added nc-rsync-auto

changelog.md

@@ -1,7 +1,9 @@
 
-[v0.51.0](https://github.com/nextcloud/nextcloudpi/commit/95c92da) (2018-03-12) added nc-rsync
+[v0.52.0](https://github.com/nextcloud/nextcloudpi/commit/55cfec0) (2018-03-12) added nc-rsync-auto
 
-[v0.50.0](https://github.com/nextcloud/nextcloudpi/commit/a195697) (2018-03-12) added nc-snapshot-sync
+[v0.51.0 ](https://github.com/nextcloud/nextcloudpi/commit/2566e44) (2018-03-12) added nc-rsync
+
+[v0.50.0 ](https://github.com/nextcloud/nextcloudpi/commit/b663e32) (2018-03-12) added nc-snapshot-sync
 
 [v0.47.4 ](https://github.com/nextcloud/nextcloudpi/commit/5e9cb51) (2018-03-14) Add template generation functionality to L10N.php (activate by setting constant GENERATE_TEMPLATES to true).
 

etc/nextcloudpi-config.d/nc-rsync-auto.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+
+# Periodically sync Nextcloud datafolder through rsync
+#
+# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
+# GPL licensed (see end of file) * Use at your own risk!
+#
+# Usage:
+# 
+#   ./installer.sh nc-rsync.sh <IP> (<img>)
+#
+# See installer.sh instructions for details
+#
+# More at https://ownyourbits.com/2017/02/13/nextcloud-ready-raspberry-pi-image/
+#
+
+ACTIVE_=no
+DESTINATION_=user@ip:/path/to/sync
+SYNCDAYS_=3
+DESCRIPTION="Periodically sync Nextcloud data through rsync"
+
+INFO="DESTINATION can be a regular path for local sync
+'user' needs SSH autologin from the NCP 'root' user at 'ip'"
+
+install()
+{
+  apt-get update
+  apt-get install --no-install-recommends -y rsync
+}
+
+configure()
+{
+  [[ $ACTIVE_ != "yes" ]] && { 
+    rm /etc/cron.d/ncp-rsync-auto
+    echo "automatic rsync disabled"
+    return 0
+  }
+
+  local DATADIR
+  DATADIR=$( sudo -u www-data php /var/www/nextcloud/occ config:system:get datadirectory ) || {
+    echo -e "Error reading data directory. Is NextCloud running and configured?";
+    return 1;
+  }
+
+  [[ "$DESTINATION_" =~ : ]] && {
+    local NET="$( sed 's|:.*||' <<<"$DESTINATION_" )"
+    local SSH=( ssh -o "BatchMode=yes" "$NET" )
+    ${SSH[@]} : || { echo "SSH non-interactive not properly configured"; return 1; }
+  }
+
+  echo "0  5  */${SYNCDAYS_}  *  *  root  /usr/bin/rsync -aAx --delete \"$DATADIR\" \"$DESTINATION_\"" > /etc/cron.d/ncp-rsync-auto
+  service cron restart
+
+  echo "automatic rsync enabled"
+}
+
+# License
+#
+# This script is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This script 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this script; if not, write to the
+# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+# Boston, MA  02111-1307  USA
+