Changes to image_to_live to copy stateful partition over

src/scripts/image_to_live.sh

Index: src/scripts/image_to_live.sh
diff --git a/src/scripts/image_to_live.sh b/src/scripts/image_to_live.sh
index 13cbff8b370d85ea7ee5bc99e042fa877886a896..7a87c2806c423514278456806950f7483d32451b 100755
--- a/src/scripts/image_to_live.sh
+++ b/src/scripts/image_to_live.sh
@@ -30,7 +30,8 @@ function kill_all_devservers {
 function cleanup {
   echo "Killing dev server."
   kill_all_devservers
-  cleanup_remote_access
+  cleanup_remote_access  
+  ./mount_gpt_image.sh -mu
   rm -rf "${TMP}"
 }
 
@@ -54,6 +55,26 @@ function start_dev_server {
   echo ""
 }
 
+function copy_stateful_tarball {
+  echo "Starting stateful update."
+  # Mounts most recent image stateful dir to /tmp/s
+  ./mount_gpt_image.sh -m
+  # Create tar files for the stateful partition.
+  cd /tmp/s/var && sudo tar -cf /tmp/var.tar . && cd -
+  cd /tmp/s/dev_image && sudo tar -cf /tmp/developer.tar . && cd -
+  # Copy over tar files.

[seano, 2010/04/27 18:17:13]

I might be missing the reason that you need to create tar files on disk and scp
them, but I think one tar command + a tarpipe via remote_sh is simpler and
avoids making extraneous on-disk copies of stuff...

cd /tmp/s && sudo tar -c var/ dev_image | remote_sh "(cd /path/ && tar -x" ?

+  remote_cp /tmp/var.tar /tmp
+  remote_cp /tmp/developer.tar /tmp
+  remote_sh "mkdir /mnt/stateful_partition/var_new &&\
+             mkdir /mnt/stateful_partition/dev_image_new &&\
+             tar -xf /tmp/var.tar -C /mnt/stateful_partition/var_new &&\
+             tar -xf /tmp/developer.tar \
+                -C /mnt/stateful_partition/dev_image_new &&\
+             touch /mnt/stateful_partition/.update_available"
+  # unmounts stateful partition
+  ./mount_gpt_image.sh -mu
+}
+
 function prepare_update_metadata {
   remote_sh "mount -norw,remount /"
 
@@ -178,6 +199,11 @@ function main() {
     echo "Update was not successful."
     exit 1
   fi
+  
+  if ! copy_stateful_tarball; then
+    echo "Stateful update was not successful."
+    exit 1
+  fi
 
   remote_reboot