From: Hugo Villeneuve <hugo@hugovil.com>
Date: Thu, 29 Aug 2013 02:18:59 +0000 (-0400)
Subject: Fix bug preventing clean unmounting of rootfs
X-Git-Url: http://gitweb.hugovil.com/?a=commitdiff_plain;h=2ae8d010cef72cd9f12c7ca3cf9260ffe68fa4ca;p=hvlinux.git

Fix bug preventing clean unmounting of rootfs
---

diff --git a/stage1/bootscripts/rc b/stage1/bootscripts/rc
index f747bc8..f9654f5 100755
--- a/stage1/bootscripts/rc
+++ b/stage1/bootscripts/rc
@@ -85,65 +85,83 @@ fi
 # If so, first collect all the K* scripts in the new run level.
 if [ ${previous} != N ]; then
     for kill_script in $(ls /etc/rc.d/rc${runlevel}.d/K* 2> /dev/null); do
-	if [ -f ${kill_script} ]; then
-	    # "suffix" will contain the script name without the leading Kxx.
-	    suffix="${kill_script##*/K[0-9][0-9]}"
-
-	    # If there is a S script in the previous runlevel corresponding
-	    # to this K script, determine what it's full path is.
-	    previous_start="/etc/rc.d/rc${previous}.d/S[0-9][0-9]${suffix}"
-
-	    # If no start script was found in the previous run level it could
-	    # be that something was started in rcsysinit.d (sysinit level) so we'll
-	    # determine the path for that possibility as well.
-	    sysinit_start="/etc/rc.d/rcsysinit.d/S[0-9][0-9]${suffix}"
-
-	    # Stop the service if there is a start script in the previous run
-	    # level or in the sysinit level. Otherwise, don't execute this K
-	    # script because the service is not active.
-	    if [ -f ${previous_start} -o -f ${sysinit_start} ]; then
-		startup ${kill_script} stop
-		retval=${?}
-		if [ ${retval} -ne ${EXIT_CODE_SUCCESS} -a ${retval} -ne ${EXIT_CODE_WARNING} ]; then
-		    print_error_msg ${kill_script} ${retval}
-		fi
-	    fi
+        check_script_status ${kill_script}
+        if [ ${?} != ${EXIT_CODE_SUCCESS} ]; then
+            continue
+        fi
+
+        # "suffix" will contain the script name without the leading Kxx.
+	suffix="${kill_script##*/K[0-9][0-9]}"
+
+	# If there is a S script in the previous runlevel corresponding
+	# to this K script, determine what it's full path is.
+	previous_start="/etc/rc.d/rc${previous}.d/S[0-9][0-9]${suffix}"
+
+	# If no start script was found in the previous run level it could
+	# be that something was started in rcsysinit.d (sysinit level) so we'll
+	# determine the path for that possibility as well.
+	sysinit_start="/etc/rc.d/rcsysinit.d/S[0-9][0-9]${suffix}"
+
+	# Stop the service if there is a start script in the previous run
+	# level or in the sysinit level. Otherwise, don't execute this K
+	# script because the service is not active.
+        if [ "${runlevel}" != "0" -a "${runlevel}" != "6" ]; then
+	    if [ ! -f ${previous_start} -a ! -f ${sysinit_start} ]; then
+                echo "Warning: script ${kill_script} cannot be stopped because it was not started"
+                echo "in the previous runlevel"
+                continue
+            fi
+        fi
+
+	startup ${kill_script} stop
+	retval=${?}
+	if [ ${retval} -ne ${EXIT_CODE_SUCCESS} -a ${retval} -ne ${EXIT_CODE_WARNING} ]; then
+	    print_error_msg ${kill_script} ${retval}
 	fi
     done
 fi
 
 # Now run the START scripts for this runlevel.
 for start_script in $(ls /etc/rc.d/rc${runlevel}.d/S* 2> /dev/null); do
-    # "suffix" will contain the script name without the leading Sxx.
-    suffix=${start_script#/etc/rc.d/rc${runlevel}.d/S[0-9][0-9]}
+    if [ "${previous}" != "N" ]; then
+        # "suffix" will contain the script name without the leading Sxx.
+        suffix=${start_script#/etc/rc.d/rc${runlevel}.d/S[0-9][0-9]}
 
-    # If there is a K script in the current runlevel corresponding
-    # to this S script, determine what it's full path is.
-    current_stop=/etc/rc.d/rc${runlevel}.d/K[0-9][0-9]${suffix}
+        # If there is a K script in the current runlevel corresponding
+        # to this S script, determine what it's full path is.
+        current_stop=/etc/rc.d/rc${runlevel}.d/K[0-9][0-9]${suffix}
 
-    if [ ${previous} != "N" ]; then
    	# If there is a S script in the previous runlevel corresponding
 	# to this S script, determine what it's full path is.
 	previous_start=/etc/rc.d/rc${previous}.d/S[0-9][0-9]${suffix}
-    else
-	previous_start=""
+
+        if [ -f ${previous_start} -a ! -f ${current_stop} ]; then
+            # If the service was started in the previous level and was not stopped
+	    # in this runlevel, then we don't have to re-start it.
+            continue
+        fi
     fi
 
-    if [ -f "$previous_start" -a ! -f "$current_stop" ]; then
-	# If the service was started in the previous level and was not stopped
-	# in this runlevel, then we don't have to re-start it.
-	continue
-    else
-	# If the service was not started in the previous level, or if we just
-	# stopped it in this runlevel, then we need to start or restart it.
-	check_script_status ${start_script}
-	if [ ${?} == ${EXIT_CODE_SUCCESS} ]; then
-	    startup ${start_script} start
-	    retval=${?}
-	    if [ ${retval} -ne ${EXIT_CODE_SUCCESS} -a ${retval} -ne ${EXIT_CODE_WARNING} ]; then
-		print_error_msg ${start_script} ${retval}
-	    fi
-	fi
+    check_script_status ${start_script}
+    if [ ${?} != ${EXIT_CODE_SUCCESS} ]; then
+        continue
+    fi
+
+    # If the service was not started in the previous level, or if we just
+    # stopped it in this runlevel, then we need to start or restart it.
+
+    case ${runlevel} in
+        0|6)
+            startup ${start_script} stop
+            ;;
+        *)
+            startup ${start_script} start
+            ;;
+    esac
+
+    retval=${?}
+    if [ ${retval} -ne ${EXIT_CODE_SUCCESS} -a ${retval} -ne ${EXIT_CODE_WARNING} ]; then
+	print_error_msg ${start_script} ${retval}
     fi
 done
 
diff --git a/stage1/bootscripts/sendsignals b/stage1/bootscripts/sendsignals
index c546fe5..d1a06a2 100755
--- a/stage1/bootscripts/sendsignals
+++ b/stage1/bootscripts/sendsignals
@@ -8,10 +8,14 @@ source /etc/rc.d/init.d/functions
 log_script_name "$0 $*"
 
 # Send all the remaining processes the TERM signal
-cmd_run_log_box "Sending all processes the TERM signal" /sbin/killall5 -15
+cmd_run_log_box_warn "Sending all processes the TERM signal" /sbin/killall5 -15
 
-# Send all the remaining process (after sending them the TERM signal before)
+sleep 2
+
+# Send all the remaining processes (after sending them the TERM signal before)
 # the KILL signal.
-cmd_run_log_box "Sending all processes the KILL signal" /sbin/killall5 -9
+cmd_run_log_box_warn "Sending all processes the KILL signal" /sbin/killall5 -9
+
+sleep 2
 
 exit $?
diff --git a/stage1/install-bootscripts b/stage1/install-bootscripts
index 4dbff41..15f22e8 100755
--- a/stage1/install-bootscripts
+++ b/stage1/install-bootscripts
@@ -34,16 +34,20 @@ bootscript_add_rcsysinit mountkernfs 15 00
 bootscript_add_rcsysinit modules     20 00
 bootscript_add_rcsysinit udev        25 00
 bootscript_add_rcsysinit checkfs     30 00
-bootscript_add_rcsysinit mountfs     35 95
-bootscript_add_rcsysinit swap        40 94
+bootscript_add_rcsysinit mountfs     35 00
+bootscript_add_rcsysinit swap        40 00
 bootscript_add_rcsysinit cleanfs     45 00
 
 # rc0.d
-bootscript_add_manual 0 sendsignals 95 00
+bootscript_add_manual 0 sendsignals 60 00
+bootscript_add_manual 0 swap        65 00
+bootscript_add_manual 0 mountfs     70 00
 bootscript_add_manual 0 halt        99 00
 
 # rc6.d is almost identical to rc0.d
-bootscript_add_manual 6 sendsignals 95 00
+bootscript_add_manual 6 sendsignals 60 00
+bootscript_add_manual 6 swap        65 00
+bootscript_add_manual 6 mountfs     70 00
 bootscript_add_manual 6 reboot      99 00
 
 exit $?