Hi Frank, thanks for the reply.

I was not aware of the search_regex thanks you, should be useful in other 
cases but I don't thin in my case. The reason is if I need to restart 
the services (redis/tomcat), tomcat will start immediately as it will find 
the "Finished with success" from previous boot in the logs.

On Monday, September 1, 2014 3:23:47 PM UTC+3, Frank Steffen wrote:
>
> Hi Nicolas,
>
> have you tried "wait_for"? 
>
> Something like:
> wait_for: path=/var/log/redis.log search_regex="Finished with success" 
> state=present
>
> Regards,
>
> Frank
>
>
> Am Montag, 1. September 2014 13:00:15 UTC+2 schrieb Nicolas G:
>>
>> Hi,
>>
>> We use a single redis master server and many slave nodes that are running 
>> tomcat along with the redis slave service.
>>
>> One of the problems I have is that I need my tomcat application to start 
>> when the replication is completed, on my playbook I first install and start 
>> redis slave service before tomcat but it seems tomcat service starts before 
>> the replication is completed which is not acceptable. How can I have 
>> Ansible to check when the redis replication was completed so it can THEN 
>> start tomcat ? 
>>
>> I could add a pause command but the replication time is something that 
>> will change in the future along with our database, I'm able to check for 
>> the replication status using the redis cli command or inspecting the redis 
>> log file :
>>
>> # CLI
>>
>> /usr/bin/redis-cli -a <password> -p <slave_port> info  replication
>>
>>
>> # Log
>> """
>>
>> [11347] 01 Sep 09:05:54.259 # Server started, Redis version 2.8.13
>> [11347] 01 Sep 09:06:17.406 * DB loaded from append only file: 23.148 seconds
>> [11347] 01 Sep 09:06:17.406 * The server is now ready to accept connections 
>> on port 6380
>> [11347] 01 Sep 09:06:18.259 * Connecting to MASTER 
>> master-redis.example.com:6379 <http://asset-feed.cogmatch.net:6379/>
>> [11347] 01 Sep 09:06:18.261 * MASTER <-> SLAVE sync started
>> [11347] 01 Sep 09:06:18.263 * Non blocking connect for SYNC fired the event.
>> [11347] 01 Sep 09:06:18.264 * Master replied to PING, replication can 
>> continue...
>> [11347] 01 Sep 09:06:18.264 * Partial resynchronization not possible (no 
>> cached master)
>> [11347] 01 Sep 09:06:18.265 * Full resync from master: 
>> 16d5e3d27f324kjdf2d10e5c8dadae90186ab85bd51:72507275921
>> [11347] 01 Sep 09:06:40.402 * MASTER <-> SLAVE sync: receiving 1672419047 
>> bytes from master
>> [11347] 01 Sep 09:07:32.165 * MASTER <-> SLAVE sync: Flushing old data
>> [11347] 01 Sep 09:07:40.012 * MASTER <-> SLAVE sync: Loading DB in memory
>> [11347] 01 Sep 09:07:59.408 * MASTER <-> SLAVE sync: Finished with success
>>
>> """
>>
>> Can you please advise ? 
>>
>> Regards,
>> Nicolas.
>>
>

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