mirror of
https://github.com/isc-projects/bind9.git
synced 2026-02-28 04:21:07 -05:00
Remove all cookie algorithms but AES, which was used as a default, for legacy purposes.
This commit is contained in:
Witold Kręcicki
Ondřej Surý
parent
4e33942742
commit
afa81ee4e4
13 changed files with 23 additions and 231 deletions
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@ -222,7 +222,7 @@ options {
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check-srv-cname ( fail | warn | ignore );
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check-wildcard <replaceable>boolean</replaceable>;
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clients-per-query <replaceable>integer</replaceable>;
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cookie-algorithm ( aes | sha1 | sha256 );
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cookie-algorithm ( aes );
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cookie-secret <replaceable>string</replaceable>;
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coresize ( default | unlimited | <replaceable>sizeval</replaceable> );
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datasize ( default | unlimited | <replaceable>sizeval</replaceable> );
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@ -9131,10 +9131,6 @@ load_configuration(const char *filename, named_server_t *server,
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INSIST(result == ISC_R_SUCCESS);
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if (strcasecmp(cfg_obj_asstring(obj), "aes") == 0) {
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server->sctx->cookiealg = ns_cookiealg_aes;
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} else if (strcasecmp(cfg_obj_asstring(obj), "sha1") == 0) {
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server->sctx->cookiealg = ns_cookiealg_sha1;
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} else if (strcasecmp(cfg_obj_asstring(obj), "sha256") == 0) {
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server->sctx->cookiealg = ns_cookiealg_sha256;
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} else {
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INSIST(0);
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ISC_UNREACHABLE();
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@ -9200,24 +9196,6 @@ load_configuration(const char *filename, named_server_t *server,
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"128 bits");
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}
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break;
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case ns_cookiealg_sha1:
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expectedlength =
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isc_md_type_get_size(ISC_MD_SHA1);
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if (usedlength != expectedlength) {
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CHECKM(ISC_R_RANGE,
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"SHA1 cookie-secret must be "
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"160 bits");
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}
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break;
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case ns_cookiealg_sha256:
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expectedlength =
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isc_md_type_get_size(ISC_MD_SHA256);
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if (usedlength != expectedlength) {
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CHECKM(ISC_R_RANGE,
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"SHA256 cookie-secret must be "
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"256 bits");
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}
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break;
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}
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}
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} else {
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@ -3,9 +3,6 @@
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/* Define if building universal (internal helper macro) */
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#undef AC_APPLE_UNIVERSAL_BUILD
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/* Use AES for Client Cookie generation */
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#undef AES_CC
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/* Define if you cannot bind() before connect() for TCP sockets. */
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#undef BROKEN_TCP_BIND_BEFORE_CONNECT
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@ -468,12 +465,6 @@
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/* Define if __thread keyword is available */
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#undef HAVE___THREAD
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/* Use HMAC-SHA1 for Client Cookie generation */
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#undef HMAC_SHA1_CC
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/* Use HMAC-SHA256 for Client Cookie generation */
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#undef HMAC_SHA256_CC
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/* Define if you want to use inline buffers */
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#undef ISC_BUFFER_USEINLINE
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@ -298,15 +298,6 @@ typedef __int64 off_t;
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/* HMAC_*() return ints */
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@HMAC_RETURN_INT@
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/* Use AES for Client Cookie generation */
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@AES_CC@
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/* Use HMAC-SHA1 for Client Cookie generation */
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@HMAC_SHA1_CC@
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/* Use HMAC-SHA256 for Client Cookie generation */
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@HMAC_SHA256_CC@
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/* Define to 1 if you have the `readline' function. */
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@HAVE_READLINE@
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65
configure
vendored
65
configure
vendored
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@ -850,6 +850,7 @@ infodir
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docdir
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oldincludedir
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includedir
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runstatedir
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localstatedir
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sharedstatedir
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sysconfdir
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@ -911,7 +912,6 @@ with_libtool
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enable_pthread_rwlock
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with_openssl
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enable_fips_mode
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with_cc_alg
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enable_native_pkcs11
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with_pkcs11
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with_gssapi
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@ -1019,6 +1019,7 @@ datadir='${datarootdir}'
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sysconfdir='${prefix}/etc'
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sharedstatedir='${prefix}/com'
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localstatedir='${prefix}/var'
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runstatedir='${localstatedir}/run'
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includedir='${prefix}/include'
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oldincludedir='/usr/include'
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docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
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@ -1271,6 +1272,15 @@ do
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| -silent | --silent | --silen | --sile | --sil)
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silent=yes ;;
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-runstatedir | --runstatedir | --runstatedi | --runstated \
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| --runstate | --runstat | --runsta | --runst | --runs \
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| --run | --ru | --r)
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ac_prev=runstatedir ;;
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-runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
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| --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
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| --run=* | --ru=* | --r=*)
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runstatedir=$ac_optarg ;;
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-sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
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ac_prev=sbindir ;;
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-sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
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@ -1408,7 +1418,7 @@ fi
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for ac_var in exec_prefix prefix bindir sbindir libexecdir datarootdir \
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datadir sysconfdir sharedstatedir localstatedir includedir \
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oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
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libdir localedir mandir
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libdir localedir mandir runstatedir
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do
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eval ac_val=\$$ac_var
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# Remove trailing slashes.
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@ -1561,6 +1571,7 @@ Fine tuning of the installation directories:
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--sysconfdir=DIR read-only single-machine data [PREFIX/etc]
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--sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com]
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--localstatedir=DIR modifiable single-machine data [PREFIX/var]
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--runstatedir=DIR modifiable per-process data [LOCALSTATEDIR/run]
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--libdir=DIR object code libraries [EPREFIX/lib]
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--includedir=DIR C header files [PREFIX/include]
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--oldincludedir=DIR C header files for non-gcc [/usr/include]
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@ -1661,8 +1672,6 @@ Optional Packages:
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--with-locktype=ARG Specify mutex lock type (adaptive or standard)
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--with-libtool use GNU libtool
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--with-openssl=DIR root of the OpenSSL directory
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--with-cc-alg=ALG choose the algorithm for Client Cookie
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[aes|sha1|sha256] (default is aes)
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--with-pkcs11=PATH Build with PKCS11 support [no|path] (PATH is for the
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PKCS11 provider)
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--with-gssapi=PATH|/path/krb5-config
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@ -4001,7 +4010,7 @@ else
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4047,7 +4056,7 @@ else
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4071,7 +4080,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4116,7 +4125,7 @@ else
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4140,7 +4149,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -16804,44 +16813,6 @@ esac
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#
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# Client Cookie algorithm choice
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#
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# Check whether --with-cc-alg was given.
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if test "${with_cc_alg+set}" = set; then :
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withval=$with_cc_alg; :
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else
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with_cc_alg="aes"
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the algorithm for Client Cookie" >&5
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$as_echo_n "checking for the algorithm for Client Cookie... " >&6; }
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case $with_cc_alg in #(
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sha1|SHA1) :
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: sha1" >&5
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$as_echo "sha1" >&6; }
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$as_echo "#define HMAC_SHA1_CC 1" >>confdefs.h
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;; #(
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sha256|SHA256) :
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: sha256" >&5
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$as_echo "sha256" >&6; }
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$as_echo "#define HMAC_SHA256_CC 1" >>confdefs.h
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;; #(
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aes|AES|auto) :
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: aes" >&5
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$as_echo "aes" >&6; }
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$as_echo "#define AES_CC 1" >>confdefs.h
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;; #(
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*) :
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as_fn_error $? "Invalid $with_cc_alg algorithm for Client Cookie" "$LINENO" 5 ;;
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esac
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PKCS11_TOOLS=
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PKCS11_TEST=
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#
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20
configure.ac
20
configure.ac
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@ -825,26 +825,6 @@ AX_RESTORE_FLAGS([openssl])
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AC_SUBST([OPENSSL_CFLAGS])
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AC_SUBST([OPENSSL_LIBS])
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#
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# Client Cookie algorithm choice
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#
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AC_ARG_WITH([cc-alg],
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[AS_HELP_STRING([--with-cc-alg=ALG],
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[choose the algorithm for Client Cookie
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[aes|sha1|sha256] (default is aes)])],
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[:], [with_cc_alg="aes"])
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AC_MSG_CHECKING([for the algorithm for Client Cookie])
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AS_CASE([$with_cc_alg],
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[sha1|SHA1],[AC_MSG_RESULT([sha1])
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AC_DEFINE([HMAC_SHA1_CC], [1], [Use HMAC-SHA1 for Client Cookie generation])],
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[sha256|SHA256],[AC_MSG_RESULT([sha256])
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AC_DEFINE([HMAC_SHA256_CC], [1], [Use HMAC-SHA256 for Client Cookie generation])],
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[aes|AES|auto],[AC_MSG_RESULT([aes])
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AC_DEFINE([AES_CC], [1], [Use AES for Client Cookie generation])],
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[AC_MSG_ERROR([Invalid $with_cc_alg algorithm for Client Cookie])])
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PKCS11_TOOLS=
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PKCS11_TEST=
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#
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@ -113,7 +113,7 @@ options {
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check-wildcard <boolean>;
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cleaning-interval <integer>; // obsolete
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clients-per-query <integer>;
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cookie-algorithm ( aes | sha1 | sha256 );
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cookie-algorithm ( aes );
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cookie-secret <string>; // may occur multiple times
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coresize ( default | unlimited | <sizeval> );
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datasize ( default | unlimited | <sizeval> );
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@ -1355,22 +1355,6 @@ check_options(const cfg_obj_t *options, isc_log_t *logctx, isc_mem_t *mctx,
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if (result == ISC_R_SUCCESS)
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result = ISC_R_RANGE;
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}
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if (strcasecmp(ccalg, "sha1") == 0 &&
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usedlength != ISC_SHA1_DIGESTLENGTH) {
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cfg_obj_log(obj, logctx, ISC_LOG_ERROR,
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"SHA1 cookie-secret must be "
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"160 bits");
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if (result == ISC_R_SUCCESS)
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result = ISC_R_RANGE;
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}
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if (strcasecmp(ccalg, "sha256") == 0 &&
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usedlength != ISC_SHA256_DIGESTLENGTH) {
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cfg_obj_log(obj, logctx, ISC_LOG_ERROR,
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"SHA256 cookie-secret must be "
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"256 bits");
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if (result == ISC_R_SUCCESS)
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result = ISC_R_RANGE;
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}
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}
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}
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@ -27,11 +27,7 @@
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#include <isc/timer.h>
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#include <isc/util.h>
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#ifdef AES_CC
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#include <isc/aes.h>
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#else
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#include <isc/hmac.h>
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#endif
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#include <dns/acl.h>
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#include <dns/adb.h>
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@ -2277,7 +2273,6 @@ add_triededns512(fetchctx_t *fctx, isc_sockaddr_t *address) {
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static void
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compute_cc(resquery_t *query, unsigned char *cookie, size_t len) {
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#ifdef AES_CC
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unsigned char digest[ISC_AES_BLOCK_LENGTH];
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unsigned char input[16];
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isc_netaddr_t netaddr;
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@ -2299,40 +2294,6 @@ compute_cc(resquery_t *query, unsigned char *cookie, size_t len) {
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for (i = 0; i < 8; i++)
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digest[i] ^= digest[i + 8];
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memmove(cookie, digest, 8);
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#endif
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#if defined(HMAC_SHA1_CC) || defined(HMAC_SHA256_CC)
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unsigned char digest[ISC_MAX_MD_SIZE];
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unsigned char *input = NULL;
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unsigned int length = 0;
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isc_netaddr_t netaddr;
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#if defined(HMAC_SHA1_CC)
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isc_md_type_t type = ISC_MD_SHA1;
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unsigned int secret_len = ISC_SHA1_DIGESTLENGTH;
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#elif defined(HMAC_SHA256_CC)
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isc_md_type_t type = ISC_MD_SHA256;
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unsigned int secret_len = ISC_SHA256_DIGESTLENGTH;
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#endif
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INSIST(len >= 8U);
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isc_netaddr_fromsockaddr(&netaddr, &query->addrinfo->sockaddr);
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switch (netaddr.family) {
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case AF_INET:
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input = (unsigned char *)&netaddr.type.in;
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length = 4;
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break;
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case AF_INET6:
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input = (unsigned char *)&netaddr.type.in6;
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length = 16;
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break;
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}
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RUNTIME_CHECK(isc_hmac(type,
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query->fctx->res->view->secret, secret_len,
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input, length,
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digest, NULL) == ISC_R_SUCCESS);
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memmove(cookie, digest, 8);
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#endif
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}
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static isc_result_t
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|
|
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@ -899,7 +899,7 @@ static cfg_type_t cfg_type_bracketed_portlist = {
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&cfg_rep_list, &cfg_type_portrange
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};
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static const char *cookiealg_enums[] = { "aes", "sha1", "sha256", NULL };
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static const char *cookiealg_enums[] = { "aes", NULL };
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static cfg_type_t cfg_type_cookiealg = {
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"cookiealg", cfg_parse_enum, cfg_print_ustring, cfg_doc_enum,
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&cfg_rep_string, &cookiealg_enums
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|
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@ -1960,53 +1960,6 @@ compute_cookie(ns_client_t *client, uint32_t when, uint32_t nonce,
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break;
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}
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case ns_cookiealg_sha1:
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case ns_cookiealg_sha256: {
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unsigned char digest[ISC_MAX_MD_SIZE];
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unsigned char input[8 + 4 + 4 + 16];
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isc_netaddr_t netaddr;
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unsigned char *cp;
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unsigned int length = 0;
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isc_md_type_t md_type =
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(client->sctx->cookiealg == ns_cookiealg_sha1)
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? ISC_MD_SHA1
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: ISC_MD_SHA256;
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unsigned int secret_len = isc_md_type_get_size(md_type);
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||||
cp = isc_buffer_used(buf);
|
||||
isc_buffer_putmem(buf, client->cookie, 8);
|
||||
isc_buffer_putuint32(buf, nonce);
|
||||
isc_buffer_putuint32(buf, when);
|
||||
memmove(input, cp, 16);
|
||||
|
||||
isc_netaddr_fromsockaddr(&netaddr, &client->peeraddr);
|
||||
switch (netaddr.family) {
|
||||
case AF_INET:
|
||||
memmove(input + 16,
|
||||
(unsigned char *)&netaddr.type.in, 4);
|
||||
length = 16 + 4;
|
||||
break;
|
||||
case AF_INET6:
|
||||
memmove(input + 16,
|
||||
(unsigned char *)&netaddr.type.in6, 16);
|
||||
length = 16 + 16;
|
||||
break;
|
||||
default:
|
||||
INSIST(0);
|
||||
ISC_UNREACHABLE();
|
||||
}
|
||||
|
||||
/*
|
||||
* XXXOND: Feels wrong to assert on cookie calculation failure
|
||||
*/
|
||||
RUNTIME_CHECK(isc_hmac(md_type, secret, secret_len,
|
||||
input, length,
|
||||
digest, NULL) == ISC_R_SUCCESS);
|
||||
|
||||
isc_buffer_putmem(buf, digest, 8);
|
||||
break;
|
||||
}
|
||||
|
||||
default:
|
||||
INSIST(0);
|
||||
ISC_UNREACHABLE();
|
||||
|
|
|
|||
|
|
@ -27,9 +27,7 @@ typedef struct ns_server ns_server_t;
|
|||
typedef struct ns_stats ns_stats_t;
|
||||
|
||||
typedef enum {
|
||||
ns_cookiealg_aes,
|
||||
ns_cookiealg_sha1,
|
||||
ns_cookiealg_sha256
|
||||
ns_cookiealg_aes
|
||||
} ns_cookiealg_t;
|
||||
|
||||
#endif /* NS_TYPES_H */
|
||||
|
|
|
|||
|
|
@ -192,8 +192,7 @@ my @projectlist = ("..\\bin\\check\\win32\\checkconf.vcxproj",
|
|||
|
||||
my %configdefh;
|
||||
|
||||
my @substdefh = ("AES_CC",
|
||||
"CONFIGARGS",
|
||||
my @substdefh = ("CONFIGARGS",
|
||||
"DNS_RDATASET_FIXED",
|
||||
"HAVE_GEOIP2",
|
||||
"HAVE_LIBXML2",
|
||||
|
|
@ -209,8 +208,6 @@ my @substdefh = ("AES_CC",
|
|||
"HAVE_PKCS11_ED448",
|
||||
"HAVE_READLINE",
|
||||
"HAVE_ZLIB",
|
||||
"HMAC_SHA1_CC",
|
||||
"HMAC_SHA256_CC",
|
||||
"ISC_LIST_CHECKINIT",
|
||||
"TUNE_LARGE",
|
||||
"WANT_QUERYTRACE",
|
||||
|
|
@ -1599,18 +1596,6 @@ if ($use_openssl eq "no") {
|
|||
}
|
||||
}
|
||||
|
||||
# with-cc-alg
|
||||
if ($cookie_algorithm eq "aes") {
|
||||
$configdefh{"AES_CC"} = 1;
|
||||
}
|
||||
if ($cookie_algorithm eq "sha1") {
|
||||
$configdefh{"HMAC_SHA1_CC"} = 1;
|
||||
} elsif ($cookie_algorithm eq "sha256") {
|
||||
$configdefh{"HMAC_SHA256_CC"} = 1;
|
||||
} elsif ($cookie_algorithm ne "aes") {
|
||||
die "Unrecognized cookie algorithm: $cookie_algorithm\n";
|
||||
}
|
||||
|
||||
if ($cryptolib ne "") {
|
||||
print "Cryptographic library for DNSSEC: $cryptolib\n";
|
||||
} else {
|
||||
|
|
|
|||
Loading…
Reference in a new issue