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Add PARENT variable to monitor scripts

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The scripts now replace the PARENT variable with the IP and port of the
server that is the direct parent node of the server that initiated the
event. For master-slave clusters, this will be the master IP if the server
that triggered the event is a slave.
This commit is contained in:
Markus Mäkelä
2017-09-18 12:56:58 +03:00
parent 6794b35eb0
commit 9080072de5
2 changed files with 35 additions and 0 deletions
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Documentation/Monitors/Monitor-Common.md
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@ -80,6 +80,8 @@ The following substitutions will be made to the parameter value:
* `$SLAVELIST` will be replaced with a list of server IPs and ports that are slaves
* `$MASTERLIST` will be replaced with a list of server IPs and ports that are masters
* `$SYNCEDLIST` will be replaced with a list of server IPs and ports that are synced Galera nodes
* `$PARENT` will be replaced with the IP and port of the parent node of the server who initiated
the event. For master-slave setups, this will be the master if the initiating server is a slave.
For example, the previous example will be executed as: