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Diffstat (limited to 'pkg/sentry/fs/ext/assets/README.md')
| -rw-r--r-- | pkg/sentry/fs/ext/assets/README.md | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/pkg/sentry/fs/ext/assets/README.md b/pkg/sentry/fs/ext/assets/README.md index b6eac4f40..6f1e81b3a 100644 --- a/pkg/sentry/fs/ext/assets/README.md +++ b/pkg/sentry/fs/ext/assets/README.md @@ -1,19 +1,21 @@ -### Tiny Ext4 Image +### Tiny Ext(2/3/4) Images -The image is of size 64Kb which supports 64 1k blocks and 16 inodes. This is the -smallest size mkfs.ext4 works with. +The images are of size 64Kb which supports 64 1k blocks and 16 inodes. This is +the smallest size mkfs.ext(2/3/4) works with. -This image was generated using the following commands. +These images were generated using the following commands. ```bash -fallocate -l 64K tiny.ext4 -mkfs.ext4 -j tiny.ext4 +fallocate -l 64K tiny.ext$VERSION +mkfs.ext$VERSION -j tiny.ext$VERSION ``` +where `VERSION` is `2`, `3` or `4`. + You can mount it using: ```bash -sudo mount -o loop tiny.ext4 $MOUNTPOINT +sudo mount -o loop tiny.ext$VERSION $MOUNTPOINT ``` `file.txt`, `bigfile.txt` and `symlink.txt` were added to this image by just @@ -21,8 +23,14 @@ mounting it and copying (while preserving links) those files to the mountpoint directory using: ```bash -sudo cp -P {file.txt,symlink.txt,bigfile.txt} $MOUNTPOINT/ +sudo cp -P {file.txt,symlink.txt,bigfile.txt} $MOUNTPOINT ``` The files in this directory mirror the contents and organisation of the files stored in the image. + +You can umount the filesystem using: + +```bash +sudo umount $MOUNTPOINT +``` |