freedombone-addremove

#!/bin/bash
#  _____               _           _
# |   __|___ ___ ___ _| |___ _____| |_ ___ ___ ___
# |   __|  _| -_| -_| . | . |     | . | . |   | -_|
# |__|  |_| |___|___|___|___|_|_|_|___|___|_|_|___|
#
#                              Freedom in the Cloud
#
# Add or remove apps
#
# This is a wrapper which catches the exit state from the base script
# and alters the webadmin index screen if needed
#
# License
# =======
#
# Copyright (C) 2015-2019 Bob Mottram <bob@freedombone.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

arg1="$1"
arg2="$2"

adding_app_file=/root/.addremove_app_command
if [ -f "$adding_app_file" ]; then
    rm "$adding_app_file"
fi

if [[ "$arg1" == 'add' ]]; then
    if [ "$arg2" ]; then
        touch "$adding_app_file"
    fi
fi

/usr/local/bin/freedombone-addremove-base "$arg1" "$arg2" || \
    (
        echo $'addremove fail state'

        if [ -f "$adding_app_file" ]; then
            echo $'Failed to add app'
            rm "$adding_app_file"

            local_hostname=$(grep 'host-name' /etc/avahi/avahi-daemon.conf | awk -F '=' '{print $2}').local
            webadmin_install_dir="/var/www/${local_hostname}/htdocs/admin"
            pending_installs="$webadmin_install_dir/pending_installs.txt"

            # remove from pending installs
            sed -i "/install_$arg2/d" "$pending_installs"

            cancel_install_file="$webadmin_install_dir/.cancel_install.txt"
            if [ ! -f "$cancel_install_file" ]; then
                # show the failed screen
                cp "$webadmin_install_dir/app_installing_failed.html" "$webadmin_install_dir/index.html"
                #rm "$webadmin_install_dir/app_installing_failed.html"
                chown www-data:www-data "$webadmin_install_dir/index.html"
                cp "$webadmin_install_dir/app_installing_failed.html" "$webadmin_install_dir/installing_progress.html"
                chown www-data:www-data "$webadmin_install_dir/installing_progress.html"
            else
                cp "$webadmin_install_dir/index_app_installing.html" "$webadmin_install_dir/index.html"
                #rm "$webadmin_install_dir/index_app_installing.html"
                chown www-data:www-data "$webadmin_install_dir/index.html"
                cp "$webadmin_install_dir/index_app_installing.html" "$webadmin_install_dir/installing_progress.html"
                chown www-data:www-data "$webadmin_install_dir/installing_progress.html"
                echo "Restored index screen" >> "$webadmin_install_dir/applog.txt";
            fi

            currently_installing_app_domain=/root/.fbone_currently_installing_app_domain
            if [ -f "$currently_installing_app_domain" ]; then
                app_domain=$(cat "$currently_installing_app_domain")

                # if an nginx config was added for the app then remove it
                # and restart the web server
                if [ -f "/etc/nginx/sites-available/${app_domain}" ]; then
                    echo "Removing /etc/nginx/sites-available/${app_domain}" >> "$webadmin_install_dir/applog.txt"
                    nginx_dissite "${app_domain}"
                    mv "/etc/nginx/sites-available/${app_domain}" /root/.nginx_config
                    cat /root/.nginx_config >> "$webadmin_install_dir/applog.txt"
                    echo "Restarting nginx" >> "$webadmin_install_dir/applog.txt"
                    systemctl restart nginx
                fi
                rm "$currently_installing_app_domain"
            fi

            exit 1
        else
            exit 0
        fi
    )

if [ -f /root/.nginx_config ]; then
    rm /root/.nginx_config
fi

if [ -f "$adding_app_file" ]; then
    rm "$adding_app_file"
fi

exit 0