#!/bin/bash

echo "Start: $(date)"
REPOS_RACINE=/var/www/html/repos
YUM_CONF=/etc/yum-mirror.repo.d

if [ -e /var/run/update_mirror ]; then
	echo "Update mirror is already running"
	exit 1
else
	echo "$$" > /var/run/update_mirror
fi

if [ ! $(which reposync 2>/dev/null) ]; then
	yum install -y yum-utils createrepo
fi
if [ ! $(which lftp 2>/dev/null) ]; then
        yum install -y lftp
fi

#yum repolist --enablerepo=*
#reposync --downloadcomps --download-metadata --arch=$(uname -m) --repoid=tor --tempcache --download_path=/var/www/html/CentOS7/

#ARCH=armv6l
#for i in base updates; do
#        reposync --config="${YUM_CONF}"/RedSleeve7-base.repo --arch=$ARCH --norepopath --repoid=$i --tempcache --delete --download_path="${REPOS_RACINE}"/$ARCH/${i/base/os}/Packages/
#        createrepo "${REPOS_RACINE}"/$ARCH/${i/base/os}/
#done



###################################################################
#            Springdale
#

#DIST=Springdale7
#ARCH=i686
#reposync --config="${YUM_CONF}"/springdale-7.repo --arch=$ARCH --norepopath --repoid=core --tempcache --delete --download_path="${REPOS_RACINE}"/"$DIST"/$ARCH/os/Packages/
#createrepo "${REPOS_RACINE}"/$ARCH/os/
#reposync --config="${YUM_CONF}"/springdale-7.repo --arch=$ARCH --norepopath --repoid=addons-core --tempcache --delete --download_path="${REPOS_RACINE}"/"$DIST"/$ARCH/Addons/Packages/
#createrepo "${REPOS_RACINE}"/$ARCH/Addons
#for REP in "${REPOS_RACINE}"/$ARCH/os/{LiveOS,images/pxeboot}; do
#	if [ ! -d "$REP" ]; then
#		mkdir -p "$REP"
#	fi
#done
#wget -N http://springdale.math.ias.edu/data/springdale/7/i386/os/LiveOS/squashfs.img --directory-prefix="${REPOS_RACINE}"/"$DIST"/$ARCH/os/LiveOS/
#wget -N http://springdale.math.ias.edu/data/springdale/7/i386/os/images/boot.iso --directory-prefix="${REPOS_RACINE}"/"$DIST"/$ARCH/os/images/
#wget -N http://springdale.math.ias.edu/data/springdale/7/i386/os/images/pxeboot/{initrd.img,upgrade.img,vmlinuz} --directory-prefix="${REPOS_RACINE}"/"$DIST"/$ARCH/os/images/pxeboot/
#
#reposync --config="${YUM_CONF}"/springdale-7.repo --arch=$ARCH --norepopath --repoid=updates --tempcache --download_path="${REPOS_RACINE}"/"$DIST"/$ARCH/updates/os/Packages/
#createrepo "${REPOS_RACINE}"/$ARCH/updates/os/
#reposync --config="${YUM_CONF}"/springdale-7.repo --arch=$ARCH --norepopath --repoid=addons-updates --tempcache --download_path="${DIST}"/$ARCH/updates/Addons/Packages/
#createrepo "${REPOS_RACINE}"/$ARCH/updates/Addons


####################################################################
#             CentOS
#

for ARCH in i686 x86_64 armv7hl armv5tel aarch64; do
	ARCH=${ARCH/armv6l/armv5tel}
	case $ARCH in
		x86_64)
			DIST=CentOS7;;
			REPARCH=x86_64;;
		i686)
			DIST=CentOS7;;
			REPARCH=${ARCH/i686/i386};;
		aarch64)
			DIST=CentOS7;;
			REPARCH=aarch64;;
		armv7hl)
			DIST=CentOS7;;
			REPARCH=armhfp;;
			#REPARCH=armv7hl;;
		armv5tel|armv6l)
			DIST=RedSleeve7;;
			REPARCH=armv5tel;;
	esac
	case $ARCH in
		x86_64)
			BASE_MIRROR=http://mirror.centos.org
			MIRROR="${BASE_MIRROR}"/centos-7/7;;
		i686|aarch64|armv7hl)
			BASE_MIRROR=http://mirror.centos.org
			MIRROR="${BASE_MIRROR}"/altarch/7;;
		armv5tel|armv6l)
			BASE_MIRROR=
			MIRROR=;;
	esac
	case $ARCH in
		x86_64|i686|aarch64)
			# mise en place du boot réseaux
			for REP in "${REPOS_RACINE}"/"$DIST"/$REPARCH/os/{LiveOS,images/pxeboot}; do
				if [ ! -d "$REP" ]; then
					mkdir -p "$REP"
				fi
			done
			wget -N "$MIRROR"/os/$REPARCH/LiveOS/squashfs.img --directory-prefix="${REPOS_RACINE}"/"$DIST"/$REPARCH/os/LiveOS/
			wget -N "$MIRROR"/os/$REPARCH/images/boot.iso --directory-prefix="${REPOS_RACINE}"/"$DIST"/$REPARCH/os/images/
			wget -N "$MIRROR"/os/$REPARCH/images/pxeboot/{initrd.img,upgrade.img,vmlinuz} --directory-prefix="${REPOS_RACINE}"/"$DIST"/$REPARCH/os/images/pxeboot/
			;;
		armv7hl)
			# récupération des images d'install
			for FICHIER in $(curl -s "$MIRROR"/isos/$REPARCH/ | grep Minimal | egrep '<a href=.*\.(txt|xz)' | sed 's|.*">\(.*\)</a>.*|\1|'); do
				wget -N "$MIRROR"/isos/$REPARCH/$FICHIER --directory-prefix="${REPOS_RACINE}"/"$DIST"/$ARCH/isos/
			done
			;;
		armv5tel|armv6l)
			LASTIMG="$(curl -s http://ftp.redsleeve.org/pub/el7-devel/el7/rootfs/ | grep raspi-redsleeve7 | sed 's|.*href="\(raspi-redsleeve7[^"]*\)".*|\1|' | grep img.xz$ | sort | tail -n1)"
			wget -N http://ftp.redsleeve.org/pub/el7-devel/el7/rootfs/"$LASTIMG" --directory-prefix="${REPOS_RACINE}"/"$DIST"/$ARCH/isos/
			;;
	esac

	for REPO in $(grep '^\[' "${YUM_CONF}"/$DIST-$ARCH.repo | sed 's/\[repo-\(.*\)\]/\1/' | fgrep -v '[main]'); do
		if [ $(sed -n '/\[repo-'$REPO'\]/,/^$/ p' "${YUM_CONF}"/$DIST-$ARCH.repo | egrep -c 'enabled[\s]*=[\s]*0') -eq 0 ]; then
			if [ ! -d "${REPOS_RACINE}"/"$DIST"/$REPARCH/${REPO/base/os} ]; then
				mkdir "${REPOS_RACINE}"/"$DIST"/$REPARCH/${REPO/base/os}
			fi
			BASEURL="$(sed -n '/\[repo-'$REPO'\]/,/^$/ p' "${YUM_CONF}"/$DIST-$ARCH.repo | egrep ^baseurl= | cut -d= -f2)"
			echo "Synchro du dépôt $REPO"
			# --only-missing
			#echo "open $BASEURL && mirror --continue --delete Packages ${REPOS_RACINE}/$DIST/$REPARCH/${REPO/base/os}/ && exit" | lftp
			echo "open $BASEURL && mirror --parallel=20 --continue --delete . ${REPOS_RACINE}/$DIST/$REPARCH/${REPO/base/os}/ && exit" | lftp &
			#reposync --config="${YUM_CONF}"/"$DIST"-"$ARCH".repo --arch=$ARCH --norepopath --repoid=repo-$REPO --tempcache --delete --download_path="${REPOS_RACINE}"/"$DIST"/$REPARCH/${REPO/base/os}/ --cachedir=/dev/shm/yum
			#createrepo "${REPOS_RACINE}"/"$DIST"/$REPARCH/${REPO/base/os}/
		fi
	done
done

#for i in base updates epel; do
#	reposync --config="${YUM_CONF}"/"$DIST"-"$ARCH"-"$REPO".repo --arch=$ARCH --repoid=repo-$i --tempcache --download_path="${REPOS_RACINE}"/"$DIST"/$ARCH/${i/base/os}/Packages/
#	createrepo "${REPOS_RACINE}"/"$DIST"/$ARCH/${i/base/os}/
#done

rm -f /var/run/update_mirror
echo "End: $(date)"