pkg: Adding syncd.init file for Broadcom SAI (sonic-net#11)

debian/rules

@@ -31,5 +31,8 @@ DEB_SAI_FLAVOR ?= "bcm"
 override_dh_auto_configure:
 	dh_auto_configure -- --with-sai=$(DEB_SAI_FLAVOR)
 
-override_dh_auto_install:
-	dh_auto_install
+# SONiC:
+# override dh_installinit to prepare init file for different SAI flavors
+override_dh_installinit:
+	if [ "$(DEB_SAI_FLAVOR)" = "bcm" ]; then cp debian/syncd.bcm.init debian/syncd.init; fi
+	dh_installinit

debian/syncd.bcm.init

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+### BEGIN INIT INFO
+# Provides:          syncd
+# Required-Start:
+# Required-Stop:
+# Default-Start:     S
+# Default-Stop:      0 6
+# Short-Description: SONiC sync daemon
+# Description:       Enable service syncd.
+### END INIT INFO
+
+case "$1" in
+start)
+    [ -e /dev/linux-bcm-knet ] || mknod /dev/linux-bcm-knet c 122 0
+    [ -e /dev/linux-user-bde ] || mknod /dev/linux-user-bde c 126 0
+    [ -e /dev/linux-kernel-bde ] || mknod /dev/linux-kernel-bde c 127 0
+    ;;
+stop)
+    ;;
+*)
+    echo "Usage: service syncd {start|stop}"
+    exit 1
+    ;;
+esac
+
+exit 0