diff options
Diffstat (limited to 'resources/com/google/gerrit/pgm/init/gerrit.sh')
| -rwxr-xr-x | resources/com/google/gerrit/pgm/init/gerrit.sh | 583 |
1 files changed, 583 insertions, 0 deletions
diff --git a/resources/com/google/gerrit/pgm/init/gerrit.sh b/resources/com/google/gerrit/pgm/init/gerrit.sh new file mode 100755 index 0000000000..c32a1818f4 --- /dev/null +++ b/resources/com/google/gerrit/pgm/init/gerrit.sh @@ -0,0 +1,583 @@ +#!/bin/sh +# +# Launch Gerrit Code Review as a daemon process. + +# To get the service to restart correctly on reboot, uncomment below (3 lines): +# ======================== +# chkconfig: 3 99 99 +# description: Gerrit Code Review +# processname: gerrit +# ======================== + +### BEGIN INIT INFO +# Provides: gerrit +# Required-Start: $named $remote_fs $syslog +# Required-Stop: $named $remote_fs $syslog +# Default-Start: 2 3 4 5 +# Default-Stop: 0 1 6 +# Short-Description: Start/stop Gerrit Code Review +# Description: Gerrit is a web based code review system, facilitating online code reviews +# for projects using the Git version control system. +### END INIT INFO + +# Configuration files: +# +# /etc/default/gerritcodereview +# If it exists, sourced at the start of this script. It may perform any +# sequence of shell commands, like setting relevant environment variables. +# +# The files will be checked for existence before being sourced. + +# Configuration variables. These may be set in /etc/default/gerritcodereview. +# +# GERRIT_SITE +# Path of the Gerrit site to run. $GERRIT_SITE/etc/gerrit.config +# will be used to configure the process. +# +# GERRIT_WAR +# Location of the gerrit.war download that we will execute. Defaults to +# container.war property in $GERRIT_SITE/etc/gerrit.config. +# +# NO_START +# If set to "1" disables Gerrit from starting. +# +# START_STOP_DAEMON +# If set to "0" disables using start-stop-daemon. This may need to +# be set on SuSE systems. + +if test -f /lib/lsb/init-functions ; then + . /lib/lsb/init-functions +fi + +usage() { + me=`basename "$0"` + echo >&2 "Usage: $me {start|stop|restart|check|status|run|supervise|threads} [-d site]" + exit 1 +} + +test $# -gt 0 || usage + +################################################## +# Some utility functions +################################################## +running() { + test -f $1 || return 1 + PID=`cat $1` + ps -p $PID >/dev/null 2>/dev/null || return 1 + return 0 +} + +thread_dump() { + test -f $1 || return 1 + PID=`cat $1` + $JSTACK $PID || return 1 + return 0; +} + +get_config() { + if test -f "$GERRIT_CONFIG" ; then + if test "x$1" = x--int ; then + # Git might not be able to expand "8g" properly. If it gives + # us 0 back retry for the raw string and expand ourselves. + # + n=`git config --file "$GERRIT_CONFIG" --int "$2"` + if test x0 = "x$n" ; then + n=`git config --file "$GERRIT_CONFIG" --get "$2"` + case "$n" in + *g) n=`expr ${n%%g} \* 1024`m ;; + *k) n=`expr ${n%%k} \* 1024` ;; + *) : ;; + esac + fi + echo "$n" + else + git config --file "$GERRIT_CONFIG" $1 "$2" + fi + fi +} + +################################################## +# Get the action and options +################################################## + +ACTION=$1 +shift + +while test $# -gt 0 ; do + case "$1" in + -d|--site-path) + shift + GERRIT_SITE=$1 + shift + ;; + -d=*) + GERRIT_SITE=${1##-d=} + shift + ;; + --site-path=*) + GERRIT_SITE=${1##--site-path=} + shift + ;; + + *) + usage + esac +done + +test -z "$NO_START" && NO_START=0 +test -z "$START_STOP_DAEMON" && START_STOP_DAEMON=1 + +################################################## +# See if there's a default configuration file +################################################## +if test -f /etc/default/gerritcodereview ; then + . /etc/default/gerritcodereview +fi + +################################################## +# Set tmp if not already set. +################################################## +if test -z "$TMP" ; then + TMP=/tmp +fi +TMPJ=$TMP/j$$ + +################################################## +# Reasonable guess marker for a Gerrit site path. +################################################## +GERRIT_INSTALL_TRACE_FILE=etc/gerrit.config + +################################################## +# No git in PATH? Needed for gerrit.config parsing +################################################## +if type git >/dev/null 2>&1 ; then + : OK +else + echo >&2 "** ERROR: Cannot find git in PATH" + exit 1 +fi + +################################################## +# Try to determine GERRIT_SITE if not set +################################################## +if test -z "$GERRIT_SITE" ; then + GERRIT_SITE_1=`dirname "$0"`/.. + if test -f "${GERRIT_SITE_1}/${GERRIT_INSTALL_TRACE_FILE}" ; then + GERRIT_SITE=${GERRIT_SITE_1} + fi +fi + +################################################## +# No GERRIT_SITE yet? We're out of luck! +################################################## +if test -z "$GERRIT_SITE" ; then + echo >&2 "** ERROR: GERRIT_SITE not set" + exit 1 +fi + +INITIAL_DIR=`pwd` +if cd "$GERRIT_SITE" ; then + GERRIT_SITE=`pwd` +else + echo >&2 "** ERROR: Gerrit site $GERRIT_SITE not found" + exit 1 +fi + +##################################################### +# Check that Gerrit is where we think it is +##################################################### +GERRIT_CONFIG="$GERRIT_SITE/$GERRIT_INSTALL_TRACE_FILE" +test -f "$GERRIT_CONFIG" || { + echo "** ERROR: Gerrit is not initialized in $GERRIT_SITE" + exit 1 +} +test -r "$GERRIT_CONFIG" || { + echo "** ERROR: $GERRIT_CONFIG is not readable!" + exit 1 +} + +GERRIT_PID="$GERRIT_SITE/logs/gerrit.pid" +GERRIT_RUN="$GERRIT_SITE/logs/gerrit.run" +GERRIT_TMP="$GERRIT_SITE/tmp" +export GERRIT_TMP + +################################################## +# Check for JAVA_HOME +################################################## +JAVA_HOME_OLD="$JAVA_HOME" +JAVA_HOME=`get_config --get container.javaHome` +if test -z "$JAVA_HOME" ; then + JAVA_HOME="$JAVA_HOME_OLD" +fi +if test -z "$JAVA_HOME" ; then + # If a java runtime is not defined, search the following + # directories for a JVM and sort by version. Use the highest + # version number. + + JAVA_LOCATIONS="\ + /usr/java \ + /usr/bin \ + /usr/local/bin \ + /usr/local/java \ + /usr/local/jdk \ + /usr/local/jre \ + /usr/lib/jvm \ + /opt/java \ + /opt/jdk \ + /opt/jre \ + " + for N in java jdk jre ; do + for L in $JAVA_LOCATIONS ; do + test -d "$L" || continue + find $L -name "$N" ! -type d | grep -v threads | while read J ; do + test -x "$J" || continue + VERSION=`eval "$J" -version 2>&1` + test $? = 0 || continue + VERSION=`expr "$VERSION" : '.*"\(1.[0-9\.]*\)["_]'` + test -z "$VERSION" && continue + expr "$VERSION" \< 1.2 >/dev/null && continue + echo "$VERSION:$J" + done + done + done | sort | tail -1 >"$TMPJ" + JAVA=`cat "$TMPJ" | cut -d: -f2` + JVERSION=`cat "$TMPJ" | cut -d: -f1` + rm -f "$TMPJ" + + JAVA_HOME=`dirname "$JAVA"` + while test -n "$JAVA_HOME" \ + -a "$JAVA_HOME" != "/" \ + -a ! -f "$JAVA_HOME/lib/tools.jar" ; do + JAVA_HOME=`dirname "$JAVA_HOME"` + done + test -z "$JAVA_HOME" && JAVA_HOME= + + echo "** INFO: Using $JAVA" +fi + +if test -z "$JAVA" \ + -a -n "$JAVA_HOME" \ + -a -x "$JAVA_HOME/bin/java" \ + -a ! -d "$JAVA_HOME/bin/java" ; then + JAVA="$JAVA_HOME/bin/java" +fi + +if test -z "$JAVA" ; then + echo >&2 "Cannot find a JRE or JDK. Please ensure that the JAVA_HOME environment" + echo >&2 "variable or container.javaHome in $GERRIT_SITE/etc/gerrit.config is" + echo >&2 "set to a valid >=1.7 JRE location" + exit 1 +fi + +if test -z "$JSTACK"; then + JSTACK="$JAVA_HOME/bin/jstack" +fi + +##################################################### +# Add Gerrit properties to Java VM options. +##################################################### + +GERRIT_OPTIONS=`get_config --get-all container.javaOptions | tr '\n' ' '` +if test -n "$GERRIT_OPTIONS" ; then + JAVA_OPTIONS="$JAVA_OPTIONS $GERRIT_OPTIONS" +fi + +GERRIT_MEMORY=`get_config --get container.heapLimit` +if test -n "$GERRIT_MEMORY" ; then + JAVA_OPTIONS="$JAVA_OPTIONS -Xmx$GERRIT_MEMORY" +fi + +GERRIT_FDS=`get_config --int core.packedGitOpenFiles` +test -z "$GERRIT_FDS" && GERRIT_FDS=128 +FDS_MULTIPLIER=2 +USE_LFS=`get_config --get lfs.plugin` +test -n "$USE_LFS" && FDS_MULTIPLIER=3 + +GERRIT_FDS=`expr $FDS_MULTIPLIER \* $GERRIT_FDS` +test $GERRIT_FDS -lt 1024 && GERRIT_FDS=1024 + +GERRIT_STARTUP_TIMEOUT=`get_config --get container.startupTimeout` +test -z "$GERRIT_STARTUP_TIMEOUT" && GERRIT_STARTUP_TIMEOUT=90 # seconds + +GERRIT_USER=`get_config --get container.user` + +##################################################### +# Configure sane ulimits for a daemon of our size. +##################################################### + +ulimit -c 0 ; # core file size +ulimit -d unlimited ; # data seg size +ulimit -f unlimited ; # file size +ulimit -m >/dev/null 2>&1 && ulimit -m unlimited ; # max memory size +ulimit -n $GERRIT_FDS ; # open files +ulimit -t unlimited ; # cpu time +ulimit -v unlimited ; # virtual memory + +ulimit -x >/dev/null 2>&1 && ulimit -x unlimited ; # file locks + +##################################################### +# This is how the Gerrit server will be started +##################################################### + +if test -z "$GERRIT_WAR" ; then + GERRIT_WAR=`get_config --get container.war` +fi +if test -z "$GERRIT_WAR" ; then + GERRIT_WAR="$GERRIT_SITE/bin/gerrit.war" + test -f "$GERRIT_WAR" || GERRIT_WAR= +fi +if test -z "$GERRIT_WAR" -a -n "$GERRIT_USER" ; then + for homedirs in /home /Users ; do + if test -d "$homedirs/$GERRIT_USER" ; then + GERRIT_WAR="$homedirs/$GERRIT_USER/gerrit.war" + if test -f "$GERRIT_WAR" ; then + break + else + GERRIT_WAR= + fi + fi + done +fi +if test -z "$GERRIT_WAR" ; then + echo >&2 "** ERROR: Cannot find gerrit.war (try setting \$GERRIT_WAR)" + exit 1 +fi + +test -z "$GERRIT_USER" && GERRIT_USER=`whoami` +RUN_ARGS="-jar $GERRIT_WAR daemon -d $GERRIT_SITE" +if test "`get_config --bool container.slave`" = "true" ; then + RUN_ARGS="$RUN_ARGS --slave --enable-httpd --headless" +fi +DAEMON_OPTS=`get_config --get-all container.daemonOpt` +if test -n "$DAEMON_OPTS" ; then + RUN_ARGS="$RUN_ARGS $DAEMON_OPTS" +fi + +if test -n "$JAVA_OPTIONS" ; then + RUN_ARGS="$JAVA_OPTIONS $RUN_ARGS" +fi + +if test -x /usr/bin/perl ; then + # If possible, use Perl to mask the name of the process so its + # something specific to us rather than the generic 'java' name. + # + export JAVA + RUN_EXEC=/usr/bin/perl + RUN_Arg1=-e + RUN_Arg2='$x=$ENV{JAVA};exec $x @ARGV;die $!' + RUN_Arg3='-- GerritCodeReview' +else + RUN_EXEC=$JAVA + RUN_Arg1= + RUN_Arg2='-DGerritCodeReview=1' + RUN_Arg3= +fi + +################################################## +# Do the action +################################################## +case "$ACTION" in + start) + printf '%s' "Starting Gerrit Code Review: " + + if test 1 = "$NO_START" ; then + echo "Not starting gerrit - NO_START=1 in /etc/default/gerritcodereview" + exit 0 + fi + + test -z "$UID" && UID=`id | sed -e 's/^[^=]*=\([0-9]*\).*/\1/'` + + RUN_ID=`date +%s`.$$ + RUN_ARGS="$RUN_ARGS --run-id=$RUN_ID" + + if test 1 = "$START_STOP_DAEMON" && type start-stop-daemon >/dev/null 2>&1 + then + test $UID = 0 && CH_USER="-c $GERRIT_USER" + if start-stop-daemon -S -b $CH_USER \ + -p "$GERRIT_PID" -m \ + -d "$GERRIT_SITE" \ + -a "$RUN_EXEC" -- $RUN_Arg1 "$RUN_Arg2" $RUN_Arg3 $RUN_ARGS + then + : OK + else + rc=$? + if test $rc = 127; then + echo >&2 "fatal: start-stop-daemon failed" + rc=1 + fi + exit $rc + fi + else + if test -f "$GERRIT_PID" ; then + if running "$GERRIT_PID" ; then + echo "Already Running!!" + exit 0 + else + rm -f "$GERRIT_PID" "$GERRIT_RUN" + fi + fi + + if test $UID = 0 -a -n "$GERRIT_USER" ; then + touch "$GERRIT_PID" + chown $GERRIT_USER "$GERRIT_PID" + su - $GERRIT_USER -s /bin/sh -c " + JAVA='$JAVA' ; export JAVA ; + $RUN_EXEC $RUN_Arg1 '$RUN_Arg2' $RUN_Arg3 $RUN_ARGS </dev/null >/dev/null 2>&1 & + PID=\$! ; + disown ; + echo \$PID >\"$GERRIT_PID\"" + else + $RUN_EXEC $RUN_Arg1 "$RUN_Arg2" $RUN_Arg3 $RUN_ARGS </dev/null >/dev/null 2>&1 & + PID=$! + type disown >/dev/null 2>&1 && disown + echo $PID >"$GERRIT_PID" + fi + fi + + if test $UID = 0; then + PID=`cat "$GERRIT_PID"` + if test -f "/proc/${PID}/oom_score_adj" ; then + echo -1000 > "/proc/${PID}/oom_score_adj" + else + if test -f "/proc/${PID}/oom_adj" ; then + echo -16 > "/proc/${PID}/oom_adj" + fi + fi + elif [ "$(uname -s)"=="Linux" ] && test -d "/proc/${PID}"; then + echo "WARNING: Could not adjust Gerrit's process for the kernel's out-of-memory killer." + echo " This may be caused by ${0} not being run as root." + echo " Consider changing the OOM score adjustment manually for Gerrit's PID=${PID} with e.g.:" + echo " echo '-1000' | sudo tee /proc/${PID}/oom_score_adj" + fi + + TIMEOUT="$GERRIT_STARTUP_TIMEOUT" + sleep 1 + while running "$GERRIT_PID" && test $TIMEOUT -gt 0 ; do + if test "x$RUN_ID" = "x`cat $GERRIT_RUN 2>/dev/null`" ; then + echo OK + exit 0 + fi + + sleep 2 + TIMEOUT=`expr $TIMEOUT - 2` + done + + echo FAILED + exit 1 + ;; + + stop) + printf '%s' "Stopping Gerrit Code Review: " + + if test 1 = "$START_STOP_DAEMON" && type start-stop-daemon >/dev/null 2>&1 + then + start-stop-daemon -K -p "$GERRIT_PID" -s HUP + sleep 1 + if running "$GERRIT_PID" ; then + sleep 3 + if running "$GERRIT_PID" ; then + sleep 30 + if running "$GERRIT_PID" ; then + start-stop-daemon -K -p "$GERRIT_PID" -s KILL + fi + fi + fi + rm -f "$GERRIT_PID" "$GERRIT_RUN" + echo OK + else + PID=`cat "$GERRIT_PID" 2>/dev/null` + TIMEOUT=30 + while running "$GERRIT_PID" && test $TIMEOUT -gt 0 ; do + kill $PID 2>/dev/null + sleep 1 + TIMEOUT=`expr $TIMEOUT - 1` + done + test $TIMEOUT -gt 0 || kill -9 $PID 2>/dev/null + rm -f "$GERRIT_PID" "$GERRIT_RUN" + echo OK + fi + ;; + + restart) + GERRIT_SH=$0 + if test -f "$GERRIT_SH" ; then + : OK + else + GERRIT_SH="$INITIAL_DIR/$GERRIT_SH" + if test -f "$GERRIT_SH" ; then + : OK + else + echo >&2 "** ERROR: Cannot locate gerrit.sh" + exit 1 + fi + fi + $GERRIT_SH stop $* + sleep 5 + $GERRIT_SH start $* + exit $? + ;; + + supervise) + # + # Under control of daemontools supervise monitor which + # handles restarts and shutdowns via the svc program. + # + exec "$RUN_EXEC" $RUN_Arg1 "$RUN_Arg2" $RUN_Arg3 $RUN_ARGS + ;; + + run|daemon) + echo "Running Gerrit Code Review:" + + if test -f "$GERRIT_PID" ; then + if running "$GERRIT_PID" ; then + echo "Already Running!!" + exit 0 + else + rm -f "$GERRIT_PID" + fi + fi + + exec "$RUN_EXEC" $RUN_Arg1 "$RUN_Arg2" $RUN_Arg3 $RUN_ARGS --console-log + ;; + + check|status) + echo "Checking arguments to Gerrit Code Review:" + echo " GERRIT_SITE = $GERRIT_SITE" + echo " GERRIT_CONFIG = $GERRIT_CONFIG" + echo " GERRIT_PID = $GERRIT_PID" + echo " GERRIT_TMP = $GERRIT_TMP" + echo " GERRIT_WAR = $GERRIT_WAR" + echo " GERRIT_FDS = $GERRIT_FDS" + echo " GERRIT_USER = $GERRIT_USER" + echo " GERRIT_STARTUP_TIMEOUT = $GERRIT_STARTUP_TIMEOUT" + echo " JAVA = $JAVA" + echo " JAVA_OPTIONS = $JAVA_OPTIONS" + echo " RUN_EXEC = $RUN_EXEC $RUN_Arg1 '$RUN_Arg2' $RUN_Arg3" + echo " RUN_ARGS = $RUN_ARGS" + echo + + if test -f "$GERRIT_PID" ; then + if running "$GERRIT_PID" ; then + echo "Gerrit running pid="`cat "$GERRIT_PID"` + exit 0 + fi + fi + exit 3 + ;; + + threads) + if running "$GERRIT_PID" ; then + thread_dump "$GERRIT_PID" + exit 0 + else + echo "Gerrit not running?" + fi + exit 3 + ;; + + *) + usage + ;; +esac + +exit 0 |