rsync app

src/freedombone-app-rsync

+#!/bin/bash
+#
+#  _____               _           _
+# |   __|___ ___ ___ _| |___ _____| |_ ___ ___ ___
+# |   __|  _| -_| -_| . | . |     | . | . |   | -_|
+# |__|  |_| |___|___|___|___|_|_|_|___|___|_|_|___|
+#
+#                              Freedom in the Cloud
+#
+# License
+# =======
+#
+# Copyright (C) 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/>.
+
+VARIANTS='full full-vim'
+
+APP_CATEGORY=sync
+
+IN_DEFAULT_INSTALL=0
+INSTALLED_ON_DEFAULT_DOMAIN=1
+SHOW_ON_ABOUT=1
+
+RSYNC_DATA=/var/lib/rsync
+
+# whether to show the domain name in the web UI
+SHOW_DOMAIN_IN_WEBADMIN=1
+NOT_ON_API=0
+
+# Whether to show on http://freedombone/home
+NOT_ON_HOMEPAGE=1
+
+RSYNC_DOMAIN_NAME=
+RSYNC_CODE=
+RSYNC_ONION_PORT=9951
+RSYNC_PORT=873
+
+# These parameters are used by the FreedomBox mobile app and web UI
+RSYNC_SHORT_DESCRIPTION=rsync daemon
+RSYNC_DESCRIPTION=rsync daemon
+RSYNC_MOBILE_APP_URL=https://f-droid.org/wiki/page/org.amoradi.syncopoli
+
+rsync_variables=(ONION_ONLY
+                 RSYNC_CODE
+                 DDNS_PROVIDER
+                 MY_USERNAME)
+
+function change_default_domain_name_rsync {
+    new_default_domain_name="$1"
+    # If anything references DEFAULT_DOMAIN_NAME then change it here
+}
+
+function logging_on_rsync {
+    echo -n ''
+}
+
+function logging_off_rsync {
+    echo -n ''
+}
+
+function remove_user_rsync {
+    remove_username="$1"
+}
+
+function add_user_rsync {
+    new_username="$1"
+    new_user_password="$2"
+
+    echo '0'
+}
+
+function install_interactive_rsync {
+    if [ ! "$ONION_ONLY" ]; then
+        ONION_ONLY='no'
+    fi
+
+    APP_INSTALLED=1
+}
+
+function change_password_rsync {
+    curr_username="$1"
+    new_user_password="$2"
+}
+
+function reconfigure_rsync {
+    # This is used if you need to switch identity. Dump old keys and generate new ones
+    echo -n ''
+}
+
+function configure_interactive_rsync {
+    echo -n ''
+}
+
+function upgrade_rsync {
+    chown -R rsync:rsync "$RSYNC_DATA"
+}
+
+function backup_local_rsync {
+    echo -n ''
+}
+
+function restore_local_rsync {
+    echo -n ''
+}
+
+function backup_remote_rsync {
+    echo -n ''
+}
+
+function restore_remote_rsync {
+    echo -n ''
+}
+
+function remove_rsync {
+    firewall_remove $RSYNC_PORT tcp
+
+    if [ -f /etc/systemd/system/rsync.service ]; then
+        systemctl stop rsync
+        systemctl disable rsync
+        rm /etc/systemd/system/rsync.service
+    fi
+    userdel -r rsync
+    rm -rf "$RSYNC_DATA"
+
+    remove_app rsync
+    remove_completion_param install_rsync
+    sed -i '/rsync/d' "$COMPLETION_FILE"
+}
+
+function install_rsync {
+    $INSTALL_PACKAGES rsync
+
+    increment_app_install_progress
+
+    if [ ! -d "$RSYNC_DATA" ]; then
+        mkdir "$RSYNC_DATA"
+    fi
+    if [ ! -d /etc/rsync ]; then
+        mkdir /etc/rsync
+    fi
+
+    { echo 'pid file = /var/run/rsyncd.pid';
+      echo 'lock file = /var/run/rsync.lock';
+      echo 'log file = /dev/null';
+      echo "port = $RSYNC_PORT";
+      echo '';
+      echo '[files]';
+      echo "path = $RSYNC_DATA";
+      echo 'comment = RSYNC FILES';
+      echo 'read only = true';
+      echo 'timeout = 300'; } > /etc/rsync/rsyncd.conf
+
+    increment_app_install_progress
+
+    adduser --system --home="$RSYNC_DATA" --group rsync
+
+    increment_app_install_progress
+
+    chown -R rsync:rsync /etc/rsync
+    chown -R rsync:rsync "$RSYNC_DATA"
+
+    increment_app_install_progress
+
+    { echo '[Unit]';
+      echo 'Description=rsync';
+      echo 'After=syslog.target';
+      echo 'After=network.target';
+      echo "Documentation=$RSYNC_REPO";
+      echo '';
+      echo '[Service]';
+      echo 'Type=simple';
+      echo 'User=rsync';
+      echo 'Group=rsync';
+      echo "WorkingDirectory=$RSYNC_DATA";
+      echo 'ExecStart=/usr/bin/rsync --config=/etc/rsync/rsyncd.conf --daemon';
+      echo 'Environment=USER=rsync';
+      echo 'Restart=always';
+      echo 'StandardError=syslog';
+      echo '';
+      echo '[Install]';
+      echo 'WantedBy=multi-user.target'; } > "/etc/systemd/system/rsync.service"
+
+    increment_app_install_progress
+
+    systemctl enable rsync
+    systemctl start rsync
+
+    increment_app_install_progress
+
+    firewall_add rsync $RSYNC_PORT tcp
+
+    increment_app_install_progress
+
+    APP_INSTALLED=1
+}
+
+# NOTE: deliberately there is no "exit 0"