updater-script

ui_print("");
ui_print("Welcome to the Ubuntu RootFS Updater");
ui_print("");

show_progress(1.000000, 60);

ui_print("Mounting userdata partition...");
run_program("/sbin/mount","/data");
run_program("/sbin/mount","/sdcard");
set_progress(0.100000);

ui_print("Copying the ubuntu rootfs tarball...");
package_extract_file("manhattan-quantal-armhf-tar.tar.gz", "/sdcard/ubuntu-rootfs.tar.gz");
set_progress(0.300000);

ui_print("Extracting the ubuntu rootfs tarball...");
delete_recursive("/data/ubuntu_tmp_extract");
run_program("/sbin/mkdir", "/data/ubuntu_tmp_extract");
run_program("/sbin/tar", "--numeric-owner", "-xzf", "/sdcard/ubuntu-rootfs.tar.gz", "-C", "/data/ubuntu_tmp_extract");
set_progress(0.600000);

ui_print("Setting up the new ubuntu rootfs...");
delete_recursive("/data/ubuntu");
run_program("/sbin/mv", "/data/ubuntu_tmp_extract/binary/casper/filesystem.dir", "/data/ubuntu");
set_progress(0.800000);

ui_print("Cleaning up");
delete("/sdcard/ubuntu-rootfs.tar.gz");
delete_recursive("/data/ubuntu_tmp_extract");
set_progress(0.900000);

unmount("/data");
run_program("/sbin/sync");
set_progress(1.000000);