nimbus-eth2/tests/simulation/run_node.sh

#!/bin/bash

set -e

NODE_ID=${1}
shift

# Read in variables
source "$(dirname "$0")/vars.sh"

# set up the environment
source "${SIM_ROOT}/../../env.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

$BEACON_NODE_BIN \
  --bootstrap-file=$NETWORK_BOOTSTRAP_FILE \
  --data-dir=$DATA_DIR \
  --node-name=$NODE_ID \
  --tcp-port=$PORT \
  --udp-port=$PORT \
  $NAT_FLAG \
  --state-snapshot=$SNAPSHOT_FILE \
  $DEPOSIT_WEB3_URL_ARG \
  --deposit-contract=$DEPOSIT_CONTRACT_ADDRESS \
  --metrics-server=on \
  --metrics-server-address="127.0.0.1" \
  --metrics-server-port="$(( $BASE_METRICS_PORT + $NODE_ID ))" \
  "$@"