car-utils's Introduction

car-utils

The project is utils of CAR file which used in WASM runtime.

if you wanna lean about WASM runtime, please vist "https://github.com/blocklessnetwork/runtime/".

How to intsall.

Use cargo install to install the CLI:

cargo install car-utils

Note: car-utils installs to the cargo bin directory.

How to use.

Execute the command car-utils --help to show the command help.

car-utils

Usage: car-utils <COMMAND>

Commands:
  pack    Pack files into a CAR
  unpack  Unpack files and directories from a CAR
  ls      List the car files
  roots   List root CIDs from a CAR
  cat     View cid content from a car file
  help    Print this message or the help of the given subcommand(s)

Options:
  -h, --help     Print help
  -V, --version  Print version

pack command

Pack files into a CAR

Usage: car-utils pack [OPTIONS] -o <OUTPUT> <SOURCE>

Arguments:
  <SOURCE>  The source file or directory to be packed

Options:
      --no-wrap    Wrap the file (applies to files only).
  -o <OUTPUT>      The car file to output.
  -h, --help       Print help

unpack command

Unpack files and directories from a CAR

Usage: car-utils unpack [OPTIONS] <CAR>

Arguments:
  <CAR>  The car file to extract

Options:
  -o <OUTPUT>      Target directory to unpack car to.
  -h, --help       Print help

ls command

List the car files

Usage: car-utils ls <CAR>

Arguments:
  <CAR>  the car file for list.

Options:
  -h, --help  Print help

roots command

List root CIDs from a CAR

Usage: car-utils roots <CAR>

Arguments:
  <CAR>  the car file for list.

Options:
  -h, --help  Print help

cat command

View cid content from a car file

Usage: car-utils cat -c <CID> <CAR>

Arguments:
  <CAR>  the car file to cat.

Options:
  -c <CID>      the cid of content to cat.
  -h, --help    Print help

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