~libravatar/libravatar/master

#!/bin/bash

# postinst script for libravatar-www

#

# see: dh_installdeb(1)

set -e

# summary of how this script can be called:

#        * <postinst> `configure' <most-recently-configured-version>

#        * <old-postinst> `abort-upgrade' <new version>

#        * <conflictor's-postinst> `abort-remove' `in-favour' <package>

#          <new-version>

#        * <postinst> `abort-remove'

#        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'

#          <failed-install-package> <version> `removing'

#          <conflicting-package> <version>

# for details, see http://www.debian.org/doc/debian-policy/ or

# the debian-policy package

. /usr/share/debconf/confmodule

set_dbconfig () {

    perl -i -e '$field=shift;$value=shift if (scalar(@ARGV)>1);$value||="";while (<>) { s/^\s*("$field"\s*:\s*).*/$1"$value",/; print; }' "$1" "$2" "$3";

}

set_config () {

    perl -i -e '$field=shift;$value=shift if (scalar(@ARGV)>1);$value||="";while (<>) { s/^\s*($field\s*=\s*).*/$1"$value"/; print; }' "$1" "$2" "$3";

}

SETTINGS_PY=/etc/libravatar/settings.py

AVATAR_ROOT=/var/lib/libravatar/avatar

READY_FILES_ROOT=/var/lib/libravatar/ready

UPLOADED_FILES_ROOT=/var/lib/libravatar/uploaded

USER_FILES_ROOT=/var/lib/libravatar/user

EXPORT_FILES_ROOT=/var/lib/libravatar/export

APACHE_CONFIG=/etc/libravatar/www.apache2.conf

RULES_ABE=/usr/share/libravatar/libravatar/rules.abe

AWSTATS_CONFIG=/etc/libravatar/awstats.www.conf

AWSTATS_DIR=/var/lib/awstats/www

case "$1" in

    configure)

        cp /usr/share/libravatar/libravatar/settings.py.example ${SETTINGS_PY}

        # Add config entries to $SETTINGS_PY based on answers to debconf questions

        db_get libravatar-www/db_host

        set_dbconfig HOST "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/db_port

        set_dbconfig PORT "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/db_name

        set_dbconfig NAME "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/db_user

        set_dbconfig USER "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/db_pass

        set_dbconfig PASSWORD "${RET}" ${SETTINGS_PY}

        db_get libravatar-common/cdnservername

        set_config MEDIA_URL "http://${RET}/" ${SETTINGS_PY}

        db_get libravatar-common/seccdnservername

        VALUE=${RET}

        if [ "z${VALUE}" = "z" ] ; then

            set_config SECURE_MEDIA_URL "" ${SETTINGS_PY}

        else

            set_config SECURE_MEDIA_URL "https://${VALUE}/" ${SETTINGS_PY}

        fi

        db_get libravatar-common/wwwservername

        set_config SITE_URL "https://${RET}" ${SETTINGS_PY}

        db_get libravatar-www/sitename

        set_config SITE_NAME "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/fromemail

        set_config SERVER_EMAIL "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/supportemail

        set_config SUPPORT_EMAIL "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/adminemail

        set_config ADMIN_EMAIL "${RET}" ${SETTINGS_PY}

        db_get libravatar-www/secretkey

        set_config SECRET_KEY "${RET}" ${SETTINGS_PY}

        set_config AVATAR_ROOT "${AVATAR_ROOT}/" ${SETTINGS_PY}

        set_config READY_FILES_ROOT "${READY_FILES_ROOT}/" ${SETTINGS_PY}

        set_config UPLOADED_FILES_ROOT "${UPLOADED_FILES_ROOT}/" ${SETTINGS_PY}

        set_config USER_FILES_ROOT "${USER_FILES_ROOT}/" ${SETTINGS_PY}

        set_config EXPORT_FILES_ROOT "${EXPORT_FILES_ROOT}/" ${SETTINGS_PY}

        # Create a restricted user to crop/resize images with

        adduser --system --quiet --disabled-login --shell /bin/false --no-create-home --home ${READY_FILES_ROOT} --gecos 'Libravatar Image Processor,,,' libravatar-img || true

        mkdir -p ${READY_FILES_ROOT}

        chown -R libravatar-img:root ${READY_FILES_ROOT}

        chmod o-rwx ${READY_FILES_ROOT}

        mkdir -p ${UPLOADED_FILES_ROOT}

        chown -R www-data:www-data ${UPLOADED_FILES_ROOT}

        mkdir -p ${USER_FILES_ROOT}

        chown -R root:root ${USER_FILES_ROOT}

        mkdir -p ${EXPORT_FILES_ROOT}

        chown -R root:root ${EXPORT_FILES_ROOT}

        mkdir -p ${AVATAR_ROOT}

        touch /var/log/libravatar/workers.log

        chown libravatar-img /var/log/libravatar/workers.log

        # Make a copy of the template rules.abe to work on, then copy into place

        cp ${RULES_ABE}.template ${RULES_ABE}.working

        for MARKER in $(grep -o -E '__[A-Z0-9_]+__' ${RULES_ABE}.working); do

            # Turns __MARKER__ into marker and puts packagename/ on the front

            DEBCONF_VAR=$(echo "${MARKER:2:${#MARKER}-4}" | tr '[:upper:]' '[:lower:]')

            db_get libravatar-common/$DEBCONF_VAR

            sed -i -e "s/${MARKER}/${RET}/g" ${RULES_ABE}.working

        done

        mv ${RULES_ABE}.working ${RULES_ABE}

        # Make a copy of the templates to work on, then copy into place

        cp ${APACHE_CONFIG} ${APACHE_CONFIG}.working

        cp ${AWSTATS_CONFIG} ${AWSTATS_CONFIG}.working

        for MARKER in __WWWSERVERALIAS__ __CDNSERVERALIAS__ __SECCDNSERVERALIAS__ ; do

            # Turns __MARKER__ into marker and puts packagename/ on the front

            DEBCONF_VAR=$(echo "${MARKER:2:${#MARKER}-4}" | tr '[:upper:]' '[:lower:]')

            db_get libravatar-common/$DEBCONF_VAR

            VALUE=${RET}

            if [ "z${VALUE}" = "z" ] ; then

                sed -i -e "s/${MARKER}//g" ${APACHE_CONFIG}.working

            else

                sed -i -e "s/${MARKER}/ServerAlias ${RET}/g" ${APACHE_CONFIG}.working

            fi

        done

        for MARKER in $(grep -o -E '__[A-Z0-9_]+__' ${APACHE_CONFIG}.working); do

            # Turns __MARKER__ into marker and puts packagename/ on the front

            DEBCONF_VAR=$(echo "${MARKER:2:${#MARKER}-4}" | tr '[:upper:]' '[:lower:]')

            db_get libravatar-common/$DEBCONF_VAR

            sed -i -e "s/${MARKER}/${RET}/g" ${APACHE_CONFIG}.working

        done

        for MARKER in $(grep -o -E '__[A-Z0-9_]+__' ${AWSTATS_CONFIG}.working); do

            # Turns __MARKER__ into marker and puts packagename/ on the front

            DEBCONF_VAR=$(echo "${MARKER:2:${#MARKER}-4}" | tr '[:upper:]' '[:lower:]')

            db_get libravatar-common/$DEBCONF_VAR

            sed -i -e "s/${MARKER}/${RET}/g" ${AWSTATS_CONFIG}.working

        done

        # Enable apache modules we want unconditionally

        a2enmod alias > /dev/null 2>&1

        a2enmod expires > /dev/null 2>&1

        a2enmod headers > /dev/null 2>&1

        a2enmod rewrite > /dev/null 2>&1

        a2enmod ssl > /dev/null 2>&1

        a2enmod wsgi > /dev/null 2>&1

        # We a2ensite the site the first time the config is installed, but not after

        ENABLE_SITE=""

        if [ ! -e /etc/apache2/sites-available/libravatar-www.conf ]; then

            ENABLE_SITE="true"

        fi

        mv ${APACHE_CONFIG}.working /etc/apache2/sites-available/libravatar-www.conf

        if [ "$ENABLE_SITE" != "" ]; then

            a2ensite libravatar-www

        fi

        echo ""

        echo "Libravatar is now ready for action. You need to restart apache for any"

        echo "configuration changes to take effect"

        echo ""

        mkdir -p /etc/awstats

        mv ${AWSTATS_CONFIG}.working /etc/awstats/awstats.www.conf

        mkdir -p ${AWSTATS_DIR}

        chown www-data:www-data ${AWSTATS_DIR}

    ;;

    abort-upgrade|abort-remove|abort-deconfigure)

    ;;

    *)

        echo "postinst called with unknown argument \`$1'" >&2

        exit 1

    ;;

esac

# dh_installdeb will replace this with shell code automatically

# generated by other debhelper scripts.

#DEBHELPER#

db_stop

exit 0