Created
April 18, 2016 23:42
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keepalived configuration for tracking redis master
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| vrrp_script chk_redis_master { | |
| script "redis-cli info replication | grep -q 'role:master'" | |
| interval 2 | |
| weight 2 | |
| rise 2 | |
| fall 2 | |
| } | |
| vrrp_instance redis_vip { | |
| interface eth0 | |
| state BACKUP | |
| virtual_router_id 49 | |
| priority 100 | |
| authentication { | |
| auth_type PASS | |
| auth_pass changeme | |
| } | |
| virtual_ipaddress { | |
| 10.2.3.49/24 brd 10.2.3.255 dev eth0 | |
| } | |
| track_script { | |
| chk_redis_master | |
| } | |
| } |
script must be a single command; to be able to pipe you need to enlist the help of a shell:
script "/usr/bin/sh -c \"redis-cli info replication | grep -q role:master\""
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Just what I needed. Thanks