reviewed duckDNS: small adaptations

changelog.md

@@ -1,13 +1,17 @@
 
-[v0.29.3](https://github.com/nextcloud/nextcloudpi/commit/0a5eabe) (2017-09-24) ncp-web: authentication fixes
+[v0.30.0](https://github.com/nextcloud/nextcloudpi/commit/ab69e1f) (2017-09-25) reviewed duckDNS: small adaptations
+
+[v0.29.4 ](https://github.com/nextcloud/nextcloudpi/commit/caa38a3) (2017-09-23) nc-backup: apply limit before backup
+
+[v0.29.3 ](https://github.com/nextcloud/nextcloudpi/commit/9df3950) (2017-09-24) ncp-web: authentication fixes
 
 [v0.29.2 ](https://github.com/nextcloud/nextcloudpi/commit/353be22) (2017-09-20) changed hostname
 
 [v0.29.1 ](https://github.com/nextcloud/nextcloudpi/commit/0733636) (2017-09-20) lamp: add fileinfo mcrypt packages
 
 [v0.29.0 ](https://github.com/nextcloud/nextcloudpi/commit/0c1f1af) (2017-09-20) updated to NC12.0.3
 
-[v0.28.2 ](https://github.com/nextcloud/nextcloudpi/commit/ac3fcab) (2017-09-18) ncp-web: point changelog to master
+[v0.28.2](https://github.com/nextcloud/nextcloudpi/commit/ac3fcab) (2017-09-18) ncp-web: point changelog to master
 
 [v0.28.1 ](https://github.com/nextcloud/nextcloudpi/commit/3b71b3d) (2017-09-15) nc-static-IP: add new IP to trusted domain
 

etc/nextcloudpi-config.d/duckDNS.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+
+# DuckDNS installation on Raspbian for NextcloudPi
+#
+#
+# Copyleft 2017 by Courtney Hicks
+# GPL licensed (see end of file) * Use at your own risk!
+#
+
+ACTIVE_=no
+DOMAIN_=mycloud.duckdns.org
+TOKEN_=your-duckdns-token
+
+INSTALLDIR=duckdns
+INSTALLPATH=/usr/local/etc/$INSTALLDIR
+CRONFILE=/etc/cron.d/duckdns
+DESCRIPTION="Free Dynamic DNS provider (need account from https://duckdns.org)"
+
+install() { :; }
+
+configure() 
+{
+  local DOMAIN="$( sed 's|.duckdns.org||' <<<"$DOMAIN_" )"
+  if [[ $ACTIVE_ == "yes" ]]; then
+    mkdir -p "$INSTALLPATH"
+
+    # Creates duck.sh script that checks for updates to DNS records
+    touch "$INSTALLPATH"/duck.sh
+    touch "$INSTALLPATH"/duck.log
+    echo -e "echo url=\"https://www.duckdns.org/update?domains=$DOMAIN&token=$TOKEN_&ip=\" | curl -k -o "$INSTALLPATH"/duck.log -K -" > "$INSTALLPATH"/duck.sh
+
+    # Adds file to cron to run script for DNS record updates and change permissions 
+    touch $CRONFILE
+    echo "*/5 * * * * root $INSTALLPATH/duck.sh >/dev/null 2>&1" > "$CRONFILE"
+    chmod 700 "$INSTALLPATH"/duck.sh
+    chmod +x "$CRONFILE"
+
+    # First-time execution of duck script
+    "$INSTALLPATH"/duck.sh > /dev/null 2>&1
+
+    SUCCESS="$( cat $INSTALLPATH/duck.log )"
+
+    # Checks for successful run of duck.sh
+    if [[ $SUCCESS == "OK" ]]; then
+      echo "DuckDNS is enabled"
+    elif [[ $SUCCESS == "KO" ]]; then
+      echo "DuckDNS install failed, is your information correct?"
+    fi
+
+    # Removes config files and cron job if ACTIVE_ is set to no
+  elif [[ $ACTIVE_ == "no" ]]; then
+    rm -f "$CRONFILE"
+    rm -f "$INSTALLPATH"/duck.sh
+    rm -f "$INSTALLPATH"/duck.log
+    rmdir "$INSTALLPATH"
+    echo "DuckDNS is now disabled"
+  fi
+}
+
+# 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