Add in startup code for the pinata specific tools. Should be split out as packages later

Signed-off-by: Justin Cormack <justin.cormack@unikernel.com>

alpine/Dockerfile

@@ -35,10 +35,12 @@ RUN \
   rc-update add localmount && \
   rc-update add klogd && \
   rc-update add docker default && \
+  rc-update add 9pinit default && \
+  rc-update add 9pudc default && \
+  rc-update add mdnstool default && \
   ln -s /bin/busybox /init
 
-# docker mac specific, and should be moved anyway
-RUN mkdir /Mac /Socket
+# docker mac specific, should be packages
 COPY packages/9pudc/9pudc packages/mdnstool/mdnstool /sbin/
 
 CMD ["/bin/sh"]

alpine/Makefile

@@ -2,7 +2,7 @@ all:	initrd.img
 
 ETCFILES=etc/issue etc/motd etc/inittab etc/network/interfaces
 ETCFILES+=etc/hostname- etc/resolv.conf- etc/hosts-
-ETCFILES+=etc/init.d/chronyd
+ETCFILES+=etc/init.d/chronyd etc/init.d/9pinit etc/init.d/9pudc etc/init.d/mdnstool
 
 initrd.img: Dockerfile mkinitrd.sh repositories $(ETCFILES)
 	rm -f initrd.img

alpine/etc/fstab

@@ -1,2 +0,0 @@
-socket	/Socket	9p	trans=virtio,dfltuid=1001,dfltgid=50,version=9p2000	0	0
-plan9	/Mac	9p	trans=virtio,dfltuid=1001,dfltgid=50,version=9p2000	0	0

alpine/etc/init.d/9pinit

@@ -0,0 +1,11 @@
+#!/sbin/openrc-run
+
+start()
+{
+	ebegin "Mounting 9p sockets"
+	mkdir -p /Socket
+	mount -t 9p -o trans=virtio,dfltuid=1001,dfltgid=50,version=9p2000 socket /Socket
+	mkdir -p /Mac
+	mount -t 9p -o trans=virtio,dfltuid=1001,dfltgid=50,version=9p2000.u plan9 /Mac
+	eend 0
+}

alpine/etc/init.d/9pudc

@@ -0,0 +1,32 @@
+#!/sbin/openrc-run
+
+description="9p socket proxy client"
+
+depend()
+{
+	need 9pinit
+}
+
+start()
+{
+	ebegin "Starting docker socket passthrough"
+
+	[ -n "${PIDFILE}" ] || PIDFILE=/var/run/9pudc.pid
+
+	start-stop-daemon --start --quiet \
+		--exec /sbin/9pudc \
+		--pidfile "${PIDFILE}" \
+		-- -path /Socket -sock /var/run/docker.sock -detach
+	eend $? "Failed to start 9pudc"
+}
+
+stop()
+{
+	ebegin "Stopping docker socket passthrough"
+
+	[ -n "${PIDFILE}" ] || PIDFILE=/var/run/9pudc.pid
+
+	start-stop-daemon --stop --quiet \
+		--pidfile "${PIDFILE}"
+	eend $? "Failed to stop 9pudc"
+}

alpine/etc/init.d/mdnstool

@@ -0,0 +1,33 @@
+#!/sbin/openrc-run
+
+description="mDNS server"
+
+depend()
+{
+        need 9pinit net
+	after firewall
+}
+
+start()
+{
+	ebegin "Starting mDNS serevr"
+
+	[ -n "${PIDFILE}" ] || PIDFILE=/var/run/mdnstool.pid
+
+	start-stop-daemon --start --quiet \
+		--exec /sbin/mdnstool \
+		--pidfile "${PIDFILE}" \
+		-- if eth0 -detach
+	eend $? "Failed to start mDNS server"
+}
+
+stop()
+{
+	ebegin "Stopping mDNS server"
+
+	[ -n "${PIDFILE}" ] || PIDFILE=/var/run/mdnstool.pid
+
+	start-stop-daemon --stop --quiet \
+		--pidfile "${PIDFILE}"
+	eend $? "Failed to stop mDNS server"
+}

alpine/packages/9pudc/Makefile

@@ -3,6 +3,7 @@ all: 9pudc
 9pudc: Dockerfile main.go
 	docker build -t 9pudc:test .
 	docker run 9pudc:test cat /go/bin/9pudc > 9pudc
+	chmod 555 9pudc
 
 clean:
 	rm -f 9pudc

alpine/packages/mdnstool/Makefile

@@ -3,6 +3,7 @@ all: mdnstool
 mdnstool: Dockerfile mdnstool.go mdnsmon/mdnsmon.go
 	docker build -t mdnstool:test .
 	docker run mdnstool:test cat /go/bin/mdnstool > mdnstool
+	chmod 555 mdnstool
 
 clean:
 	rm -f mdnstool