Semarchy init script

init-semarchy-web.sh

#!/bin/bash -xe

# This script will install JDK 8 + Tomcat + Semarchy as service that responds in ports 8088 and 80 and will auto-start

if [ "$#" -ne 4 ]; then
    echo "No arguments supplied. Supply private ip for Oracle database to connect to, and database name, database user and password."
    exit 1
fi

SEM_IP=$1
SEM_DB=$2
SEM_USER=$3
SEM_PASSWORD=$4


echo Installing Semarchy to connect to $1 $2 with $3

yum update -y
yum install -y java-1.8.0-openjdk-devel
mkdir /opt/semarchy && cd /opt/semarchy && curl -sS https://www.semarchy.com/downloads/products/4.3/semarchy-xdm-preconfigured-4.3.1.ga-20180306-0957.zip > semarchy.zip && unzip semarchy.zip && rm -f semarchy.zip && cd ..
groupadd tomcat && useradd -s /bin/bash -g tomcat -d /opt/semarchy/mdm-server tomcat
chown -R tomcat.tomcat /opt/semarchy/mdm-server && chmod 775 /opt/semarchy/mdm-server
cat <<'EOF' > /etc/init.d/semarchy
#!/bin/bash
#
# description: Apache Tomcat init script
# processname: tomcat  
# chkconfig: 234 20 80  
#
# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Initially forked from: gist.github.com/miglen/5590986
 
#Location of JAVA_HOME (bin files)
export JAVA_HOME=/usr/lib/jvm/java
 
#Add Java binary files to PATH
export PATH=$JAVA_HOME/bin:$PATH
 
#CATALINA_HOME is the location of the bin files of Tomcat  
export CATALINA_HOME=/opt/semarchy/mdm-server
 
#CATALINA_BASE is the location of the configuration files of this instance of Tomcat
export CATALINA_BASE=/opt/semarchy/mdm-server
 
#TOMCAT_USER is the default user of tomcat
export TOMCAT_USER=tomcat
 
#TOMCAT_USAGE is the message if this script is called without any options
TOMCAT_USAGE="Usage: $0 {\e[00;32mstart\e[00m|\e[00;31mstop\e[00m|\e[00;31mkill\e[00m|\e[00;32mstatus\e[00m|\e[00;31mrestart\e[00m}"
 
#SHUTDOWN_WAIT is wait time in seconds for java proccess to stop
SHUTDOWN_WAIT=20

# Forward port 80 --> 8088 since tomcat user does not have privilege to directly use ports < 1024
/sbin/iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-ports 8088
/sbin/iptables -t nat -A OUTPUT -d localhost -p tcp --dport 80 -j REDIRECT --to-port 8088

tomcat_pid() {
        echo `ps -fe | grep $CATALINA_BASE | grep -v grep | tr -s " "|cut -d" " -f2`
}
 
start() {
  pid=$(tomcat_pid)
  if [ -n "$pid" ]
  then
    echo -e "\e[00;31mSemarchy is already running (pid: $pid)\e[00m"
  else
    # Start tomcat
    echo -e "\e[00;32mStarting Semarchy\e[00m"
    #ulimit -n 100000
    #umask 007
    #/bin/su -p -s /bin/sh $TOMCAT_USER
        if [ `user_exists $TOMCAT_USER` = "1" ]
        then
                /bin/su $TOMCAT_USER -c $CATALINA_HOME/bin/startup.sh
        else
                echo -e "\e[00;31mSemarchy user $TOMCAT_USER does not exists. Starting with $(id)\e[00m"
                sh $CATALINA_HOME/bin/startup.sh
        fi
        status
  fi
  return 0
}
 
status(){
          pid=$(tomcat_pid)
          if [ -n "$pid" ]
            then echo -e "\e[00;32mSemarchy is running with pid: $pid\e[00m"
          else
            echo -e "\e[00;31mSemarchy is not running\e[00m"
            return 3
          fi
}

terminate() {
  echo -e "\e[00;31mTerminating Semarchy\e[00m"
  kill -9 $(tomcat_pid)
}

stop() {
  pid=$(tomcat_pid)
  if [ -n "$pid" ]
  then
    echo -e "\e[00;31mStopping Semarchy\e[00m"
    #/bin/su -p -s /bin/sh $TOMCAT_USER
        sh $CATALINA_HOME/bin/shutdown.sh
 
    let kwait=$SHUTDOWN_WAIT
    count=0;
    until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
    do
      echo -n -e "\n\e[00;31mwaiting for processes to exit\e[00m";
      sleep 1
      let count=$count+1;
    done
 
    if [ $count -gt $kwait ]; then
      echo -n -e "\n\e[00;31mkilling processes didn't stop after $SHUTDOWN_WAIT seconds\e[00m"
      terminate
    fi
  else
    echo -e "\e[00;31mSemarchy is not running\e[00m"
  fi
 
  return 0
}
 
user_exists(){
        if id -u $1 >/dev/null 2>&1; then
        echo "1"
        else
                echo "0"
        fi
}
 
case $1 in
  start)
    start
  ;;
  stop)  
    stop
  ;;
  restart)
    stop
    start
  ;;
  status)
    status
    exit $?  
  ;;
  kill)
    terminate
  ;;    
  *)
    echo -e $TOMCAT_USAGE
  ;;
esac    
exit 0
EOF
chmod 755 /etc/init.d/semarchy
chkconfig --add semarchy
chkconfig --level 234 semarchy on
chkconfig --list semarchy 

mkdir -p /opt/semarchy/mdm-server/conf/Catalina/localhost

cat <<EOF > /opt/semarchy/mdm-server/conf/Catalina/localhost/semarchy.xml
<?xml version="1.0" encoding="UTF-8"?>
<!-- Datasource configuration template for Tomcat -->
<Context>
  <!-- disable tomcat session persistence -->
  <Manager pathname="" />
  <Valve className="org.apache.catalina.authenticator.FormAuthenticator" landingPage="/" />
  <!-- increase caching to remove multiple warning at tomcat startup -->
  <Resources cachingAllowed="true" cacheMaxSize="102400" />

  <!--  Semarchy xDM repository datasource must be named "jdbc/SEMARCHY_REPOSITORY" -->
  <Resource name="jdbc/SEMARCHY_REPOSITORY" auth="Container"
    factory="org.apache.tomcat.jdbc.pool.DataSourceFactory" type="javax.sql.DataSource"
    driverClassName="oracle.jdbc.OracleDriver" url="jdbc:oracle:thin:@${SEM_IP}:1521:${SEM_DB}"
    username="${SEM_USER}" password="${SEM_PASSWORD}"
    maxActive="8" maxIdle="8" minIdle="0" maxWait="15000" initialSize="1"
    defaultAutoCommit="false" rollbackOnReturn="true" validationQuery="select 1 from dual"
    testOnBorrow="true" timeBetweenEvictionRunsMillis="45000"
    validationInterval="60000" />

</Context>
EOF



service semarchy start