source: main/trunk/greenstone2/gsicontrol.sh@ 23945

#!/bin/bash

testdone=0

function test-gsdlhome {
    if [ $testdone == "0" ] ; then
        if test -z "$GSDLHOME" ; then
        echo "" ;
        echo "Environment variable GSDLHOME not set." ;
        echo "  This needs to be set to run this gsicontrol command." ;
        echo "  Have you run 'source setup.bash'?" ;
        echo "" ;
        exit 1
        else
        echo "Using: " ;
        echo "  GSDLHOME = $GSDLHOME" ;
        echo "  GSDLOS   = $GSDLOS" ; 
        fi
    testdone=1
    fi
}  

function configure-cgi {
    test-gsdlhome
    if test ! -e $GSDLHOME/cgi-bin/gsdlsite.cfg ; then
    echo "Configuring cgi-bin/gsdlsite.cfg" ;
    sed "s@\*\*GSDLHOME\*\*@$GSDLHOME@g" cgi-bin/gsdlsite.cfg.in > cgi-bin/gsdlsite.cfg ;
    else
    echo "WARNING: Nothing done for make configure-cgi." ;
    echo "   If you wish to regenerate the file " ;
    echo "   $GSDLHOME/cgi-bin/gsdlsite.cfg" ;
    echo "   from scratch, delete the existing file first." ;
    fi
}

function configure-admin {
    test-gsdlhome
    echo "" ;
    echo "Configuring admin user password:" ;
    encrypted_password=`getpw` ;
    if [ $? = "0" ] ; then
    echo -e "[admin]\n<enabled>true\n<groups>administrator,colbuilder,all-collections-editor\n<password>$encrypted_password\n<username>admin" \
        | txt2db -append "$GSDLHOME/etc/users.gdb" ;
    else
    echo "Did not set password" ;
    fi
    echo ""
}


function configure-port-and-connection {
    test-gsdlhome

    echo "Enter port number to use:"
    read port ;
    echo "Enter host IP to allow (127.0.0.1 is included by default):"
    read hostIP ;
    echo "Enter hostname or list of hosts to allow (localhost included by default):"
    read hosts ;
    echo "Allow external connections [yes/no]:"
    read connection ;    
    if [ "x$connection" = "xyes" ] || [ "x$connection" = "xy" ] ; then
        allowfromall="Allow"
    else
        allowfromall="Deny"
    fi

    lib_path_var="LD_LIBRARY_PATH" ;
    if [ $GSDLOS = "darwin" ] ; then
    lib_path_var="DYLD_LIBRARY_PATH"
    fi

    if test -e $GSDLHOME/cgi-bin/gsdlsite.cfg ; then
    collecthome=`egrep "^collecthome" $GSDLHOME/cgi-bin/gsdlsite.cfg | awk '{print $2}'` ;
    fi
    if test -z $collecthome ; then
    collecthome="$GSDLHOME/collect" ;
    fi

    if test ! -z $port ; then
    echo "Port: $port" ;
    echo "Stopping web server (if running)" ;
    web-stop-tested ;
    echo "Setting config file to use port $port";
    cat "$GSDLHOME/apache-httpd/$GSDLOS/conf/httpd.conf.in" \
    | sed "s@\*\*PORT\*\*@$port@g" \
    | sed "s@\*\*CONNECTPERMISSION\*\*@$allowfromall@g" \
    | sed "s@\*\*HOST_IP\*\*@$hostIP@g" \
    | sed "s@\*\*HOSTS\*\*@$hosts@g" \
    | sed "s@\*\*COLLECTHOME\*\*@$collecthome@g" \
    | sed "s@\*\*GSDLHOME\*\*@$GSDLHOME@g" \
    | sed "s@\*\*APACHE_HOME_OS\*\*@$GSDLHOME/apache-httpd/$GSDLOS@g" \
    | sed "s@\*\*LIBRARY_PATH_VAR\*\*@$lib_path_var@g" \
    > "$GSDLHOME/apache-httpd/$GSDLOS/conf/httpd.conf" ;
    echo "Type '$0 web-start' to start the web server running on port $port" ;
    fi ;
    echo "Done" ;
}


MONITOR_SUCCESS="MAKE SUCCESSFUL"
MONITOR_FAILED="MAKE FAILED"
MONITOR_FINISHED="MAKE DONE"

function configure-apache {
    test-gsdlhome
    configfile=$1 ;
# if no configfile given, launch it with llssite.cfg. Create it from the template if needed.
    if [ "x$configfile" = "x" ]; then
    if test ! -e "$GSDLHOME/llssite.cfg" && test -e "$GSDLHOME/llssite.cfg.in" ; then
        cp "$GSDLHOME/llssite.cfg.in" "$GSDLHOME/llssite.cfg" ;
    fi
    configfile="$GSDLHOME/llssite.cfg";
    fi ;
    echo "Configuring the apache webserver..." ;
    port=`egrep "^portnumber" $configfile | awk -F= '{print $2}'` ;
    hostIP=`egrep "^hostIP" $configfile | awk -F= '{print $2}'` ;
    hosts=`egrep "^hosts" $configfile | awk -F= '{print $2}'` ;    
    
    externalaccess=`egrep "^externalaccess" $configfile | awk -F= '{print $2}'` ;
    if [ "x$externalaccess" = "x1" ] ; then 
    externalaccess="yes"
    else
    externalaccess="no"
    fi

    echo -e "$port\n$hostIP\n$hosts\n$externalaccess" | configure-port-and-connection ;
    if test -e "$GSDLHOME/apache-httpd/$GSDLOS/conf/httpd.conf" ; then
    echo $MONITOR_SUCCESS;
    else
    echo $MONITOR_FAILED;
    fi
    echo $MONITOR_FINISHED
}

function configure-web {
    configure-cgi
    configure-apache $1
}

# forces configure-cgi by deleting gsdlsite.cfg
function reset-gsdlhome {    
    if test -e "$GSDLHOME/cgi-bin/gsdlsite.cfg" ; then
    echo "**** WARNING. Local changes made to $GSDLHOME/cgi-bin/gsdlsite.cfg will be lost.";
    rm -f "$GSDLHOME/cgi-bin/gsdlsite.cfg";
    fi
    configure-web $1
}

function web-status {
    test-gsdlhome
    $GSDLHOME/apache-httpd/$GSDLOS/bin/apachectl status
}

function web-start { 
    test-gsdlhome
    $GSDLHOME/apache-httpd/$GSDLOS/bin/apachectl start
    if [ $? = 0 ] ; then
    echo $MONITOR_SUCCESS;
    else
    echo $MONITOR_FAILED;
    fi
    echo $MONITOR_FINISHED;
}

function web-restart {
    test-gsdlhome
    $GSDLHOME/apache-httpd/$GSDLOS/bin/apachectl restart
    if [ $? = 0 ] ; then
    echo $MONITOR_SUCCESS;
    else
    echo $MONITOR_FAILED;
    fi
    echo $MONITOR_FINISHED;
}

function web-graceful {
    test-gsdlhome
    $GSDLHOME/apache-httpd/$GSDLOS/bin/apachectl graceful
    if [ $? = 0 ] ; then
    echo $MONITOR_SUCCESS;
    else
    echo $MONITOR_FAILED;
    fi
    echo $MONITOR_FINISHED;
}

function web-stop-tested {
# This version runs without testing for GSDLHOME
# Useful to be run as a target when we know test-gsdlhome has already
# been done.  This avoids an unnecessary repetition of printing
# out the values of GSDLHOME and GSDLOS
    if test -e "$GSDLHOME/apache-httpd/$GSDLOS/conf/httpd.conf" ; then
    $GSDLHOME/apache-httpd/$GSDLOS/bin/apachectl stop ;
    fi
}

function web-stop {
    test-gsdlhome
    web-stop-tested
    if [ $? = 0 ] ; then
    echo $MONITOR_SUCCESS;
    else
    echo $MONITOR_FAILED;
    fi
    echo $MONITOR_FINISHED;
}

function usage {
    echo ""
    echo "   Usage: $0 <command>"
    echo "          where <command> is any of the following: "
    echo "   web-start"
    echo "   web-stop"
    echo "   web-restart"
    echo "   web-status"
    echo "   web-graceful"
    echo "   configure-admin"
    echo "   configure-web [config-filename]"
    echo "   configure-apache [config-filename]"
    echo "   configure-cgi"
    echo "   reset-gsdlhome [config-filename]\n\t(Save a copy of cgi-bin/gsdlsite.cfg to preserve any customisations)"
    echo "   test-gsdlhome"
    echo "   web-stop-tested"
    echo ""
}


if [[ $# < 1  || $# > 2 ]] ; then
    usage
    exit 0
fi

target=$1
configfile=$2

# remove any extraneous double quotes
configfile=${configfile//\"/}

case $target in
    web-start)
    web-start;;
    web-stop)
    web-stop;;
    web-restart)
    web-restart;;
    web-status)
    web-status;;
    web-graceful)
    web-graceful;;
    configure-admin)
    configure-admin;;
    configure-web)
    configure-web $configfile;;
    configure-apache)
    configure-apache $configfile;;
    configure-cgi)
    configure-cgi;;
    set-port)
    configure-port-and-connection;;
    reset-gsdlhome)
    reset-gsdlhome;;
    test-gsdlhome)
    test-gsdlhome;;
    web-stop-tested)
    web-stop-tested;;
    *)
    echo
        echo "Command unrecognised: $target"
    usage;;

esac

exit;