jenkins-run.erb

#!/bin/bash

# taken from
# https://github.com/jenkinsci/packaging/blob/master/rpm/build/SOURCES/jenkins.init.in
# and modified for usage under systemd

#
#     SUSE system statup script for Jenkins
#     Copyright (C) 2007  Pascal Bleser
#
#     This library is free software; you can redistribute it and/or modify it
#     under the terms of the GNU Lesser General Public License as published by
#     the Free Software Foundation; either version 2.1 of the License, or (at
#     your option) any later version.
#
#     This library is distributed in the hope that it will be useful, but
#     WITHOUT ANY WARRANTY; without even the implied warranty of
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#     Lesser General Public License for more details.
#
#     You should have received a copy of the GNU Lesser General Public
#     License along with this library; if not, write to the Free Software
#     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307,
#     USA.
#

# Check for missing binaries (stale symlinks should not happen)
# XXX JENKINS_WAR is currently in the Debian sysconf but not on RedHat
# fix this upstream
JENKINS_WAR=${JENKINS_WAR:-<%= scope['jenkins::libdir'] %>/jenkins.war}
test -r "$JENKINS_WAR" || { echo "$JENKINS_WAR not installed"; exit 5; }

# Set up environment accordingly to the configuration settings
[ -n "$JENKINS_HOME" ] || { echo "JENKINS_HOME not configured "; exit 6; }
[ -d "$JENKINS_HOME" ] || { echo "JENKINS_HOME directory does not exist: $JENKINS_HOME"; exit 1; }

# this should work for both RedHat and Debian
# Search usable Java as /usr/bin/java might not point to minimal version required by Jenkins.
candidates="
/etc/alternatives/java
/usr/lib/jvm/java-1.8.0/bin/java
/usr/lib/jvm/jre-1.8.0/bin/java
/usr/lib/jvm/java-1.7.0/bin/java
/usr/lib/jvm/jre-1.7.0/bin/java
/usr/bin/java
"
for candidate in $candidates
do
  [ -x "$JENKINS_JAVA_CMD" ] && break
  JENKINS_JAVA_CMD="$candidate"
done

JAVA_CMD="$JENKINS_JAVA_CMD $JENKINS_JAVA_OPTIONS -DJENKINS_HOME=$JENKINS_HOME -jar $JENKINS_WAR"

PARAMS=()
PARAMS+=("--logfile=/var/log/jenkins/jenkins.log")
PARAMS+=("--webroot=/var/cache/jenkins/war")
PARAMS+=("--daemon")

[ -n "$JENKINS_PORT" ] && PARAMS+=("--httpPort=$JENKINS_PORT")
[ -n "$JENKINS_LISTEN_ADDRESS" ] && PARAMS+=("--httpListenAddress=$JENKINS_LISTEN_ADDRESS")
[ -n "$JENKINS_HTTPS_PORT" ] && PARAMS+=("--httpsPort=$JENKINS_HTTPS_PORT")
[ -n "$JENKINS_HTTPS_KEYSTORE" ] && PARAMS+=("--httpsKeyStore=$JENKINS_HTTPS_KEYSTORE")
[ -n "$JENKINS_HTTPS_KEYSTORE_PASSWORD" ] && PARAMS+=("--httpsKeyStorePassword="$JENKINS_HTTPS_KEYSTORE_PASSWORD"")
[ -n "$JENKINS_HTTPS_LISTEN_ADDRESS" ] && PARAMS+=("--httpsListenAddress=$JENKINS_HTTPS_LISTEN_ADDRESS")
[ -n "$JENKINS_DEBUG_LEVEL" ] && PARAMS+=("--debug=$JENKINS_DEBUG_LEVEL")
[ -n "$JENKINS_HANDLER_STARTUP" ] && PARAMS+=("--handlerCountStartup=$JENKINS_HANDLER_STARTUP")
[ -n "$JENKINS_HANDLER_MAX" ] && PARAMS+=("--handlerCountMax=$JENKINS_HANDLER_MAX")
[ -n "$JENKINS_HANDLER_IDLE" ] && PARAMS+=("--handlerCountMaxIdle=$JENKINS_HANDLER_IDLE")
[ -n "$JENKINS_ARGS" ] && PARAMS+=("$JENKINS_ARGS")

if [ "$JENKINS_ENABLE_ACCESS_LOG" = "yes" ]; then
  PARAMS+=("--accessLoggerClassName=winstone.accesslog.SimpleAccessLogger")
  PARAMS+=("--simpleAccessLogger.format=combined")
  PARAMS+=("--simpleAccessLogger.file=/var/log/jenkins/access_log")
fi

$JAVA_CMD "${PARAMS[@]}"