From 2ed66161955e79cae78f1b94455a83b2438345e9 Mon Sep 17 00:00:00 2001
From: Justin Cormack <justin@specialbusservice.com>
Date: Wed, 24 Aug 2016 00:24:02 +0100
Subject: [PATCH] Remove hacky code for fast shutdown

Shutdown without this still seems pretty quick, and we are no longer
shutting down frequently for state changes, so I think this is a
reasonable change.

See #430

Signed-off-by: Justin Cormack <justin@specialbusservice.com>
---
 alpine/packages/docker/etc/init.d/docker | 80 ------------------------
 1 file changed, 80 deletions(-)

diff --git a/alpine/packages/docker/etc/init.d/docker b/alpine/packages/docker/etc/init.d/docker
index 4ac3236f7..92d265e82 100755
--- a/alpine/packages/docker/etc/init.d/docker
+++ b/alpine/packages/docker/etc/init.d/docker
@@ -106,85 +106,5 @@ stop()
 	pidfile="/run/docker.pid"
 	start-stop-daemon --stop --quiet --pidfile ${pidfile} --retry 15
 
-	# taken from localmount stop script
-	# XXX fix more cleanly see #35
-
-        yesno $RC_GOINGDOWN || return 0
-        # We never unmount / or /dev or $RC_SVCDIR
-
-        # Bug 381783
-        local rc_svcdir=$(printf '%s\n' "$RC_SVCDIR" | sed 's:/lib\(32\|64\)\?/:/lib(32|64)?/:g')
-
-        local x= no_umounts_r="/|/dev|/dev/.*|${rc_svcdir}"
-        no_umounts_r="${no_umounts_r}|/bin|/sbin|/lib(32|64)?|/libexec"
-        # RC_NO_UMOUNTS is an env var that can be set by plugins
-        local IFS="$IFS:"
-        for x in $no_umounts $RC_NO_UMOUNTS; do
-                no_umounts_r="$no_umounts_r|$x"
-        done
-
-        if [ "$RC_UNAME" = Linux ]; then
-                no_umounts_r="$no_umounts_r|/proc|/proc/.*|/run|/sys|/sys/.*"
-                if [ -e "$rc_svcdir"/usr_premounted ]; then
-                        no_umounts_r="$no_umounts_r|/usr"
-                fi
-        fi
-        no_umounts_r="^($no_umounts_r)$"
-
-        # Flush all pending disk writes now
-        sync
-
-        . "$RC_LIBEXECDIR"/sh/rc-mount.sh
-
-        if [ "$RC_UNAME" = Linux ] && [ -d /sys/fs/aufs ] ; then
-                #if / is aufs we remount it noxino during shutdown
-                if mountinfo -q -f '^aufs$' / ; then
-                        mount -o remount,noxino,rw /
-                        sync
-                fi
-
-                local aufs_branch aufs_mount_point aufs_si_id aufs_br_id branches
-                for aufs_si_dir in /sys/fs/aufs/si*; do
-                        [ -d "${aufs_si_dir}" ] || continue
-                        aufs_si_id="si=${aufs_si_dir#/sys/fs/aufs/si_}"
-                        aufs_mount_point="$(mountinfo -o ${aufs_si_id})"
-                        branches="$aufs_si_dir/br[0-9] $aufs_si_dir/br[0-9][0-9] $aufs_si_dir/br[0-9][0-9][0-9]"
-                        for x in $branches; do
-                                [ -e "${x}" ] || continue
-                                aufs_branch=$(sed 's/=.*//g' $x)
-                                eindent
-                                if ! mount -o "remount,del:$aufs_branch" "$aufs_mount_point" > /dev/null 2>&1; then
-                                        ewarn "Failed to remove branch $aufs_branch from aufs \
-                                        $aufs_mount_point"
-                                fi
-                                eoutdent
-                                sync
-                        done
-                done
-        fi
-
-        # Umount loop devices
-        einfo "Unmounting loop devices"
-        eindent
-        do_unmount "umount -d" --skip-point-regex "$no_umounts_r" \
-                --node-regex "^/dev/loop"
-        eoutdent
-
-        # Now everything else, except network filesystems as the
-        # network should be down by this point.
-        einfo "Unmounting filesystems"
-        eindent
-        local fs=
-        for x in $net_fs_list $extra_net_fs_list; do
-                fs="$fs${fs:+|}$x"
-        done
-        [ -n "$fs" ] && fs="^($fs)$"
-        do_unmount umount --skip-point-regex "$no_umounts_r" \
-                "${fs:+--skip-fstype-regex}" $fs --nonetdev
-        eoutdent
-
-	# now terminate with extreme prejudice
-	poweroff -f
-
         return 0
 }