Follow redis redirects by default (#26043)

#22791

This will prevent the occasional redirect from breaking live queries.
Customers can still disable the redirects by setting
`redis.cluster_follow_redirections` to `false`.

changes/22791-redis-default-follow-redirect

@@ -0,0 +1 @@
+- Enabled redis cluster follow redierctions by default

docs/Configuration/fleet-server-configuration.md

@@ -327,7 +327,7 @@ cluster is unstable and reorganizing the data. With this configuration option
 set to true, those (typically short and transient) redirection errors can be
 handled transparently instead of ending in an error.
 
-- Default value: false
+- Default value: true
 - Environment variable: `FLEET_REDIS_CLUSTER_FOLLOW_REDIRECTIONS`
 - Config file format:
   ```yaml

server/config/config.go

@@ -1006,7 +1006,7 @@ func (man Manager) addConfigs() {
 	man.addConfigDuration("redis.connect_timeout", 5*time.Second, "Timeout at connection time")
 	man.addConfigDuration("redis.keep_alive", 10*time.Second, "Interval between keep alive probes")
 	man.addConfigInt("redis.connect_retry_attempts", 0, "Number of attempts to retry a failed connection")
-	man.addConfigBool("redis.cluster_follow_redirections", false, "Automatically follow Redis Cluster redirections")
+	man.addConfigBool("redis.cluster_follow_redirections", true, "Automatically follow Redis Cluster redirections")
 	man.addConfigBool("redis.cluster_read_from_replica", false, "Prefer reading from a replica when possible (for Redis Cluster)")
 	man.addConfigString("redis.tls_cert", "", "Redis TLS client certificate path")
 	man.addConfigString("redis.tls_key", "", "Redis TLS client key path")