95 lines
2.7 KiB
Bash
95 lines
2.7 KiB
Bash
#!/bin/bash
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#
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# Copyright (c) 2016 Wind River Systems, Inc.
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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#
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# This script provides in-service patching restart for haproxy
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#
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# The patching subsystem provides a patch-functions bash source file
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# with useful function and variable definitions.
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#
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if [ -e "/etc/patching/patch-functions" ] ; then
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. /etc/patching/patch-functions
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fi
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loginfo "----------------------------------------------"
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loginfo "Haproxy No-Reboot Patching Restart Request"
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#
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# Declare an overall script return code
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#
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declare -i GLOBAL_RC=$PATCH_STATUS_OK
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SM_RESTART_CMD="sm-restart-safe"
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SM_QUERY_CMD="sm-query"
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SM_ENABLED_ACTIVE="enabled-active"
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DAEMON_NAME=haproxy
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NEUTRON_RESTART_CMD="/bin/neutron-restart"
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# check if SM managed haproxy process is running on the controllers
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if is_controller
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then
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if [ ! -f $PATCH_FLAGDIR/$DAEMON_NAME.restarted ]
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then
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${SM_QUERY_CMD} service ${DAEMON_NAME} | grep -q ${SM_ENABLED_ACTIVE}
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if [ $? -eq 0 ]
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then
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# The daemon is running, so restart it
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loginfo "$0: Restarting ${DAEMON_NAME}"
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${SM_RESTART_CMD} service "${DAEMON_NAME}"
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touch $PATCH_FLAGDIR/$DAEMON_NAME.restarted
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# Wait up to 10 seconds for service to recover
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let -i UNTIL=$SECONDS+10
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while [ $UNTIL -ge $SECONDS ]
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do
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# Check to make sure it's running
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${SM_QUERY_CMD} service ${DAEMON_NAME} | grep -q ${SM_ENABLED_ACTIVE}
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if [ $? -eq 0 ]
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then
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break
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fi
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# Not running Let's wait a couple of seconds and check again
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loginfo "$0: ${DAEMON_NAME} is not running, wait for 2 seconds"
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sleep 2
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done
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${SM_QUERY_CMD} service ${DAEMON_NAME} | grep -q ${SM_ENABLED_ACTIVE}
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if [ $? -ne 0 ]
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then
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# Still not running! Clear the flag and mark the RC as failed
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GLOBAL_RC=$PATCH_STATUS_FAILED
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loginfo "$0: Failed to restart ${DAEMON_NAME}"
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fi
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fi
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fi
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fi
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# check if it is a CPE system or a compute node
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if is_cpe || is_compute
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then
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# restart neutron-agent managed haproxy processes
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if [ ! -f $NEUTRON_RESTART_CMD ]
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then
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loginfo "$0: ${NEUTRON_RESTART_CMD} is not available for restarting ${DAEMON_NAME}"
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GLOBAL_RC=$PATCH_STATUS_FAILED
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else
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loginfo "$0: Restarting neutron agent managed ${DAEMON_NAME}"
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${NEUTRON_RESTART_CMD} --agents-using-haproxy
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if [ $? -ne $PATCH_STATUS_OK ]
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then
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loginfo "$0: Failed to restart neutron agent managed ${DAEMON_NAME}"
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GLOBAL_RC=$PATCH_STATUS_FAILED
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fi
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fi
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fi
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# Exit the script with the overall return code
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#
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exit $GLOBAL_RC
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