mirror of
https://github.com/haproxy/haproxy.git
synced 2026-02-03 20:39:41 -05:00
32af203b75
Move ssl CLI functions to ssl_sock.c and use the cli keyword API to register ssl actions on the CLI.
4295 lines
128 KiB
C
4295 lines
128 KiB
C
/*
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* Functions dedicated to statistics output and the stats socket
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*
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* Copyright 2000-2012 Willy Tarreau <w@1wt.eu>
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* Copyright 2007-2009 Krzysztof Piotr Oledzki <ole@ans.pl>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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*/
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pwd.h>
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#include <grp.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <common/cfgparse.h>
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#include <common/compat.h>
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#include <common/config.h>
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#include <common/debug.h>
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#include <common/memory.h>
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#include <common/mini-clist.h>
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#include <common/standard.h>
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#include <common/ticks.h>
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#include <common/time.h>
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#include <common/uri_auth.h>
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#include <common/version.h>
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#include <common/base64.h>
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#include <types/applet.h>
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#include <types/cli.h>
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#include <types/global.h>
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#include <types/dns.h>
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#include <types/stats.h>
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#include <proto/backend.h>
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#include <proto/channel.h>
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#include <proto/checks.h>
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#include <proto/compression.h>
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#include <proto/stats.h>
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#include <proto/fd.h>
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#include <proto/freq_ctr.h>
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#include <proto/frontend.h>
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#include <proto/log.h>
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#include <proto/pattern.h>
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#include <proto/pipe.h>
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#include <proto/listener.h>
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#include <proto/map.h>
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#include <proto/proto_http.h>
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#include <proto/proto_uxst.h>
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#include <proto/proxy.h>
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#include <proto/sample.h>
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#include <proto/session.h>
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#include <proto/stream.h>
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#include <proto/server.h>
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#include <proto/raw_sock.h>
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#include <proto/stream_interface.h>
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#include <proto/task.h>
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#ifdef USE_OPENSSL
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#include <proto/ssl_sock.h>
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#include <types/ssl_sock.h>
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#endif
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/* These are the field names for each INF_* field position. Please pay attention
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* to always use the exact same name except that the strings for new names must
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* be lower case or CamelCase while the enum entries must be upper case.
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*/
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const char *info_field_names[INF_TOTAL_FIELDS] = {
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[INF_NAME] = "Name",
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[INF_VERSION] = "Version",
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[INF_RELEASE_DATE] = "Release_date",
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[INF_NBPROC] = "Nbproc",
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[INF_PROCESS_NUM] = "Process_num",
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[INF_PID] = "Pid",
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[INF_UPTIME] = "Uptime",
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[INF_UPTIME_SEC] = "Uptime_sec",
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[INF_MEMMAX_MB] = "Memmax_MB",
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[INF_POOL_ALLOC_MB] = "PoolAlloc_MB",
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[INF_POOL_USED_MB] = "PoolUsed_MB",
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[INF_POOL_FAILED] = "PoolFailed",
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[INF_ULIMIT_N] = "Ulimit-n",
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[INF_MAXSOCK] = "Maxsock",
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[INF_MAXCONN] = "Maxconn",
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[INF_HARD_MAXCONN] = "Hard_maxconn",
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[INF_CURR_CONN] = "CurrConns",
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[INF_CUM_CONN] = "CumConns",
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[INF_CUM_REQ] = "CumReq",
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[INF_MAX_SSL_CONNS] = "MaxSslConns",
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[INF_CURR_SSL_CONNS] = "CurrSslConns",
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[INF_CUM_SSL_CONNS] = "CumSslConns",
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[INF_MAXPIPES] = "Maxpipes",
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[INF_PIPES_USED] = "PipesUsed",
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[INF_PIPES_FREE] = "PipesFree",
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[INF_CONN_RATE] = "ConnRate",
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[INF_CONN_RATE_LIMIT] = "ConnRateLimit",
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[INF_MAX_CONN_RATE] = "MaxConnRate",
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[INF_SESS_RATE] = "SessRate",
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[INF_SESS_RATE_LIMIT] = "SessRateLimit",
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[INF_MAX_SESS_RATE] = "MaxSessRate",
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[INF_SSL_RATE] = "SslRate",
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[INF_SSL_RATE_LIMIT] = "SslRateLimit",
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[INF_MAX_SSL_RATE] = "MaxSslRate",
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[INF_SSL_FRONTEND_KEY_RATE] = "SslFrontendKeyRate",
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[INF_SSL_FRONTEND_MAX_KEY_RATE] = "SslFrontendMaxKeyRate",
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[INF_SSL_FRONTEND_SESSION_REUSE_PCT] = "SslFrontendSessionReuse_pct",
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[INF_SSL_BACKEND_KEY_RATE] = "SslBackendKeyRate",
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[INF_SSL_BACKEND_MAX_KEY_RATE] = "SslBackendMaxKeyRate",
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[INF_SSL_CACHE_LOOKUPS] = "SslCacheLookups",
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[INF_SSL_CACHE_MISSES] = "SslCacheMisses",
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[INF_COMPRESS_BPS_IN] = "CompressBpsIn",
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[INF_COMPRESS_BPS_OUT] = "CompressBpsOut",
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[INF_COMPRESS_BPS_RATE_LIM] = "CompressBpsRateLim",
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[INF_ZLIB_MEM_USAGE] = "ZlibMemUsage",
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[INF_MAX_ZLIB_MEM_USAGE] = "MaxZlibMemUsage",
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[INF_TASKS] = "Tasks",
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[INF_RUN_QUEUE] = "Run_queue",
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[INF_IDLE_PCT] = "Idle_pct",
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[INF_NODE] = "node",
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[INF_DESCRIPTION] = "description",
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};
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/* one line of stats */
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static struct field info[INF_TOTAL_FIELDS];
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static int stats_dump_backend_to_buffer(struct stream_interface *si);
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static int stats_dump_env_to_buffer(struct stream_interface *si);
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static int stats_dump_info_to_buffer(struct stream_interface *si);
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static int stats_dump_servers_state_to_buffer(struct stream_interface *si);
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static int stats_dump_pools_to_buffer(struct stream_interface *si);
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static int stats_dump_full_sess_to_buffer(struct stream_interface *si, struct stream *sess);
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static int stats_dump_sess_to_buffer(struct stream_interface *si);
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static int stats_dump_errors_to_buffer(struct stream_interface *si);
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static int stats_table_request(struct stream_interface *si, int show);
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static int stats_dump_resolvers_to_buffer(struct stream_interface *si);
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static int stats_pats_list(struct stream_interface *si);
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static int stats_pat_list(struct stream_interface *si);
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static int stats_map_lookup(struct stream_interface *si);
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static int dump_servers_state(struct stream_interface *si, struct chunk *buf);
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static struct applet cli_applet;
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static const char stats_sock_usage_msg[] =
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"Unknown command. Please enter one of the following commands only :\n"
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" clear counters : clear max statistics counters (add 'all' for all counters)\n"
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" clear table : remove an entry from a table\n"
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" help : this message\n"
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" prompt : toggle interactive mode with prompt\n"
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" quit : disconnect\n"
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" show backend : list backends in the current running config\n"
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" show env [var] : dump environment variables known to the process\n"
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" show info : report information about the running process\n"
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" show pools : report information about the memory pools usage\n"
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" show stat : report counters for each proxy and server\n"
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" show stat resolvers [id]: dumps counters from all resolvers section and\n"
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" associated name servers\n"
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" show errors : report last request and response errors for each proxy\n"
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" show sess [id] : report the list of current sessions or dump this session\n"
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" show table [id]: report table usage stats or dump this table's contents\n"
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" show servers state [id]: dump volatile server information (for backend <id>)\n"
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" get weight : report a server's current weight\n"
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" set weight : change a server's weight\n"
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" set server : change a server's state, weight or address\n"
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" set table [id] : update or create a table entry's data\n"
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" set timeout : change a timeout setting\n"
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" set maxconn : change a maxconn setting\n"
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" set rate-limit : change a rate limiting value\n"
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" disable : put a server or frontend in maintenance mode\n"
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" enable : re-enable a server or frontend which is in maintenance mode\n"
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" shutdown : kill a session or a frontend (eg:to release listening ports)\n"
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" show acl [id] : report available acls or dump an acl's contents\n"
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" get acl : reports the patterns matching a sample for an ACL\n"
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" add acl : add acl entry\n"
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" del acl : delete acl entry\n"
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" clear acl <id> : clear the content of this acl\n"
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" show map [id] : report available maps or dump a map's contents\n"
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" get map : reports the keys and values matching a sample for a map\n"
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" set map : modify map entry\n"
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" add map : add map entry\n"
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" del map : delete map entry\n"
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" clear map <id> : clear the content of this map\n"
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"";
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static const char stats_permission_denied_msg[] =
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"Permission denied\n"
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"";
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static char *dynamic_usage_msg = NULL;
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/* List head of cli keywords */
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static struct cli_kw_list cli_keywords = {
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.list = LIST_HEAD_INIT(cli_keywords.list)
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};
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extern const char *stat_status_codes[];
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char *cli_gen_usage_msg()
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{
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struct cli_kw_list *kw_list;
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struct cli_kw *kw;
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struct chunk *tmp = get_trash_chunk();
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struct chunk out;
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free(dynamic_usage_msg);
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dynamic_usage_msg = NULL;
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if (LIST_ISEMPTY(&cli_keywords.list))
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return NULL;
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chunk_reset(tmp);
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chunk_strcat(tmp, stats_sock_usage_msg);
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list_for_each_entry(kw_list, &cli_keywords.list, list) {
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kw = &kw_list->kw[0];
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while (kw->usage) {
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chunk_appendf(tmp, " %s\n", kw->usage);
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kw++;
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}
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}
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chunk_init(&out, NULL, 0);
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chunk_dup(&out, tmp);
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dynamic_usage_msg = out.str;
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return dynamic_usage_msg;
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}
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struct cli_kw* cli_find_kw(char **args)
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{
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struct cli_kw_list *kw_list;
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struct cli_kw *kw;/* current cli_kw */
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char **tmp_args;
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const char **tmp_str_kw;
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int found = 0;
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if (LIST_ISEMPTY(&cli_keywords.list))
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return NULL;
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list_for_each_entry(kw_list, &cli_keywords.list, list) {
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kw = &kw_list->kw[0];
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while (*kw->str_kw) {
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tmp_args = args;
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tmp_str_kw = kw->str_kw;
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while (*tmp_str_kw) {
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if (strcmp(*tmp_str_kw, *tmp_args) == 0) {
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found = 1;
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} else {
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found = 0;
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break;
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}
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tmp_args++;
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tmp_str_kw++;
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}
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if (found)
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return (kw);
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kw++;
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}
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}
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return NULL;
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}
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void cli_register_kw(struct cli_kw_list *kw_list)
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{
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LIST_ADDQ(&cli_keywords.list, &kw_list->list);
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}
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/* allocate a new stats frontend named <name>, and return it
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* (or NULL in case of lack of memory).
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*/
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static struct proxy *alloc_stats_fe(const char *name, const char *file, int line)
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{
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struct proxy *fe;
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fe = calloc(1, sizeof(*fe));
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if (!fe)
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return NULL;
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init_new_proxy(fe);
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fe->next = proxy;
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proxy = fe;
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fe->last_change = now.tv_sec;
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fe->id = strdup("GLOBAL");
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fe->cap = PR_CAP_FE;
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fe->maxconn = 10; /* default to 10 concurrent connections */
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fe->timeout.client = MS_TO_TICKS(10000); /* default timeout of 10 seconds */
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fe->conf.file = strdup(file);
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fe->conf.line = line;
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fe->accept = frontend_accept;
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fe->default_target = &cli_applet.obj_type;
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/* the stats frontend is the only one able to assign ID #0 */
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fe->conf.id.key = fe->uuid = 0;
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eb32_insert(&used_proxy_id, &fe->conf.id);
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return fe;
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}
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/* This function parses a "stats" statement in the "global" section. It returns
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* -1 if there is any error, otherwise zero. If it returns -1, it will write an
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* error message into the <err> buffer which will be preallocated. The trailing
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* '\n' must not be written. The function must be called with <args> pointing to
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* the first word after "stats".
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*/
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static int stats_parse_global(char **args, int section_type, struct proxy *curpx,
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struct proxy *defpx, const char *file, int line,
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char **err)
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{
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struct bind_conf *bind_conf;
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struct listener *l;
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if (!strcmp(args[1], "socket")) {
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int cur_arg;
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if (*args[2] == 0) {
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memprintf(err, "'%s %s' in global section expects an address or a path to a UNIX socket", args[0], args[1]);
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return -1;
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}
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if (!global.stats_fe) {
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if ((global.stats_fe = alloc_stats_fe("GLOBAL", file, line)) == NULL) {
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memprintf(err, "'%s %s' : out of memory trying to allocate a frontend", args[0], args[1]);
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return -1;
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}
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}
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bind_conf = bind_conf_alloc(&global.stats_fe->conf.bind, file, line, args[2]);
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bind_conf->level = ACCESS_LVL_OPER; /* default access level */
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if (!str2listener(args[2], global.stats_fe, bind_conf, file, line, err)) {
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memprintf(err, "parsing [%s:%d] : '%s %s' : %s\n",
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file, line, args[0], args[1], err && *err ? *err : "error");
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return -1;
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}
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cur_arg = 3;
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while (*args[cur_arg]) {
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static int bind_dumped;
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struct bind_kw *kw;
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kw = bind_find_kw(args[cur_arg]);
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if (kw) {
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if (!kw->parse) {
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memprintf(err, "'%s %s' : '%s' option is not implemented in this version (check build options).",
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args[0], args[1], args[cur_arg]);
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return -1;
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}
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if (kw->parse(args, cur_arg, global.stats_fe, bind_conf, err) != 0) {
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if (err && *err)
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memprintf(err, "'%s %s' : '%s'", args[0], args[1], *err);
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else
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memprintf(err, "'%s %s' : error encountered while processing '%s'",
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args[0], args[1], args[cur_arg]);
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return -1;
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}
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cur_arg += 1 + kw->skip;
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continue;
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}
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if (!bind_dumped) {
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bind_dump_kws(err);
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indent_msg(err, 4);
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bind_dumped = 1;
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}
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memprintf(err, "'%s %s' : unknown keyword '%s'.%s%s",
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args[0], args[1], args[cur_arg],
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err && *err ? " Registered keywords :" : "", err && *err ? *err : "");
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return -1;
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}
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list_for_each_entry(l, &bind_conf->listeners, by_bind) {
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l->maxconn = global.stats_fe->maxconn;
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l->backlog = global.stats_fe->backlog;
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l->accept = session_accept_fd;
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l->handler = process_stream;
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l->default_target = global.stats_fe->default_target;
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l->options |= LI_O_UNLIMITED; /* don't make the peers subject to global limits */
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l->nice = -64; /* we want to boost priority for local stats */
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global.maxsock += l->maxconn;
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}
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}
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else if (!strcmp(args[1], "timeout")) {
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unsigned timeout;
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const char *res = parse_time_err(args[2], &timeout, TIME_UNIT_MS);
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if (res) {
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memprintf(err, "'%s %s' : unexpected character '%c'", args[0], args[1], *res);
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return -1;
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}
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if (!timeout) {
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memprintf(err, "'%s %s' expects a positive value", args[0], args[1]);
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return -1;
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}
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if (!global.stats_fe) {
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if ((global.stats_fe = alloc_stats_fe("GLOBAL", file, line)) == NULL) {
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memprintf(err, "'%s %s' : out of memory trying to allocate a frontend", args[0], args[1]);
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return -1;
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}
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}
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global.stats_fe->timeout.client = MS_TO_TICKS(timeout);
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}
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else if (!strcmp(args[1], "maxconn")) {
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int maxconn = atol(args[2]);
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if (maxconn <= 0) {
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memprintf(err, "'%s %s' expects a positive value", args[0], args[1]);
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return -1;
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}
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if (!global.stats_fe) {
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if ((global.stats_fe = alloc_stats_fe("GLOBAL", file, line)) == NULL) {
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memprintf(err, "'%s %s' : out of memory trying to allocate a frontend", args[0], args[1]);
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return -1;
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}
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}
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global.stats_fe->maxconn = maxconn;
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}
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else if (!strcmp(args[1], "bind-process")) { /* enable the socket only on some processes */
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int cur_arg = 2;
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unsigned long set = 0;
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if (!global.stats_fe) {
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if ((global.stats_fe = alloc_stats_fe("GLOBAL", file, line)) == NULL) {
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memprintf(err, "'%s %s' : out of memory trying to allocate a frontend", args[0], args[1]);
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return -1;
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}
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}
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while (*args[cur_arg]) {
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unsigned int low, high;
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if (strcmp(args[cur_arg], "all") == 0) {
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set = 0;
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break;
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}
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else if (strcmp(args[cur_arg], "odd") == 0) {
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set |= ~0UL/3UL; /* 0x555....555 */
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}
|
|
else if (strcmp(args[cur_arg], "even") == 0) {
|
|
set |= (~0UL/3UL) << 1; /* 0xAAA...AAA */
|
|
}
|
|
else if (isdigit((int)*args[cur_arg])) {
|
|
char *dash = strchr(args[cur_arg], '-');
|
|
|
|
low = high = str2uic(args[cur_arg]);
|
|
if (dash)
|
|
high = str2uic(dash + 1);
|
|
|
|
if (high < low) {
|
|
unsigned int swap = low;
|
|
low = high;
|
|
high = swap;
|
|
}
|
|
|
|
if (low < 1 || high > LONGBITS) {
|
|
memprintf(err, "'%s %s' supports process numbers from 1 to %d.\n",
|
|
args[0], args[1], LONGBITS);
|
|
return -1;
|
|
}
|
|
while (low <= high)
|
|
set |= 1UL << (low++ - 1);
|
|
}
|
|
else {
|
|
memprintf(err,
|
|
"'%s %s' expects 'all', 'odd', 'even', or a list of process ranges with numbers from 1 to %d.\n",
|
|
args[0], args[1], LONGBITS);
|
|
return -1;
|
|
}
|
|
cur_arg++;
|
|
}
|
|
global.stats_fe->bind_proc = set;
|
|
}
|
|
else {
|
|
memprintf(err, "'%s' only supports 'socket', 'maxconn', 'bind-process' and 'timeout' (got '%s')", args[0], args[1]);
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* print a string of text buffer to <out>. The format is :
|
|
* Non-printable chars \t, \n, \r and \e are * encoded in C format.
|
|
* Other non-printable chars are encoded "\xHH". Space, '\', and '=' are also escaped.
|
|
* Print stopped if null char or <bsize> is reached, or if no more place in the chunk.
|
|
*/
|
|
static int dump_text(struct chunk *out, const char *buf, int bsize)
|
|
{
|
|
unsigned char c;
|
|
int ptr = 0;
|
|
|
|
while (buf[ptr] && ptr < bsize) {
|
|
c = buf[ptr];
|
|
if (isprint(c) && isascii(c) && c != '\\' && c != ' ' && c != '=') {
|
|
if (out->len > out->size - 1)
|
|
break;
|
|
out->str[out->len++] = c;
|
|
}
|
|
else if (c == '\t' || c == '\n' || c == '\r' || c == '\e' || c == '\\' || c == ' ' || c == '=') {
|
|
if (out->len > out->size - 2)
|
|
break;
|
|
out->str[out->len++] = '\\';
|
|
switch (c) {
|
|
case ' ': c = ' '; break;
|
|
case '\t': c = 't'; break;
|
|
case '\n': c = 'n'; break;
|
|
case '\r': c = 'r'; break;
|
|
case '\e': c = 'e'; break;
|
|
case '\\': c = '\\'; break;
|
|
case '=': c = '='; break;
|
|
}
|
|
out->str[out->len++] = c;
|
|
}
|
|
else {
|
|
if (out->len > out->size - 4)
|
|
break;
|
|
out->str[out->len++] = '\\';
|
|
out->str[out->len++] = 'x';
|
|
out->str[out->len++] = hextab[(c >> 4) & 0xF];
|
|
out->str[out->len++] = hextab[c & 0xF];
|
|
}
|
|
ptr++;
|
|
}
|
|
|
|
return ptr;
|
|
}
|
|
|
|
/* print a buffer in hexa.
|
|
* Print stopped if <bsize> is reached, or if no more place in the chunk.
|
|
*/
|
|
static int dump_binary(struct chunk *out, const char *buf, int bsize)
|
|
{
|
|
unsigned char c;
|
|
int ptr = 0;
|
|
|
|
while (ptr < bsize) {
|
|
c = buf[ptr];
|
|
|
|
if (out->len > out->size - 2)
|
|
break;
|
|
out->str[out->len++] = hextab[(c >> 4) & 0xF];
|
|
out->str[out->len++] = hextab[c & 0xF];
|
|
|
|
ptr++;
|
|
}
|
|
return ptr;
|
|
}
|
|
|
|
/* Dump the status of a table to a stream interface's
|
|
* read buffer. It returns 0 if the output buffer is full
|
|
* and needs to be called again, otherwise non-zero.
|
|
*/
|
|
static int stats_dump_table_head_to_buffer(struct chunk *msg, struct stream_interface *si,
|
|
struct proxy *proxy, struct proxy *target)
|
|
{
|
|
struct stream *s = si_strm(si);
|
|
|
|
chunk_appendf(msg, "# table: %s, type: %s, size:%d, used:%d\n",
|
|
proxy->id, stktable_types[proxy->table.type].kw, proxy->table.size, proxy->table.current);
|
|
|
|
/* any other information should be dumped here */
|
|
|
|
if (target && strm_li(s)->bind_conf->level < ACCESS_LVL_OPER)
|
|
chunk_appendf(msg, "# contents not dumped due to insufficient privileges\n");
|
|
|
|
if (bi_putchk(si_ic(si), msg) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/* Dump the a table entry to a stream interface's
|
|
* read buffer. It returns 0 if the output buffer is full
|
|
* and needs to be called again, otherwise non-zero.
|
|
*/
|
|
static int stats_dump_table_entry_to_buffer(struct chunk *msg, struct stream_interface *si,
|
|
struct proxy *proxy, struct stksess *entry)
|
|
{
|
|
int dt;
|
|
|
|
chunk_appendf(msg, "%p:", entry);
|
|
|
|
if (proxy->table.type == SMP_T_IPV4) {
|
|
char addr[INET_ADDRSTRLEN];
|
|
inet_ntop(AF_INET, (const void *)&entry->key.key, addr, sizeof(addr));
|
|
chunk_appendf(msg, " key=%s", addr);
|
|
}
|
|
else if (proxy->table.type == SMP_T_IPV6) {
|
|
char addr[INET6_ADDRSTRLEN];
|
|
inet_ntop(AF_INET6, (const void *)&entry->key.key, addr, sizeof(addr));
|
|
chunk_appendf(msg, " key=%s", addr);
|
|
}
|
|
else if (proxy->table.type == SMP_T_SINT) {
|
|
chunk_appendf(msg, " key=%u", *(unsigned int *)entry->key.key);
|
|
}
|
|
else if (proxy->table.type == SMP_T_STR) {
|
|
chunk_appendf(msg, " key=");
|
|
dump_text(msg, (const char *)entry->key.key, proxy->table.key_size);
|
|
}
|
|
else {
|
|
chunk_appendf(msg, " key=");
|
|
dump_binary(msg, (const char *)entry->key.key, proxy->table.key_size);
|
|
}
|
|
|
|
chunk_appendf(msg, " use=%d exp=%d", entry->ref_cnt - 1, tick_remain(now_ms, entry->expire));
|
|
|
|
for (dt = 0; dt < STKTABLE_DATA_TYPES; dt++) {
|
|
void *ptr;
|
|
|
|
if (proxy->table.data_ofs[dt] == 0)
|
|
continue;
|
|
if (stktable_data_types[dt].arg_type == ARG_T_DELAY)
|
|
chunk_appendf(msg, " %s(%d)=", stktable_data_types[dt].name, proxy->table.data_arg[dt].u);
|
|
else
|
|
chunk_appendf(msg, " %s=", stktable_data_types[dt].name);
|
|
|
|
ptr = stktable_data_ptr(&proxy->table, entry, dt);
|
|
switch (stktable_data_types[dt].std_type) {
|
|
case STD_T_SINT:
|
|
chunk_appendf(msg, "%d", stktable_data_cast(ptr, std_t_sint));
|
|
break;
|
|
case STD_T_UINT:
|
|
chunk_appendf(msg, "%u", stktable_data_cast(ptr, std_t_uint));
|
|
break;
|
|
case STD_T_ULL:
|
|
chunk_appendf(msg, "%lld", stktable_data_cast(ptr, std_t_ull));
|
|
break;
|
|
case STD_T_FRQP:
|
|
chunk_appendf(msg, "%d",
|
|
read_freq_ctr_period(&stktable_data_cast(ptr, std_t_frqp),
|
|
proxy->table.data_arg[dt].u));
|
|
break;
|
|
}
|
|
}
|
|
chunk_appendf(msg, "\n");
|
|
|
|
if (bi_putchk(si_ic(si), msg) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void stats_sock_table_key_request(struct stream_interface *si, char **args, int action)
|
|
{
|
|
struct stream *s = si_strm(si);
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct proxy *px = appctx->ctx.table.target;
|
|
struct stksess *ts;
|
|
uint32_t uint32_key;
|
|
unsigned char ip6_key[sizeof(struct in6_addr)];
|
|
long long value;
|
|
int data_type;
|
|
int cur_arg;
|
|
void *ptr;
|
|
struct freq_ctr_period *frqp;
|
|
|
|
appctx->st0 = STAT_CLI_OUTPUT;
|
|
|
|
if (!*args[4]) {
|
|
appctx->ctx.cli.msg = "Key value expected\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
switch (px->table.type) {
|
|
case SMP_T_IPV4:
|
|
uint32_key = htonl(inetaddr_host(args[4]));
|
|
static_table_key->key = &uint32_key;
|
|
break;
|
|
case SMP_T_IPV6:
|
|
inet_pton(AF_INET6, args[4], ip6_key);
|
|
static_table_key->key = &ip6_key;
|
|
break;
|
|
case SMP_T_SINT:
|
|
{
|
|
char *endptr;
|
|
unsigned long val;
|
|
errno = 0;
|
|
val = strtoul(args[4], &endptr, 10);
|
|
if ((errno == ERANGE && val == ULONG_MAX) ||
|
|
(errno != 0 && val == 0) || endptr == args[4] ||
|
|
val > 0xffffffff) {
|
|
appctx->ctx.cli.msg = "Invalid key\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
uint32_key = (uint32_t) val;
|
|
static_table_key->key = &uint32_key;
|
|
break;
|
|
}
|
|
break;
|
|
case SMP_T_STR:
|
|
static_table_key->key = args[4];
|
|
static_table_key->key_len = strlen(args[4]);
|
|
break;
|
|
default:
|
|
switch (action) {
|
|
case STAT_CLI_O_TAB:
|
|
appctx->ctx.cli.msg = "Showing keys from tables of type other than ip, ipv6, string and integer is not supported\n";
|
|
break;
|
|
case STAT_CLI_O_CLR:
|
|
appctx->ctx.cli.msg = "Removing keys from ip tables of type other than ip, ipv6, string and integer is not supported\n";
|
|
break;
|
|
default:
|
|
appctx->ctx.cli.msg = "Unknown action\n";
|
|
break;
|
|
}
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
/* check permissions */
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_OPER) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
ts = stktable_lookup_key(&px->table, static_table_key);
|
|
|
|
switch (action) {
|
|
case STAT_CLI_O_TAB:
|
|
if (!ts)
|
|
return;
|
|
chunk_reset(&trash);
|
|
if (!stats_dump_table_head_to_buffer(&trash, si, px, px))
|
|
return;
|
|
stats_dump_table_entry_to_buffer(&trash, si, px, ts);
|
|
return;
|
|
|
|
case STAT_CLI_O_CLR:
|
|
if (!ts)
|
|
return;
|
|
if (ts->ref_cnt) {
|
|
/* don't delete an entry which is currently referenced */
|
|
appctx->ctx.cli.msg = "Entry currently in use, cannot remove\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
stksess_kill(&px->table, ts);
|
|
break;
|
|
|
|
case STAT_CLI_O_SET:
|
|
if (ts)
|
|
stktable_touch(&px->table, ts, 1);
|
|
else {
|
|
ts = stksess_new(&px->table, static_table_key);
|
|
if (!ts) {
|
|
/* don't delete an entry which is currently referenced */
|
|
appctx->ctx.cli.msg = "Unable to allocate a new entry\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
stktable_store(&px->table, ts, 1);
|
|
}
|
|
|
|
for (cur_arg = 5; *args[cur_arg]; cur_arg += 2) {
|
|
if (strncmp(args[cur_arg], "data.", 5) != 0) {
|
|
appctx->ctx.cli.msg = "\"data.<type>\" followed by a value expected\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
data_type = stktable_get_data_type(args[cur_arg] + 5);
|
|
if (data_type < 0) {
|
|
appctx->ctx.cli.msg = "Unknown data type\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
if (!px->table.data_ofs[data_type]) {
|
|
appctx->ctx.cli.msg = "Data type not stored in this table\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
if (!*args[cur_arg+1] || strl2llrc(args[cur_arg+1], strlen(args[cur_arg+1]), &value) != 0) {
|
|
appctx->ctx.cli.msg = "Require a valid integer value to store\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
ptr = stktable_data_ptr(&px->table, ts, data_type);
|
|
|
|
switch (stktable_data_types[data_type].std_type) {
|
|
case STD_T_SINT:
|
|
stktable_data_cast(ptr, std_t_sint) = value;
|
|
break;
|
|
case STD_T_UINT:
|
|
stktable_data_cast(ptr, std_t_uint) = value;
|
|
break;
|
|
case STD_T_ULL:
|
|
stktable_data_cast(ptr, std_t_ull) = value;
|
|
break;
|
|
case STD_T_FRQP:
|
|
/* We set both the current and previous values. That way
|
|
* the reported frequency is stable during all the period
|
|
* then slowly fades out. This allows external tools to
|
|
* push measures without having to update them too often.
|
|
*/
|
|
frqp = &stktable_data_cast(ptr, std_t_frqp);
|
|
frqp->curr_tick = now_ms;
|
|
frqp->prev_ctr = 0;
|
|
frqp->curr_ctr = value;
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
appctx->ctx.cli.msg = "Unknown action\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void stats_sock_table_data_request(struct stream_interface *si, char **args, int action)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
|
|
if (action != STAT_CLI_O_TAB && action != STAT_CLI_O_CLR) {
|
|
appctx->ctx.cli.msg = "content-based lookup is only supported with the \"show\" and \"clear\" actions";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
/* condition on stored data value */
|
|
appctx->ctx.table.data_type = stktable_get_data_type(args[3] + 5);
|
|
if (appctx->ctx.table.data_type < 0) {
|
|
appctx->ctx.cli.msg = "Unknown data type\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
if (!((struct proxy *)appctx->ctx.table.target)->table.data_ofs[appctx->ctx.table.data_type]) {
|
|
appctx->ctx.cli.msg = "Data type not stored in this table\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
appctx->ctx.table.data_op = get_std_op(args[4]);
|
|
if (appctx->ctx.table.data_op < 0) {
|
|
appctx->ctx.cli.msg = "Require and operator among \"eq\", \"ne\", \"le\", \"ge\", \"lt\", \"gt\"\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
|
|
if (!*args[5] || strl2llrc(args[5], strlen(args[5]), &appctx->ctx.table.value) != 0) {
|
|
appctx->ctx.cli.msg = "Require a valid integer value to compare against\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void stats_sock_table_request(struct stream_interface *si, char **args, int action)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
|
|
appctx->ctx.table.data_type = -1;
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->ctx.table.target = NULL;
|
|
appctx->ctx.table.proxy = NULL;
|
|
appctx->ctx.table.entry = NULL;
|
|
appctx->st0 = action;
|
|
|
|
if (*args[2]) {
|
|
appctx->ctx.table.target = proxy_tbl_by_name(args[2]);
|
|
if (!appctx->ctx.table.target) {
|
|
appctx->ctx.cli.msg = "No such table\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return;
|
|
}
|
|
}
|
|
else {
|
|
if (action != STAT_CLI_O_TAB)
|
|
goto err_args;
|
|
return;
|
|
}
|
|
|
|
if (strcmp(args[3], "key") == 0)
|
|
stats_sock_table_key_request(si, args, action);
|
|
else if (strncmp(args[3], "data.", 5) == 0)
|
|
stats_sock_table_data_request(si, args, action);
|
|
else if (*args[3])
|
|
goto err_args;
|
|
|
|
return;
|
|
|
|
err_args:
|
|
switch (action) {
|
|
case STAT_CLI_O_TAB:
|
|
appctx->ctx.cli.msg = "Optional argument only supports \"data.<store_data_type>\" <operator> <value> and key <key>\n";
|
|
break;
|
|
case STAT_CLI_O_CLR:
|
|
appctx->ctx.cli.msg = "Required arguments: <table> \"data.<store_data_type>\" <operator> <value> or <table> key <key>\n";
|
|
break;
|
|
default:
|
|
appctx->ctx.cli.msg = "Unknown action\n";
|
|
break;
|
|
}
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
|
|
/* Expects to find a frontend named <arg> and returns it, otherwise displays various
|
|
* adequate error messages and returns NULL. This function also expects the stream
|
|
* level to be admin.
|
|
*/
|
|
static struct proxy *expect_frontend_admin(struct stream *s, struct stream_interface *si, const char *arg)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct proxy *px;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
|
|
if (!*arg) {
|
|
appctx->ctx.cli.msg = "A frontend name is expected.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
|
|
px = proxy_fe_by_name(arg);
|
|
if (!px) {
|
|
appctx->ctx.cli.msg = "No such frontend.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
return px;
|
|
}
|
|
|
|
/* Expects to find a backend and a server in <arg> under the form <backend>/<server>,
|
|
* and returns the pointer to the server. Otherwise, display adequate error messages
|
|
* and returns NULL. This function also expects the stream level to be admin. Note:
|
|
* the <arg> is modified to remove the '/'.
|
|
*/
|
|
static struct server *expect_server_admin(struct stream *s, struct stream_interface *si, char *arg)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct proxy *px;
|
|
struct server *sv;
|
|
char *line;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
|
|
/* split "backend/server" and make <line> point to server */
|
|
for (line = arg; *line; line++)
|
|
if (*line == '/') {
|
|
*line++ = '\0';
|
|
break;
|
|
}
|
|
|
|
if (!*line || !*arg) {
|
|
appctx->ctx.cli.msg = "Require 'backend/server'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
|
|
if (!get_backend_server(arg, line, &px, &sv)) {
|
|
appctx->ctx.cli.msg = px ? "No such server.\n" : "No such backend.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
|
|
if (px->state == PR_STSTOPPED) {
|
|
appctx->ctx.cli.msg = "Proxy is disabled.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return NULL;
|
|
}
|
|
|
|
return sv;
|
|
}
|
|
|
|
|
|
/* This function is used with map and acl management. It permits to browse
|
|
* each reference. The variable <getnext> must contain the current node,
|
|
* <end> point to the root node and the <flags> permit to filter required
|
|
* nodes.
|
|
*/
|
|
static inline
|
|
struct pat_ref *pat_list_get_next(struct pat_ref *getnext, struct list *end,
|
|
unsigned int flags)
|
|
{
|
|
struct pat_ref *ref = getnext;
|
|
|
|
while (1) {
|
|
|
|
/* Get next list entry. */
|
|
ref = LIST_NEXT(&ref->list, struct pat_ref *, list);
|
|
|
|
/* If the entry is the last of the list, return NULL. */
|
|
if (&ref->list == end)
|
|
return NULL;
|
|
|
|
/* If the entry match the flag, return it. */
|
|
if (ref->flags & flags)
|
|
return ref;
|
|
}
|
|
}
|
|
|
|
static inline
|
|
struct pat_ref *pat_ref_lookup_ref(const char *reference)
|
|
{
|
|
int id;
|
|
char *error;
|
|
|
|
/* If the reference starts by a '#', this is numeric id. */
|
|
if (reference[0] == '#') {
|
|
/* Try to convert the numeric id. If the conversion fails, the lookup fails. */
|
|
id = strtol(reference + 1, &error, 10);
|
|
if (*error != '\0')
|
|
return NULL;
|
|
|
|
/* Perform the unique id lookup. */
|
|
return pat_ref_lookupid(id);
|
|
}
|
|
|
|
/* Perform the string lookup. */
|
|
return pat_ref_lookup(reference);
|
|
}
|
|
|
|
/* This function is used with map and acl management. It permits to browse
|
|
* each reference.
|
|
*/
|
|
static inline
|
|
struct pattern_expr *pat_expr_get_next(struct pattern_expr *getnext, struct list *end)
|
|
{
|
|
struct pattern_expr *expr;
|
|
expr = LIST_NEXT(&getnext->list, struct pattern_expr *, list);
|
|
if (&expr->list == end)
|
|
return NULL;
|
|
return expr;
|
|
}
|
|
|
|
/* Processes the stats interpreter on the statistics socket. This function is
|
|
* called from an applet running in a stream interface. The function returns 1
|
|
* if the request was understood, otherwise zero. It sets appctx->st0 to a value
|
|
* designating the function which will have to process the request, which can
|
|
* also be the print function to display the return message set into cli.msg.
|
|
*/
|
|
static int stats_sock_parse_request(struct stream_interface *si, char *line)
|
|
{
|
|
struct stream *s = si_strm(si);
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
char *args[MAX_STATS_ARGS + 1];
|
|
struct cli_kw *kw;
|
|
int arg;
|
|
int i, j;
|
|
|
|
while (isspace((unsigned char)*line))
|
|
line++;
|
|
|
|
arg = 0;
|
|
args[arg] = line;
|
|
|
|
while (*line && arg < MAX_STATS_ARGS) {
|
|
if (*line == '\\') {
|
|
line++;
|
|
if (*line == '\0')
|
|
break;
|
|
}
|
|
else if (isspace((unsigned char)*line)) {
|
|
*line++ = '\0';
|
|
|
|
while (isspace((unsigned char)*line))
|
|
line++;
|
|
|
|
args[++arg] = line;
|
|
continue;
|
|
}
|
|
|
|
line++;
|
|
}
|
|
|
|
while (++arg <= MAX_STATS_ARGS)
|
|
args[arg] = line;
|
|
|
|
/* remove \ */
|
|
arg = 0;
|
|
while (*args[arg] != '\0') {
|
|
j = 0;
|
|
for (i=0; args[arg][i] != '\0'; i++) {
|
|
if (args[arg][i] == '\\')
|
|
continue;
|
|
args[arg][j] = args[arg][i];
|
|
j++;
|
|
}
|
|
args[arg][j] = '\0';
|
|
arg++;
|
|
}
|
|
|
|
appctx->ctx.stats.scope_str = 0;
|
|
appctx->ctx.stats.scope_len = 0;
|
|
appctx->ctx.stats.flags = 0;
|
|
if ((kw = cli_find_kw(args))) {
|
|
if (kw->parse) {
|
|
if (kw->parse(args, appctx, kw->private) == 0 && kw->io_handler) {
|
|
appctx->st0 = STAT_CLI_O_CUSTOM;
|
|
appctx->io_handler = kw->io_handler;
|
|
appctx->io_release = kw->io_release;
|
|
}
|
|
}
|
|
} else if (strcmp(args[0], "show") == 0) {
|
|
if (strcmp(args[1], "backend") == 0) {
|
|
appctx->ctx.be.px = NULL;
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_BACKEND;
|
|
}
|
|
else if (strcmp(args[1], "env") == 0) {
|
|
extern char **environ;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_OPER) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
appctx->ctx.env.var = environ;
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_ENV; // stats_dump_env_to_buffer
|
|
|
|
if (*args[2]) {
|
|
int len = strlen(args[2]);
|
|
|
|
for (; *appctx->ctx.env.var; appctx->ctx.env.var++) {
|
|
if (strncmp(*appctx->ctx.env.var, args[2], len) == 0 &&
|
|
(*appctx->ctx.env.var)[len] == '=')
|
|
break;
|
|
}
|
|
if (!*appctx->ctx.env.var) {
|
|
appctx->ctx.cli.msg = "Variable not found\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
appctx->st2 = STAT_ST_END;
|
|
}
|
|
}
|
|
else if (strcmp(args[1], "stat") == 0) {
|
|
if (strcmp(args[2], "resolvers") == 0) {
|
|
struct dns_resolvers *presolvers;
|
|
|
|
if (*args[3]) {
|
|
appctx->ctx.resolvers.ptr = NULL;
|
|
list_for_each_entry(presolvers, &dns_resolvers, list) {
|
|
if (strcmp(presolvers->id, args[3]) == 0) {
|
|
appctx->ctx.resolvers.ptr = presolvers;
|
|
break;
|
|
}
|
|
}
|
|
if (appctx->ctx.resolvers.ptr == NULL) {
|
|
appctx->ctx.cli.msg = "Can't find that resolvers section\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_RESOLVERS;
|
|
return 1;
|
|
}
|
|
else if (*args[2] && *args[3] && *args[4]) {
|
|
appctx->ctx.stats.flags |= STAT_BOUND;
|
|
appctx->ctx.stats.iid = atoi(args[2]);
|
|
appctx->ctx.stats.type = atoi(args[3]);
|
|
appctx->ctx.stats.sid = atoi(args[4]);
|
|
if (strcmp(args[5], "typed") == 0)
|
|
appctx->ctx.stats.flags |= STAT_FMT_TYPED;
|
|
}
|
|
else if (strcmp(args[2], "typed") == 0)
|
|
appctx->ctx.stats.flags |= STAT_FMT_TYPED;
|
|
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_STAT; // stats_dump_stat_to_buffer
|
|
}
|
|
else if (strcmp(args[1], "info") == 0) {
|
|
if (strcmp(args[2], "typed") == 0)
|
|
appctx->ctx.stats.flags |= STAT_FMT_TYPED;
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_INFO; // stats_dump_info_to_buffer
|
|
}
|
|
else if (strcmp(args[1], "servers") == 0 && strcmp(args[2], "state") == 0) {
|
|
appctx->ctx.server_state.iid = 0;
|
|
appctx->ctx.server_state.px = NULL;
|
|
appctx->ctx.server_state.sv = NULL;
|
|
|
|
/* check if a backend name has been provided */
|
|
if (*args[3]) {
|
|
/* read server state from local file */
|
|
appctx->ctx.server_state.px = proxy_be_by_name(args[3]);
|
|
|
|
if (!appctx->ctx.server_state.px) {
|
|
appctx->ctx.cli.msg = "Can't find backend.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
appctx->ctx.server_state.iid = appctx->ctx.server_state.px->uuid;
|
|
}
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_SERVERS_STATE; // stats_dump_servers_state_to_buffer
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "pools") == 0) {
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_POOLS; // stats_dump_pools_to_buffer
|
|
}
|
|
else if (strcmp(args[1], "sess") == 0) {
|
|
appctx->st2 = STAT_ST_INIT;
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_OPER) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
if (*args[2] && strcmp(args[2], "all") == 0)
|
|
appctx->ctx.sess.target = (void *)-1;
|
|
else if (*args[2])
|
|
appctx->ctx.sess.target = (void *)strtoul(args[2], NULL, 0);
|
|
else
|
|
appctx->ctx.sess.target = NULL;
|
|
appctx->ctx.sess.section = 0; /* start with stream status */
|
|
appctx->ctx.sess.pos = 0;
|
|
appctx->st0 = STAT_CLI_O_SESS; // stats_dump_sess_to_buffer
|
|
}
|
|
else if (strcmp(args[1], "errors") == 0) {
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_OPER) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
if (*args[2])
|
|
appctx->ctx.errors.iid = atoi(args[2]);
|
|
else
|
|
appctx->ctx.errors.iid = -1;
|
|
appctx->ctx.errors.px = NULL;
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_ERR; // stats_dump_errors_to_buffer
|
|
}
|
|
else if (strcmp(args[1], "table") == 0) {
|
|
stats_sock_table_request(si, args, STAT_CLI_O_TAB);
|
|
}
|
|
else if (strcmp(args[1], "map") == 0 ||
|
|
strcmp(args[1], "acl") == 0) {
|
|
|
|
/* Set ACL or MAP flags. */
|
|
if (args[1][0] == 'm')
|
|
appctx->ctx.map.display_flags = PAT_REF_MAP;
|
|
else
|
|
appctx->ctx.map.display_flags = PAT_REF_ACL;
|
|
|
|
/* no parameter: display all map available */
|
|
if (!*args[2]) {
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_PATS;
|
|
return 1;
|
|
}
|
|
|
|
/* lookup into the refs and check the map flag */
|
|
appctx->ctx.map.ref = pat_ref_lookup_ref(args[2]);
|
|
if (!appctx->ctx.map.ref ||
|
|
!(appctx->ctx.map.ref->flags & appctx->ctx.map.display_flags)) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
appctx->ctx.cli.msg = "Unknown map identifier. Please use #<id> or <file>.\n";
|
|
else
|
|
appctx->ctx.cli.msg = "Unknown ACL identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_PAT;
|
|
}
|
|
else { /* neither "stat" nor "info" nor "sess" nor "errors" nor "table" */
|
|
return 0;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "clear") == 0) {
|
|
if (strcmp(args[1], "counters") == 0) {
|
|
struct proxy *px;
|
|
struct server *sv;
|
|
struct listener *li;
|
|
int clrall = 0;
|
|
|
|
if (strcmp(args[2], "all") == 0)
|
|
clrall = 1;
|
|
|
|
/* check permissions */
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_OPER ||
|
|
(clrall && strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN)) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
for (px = proxy; px; px = px->next) {
|
|
if (clrall) {
|
|
memset(&px->be_counters, 0, sizeof(px->be_counters));
|
|
memset(&px->fe_counters, 0, sizeof(px->fe_counters));
|
|
}
|
|
else {
|
|
px->be_counters.conn_max = 0;
|
|
px->be_counters.p.http.rps_max = 0;
|
|
px->be_counters.sps_max = 0;
|
|
px->be_counters.cps_max = 0;
|
|
px->be_counters.nbpend_max = 0;
|
|
|
|
px->fe_counters.conn_max = 0;
|
|
px->fe_counters.p.http.rps_max = 0;
|
|
px->fe_counters.sps_max = 0;
|
|
px->fe_counters.cps_max = 0;
|
|
px->fe_counters.nbpend_max = 0;
|
|
}
|
|
|
|
for (sv = px->srv; sv; sv = sv->next)
|
|
if (clrall)
|
|
memset(&sv->counters, 0, sizeof(sv->counters));
|
|
else {
|
|
sv->counters.cur_sess_max = 0;
|
|
sv->counters.nbpend_max = 0;
|
|
sv->counters.sps_max = 0;
|
|
}
|
|
|
|
list_for_each_entry(li, &px->conf.listeners, by_fe)
|
|
if (li->counters) {
|
|
if (clrall)
|
|
memset(li->counters, 0, sizeof(*li->counters));
|
|
else
|
|
li->counters->conn_max = 0;
|
|
}
|
|
}
|
|
|
|
global.cps_max = 0;
|
|
global.sps_max = 0;
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "table") == 0) {
|
|
stats_sock_table_request(si, args, STAT_CLI_O_CLR);
|
|
/* end of processing */
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "map") == 0 || strcmp(args[1], "acl") == 0) {
|
|
/* Set ACL or MAP flags. */
|
|
if (args[1][0] == 'm')
|
|
appctx->ctx.map.display_flags = PAT_REF_MAP;
|
|
else
|
|
appctx->ctx.map.display_flags = PAT_REF_ACL;
|
|
|
|
/* no parameter */
|
|
if (!*args[2]) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
appctx->ctx.cli.msg = "Missing map identifier.\n";
|
|
else
|
|
appctx->ctx.cli.msg = "Missing ACL identifier.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* lookup into the refs and check the map flag */
|
|
appctx->ctx.map.ref = pat_ref_lookup_ref(args[2]);
|
|
if (!appctx->ctx.map.ref ||
|
|
!(appctx->ctx.map.ref->flags & appctx->ctx.map.display_flags)) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
appctx->ctx.cli.msg = "Unknown map identifier. Please use #<id> or <file>.\n";
|
|
else
|
|
appctx->ctx.cli.msg = "Unknown ACL identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Clear all. */
|
|
pat_ref_prune(appctx->ctx.map.ref);
|
|
|
|
/* return response */
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
return 1;
|
|
}
|
|
else {
|
|
/* unknown "clear" argument */
|
|
return 0;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "get") == 0) {
|
|
if (strcmp(args[1], "weight") == 0) {
|
|
struct proxy *px;
|
|
struct server *sv;
|
|
|
|
/* split "backend/server" and make <line> point to server */
|
|
for (line = args[2]; *line; line++)
|
|
if (*line == '/') {
|
|
*line++ = '\0';
|
|
break;
|
|
}
|
|
|
|
if (!*line) {
|
|
appctx->ctx.cli.msg = "Require 'backend/server'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!get_backend_server(args[2], line, &px, &sv)) {
|
|
appctx->ctx.cli.msg = px ? "No such server.\n" : "No such backend.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* return server's effective weight at the moment */
|
|
snprintf(trash.str, trash.size, "%d (initial %d)\n", sv->uweight, sv->iweight);
|
|
if (bi_putstr(si_ic(si), trash.str) == -1)
|
|
si_applet_cant_put(si);
|
|
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "map") == 0 || strcmp(args[1], "acl") == 0) {
|
|
/* Set flags. */
|
|
if (args[1][0] == 'm')
|
|
appctx->ctx.map.display_flags = PAT_REF_MAP;
|
|
else
|
|
appctx->ctx.map.display_flags = PAT_REF_ACL;
|
|
|
|
/* No parameter. */
|
|
if (!*args[2] || !*args[3]) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
appctx->ctx.cli.msg = "Missing map identifier and/or key.\n";
|
|
else
|
|
appctx->ctx.cli.msg = "Missing ACL identifier and/or key.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* lookup into the maps */
|
|
appctx->ctx.map.ref = pat_ref_lookup_ref(args[2]);
|
|
if (!appctx->ctx.map.ref) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
appctx->ctx.cli.msg = "Unknown map identifier. Please use #<id> or <file>.\n";
|
|
else
|
|
appctx->ctx.cli.msg = "Unknown ACL identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* copy input string. The string must be allocated because
|
|
* it may be used over multiple iterations. It's released
|
|
* at the end and upon abort anyway.
|
|
*/
|
|
appctx->ctx.map.chunk.len = strlen(args[3]);
|
|
appctx->ctx.map.chunk.size = appctx->ctx.map.chunk.len + 1;
|
|
appctx->ctx.map.chunk.str = strdup(args[3]);
|
|
if (!appctx->ctx.map.chunk.str) {
|
|
appctx->ctx.cli.msg = "Out of memory error.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* prepare response */
|
|
appctx->st2 = STAT_ST_INIT;
|
|
appctx->st0 = STAT_CLI_O_MLOOK;
|
|
}
|
|
else { /* not "get weight" */
|
|
return 0;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "set") == 0) {
|
|
if (strcmp(args[1], "weight") == 0) {
|
|
struct server *sv;
|
|
const char *warning;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
warning = server_parse_weight_change_request(sv, args[3]);
|
|
if (warning) {
|
|
appctx->ctx.cli.msg = warning;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "server") == 0) {
|
|
struct server *sv;
|
|
const char *warning;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
if (strcmp(args[3], "weight") == 0) {
|
|
warning = server_parse_weight_change_request(sv, args[4]);
|
|
if (warning) {
|
|
appctx->ctx.cli.msg = warning;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
}
|
|
else if (strcmp(args[3], "state") == 0) {
|
|
if (strcmp(args[4], "ready") == 0)
|
|
srv_adm_set_ready(sv);
|
|
else if (strcmp(args[4], "drain") == 0)
|
|
srv_adm_set_drain(sv);
|
|
else if (strcmp(args[4], "maint") == 0)
|
|
srv_adm_set_maint(sv);
|
|
else {
|
|
appctx->ctx.cli.msg = "'set server <srv> state' expects 'ready', 'drain' and 'maint'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
}
|
|
else if (strcmp(args[3], "health") == 0) {
|
|
if (sv->track) {
|
|
appctx->ctx.cli.msg = "cannot change health on a tracking server.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
else if (strcmp(args[4], "up") == 0) {
|
|
sv->check.health = sv->check.rise + sv->check.fall - 1;
|
|
srv_set_running(sv, "changed from CLI");
|
|
}
|
|
else if (strcmp(args[4], "stopping") == 0) {
|
|
sv->check.health = sv->check.rise + sv->check.fall - 1;
|
|
srv_set_stopping(sv, "changed from CLI");
|
|
}
|
|
else if (strcmp(args[4], "down") == 0) {
|
|
sv->check.health = 0;
|
|
srv_set_stopped(sv, "changed from CLI");
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set server <srv> health' expects 'up', 'stopping', or 'down'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
}
|
|
else if (strcmp(args[3], "agent") == 0) {
|
|
if (!(sv->agent.state & CHK_ST_ENABLED)) {
|
|
appctx->ctx.cli.msg = "agent checks are not enabled on this server.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
else if (strcmp(args[4], "up") == 0) {
|
|
sv->agent.health = sv->agent.rise + sv->agent.fall - 1;
|
|
srv_set_running(sv, "changed from CLI");
|
|
}
|
|
else if (strcmp(args[4], "down") == 0) {
|
|
sv->agent.health = 0;
|
|
srv_set_stopped(sv, "changed from CLI");
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set server <srv> agent' expects 'up' or 'down'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
}
|
|
else if (strcmp(args[3], "check-port") == 0) {
|
|
int i = 0;
|
|
if (strl2irc(args[4], strlen(args[4]), &i) != 0) {
|
|
appctx->ctx.cli.msg = "'set server <srv> check-port' expects an integer as argument.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
if ((i < 0) || (i > 65535)) {
|
|
appctx->ctx.cli.msg = "provided port is not valid.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
/* prevent the update of port to 0 if MAPPORTS are in use */
|
|
if ((sv->flags & SRV_F_MAPPORTS) && (i == 0)) {
|
|
appctx->ctx.cli.msg = "can't unset 'port' since MAPPORTS is in use.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
sv->check.port = i;
|
|
appctx->ctx.cli.msg = "health check port updated.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
else if (strcmp(args[3], "addr") == 0) {
|
|
char *addr = NULL;
|
|
char *port = NULL;
|
|
if (strlen(args[4]) == 0) {
|
|
appctx->ctx.cli.msg = "set server <b>/<s> addr requires an address and optionally a port.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
else {
|
|
addr = args[4];
|
|
}
|
|
if (strcmp(args[5], "port") == 0) {
|
|
port = args[6];
|
|
}
|
|
warning = update_server_addr_port(sv, addr, port, "stats socket command");
|
|
if (warning) {
|
|
appctx->ctx.cli.msg = warning;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
srv_clr_admin_flag(sv, SRV_ADMF_RMAINT);
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set server <srv>' only supports 'agent', 'health', 'state', 'weight', 'addr' and 'check-port'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "timeout") == 0) {
|
|
if (strcmp(args[2], "cli") == 0) {
|
|
unsigned timeout;
|
|
const char *res;
|
|
|
|
if (!*args[3]) {
|
|
appctx->ctx.cli.msg = "Expects an integer value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
res = parse_time_err(args[3], &timeout, TIME_UNIT_S);
|
|
if (res || timeout < 1) {
|
|
appctx->ctx.cli.msg = "Invalid timeout value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
s->req.rto = s->res.wto = 1 + MS_TO_TICKS(timeout*1000);
|
|
task_wakeup(s->task, TASK_WOKEN_MSG); // recompute timeouts
|
|
return 1;
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set timeout' only supports 'cli'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[1], "maxconn") == 0) {
|
|
if (strcmp(args[2], "frontend") == 0) {
|
|
struct proxy *px;
|
|
struct listener *l;
|
|
int v;
|
|
|
|
px = expect_frontend_admin(s, si, args[3]);
|
|
if (!px)
|
|
return 1;
|
|
|
|
if (!*args[4]) {
|
|
appctx->ctx.cli.msg = "Integer value expected.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
v = atoi(args[4]);
|
|
if (v < 0) {
|
|
appctx->ctx.cli.msg = "Value out of range.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* OK, the value is fine, so we assign it to the proxy and to all of
|
|
* its listeners. The blocked ones will be dequeued.
|
|
*/
|
|
px->maxconn = v;
|
|
list_for_each_entry(l, &px->conf.listeners, by_fe) {
|
|
l->maxconn = v;
|
|
if (l->state == LI_FULL)
|
|
resume_listener(l);
|
|
}
|
|
|
|
if (px->maxconn > px->feconn && !LIST_ISEMPTY(&px->listener_queue))
|
|
dequeue_all_listeners(&px->listener_queue);
|
|
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[2], "server") == 0) {
|
|
struct server *sv;
|
|
const char *warning;
|
|
|
|
sv = expect_server_admin(s, si, args[3]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
warning = server_parse_maxconn_change_request(sv, args[4]);
|
|
if (warning) {
|
|
appctx->ctx.cli.msg = warning;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[2], "global") == 0) {
|
|
int v;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!*args[3]) {
|
|
appctx->ctx.cli.msg = "Expects an integer value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
v = atoi(args[3]);
|
|
if (v > global.hardmaxconn) {
|
|
appctx->ctx.cli.msg = "Value out of range.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* check for unlimited values */
|
|
if (v <= 0)
|
|
v = global.hardmaxconn;
|
|
|
|
global.maxconn = v;
|
|
|
|
/* Dequeues all of the listeners waiting for a resource */
|
|
if (!LIST_ISEMPTY(&global_listener_queue))
|
|
dequeue_all_listeners(&global_listener_queue);
|
|
|
|
return 1;
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set maxconn' only supports 'frontend', 'server', and 'global'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[1], "rate-limit") == 0) {
|
|
if (strcmp(args[2], "connections") == 0) {
|
|
if (strcmp(args[3], "global") == 0) {
|
|
int v;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!*args[4]) {
|
|
appctx->ctx.cli.msg = "Expects an integer value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
v = atoi(args[4]);
|
|
if (v < 0) {
|
|
appctx->ctx.cli.msg = "Value out of range.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
global.cps_lim = v;
|
|
|
|
/* Dequeues all of the listeners waiting for a resource */
|
|
if (!LIST_ISEMPTY(&global_listener_queue))
|
|
dequeue_all_listeners(&global_listener_queue);
|
|
|
|
return 1;
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set rate-limit connections' only supports 'global'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[2], "sessions") == 0) {
|
|
if (strcmp(args[3], "global") == 0) {
|
|
int v;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!*args[4]) {
|
|
appctx->ctx.cli.msg = "Expects an integer value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
v = atoi(args[4]);
|
|
if (v < 0) {
|
|
appctx->ctx.cli.msg = "Value out of range.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
global.sps_lim = v;
|
|
|
|
/* Dequeues all of the listeners waiting for a resource */
|
|
if (!LIST_ISEMPTY(&global_listener_queue))
|
|
dequeue_all_listeners(&global_listener_queue);
|
|
|
|
return 1;
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set rate-limit sessions' only supports 'global'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
#ifdef USE_OPENSSL
|
|
else if (strcmp(args[2], "ssl-sessions") == 0) {
|
|
if (strcmp(args[3], "global") == 0) {
|
|
int v;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!*args[4]) {
|
|
appctx->ctx.cli.msg = "Expects an integer value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
v = atoi(args[4]);
|
|
if (v < 0) {
|
|
appctx->ctx.cli.msg = "Value out of range.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
global.ssl_lim = v;
|
|
|
|
/* Dequeues all of the listeners waiting for a resource */
|
|
if (!LIST_ISEMPTY(&global_listener_queue))
|
|
dequeue_all_listeners(&global_listener_queue);
|
|
|
|
return 1;
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set rate-limit ssl-sessions' only supports 'global'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
#endif
|
|
else if (strcmp(args[2], "http-compression") == 0) {
|
|
if (strcmp(args[3], "global") == 0) {
|
|
int v;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!*args[4]) {
|
|
appctx->ctx.cli.msg = "Expects a maximum input byte rate in kB/s.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
v = atoi(args[4]);
|
|
global.comp_rate_lim = v * 1024; /* Kilo to bytes. */
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set rate-limit http-compression' only supports 'global'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'set rate-limit' supports 'connections', 'sessions', 'ssl-sessions', and 'http-compression'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[1], "table") == 0) {
|
|
stats_sock_table_request(si, args, STAT_CLI_O_SET);
|
|
}
|
|
else if (strcmp(args[1], "map") == 0) {
|
|
char *err;
|
|
|
|
/* Set flags. */
|
|
appctx->ctx.map.display_flags = PAT_REF_MAP;
|
|
|
|
/* Expect three parameters: map name, key and new value. */
|
|
if (!*args[2] || !*args[3] || !*args[4]) {
|
|
appctx->ctx.cli.msg = "'set map' expects three parameters: map identifier, key and value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Lookup the reference in the maps. */
|
|
appctx->ctx.map.ref = pat_ref_lookup_ref(args[2]);
|
|
if (!appctx->ctx.map.ref) {
|
|
appctx->ctx.cli.msg = "Unknown map identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* If the entry identifier start with a '#', it is considered as
|
|
* pointer id
|
|
*/
|
|
if (args[3][0] == '#' && args[3][1] == '0' && args[3][2] == 'x') {
|
|
struct pat_ref_elt *ref;
|
|
long long int conv;
|
|
char *error;
|
|
|
|
/* Convert argument to integer value. */
|
|
conv = strtoll(&args[3][1], &error, 16);
|
|
if (*error != '\0') {
|
|
appctx->ctx.cli.msg = "Malformed identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Convert and check integer to pointer. */
|
|
ref = (struct pat_ref_elt *)(long)conv;
|
|
if ((long long int)(long)ref != conv) {
|
|
appctx->ctx.cli.msg = "Malformed identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Try to delete the entry. */
|
|
err = NULL;
|
|
if (!pat_ref_set_by_id(appctx->ctx.map.ref, ref, args[4], &err)) {
|
|
if (err)
|
|
memprintf(&err, "%s.\n", err);
|
|
appctx->ctx.cli.err = err;
|
|
appctx->st0 = STAT_CLI_PRINT_FREE;
|
|
return 1;
|
|
}
|
|
}
|
|
else {
|
|
/* Else, use the entry identifier as pattern
|
|
* string, and update the value.
|
|
*/
|
|
err = NULL;
|
|
if (!pat_ref_set(appctx->ctx.map.ref, args[3], args[4], &err)) {
|
|
if (err)
|
|
memprintf(&err, "%s.\n", err);
|
|
appctx->ctx.cli.err = err;
|
|
appctx->st0 = STAT_CLI_PRINT_FREE;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* The set is done, send message. */
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
return 1;
|
|
} else { /* unknown "set" parameter */
|
|
return 0;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "enable") == 0) {
|
|
if (strcmp(args[1], "agent") == 0) {
|
|
struct server *sv;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
if (!(sv->agent.state & CHK_ST_CONFIGURED)) {
|
|
appctx->ctx.cli.msg = "Agent was not configured on this server, cannot enable.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
sv->agent.state |= CHK_ST_ENABLED;
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "health") == 0) {
|
|
struct server *sv;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
if (!(sv->check.state & CHK_ST_CONFIGURED)) {
|
|
appctx->ctx.cli.msg = "Health checks are not configured on this server, cannot enable.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
sv->check.state |= CHK_ST_ENABLED;
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "server") == 0) {
|
|
struct server *sv;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
srv_adm_set_ready(sv);
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "frontend") == 0) {
|
|
struct proxy *px;
|
|
|
|
px = expect_frontend_admin(s, si, args[2]);
|
|
if (!px)
|
|
return 1;
|
|
|
|
if (px->state == PR_STSTOPPED) {
|
|
appctx->ctx.cli.msg = "Frontend was previously shut down, cannot enable.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (px->state != PR_STPAUSED) {
|
|
appctx->ctx.cli.msg = "Frontend is already enabled.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!resume_proxy(px)) {
|
|
appctx->ctx.cli.msg = "Failed to resume frontend, check logs for precise cause (port conflict?).\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
return 1;
|
|
}
|
|
else { /* unknown "enable" parameter */
|
|
appctx->ctx.cli.msg = "'enable' only supports 'agent', 'frontend', 'health', and 'server'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "disable") == 0) {
|
|
if (strcmp(args[1], "agent") == 0) {
|
|
struct server *sv;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
sv->agent.state &= ~CHK_ST_ENABLED;
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "health") == 0) {
|
|
struct server *sv;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
sv->check.state &= ~CHK_ST_ENABLED;
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "server") == 0) {
|
|
struct server *sv;
|
|
|
|
sv = expect_server_admin(s, si, args[2]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
srv_adm_set_maint(sv);
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "frontend") == 0) {
|
|
struct proxy *px;
|
|
|
|
px = expect_frontend_admin(s, si, args[2]);
|
|
if (!px)
|
|
return 1;
|
|
|
|
if (px->state == PR_STSTOPPED) {
|
|
appctx->ctx.cli.msg = "Frontend was previously shut down, cannot disable.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (px->state == PR_STPAUSED) {
|
|
appctx->ctx.cli.msg = "Frontend is already disabled.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!pause_proxy(px)) {
|
|
appctx->ctx.cli.msg = "Failed to pause frontend, check logs for precise cause.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
return 1;
|
|
}
|
|
else { /* unknown "disable" parameter */
|
|
appctx->ctx.cli.msg = "'disable' only supports 'agent', 'frontend', 'health', and 'server'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "shutdown") == 0) {
|
|
if (strcmp(args[1], "frontend") == 0) {
|
|
struct proxy *px;
|
|
|
|
px = expect_frontend_admin(s, si, args[2]);
|
|
if (!px)
|
|
return 1;
|
|
|
|
if (px->state == PR_STSTOPPED) {
|
|
appctx->ctx.cli.msg = "Frontend was already shut down.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
Warning("Proxy %s stopped (FE: %lld conns, BE: %lld conns).\n",
|
|
px->id, px->fe_counters.cum_conn, px->be_counters.cum_conn);
|
|
send_log(px, LOG_WARNING, "Proxy %s stopped (FE: %lld conns, BE: %lld conns).\n",
|
|
px->id, px->fe_counters.cum_conn, px->be_counters.cum_conn);
|
|
stop_proxy(px);
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "session") == 0) {
|
|
struct stream *sess, *ptr;
|
|
|
|
if (strm_li(s)->bind_conf->level < ACCESS_LVL_ADMIN) {
|
|
appctx->ctx.cli.msg = stats_permission_denied_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
if (!*args[2]) {
|
|
appctx->ctx.cli.msg = "Session pointer expected (use 'show sess').\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
ptr = (void *)strtoul(args[2], NULL, 0);
|
|
|
|
/* first, look for the requested stream in the stream table */
|
|
list_for_each_entry(sess, &streams, list) {
|
|
if (sess == ptr)
|
|
break;
|
|
}
|
|
|
|
/* do we have the stream ? */
|
|
if (sess != ptr) {
|
|
appctx->ctx.cli.msg = "No such session (use 'show sess').\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
stream_shutdown(sess, SF_ERR_KILLED);
|
|
return 1;
|
|
}
|
|
else if (strcmp(args[1], "sessions") == 0) {
|
|
if (strcmp(args[2], "server") == 0) {
|
|
struct server *sv;
|
|
struct stream *sess, *sess_bck;
|
|
|
|
sv = expect_server_admin(s, si, args[3]);
|
|
if (!sv)
|
|
return 1;
|
|
|
|
/* kill all the stream that are on this server */
|
|
list_for_each_entry_safe(sess, sess_bck, &sv->actconns, by_srv)
|
|
if (sess->srv_conn == sv)
|
|
stream_shutdown(sess, SF_ERR_KILLED);
|
|
|
|
return 1;
|
|
}
|
|
else {
|
|
appctx->ctx.cli.msg = "'shutdown sessions' only supports 'server'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else { /* unknown "disable" parameter */
|
|
appctx->ctx.cli.msg = "'shutdown' only supports 'frontend', 'session' and 'sessions'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "del") == 0) {
|
|
if (strcmp(args[1], "map") == 0 || strcmp(args[1], "acl") == 0) {
|
|
if (args[1][0] == 'm')
|
|
appctx->ctx.map.display_flags = PAT_REF_MAP;
|
|
else
|
|
appctx->ctx.map.display_flags = PAT_REF_ACL;
|
|
|
|
/* Expect two parameters: map name and key. */
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP) {
|
|
if (!*args[2] || !*args[3]) {
|
|
appctx->ctx.cli.msg = "This command expects two parameters: map identifier and key.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
else {
|
|
if (!*args[2] || !*args[3]) {
|
|
appctx->ctx.cli.msg = "This command expects two parameters: ACL identifier and key.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* Lookup the reference in the maps. */
|
|
appctx->ctx.map.ref = pat_ref_lookup_ref(args[2]);
|
|
if (!appctx->ctx.map.ref ||
|
|
!(appctx->ctx.map.ref->flags & appctx->ctx.map.display_flags)) {
|
|
appctx->ctx.cli.msg = "Unknown map identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* If the entry identifier start with a '#', it is considered as
|
|
* pointer id
|
|
*/
|
|
if (args[3][0] == '#' && args[3][1] == '0' && args[3][2] == 'x') {
|
|
struct pat_ref_elt *ref;
|
|
long long int conv;
|
|
char *error;
|
|
|
|
/* Convert argument to integer value. */
|
|
conv = strtoll(&args[3][1], &error, 16);
|
|
if (*error != '\0') {
|
|
appctx->ctx.cli.msg = "Malformed identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Convert and check integer to pointer. */
|
|
ref = (struct pat_ref_elt *)(long)conv;
|
|
if ((long long int)(long)ref != conv) {
|
|
appctx->ctx.cli.msg = "Malformed identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Try to delete the entry. */
|
|
if (!pat_ref_delete_by_id(appctx->ctx.map.ref, ref)) {
|
|
/* The entry is not found, send message. */
|
|
appctx->ctx.cli.msg = "Key not found.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else {
|
|
/* Else, use the entry identifier as pattern
|
|
* string and try to delete the entry.
|
|
*/
|
|
if (!pat_ref_delete(appctx->ctx.map.ref, args[3])) {
|
|
/* The entry is not found, send message. */
|
|
appctx->ctx.cli.msg = "Key not found.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* The deletion is done, send message. */
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
return 1;
|
|
}
|
|
else { /* unknown "del" parameter */
|
|
appctx->ctx.cli.msg = "'del' only supports 'map' or 'acl'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else if (strcmp(args[0], "add") == 0) {
|
|
if (strcmp(args[1], "map") == 0 ||
|
|
strcmp(args[1], "acl") == 0) {
|
|
int ret;
|
|
char *err;
|
|
|
|
/* Set flags. */
|
|
if (args[1][0] == 'm')
|
|
appctx->ctx.map.display_flags = PAT_REF_MAP;
|
|
else
|
|
appctx->ctx.map.display_flags = PAT_REF_ACL;
|
|
|
|
/* If the keywork is "map", we expect three parameters, if it
|
|
* is "acl", we expect only two parameters
|
|
*/
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP) {
|
|
if (!*args[2] || !*args[3] || !*args[4]) {
|
|
appctx->ctx.cli.msg = "'add map' expects three parameters: map identifier, key and value.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else {
|
|
if (!*args[2] || !*args[3]) {
|
|
appctx->ctx.cli.msg = "'add acl' expects two parameters: ACL identifier and pattern.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* Lookup for the reference. */
|
|
appctx->ctx.map.ref = pat_ref_lookup_ref(args[2]);
|
|
if (!appctx->ctx.map.ref) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
appctx->ctx.cli.msg = "Unknown map identifier. Please use #<id> or <file>.\n";
|
|
else
|
|
appctx->ctx.cli.msg = "Unknown ACL identifier. Please use #<id> or <file>.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* The command "add acl" is prohibited if the reference
|
|
* use samples.
|
|
*/
|
|
if ((appctx->ctx.map.display_flags & PAT_REF_ACL) &&
|
|
(appctx->ctx.map.ref->flags & PAT_REF_SMP)) {
|
|
appctx->ctx.cli.msg = "This ACL is shared with a map containing samples. "
|
|
"You must use the command 'add map' to add values.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
|
|
/* Add value. */
|
|
err = NULL;
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
ret = pat_ref_add(appctx->ctx.map.ref, args[3], args[4], &err);
|
|
else
|
|
ret = pat_ref_add(appctx->ctx.map.ref, args[3], NULL, &err);
|
|
if (!ret) {
|
|
if (err)
|
|
memprintf(&err, "%s.\n", err);
|
|
appctx->ctx.cli.err = err;
|
|
appctx->st0 = STAT_CLI_PRINT_FREE;
|
|
return 1;
|
|
}
|
|
|
|
/* The add is done, send message. */
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
return 1;
|
|
}
|
|
else { /* unknown "del" parameter */
|
|
appctx->ctx.cli.msg = "'add' only supports 'map'.\n";
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
return 1;
|
|
}
|
|
}
|
|
else { /* not "show" nor "clear" nor "get" nor "set" nor "enable" nor "disable" */
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* This I/O handler runs as an applet embedded in a stream interface. It is
|
|
* used to processes I/O from/to the stats unix socket. The system relies on a
|
|
* state machine handling requests and various responses. We read a request,
|
|
* then we process it and send the response, and we possibly display a prompt.
|
|
* Then we can read again. The state is stored in appctx->st0 and is one of the
|
|
* STAT_CLI_* constants. appctx->st1 is used to indicate whether prompt is enabled
|
|
* or not.
|
|
*/
|
|
static void cli_io_handler(struct appctx *appctx)
|
|
{
|
|
struct stream_interface *si = appctx->owner;
|
|
struct channel *req = si_oc(si);
|
|
struct channel *res = si_ic(si);
|
|
int reql;
|
|
int len;
|
|
|
|
if (unlikely(si->state == SI_ST_DIS || si->state == SI_ST_CLO))
|
|
goto out;
|
|
|
|
while (1) {
|
|
if (appctx->st0 == STAT_CLI_INIT) {
|
|
/* Stats output not initialized yet */
|
|
memset(&appctx->ctx.stats, 0, sizeof(appctx->ctx.stats));
|
|
appctx->st0 = STAT_CLI_GETREQ;
|
|
}
|
|
else if (appctx->st0 == STAT_CLI_END) {
|
|
/* Let's close for real now. We just close the request
|
|
* side, the conditions below will complete if needed.
|
|
*/
|
|
si_shutw(si);
|
|
break;
|
|
}
|
|
else if (appctx->st0 == STAT_CLI_GETREQ) {
|
|
/* ensure we have some output room left in the event we
|
|
* would want to return some info right after parsing.
|
|
*/
|
|
if (buffer_almost_full(si_ib(si))) {
|
|
si_applet_cant_put(si);
|
|
break;
|
|
}
|
|
|
|
reql = bo_getline(si_oc(si), trash.str, trash.size);
|
|
if (reql <= 0) { /* closed or EOL not found */
|
|
if (reql == 0)
|
|
break;
|
|
appctx->st0 = STAT_CLI_END;
|
|
continue;
|
|
}
|
|
|
|
/* seek for a possible unescaped semi-colon. If we find
|
|
* one, we replace it with an LF and skip only this part.
|
|
*/
|
|
for (len = 0; len < reql; len++) {
|
|
if (trash.str[len] == '\\') {
|
|
len++;
|
|
continue;
|
|
}
|
|
if (trash.str[len] == ';') {
|
|
trash.str[len] = '\n';
|
|
reql = len + 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* now it is time to check that we have a full line,
|
|
* remove the trailing \n and possibly \r, then cut the
|
|
* line.
|
|
*/
|
|
len = reql - 1;
|
|
if (trash.str[len] != '\n') {
|
|
appctx->st0 = STAT_CLI_END;
|
|
continue;
|
|
}
|
|
|
|
if (len && trash.str[len-1] == '\r')
|
|
len--;
|
|
|
|
trash.str[len] = '\0';
|
|
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
if (len) {
|
|
if (strcmp(trash.str, "quit") == 0) {
|
|
appctx->st0 = STAT_CLI_END;
|
|
continue;
|
|
}
|
|
else if (strcmp(trash.str, "prompt") == 0)
|
|
appctx->st1 = !appctx->st1;
|
|
else if (strcmp(trash.str, "help") == 0 ||
|
|
!stats_sock_parse_request(si, trash.str)) {
|
|
cli_gen_usage_msg();
|
|
if (dynamic_usage_msg)
|
|
appctx->ctx.cli.msg = dynamic_usage_msg;
|
|
else
|
|
appctx->ctx.cli.msg = stats_sock_usage_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
/* NB: stats_sock_parse_request() may have put
|
|
* another STAT_CLI_O_* into appctx->st0.
|
|
*/
|
|
}
|
|
else if (!appctx->st1) {
|
|
/* if prompt is disabled, print help on empty lines,
|
|
* so that the user at least knows how to enable
|
|
* prompt and find help.
|
|
*/
|
|
cli_gen_usage_msg();
|
|
if (dynamic_usage_msg)
|
|
appctx->ctx.cli.msg = dynamic_usage_msg;
|
|
else
|
|
appctx->ctx.cli.msg = stats_sock_usage_msg;
|
|
appctx->st0 = STAT_CLI_PRINT;
|
|
}
|
|
|
|
/* re-adjust req buffer */
|
|
bo_skip(si_oc(si), reql);
|
|
req->flags |= CF_READ_DONTWAIT; /* we plan to read small requests */
|
|
}
|
|
else { /* output functions */
|
|
switch (appctx->st0) {
|
|
case STAT_CLI_PROMPT:
|
|
break;
|
|
case STAT_CLI_PRINT:
|
|
if (bi_putstr(si_ic(si), appctx->ctx.cli.msg) != -1)
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
else
|
|
si_applet_cant_put(si);
|
|
break;
|
|
case STAT_CLI_PRINT_FREE:
|
|
if (bi_putstr(si_ic(si), appctx->ctx.cli.err) != -1) {
|
|
free(appctx->ctx.cli.err);
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
}
|
|
else
|
|
si_applet_cant_put(si);
|
|
break;
|
|
case STAT_CLI_O_BACKEND:
|
|
if (stats_dump_backend_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_INFO:
|
|
if (stats_dump_info_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_SERVERS_STATE:
|
|
if (stats_dump_servers_state_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_STAT:
|
|
if (stats_dump_stat_to_buffer(si, NULL))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_RESOLVERS:
|
|
if (stats_dump_resolvers_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_SESS:
|
|
if (stats_dump_sess_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_ERR: /* errors dump */
|
|
if (stats_dump_errors_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_TAB:
|
|
case STAT_CLI_O_CLR:
|
|
if (stats_table_request(si, appctx->st0))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_PATS:
|
|
if (stats_pats_list(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_PAT:
|
|
if (stats_pat_list(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_MLOOK:
|
|
if (stats_map_lookup(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_POOLS:
|
|
if (stats_dump_pools_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_ENV: /* environment dump */
|
|
if (stats_dump_env_to_buffer(si))
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
break;
|
|
case STAT_CLI_O_CUSTOM: /* use custom pointer */
|
|
if (appctx->io_handler)
|
|
if (appctx->io_handler(appctx)) {
|
|
appctx->st0 = STAT_CLI_PROMPT;
|
|
if (appctx->io_release) {
|
|
appctx->io_release(appctx);
|
|
appctx->io_release = NULL;
|
|
}
|
|
}
|
|
break;
|
|
default: /* abnormal state */
|
|
si->flags |= SI_FL_ERR;
|
|
break;
|
|
}
|
|
|
|
/* The post-command prompt is either LF alone or LF + '> ' in interactive mode */
|
|
if (appctx->st0 == STAT_CLI_PROMPT) {
|
|
if (bi_putstr(si_ic(si), appctx->st1 ? "\n> " : "\n") != -1)
|
|
appctx->st0 = STAT_CLI_GETREQ;
|
|
else
|
|
si_applet_cant_put(si);
|
|
}
|
|
|
|
/* If the output functions are still there, it means they require more room. */
|
|
if (appctx->st0 >= STAT_CLI_OUTPUT)
|
|
break;
|
|
|
|
/* Now we close the output if one of the writers did so,
|
|
* or if we're not in interactive mode and the request
|
|
* buffer is empty. This still allows pipelined requests
|
|
* to be sent in non-interactive mode.
|
|
*/
|
|
if ((res->flags & (CF_SHUTW|CF_SHUTW_NOW)) || (!appctx->st1 && !req->buf->o)) {
|
|
appctx->st0 = STAT_CLI_END;
|
|
continue;
|
|
}
|
|
|
|
/* switch state back to GETREQ to read next requests */
|
|
appctx->st0 = STAT_CLI_GETREQ;
|
|
}
|
|
}
|
|
|
|
if ((res->flags & CF_SHUTR) && (si->state == SI_ST_EST)) {
|
|
DPRINTF(stderr, "%s@%d: si to buf closed. req=%08x, res=%08x, st=%d\n",
|
|
__FUNCTION__, __LINE__, req->flags, res->flags, si->state);
|
|
/* Other side has closed, let's abort if we have no more processing to do
|
|
* and nothing more to consume. This is comparable to a broken pipe, so
|
|
* we forward the close to the request side so that it flows upstream to
|
|
* the client.
|
|
*/
|
|
si_shutw(si);
|
|
}
|
|
|
|
if ((req->flags & CF_SHUTW) && (si->state == SI_ST_EST) && (appctx->st0 < STAT_CLI_OUTPUT)) {
|
|
DPRINTF(stderr, "%s@%d: buf to si closed. req=%08x, res=%08x, st=%d\n",
|
|
__FUNCTION__, __LINE__, req->flags, res->flags, si->state);
|
|
/* We have no more processing to do, and nothing more to send, and
|
|
* the client side has closed. So we'll forward this state downstream
|
|
* on the response buffer.
|
|
*/
|
|
si_shutr(si);
|
|
res->flags |= CF_READ_NULL;
|
|
}
|
|
|
|
out:
|
|
DPRINTF(stderr, "%s@%d: st=%d, rqf=%x, rpf=%x, rqh=%d, rqs=%d, rh=%d, rs=%d\n",
|
|
__FUNCTION__, __LINE__,
|
|
si->state, req->flags, res->flags, req->buf->i, req->buf->o, res->buf->i, res->buf->o);
|
|
}
|
|
|
|
/* Dump all fields from <info> into <out> using the "show info" format (name: value) */
|
|
static int stats_dump_info_fields(struct chunk *out, const struct field *info)
|
|
{
|
|
int field;
|
|
|
|
for (field = 0; field < INF_TOTAL_FIELDS; field++) {
|
|
if (!field_format(info, field))
|
|
continue;
|
|
|
|
if (!chunk_appendf(out, "%s: ", info_field_names[field]))
|
|
return 0;
|
|
if (!stats_emit_raw_data_field(out, &info[field]))
|
|
return 0;
|
|
if (!chunk_strcat(out, "\n"))
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* Dump all fields from <info> into <out> using the "show info typed" format */
|
|
static int stats_dump_typed_info_fields(struct chunk *out, const struct field *info)
|
|
{
|
|
int field;
|
|
|
|
for (field = 0; field < INF_TOTAL_FIELDS; field++) {
|
|
if (!field_format(info, field))
|
|
continue;
|
|
|
|
if (!chunk_appendf(out, "%d.%s.%u:", field, info_field_names[field], info[INF_PROCESS_NUM].u.u32))
|
|
return 0;
|
|
if (!stats_emit_field_tags(out, &info[field], ':'))
|
|
return 0;
|
|
if (!stats_emit_typed_data_field(out, &info[field]))
|
|
return 0;
|
|
if (!chunk_strcat(out, "\n"))
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* Fill <info> with HAProxy global info. <info> is preallocated
|
|
* array of length <len>. The length of the aray must be
|
|
* INF_TOTAL_FIELDS. If this length is less then this value, the
|
|
* function returns 0, otherwise, it returns 1.
|
|
*/
|
|
int stats_fill_info(struct field *info, int len)
|
|
{
|
|
unsigned int up = (now.tv_sec - start_date.tv_sec);
|
|
struct chunk *out = get_trash_chunk();
|
|
|
|
#ifdef USE_OPENSSL
|
|
int ssl_sess_rate = read_freq_ctr(&global.ssl_per_sec);
|
|
int ssl_key_rate = read_freq_ctr(&global.ssl_fe_keys_per_sec);
|
|
int ssl_reuse = 0;
|
|
|
|
if (ssl_key_rate < ssl_sess_rate) {
|
|
/* count the ssl reuse ratio and avoid overflows in both directions */
|
|
ssl_reuse = 100 - (100 * ssl_key_rate + (ssl_sess_rate - 1) / 2) / ssl_sess_rate;
|
|
}
|
|
#endif
|
|
|
|
if (len < INF_TOTAL_FIELDS)
|
|
return 0;
|
|
|
|
chunk_reset(out);
|
|
memset(info, 0, sizeof(*info) * len);
|
|
|
|
info[INF_NAME] = mkf_str(FO_PRODUCT|FN_OUTPUT|FS_SERVICE, PRODUCT_NAME);
|
|
info[INF_VERSION] = mkf_str(FO_PRODUCT|FN_OUTPUT|FS_SERVICE, HAPROXY_VERSION);
|
|
info[INF_RELEASE_DATE] = mkf_str(FO_PRODUCT|FN_OUTPUT|FS_SERVICE, HAPROXY_DATE);
|
|
|
|
info[INF_NBPROC] = mkf_u32(FO_CONFIG|FS_SERVICE, global.nbproc);
|
|
info[INF_PROCESS_NUM] = mkf_u32(FO_KEY, relative_pid);
|
|
info[INF_PID] = mkf_u32(FO_STATUS, pid);
|
|
|
|
info[INF_UPTIME] = mkf_str(FN_DURATION, chunk_newstr(out));
|
|
chunk_appendf(out, "%ud %uh%02um%02us", up / 86400, (up % 86400) / 3600, (up % 3600) / 60, (up % 60));
|
|
|
|
info[INF_UPTIME_SEC] = mkf_u32(FN_DURATION, up);
|
|
info[INF_MEMMAX_MB] = mkf_u32(FO_CONFIG|FN_LIMIT, global.rlimit_memmax);
|
|
info[INF_POOL_ALLOC_MB] = mkf_u32(0, (unsigned)(pool_total_allocated() / 1048576L));
|
|
info[INF_POOL_USED_MB] = mkf_u32(0, (unsigned)(pool_total_used() / 1048576L));
|
|
info[INF_POOL_FAILED] = mkf_u32(FN_COUNTER, pool_total_failures());
|
|
info[INF_ULIMIT_N] = mkf_u32(FO_CONFIG|FN_LIMIT, global.rlimit_nofile);
|
|
info[INF_MAXSOCK] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxsock);
|
|
info[INF_MAXCONN] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxconn);
|
|
info[INF_HARD_MAXCONN] = mkf_u32(FO_CONFIG|FN_LIMIT, global.hardmaxconn);
|
|
info[INF_CURR_CONN] = mkf_u32(0, actconn);
|
|
info[INF_CUM_CONN] = mkf_u32(FN_COUNTER, totalconn);
|
|
info[INF_CUM_REQ] = mkf_u32(FN_COUNTER, global.req_count);
|
|
#ifdef USE_OPENSSL
|
|
info[INF_MAX_SSL_CONNS] = mkf_u32(FN_MAX, global.maxsslconn);
|
|
info[INF_CURR_SSL_CONNS] = mkf_u32(0, sslconns);
|
|
info[INF_CUM_SSL_CONNS] = mkf_u32(FN_COUNTER, totalsslconns);
|
|
#endif
|
|
info[INF_MAXPIPES] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxpipes);
|
|
info[INF_PIPES_USED] = mkf_u32(0, pipes_used);
|
|
info[INF_PIPES_FREE] = mkf_u32(0, pipes_free);
|
|
info[INF_CONN_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&global.conn_per_sec));
|
|
info[INF_CONN_RATE_LIMIT] = mkf_u32(FO_CONFIG|FN_LIMIT, global.cps_lim);
|
|
info[INF_MAX_CONN_RATE] = mkf_u32(FN_MAX, global.cps_max);
|
|
info[INF_SESS_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&global.sess_per_sec));
|
|
info[INF_SESS_RATE_LIMIT] = mkf_u32(FO_CONFIG|FN_LIMIT, global.sps_lim);
|
|
info[INF_MAX_SESS_RATE] = mkf_u32(FN_RATE, global.sps_max);
|
|
|
|
#ifdef USE_OPENSSL
|
|
info[INF_SSL_RATE] = mkf_u32(FN_RATE, ssl_sess_rate);
|
|
info[INF_SSL_RATE_LIMIT] = mkf_u32(FO_CONFIG|FN_LIMIT, global.ssl_lim);
|
|
info[INF_MAX_SSL_RATE] = mkf_u32(FN_MAX, global.ssl_max);
|
|
info[INF_SSL_FRONTEND_KEY_RATE] = mkf_u32(0, ssl_key_rate);
|
|
info[INF_SSL_FRONTEND_MAX_KEY_RATE] = mkf_u32(FN_MAX, global.ssl_fe_keys_max);
|
|
info[INF_SSL_FRONTEND_SESSION_REUSE_PCT] = mkf_u32(0, ssl_reuse);
|
|
info[INF_SSL_BACKEND_KEY_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&global.ssl_be_keys_per_sec));
|
|
info[INF_SSL_BACKEND_MAX_KEY_RATE] = mkf_u32(FN_MAX, global.ssl_be_keys_max);
|
|
info[INF_SSL_CACHE_LOOKUPS] = mkf_u32(FN_COUNTER, global.shctx_lookups);
|
|
info[INF_SSL_CACHE_MISSES] = mkf_u32(FN_COUNTER, global.shctx_misses);
|
|
#endif
|
|
info[INF_COMPRESS_BPS_IN] = mkf_u32(FN_RATE, read_freq_ctr(&global.comp_bps_in));
|
|
info[INF_COMPRESS_BPS_OUT] = mkf_u32(FN_RATE, read_freq_ctr(&global.comp_bps_out));
|
|
info[INF_COMPRESS_BPS_RATE_LIM] = mkf_u32(FO_CONFIG|FN_LIMIT, global.comp_rate_lim);
|
|
#ifdef USE_ZLIB
|
|
info[INF_ZLIB_MEM_USAGE] = mkf_u32(0, zlib_used_memory);
|
|
info[INF_MAX_ZLIB_MEM_USAGE] = mkf_u32(FO_CONFIG|FN_LIMIT, global.maxzlibmem);
|
|
#endif
|
|
info[INF_TASKS] = mkf_u32(0, nb_tasks_cur);
|
|
info[INF_RUN_QUEUE] = mkf_u32(0, run_queue_cur);
|
|
info[INF_IDLE_PCT] = mkf_u32(FN_AVG, idle_pct);
|
|
info[INF_NODE] = mkf_str(FO_CONFIG|FN_OUTPUT|FS_SERVICE, global.node);
|
|
if (global.desc)
|
|
info[INF_DESCRIPTION] = mkf_str(FO_CONFIG|FN_OUTPUT|FS_SERVICE, global.desc);
|
|
|
|
return 1;
|
|
}
|
|
|
|
/* This function dumps information onto the stream interface's read buffer.
|
|
* It returns 0 as long as it does not complete, non-zero upon completion.
|
|
* No state is used.
|
|
*/
|
|
static int stats_dump_info_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
|
|
if (!stats_fill_info(info, INF_TOTAL_FIELDS))
|
|
return 0;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
if (appctx->ctx.stats.flags & STAT_FMT_TYPED)
|
|
stats_dump_typed_info_fields(&trash, info);
|
|
else
|
|
stats_dump_info_fields(&trash, info);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/* dumps server state information into <buf> for all the servers found in <backend>
|
|
* These information are all the parameters which may change during HAProxy runtime.
|
|
* By default, we only export to the last known server state file format.
|
|
* These information can be used at next startup to recover same level of server state.
|
|
*/
|
|
static int dump_servers_state(struct stream_interface *si, struct chunk *buf)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct server *srv;
|
|
char srv_addr[INET6_ADDRSTRLEN + 1];
|
|
time_t srv_time_since_last_change;
|
|
int bk_f_forced_id, srv_f_forced_id;
|
|
|
|
|
|
/* we don't want to report any state if the backend is not enabled on this process */
|
|
if (appctx->ctx.server_state.px->bind_proc && !(appctx->ctx.server_state.px->bind_proc & (1UL << (relative_pid - 1))))
|
|
return 1;
|
|
|
|
if (!appctx->ctx.server_state.sv)
|
|
appctx->ctx.server_state.sv = appctx->ctx.server_state.px->srv;
|
|
|
|
for (; appctx->ctx.server_state.sv != NULL; appctx->ctx.server_state.sv = srv->next) {
|
|
srv = appctx->ctx.server_state.sv;
|
|
srv_addr[0] = '\0';
|
|
|
|
switch (srv->addr.ss_family) {
|
|
case AF_INET:
|
|
inet_ntop(srv->addr.ss_family, &((struct sockaddr_in *)&srv->addr)->sin_addr,
|
|
srv_addr, INET_ADDRSTRLEN + 1);
|
|
break;
|
|
case AF_INET6:
|
|
inet_ntop(srv->addr.ss_family, &((struct sockaddr_in6 *)&srv->addr)->sin6_addr,
|
|
srv_addr, INET6_ADDRSTRLEN + 1);
|
|
break;
|
|
}
|
|
srv_time_since_last_change = now.tv_sec - srv->last_change;
|
|
bk_f_forced_id = appctx->ctx.server_state.px->options & PR_O_FORCED_ID ? 1 : 0;
|
|
srv_f_forced_id = srv->flags & SRV_F_FORCED_ID ? 1 : 0;
|
|
|
|
chunk_appendf(buf,
|
|
"%d %s "
|
|
"%d %s %s "
|
|
"%d %d %d %d %ld "
|
|
"%d %d %d %d %d "
|
|
"%d %d"
|
|
"\n",
|
|
appctx->ctx.server_state.px->uuid, appctx->ctx.server_state.px->id,
|
|
srv->puid, srv->id, srv_addr,
|
|
srv->state, srv->admin, srv->uweight, srv->iweight, (long int)srv_time_since_last_change,
|
|
srv->check.status, srv->check.result, srv->check.health, srv->check.state, srv->agent.state,
|
|
bk_f_forced_id, srv_f_forced_id);
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* Parses backend list and simply report backend names */
|
|
static int stats_dump_backend_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
extern struct proxy *proxy;
|
|
struct proxy *curproxy;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
if (!appctx->ctx.be.px) {
|
|
chunk_printf(&trash, "# name\n");
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
appctx->ctx.be.px = proxy;
|
|
}
|
|
|
|
for (; appctx->ctx.be.px != NULL; appctx->ctx.be.px = curproxy->next) {
|
|
curproxy = appctx->ctx.be.px;
|
|
|
|
/* looking for backends only */
|
|
if (!(curproxy->cap & PR_CAP_BE))
|
|
continue;
|
|
|
|
/* we don't want to list a backend which is bound to this process */
|
|
if (curproxy->bind_proc && !(curproxy->bind_proc & (1UL << (relative_pid - 1))))
|
|
continue;
|
|
|
|
chunk_appendf(&trash, "%s\n", curproxy->id);
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/* Parses backend list or simply use backend name provided by the user to return
|
|
* states of servers to stdout.
|
|
*/
|
|
static int stats_dump_servers_state_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
extern struct proxy *proxy;
|
|
struct proxy *curproxy;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
if (appctx->st2 == STAT_ST_INIT) {
|
|
if (!appctx->ctx.server_state.px)
|
|
appctx->ctx.server_state.px = proxy;
|
|
appctx->st2 = STAT_ST_HEAD;
|
|
}
|
|
|
|
if (appctx->st2 == STAT_ST_HEAD) {
|
|
chunk_printf(&trash, "%d\n# %s\n", SRV_STATE_FILE_VERSION, SRV_STATE_FILE_FIELD_NAMES);
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
appctx->st2 = STAT_ST_INFO;
|
|
}
|
|
|
|
/* STAT_ST_INFO */
|
|
for (; appctx->ctx.server_state.px != NULL; appctx->ctx.server_state.px = curproxy->next) {
|
|
curproxy = appctx->ctx.server_state.px;
|
|
/* servers are only in backends */
|
|
if (curproxy->cap & PR_CAP_BE) {
|
|
if (!dump_servers_state(si, &trash))
|
|
return 0;
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
}
|
|
/* only the selected proxy is dumped */
|
|
if (appctx->ctx.server_state.iid)
|
|
break;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/* This function dumps memory usage information onto the stream interface's
|
|
* read buffer. It returns 0 as long as it does not complete, non-zero upon
|
|
* completion. No state is used.
|
|
*/
|
|
static int stats_dump_pools_to_buffer(struct stream_interface *si)
|
|
{
|
|
dump_pools_to_trash();
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static inline const char *get_conn_ctrl_name(const struct connection *conn)
|
|
{
|
|
if (!conn_ctrl_ready(conn))
|
|
return "NONE";
|
|
return conn->ctrl->name;
|
|
}
|
|
|
|
static inline const char *get_conn_xprt_name(const struct connection *conn)
|
|
{
|
|
static char ptr[19];
|
|
|
|
if (!conn_xprt_ready(conn))
|
|
return "NONE";
|
|
|
|
if (conn->xprt == &raw_sock)
|
|
return "RAW";
|
|
|
|
#ifdef USE_OPENSSL
|
|
if (conn->xprt == &ssl_sock)
|
|
return "SSL";
|
|
#endif
|
|
snprintf(ptr, sizeof(ptr), "%p", conn->xprt);
|
|
return ptr;
|
|
}
|
|
|
|
static inline const char *get_conn_data_name(const struct connection *conn)
|
|
{
|
|
static char ptr[19];
|
|
|
|
if (!conn->data)
|
|
return "NONE";
|
|
|
|
if (conn->data == &sess_conn_cb)
|
|
return "SESS";
|
|
|
|
if (conn->data == &si_conn_cb)
|
|
return "STRM";
|
|
|
|
if (conn->data == &check_conn_cb)
|
|
return "CHCK";
|
|
|
|
snprintf(ptr, sizeof(ptr), "%p", conn->data);
|
|
return ptr;
|
|
}
|
|
|
|
/* This function dumps a complete stream state onto the stream interface's
|
|
* read buffer. The stream has to be set in sess->target. It returns
|
|
* 0 if the output buffer is full and it needs to be called again, otherwise
|
|
* non-zero. It is designed to be called from stats_dump_sess_to_buffer() below.
|
|
*/
|
|
static int stats_dump_full_sess_to_buffer(struct stream_interface *si, struct stream *sess)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct tm tm;
|
|
extern const char *monthname[12];
|
|
char pn[INET6_ADDRSTRLEN];
|
|
struct connection *conn;
|
|
struct appctx *tmpctx;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
if (appctx->ctx.sess.section > 0 && appctx->ctx.sess.uid != sess->uniq_id) {
|
|
/* stream changed, no need to go any further */
|
|
chunk_appendf(&trash, " *** session terminated while we were watching it ***\n");
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
appctx->ctx.sess.uid = 0;
|
|
appctx->ctx.sess.section = 0;
|
|
return 1;
|
|
}
|
|
|
|
switch (appctx->ctx.sess.section) {
|
|
case 0: /* main status of the stream */
|
|
appctx->ctx.sess.uid = sess->uniq_id;
|
|
appctx->ctx.sess.section = 1;
|
|
/* fall through */
|
|
|
|
case 1:
|
|
get_localtime(sess->logs.accept_date.tv_sec, &tm);
|
|
chunk_appendf(&trash,
|
|
"%p: [%02d/%s/%04d:%02d:%02d:%02d.%06d] id=%u proto=%s",
|
|
sess,
|
|
tm.tm_mday, monthname[tm.tm_mon], tm.tm_year+1900,
|
|
tm.tm_hour, tm.tm_min, tm.tm_sec, (int)(sess->logs.accept_date.tv_usec),
|
|
sess->uniq_id,
|
|
strm_li(sess) ? strm_li(sess)->proto->name : "?");
|
|
|
|
conn = objt_conn(strm_orig(sess));
|
|
switch (conn ? addr_to_str(&conn->addr.from, pn, sizeof(pn)) : AF_UNSPEC) {
|
|
case AF_INET:
|
|
case AF_INET6:
|
|
chunk_appendf(&trash, " source=%s:%d\n",
|
|
pn, get_host_port(&conn->addr.from));
|
|
break;
|
|
case AF_UNIX:
|
|
chunk_appendf(&trash, " source=unix:%d\n", strm_li(sess)->luid);
|
|
break;
|
|
default:
|
|
/* no more information to print right now */
|
|
chunk_appendf(&trash, "\n");
|
|
break;
|
|
}
|
|
|
|
chunk_appendf(&trash,
|
|
" flags=0x%x, conn_retries=%d, srv_conn=%p, pend_pos=%p\n",
|
|
sess->flags, sess->si[1].conn_retries, sess->srv_conn, sess->pend_pos);
|
|
|
|
chunk_appendf(&trash,
|
|
" frontend=%s (id=%u mode=%s), listener=%s (id=%u)",
|
|
strm_fe(sess)->id, strm_fe(sess)->uuid, strm_fe(sess)->mode ? "http" : "tcp",
|
|
strm_li(sess) ? strm_li(sess)->name ? strm_li(sess)->name : "?" : "?",
|
|
strm_li(sess) ? strm_li(sess)->luid : 0);
|
|
|
|
if (conn)
|
|
conn_get_to_addr(conn);
|
|
|
|
switch (conn ? addr_to_str(&conn->addr.to, pn, sizeof(pn)) : AF_UNSPEC) {
|
|
case AF_INET:
|
|
case AF_INET6:
|
|
chunk_appendf(&trash, " addr=%s:%d\n",
|
|
pn, get_host_port(&conn->addr.to));
|
|
break;
|
|
case AF_UNIX:
|
|
chunk_appendf(&trash, " addr=unix:%d\n", strm_li(sess)->luid);
|
|
break;
|
|
default:
|
|
/* no more information to print right now */
|
|
chunk_appendf(&trash, "\n");
|
|
break;
|
|
}
|
|
|
|
if (sess->be->cap & PR_CAP_BE)
|
|
chunk_appendf(&trash,
|
|
" backend=%s (id=%u mode=%s)",
|
|
sess->be->id,
|
|
sess->be->uuid, sess->be->mode ? "http" : "tcp");
|
|
else
|
|
chunk_appendf(&trash, " backend=<NONE> (id=-1 mode=-)");
|
|
|
|
conn = objt_conn(sess->si[1].end);
|
|
if (conn)
|
|
conn_get_from_addr(conn);
|
|
|
|
switch (conn ? addr_to_str(&conn->addr.from, pn, sizeof(pn)) : AF_UNSPEC) {
|
|
case AF_INET:
|
|
case AF_INET6:
|
|
chunk_appendf(&trash, " addr=%s:%d\n",
|
|
pn, get_host_port(&conn->addr.from));
|
|
break;
|
|
case AF_UNIX:
|
|
chunk_appendf(&trash, " addr=unix\n");
|
|
break;
|
|
default:
|
|
/* no more information to print right now */
|
|
chunk_appendf(&trash, "\n");
|
|
break;
|
|
}
|
|
|
|
if (sess->be->cap & PR_CAP_BE)
|
|
chunk_appendf(&trash,
|
|
" server=%s (id=%u)",
|
|
objt_server(sess->target) ? objt_server(sess->target)->id : "<none>",
|
|
objt_server(sess->target) ? objt_server(sess->target)->puid : 0);
|
|
else
|
|
chunk_appendf(&trash, " server=<NONE> (id=-1)");
|
|
|
|
if (conn)
|
|
conn_get_to_addr(conn);
|
|
|
|
switch (conn ? addr_to_str(&conn->addr.to, pn, sizeof(pn)) : AF_UNSPEC) {
|
|
case AF_INET:
|
|
case AF_INET6:
|
|
chunk_appendf(&trash, " addr=%s:%d\n",
|
|
pn, get_host_port(&conn->addr.to));
|
|
break;
|
|
case AF_UNIX:
|
|
chunk_appendf(&trash, " addr=unix\n");
|
|
break;
|
|
default:
|
|
/* no more information to print right now */
|
|
chunk_appendf(&trash, "\n");
|
|
break;
|
|
}
|
|
|
|
chunk_appendf(&trash,
|
|
" task=%p (state=0x%02x nice=%d calls=%d exp=%s%s",
|
|
sess->task,
|
|
sess->task->state,
|
|
sess->task->nice, sess->task->calls,
|
|
sess->task->expire ?
|
|
tick_is_expired(sess->task->expire, now_ms) ? "<PAST>" :
|
|
human_time(TICKS_TO_MS(sess->task->expire - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>",
|
|
task_in_rq(sess->task) ? ", running" : "");
|
|
|
|
chunk_appendf(&trash,
|
|
" age=%s)\n",
|
|
human_time(now.tv_sec - sess->logs.accept_date.tv_sec, 1));
|
|
|
|
if (sess->txn)
|
|
chunk_appendf(&trash,
|
|
" txn=%p flags=0x%x meth=%d status=%d req.st=%s rsp.st=%s waiting=%d\n",
|
|
sess->txn, sess->txn->flags, sess->txn->meth, sess->txn->status,
|
|
http_msg_state_str(sess->txn->req.msg_state), http_msg_state_str(sess->txn->rsp.msg_state), !LIST_ISEMPTY(&sess->buffer_wait));
|
|
|
|
chunk_appendf(&trash,
|
|
" si[0]=%p (state=%s flags=0x%02x endp0=%s:%p exp=%s, et=0x%03x)\n",
|
|
&sess->si[0],
|
|
si_state_str(sess->si[0].state),
|
|
sess->si[0].flags,
|
|
obj_type_name(sess->si[0].end),
|
|
obj_base_ptr(sess->si[0].end),
|
|
sess->si[0].exp ?
|
|
tick_is_expired(sess->si[0].exp, now_ms) ? "<PAST>" :
|
|
human_time(TICKS_TO_MS(sess->si[0].exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>",
|
|
sess->si[0].err_type);
|
|
|
|
chunk_appendf(&trash,
|
|
" si[1]=%p (state=%s flags=0x%02x endp1=%s:%p exp=%s, et=0x%03x)\n",
|
|
&sess->si[1],
|
|
si_state_str(sess->si[1].state),
|
|
sess->si[1].flags,
|
|
obj_type_name(sess->si[1].end),
|
|
obj_base_ptr(sess->si[1].end),
|
|
sess->si[1].exp ?
|
|
tick_is_expired(sess->si[1].exp, now_ms) ? "<PAST>" :
|
|
human_time(TICKS_TO_MS(sess->si[1].exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>",
|
|
sess->si[1].err_type);
|
|
|
|
if ((conn = objt_conn(sess->si[0].end)) != NULL) {
|
|
chunk_appendf(&trash,
|
|
" co0=%p ctrl=%s xprt=%s data=%s target=%s:%p\n",
|
|
conn,
|
|
get_conn_ctrl_name(conn),
|
|
get_conn_xprt_name(conn),
|
|
get_conn_data_name(conn),
|
|
obj_type_name(conn->target),
|
|
obj_base_ptr(conn->target));
|
|
|
|
chunk_appendf(&trash, " flags=0x%08x", conn->flags);
|
|
|
|
if (conn->t.sock.fd >= 0) {
|
|
chunk_appendf(&trash, " fd=%d fd.state=%02x fd.cache=%d updt=%d\n",
|
|
conn->t.sock.fd, fdtab[conn->t.sock.fd].state,
|
|
fdtab[conn->t.sock.fd].cache, fdtab[conn->t.sock.fd].updated);
|
|
}
|
|
else
|
|
chunk_appendf(&trash, " fd=<dead>\n");
|
|
}
|
|
else if ((tmpctx = objt_appctx(sess->si[0].end)) != NULL) {
|
|
chunk_appendf(&trash,
|
|
" app0=%p st0=%d st1=%d st2=%d applet=%s\n",
|
|
tmpctx,
|
|
tmpctx->st0,
|
|
tmpctx->st1,
|
|
tmpctx->st2,
|
|
tmpctx->applet->name);
|
|
}
|
|
|
|
if ((conn = objt_conn(sess->si[1].end)) != NULL) {
|
|
chunk_appendf(&trash,
|
|
" co1=%p ctrl=%s xprt=%s data=%s target=%s:%p\n",
|
|
conn,
|
|
get_conn_ctrl_name(conn),
|
|
get_conn_xprt_name(conn),
|
|
get_conn_data_name(conn),
|
|
obj_type_name(conn->target),
|
|
obj_base_ptr(conn->target));
|
|
|
|
chunk_appendf(&trash, " flags=0x%08x", conn->flags);
|
|
|
|
if (conn->t.sock.fd >= 0) {
|
|
chunk_appendf(&trash, " fd=%d fd.state=%02x fd.cache=%d updt=%d\n",
|
|
conn->t.sock.fd, fdtab[conn->t.sock.fd].state,
|
|
fdtab[conn->t.sock.fd].cache, fdtab[conn->t.sock.fd].updated);
|
|
}
|
|
else
|
|
chunk_appendf(&trash, " fd=<dead>\n");
|
|
}
|
|
else if ((tmpctx = objt_appctx(sess->si[1].end)) != NULL) {
|
|
chunk_appendf(&trash,
|
|
" app1=%p st0=%d st1=%d st2=%d applet=%s\n",
|
|
tmpctx,
|
|
tmpctx->st0,
|
|
tmpctx->st1,
|
|
tmpctx->st2,
|
|
tmpctx->applet->name);
|
|
}
|
|
|
|
chunk_appendf(&trash,
|
|
" req=%p (f=0x%06x an=0x%x pipe=%d tofwd=%d total=%lld)\n"
|
|
" an_exp=%s",
|
|
&sess->req,
|
|
sess->req.flags, sess->req.analysers,
|
|
sess->req.pipe ? sess->req.pipe->data : 0,
|
|
sess->req.to_forward, sess->req.total,
|
|
sess->req.analyse_exp ?
|
|
human_time(TICKS_TO_MS(sess->req.analyse_exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>");
|
|
|
|
chunk_appendf(&trash,
|
|
" rex=%s",
|
|
sess->req.rex ?
|
|
human_time(TICKS_TO_MS(sess->req.rex - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>");
|
|
|
|
chunk_appendf(&trash,
|
|
" wex=%s\n"
|
|
" buf=%p data=%p o=%d p=%d req.next=%d i=%d size=%d\n",
|
|
sess->req.wex ?
|
|
human_time(TICKS_TO_MS(sess->req.wex - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>",
|
|
sess->req.buf,
|
|
sess->req.buf->data, sess->req.buf->o,
|
|
(int)(sess->req.buf->p - sess->req.buf->data),
|
|
sess->txn ? sess->txn->req.next : 0, sess->req.buf->i,
|
|
sess->req.buf->size);
|
|
|
|
chunk_appendf(&trash,
|
|
" res=%p (f=0x%06x an=0x%x pipe=%d tofwd=%d total=%lld)\n"
|
|
" an_exp=%s",
|
|
&sess->res,
|
|
sess->res.flags, sess->res.analysers,
|
|
sess->res.pipe ? sess->res.pipe->data : 0,
|
|
sess->res.to_forward, sess->res.total,
|
|
sess->res.analyse_exp ?
|
|
human_time(TICKS_TO_MS(sess->res.analyse_exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>");
|
|
|
|
chunk_appendf(&trash,
|
|
" rex=%s",
|
|
sess->res.rex ?
|
|
human_time(TICKS_TO_MS(sess->res.rex - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>");
|
|
|
|
chunk_appendf(&trash,
|
|
" wex=%s\n"
|
|
" buf=%p data=%p o=%d p=%d rsp.next=%d i=%d size=%d\n",
|
|
sess->res.wex ?
|
|
human_time(TICKS_TO_MS(sess->res.wex - now_ms),
|
|
TICKS_TO_MS(1000)) : "<NEVER>",
|
|
sess->res.buf,
|
|
sess->res.buf->data, sess->res.buf->o,
|
|
(int)(sess->res.buf->p - sess->res.buf->data),
|
|
sess->txn ? sess->txn->rsp.next : 0, sess->res.buf->i,
|
|
sess->res.buf->size);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
/* use other states to dump the contents */
|
|
}
|
|
/* end of dump */
|
|
appctx->ctx.sess.uid = 0;
|
|
appctx->ctx.sess.section = 0;
|
|
return 1;
|
|
}
|
|
|
|
static int stats_pats_list(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
|
|
switch (appctx->st2) {
|
|
case STAT_ST_INIT:
|
|
/* Display the column headers. If the message cannot be sent,
|
|
* quit the fucntion with returning 0. The function is called
|
|
* later and restart at the state "STAT_ST_INIT".
|
|
*/
|
|
chunk_reset(&trash);
|
|
chunk_appendf(&trash, "# id (file) description\n");
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
/* Now, we start the browsing of the references lists.
|
|
* Note that the following call to LIST_ELEM return bad pointer. The only
|
|
* available field of this pointer is <list>. It is used with the function
|
|
* pat_list_get_next() for retruning the first available entry
|
|
*/
|
|
appctx->ctx.map.ref = LIST_ELEM(&pattern_reference, struct pat_ref *, list);
|
|
appctx->ctx.map.ref = pat_list_get_next(appctx->ctx.map.ref, &pattern_reference,
|
|
appctx->ctx.map.display_flags);
|
|
appctx->st2 = STAT_ST_LIST;
|
|
/* fall through */
|
|
|
|
case STAT_ST_LIST:
|
|
while (appctx->ctx.map.ref) {
|
|
chunk_reset(&trash);
|
|
|
|
/* Build messages. If the reference is used by another category than
|
|
* the listed categorie, display the information in the massage.
|
|
*/
|
|
chunk_appendf(&trash, "%d (%s) %s\n", appctx->ctx.map.ref->unique_id,
|
|
appctx->ctx.map.ref->reference ? appctx->ctx.map.ref->reference : "",
|
|
appctx->ctx.map.ref->display);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* let's try again later from this stream. We add ourselves into
|
|
* this stream's users so that it can remove us upon termination.
|
|
*/
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
/* get next list entry and check the end of the list */
|
|
appctx->ctx.map.ref = pat_list_get_next(appctx->ctx.map.ref, &pattern_reference,
|
|
appctx->ctx.map.display_flags);
|
|
}
|
|
|
|
appctx->st2 = STAT_ST_FIN;
|
|
/* fall through */
|
|
|
|
default:
|
|
appctx->st2 = STAT_ST_FIN;
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int stats_map_lookup(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct sample sample;
|
|
struct pattern *pat;
|
|
int match_method;
|
|
|
|
switch (appctx->st2) {
|
|
case STAT_ST_INIT:
|
|
/* Init to the first entry. The list cannot be change */
|
|
appctx->ctx.map.expr = LIST_ELEM(&appctx->ctx.map.ref->pat, struct pattern_expr *, list);
|
|
appctx->ctx.map.expr = pat_expr_get_next(appctx->ctx.map.expr, &appctx->ctx.map.ref->pat);
|
|
appctx->st2 = STAT_ST_LIST;
|
|
/* fall through */
|
|
|
|
case STAT_ST_LIST:
|
|
/* for each lookup type */
|
|
while (appctx->ctx.map.expr) {
|
|
/* initialise chunk to build new message */
|
|
chunk_reset(&trash);
|
|
|
|
/* execute pattern matching */
|
|
sample.data.type = SMP_T_STR;
|
|
sample.flags = SMP_F_CONST;
|
|
sample.data.u.str.len = appctx->ctx.map.chunk.len;
|
|
sample.data.u.str.str = appctx->ctx.map.chunk.str;
|
|
if (appctx->ctx.map.expr->pat_head->match &&
|
|
sample_convert(&sample, appctx->ctx.map.expr->pat_head->expect_type))
|
|
pat = appctx->ctx.map.expr->pat_head->match(&sample, appctx->ctx.map.expr, 1);
|
|
else
|
|
pat = NULL;
|
|
|
|
/* build return message: set type of match */
|
|
for (match_method=0; match_method<PAT_MATCH_NUM; match_method++)
|
|
if (appctx->ctx.map.expr->pat_head->match == pat_match_fcts[match_method])
|
|
break;
|
|
if (match_method >= PAT_MATCH_NUM)
|
|
chunk_appendf(&trash, "type=unknown(%p)", appctx->ctx.map.expr->pat_head->match);
|
|
else
|
|
chunk_appendf(&trash, "type=%s", pat_match_names[match_method]);
|
|
|
|
/* case sensitive */
|
|
if (appctx->ctx.map.expr->mflags & PAT_MF_IGNORE_CASE)
|
|
chunk_appendf(&trash, ", case=insensitive");
|
|
else
|
|
chunk_appendf(&trash, ", case=sensitive");
|
|
|
|
/* Display no match, and set default value */
|
|
if (!pat) {
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
chunk_appendf(&trash, ", found=no");
|
|
else
|
|
chunk_appendf(&trash, ", match=no");
|
|
}
|
|
|
|
/* Display match and match info */
|
|
else {
|
|
/* display match */
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP)
|
|
chunk_appendf(&trash, ", found=yes");
|
|
else
|
|
chunk_appendf(&trash, ", match=yes");
|
|
|
|
/* display index mode */
|
|
if (pat->sflags & PAT_SF_TREE)
|
|
chunk_appendf(&trash, ", idx=tree");
|
|
else
|
|
chunk_appendf(&trash, ", idx=list");
|
|
|
|
/* display pattern */
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP) {
|
|
if (pat->ref && pat->ref->pattern)
|
|
chunk_appendf(&trash, ", key=\"%s\"", pat->ref->pattern);
|
|
else
|
|
chunk_appendf(&trash, ", key=unknown");
|
|
}
|
|
else {
|
|
if (pat->ref && pat->ref->pattern)
|
|
chunk_appendf(&trash, ", pattern=\"%s\"", pat->ref->pattern);
|
|
else
|
|
chunk_appendf(&trash, ", pattern=unknown");
|
|
}
|
|
|
|
/* display return value */
|
|
if (appctx->ctx.map.display_flags == PAT_REF_MAP) {
|
|
if (pat->data && pat->ref && pat->ref->sample)
|
|
chunk_appendf(&trash, ", value=\"%s\", type=\"%s\"", pat->ref->sample,
|
|
smp_to_type[pat->data->type]);
|
|
else
|
|
chunk_appendf(&trash, ", value=none");
|
|
}
|
|
}
|
|
|
|
chunk_appendf(&trash, "\n");
|
|
|
|
/* display response */
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* let's try again later from this stream. We add ourselves into
|
|
* this stream's users so that it can remove us upon termination.
|
|
*/
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
/* get next entry */
|
|
appctx->ctx.map.expr = pat_expr_get_next(appctx->ctx.map.expr,
|
|
&appctx->ctx.map.ref->pat);
|
|
}
|
|
|
|
appctx->st2 = STAT_ST_FIN;
|
|
/* fall through */
|
|
|
|
default:
|
|
appctx->st2 = STAT_ST_FIN;
|
|
free(appctx->ctx.map.chunk.str);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
static int stats_pat_list(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
|
|
switch (appctx->st2) {
|
|
|
|
case STAT_ST_INIT:
|
|
/* Init to the first entry. The list cannot be change */
|
|
appctx->ctx.map.elt = LIST_NEXT(&appctx->ctx.map.ref->head,
|
|
struct pat_ref_elt *, list);
|
|
if (&appctx->ctx.map.elt->list == &appctx->ctx.map.ref->head)
|
|
appctx->ctx.map.elt = NULL;
|
|
appctx->st2 = STAT_ST_LIST;
|
|
/* fall through */
|
|
|
|
case STAT_ST_LIST:
|
|
while (appctx->ctx.map.elt) {
|
|
chunk_reset(&trash);
|
|
|
|
/* build messages */
|
|
if (appctx->ctx.map.elt->sample)
|
|
chunk_appendf(&trash, "%p %s %s\n",
|
|
appctx->ctx.map.elt, appctx->ctx.map.elt->pattern,
|
|
appctx->ctx.map.elt->sample);
|
|
else
|
|
chunk_appendf(&trash, "%p %s\n",
|
|
appctx->ctx.map.elt, appctx->ctx.map.elt->pattern);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* let's try again later from this stream. We add ourselves into
|
|
* this stream's users so that it can remove us upon termination.
|
|
*/
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
/* get next list entry and check the end of the list */
|
|
appctx->ctx.map.elt = LIST_NEXT(&appctx->ctx.map.elt->list,
|
|
struct pat_ref_elt *, list);
|
|
if (&appctx->ctx.map.elt->list == &appctx->ctx.map.ref->head)
|
|
break;
|
|
}
|
|
|
|
appctx->st2 = STAT_ST_FIN;
|
|
/* fall through */
|
|
|
|
default:
|
|
appctx->st2 = STAT_ST_FIN;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* This function dumps all streams' states onto the stream interface's
|
|
* read buffer. It returns 0 if the output buffer is full and it needs
|
|
* to be called again, otherwise non-zero. It is designed to be called
|
|
* from stats_dump_sess_to_buffer() below.
|
|
*/
|
|
static int stats_dump_sess_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct connection *conn;
|
|
|
|
if (unlikely(si_ic(si)->flags & (CF_WRITE_ERROR|CF_SHUTW))) {
|
|
/* If we're forced to shut down, we might have to remove our
|
|
* reference to the last stream being dumped.
|
|
*/
|
|
if (appctx->st2 == STAT_ST_LIST) {
|
|
if (!LIST_ISEMPTY(&appctx->ctx.sess.bref.users)) {
|
|
LIST_DEL(&appctx->ctx.sess.bref.users);
|
|
LIST_INIT(&appctx->ctx.sess.bref.users);
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
chunk_reset(&trash);
|
|
|
|
switch (appctx->st2) {
|
|
case STAT_ST_INIT:
|
|
/* the function had not been called yet, let's prepare the
|
|
* buffer for a response. We initialize the current stream
|
|
* pointer to the first in the global list. When a target
|
|
* stream is being destroyed, it is responsible for updating
|
|
* this pointer. We know we have reached the end when this
|
|
* pointer points back to the head of the streams list.
|
|
*/
|
|
LIST_INIT(&appctx->ctx.sess.bref.users);
|
|
appctx->ctx.sess.bref.ref = streams.n;
|
|
appctx->st2 = STAT_ST_LIST;
|
|
/* fall through */
|
|
|
|
case STAT_ST_LIST:
|
|
/* first, let's detach the back-ref from a possible previous stream */
|
|
if (!LIST_ISEMPTY(&appctx->ctx.sess.bref.users)) {
|
|
LIST_DEL(&appctx->ctx.sess.bref.users);
|
|
LIST_INIT(&appctx->ctx.sess.bref.users);
|
|
}
|
|
|
|
/* and start from where we stopped */
|
|
while (appctx->ctx.sess.bref.ref != &streams) {
|
|
char pn[INET6_ADDRSTRLEN];
|
|
struct stream *curr_sess;
|
|
|
|
curr_sess = LIST_ELEM(appctx->ctx.sess.bref.ref, struct stream *, list);
|
|
|
|
if (appctx->ctx.sess.target) {
|
|
if (appctx->ctx.sess.target != (void *)-1 && appctx->ctx.sess.target != curr_sess)
|
|
goto next_sess;
|
|
|
|
LIST_ADDQ(&curr_sess->back_refs, &appctx->ctx.sess.bref.users);
|
|
/* call the proper dump() function and return if we're missing space */
|
|
if (!stats_dump_full_sess_to_buffer(si, curr_sess))
|
|
return 0;
|
|
|
|
/* stream dump complete */
|
|
LIST_DEL(&appctx->ctx.sess.bref.users);
|
|
LIST_INIT(&appctx->ctx.sess.bref.users);
|
|
if (appctx->ctx.sess.target != (void *)-1) {
|
|
appctx->ctx.sess.target = NULL;
|
|
break;
|
|
}
|
|
else
|
|
goto next_sess;
|
|
}
|
|
|
|
chunk_appendf(&trash,
|
|
"%p: proto=%s",
|
|
curr_sess,
|
|
strm_li(curr_sess) ? strm_li(curr_sess)->proto->name : "?");
|
|
|
|
conn = objt_conn(strm_orig(curr_sess));
|
|
switch (conn ? addr_to_str(&conn->addr.from, pn, sizeof(pn)) : AF_UNSPEC) {
|
|
case AF_INET:
|
|
case AF_INET6:
|
|
chunk_appendf(&trash,
|
|
" src=%s:%d fe=%s be=%s srv=%s",
|
|
pn,
|
|
get_host_port(&conn->addr.from),
|
|
strm_fe(curr_sess)->id,
|
|
(curr_sess->be->cap & PR_CAP_BE) ? curr_sess->be->id : "<NONE>",
|
|
objt_server(curr_sess->target) ? objt_server(curr_sess->target)->id : "<none>"
|
|
);
|
|
break;
|
|
case AF_UNIX:
|
|
chunk_appendf(&trash,
|
|
" src=unix:%d fe=%s be=%s srv=%s",
|
|
strm_li(curr_sess)->luid,
|
|
strm_fe(curr_sess)->id,
|
|
(curr_sess->be->cap & PR_CAP_BE) ? curr_sess->be->id : "<NONE>",
|
|
objt_server(curr_sess->target) ? objt_server(curr_sess->target)->id : "<none>"
|
|
);
|
|
break;
|
|
}
|
|
|
|
chunk_appendf(&trash,
|
|
" ts=%02x age=%s calls=%d",
|
|
curr_sess->task->state,
|
|
human_time(now.tv_sec - curr_sess->logs.tv_accept.tv_sec, 1),
|
|
curr_sess->task->calls);
|
|
|
|
chunk_appendf(&trash,
|
|
" rq[f=%06xh,i=%d,an=%02xh,rx=%s",
|
|
curr_sess->req.flags,
|
|
curr_sess->req.buf->i,
|
|
curr_sess->req.analysers,
|
|
curr_sess->req.rex ?
|
|
human_time(TICKS_TO_MS(curr_sess->req.rex - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
chunk_appendf(&trash,
|
|
",wx=%s",
|
|
curr_sess->req.wex ?
|
|
human_time(TICKS_TO_MS(curr_sess->req.wex - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
chunk_appendf(&trash,
|
|
",ax=%s]",
|
|
curr_sess->req.analyse_exp ?
|
|
human_time(TICKS_TO_MS(curr_sess->req.analyse_exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
chunk_appendf(&trash,
|
|
" rp[f=%06xh,i=%d,an=%02xh,rx=%s",
|
|
curr_sess->res.flags,
|
|
curr_sess->res.buf->i,
|
|
curr_sess->res.analysers,
|
|
curr_sess->res.rex ?
|
|
human_time(TICKS_TO_MS(curr_sess->res.rex - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
chunk_appendf(&trash,
|
|
",wx=%s",
|
|
curr_sess->res.wex ?
|
|
human_time(TICKS_TO_MS(curr_sess->res.wex - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
chunk_appendf(&trash,
|
|
",ax=%s]",
|
|
curr_sess->res.analyse_exp ?
|
|
human_time(TICKS_TO_MS(curr_sess->res.analyse_exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
conn = objt_conn(curr_sess->si[0].end);
|
|
chunk_appendf(&trash,
|
|
" s0=[%d,%1xh,fd=%d,ex=%s]",
|
|
curr_sess->si[0].state,
|
|
curr_sess->si[0].flags,
|
|
(conn && conn->t.sock.fd >= 0) ? conn->t.sock.fd : -1,
|
|
curr_sess->si[0].exp ?
|
|
human_time(TICKS_TO_MS(curr_sess->si[0].exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
conn = objt_conn(curr_sess->si[1].end);
|
|
chunk_appendf(&trash,
|
|
" s1=[%d,%1xh,fd=%d,ex=%s]",
|
|
curr_sess->si[1].state,
|
|
curr_sess->si[1].flags,
|
|
(conn && conn->t.sock.fd >= 0) ? conn->t.sock.fd : -1,
|
|
curr_sess->si[1].exp ?
|
|
human_time(TICKS_TO_MS(curr_sess->si[1].exp - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
|
|
chunk_appendf(&trash,
|
|
" exp=%s",
|
|
curr_sess->task->expire ?
|
|
human_time(TICKS_TO_MS(curr_sess->task->expire - now_ms),
|
|
TICKS_TO_MS(1000)) : "");
|
|
if (task_in_rq(curr_sess->task))
|
|
chunk_appendf(&trash, " run(nice=%d)", curr_sess->task->nice);
|
|
|
|
chunk_appendf(&trash, "\n");
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* let's try again later from this stream. We add ourselves into
|
|
* this stream's users so that it can remove us upon termination.
|
|
*/
|
|
si_applet_cant_put(si);
|
|
LIST_ADDQ(&curr_sess->back_refs, &appctx->ctx.sess.bref.users);
|
|
return 0;
|
|
}
|
|
|
|
next_sess:
|
|
appctx->ctx.sess.bref.ref = curr_sess->list.n;
|
|
}
|
|
|
|
if (appctx->ctx.sess.target && appctx->ctx.sess.target != (void *)-1) {
|
|
/* specified stream not found */
|
|
if (appctx->ctx.sess.section > 0)
|
|
chunk_appendf(&trash, " *** session terminated while we were watching it ***\n");
|
|
else
|
|
chunk_appendf(&trash, "Session not found.\n");
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
appctx->ctx.sess.target = NULL;
|
|
appctx->ctx.sess.uid = 0;
|
|
return 1;
|
|
}
|
|
|
|
appctx->st2 = STAT_ST_FIN;
|
|
/* fall through */
|
|
|
|
default:
|
|
appctx->st2 = STAT_ST_FIN;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* This is called when the stream interface is closed. For instance, upon an
|
|
* external abort, we won't call the i/o handler anymore so we may need to
|
|
* remove back references to the stream currently being dumped.
|
|
*/
|
|
static void cli_release_handler(struct appctx *appctx)
|
|
{
|
|
if (appctx->io_release) {
|
|
appctx->io_release(appctx);
|
|
appctx->io_release = NULL;
|
|
}
|
|
if (appctx->st0 == STAT_CLI_O_SESS && appctx->st2 == STAT_ST_LIST) {
|
|
if (!LIST_ISEMPTY(&appctx->ctx.sess.bref.users))
|
|
LIST_DEL(&appctx->ctx.sess.bref.users);
|
|
}
|
|
else if ((appctx->st0 == STAT_CLI_O_TAB || appctx->st0 == STAT_CLI_O_CLR) &&
|
|
appctx->st2 == STAT_ST_LIST) {
|
|
appctx->ctx.table.entry->ref_cnt--;
|
|
stksess_kill_if_expired(&appctx->ctx.table.proxy->table, appctx->ctx.table.entry);
|
|
}
|
|
else if (appctx->st0 == STAT_CLI_PRINT_FREE) {
|
|
free(appctx->ctx.cli.err);
|
|
appctx->ctx.cli.err = NULL;
|
|
}
|
|
else if (appctx->st0 == STAT_CLI_O_MLOOK) {
|
|
free(appctx->ctx.map.chunk.str);
|
|
appctx->ctx.map.chunk.str = NULL;
|
|
}
|
|
}
|
|
|
|
/* This function is used to either dump tables states (when action is set
|
|
* to STAT_CLI_O_TAB) or clear tables (when action is STAT_CLI_O_CLR).
|
|
* It returns 0 if the output buffer is full and it needs to be called
|
|
* again, otherwise non-zero.
|
|
*/
|
|
static int stats_table_request(struct stream_interface *si, int action)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct stream *s = si_strm(si);
|
|
struct ebmb_node *eb;
|
|
int dt;
|
|
int skip_entry;
|
|
int show = action == STAT_CLI_O_TAB;
|
|
|
|
/*
|
|
* We have 3 possible states in appctx->st2 :
|
|
* - STAT_ST_INIT : the first call
|
|
* - STAT_ST_INFO : the proxy pointer points to the next table to
|
|
* dump, the entry pointer is NULL ;
|
|
* - STAT_ST_LIST : the proxy pointer points to the current table
|
|
* and the entry pointer points to the next entry to be dumped,
|
|
* and the refcount on the next entry is held ;
|
|
* - STAT_ST_END : nothing left to dump, the buffer may contain some
|
|
* data though.
|
|
*/
|
|
|
|
if (unlikely(si_ic(si)->flags & (CF_WRITE_ERROR|CF_SHUTW))) {
|
|
/* in case of abort, remove any refcount we might have set on an entry */
|
|
if (appctx->st2 == STAT_ST_LIST) {
|
|
appctx->ctx.table.entry->ref_cnt--;
|
|
stksess_kill_if_expired(&appctx->ctx.table.proxy->table, appctx->ctx.table.entry);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
chunk_reset(&trash);
|
|
|
|
while (appctx->st2 != STAT_ST_FIN) {
|
|
switch (appctx->st2) {
|
|
case STAT_ST_INIT:
|
|
appctx->ctx.table.proxy = appctx->ctx.table.target;
|
|
if (!appctx->ctx.table.proxy)
|
|
appctx->ctx.table.proxy = proxy;
|
|
|
|
appctx->ctx.table.entry = NULL;
|
|
appctx->st2 = STAT_ST_INFO;
|
|
break;
|
|
|
|
case STAT_ST_INFO:
|
|
if (!appctx->ctx.table.proxy ||
|
|
(appctx->ctx.table.target &&
|
|
appctx->ctx.table.proxy != appctx->ctx.table.target)) {
|
|
appctx->st2 = STAT_ST_END;
|
|
break;
|
|
}
|
|
|
|
if (appctx->ctx.table.proxy->table.size) {
|
|
if (show && !stats_dump_table_head_to_buffer(&trash, si, appctx->ctx.table.proxy,
|
|
appctx->ctx.table.target))
|
|
return 0;
|
|
|
|
if (appctx->ctx.table.target &&
|
|
strm_li(s)->bind_conf->level >= ACCESS_LVL_OPER) {
|
|
/* dump entries only if table explicitly requested */
|
|
eb = ebmb_first(&appctx->ctx.table.proxy->table.keys);
|
|
if (eb) {
|
|
appctx->ctx.table.entry = ebmb_entry(eb, struct stksess, key);
|
|
appctx->ctx.table.entry->ref_cnt++;
|
|
appctx->st2 = STAT_ST_LIST;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
appctx->ctx.table.proxy = appctx->ctx.table.proxy->next;
|
|
break;
|
|
|
|
case STAT_ST_LIST:
|
|
skip_entry = 0;
|
|
|
|
if (appctx->ctx.table.data_type >= 0) {
|
|
/* we're filtering on some data contents */
|
|
void *ptr;
|
|
long long data;
|
|
|
|
dt = appctx->ctx.table.data_type;
|
|
ptr = stktable_data_ptr(&appctx->ctx.table.proxy->table,
|
|
appctx->ctx.table.entry,
|
|
dt);
|
|
|
|
data = 0;
|
|
switch (stktable_data_types[dt].std_type) {
|
|
case STD_T_SINT:
|
|
data = stktable_data_cast(ptr, std_t_sint);
|
|
break;
|
|
case STD_T_UINT:
|
|
data = stktable_data_cast(ptr, std_t_uint);
|
|
break;
|
|
case STD_T_ULL:
|
|
data = stktable_data_cast(ptr, std_t_ull);
|
|
break;
|
|
case STD_T_FRQP:
|
|
data = read_freq_ctr_period(&stktable_data_cast(ptr, std_t_frqp),
|
|
appctx->ctx.table.proxy->table.data_arg[dt].u);
|
|
break;
|
|
}
|
|
|
|
/* skip the entry if the data does not match the test and the value */
|
|
if ((data < appctx->ctx.table.value &&
|
|
(appctx->ctx.table.data_op == STD_OP_EQ ||
|
|
appctx->ctx.table.data_op == STD_OP_GT ||
|
|
appctx->ctx.table.data_op == STD_OP_GE)) ||
|
|
(data == appctx->ctx.table.value &&
|
|
(appctx->ctx.table.data_op == STD_OP_NE ||
|
|
appctx->ctx.table.data_op == STD_OP_GT ||
|
|
appctx->ctx.table.data_op == STD_OP_LT)) ||
|
|
(data > appctx->ctx.table.value &&
|
|
(appctx->ctx.table.data_op == STD_OP_EQ ||
|
|
appctx->ctx.table.data_op == STD_OP_LT ||
|
|
appctx->ctx.table.data_op == STD_OP_LE)))
|
|
skip_entry = 1;
|
|
}
|
|
|
|
if (show && !skip_entry &&
|
|
!stats_dump_table_entry_to_buffer(&trash, si, appctx->ctx.table.proxy,
|
|
appctx->ctx.table.entry))
|
|
return 0;
|
|
|
|
appctx->ctx.table.entry->ref_cnt--;
|
|
|
|
eb = ebmb_next(&appctx->ctx.table.entry->key);
|
|
if (eb) {
|
|
struct stksess *old = appctx->ctx.table.entry;
|
|
appctx->ctx.table.entry = ebmb_entry(eb, struct stksess, key);
|
|
if (show)
|
|
stksess_kill_if_expired(&appctx->ctx.table.proxy->table, old);
|
|
else if (!skip_entry && !appctx->ctx.table.entry->ref_cnt)
|
|
stksess_kill(&appctx->ctx.table.proxy->table, old);
|
|
appctx->ctx.table.entry->ref_cnt++;
|
|
break;
|
|
}
|
|
|
|
|
|
if (show)
|
|
stksess_kill_if_expired(&appctx->ctx.table.proxy->table, appctx->ctx.table.entry);
|
|
else if (!skip_entry && !appctx->ctx.table.entry->ref_cnt)
|
|
stksess_kill(&appctx->ctx.table.proxy->table, appctx->ctx.table.entry);
|
|
|
|
appctx->ctx.table.proxy = appctx->ctx.table.proxy->next;
|
|
appctx->st2 = STAT_ST_INFO;
|
|
break;
|
|
|
|
case STAT_ST_END:
|
|
appctx->st2 = STAT_ST_FIN;
|
|
break;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* print a line of text buffer (limited to 70 bytes) to <out>. The format is :
|
|
* <2 spaces> <offset=5 digits> <space or plus> <space> <70 chars max> <\n>
|
|
* which is 60 chars per line. Non-printable chars \t, \n, \r and \e are
|
|
* encoded in C format. Other non-printable chars are encoded "\xHH". Original
|
|
* lines are respected within the limit of 70 output chars. Lines that are
|
|
* continuation of a previous truncated line begin with "+" instead of " "
|
|
* after the offset. The new pointer is returned.
|
|
*/
|
|
static int dump_text_line(struct chunk *out, const char *buf, int bsize, int len,
|
|
int *line, int ptr)
|
|
{
|
|
int end;
|
|
unsigned char c;
|
|
|
|
end = out->len + 80;
|
|
if (end > out->size)
|
|
return ptr;
|
|
|
|
chunk_appendf(out, " %05d%c ", ptr, (ptr == *line) ? ' ' : '+');
|
|
|
|
while (ptr < len && ptr < bsize) {
|
|
c = buf[ptr];
|
|
if (isprint(c) && isascii(c) && c != '\\') {
|
|
if (out->len > end - 2)
|
|
break;
|
|
out->str[out->len++] = c;
|
|
} else if (c == '\t' || c == '\n' || c == '\r' || c == '\e' || c == '\\') {
|
|
if (out->len > end - 3)
|
|
break;
|
|
out->str[out->len++] = '\\';
|
|
switch (c) {
|
|
case '\t': c = 't'; break;
|
|
case '\n': c = 'n'; break;
|
|
case '\r': c = 'r'; break;
|
|
case '\e': c = 'e'; break;
|
|
case '\\': c = '\\'; break;
|
|
}
|
|
out->str[out->len++] = c;
|
|
} else {
|
|
if (out->len > end - 5)
|
|
break;
|
|
out->str[out->len++] = '\\';
|
|
out->str[out->len++] = 'x';
|
|
out->str[out->len++] = hextab[(c >> 4) & 0xF];
|
|
out->str[out->len++] = hextab[c & 0xF];
|
|
}
|
|
if (buf[ptr++] == '\n') {
|
|
/* we had a line break, let's return now */
|
|
out->str[out->len++] = '\n';
|
|
*line = ptr;
|
|
return ptr;
|
|
}
|
|
}
|
|
/* we have an incomplete line, we return it as-is */
|
|
out->str[out->len++] = '\n';
|
|
return ptr;
|
|
}
|
|
|
|
/* This function dumps counters from all resolvers section and associated name servers.
|
|
* It returns 0 if the output buffer is full and it needs
|
|
* to be called again, otherwise non-zero.
|
|
*/
|
|
static int stats_dump_resolvers_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
struct dns_resolvers *presolvers;
|
|
struct dns_nameserver *pnameserver;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
switch (appctx->st2) {
|
|
case STAT_ST_INIT:
|
|
appctx->st2 = STAT_ST_LIST; /* let's start producing data */
|
|
/* fall through */
|
|
|
|
case STAT_ST_LIST:
|
|
if (LIST_ISEMPTY(&dns_resolvers)) {
|
|
chunk_appendf(&trash, "No resolvers found\n");
|
|
}
|
|
else {
|
|
list_for_each_entry(presolvers, &dns_resolvers, list) {
|
|
if (appctx->ctx.resolvers.ptr != NULL && appctx->ctx.resolvers.ptr != presolvers)
|
|
continue;
|
|
|
|
chunk_appendf(&trash, "Resolvers section %s\n", presolvers->id);
|
|
list_for_each_entry(pnameserver, &presolvers->nameserver_list, list) {
|
|
chunk_appendf(&trash, " nameserver %s:\n", pnameserver->id);
|
|
chunk_appendf(&trash, " sent: %ld\n", pnameserver->counters.sent);
|
|
chunk_appendf(&trash, " valid: %ld\n", pnameserver->counters.valid);
|
|
chunk_appendf(&trash, " update: %ld\n", pnameserver->counters.update);
|
|
chunk_appendf(&trash, " cname: %ld\n", pnameserver->counters.cname);
|
|
chunk_appendf(&trash, " cname_error: %ld\n", pnameserver->counters.cname_error);
|
|
chunk_appendf(&trash, " any_err: %ld\n", pnameserver->counters.any_err);
|
|
chunk_appendf(&trash, " nx: %ld\n", pnameserver->counters.nx);
|
|
chunk_appendf(&trash, " timeout: %ld\n", pnameserver->counters.timeout);
|
|
chunk_appendf(&trash, " refused: %ld\n", pnameserver->counters.refused);
|
|
chunk_appendf(&trash, " other: %ld\n", pnameserver->counters.other);
|
|
chunk_appendf(&trash, " invalid: %ld\n", pnameserver->counters.invalid);
|
|
chunk_appendf(&trash, " too_big: %ld\n", pnameserver->counters.too_big);
|
|
chunk_appendf(&trash, " truncated: %ld\n", pnameserver->counters.truncated);
|
|
chunk_appendf(&trash, " outdated: %ld\n", pnameserver->counters.outdated);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* display response */
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* let's try again later from this session. We add ourselves into
|
|
* this session's users so that it can remove us upon termination.
|
|
*/
|
|
si->flags |= SI_FL_WAIT_ROOM;
|
|
return 0;
|
|
}
|
|
|
|
appctx->st2 = STAT_ST_FIN;
|
|
/* fall through */
|
|
|
|
default:
|
|
appctx->st2 = STAT_ST_FIN;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/* This function dumps all captured errors onto the stream interface's
|
|
* read buffer. It returns 0 if the output buffer is full and it needs
|
|
* to be called again, otherwise non-zero.
|
|
*/
|
|
static int stats_dump_errors_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
extern const char *monthname[12];
|
|
|
|
if (unlikely(si_ic(si)->flags & (CF_WRITE_ERROR|CF_SHUTW)))
|
|
return 1;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
if (!appctx->ctx.errors.px) {
|
|
/* the function had not been called yet, let's prepare the
|
|
* buffer for a response.
|
|
*/
|
|
struct tm tm;
|
|
|
|
get_localtime(date.tv_sec, &tm);
|
|
chunk_appendf(&trash, "Total events captured on [%02d/%s/%04d:%02d:%02d:%02d.%03d] : %u\n",
|
|
tm.tm_mday, monthname[tm.tm_mon], tm.tm_year+1900,
|
|
tm.tm_hour, tm.tm_min, tm.tm_sec, (int)(date.tv_usec/1000),
|
|
error_snapshot_id);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* Socket buffer full. Let's try again later from the same point */
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
|
|
appctx->ctx.errors.px = proxy;
|
|
appctx->ctx.errors.buf = 0;
|
|
appctx->ctx.errors.bol = 0;
|
|
appctx->ctx.errors.ptr = -1;
|
|
}
|
|
|
|
/* we have two inner loops here, one for the proxy, the other one for
|
|
* the buffer.
|
|
*/
|
|
while (appctx->ctx.errors.px) {
|
|
struct error_snapshot *es;
|
|
|
|
if (appctx->ctx.errors.buf == 0)
|
|
es = &appctx->ctx.errors.px->invalid_req;
|
|
else
|
|
es = &appctx->ctx.errors.px->invalid_rep;
|
|
|
|
if (!es->when.tv_sec)
|
|
goto next;
|
|
|
|
if (appctx->ctx.errors.iid >= 0 &&
|
|
appctx->ctx.errors.px->uuid != appctx->ctx.errors.iid &&
|
|
es->oe->uuid != appctx->ctx.errors.iid)
|
|
goto next;
|
|
|
|
if (appctx->ctx.errors.ptr < 0) {
|
|
/* just print headers now */
|
|
|
|
char pn[INET6_ADDRSTRLEN];
|
|
struct tm tm;
|
|
int port;
|
|
|
|
get_localtime(es->when.tv_sec, &tm);
|
|
chunk_appendf(&trash, " \n[%02d/%s/%04d:%02d:%02d:%02d.%03d]",
|
|
tm.tm_mday, monthname[tm.tm_mon], tm.tm_year+1900,
|
|
tm.tm_hour, tm.tm_min, tm.tm_sec, (int)(es->when.tv_usec/1000));
|
|
|
|
switch (addr_to_str(&es->src, pn, sizeof(pn))) {
|
|
case AF_INET:
|
|
case AF_INET6:
|
|
port = get_host_port(&es->src);
|
|
break;
|
|
default:
|
|
port = 0;
|
|
}
|
|
|
|
switch (appctx->ctx.errors.buf) {
|
|
case 0:
|
|
chunk_appendf(&trash,
|
|
" frontend %s (#%d): invalid request\n"
|
|
" backend %s (#%d)",
|
|
appctx->ctx.errors.px->id, appctx->ctx.errors.px->uuid,
|
|
(es->oe->cap & PR_CAP_BE) ? es->oe->id : "<NONE>",
|
|
(es->oe->cap & PR_CAP_BE) ? es->oe->uuid : -1);
|
|
break;
|
|
case 1:
|
|
chunk_appendf(&trash,
|
|
" backend %s (#%d): invalid response\n"
|
|
" frontend %s (#%d)",
|
|
appctx->ctx.errors.px->id, appctx->ctx.errors.px->uuid,
|
|
es->oe->id, es->oe->uuid);
|
|
break;
|
|
}
|
|
|
|
chunk_appendf(&trash,
|
|
", server %s (#%d), event #%u\n"
|
|
" src %s:%d, session #%d, session flags 0x%08x\n"
|
|
" HTTP msg state %d, msg flags 0x%08x, tx flags 0x%08x\n"
|
|
" HTTP chunk len %lld bytes, HTTP body len %lld bytes\n"
|
|
" buffer flags 0x%08x, out %d bytes, total %lld bytes\n"
|
|
" pending %d bytes, wrapping at %d, error at position %d:\n \n",
|
|
es->srv ? es->srv->id : "<NONE>", es->srv ? es->srv->puid : -1,
|
|
es->ev_id,
|
|
pn, port, es->sid, es->s_flags,
|
|
es->state, es->m_flags, es->t_flags,
|
|
es->m_clen, es->m_blen,
|
|
es->b_flags, es->b_out, es->b_tot,
|
|
es->len, es->b_wrap, es->pos);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* Socket buffer full. Let's try again later from the same point */
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
appctx->ctx.errors.ptr = 0;
|
|
appctx->ctx.errors.sid = es->sid;
|
|
}
|
|
|
|
if (appctx->ctx.errors.sid != es->sid) {
|
|
/* the snapshot changed while we were dumping it */
|
|
chunk_appendf(&trash,
|
|
" WARNING! update detected on this snapshot, dump interrupted. Please re-check!\n");
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
goto next;
|
|
}
|
|
|
|
/* OK, ptr >= 0, so we have to dump the current line */
|
|
while (es->buf && appctx->ctx.errors.ptr < es->len && appctx->ctx.errors.ptr < global.tune.bufsize) {
|
|
int newptr;
|
|
int newline;
|
|
|
|
newline = appctx->ctx.errors.bol;
|
|
newptr = dump_text_line(&trash, es->buf, global.tune.bufsize, es->len, &newline, appctx->ctx.errors.ptr);
|
|
if (newptr == appctx->ctx.errors.ptr)
|
|
return 0;
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
/* Socket buffer full. Let's try again later from the same point */
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
appctx->ctx.errors.ptr = newptr;
|
|
appctx->ctx.errors.bol = newline;
|
|
};
|
|
next:
|
|
appctx->ctx.errors.bol = 0;
|
|
appctx->ctx.errors.ptr = -1;
|
|
appctx->ctx.errors.buf++;
|
|
if (appctx->ctx.errors.buf > 1) {
|
|
appctx->ctx.errors.buf = 0;
|
|
appctx->ctx.errors.px = appctx->ctx.errors.px->next;
|
|
}
|
|
}
|
|
|
|
/* dump complete */
|
|
return 1;
|
|
}
|
|
|
|
/* This function dumps all environmnent variables to the buffer. It returns 0
|
|
* if the output buffer is full and it needs to be called again, otherwise
|
|
* non-zero. Dumps only one entry if st2 == STAT_ST_END.
|
|
*/
|
|
static int stats_dump_env_to_buffer(struct stream_interface *si)
|
|
{
|
|
struct appctx *appctx = __objt_appctx(si->end);
|
|
|
|
if (unlikely(si_ic(si)->flags & (CF_WRITE_ERROR|CF_SHUTW)))
|
|
return 1;
|
|
|
|
chunk_reset(&trash);
|
|
|
|
/* we have two inner loops here, one for the proxy, the other one for
|
|
* the buffer.
|
|
*/
|
|
while (*appctx->ctx.env.var) {
|
|
chunk_printf(&trash, "%s\n", *appctx->ctx.env.var);
|
|
|
|
if (bi_putchk(si_ic(si), &trash) == -1) {
|
|
si_applet_cant_put(si);
|
|
return 0;
|
|
}
|
|
if (appctx->st2 == STAT_ST_END)
|
|
break;
|
|
appctx->ctx.env.var++;
|
|
}
|
|
|
|
/* dump complete */
|
|
return 1;
|
|
}
|
|
|
|
/* parse the "level" argument on the bind lines */
|
|
static int bind_parse_level(char **args, int cur_arg, struct proxy *px, struct bind_conf *conf, char **err)
|
|
{
|
|
if (!*args[cur_arg + 1]) {
|
|
memprintf(err, "'%s' : missing level", args[cur_arg]);
|
|
return ERR_ALERT | ERR_FATAL;
|
|
}
|
|
|
|
if (!strcmp(args[cur_arg+1], "user"))
|
|
conf->level = ACCESS_LVL_USER;
|
|
else if (!strcmp(args[cur_arg+1], "operator"))
|
|
conf->level = ACCESS_LVL_OPER;
|
|
else if (!strcmp(args[cur_arg+1], "admin"))
|
|
conf->level = ACCESS_LVL_ADMIN;
|
|
else {
|
|
memprintf(err, "'%s' only supports 'user', 'operator', and 'admin' (got '%s')",
|
|
args[cur_arg], args[cur_arg+1]);
|
|
return ERR_ALERT | ERR_FATAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct applet cli_applet = {
|
|
.obj_type = OBJ_TYPE_APPLET,
|
|
.name = "<CLI>", /* used for logging */
|
|
.fct = cli_io_handler,
|
|
.release = cli_release_handler,
|
|
};
|
|
|
|
static struct cfg_kw_list cfg_kws = {ILH, {
|
|
{ CFG_GLOBAL, "stats", stats_parse_global },
|
|
{ 0, NULL, NULL },
|
|
}};
|
|
|
|
static struct bind_kw_list bind_kws = { "STAT", { }, {
|
|
{ "level", bind_parse_level, 1 }, /* set the unix socket admin level */
|
|
{ NULL, NULL, 0 },
|
|
}};
|
|
|
|
__attribute__((constructor))
|
|
static void __dumpstats_module_init(void)
|
|
{
|
|
cfg_register_keywords(&cfg_kws);
|
|
bind_register_keywords(&bind_kws);
|
|
}
|
|
|
|
/*
|
|
* Local variables:
|
|
* c-indent-level: 8
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|