guides/apps/local-docker-devnet/generate-deposit-tx.sh at main · berachain/guides · GitHub

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#!/bin/bash

source env.sh;
STAKE_AMOUNT_GWEI=$(($STAKE_AMOUNT_ETH * 1000000000));

echo "Starting Beacon Deposit Txn...";
set -e;

if [ -z "$NUM_RPC_NODES" ] || [ $NUM_RPC_NODES -eq 0 ]; then
  echo "No RPC nodes set. Exiting...";
  exit 1;
fi


# Step 0 - Retrieve Validator Pubkey

COMETBFT_PUB_KEY=$(docker exec $CL_MONIKER-rpc-0 beacond deposit validator-keys|tail -1);
echo "Obtained validator pubkey: $COMETBFT_PUB_KEY";

GENESIS_ROOT=$(docker exec $CL_MONIKER-rpc-0 beacond genesis validator-root /root/.beacond/config/genesis.json);
echo "Obtained genesis root: $GENESIS_ROOT";

docker >/dev/null exec $CL_MONIKER-rpc-0 beacond genesis validator-root /root/.beacond/config/genesis.json;
docker >/dev/null exec $CL_MONIKER-val-1 beacond genesis validator-root /root/.beacond/config/genesis.json;

# Step 1 - Generate Deposit Signature
echo -e "\nGenerating Signature for Parameters: \n\tpubkey = $COMETBFT_PUB_KEY \n\tamount = $STAKE_AMOUNT_GWEI \n\tgenesis_root = $GENESIS_ROOT \n\twithdraw_address = $WITHDRAW_ADDRESS";

WITHDRAW_CREDENTIAL=$(docker exec $CL_MONIKER-rpc-0 beacond deposit create-validator $WITHDRAW_ADDRESS $STAKE_AMOUNT_GWEI -g $GENESIS_ROOT | sed -n 's/credentials: //p');
DEPOSIT_SIGNATURE=$(docker exec $CL_MONIKER-rpc-0 beacond deposit create-validator $WITHDRAW_ADDRESS $STAKE_AMOUNT_GWEI -g $GENESIS_ROOT | sed -n 's/signature: //p');
DEPOSIT_TX_VALID=$(docker exec $CL_MONIKER-rpc-0 beacond deposit validate $COMETBFT_PUB_KEY $WITHDRAW_CREDENTIAL $STAKE_AMOUNT_GWEI $DEPOSIT_SIGNATURE -g $GENESIS_ROOT);

if [ "✅ Deposit message is valid!" != "$DEPOSIT_TX_VALID" ]; then
  echo -e "Deposit signature is invalid! Exiting...";
  exit 1;
fi

# Give deposit registration cast
echo -e "\n\nSend this command to register the validator + deposit $STAKE_AMOUNT_ETH BERA: \n\t";
echo cast send $BEACONDEPOSIT_ADDRESS \'deposit\(bytes,bytes,bytes,address\)\' \
  $COMETBFT_PUB_KEY $WITHDRAW_CREDENTIAL $DEPOSIT_SIGNATURE $OPERATOR_ADDRESS \
  --value "${STAKE_AMOUNT_ETH}ether" \
  --private-key $WALLET_PRIVATE_KEY \
  --rpc-url $RPC_URL;

# Give deposit activation cast
echo -e "\n\nSend this command to activate the validator by depositing $REMAINING_STAKE_AMOUNT_ETH BERA: \n\t";
echo cast send $BEACONDEPOSIT_ADDRESS \'deposit\(bytes,bytes,bytes,address\)\' \
  "$COMETBFT_PUB_KEY" \
  "0x0000000000000000000000000000000000000000000000000000000000000000" \
  "0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" \
  "0x0000000000000000000000000000000000000000" \
  --private-key $WALLET_PRIVATE_KEY \
  --value "${REMAINING_STAKE_AMOUNT_ETH}ether" \
  --rpc-url $RPC_URL;


echo -e "\n\nSTATUS COMMANDS\n"
echo -e "Check the funding wallet balance (BERA):";
echo -e "cast balance $WITHDRAW_ADDRESS --rpc-url $RPC_URL | cast --from-wei";
echo -e "Send this command to view validators:";
echo -e "curl -s http://localhost:3500/eth/v1/beacon/states/head/validators | jq .data";