mirror of
https://github.com/vbatts/tar-split.git
synced 2024-12-31 17:37:07 +00:00
39 lines
936 B
Markdown
39 lines
936 B
Markdown
# tar-split utility
|
|
|
|
## Installation
|
|
|
|
go get -u github.com/vbatts/tar-split/cmd/tar-split
|
|
|
|
## Usage
|
|
|
|
### Disassembly
|
|
|
|
```bash
|
|
$ sha256sum archive.tar
|
|
d734a748db93ec873392470510b8a1c88929abd8fae2540dc43d5b26f7537868 archive.tar
|
|
$ mkdir ./x
|
|
$ tar-split disasm --output tar-data.json.gz ./archive.tar | tar -C ./x -x
|
|
time="2015-07-20T15:45:04-04:00" level=info msg="created tar-data.json.gz from ./archive.tar (read 204800 bytes)"
|
|
```
|
|
|
|
### Assembly
|
|
|
|
```bash
|
|
$ tar-split asm --output new.tar --input ./tar-data.json.gz --path ./x/
|
|
INFO[0000] created new.tar from ./x/ and ./tar-data.json.gz (wrote 204800 bytes)
|
|
$ sha256sum new.tar
|
|
d734a748db93ec873392470510b8a1c88929abd8fae2540dc43d5b26f7537868 new.tar
|
|
```
|
|
|
|
### Estimating metadata size
|
|
|
|
```bash
|
|
$ tar-split checksize ./archive.tar
|
|
inspecting "./archive.tar" (size 200k)
|
|
-- number of files: 28
|
|
-- size of metadata uncompressed: 28k
|
|
-- size of gzip compressed metadata: 1k
|
|
```
|
|
|
|
|
|
|