#!/bin/bash

set -ex

# This shouldn't be in the Dockerfile or containers built from the same image
# will have the same credentials.
if [ ! -e "$HOME/.bitcoin/bitcoin.conf" ]; then
    mkdir -p $HOME/.bitcoin

    echo "Creating bitcoin.conf"

    # Seed a random password for JSON RPC server
    cat <<EOF > $HOME/.bitcoin/bitcoin.conf
# network
mainnet=${MAINNET:-1}
testnet=${TESTNET:-0}
regtest=${REGTEST:-0}

# server
server=${SERVER:-1}
listen=${LISTEN:-1}
listenonion=${LISTENONION:-0}
daemon=${DAEMON:-0}
txindex=${TXINDEX=-1}
prune=${PRUNE=-0}
disablewallet=${DISABLEWALLET:-1}
printtoconsole=${PRINTTOCONSOLE:-1}

# rpc
rpcuser=${RPCUSER:-bitcoinrpc}
rpcpassword=${RPCPASSWORD:-`dd if=/dev/urandom bs=33 count=1 2>/dev/null | base64`}
#rpcconnect=${RPCCONNECT:-127.0.0.1}
#rpcport=${RPCPORT:-8332}
#rpcauth=${RPCAUTH:-xxx}

# performance
dbcache=${DBCACHE=-2000}
maxconnections=${MAXCONNECTIONS=-40}
maxuploadtarget=${MAXUPLOADTARGET=-5000}

# tor
#proxy=${PROXY:-127.0.0.1:9050}
#seednode=${SEEDNODE1:-nkf5e6b7pl4jfd4a.onion}
#seednode=${SEEDNODE2:-xqzfakpeuvrobvpj.onion}
#seednode=${SEEDNODE3:-tsyvzsqwa2kkf6b2.onion}

# validation
reindex-chainstate=${REINDEXCHAINSTATE=-0}

EOF

fi

cat $HOME/.bitcoin/bitcoin.conf

echo "Initialization completed successfully"