Shell script to create customized Tomcat Context descriptors for a DSpace instance

dsctx

#! /bin/sh
# Copyright 2014 Indiana University
# Mark H. Wood, IUPUI University Library

### Configure me!

DSHOME="${HOME}/dspaces"

DBMS='postgresql'
DB_HOST=localhost
DB_PORT=5432
DB_USER=${USER}

#################################################################
# Functions
#################################################################

function make_context {
    cat > ${FILE} <<- EOF
<Context
    docBase='/home/mwood/dspaces/${NAME}/webapps/${APP}'>

  <Parameter
    description='Path to the DSpace configuration file.'
    override='false'
    name='dspace-config'
    value='${DSHOME}/${NAME}/config/dspace.cfg'
   />

  <Resource name='jdbc/dspace'
            auth='Container'
            type='javax.sql.DataSource'
            factory='org.apache.tomcat.jdbc.pool.DataSourceFactory'
            driverClassName='${DB_DRIVER}'
            url='${DB_URL}'
            username='${DB_USER}'
            password='${DB_PW}'
            initialSize='2'
            maxActive="5" 
            maxIdle="1"
            minIdle='1'
            maxWait="-1"
   />

  <ResourceLink name="mail/Session"
            global='mail/Session'
            type="javax.mail.Session"
   />

</Context>
EOF
}

#################################################################
# Start here
#################################################################

### Options

while getopts '?h:o' option
do
    case "${option}" in
        'o') DBMS='oracle' ;;
        'h') DB_HOST=${OPTARG} ;;
        '?')
            echo $0 '[-o] [-h host] name'
            exit
            ;;
        *)
            echo Known but unimplemented option ${option}
            exit 1
            ;;
    esac
done

shift $(( OPTIND - 1 )) # drop option arguments

### Collect specifics

NAME=$1
if [ "x${NAME}" = "x" ]
then
  echo "Please specify a name for the environment/context/database"
  exit 1
fi

shift
if [ $# -gt 0 ]; then echo "Extra parameters ignored:  $@"; fi

read -p "DB password:  " -s
DB_PW="${REPLY}"
echo ""

case "${DBMS}" in
    'oracle')
        DB_DRIVER='oracle.jdbc.OracleDriver'
        DB_PORT=1521
        DB_URL="jdbc:oracle:thin:@${DB_HOST}:${DB_PORT}/XE"
        DB_USER=${NAME}
        echo "Don't forget:  mvn -Ddb.name=oracle"
        ;;
    'postgresql')
        DB_NAME="${NAME}"
        DB_DRIVER='org.postgresql.Driver'
        DB_PORT=5432
        DB_URL="jdbc:postgresql://${DB_HOST}:${DB_PORT}/${DB_NAME}"
        DB_USER=${USER}
        ;;
    *)
        echo "Unknown DBMS:  ${DBMS}"
        exit 1
        ;;
esac

### Generate the XMLUI Context

APP="xmlui"
FILE="${NAME}#${APP}.xml"

make_context

chmod u=rw,g=r,o= ${FILE}
chgrp tomcat ${FILE}

### Generate the JSPUI Context

APP="jspui"
FILE="${NAME}#${APP}.xml"

make_context

chmod u=rw,g=r,o= ${FILE}
chgrp tomcat ${FILE}

### Generate the Solr Context

APP="solr"
FILE="${NAME}#${APP}.xml"

cat > ${FILE} <<- EOF
<Context
    docBase='/home/mwood/dspaces/${NAME}/webapps/${APP}'>

  <Parameter
    description='Path to the DSpace configuration file.'
    override='false'
    name='dspace-config'
    value='/home/mwood/dspaces/${NAME}/config/dspace.cfg'
   />

  <ResourceLink name="mail/Session"
            global='mail/Session'
            type="javax.mail.Session"
   />

</Context>
EOF

chmod u=rw,g=r,o= ${FILE}
chgrp tomcat ${FILE}

### Done