#!/bin/bash

# This will return 0 when it successfully talks to the haproxy daemon via the socket
# Failures return 1

echo "show info" | socat unix-connect:/var/lib/kolla/haproxy/haproxy.sock stdio > /dev/null

#!/bin/bash

# This will return 0 when it successfully passes all checks for all daemons
# Failures return 1

declare -A check_results
final_result=0

if [ -d "/checks" ]; then
    CHECKS=$(find /checks -type f)
fi

if [ "${CHECKS}" ]; then
    # Store results
    for check in ${CHECKS}; do
        # Run check but do not print stderr
        # as single check can be executed manually to see the result
        ${check} 2>/dev/null
        check_results[${check}]=$?
    done

    # Print results and save the final result
    for i in "${!check_results[@]}"; do
        if [ "${check_results[$i]}" == "0" ]; then
            echo "Keepalived check script ${i} succeeded."
        else
            final_result=1
            echo "Keepalived check script ${i} failed."
        fi
    done

    exit ${final_result}
else
    # Legacy single check of haproxy liveness
    # TODO(kevko): This can be removed after k-a part merges
    # https://review.opendev.org/c/openstack/kolla-ansible/+/770215
    echo "show info" | socat unix-connect:/var/lib/kolla/haproxy/haproxy.sock stdio > /dev/null
fi

Add support for checking more daemons
Add support for checking more daemons

This patch is changing the way how keepalived
checks daemons liveness.

Check_alive.sh will find checks for daemons
which are copied by kolla-ansible and return 0/1
if alive/down.

This patch is required for proxysql HA.

Needed-By: https://review.opendev.org/c/openstack/kolla-ansible/+/770215

Change-Id: I68836918466beb572e42ffedce127747290ad481
