#!/bin/bash
set -euo pipefail

CONFIGDIR=/etc/mirrors
CONFIGFILE=${CONFIGDIR}/config
source ${CONFIGFILE}

LOCKFILE=${LOCKDIR}/$(basename ${0}).lock

[[ -f "${LOCKFILE}" ]] && {
echo "Lock file $LOCKFILE found, skipping.."
exit 0
}

#touch ${LOCKFILE}
trap "/bin/rm -f ${LOCKFILE}" EXIT SIGHUP SIGINT SIGTERM

# Show progress if argument is info
# [[ "$1" == "info" ]] && ROPTS="$ROPTS --info=progress2 -h"

for R in "${MIRRORS[@]}" ; do
	RR=( ${R//|/ } )
	MIRROR=${RR[0]}
	EXCLUDEFILE=$CONFIGDIR/${RR[1]}
	TARGETDIR=$TARGET/${RR[2]}
	
	[[ -r "${EXCLUDEFILE}" ]] || {
		echo "Exclude file ${EXCLUDEFILE} for mirror ${MIRROR} not found"
		continue
	}

	[[ -d "${TARGETDIR}" ]] || {
		echo "Creating target dir ${TARGETDIR} for mirror ${MIRROR}"
		mkdir -p ${TARGETDIR}
	}

	[[ -r "${TARGETDIR}" ]] || {
		echo "Target dir ${TARGETDIR} for mirror ${MIRROR} not found"
		continue
	}

	if [[ $MIRROR == rsync* ]]; then
		rsync ${ROPTS} -f "merge ${EXCLUDEFILE}"  ${MIRROR}/ ${TARGETDIR}/
	elif [[ $MIRROR == http* ]]; then
		EXCLUDE=`cat ${EXCLUDEFILE}`
		wget ${WOPTS} -R "'${EXCLUDE//[$'\t\r\n']/,}'" -P ${TARGETDIR} ${MIRROR}
	else
		echo "Unknown mirror URL: ${MIRROR}"
	fi
done
sync
exit 0