zoneminder/distros/ubuntu1604/zoneminder.postinst

#! /bin/sh

set -e

if [ "$1" = "configure" ]; then
    
    . /etc/zm/zm.conf
    for CONFFILE in /etc/zm/conf.d/*.conf; do
        . "$CONFFILE"
    done
    
    # The logs can contain passwords, etc... so by setting group root, only www-data can read them, not people in the www-data group
    chown www-data:root /var/log/zm
    chown www-data:www-data /var/lib/zm
    if [ -z "$2" ]; then
        chown www-data:www-data /var/cache/zoneminder /var/cache/zoneminder/*
    fi
    if [ ! -e "/etc/apache2/mods-enabled/cgi.load" ] && [ "$(command -v a2enmod)" != "" ]; then
        echo "The cgi module is not enabled in apache2.  I am enabling it using a2enmod cgi."
        a2enmod cgi
    fi
    
    # Do this every time the package is installed or upgraded
    
    # Ensure zoneminder is stopped
    deb-systemd-invoke stop zoneminder.service
    if [ "$ZM_DB_HOST" = "localhost" ]; then
        if [ -e "/lib/systemd/system/mysql.service" ] || [ -e "/lib/systemd/system/mariadb.service" ]; then
            
            #
            # Get mysql started if it isn't running
            #
            $(systemctl status mysql.service >/dev/null 2>&1); MYSQL_STATUS=$?
            $(systemctl status mariadb.service >/dev/null 2>&1); MARIADB_STATUS=$?
            
            # 3 = inactive, 4 = nonexistant
            if [ "$MARIADB_STATUS" != "4" ]; then
                DBSERVICE="mariadb.service"
            else
                DBSERVICE="mysql.service"
            fi
            
            if [ "$MYSQL_STATUS" != "0" ] && [ "$MARIADB_STATUS" != "0" ]; then
                # 3 = inactive, 4 = nonexistant
                # Due to /etc/init.d service autogeneration, mysql.service always returns the status of mariadb.service
                # However, mariadb.service will not return the status of mysql.service.
                deb-systemd-invoke start $DBSERVICE
            fi
            
            # Make sure systemctl status exit code is 0; i.e. the DB is running
            if systemctl status "$DBSERVICE" >/dev/null 2>&1; then
                mysqladmin --defaults-file=/etc/mysql/debian.cnf -f reload
                # test if database if already present...
                if ! $(echo quit | mysql zm > /dev/null 2> /dev/null) ; then
                    cat /usr/share/zoneminder/db/zm_create.sql | mysql --defaults-file=/etc/mysql/debian.cnf
                    # This creates the user.
                    echo "grant lock tables,alter,select,insert,update,delete,create,index on ${ZM_DB_NAME}.* to '${ZM_DB_USER}'@localhost identified by \"${ZM_DB_PASS}\";" | mysql --defaults-file=/etc/mysql/debian.cnf mysql
                else
                    echo "grant lock tables,alter,select,insert,update,delete,create,index on ${ZM_DB_NAME}.* to '${ZM_DB_USER}'@localhost;" | mysql mysql
                fi
                
                zmupdate.pl --nointeractive
                zmupdate.pl --nointeractive -f
                
                # Add any new PTZ control configurations to the database (will not overwrite)
                zmcamtool.pl --import >/dev/null 2>&1
                
            else
                echo 'NOTE: MySQL/MariaDB not running; please start mysql and run dpkg-reconfigure zoneminder when it is running.'
            fi
        else
            echo 'MySQL/MariaDB not found; assuming remote server.'
        fi

    else
        echo "Not doing database upgrade due to remote db server ($ZM_DB_HOST)."
    fi
    echo "Done Updating; starting ZoneMinder."
    deb-systemd-invoke restart zoneminder.service

fi

#DEBHELPER#