#!/bin/bash set -eo pipefail # Read in variables source "$(dirname "$0")/vars.sh" # set up the environment source "${SIM_ROOT}/../../env.sh" # Set DEPOSIT_WEB3_URL_ARG to empty to get genesis state from file, not using web3 # export DEPOSIT_WEB3_URL_ARG=--depositWeb3Url=ws://localhost:8545 export DEPOSIT_WEB3_URL_ARG= export DEPOSIT_CONTRACT_ADDRESS=0x cd "$SIM_ROOT" mkdir -p "$SIMULATION_DIR" mkdir -p "$VALIDATORS_DIR" cd "$GIT_ROOT" NIMFLAGS="-d:chronicles_log_level=DEBUG --hints:off --warnings:off --opt:speed --debuginfo" # Run with "SHARD_COUNT=4 ./start.sh" to change these DEFS="" DEFS+="-d:SHARD_COUNT=${SHARD_COUNT:-16} " # Spec default: 1024 DEFS+="-d:SLOTS_PER_EPOCH=${SLOTS_PER_EPOCH:-16} " # Spec default: 64 DEFS+="-d:SECONDS_PER_SLOT=${SECONDS_PER_SLOT:-6} " # Spec default: 6 LAST_VALIDATOR_NUM=$(( NUM_VALIDATORS - 1 )) LAST_VALIDATOR="$VALIDATORS_DIR/v$(printf '%07d' $LAST_VALIDATOR_NUM).deposit.json" echo "Building $BEACON_NODE_BIN ($DEFS)" nim c -o:"$BEACON_NODE_BIN" $NIMFLAGS $DEFS beacon_chain/beacon_node if [ ! -f "${LAST_VALIDATOR}" ]; then echo Building $DEPLOY_DEPOSIT_CONTRACT_BIN nim c -o:"$DEPLOY_DEPOSIT_CONTRACT_BIN" $NIMFLAGS $DEFS -d:release beacon_chain/deploy_deposit_contract if [ "$DEPOSIT_WEB3_URL_ARG" != "" ]; then DEPOSIT_CONTRACT_ADDRESS=$($DEPLOY_DEPOSIT_CONTRACT_BIN $DEPOSIT_WEB3_URL_ARG) export DEPOSIT_CONTRACT_ADDRESS fi $BEACON_NODE_BIN makeDeposits \ --totalDeposits="${NUM_VALIDATORS}" \ --depositDir="$VALIDATORS_DIR" \ --randomKeys=false \ $DEPOSIT_WEB3_URL_ARG \ --depositContractAddress="${DEPOSIT_CONTRACT_ADDRESS}" fi if [ ! -f "${SNAPSHOT_FILE}" ]; then $BEACON_NODE_BIN \ --dataDir="${SIMULATION_DIR}/node-0" \ createTestnet \ --validatorsDir="${VALIDATORS_DIR}" \ --totalValidators="${NUM_VALIDATORS}" \ --outputGenesis="${SNAPSHOT_FILE}" \ --outputNetwork="${NETWORK_METADATA_FILE}" \ --bootstrapAddress=127.0.0.1 \ --bootstrapPort=50000 \ --genesisOffset=5 # Delay in seconds fi # Delete any leftover address files from a previous session if [ -f "${MASTER_NODE_ADDRESS_FILE}" ]; then rm "${MASTER_NODE_ADDRESS_FILE}" fi # multitail support MULTITAIL="${MULTITAIL:-multitail}" # to allow overriding the program name USE_MULTITAIL="${USE_MULTITAIL:-no}" # make it an opt-in type "$MULTITAIL" &>/dev/null || USE_MULTITAIL="no" # Kill child processes on Ctrl-C by sending SIGTERM to the whole process group, # passing the negative PID of this shell instance to the "kill" command. # Trap and ignore SIGTERM, so we don't kill this process along with its children. if [ "$USE_MULTITAIL" = "no" ]; then trap '' SIGTERM trap 'kill -- -$$' SIGINT EXIT fi COMMANDS=() LAST_NODE=$(( NUM_NODES - 1 )) for i in $(seq 0 $LAST_NODE); do if [[ "$i" == "0" ]]; then sleep 0 elif [ "$USE_MULTITAIL" = "no" ]; then # Wait for the master node to write out its address file while [ ! -f "${MASTER_NODE_ADDRESS_FILE}" ]; do sleep 0.1 done fi CMD="${SIM_ROOT}/run_node.sh $i" if [ "$USE_MULTITAIL" != "no" ]; then if [ "$i" = "0" ]; then SLEEP="0" else SLEEP="2" fi # "multitail" closes the corresponding panel when a command exits, so let's make sure it doesn't exit COMMANDS+=( " -cT ansi -t 'node #$i' -l 'sleep $SLEEP; $CMD; echo [node execution completed]; while true; do sleep 100; done'" ) else eval "${CMD}" & fi done if [ "$USE_MULTITAIL" != "no" ]; then eval $MULTITAIL -s 3 -M 0 -x \"Nimbus beacon chain\" "${COMMANDS[@]}" else wait # Stop when all nodes have gone down fi