elkarbackup_postinst

#!/bin/bash
set -e

# Source debconf library.
. /usr/share/debconf/confmodule

dbhost=`sed -n 's/^[ \t]*database_host:[ \t]*\([^ #\t]*\).*/\1/p' /etc/elkarbackup/parameters.yml`
dbname=`sed -n 's/^[ \t]*database_name:[ \t]*\([^ #\t]*\).*/\1/p' /etc/elkarbackup/parameters.yml`
dbusername=`sed -n 's/^[ \t]*database_user:[ \t]*\([^ #\t]*\).*/\1/p' /etc/elkarbackup/parameters.yml`
dbuserpassword=`sed -n 's/^[ \t]*database_password:[ \t]*\([^ #\t]*\).*/\1/p' /etc/elkarbackup/parameters.yml`



if mysql -u"$dbusername" -p"$dbuserpassword" -h"$dbhost" "$dbname" </dev/null &>/dev/null
then
    echo "Using /etc/elkarbackup/parameters.yml configuration ok"
else
    dbhost=${EB_DB_HOST:=db}
    dbname=${EB_DB_NAME:=elkarbackup}
    dbusername=${EB_DB_USERNAME:=elkarbackup}
    dbuserpassword=${EB_DB_USERPASSWORD:=elkarbackup}
fi

username="elkarbackup"
sed -i "s/www-data/$username/" /etc/cron.d/elkarbackup
if test x`grep $username /etc/passwd` = x
then
    adduser --system --home /var/lib/elkarbackup --shell /bin/bash --group $username
    chown -R elkarbackup.elkarbackup /var/lib/elkarbackup &>/dev/null
fi
if [ ! -f /var/lib/elkarbackup/.ssh/id_rsa ]
then
    mkdir /var/lib/elkarbackup/.ssh || true
    ssh-keygen -t rsa -N '' -C 'Automatically generated key for elkarbackup.' -f /var/lib/elkarbackup/.ssh/id_rsa
    sed -i "s#public_key:.*#public_key: /var/lib/elkarbackup/.ssh/id_rsa.pub#" /etc/elkarbackup/parameters.yml
    chown -R $username.$username /var/lib/elkarbackup
fi
# set rwx permissions for www-data and the backup user in the cache and log directories
# as described in http://symfony.com/doc/current/book/installation.html#configuration-and-setup
setfacl  -R -m u:www-data:rwx -m u:$username:rwx /var/cache/elkarbackup 2>/dev/null || ( echo "ACLs not supported. Remount with ACL and reconfigure with 'dpkg --configure --pending'" && false )
setfacl -dR -m u:www-data:rwx -m u:$username:rwx /var/cache/elkarbackup 2>/dev/null
setfacl  -R -m u:www-data:rwx -m u:$username:rwx /var/log/elkarbackup 2>/dev/null
setfacl -dR -m u:www-data:rwx -m u:$username:rwx /var/log/elkarbackup 2>/dev/null
chown -R $username.$username /var/cache/elkarbackup /var/log/elkarbackup /var/spool/elkarbackup
chown -R www-data.www-data /var/lib/elkarbackup/sessions /etc/elkarbackup/parameters.yml /var/spool/elkarbackup/uploads

uploadsdir="/var/spool/elkarbackup/uploads"
olduploadsdir=`cat /etc/elkarbackup/parameters.yml|grep upload_dir|sed 's/.*: *//'`
mkdir -p "$uploadsdir" || true
if [ ! "$olduploadsdir" == "$uploadsdir" ]; then
  mv "$olduploadsdir"/* "$uploadsdir" || true
fi
chown -R www-data.www-data "$uploadsdir"
sed -i "s#upload_dir:.*#upload_dir: $uploadsdir#" /etc/elkarbackup/parameters.yml
sed -i -e "s#elkarbackupuser#$username#g" -e "s#\s*Cmnd_Alias\s*ELKARBACKUP_SCRIPTS.*#Cmnd_Alias ELKARBACKUP_SCRIPTS=$uploadsdir/*#" /etc/sudoers.d/elkarbackup
chmod 0440 /etc/sudoers.d/elkarbackup

update-rc.d elkarbackup-tahoe-lafs defaults
service elkarbackup-tahoe-lafs start

if [ "$1" = "configure" ]; then
    CONF="elkarbackup"
    CONFSSL="elkarbackup-ssl"
    COMMON_STATE=$(dpkg-query -f '${Status}' -W 'apache2.2-common' 2>/dev/null | awk '{print $3}' || true)

    if [ -e /usr/share/apache2/apache2-maintscript-helper ]; then
        # Jessie and Trusty
        . /usr/share/apache2/apache2-maintscript-helper
        apache2_has_module rewrite || apache2_invoke enmod rewrite 2>/dev/null || exit $?
	apache2_has_module ssl ||apache2_invoke enmod ssl 2>/dev/null || exit $?
        apache2_invoke enconf $CONF 2>/dev/null || exit $?
        apache2_invoke ensite $CONF 2>/dev/null || exit $?
	apache2_invoke ensite $CONFSSL 2>/dev/null || exit $?
    elif [ "$COMMON_STATE" = "installed" ] || [ "$COMMON_STATE" = "unpacked" ] ; then
        # Ubuntu 12.04 (version module not enabled by default)
        if [ ! -f /etc/apache2/mods-enabled/version.load ]; then
          if [ -f /etc/apache2/mods-available/version.load ]; then
            a2enmod version
          fi
        fi

        if [ -d /etc/apache2/conf.d/ -a ! -L /etc/apache2/conf.d/$CONF.conf ]; then
	    # Rename old files to Apache 2.4 format
            if [ -f /etc/apache2/conf.d/$CONF ]; then
                mv /etc/apache2/conf.d/$CONF /etc/apache2/conf-available/$CONF.conf
            fi
       	    #a2enconf
            if [ ! -f /etc/apache2/conf.d/$CONF.conf ]; then
                ln -s ../conf-available/$CONF.conf /etc/apache2/conf.d/$CONF.conf
	    fi
        fi

        if [ -d /etc/apache2/sites-available/ -a ! -L /etc/apache2/sites-available/$CONF.conf ]; then
	    # Rename old files to Apache 2.4 format
            if [ -f /etc/apache2/sites-available/$CONF ]; then
                mv /etc/apache2/sites-available/$CONF /etc/apache2/sites-available/$CONF.conf
                rm /etc/apache2/sites-enabled/$CONF
            fi
            #a2ensite
	    if [ ! -f /etc/apache2/sites-enabled/$CONF.conf ]; then
                ln -s ../sites-available/$CONF.conf /etc/apache2/sites-enabled/$CONF.conf
	    fi
	    if [ ! -f /etc/apache2/sites-enabled/$CONFSSL.conf ]; then
		ln -s ../sites-available/$CONFSSL.conf /etc/apache2/sites-enabled/$CONFSSL.conf
	    fi
        fi

        a2enmod rewrite
	a2enmod ssl
    fi
fi

db_stop