lnd/docker/bitcoind/start-bitcoind.sh

76 lines
2.1 KiB
Bash
Executable File

#!/usr/bin/env bash
# exit from script if error was raised.
set -e
# error function is used within a bash function in order to send the error
# message directly to the stderr output and exit.
error() {
echo "$1" > /dev/stderr
exit 0
}
# return is used within the bash function in order to return the value.
return() {
echo "$1"
}
# set_default function gives the ability to move the setting of default
# env variable from docker file to the script thereby giving the ability to the
# user to override it during container start.
set_default() {
# docker initialized env variables with blank string and we can't just
# use -z flag as usually.
BLANK_STRING='""'
VARIABLE="$1"
DEFAULT="$2"
if [[ -z "$VARIABLE" || "$VARIABLE" == "$BLANK_STRING" ]]; then
if [ -z "$DEFAULT" ]; then
error "You should specify default variable"
else
VARIABLE="$DEFAULT"
fi
fi
return "$VARIABLE"
}
# Set default variables if needed.
# This password is for testing and it is equivalent to `devpass`.
# It is generated from (Note: It is fully deterministic, yet the random salt
# generated by the script ensures that the resulting hash is always unique.):
# https://github.com/bitcoin/bitcoin/blob/master/share/rpcauth/rpcauth.py
DEFAULT_PASSWORD='22d3dd348a42d7f040487887b0ea6cc7$79ce831819539c78537884f85b65a09e15b079d79eb8f99447ea9b0a58fa66a6'
RPCAUTH=$(set_default "$RPCAUTH" "devuser:$DEFAULT_PASSWORD")
NETWORK=$(set_default "$NETWORK" "regtest")
DEBUG=$(set_default "$BITCOIND_DEBUG" "1")
PARAMS=""
if [ "$NETWORK" != "mainnet" ]; then
PARAMS="-$NETWORK"
fi
PARAMS=$(echo $PARAMS \
"-debug"="$DEBUG" \
"-rpcauth"="$RPCAUTH" \
"-datadir"="/data" \
"-debuglogfile"="/data/debug.log" \
"-rpcbind"="0.0.0.0" \
"-rpcallowip"="0.0.0.0/0" \
"-zmqpubrawblock"="tcp://0.0.0.0:28332" \
"-zmqpubrawtx"="tcp://0.0.0.0:28333" \
"-txindex"
)
# Add user parameters to the command.
PARAMS="$PARAMS $@"
# Print command and start bitcoin node.
echo "Command: bitcoind $PARAMS"
exec bitcoind $PARAMS