init: Copy HAL layer files if required

To support the case that HAL image is separated, it checks whether the
files in the hal file list exist, and, if not, copying it from HAL
image.

Change-Id: I768a9192cf92eea80d74960429b217eb9485fb7f
Signed-off-by: Dongwoo Lee <dwoo08.lee@samsung.com>

diff --git a/src/initrd-recovery/00-initrd-recovery.list.in b/src/initrd-recovery/00-initrd-recovery.list.in
index 64402ef17f305031305574ea50abfe1659770b9c..7ba7d2b9c8213827292cd729fbf4404c6c690404 100644 (file)
--- a/src/initrd-recovery/00-initrd-recovery.list.in
+++ b/src/initrd-recovery/00-initrd-recovery.list.in
@@ -12,6 +12,7 @@ WITHLIBS="
 /usr/bin/sleep
 /usr/bin/sync
 /usr/bin/umount
+/usr/bin/dirname
 /usr/sbin/blkid
 "
 

diff --git a/src/initrd-recovery/init b/src/initrd-recovery/init
index 6a55fa2dd9e221c0a652bec937b7202d35e17d8b..fdccb71482a28e5650bd21bdc9205b990670bc37 100755 (executable)
--- a/src/initrd-recovery/init
+++ b/src/initrd-recovery/init
@@ -3,13 +3,16 @@
 export PATH=/usr/bin:/bin:/usr/sbin:/sbin
 
 INFORM_PATH=/mnt/inform
+HAL_PATH=/mnt/hal
 
 SYNC="/bin/sync"
 MKDIR="/bin/mkdir"
 MOUNT="/bin/mount"
 UMOUNT="/bin/umount"
+DIRNAME="/bin/dirname"
 REBOOT="/sbin/reboot"
 BLKID="/usr/sbin/blkid"
+CP="/bin/cp"
 
 #------------------------------------------------
 #       mount_partitions
@@ -36,6 +39,58 @@ mount_inform() {
     fi
 }
 
+#------------------------------------------------
+#       mkdir_p_parent
+#------------------------------------------------
+mkdir_p_parent() {
+    dst_dir=`"$DIRNAME" "$1"`
+    if [ ! -d "$dst_dir" -a ! -L "$dst_dir" ]; then
+        "$MKDIR" -p "$dst_dir"
+    fi
+}
+
+#------------------------------------------------
+#       copy_hal_data
+#------------------------------------------------
+copy_hal_data() {
+    if [ ! -e "/hal/.hal_list" ]; then
+        return
+    fi
+
+    need_copy=0
+    while read file
+    do
+        dst="/hal/${file}"
+
+        if [ ! -e $dst ]; then
+            need_copy=1
+            break
+        fi
+    done < /hal/.hal_list
+
+    PART_HAL=$("$BLKID" -L "hal" -o device)
+    if [ "$need_copy" = "1" -a "z$PART_HAL" != "z" ]; then
+        #mount hal partition
+        "$MKDIR" -p ${HAL_PATH}
+        "$MOUNT" ${PART_HAL} ${HAL_PATH} -o ro
+
+        #Load list and copy
+        while read file
+        do
+            src="${HAL_PATH}/$file"
+            dst="/hal/${file}"
+
+            mkdir_p_parent $dst
+
+            "$CP" -f "$src" "$dst"
+
+        done < /hal/.hal_list
+
+        #Done
+        "$UMOUNT" ${HAL_PATH}
+    fi
+}
+
 #------------------------------------------------
 #       do_reboot
 #------------------------------------------------
@@ -57,6 +112,7 @@ echo "You entered into /sbin/init on initrd"
 
 mount_partitions
 mount_inform
+copy_hal_data
 
 cd /