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Prover Server

Prover Server is a REST API Wrapper for go-rapidsnark

List of implemented features:

  • Generate proof
  • Verify proof

Installation

  1. Build prover server:

    go build ./cmd/prover/prover.go

  2. Edit config file configs/prover.yaml

  3. Put compiled circuits into <circuitsBasePath>/<circuitName> directory. Where <circuitsBasePath> is config option with default value circuits, and <circuitName> is name of the circuit that will be passed as a param to an API call. See SnarkJS Readme for instructions on how to compile circuits.

  4. Run prover server:

    ./prover

API

Generate proof

POST /api/v1/proof/generate
Content-Type: application/json
{
  "inputs": {...}, // circuit specific inputs
  "circuit_name": "..." // name of a directory containing circuit_final.zkey, verification_key.json and circuit.wasm files
}

Docker images

Build and run container:

docker build -t prover-server .
docker run -it -p 8002:8002 prover-server

License

prover-server is part of the iden3 project copyright 2021 0KIMS association and published with GPL-3 license. Please check the LICENSE file for more details.