File oss-moodle.post of Package oss-moodle

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File oss-moodle.post of Package oss-moodle

#!/bin/bash

#
# post script for oss-moodle
# fschuett 20161103
#

# setup rights
if [ ! -d /home/sysadmins/administrator ]
then
   exit 0;
fi

# read open school server defaults
if [ -e /etc/sysconfig/cranix ]; then
  . /etc/sysconfig/cranix
fi

# read basedn
CRANIX_BASEDN="$(ldbsearch -H /var/lib/samba/private/sam.ldb objectclass=domain distinguishedName | grep ^distinguishedName: |head -n 1| sed 's/distinguishedName: //')"

# read package defaults
. /usr/share/oss-moodle/config/dist.conf

# read moodle defaults
. /etc/sysconfig/oss-moodle

# set sane default
if [ ! -n "${MOODLE_EXT_ADDRESS}" ]; then
    MOODLE_EXT_ADDRESS=moodle.${CRANIX_DOMAIN}
fi

ossmoodleconf=$MOODLESYSCONFDIR/config.php

patchFile(){
file=$1
[ "$file" == "" ] && return;
sed \
-e "s/#MOODLE_EXT_ADDRESS#/$MOODLE_EXT_ADDRESS/g;" \
-e "s/#CRANIX_DOMAIN#/$CRANIX_DOMAIN/g;" \
-e "s/#CRANIX_BASEDN#/$CRANIX_BASEDN/g;" \
-e "s/#CRANIX_NAME#/$CRANIX_NAME/g;" \
-e "s/#CRANIX_COUNTRY#/$CRANIX_COUNTRY/g;" \
-e "s/#CRANIX_CCODE#/$CRANIX_CCODE/g;" \
-e "s/#CRANIX_CITY#/$CRANIX_CITY/g;" \
-e "s/#CRANIX_NETBIOSNAME#/$CRANIX_NETBIOSNAME/g;" \
-e "s/#CRANIX_SERVER#/$CRANIX_SERVER/g;" \
-e "s/#CRANIX_PROXY#/$CRANIX_PROXY/g" \
-i $file
}

if [ ! -e /etc/oss-moodle/config.php ]
then
  cp /etc/oss-moodle/config.php.in /etc/oss-moodle/config.php
  patchFile /etc/oss-moodle/config.php
fi

# set absolute path for db_replace utility
echo "Setting absolute path for config.php into db_replace.php."
sed -e "/^[[:space:]]*[^#]*config.php/s#\$CFG->dirroot#\'$MOODLEDIR\'#" -i $MOODLEDIR/admin/cli/db_replace.php

# Care about the repository - disabled because of file cache destroyed in Hamburg
#if [ -d $MOODLEFILEDIR ]; then
#    # set the owner and change rights accordingly
#    chown -R wwwrun:www $MOODLEFILEDIR
#    chmod 0755 $MOODLEFILEDIR
#fi

service apache2 restart

# moodle user and db existing ?
MOODLEUSER="$(echo "SELECT 1 FROM mysql.user WHERE User='moodle' and Host='localhost';"|mysql -N)"
if [ "$MOODLEUSER" == "" ]; then
    # create random password
    [ -n "$randompw" ] || randompw=`pwgen -s 8 1`
    # patch dbpass & admin login
    sed -e "s/\$CFG->dbpass =.*/\$CFG->dbpass = \'$randompw\';/" -i $ossmoodleconf
    # create new user
    echo "CREATE USER 'moodle'@'localhost' IDENTIFIED BY '$randompw';"|mysql -N
    unset randompw
fi

MOODLEDB="$(echo "SHOW DATABASES;"|mysql -N |grep ^moodle$)"
if [ "$MOODLEDB" == "" ]; then
    echo "CREATE DATABASE 'moodle' CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;"|mysql -N
    echo "GRANT ALL PRIVILEGES ON moodle.* TO 'moodle'@'localhost';"|mysql -N
    echo "FLUSH PRIVILEGES;"|mysql -N
fi

# create upload virus quarantine dir
[ -d $r${MOODLEFILEDIR}/quarantine ] || mkdir -p $r${MOODLEFILEDIR}/quarantine
chown wwwrun:www $r${MOODLEFILEDIR}/quarantine
# wwwroot tweak
[ -L $r${MOODLEDIR}/moodle ] || ln -s . $r${MOODLEDIR}/moodle

# secure permissions of config.php
chown root:www $ossmoodleconf
chmod 440 $ossmoodleconf

# check config.php link
if [ ! -L $r${MOODLEDIR}/config.php ]; then
    [ -e $r${MOODLEDIR}/config.php ] && rm -rf $r${MOODLEDIR}/config.php
    pushd $r
      ln -s ${MOODLESYSCONFDIR}/config.php ${MOODLEDIR}/config.php
    popd
fi

# read password for updates
dbpass="$(cat $ossmoodleconf|sed -n "s/\$CFG->dbpass = '$.*$';.*/\1/p")"

if [ "$MOODLEDB" == "" ]; then
    # create random password
    randomadminpw=`pwgen -s 8 1`
    echo wwwadmin:${randomadminpw} >$r/etc/oss-moodle.secrets
    chmod 600 $r/etc/oss-moodle.secrets
    chown root.root $r/etc/oss-moodle.secrets
    sudo -u wwwrun /usr/bin/php $r${MOODLEDIR}/admin/cli/install_database.php \
        --lang=$(echo ${CRANIX_CCODE}|tr '[:upper:]' '[:lower:]') \
        --adminuser=wwwadmin --adminpass=${randomadminpw} --agree-license --fullname="${CRANIX_NAME}" \
        --shortname="${CRANIX_NETBIOSNAME}"
    # unset random admin password
    unset randomadminpw
    cp $r/usr/share/oss-moodle/moodle_install.sql.in $r/usr/share/oss-moodle/moodle_install.sql
    patchFile $r/usr/share/oss-moodle/moodle_install.sql
    mysql  --default-character-set=utf8-u moodle --password=$dbpass moodle <$r/usr/share/oss-moodle/moodle_install.sql
fi

# put into maintenance mode
sudo -u wwwrun /usr/bin/php $r${MOODLEDIR}/admin/cli/maintenance.php --enable

# upgrade database
sudo -u wwwrun /usr/bin/php $r${MOODLEDIR}/admin/cli/upgrade.php --non-interactive

# update settings
cp $r/usr/share/oss-moodle/moodle_update.sql.in $r/usr/share/oss-moodle/moodle_update.sql
patchFile $r/usr/share/oss-moodle/moodle_update.sql
mysql --default-character-set=utf8 -u moodle --password=$dbpass moodle <$r/usr/share/oss-moodle/moodle_update.sql

# unset dbpass
unset dbpass

# update school ext name
if [ -n "$MOODLE_EXT_ADDRESS" -a -n "$MOODLE_EXT_ADDRESS_OLD" -a "$MOODLE_EXT_ADDRESS" != "$MOODLE_EXT_ADDRESS_OLD" ]; then
  echo -n "Replacing $MOODLE_EXT_ADDRESS_OLD with $MOODLE_EXT_ADDRESS in moodle db..."
  /usr/bin/sudo -u wwwrun /usr/bin/php $r${MOODLEDIR}/admin/cli/db_replace.php --search="$MOODLE_EXT_ADDRESS_OLD" --replace="$MOODLE_EXT_ADDRESS" 2>&1 >/dev/null
  echo "finished."
fi

# leave maintenance mode
sudo -u wwwrun /usr/bin/php $r${MOODLEDIR}/admin/cli/maintenance.php --disable

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File oss-moodle.post of Package oss-moodle

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