1 files changed, 80 insertions, 0 deletions
diff --git a/00-pdnsd b/00-pdnsd
new file mode 100644
index 000000000000..ed7ab1ce87b3
--- /dev/null
+++ b/00-pdnsd
@@ -0,0 +1,80 @@
+#!/bin/sh
+
+INTERFACE=$1
+STATUS=$2
+
+# $INIT should be either "init" (System V) or "systemd".
+INIT=`cat /proc/1/comm`
+
+no_valid_init() {
+  echo 'No valid init system set. Please select either "init" or "systemd".'
+  exit 1
+}
+
+pdnsd_is_running() {
+  # Check whether pDNSd is running.
+  case "$INIT" in
+    'systemd')
+      systemctl is-active pdnsd.service -q
+      return $?
+    ;;
+    'init')
+      [ 'STARTED' = `rc.d list|grep pdnsd|cut -f1 -d']'|cut -d'[' -f2` ]
+      return $?
+    ;;
+    *)
+      no_valid_init
+    ;;
+  esac
+}
+
+pdnsd_init_command() {
+  # Give pDNSd a command through the init system
+  case "$INIT" in
+    'systemd')
+      exec systemctl $1 pdnsd.service
+    ;;
+    'init')
+      exec rc.d $1 pdnsd
+    ;;
+    *)
+      no_valid_init
+    ;;
+  esac
+}
+
+pdnsd_going_up() {
+  if ! pdnsd_is_running; then
+    # pDNSd isn't running. Start it.
+    pdnsd_init_command start
+  else
+    # pDNSd is running. Restart it.
+    pdnsd_init_command restart
+  fi
+}
+
+pdnsd_going_down() {
+  # Check for active interface, take offline if none is active
+  if [ 'connected' != `nm-tool|grep State|cut -f2 -d' '` ]; then
+    pdnsd_init_command stop
+  else
+    # If another interface is active, restart so we're sure we're using
+    # the active connection.
+    pdnsd_init_command restart
+  fi
+}
+
+case "$STATUS" in
+  up)
+    pdnsd_going_up
+  ;;
+  vpn-up)
+    pdnsd_going_up
+  ;;
+  down)
+    pdnsd_going_down
+  ;;
+  vpn-down)
+    pdnsd_going_down
+  ;;
+esac