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| author |   Fernando Reyes (likewhoa) <design@missionaccomplish.com> | 2014-07-10 03:53:07 +0200 |
|---|---|---|
| committer |   Rick Farina (Zero_Chaos) <zerochaos@gentoo.org> | 2015-08-11 14:21:16 -0400 |
| commit | 466e9c7220d6c656113457ddf5aa35c5265a6b7c (patch) | |
| tree | 22bde8d5c6b65da7106463c986c243cad276f638 /defaults/initrd.scripts | |
| parent | This is commit contains several changes summarized below. (diff) | |
| download | genkernel-466e9c7220d6c656113457ddf5aa35c5265a6b7c.tar.gz genkernel-466e9c7220d6c656113457ddf5aa35c5265a6b7c.tar.bz2 genkernel-466e9c7220d6c656113457ddf5aa35c5265a6b7c.zip | |
Changed to the dd command which creates the livecd.aufs image for
the aufs writable branch to make the process faster we create a
sparse file. Added a check for a block device so that we don't try
mounting the aufs device & some small comestic changes.
Diffstat (limited to 'defaults/initrd.scripts')
| -rw-r--r-- | defaults/initrd.scripts | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/defaults/initrd.scripts b/defaults/initrd.scripts index 2e48504..5c7703b 100644 --- a/defaults/initrd.scripts +++ b/defaults/initrd.scripts @@ -376,7 +376,7 @@ create_changefs() { local size while :; do - read -p '<< Size of file (Press Enter for default 256 Mb): ' size + read -p '<< Size of file (Press Enter for default 256 MB): ' size size=${size:-256} @@ -386,13 +386,13 @@ create_changefs() { elif [ 15 -ge "$size" ]; then bad_msg "Please give a size of at least 16 Megabytes" else - if dd if=/dev/zero "of=$aufs_dev_mnt$aufs_union_file" bs=1M count="$size" &>/dev/null; then - good_msg "Creation of $aufs_union_file, ${size}Mb on $aufs_dev successful, formatting it ext2" + if dd if=/dev/zero "of=$aufs_dev_mnt$aufs_union_file" bs=1 seek="$size"M count=0 &>/dev/null; then + good_msg "Creation of $aufs_union_file, ${size}MB on $aufs_dev successful, formatting it ext2" mke2fs -F "$aufs_dev_mnt$aufs_union_file" &>/dev/null break else rm "$aufs_dev_mnt$aufs_union_file" - bad_msg "Unable to create ${aufs_union_file#*/} on $aufs_dev of ${size}Mb" + bad_msg "Unable to create ${aufs_union_file#*/} on $aufs_dev of ${size}MB" bad_msg "Ensure your disk is not full or read-only" read -p '<< Type "a" to abort, anything else to continue : ' doabort @@ -410,13 +410,19 @@ create_changefs() { setup_aufs() { bootstrapCD - if [ -n "$aufs_dev" ]; then - good_msg "Mounting $aufs_dev to $aufs_memory for aufs support" + if [ -n "$aufs_dev" ]; then + if [ ! -b $aufs_dev ]; then + bad_msg "$aufs_dev is not a valid block device" + local invalidblk=1 + unset aufs_dev + else + good_msg "Mounting $aufs_dev to $aufs_memory for aufs support" - if ! mount -t auto "$aufs_dev" "$aufs_dev_mnt" &>/dev/null; then - bad_msg "Mount of $aufs_dev failed, falling back to ramdisk based aufs" - unset aufs_dev - fi + if ! mount -t auto "$aufs_dev" "$aufs_dev_mnt" &>/dev/null; then + bad_msg "Mount of $aufs_dev failed, falling back to ramdisk based aufs" + unset aufs_dev + fi + fi # Check and attempt to create the AUFS union file if [ ! -e $aufs_dev_mnt$aufs_union_file ] && [ -n "$aufs_dev" ]; then @@ -455,7 +461,12 @@ setup_aufs() { aufs_xino=$aufs_memory umount "$aufs_memory" &>/dev/null - bad_msg "Create an extfs ${aufs_union_file#*/} file on this device" + if [ 1 = "$invalidblk" ]; then + bad_msg "Verify that you've entered a valid device path" + else + bad_msg "Create an extfs ${aufs_union_file#*/} file on this device" + fi + bad_msg "if you wish to have aufs data persistency on reboots" bad_msg "Falling back to ramdisk based aufs" good_msg "Mounting ramdisk to $aufs_memory for aufs support" |