icingadb/tests/internal/utils/redis.go
Eric Lippmann e31b101f4f Upgrade go-redis to v9
Co-Authored-By: Alvar Penning <alvar.penning@icinga.com>
2024-03-22 15:32:15 +01:00

37 lines
1.1 KiB
Go

package utils
import (
"context"
"encoding/hex"
"encoding/json"
"github.com/icinga/icinga-testing/services"
"github.com/redis/go-redis/v9"
"github.com/stretchr/testify/require"
"testing"
"time"
)
func GetEnvironmentIdFromRedis(t *testing.T, r services.RedisServer) []byte {
conn := r.Open()
defer conn.Close()
heartbeat, err := conn.XRead(context.Background(), &redis.XReadArgs{
Streams: []string{"icinga:stats", "0"},
Count: 1,
Block: 10 * time.Second,
}).Result()
require.NoError(t, err, "reading from icinga:stats failed")
require.NotEmpty(t, heartbeat, "response contains no streams")
require.NotEmpty(t, heartbeat[0].Messages, "response contains no messages")
require.Contains(t, heartbeat[0].Messages[0].Values, "icingadb_environment",
"icinga:stats message misses icingadb_environment")
var envIdHex string
err = json.Unmarshal([]byte(heartbeat[0].Messages[0].Values["icingadb_environment"].(string)), &envIdHex)
require.NoError(t, err, "cannot parse environment ID as a JSON string")
envId, err := hex.DecodeString(envIdHex)
require.NoError(t, err, "environment ID is not a hex string")
return envId
}