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Merge "Check whether an HA resource already exists explicitly"

changes/15/778915/81
Zuul 10 months ago committed by Gerrit Code Review
parent
commit
a9738ee4eb
  1. 30
      container_config_scripts/pacemaker_restart_bundle.sh

30
container_config_scripts/pacemaker_restart_bundle.sh

@ -12,7 +12,7 @@ BUNDLE_NAME=$3
WAIT_TARGET_LOCAL=$4
WAIT_TARGET_ANYWHERE=${5:-_}
TRIPLEO_MINOR_UPDATE="${TRIPLEO_MINOR_UPDATE:-false}"
TRIPLEO_HA_WRAPPER_RESOURCE_EXISTS="${TRIPLEO_HA_WRAPPER_RESOURCE_EXISTS:-false}"
bundle_can_be_restarted() {
local bundle=$1
@ -24,11 +24,20 @@ bundle_can_be_restarted() {
[ "$(crm_resource --meta -r $1 -g target-role 2>/dev/null)" != "Stopped" ]
}
log() {
local msg=$1
logger -t pcmkrestart "$1"
}
HOSTNAME=$(/bin/hostname -s)
if [ x"${TRIPLEO_MINOR_UPDATE,,}" != x"true" ]; then
if hiera -c /etc/puppet/hiera.yaml stack_action | grep -q -x CREATE; then
if [ x"${TRIPLEO_HA_WRAPPER_RESOURCE_EXISTS,,}" = x"false" ]; then
# Do not restart during initial deployment, as the resource
# has just been created.
SERVICE_NODEID=$(/bin/hiera -c /etc/puppet/hiera.yaml "${TRIPLEO_SERVICE}_short_bootstrap_node_name")
if [[ "${HOSTNAME,,}" == "${SERVICE_NODEID,,}" ]]; then
log "Initial deployment, skipping the restart of ${BUNDLE_NAME}"
fi
exit 0
else
# During a stack update, this script is called in parallel on
@ -36,26 +45,25 @@ if [ x"${TRIPLEO_MINOR_UPDATE,,}" != x"true" ]; then
# have been updated on all nodes. So we need to run pcs only
# once (e.g. on the service's boostrap node).
if bundle_can_be_restarted ${BUNDLE_NAME}; then
HOSTNAME=$(/bin/hostname -s)
SERVICE_NODEID=$(/bin/hiera -c /etc/puppet/hiera.yaml "${TRIPLEO_SERVICE}_short_bootstrap_node_name")
if [[ "${HOSTNAME,,}" == "${SERVICE_NODEID,,}" ]]; then
replicas_running=$(crm_resource -Q -r $BUNDLE_NAME --locate 2>&1 | wc -l)
if [ "$replicas_running" != "0" ]; then
echo "$(date -u): Restarting ${BUNDLE_NAME} globally. Stopping:"
log "Restarting ${BUNDLE_NAME} globally. Stopping:"
/sbin/pcs resource disable --wait=__PCMKTIMEOUT__ $BUNDLE_NAME
echo "$(date -u): Restarting ${BUNDLE_NAME} globally. Starting:"
log "Restarting ${BUNDLE_NAME} globally. Starting:"
/sbin/pcs resource enable --wait=__PCMKTIMEOUT__ $BUNDLE_NAME
else
echo "$(date -u): ${BUNDLE_NAME} is not running anywhere," \
log "${BUNDLE_NAME} is not running anywhere," \
"cleaning up to restart it globally if necessary"
/sbin/pcs resource cleanup $BUNDLE_NAME
fi
else
echo "$(date -u): Skipping global restart of ${BUNDLE_NAME} on ${HOSTNAME} it will be restarted by node ${SERVICE_NODEID}"
log "Skipping global restart of ${BUNDLE_NAME} on ${HOSTNAME} it will be restarted by node ${SERVICE_NODEID}"
fi
else
echo "$(date -u): No global restart needed for ${BUNDLE_NAME}."
log "No global restart needed for ${BUNDLE_NAME}."
fi
fi
else
@ -70,7 +78,7 @@ else
if bundle_can_be_restarted ${BUNDLE_NAME}; then
# if the resource is running locally, restart it
if crm_resource -r $BUNDLE_NAME --locate 2>&1 | grep -w -q "${HOST}"; then
echo "$(date -u): Restarting ${BUNDLE_NAME} locally on '${HOST}'"
log "Restarting ${BUNDLE_NAME} locally on '${HOST}'"
/sbin/pcs resource restart $BUNDLE_NAME "${HOST}"
else
@ -80,7 +88,7 @@ else
# By cleaning up resource, we ensure that a) it will try to
# restart, or b) it won't do anything if the resource is
# already running elsewhere.
echo "$(date -u): ${BUNDLE_NAME} is currently not running on '${HOST}'," \
log "${BUNDLE_NAME} is currently not running on '${HOST}'," \
"cleaning up its state to restart it if necessary"
/sbin/pcs resource cleanup $BUNDLE_NAME node="${HOST}"
fi
@ -91,6 +99,6 @@ else
"$WAIT_TARGET_LOCAL" "$WAIT_TARGET_ANYWHERE" \
"${HOST}" __PCMKTIMEOUT__
else
echo "$(date -u): No restart needed for ${BUNDLE_NAME}."
log "No restart needed for ${BUNDLE_NAME}."
fi
fi

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