mkdumprd: fix dump to local filesystem and raw dump

kdump_dracut_modules/99kdumpbase/kdump.sh

@@ -15,7 +15,7 @@ do_default_action()
     $DEFAULT_ACTION
 }
 
-add_dump_instruction()
+add_dump_code()
 {
     if [ -z "$DUMP_INSTRUCTION" ]
     then
@@ -25,6 +25,24 @@ add_dump_instruction()
     fi
 }
 
+dump_localfs()
+{
+    mount -o remount,rw $NEWROOT/ || return 1
+    [ -d $NEWROOT/mnt ] || mkdir -p $NEWROOT/mnt
+    mount -t $1 $2 $NEWROOT/mnt || return 1
+    mkdir -p $NEWROOT/mnt/$KDUMP_PATH/$DATEDIR
+    $CORE_COLLECTOR /proc/vmcore $NEWROOT/mnt/$KDUMP_PATH/$DATEDIR/vmcore || return 1
+    umount /mnt || return 1
+    return 0
+}
+
+dump_raw()
+{
+    CORE_COLLECTOR=`echo $CORE_COLLECTOR | sed -e's/\(^makedumpfile\)\(.*$\)/\1 -F \2/'`
+    $CORE_COLLECTOR /proc/vmcore | dd of=$1 bs=512 || return 1
+    return 0
+}
+
 dump_rootfs()
 {
     mount -o remount,rw $NEWROOT/ || return 1
@@ -36,6 +54,8 @@ dump_rootfs()
 
 dump_nfs()
 {
+    mount -o remount,rw $NEWROOT/ || return 1
+    [ -d $NEWROOT/mnt ] || mkdir -p $NEWROOT/mnt
     mount -o nolock -o tcp -t nfs $1 $NEWROOT/mnt/
     mkdir -p $NEWROOT/mnt/$KDUMP_PATH/$DATEDIR || return 1
     $CORE_COLLECTOR /proc/vmcore $NEWROOT/mnt/$KDUMP_PATH/$DATEDIR/vmcore || return 1
@@ -50,6 +70,18 @@ dump_ssh()
     return 0
 }
 
+to_dev_name()
+{
+    local _dev=$1
+    local _is_uuid=`echo $1 | grep UUID`
+    local _is_label=`echo $1 | grep LABEL`
+    if [ -n "$_is_uuid" -o -n "$_is_label" ]
+    then
+        _dev=`findfs $1`
+    fi
+    echo $_dev
+}
+
 read_kdump_conf()
 {
     local conf_file="/etc/kdump.conf"
@@ -57,6 +89,12 @@ read_kdump_conf()
         while read config_opt config_val;
         do
 	    case "$config_opt" in
+            ext[234]|xfs|btrfs|minix)
+                add_dump_code "dump_localfs $config_opt "$(to_dev_name $config_val)" || do_default_action"
+                ;;
+            raw)
+                add_dump_code "dump_raw $config_val || do_default_action"
+                ;;
 	    path)
                 KDUMP_PATH="$config_val"
 	        ;;
@@ -66,9 +104,9 @@ read_kdump_conf()
             net)
                 if [ -n "$(echo $config_val | grep @)" ]
                 then
-                    add_dump_instruction "dump_ssh $config_val || do_default_action"
+                    add_dump_code "dump_ssh $config_val || do_default_action"
                 else
-                    add_dump_instruction "dump_nfs $config_val || do_default_action"
+                    add_dump_code "dump_nfs $config_val || do_default_action"
                 fi
                 ;;
             default)

kdump_dracut_modules/99kdumpbase/module-setup.sh

@@ -69,7 +69,7 @@ depends() {
 install() {
     inst "/bin/date" "/bin/date"
     inst "/bin/sync" "/bin/sync"
-    inst "/usr/bin/reboot" "/bin/reboot"
+    inst "/sbin/findfs" "/sbin/findfs"
     inst "/sbin/makedumpfile" "/sbin/makedumpfile"
     inst "/etc/kdump.conf" "/etc/kdump.conf"
     inst_hook pre-pivot 01 "$moddir/kdump.sh"

kexec-tools.spec

@@ -1,6 +1,6 @@
 Name: kexec-tools
 Version: 2.0.2
-Release: 17%{?dist}
+Release: 18%{?dist}
 License: GPLv2
 Group: Applications/System
 Summary: The kexec/kdump userspace component.
@@ -280,6 +280,9 @@ done
 
 
 %changelog
+* Mon Aug 1 2011 Cong Wang <xiyou.wangcong@gmail.com> - 2.0.2-18
+- Fix dump to local filesystem and raw dump.
+
 * Mon Aug 1 2011 Cong Wang <xiyou.wangcong@gmail.com> - 2.0.2-17
 - Depend on dracut-network.
 

sources

@@ -2,4 +2,4 @@ d9f2ecd3c3307905f24130a25816e6cc  kexec-tools-2.0.0.tar.bz2
 3e802d638dce0080b910f15908c04a24  kexec-tools-po.tar.gz
 e3a813bd6d7dace903a05c1296e20d57  makedumpfile-1.3.5.tar.gz
 8e359dd03731b93a2082bd37cc2a4a4c  kexec-tools-2.0.2.tar.bz2
-2cda75991642bd2ad58e93e89297748b  dracut-files.tbz2
+354f51df313598f3ee0429c3ab19242c  dracut-files.tbz2