r0t3n / ext2fs

Golang ext2fs

ext2fs

https://godoc.org/github.com/r0t3n/ext2fs

A golang alternative to using debugfs to lookup filesystem objects via inode and block number(s).

Makes use of the libext2fs C library from e2fsprogs based on 1.42.11 api

Example usage

dd if=/dev/urandom of=~/out bs=1M count=1 conv=fdatasync 1+0 records in 1+0 records out 1048576 bytes (1.0 MB) copied, 0.173941 s, 6.0 MB/s

ls -i ~/out 19420 /root/out

./example -s -device /dev/sda1 -inode 19420 Processed 1842 dirs, 13079 files, 1 matches Inode Filename [flags] #Blocks Blocks 19420 /root/out [e]#255 1445632-1445887

Block types

EXT2_DIR_BLOCK : Is a directory (no blocks returned)

EXT2_EXTENT_BLOCK : Uses extent block layout

EXT2_DATA_BLOCK : Uses data blocks layout