Rework moving automount earlier in boot sequence

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

alpine/Dockerfile

@@ -35,14 +35,13 @@ RUN \
   rc-update add sysfs && \
   rc-update add sysfsconf && \
   rc-update add fsck && \
-  rc-update add root && \
   rc-update add crond && \
   rc-update add local && \
   rc-update add localmount && \
   rc-update add docker default && \
   rc-update add proxy default && \
   rc-update add transfused default && \
-  rc-update add automount boot && \
+  rc-update add automount sysinit && \
   rc-update add diagnostics default && \
   rc-update add binfmt_misc default && \
   rc-update add hostsettings default && \

alpine/etc/init.d/fsck

@@ -0,0 +1,12 @@
+#!/sbin/openrc-run
+# do nothing as we do this in automount script
+
+start()
+{
+	return 0
+}
+
+stop()
+{
+	return 0
+}

alpine/packages/automount/etc/init.d/automount

@@ -2,8 +2,7 @@
 
 depend()
 {
-	after dev
-	before docker
+	need dev
 }
 
 do_fsck()