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close-swap.sh
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close-swap.sh
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#!/bin/sh
# Variables
dir="../../../ignored/swap-files/"
tmpDir="../../../ignored/tmp/"
ownerPubKeyFile="../../../ignored/wallets/01Stake.vkey"
swapRedeemerFile="${dir}oneWaySpendingRedeemer.json"
beaconRedeemerFile="${dir}oneWayBeaconRedeemer.json"
# Generate the hash for the staking verification key.
echo "Calculating the staking pubkey hash for the borrower..."
ownerPubKeyHash=$(cardano-cli stake-address key-hash \
--stake-verification-key-file $ownerPubKeyFile)
# Create the spending redeemer.
echo "Creating the spending redeemer..."
cardano-swaps spending-redeemers one-way \
--close \
--out-file $swapRedeemerFile
# Helper beacon variables.
echo "Calculating the beacon names..."
beaconPolicyId=$(cardano-swaps beacon-info one-way policy-id \
--stdout)
pairBeaconName=$(cardano-swaps beacon-info one-way pair-beacon \
--ask-asset lovelace \
--offer-asset c0f8644a01a6bf5db02f4afe30d604975e63dd274f1098a1738e561d.54657374546f6b656e31 \
--stdout)
offerBeaconName=$(cardano-swaps beacon-info one-way offer-beacon \
--offer-asset c0f8644a01a6bf5db02f4afe30d604975e63dd274f1098a1738e561d.54657374546f6b656e31 \
--stdout)
askBeaconName=$(cardano-swaps beacon-info one-way ask-beacon \
--ask-asset lovelace \
--stdout)
pairBeacon="${beaconPolicyId}.${pairBeaconName}"
offerBeacon="${beaconPolicyId}.${offerBeaconName}"
askBeacon="${beaconPolicyId}.${askBeaconName}"
# Creating the beacon policy redeemer.
echo "Creating the beacon policy redeemer..."
cardano-swaps beacon-redeemers one-way \
--mint-or-burn \
--out-file $beaconRedeemerFile
# Create the transaction.
echo "Exporting the current protocol parameters..."
cardano-swaps protocol-params \
--testnet \
--out-file "${tmpDir}protocol.json"
initial_change=$((8180604059))
echo "Building the initial transaction..."
cardano-cli transaction build-raw \
--tx-in 841f95b65531a8bfe076336a544b62466057848e039ea31e519e2c852add4090#2 \
--tx-in 8064545d5c06fcd051eedf4f2d5a2e6efdc08b376720f21b1b3457d48bb536e1#1 \
--spending-tx-in-reference 1ccd7e32ac5b978d6eb3b62b8243a78e192ce56e234892087d567dc33797fc5d#0 \
--spending-plutus-script-v2 \
--spending-reference-tx-in-inline-datum-present \
--spending-reference-tx-in-execution-units "(0,0)" \
--spending-reference-tx-in-redeemer-file $swapRedeemerFile \
--tx-out "$(cat ../../../ignored/wallets/01.addr) + 8000000 lovelace + 5 c0f8644a01a6bf5db02f4afe30d604975e63dd274f1098a1738e561d.54657374546f6b656e31" \
--tx-out "$(cat ../../../ignored/wallets/01.addr) + ${initial_change} lovelace" \
--mint "-1 ${pairBeacon} + -1 ${offerBeacon} + -1 ${askBeacon}" \
--mint-tx-in-reference 1ccd7e32ac5b978d6eb3b62b8243a78e192ce56e234892087d567dc33797fc5d#1 \
--mint-plutus-script-v2 \
--mint-reference-tx-in-execution-units "(0,0)" \
--mint-reference-tx-in-redeemer-file $beaconRedeemerFile \
--policy-id "$beaconPolicyId" \
--tx-in-collateral 4cc5755712fee56feabad637acf741bc8c36dda5f3d6695ac6487a77c4a92d76#0 \
--tx-total-collateral 21000000 \
--required-signer-hash "$ownerPubKeyHash" \
--protocol-params-file "${tmpDir}protocol.json" \
--fee 0 \
--out-file "${tmpDir}tx.body"
echo "Getting the execution units estimations..."
exec_units=$(cardano-swaps evaluate-tx \
--testnet \
--tx-file "${tmpDir}tx.body")
# MAKE SURE THE INDEXES MATCH THE LEXICOGRAPHICAL ORDERING FOR INPUTS AND POLICY IDS.
spend_0_mem=$(echo "$exec_units" | jq '.result | .[] | select(.validator=="spend:0") | .budget.memory' )
spend_0_steps=$(echo "$exec_units" | jq '.result | .[] | select(.validator=="spend:0") | .budget.cpu' )
mint_mem=$(echo "$exec_units" | jq '.result | .[] | select(.validator=="mint:0") | .budget.memory' )
mint_steps=$(echo "$exec_units" | jq '.result | .[] | select(.validator=="mint:0") | .budget.cpu' )
echo "Rebuilding the transaction with proper execution budgets..."
cardano-cli transaction build-raw \
--tx-in 841f95b65531a8bfe076336a544b62466057848e039ea31e519e2c852add4090#2 \
--tx-in 8064545d5c06fcd051eedf4f2d5a2e6efdc08b376720f21b1b3457d48bb536e1#1 \
--spending-tx-in-reference 1ccd7e32ac5b978d6eb3b62b8243a78e192ce56e234892087d567dc33797fc5d#0 \
--spending-plutus-script-v2 \
--spending-reference-tx-in-inline-datum-present \
--spending-reference-tx-in-execution-units "(${spend_0_steps},${spend_0_mem})" \
--spending-reference-tx-in-redeemer-file $swapRedeemerFile \
--tx-out "$(cat ../../../ignored/wallets/01.addr) + 8000000 lovelace + 5 c0f8644a01a6bf5db02f4afe30d604975e63dd274f1098a1738e561d.54657374546f6b656e31" \
--tx-out "$(cat ../../../ignored/wallets/01.addr) + ${initial_change} lovelace" \
--mint "-1 ${pairBeacon} + -1 ${offerBeacon} + -1 ${askBeacon}" \
--mint-tx-in-reference 1ccd7e32ac5b978d6eb3b62b8243a78e192ce56e234892087d567dc33797fc5d#1 \
--mint-plutus-script-v2 \
--mint-reference-tx-in-execution-units "(${mint_steps},${mint_mem})" \
--mint-reference-tx-in-redeemer-file $beaconRedeemerFile \
--policy-id "$beaconPolicyId" \
--tx-in-collateral 4cc5755712fee56feabad637acf741bc8c36dda5f3d6695ac6487a77c4a92d76#0 \
--tx-total-collateral 21000000 \
--required-signer-hash "$ownerPubKeyHash" \
--protocol-params-file "${tmpDir}protocol.json" \
--fee 0 \
--out-file "${tmpDir}tx.body"
echo "Calculating the required fee..."
calculated_fee=$(cardano-cli transaction calculate-min-fee \
--tx-body-file "${tmpDir}tx.body" \
--testnet-magic 1 \
--protocol-params-file "${tmpDir}protocol.json" \
--tx-in-count 2 \
--tx-out-count 2 \
--witness-count 2 | cut -d' ' -f1)
req_fee=$((calculated_fee+50000)) # Add 0.05 ADA to be safe since the fee must still be updated.
echo "Rebuilding the transaction with the required fee..."
cardano-cli transaction build-raw \
--tx-in 841f95b65531a8bfe076336a544b62466057848e039ea31e519e2c852add4090#2 \
--tx-in 8064545d5c06fcd051eedf4f2d5a2e6efdc08b376720f21b1b3457d48bb536e1#1 \
--spending-tx-in-reference 1ccd7e32ac5b978d6eb3b62b8243a78e192ce56e234892087d567dc33797fc5d#0 \
--spending-plutus-script-v2 \
--spending-reference-tx-in-inline-datum-present \
--spending-reference-tx-in-execution-units "(${spend_0_steps},${spend_0_mem})" \
--spending-reference-tx-in-redeemer-file $swapRedeemerFile \
--tx-out "$(cat ../../../ignored/wallets/01.addr) + 8000000 lovelace + 3 c0f8644a01a6bf5db02f4afe30d604975e63dd274f1098a1738e561d.54657374546f6b656e31" \
--tx-out "$(cat ../../../ignored/wallets/01.addr) + $((initial_change-req_fee)) lovelace " \
--mint "-1 ${pairBeacon} + -1 ${offerBeacon} + -1 ${askBeacon}" \
--mint-tx-in-reference 1ccd7e32ac5b978d6eb3b62b8243a78e192ce56e234892087d567dc33797fc5d#1 \
--mint-plutus-script-v2 \
--mint-reference-tx-in-execution-units "(${mint_steps},${mint_mem})" \
--mint-reference-tx-in-redeemer-file $beaconRedeemerFile \
--policy-id "$beaconPolicyId" \
--tx-in-collateral 4cc5755712fee56feabad637acf741bc8c36dda5f3d6695ac6487a77c4a92d76#0 \
--tx-total-collateral 21000000 \
--required-signer-hash "$ownerPubKeyHash" \
--protocol-params-file "${tmpDir}protocol.json" \
--fee "$req_fee" \
--out-file "${tmpDir}tx.body"
echo "Signing the transaction..."
cardano-cli transaction sign \
--tx-body-file "${tmpDir}tx.body" \
--signing-key-file ../../../ignored/wallets/01.skey \
--signing-key-file ../../../ignored/wallets/01Stake.skey \
--testnet-magic 1 \
--out-file "${tmpDir}tx.signed"
echo "Submitting the transaction..."
cardano-swaps submit \
--testnet \
--tx-file "${tmpDir}tx.signed"