lighthouse/scripts/local_testnet/start_local_testnet.sh

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#!/usr/bin/env bash
# Start all processes necessary to create a local testnet
set -Eeuo pipefail
source ./vars.env
# Set a higher ulimit in case we want to import 1000s of validators.
ulimit -n 65536
# VC_COUNT is defaulted in vars.env
DEBUG_LEVEL=${DEBUG_LEVEL:-info}
BUILDER_PROPOSALS=
# Get options
while getopts "v:d:ph" flag; do
case "${flag}" in
v) VC_COUNT=${OPTARG};;
d) DEBUG_LEVEL=${OPTARG};;
p) BUILDER_PROPOSALS="-p";;
h)
validators=$(( $VALIDATOR_COUNT / $BN_COUNT ))
echo "Start local testnet, defaults: 1 eth1 node, $BN_COUNT beacon nodes,"
echo "and $VC_COUNT validator clients with each vc having $validators validators."
echo
echo "usage: $0 <Options>"
echo
echo "Options:"
echo " -v: VC_COUNT default: $VC_COUNT"
echo " -d: DEBUG_LEVEL default: info"
echo " -p: enable builder proposals"
echo " -h: this help"
exit
;;
esac
done
if (( $VC_COUNT > $BN_COUNT )); then
echo "Error $VC_COUNT is too large, must be <= BN_COUNT=$BN_COUNT"
exit
fi
genesis_file=${@:$OPTIND+0:1}
# Init some constants
PID_FILE=$TESTNET_DIR/PIDS.pid
LOG_DIR=$TESTNET_DIR
# Stop local testnet and remove $PID_FILE
./stop_local_testnet.sh
# Clean $DATADIR and create empty log files so the
# user can "tail -f" right after starting this script
# even before its done.
./clean.sh
mkdir -p $LOG_DIR
for (( bn=1; bn<=$BN_COUNT; bn++ )); do
touch $LOG_DIR/beacon_node_$bn.log
done
for (( el=1; el<=$BN_COUNT; el++ )); do
touch $LOG_DIR/geth_$el.log
done
for (( vc=1; vc<=$VC_COUNT; vc++ )); do
touch $LOG_DIR/validator_node_$vc.log
done
# Sleep with a message
sleeping() {
echo sleeping $1
sleep $1
}
# Execute the command with logs saved to a file.
#
# First parameter is log file name
# Second parameter is executable name
# Remaining parameters are passed to executable
execute_command() {
LOG_NAME=$1
EX_NAME=$2
shift
shift
CMD="$EX_NAME $@ >> $LOG_DIR/$LOG_NAME 2>&1"
echo "executing: $CMD"
echo "$CMD" > "$LOG_DIR/$LOG_NAME"
eval "$CMD &"
}
# Execute the command with logs saved to a file
# and is PID is saved to $PID_FILE.
#
# First parameter is log file name
# Second parameter is executable name
# Remaining parameters are passed to executable
execute_command_add_PID() {
execute_command $@
echo "$!" >> $PID_FILE
}
# Setup data
echo "executing: ./setup.sh >> $LOG_DIR/setup.log"
./setup.sh >> $LOG_DIR/setup.log 2>&1
# Update future hardforks time in the EL genesis file based on the CL genesis time
GENESIS_TIME=$(lcli pretty-ssz --testnet-dir $TESTNET_DIR BeaconState $TESTNET_DIR/genesis.ssz | jq | grep -Po 'genesis_time": "\K.*\d')
echo $GENESIS_TIME
CAPELLA_TIME=$((GENESIS_TIME + (CAPELLA_FORK_EPOCH * 32 * SECONDS_PER_SLOT)))
echo $CAPELLA_TIME
sed -i 's/"shanghaiTime".*$/"shanghaiTime": '"$CAPELLA_TIME"',/g' $genesis_file
cat $genesis_file
# Delay to let boot_enr.yaml to be created
execute_command_add_PID bootnode.log ./bootnode.sh
sleeping 1
execute_command_add_PID el_bootnode.log ./el_bootnode.sh
sleeping 1
# Start beacon nodes
BN_udp_tcp_base=9000
BN_http_port_base=8000
EL_base_network=7000
EL_base_http=6000
EL_base_auth_http=5000
(( $VC_COUNT < $BN_COUNT )) && SAS=-s || SAS=
for (( el=1; el<=$BN_COUNT; el++ )); do
execute_command_add_PID geth_$el.log ./geth.sh $DATADIR/geth_datadir$el $((EL_base_network + $el)) $((EL_base_http + $el)) $((EL_base_auth_http + $el)) $genesis_file
done
sleeping 20
# Reset the `genesis.json` config file fork times.
sed -i 's/"shanghaiTime".*$/"shanghaiTime": 0,/g' $genesis_file
for (( bn=1; bn<=$BN_COUNT; bn++ )); do
secret=$DATADIR/geth_datadir$bn/geth/jwtsecret
echo $secret
execute_command_add_PID beacon_node_$bn.log ./beacon_node.sh $SAS -d $DEBUG_LEVEL $DATADIR/node_$bn $((BN_udp_tcp_base + $bn)) $((BN_udp_tcp_base + $bn + 100)) $((BN_http_port_base + $bn)) http://localhost:$((EL_base_auth_http + $bn)) $secret
done
# Start requested number of validator clients
for (( vc=1; vc<=$VC_COUNT; vc++ )); do
execute_command_add_PID validator_node_$vc.log ./validator_client.sh $BUILDER_PROPOSALS -d $DEBUG_LEVEL $DATADIR/node_$vc http://localhost:$((BN_http_port_base + $vc))
done
echo "Started!"