zerus

Lightweight binary to download only project required crates for offline crates.io mirror

Build zerus

Either build from published source in crates.io.

$ cargo install zerus --locked

Or download from github releases.

Usage

Usage: zerus [OPTIONS] <MIRROR_PATH> [WORKSPACES]...

Arguments:
  <MIRROR_PATH>    new directory to contain offline mirror crate files
  [WORKSPACES]...  list of Cargo.toml files to vendor depends

Options:
      --build-std <VERSION>  Cache build-std depends for nightly version
  -h, --help                 Print help

Example:

$ zerus new-mirror ../deku/Cargo.toml ../adsb_deku/Cargo.toml
# configure crates.io-index to point to our host
$ cat crates.io-index/config.json
{
  "dl": "http://[IP]/crates/{prefix}/{crate}/{version}/{crate}-{version}.crate",
  "api": "http://[IP]/crates"
}

Serve mirror

Use miniserve.

Build with mirror

Add the following to the .cargo/config file(replacing IP with your ip).

[source.zerus]
registry = "sparse+http://[IP]/crates.io-index/"

[source.crates-io]
replace-with = "zerus"