ZoKrates

Using ZoKrates

Set the libsnark library path in LD_LIBRARY_PATH

export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib

CLI

Example

To execute the program

def add(a, b, c):
  return a + b + c

with add(1, 2, 3), call

./zokrates compile -i add.code_path
./zokrates shortcut -a "1 2 3"

Building

Currently needs to be build with nightly Rust.

Docker

Example usage:

docker build -t zokrates .
docker run -ti zokrates /bin/bash
cd ZoKrates
./target/debug/zokrates compile -i examples/add.code

With libsnark

Install libsnark to /usr/local with

make install lib PREFIX=/usr/local NO_PROCPS=1 NO_GTEST=1 NO_DOCS=1 CURVE=ALT_BN128 FEATUREFLAGS="-DBINARY_OUTPUT=1 -DMONTGOMERY_OUTPUT=1 -DNO_PT_COMPRESSION=1"

and build with

cargo build

Without libsnark

Build with the feature nolibsnark

cargo build --features nolibsnark

Testing

Run normal tests with

cargo test

and run long and expensive tests with

cargo test -- --ignored