2021-06-06 19:31:32 +02:00
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#!/bin/bash -e
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2021-06-09 12:58:57 +02:00
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POWERS_OF_TAU=15 # circuit will support max 2^POWERS_OF_TAU constraints
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2021-06-06 19:31:32 +02:00
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mkdir -p artifacts/circuits
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2021-06-09 12:30:08 +02:00
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if [ ! -f artifacts/circuits/ptau$POWERS_OF_TAU ]; then
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echo "Generating powers of tau file"
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npx snarkjs powersoftau new bn128 $POWERS_OF_TAU artifacts/circuits/tmp_ptau$POWERS_OF_TAU
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npx snarkjs powersoftau contribute artifacts/circuits/tmp_ptau$POWERS_OF_TAU artifacts/circuits/tmp2_ptau$POWERS_OF_TAU
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npx snarkjs powersoftau prepare phase2 artifacts/circuits/tmp2_ptau$POWERS_OF_TAU artifacts/circuits/ptau$POWERS_OF_TAU
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rm artifacts/circuits/tmp_ptau$POWERS_OF_TAU artifacts/circuits/tmp2_ptau$POWERS_OF_TAU
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fi
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2021-06-15 13:25:06 +02:00
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npx circom -v -r artifacts/circuits/transaction$1.r1cs -w artifacts/circuits/transaction$1.wasm -s artifacts/circuits/transaction$1.sym circuits/transaction$1.circom
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npx snarkjs groth16 setup artifacts/circuits/transaction$1.r1cs artifacts/circuits/ptau$POWERS_OF_TAU artifacts/circuits/tmp_transaction$1.zkey
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npx snarkjs zkey contribute artifacts/circuits/tmp_transaction$1.zkey artifacts/circuits/transaction$1.zkey
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npx snarkjs zkey export solidityverifier artifacts/circuits/transaction$1.zkey artifacts/circuits/Verifier$1.sol
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sed -i.bak "s/contract Verifier/contract Verifier${1}/g" artifacts/circuits/Verifier$1.sol
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#zkutil setup -c artifacts/circuits/transaction$1.r1cs -p artifacts/circuits/transaction$1.params
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#zkutil generate-verifier -p artifacts/circuits/transaction$1.params -v artifacts/circuits/Verifier.sol
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npx snarkjs info -r artifacts/circuits/transaction$1.r1cs
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