Pantheon IBFT 2.0 Setup

setupIbftNetwork.sh

#! /bin/bash

#IBFT 2.0 with permissions Pantheon setup script. 4 node setup. Assume pantheon is built using `gradlew installDist`
SCRIPTPATH="$( cd "$(dirname "$0")" ; pwd -P )"
PANTHEON_PATH="${SCRIPTPATH}/pantheon/build/install/pantheon"
IBFT_PATH="${SCRIPTPATH}/IBFT-NETWORK"
NODE_COUNT='4'

#Create node directories
for((i=1;i<=$NODE_COUNT;i++))
do
    mkdir -p "${IBFT_PATH}/Node-${i}/data" 
done

# Create IBFT Genesis file
cat > $IBFT_PATH/ibftConfigFile.json << IBFT_CONFIG
{
 "genesis": {
   "config": {
      "chainId": 2018,
      "constantinoplefixblock": 0,
      "ibft2": {
        "blockperiodseconds": 2,
        "epochlength": 30000,
        "requesttimeoutseconds": 10
      }
    },
    "nonce": "0x0",
    "timestamp": "0x58ee40ba",
    "gasLimit": "0x47b760",
    "difficulty": "0x1",
    "mixHash": "0x63746963616c2062797a616e74696e65206661756c7420746f6c6572616e6365",
    "coinbase": "0x0000000000000000000000000000000000000000",
    "alloc": {
       "fe3b557e8fb62b89f4916b721be55ceb828dbd73": {
          "privateKey": "8f2a55949038a9610f50fb23b5883af3b4ecb3c3bb792cbcefbd1542c692be63",
          "comment": "private key and this comment are ignored.  In a real chain, the private key should NOT be stored",
          "balance": "0xad78ebc5ac6200000"
       },
       "627306090abaB3A6e1400e9345bC60c78a8BEf57": {
         "privateKey": "c87509a1c067bbde78beb793e6fa76530b6382a4c0241e5e4a9ec0a0f44dc0d3",
         "comment": "private key and this comment are ignored.  In a real chain, the private key should NOT be stored",
         "balance": "90000000000000000000000"
       },
       "f17f52151EbEF6C7334FAD080c5704D77216b732": {
         "privateKey": "ae6ae8e5ccbfb04590405997ee2d52d2b330726137b875053c36d94e974d162f",
         "comment": "private key and this comment are ignored.  In a real chain, the private key should NOT be stored",
         "balance": "90000000000000000000000"
       }
	  }
 },
 "blockchain": {
   "nodes": {
     "generate": true,
       "count": $NODE_COUNT
   }
 }
}
IBFT_CONFIG

$PANTHEON_PATH/bin/pantheon --version
$PANTHEON_PATH/bin/pantheon operator generate-blockchain-config --config-file=$IBFT_PATH/ibftConfigFile.json --to=$IBFT_PATH/networkFiles
cp $IBFT_PATH/networkFiles/genesis.json $IBFT_PATH/


#Read the generated keys directories in an array
array=()
while IFS=  read -r -d $'\0'; do
    array+=("$REPLY")
done < <(find $IBFT_PATH/networkFiles/keys -maxdepth 1 -mindepth 1 -type d -print0)

# Construct parameter values
PPPORT=30303
RPCPORT=8545
declare -a ENODES
declare -a PP_PORTS
declare -a RPC_PORTS

for((i=0;i<${#array[@]};i++))
do
        NODE_KEY=`cat ${array[i]}/key.pub | cut -c3-`
        PP_PORTS[i]=$((PPPORT + i))
        RPC_PORTS[i]=$((RPCPORT + i))
        ENODES[i]="\"enode://${NODE_KEY}@127.0.0.1:${PP_PORTS[i]}\""
done

# comma separated enode whitelist
WHITELIST=$(IFS=,; echo "${ENODES[*]}")

#Create permissions configuration file (first two accounts from above genesis file)
cat > $IBFT_PATH/permissions_config.toml << PERM_CONFIG
accounts-whitelist=["0xfe3b557e8fb62b89f4916b721be55ceb828dbd73", "0x627306090abaB3A6e1400e9345bC60c78a8BEf57"]
nodes-whitelist=[$WHITELIST]
PERM_CONFIG
printf "$IBFT_PATH/permissions_config.toml\n"
cat $IBFT_PATH/permissions_config.toml

#Copy key files and print node launch commands
for((i=1;i<=${#array[@]};i++))
do
    cp "${array[i-1]}/key.pub" "${IBFT_PATH}/Node-${i}/data/key.pub" 
    cp "${array[i-1]}/key.priv" "${IBFT_PATH}/Node-${i}/data/key"
    cp "${IBFT_PATH}/permissions_config.toml" "${IBFT_PATH}/Node-${i}/data/"
 
    printf " *** Node ${i} Command *** \n"
    printf "${PANTHEON_PATH}/bin/pantheon --data-path=${IBFT_PATH}/Node-${i}/data --genesis-file=${IBFT_PATH}/genesis.json $BOOTNODE --p2p-port=${PP_PORTS[i-1]} --rpc-http-port=${RPC_PORTS[i-1]} --permissions-nodes-config-file-enabled --permissions-accounts-config-file-enabled --rpc-http-enabled --rpc-http-api=ADMIN,ETH,NET,PERM,IBFT --host-whitelist=\"*\" --rpc-http-cors-origins=\"all\"\n" 

    BOOTNODE="--bootnodes=${ENODES[0]}"
done