dracut/0167-Revert-Let-user-specify-the-action-after-fail.patch

From 687000767464401261f336d118de9bba7f50e88d Mon Sep 17 00:00:00 2001
From: "dyoung@redhat.com" <dyoung@redhat.com>
Date: Mon, 31 Aug 2015 10:43:20 +0800
Subject: [PATCH] Revert "Let user specify the action after fail"

This reverts commit 9d787df19674937e8c07bd295b5d282a63829209

action_on_fail is useless thus remove the commits for it one by one.

Signed-off-by: Dave Young <dyoung@redhat.com>
---
 dracut.cmdline.7.asc                           |  4 ----
 modules.d/95rootfs-block/mount-root.sh         |  2 +-
 modules.d/98dracut-systemd/dracut-initqueue.sh |  2 +-
 modules.d/98dracut-systemd/dracut-mount.sh     |  2 +-
 modules.d/98selinux/selinux-loadpolicy.sh      |  6 ++++--
 modules.d/98usrmount/mount-usr.sh              |  4 ++--
 modules.d/99base/dracut-lib.sh                 | 22 ----------------------
 modules.d/99base/init.sh                       | 12 ++++++------
 8 files changed, 15 insertions(+), 39 deletions(-)

diff --git a/dracut.cmdline.7.asc b/dracut.cmdline.7.asc
index cd8cc66..d790afd 100644
--- a/dracut.cmdline.7.asc
+++ b/dracut.cmdline.7.asc
@@ -159,10 +159,6 @@ Misc
    specify the controlling terminal for the console.
    This is useful, if you have multiple "console=" arguments.
 
-**action_on_fail=**_{shell|continue}_::
-   Specify the action after failure. By default it's emergency_shell.
-   'continue' means: ignore the current failure and go ahead.
-
 [[dracutkerneldebug]]
 Debug
 ~~~~~
diff --git a/modules.d/95rootfs-block/mount-root.sh b/modules.d/95rootfs-block/mount-root.sh
index 7e9c5bb..924393b 100755
--- a/modules.d/95rootfs-block/mount-root.sh
+++ b/modules.d/95rootfs-block/mount-root.sh
@@ -66,7 +66,7 @@ mount_root() {
                 warn "*** Warning -- the system did not shut down cleanly. "
                 warn "*** Dropping you to a shell; the system will continue"
                 warn "*** when you leave the shell."
-                action_on_fail
+                emergency_shell
             fi
             fsckoptions="$AUTOFSCK_OPT $fsckoptions"
         fi
diff --git a/modules.d/98dracut-systemd/dracut-initqueue.sh b/modules.d/98dracut-systemd/dracut-initqueue.sh
index 881f639..3ddc236 100755
--- a/modules.d/98dracut-systemd/dracut-initqueue.sh
+++ b/modules.d/98dracut-systemd/dracut-initqueue.sh
@@ -68,7 +68,7 @@ while :; do
     main_loop=$(($main_loop+1))
     if [ $main_loop -gt $RDRETRY ]; then
         if ! [ -f /sysroot/etc/fstab ] || ! [ -e /sysroot/sbin/init ] ; then
-            action_on_fail "Could not boot." && break
+            emergency_shell "Could not boot."
         fi
         warn "Not all disks have been found."
         warn "You might want to regenerate your initramfs."
diff --git a/modules.d/98dracut-systemd/dracut-mount.sh b/modules.d/98dracut-systemd/dracut-mount.sh
index 11ba7bc..c4febfe 100755
--- a/modules.d/98dracut-systemd/dracut-mount.sh
+++ b/modules.d/98dracut-systemd/dracut-mount.sh
@@ -29,7 +29,7 @@ while :; do
     done
 
     i=$(($i+1))
-    [ $i -gt 20 ] && action_on_fail "Can't mount root filesystem" && break
+    [ $i -gt 20 ] && emergency_shell "Can't mount root filesystem"
 done
 
 export -p > /dracut-state.sh
diff --git a/modules.d/98selinux/selinux-loadpolicy.sh b/modules.d/98selinux/selinux-loadpolicy.sh
index d0ac834..ca81a38 100755
--- a/modules.d/98selinux/selinux-loadpolicy.sh
+++ b/modules.d/98selinux/selinux-loadpolicy.sh
@@ -54,14 +54,16 @@ rd_load_policy()
         if [ $ret -eq 3 -o $permissive -eq 0 ]; then
             warn "Machine in enforcing mode."
             warn "Not continuing"
-            action_on_fail -n selinux || exit 1
+            emergency_shell -n selinux
+            exit 1
         fi
         return 0
     elif [ $permissive -eq 0 -a "$SELINUX" != "disabled" ]; then
         warn "Machine in enforcing mode and cannot execute load_policy."
         warn "To disable selinux, add selinux=0 to the kernel command line."
         warn "Not continuing"
-        action_on_fail -n selinux || exit 1
+        emergency_shell -n selinux
+        exit 1
     fi
 }
 
diff --git a/modules.d/98usrmount/mount-usr.sh b/modules.d/98usrmount/mount-usr.sh
index d1a629c..1699604 100755
--- a/modules.d/98usrmount/mount-usr.sh
+++ b/modules.d/98usrmount/mount-usr.sh
@@ -40,7 +40,7 @@ fsck_usr()
             warn "*** Warning -- the system did not shut down cleanly. "
             warn "*** Dropping you to a shell; the system will continue"
             warn "*** when you leave the shell."
-            action_on_fail
+            emergency_shell
         fi
         _fsckoptions="$AUTOFSCK_OPT $_fsckoptions"
     fi
@@ -103,7 +103,7 @@ mount_usr()
             warn "Mounting /usr to $NEWROOT/usr failed"
             warn "*** Dropping you to a shell; the system will continue"
             warn "*** when you leave the shell."
-            action_on_fail
+            emergency_shell
         fi
     fi
 }
diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
index 1ac9b3c..d3a7b59 100755
--- a/modules.d/99base/dracut-lib.sh
+++ b/modules.d/99base/dracut-lib.sh
@@ -1141,28 +1141,6 @@ emergency_shell()
     fi
 }
 
-action_on_fail()
-{
-    local _action=$(getarg action_on_fail=)
-    case "$_action" in
-        continue)
-            [ "$1" = "-n" ] && shift 2
-            [ "$1" = "--shutdown" ] && shift 2
-            warn "$*"
-            warn "Not dropping to emergency shell, because 'action_on_fail=continue' was set on the kernel command line."
-            return 0
-            ;;
-        shell)
-            emergency_shell $@
-            return 1
-            ;;
-        *)
-            emergency_shell $@
-            return 1
-            ;;
-    esac
-}
-
 # Retain the values of these variables but ensure that they are unexported
 # This is a POSIX-compliant equivalent of bash's "export -n"
 export_n()
diff --git a/modules.d/99base/init.sh b/modules.d/99base/init.sh
index a59e8ea..e2e4029 100755
--- a/modules.d/99base/init.sh
+++ b/modules.d/99base/init.sh
@@ -85,7 +85,7 @@ if command -v kmod >/dev/null 2>/dev/null; then
         done
 fi
 
-trap "action_on_fail Signal caught!" 0
+trap "emergency_shell Signal caught!" 0
 
 export UDEVVERSION=$(udevadm --version)
 if [ $UDEVVERSION -gt 166 ]; then
@@ -214,7 +214,7 @@ while :; do
 
     main_loop=$(($main_loop+1))
     [ $main_loop -gt $RDRETRY ] \
-        && { flock -s 9 ; action_on_fail "Could not boot." && break; } 9>/.console_lock
+        && { flock -s 9 ; emergency_shell "Could not boot."; } 9>/.console_lock
 done
 unset job
 unset queuetriggered
@@ -249,7 +249,7 @@ while :; do
 
     _i_mount=$(($_i_mount+1))
     [ $_i_mount -gt 20 ] \
-        && { flock -s 9 ; action_on_fail "Can't mount root filesystem" && break; } 9>/.console_lock
+        && { flock -s 9 ; emergency_shell "Can't mount root filesystem"; } 9>/.console_lock
 done
 
 {
@@ -283,7 +283,7 @@ done
 [ "$INIT" ] || {
     echo "Cannot find init!"
     echo "Please check to make sure you passed a valid root filesystem!"
-    action_on_fail
+    emergency_shell
 }
 
 if [ $UDEVVERSION -lt 168 ]; then
@@ -387,13 +387,13 @@ if [ -f /etc/capsdrop ]; then
 	warn "Command:"
 	warn capsh --drop=$CAPS_INIT_DROP -- -c exec switch_root "$NEWROOT" "$INIT" $initargs
 	warn "failed."
-	action_on_fail
+	emergency_shell
     }
 else
     unset RD_DEBUG
     exec $SWITCH_ROOT "$NEWROOT" "$INIT" $initargs || {
 	warn "Something went very badly wrong in the initramfs.  Please "
 	warn "file a bug against dracut."
-	action_on_fail
+	emergency_shell
     }
 fi