Merge pull request #6389 from qzhuyan/backport/william/4.3/systemd-restart-on-failure
Backport/william/4.3/systemd restart on failure
This commit is contained in:
William Yang
GitHub
commit
ac5307a3a5
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@ -135,23 +135,6 @@ running_test(){
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pytest -v /paho-mqtt-testing/interoperability/test_client/V5/test_connect.py::test_basic
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# shellcheck disable=SC2009 # pgrep does not support Extended Regular Expressions
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emqx stop || kill "$(ps -ef | grep -E '\-progname\s.+emqx\s' |awk '{print $2}')"
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if [ "$(sed -n '/^ID=/p' /etc/os-release | sed -r 's/ID=(.*)/\1/g' | sed 's/"//g')" = ubuntu ] \
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|| [ "$(sed -n '/^ID=/p' /etc/os-release | sed -r 's/ID=(.*)/\1/g' | sed 's/"//g')" = debian ] ;then
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service emqx start || ( tail /var/log/emqx/emqx.log.1 && exit 1 )
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IDLE_TIME=0
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while ! emqx_ctl status | grep -E 'Node\s.*@.*\sis\sstarted'
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do
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if [ $IDLE_TIME -gt 10 ]
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then
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echo "emqx service error"
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exit 1
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fi
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sleep 10
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IDLE_TIME=$((IDLE_TIME+1))
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done
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service emqx stop
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fi
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}
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relup_test(){
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@ -13,6 +13,7 @@ TARGET_PKG := $(EMQX_NAME)-$(SYSTEM)-$(PKG_VSN)-$(ARCH)
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.PHONY: all
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all: | $(BUILT)
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cp -r debian $(SRCDIR)/
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cp emqx.service $(SRCDIR)/debian/${EMQX_NAME}.service
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sed -i "s#<DATETIME>#$(shell date -u '+%a, %d %b %Y %T %z')#g" $(SRCDIR)/debian/changelog
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sed -i "s#<VERSION>#$(PKG_VSN)#g" $(SRCDIR)/debian/changelog
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sed -i "s/emqx-pkg/$(EMQX_NAME)-pkg/g" $(SRCDIR)/debian/rules; \
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@ -1,150 +0,0 @@
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#! /bin/bash
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### BEGIN INIT INFO
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# Provides: emqx
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# Required-Start: $remote_fs $syslog
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# Required-Stop: $remote_fs $syslog
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: Erlang MQTT Broker
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# Description: EMQX, a distributed, massively scalable, highly extensible MQTT message broker written in Erlang/OT
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### END INIT INFO
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NAME=emqx
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DAEMON=/usr/bin/$NAME
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SCRIPTNAME=/etc/init.d/$NAME
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# Read configuration variable file if it is present
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[ -r /etc/default/$NAME ] && . /etc/default/$NAME
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# Load the VERBOSE setting and other rcS variables
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. /lib/init/vars.sh
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. /lib/lsb/init-functions
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# `service` strips all environmental VARS so
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# if no HOME was set in /etc/default/$NAME then set one here
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# to the data directory for erlexec's sake
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if [ -z "$HOME" ]; then
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export HOME=/var/lib/emqx
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fi
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#
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# Function that starts the daemon/service
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#
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do_start()
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{
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# Return
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# 0 if daemon has been started
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# 1 if daemon was already running
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# 2 if daemon could not be started
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# Startup with the appropriate user
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start-stop-daemon --start \
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--name emqx \
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--user emqx \
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--exec $DAEMON -- start \
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|| return 2
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}
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#
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# Function that stops the daemon/service
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#
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do_stop()
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{
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# Identify the erts directory
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ERTS_PATH=`$DAEMON ertspath`
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# Attempt a clean shutdown.
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$DAEMON stop
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# waiting stop done sleep 5
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sleep 5
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# Return
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# 0 if daemon has been stopped
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# 1 if daemon was already stopped
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# 2 if daemon could not be stopped
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# other if a failure occurred
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# Make sure it's down by using a more direct approach
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start-stop-daemon --stop \
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--quiet \
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--retry=TERM/30/KILL/5 \
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--user emqx \
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--exec $ERTS_PATH/run_erl
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return $?
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}
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#
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# Function that graceful reload the daemon/service
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#
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do_reload() {
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# Restart the VM without exiting the process
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$DAEMON restart && return $? || return 2
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}
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# Checks the status of a node
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do_status() {
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$DAEMON ping && echo $"$NAME is running" && return 0
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echo $"$NAME is stopped" && return 2
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}
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case "$1" in
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start)
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log_daemon_msg "Starting $NAME"
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$DAEMON ping >/dev/null 2>&1 && echo $"$NAME is already running" && exit 0
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do_start
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case "$?" in
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0|1) log_end_msg 0 ;;
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2) log_end_msg 1
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exit 1
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;;
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esac
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;;
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stop)
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log_daemon_msg "Stopping $NAME"
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do_stop
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case "$?" in
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0|1) log_end_msg 0 ;;
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2) log_end_msg 1
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exit 1
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;;
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esac
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;;
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ping)
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# See if the VM is alive
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$DAEMON ping || exit $?
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;;
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reload|force-reload)
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log_daemon_msg "Reloading $NAME"
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do_reload
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ES=$?
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log_end_msg $ES
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exit $ES
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;;
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restart)
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log_daemon_msg "Restarting $NAME"
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do_stop
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case "$?" in
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0|1)
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do_start
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case "$?" in
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0) log_end_msg 0 ;;
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1) log_end_msg 1 && exit 1 ;; # Old process is still running
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*) log_end_msg 1 && exit 1 ;; # Failed to start
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esac
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;;
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*)
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# Failed to stop
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log_end_msg 1 && exit 1
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;;
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esac
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;;
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status)
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do_status && exit 0 || exit $?
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;;
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*)
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echo "Usage: $SCRIPTNAME {start|stop|ping|restart|force-reload|status}" >&2
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exit 3
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;;
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esac
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@ -5,9 +5,6 @@
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set -e
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# install startup script
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update-rc.d emqx defaults >/dev/null
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# create group
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if ! getent group emqx >/dev/null; then
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addgroup --system emqx
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@ -38,6 +35,12 @@ chmod -R 0755 /usr/lib/emqx/bin
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ln -s /usr/lib/emqx/bin/emqx /usr/bin/emqx
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ln -s /usr/lib/emqx/bin/emqx_ctl /usr/bin/emqx_ctl
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if systemctl status --no-pager; then
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systemctl enable emqx;
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else
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echo "systemd is not in use, skip enable emqx"
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fi
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case "$1" in
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configure)
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;;
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@ -23,9 +23,6 @@ case "$1" in
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purge)
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rm -f /etc/default/emqx
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# ensure we remove the rc.d scripts installed by postinst
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update-rc.d emqx remove >/dev/null
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if [ -d /var/lib/emqx ]; then
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rm -r /var/lib/emqx
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fi
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@ -58,6 +55,11 @@ case "$1" in
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if [ -d /usr/lib/emqx ]; then
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rm -r /usr/lib/emqx
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fi
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if systemctl status --no-pager; then
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systemctl disable emqx;
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rm -f /etc/systemd/emqx.service
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fi
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;;
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remove)
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@ -46,8 +46,10 @@ install: build
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cp -R releases debian/emqx/usr/lib/emqx
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cp -R etc/* debian/emqx/etc/emqx
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cp -R data/* debian/emqx/var/lib/emqx
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install -m755 debian/init.script debian/emqx/etc/init.d/emqx
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install -d debian/emqx/lib/systemd/system
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install -p -m0644 debian/emqx.service debian/emqx/lib/systemd/system/emqx.service
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dh_shlibdeps
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# We have nothing to do by default.
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@ -0,0 +1 @@
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../emqx.service
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@ -0,0 +1,17 @@
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[Unit]
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Description=emqx daemon
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After=network.target
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[Service]
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User=emqx
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Group=emqx
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Type=forking
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Environment=HOME=/var/lib/emqx
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ExecStart=/usr/bin/emqx start
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LimitNOFILE=1048576
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ExecStop=/usr/bin/emqx stop
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Restart=on-failure
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RestartSec=5s
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[Install]
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WantedBy=multi-user.target
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@ -7,9 +7,11 @@ User=emqx
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Group=emqx
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Type=forking
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Environment=HOME=/var/lib/emqx
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ExecStart=/bin/sh /usr/bin/emqx start
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ExecStart=/usr/bin/emqx start
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LimitNOFILE=1048576
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ExecStop=/bin/sh /usr/bin/emqx stop
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ExecStop=/usr/bin/emqx stop
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Restart=on-failure
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RestartSec=5s
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[Install]
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WantedBy=multi-user.target
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