nimbus-eth2/tests/simulation/run_node.sh

#!/bin/bash

set -eu

NODE_ID=${1}
shift

source "$(dirname "$0")/vars.sh"
cd "$GIT_ROOT"

DATA_DIR="${SIMULATION_DIR}/node-$NODE_ID"

V_PREFIX="${VALIDATORS_DIR}/v$(printf '%06d' $NODE_ID)"
PORT=$(printf '5%04d' $NODE_ID)

NAT_FLAG="--nat:none"
if [ "${NAT:-}" == "1" ]; then
  NAT_FLAG="--nat:any"
fi

FIRST_VALIDATOR_IDX=$(( (NUM_VALIDATORS / ($NUM_NODES + $NUM_MISSING_NODES)) * $NODE_ID ))
LAST_VALIDATOR_IDX=$(( (NUM_VALIDATORS / ($NUM_NODES + $NUM_MISSING_NODES)) * ($NODE_ID + 1) - 1 ))

mkdir -p $DATA_DIR/validators
rm -f $DATA_DIR/validators/*

pushd $VALIDATORS_DIR >/dev/null
  cp $(seq -s " " -f v%07g.privkey $FIRST_VALIDATOR_IDX $LAST_VALIDATOR_IDX) $DATA_DIR/validators
popd >/dev/null

$BEACON_NODE_BIN \
  --network:$NETWORK_METADATA_FILE \
  --dataDir:$DATA_DIR \
  --nodename:$NODE_ID \
  --tcpPort:$PORT \
  --udpPort:$PORT \
  $NAT_FLAG \
  --stateSnapshot:$SNAPSHOT_FILE \
  $DEPOSIT_WEB3_URL_ARG \
  --depositContractAddress=$DEPOSIT_CONTRACT_ADDRESS \
  --metricsServer=true \
  --metricsServerAddress="127.0.0.1" \
  --metricsServerPort="$(( $BASE_METRICS_PORT + $NODE_ID ))" \
  "$@"