snapcraft: Add babel daemon to snap package

Signed-off-by: Martin Winter <mwinter@opensourcerouting.org>

snapcraft/scripts/Makefile

@@ -12,6 +12,7 @@ install:
 	install -D -m 0755 pimd-service $(DESTDIR)/bin/
 	install -D -m 0755 ldpd-service $(DESTDIR)/bin/
 	install -D -m 0755 nhrpd-service $(DESTDIR)/bin/
+	install -D -m 0755 babeld-service $(DESTDIR)/bin/
 	install -D -m 0755 set-options $(DESTDIR)/bin/
 	install -D -m 0755 show_version $(DESTDIR)/bin/
 

snapcraft/scripts/babeld-service

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+set -e -x
+
+if ! [ -e $SNAP_DATA/babeld.conf ]; then
+    cp $SNAP/etc/frr/babeld.conf.default $SNAP_DATA/babeld.conf
+fi
+exec $SNAP/sbin/babeld \
+    -f $SNAP_DATA/babeld.conf \
+    --pid_file $SNAP_DATA/babeld.pid \
+    --socket $SNAP_DATA/zsock \
+    --vty_socket $SNAP_DATA
+

snapcraft/snapcraft.yaml.in

@@ -4,7 +4,7 @@ summary: FRRouting BGP/OSPFv2/OSPFv3/ISIS/RIP/RIPng/PIM/LDP routing daemon
 description: BGP/OSPFv2/OSPFv3/ISIS/RIP/RIPng/PIM routing daemon
  FRRouting (FRR) is free software which manages TCP/IP based routing 
  protocols. It supports BGP4, BGP4+, OSPFv2, OSPFv3, IS-IS, RIPv1, RIPv2, 
- RIPng, PIM and LDP as well as the IPv6 versions of these.
+ RIPng, PIM, LDP and Babel as well as the IPv6 versions of these.
  FRRouting (frr) is a fork of Quagga.
 confinement: strict
 grade: devel
@@ -91,6 +91,13 @@ apps:
             - network
             - network-bind
             - network-control
+    babeld:
+        command: bin/babeld-service
+        daemon: simple
+        plugs:
+            - network
+            - network-bind
+            - network-control
     set:
         command: bin/set-options
     zebra-debug:
@@ -153,6 +160,12 @@ apps:
             - network
             - network-bind
             - network-control
+    babeld-debug:
+        command: sbin/babeld -f $SNAP_DATA/babeld.conf --pid_file $SNAP_DATA/babeld.pid --socket $SNAP_DATA/zsock --vty_socket $SNAP_DATA
+        plugs:
+            - network
+            - network-bind
+            - network-control
 
 parts:
     frr: 
@@ -231,6 +244,7 @@ parts:
             ripngd.conf.default: etc/frr/ripngd.conf.default
             ldpd.conf.default: etc/frr/ldpd.conf.default
             nhrpd.conf.default: etc/frr/nhrpd.conf.default
+            babeld.conf.default: etc/frr/babeld.conf.default
             vtysh.conf.default: etc/frr/vtysh.conf.default
     frr-scripts:
         plugin: make