openstack/tripleo-common
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Add healthcheck script for Redis

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This patch adds script for docker health check of Redis service.
The script checks the service using RESP PING command.

Change-Id: If6e4fba9da81350046630420e5bee0ee4cbd14cc
This commit is contained in:
Martin Mágr 2018-01-22 17:37:59 +01:00
parent f69ea9e8af
commit 65f91f444f
1 changed files with 27 additions and 0 deletions
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healthcheck/redis Normal file
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#!/bin/bash
if parse_out=$(cat "/etc/redis.conf" | egrep "^bind +.*$"); then
redis_host=$(echo -n $parse_out | awk '{print $2}')
else
redis_host=127.0.0.1
fi
if parse_out=$(cat "/etc/redis.conf" | egrep "^port +.*$"); then
redis_port=$(echo -n $parse_out | awk '{print $2}')
else
redis_port=6379
fi
if parse_out=$(cat "/etc/redis.conf" | egrep "^requirepass +.*$"); then
redis_pass=$(echo -n $parse_out | awk '{print $2}')
result=$(printf "*2\r\n\$4\r\nAUTH\r\n\$${#redis_pass}\r\n${redis_pass}\r\n*1\r\n\$4\r\nPING\r\n" | nc $redis_host $redis_port)
else
result=$(printf "*1\r\n\$4\r\nPING\r\n" | nc $redis_host $redis_port)
fi
if echo $result | grep -q '+PONG'; then
echo "Redis server responded correctly on ${redis_host}:${redis_port}."
else
echo "Redis server does not respond correctly: ${result}"
exit 1
fi