#!/sbin/openrc-run
# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

extra_commands="checkconfig"
extra_started_commands="reload"

command="/usr/bin/zcashd"
command_args="-showmetrics=0 -conf=${ZCASHD_CONFIG} -datadir=${ZCASHD_DATADIR} ${ZCASHD_OPTS}"
command_user="${ZCASHD_UG}"
command_background=yes
pidfile="/run/${RC_SVCNAME}.pid"
retry="${ZCASHD_SIGTERM_TIMEOUT}"
required_files="${ZCASHD_CONFIG}"
start_stop_daemon_args="${SSD_OPTS:--N ${ZCASHD_NICE} -w 2000}"

depend() {
	need localmount net
}

start_pre() {
	checkpath -f -m 0600 -o "${ZCASHD_UG}" "${ZCASHD_CONFIG}"

	if [ "${RC_CMD}" != "restart" ]; then
		checkconfig || return 1
	fi
}

reload() {
	checkconfig || return 1
	ebegin "Reloading ${RC_SVCNAME}"
	start-stop-daemon --signal HUP --pidfile "${pidfile}"
	eend $? "Failed to reload ${RC_SVCNAME}"
}

checkconfig() {
	if ! grep -qs '^rpcpassword=' "${ZCASHD_CONFIG}"; then
		eerror
		eerror "ERROR: You must set a secure rpcpassword to run zcashd."
		eerror "The setting must appear in ${ZCASHD_CONFIG}"
		eerror
		eerror "This password is security critical to securing wallets "
		eerror "and must not be the same as the rpcuser setting."
		eerror "You can generate a suitable random password using the following"
		eerror "command from the shell:"
		eerror
		eerror "bash -c 'tr -dc a-zA-Z0-9 < /dev/urandom | head -c32 && echo'"
		eerror
		return 1
	fi
}