#!/sbin/openrc-run

# backward compatibility for existing gentoo layout 
#
if [ -d "/var/lib/vexta/.vexta" ]; then
	VEXTAD_DEFAULT_DATADIR="/var/lib/vexta/.vexta"
else
	VEXTAD_DEFAULT_DATADIR="/var/lib/vextad"
fi

VEXTAD_CONFIGFILE=${VEXTAD_CONFIGFILE:-/etc/vexta/vexta.conf}
VEXTAD_PIDDIR=${VEXTAD_PIDDIR:-/var/run/vextad}
VEXTAD_PIDFILE=${VEXTAD_PIDFILE:-${VEXTAD_PIDDIR}/vextad.pid}
VEXTAD_DATADIR=${VEXTAD_DATADIR:-${VEXTAD_DEFAULT_DATADIR}}
VEXTAD_USER=${VEXTAD_USER:-${DIGIBYTE_USER:-vexta}}
VEXTAD_GROUP=${VEXTAD_GROUP:-vexta}
VEXTAD_BIN=${VEXTAD_BIN:-/usr/bin/vextad}
VEXTAD_NICE=${VEXTAD_NICE:-${NICELEVEL:-0}}
VEXTAD_OPTS="${VEXTAD_OPTS:-${DIGIBYTE_OPTS}}"

name="Vexta Core Daemon"
description="Vexta cryptocurrency P2P network daemon"

command="/usr/bin/vextad"
command_args="-pid=\"${VEXTAD_PIDFILE}\" \
		-conf=\"${VEXTAD_CONFIGFILE}\" \
		-datadir=\"${VEXTAD_DATADIR}\" \
		-daemon \
		${VEXTAD_OPTS}"

required_files="${VEXTAD_CONFIGFILE}"
start_stop_daemon_args="-u ${VEXTAD_USER} \
			-N ${VEXTAD_NICE} -w 2000"
pidfile="${VEXTAD_PIDFILE}"

# The retry schedule to use when stopping the daemon. Could be either
# a timeout in seconds or multiple signal/timeout pairs (like
# "SIGKILL/180 SIGTERM/300")
retry="${VEXTAD_SIGTERM_TIMEOUT}"

depend() {
	need localmount net
}

# verify
# 1) that the datadir exists and is writable (or create it)
# 2) that a directory for the pid exists and is writable
# 3) ownership and permissions on the config file
start_pre() {
	checkpath \
	-d \
	--mode 0750 \
	--owner "${VEXTAD_USER}:${VEXTAD_GROUP}" \
	"${VEXTAD_DATADIR}"

	checkpath \
	-d \
	--mode 0755 \
	--owner "${VEXTAD_USER}:${VEXTAD_GROUP}" \
	"${VEXTAD_PIDDIR}"

	checkpath -f \
	-o "${VEXTAD_USER}:${VEXTAD_GROUP}" \
	-m 0660 \
	"${VEXTAD_CONFIGFILE}"

	checkconfig || return 1
}

checkconfig()
{
	if grep -qs '^rpcuser=' "${VEXTAD_CONFIGFILE}" && \
		! grep -qs '^rpcpassword=' "${VEXTAD_CONFIGFILE}" ; then
		eerror ""
		eerror "ERROR: You must set a secure rpcpassword to run vextad."
		eerror "The setting must appear in ${VEXTAD_CONFIGFILE}"
		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 ""
		eerror "It is recommended that you also set alertnotify so you are "
		eerror "notified of problems:"
		eerror ""
		eerror "ie: alertnotify=echo %%s | mail -s \"Vexta Alert\"" \
			"admin@foo.com"
		eerror ""
		return 1
	fi
}