#!/bin/bash

usage()

{

cat << EOF

usage: $0 -d <distribution> -s <signame(s)> -t <tag(s)>

This script generate new build target in koji for SIGS.

OPTIONS:

   -d           Distribution : 5 6 7

   -s		SIG name : bananas, storage 

   -t		DISTTAGS : "el7 el7.centos el7_0"

   -c		COLLECTION : mariadb100 (a single collection can be used at this time)

EOF

}

optiond=false

options=false

optiont=false

optionc=false

while getopts ":hd:s:t:c:" OPTION

do

        case $OPTION in

        h)

             usage

             exit 0

             ;;

	d)

	     optiond=true

	     DISTS="${OPTARG}"

	     ;;

	s)

	     options=true

	     SIGS="${OPTARG}"

	     ;;

	t)

	     optiont=true

	     TAGS="${OPTARG}"

	     ;;

	c)

	     optionc=true

	     COLLECTIONS="${OPTARG}"

	     ;;

        ?)

             exit 0

             ;;

        :)

             echo "Option -$OPTARG requires an argument."

             exit 1

             ;;

        esac

done

shift $(($OPTIND - 1))

if ! ( $optiond && $options && $optiont  )

then

	usage

	exit 0	

fi

# Check if user is allowed to send command to koji and has 'admin' permission

KOJI=`which koji`

PERM=`$KOJI list-permissions --mine`

if [ "$PERM" != "admin"  ]

then

	echo "[ERROR] Koji misconfigure/missing admin privilege for creating SIG tags"

	exit 1

fi

for DIST in $DISTS

do

	case $DIST in

		5) echo "* Checking distribution el$DIST configuration..."; ARCHES="i386 x86_64"; DEFAULT_DISTTAG="el5"

		;;

		6) echo "* Checking distribution el$DIST configuration..."; ARCHES="i686 x86_64"; DEFAULT_DISTTAG="el6"

		;;

		7) echo "* Checking distribution el$DIST configuration..."; ARCHES="x86_64"; DEFAULT_DISTTAG="el7.centos"

		;;

		*) echo "It seems your distribution el${DIST} is unsupported" && continue

		;;

	esac

	$KOJI list-tags | grep buildsys${DIST} &> /dev/null

	[ $? -gt 0 ] && echo " -> [ERROR] Something is wrong buildsys${DIST} tag not found." && continue

	$KOJI list-external-repos | grep ^centos${DIST}-os &> /dev/null

	[ $? -gt 0 ] && echo " -> [ERROR] centos${DIST}-os external repo not configured in koji." && continue

	$KOJI list-external-repos | grep ^centos${DIST}-updates &> /dev/null

	[ $? -gt 0 ] && echo " -> [ERROR] centos${DIST}-updates external repo not configured in koji." && continue

	for SIG in $SIGS

	do

		echo " -> Checking $SIG config..."

		$KOJI add-user $SIG &> /dev/null

		[ $? -eq 0 ] && echo "Creating user : ${SIG}"

		SIG="${SIG}${DIST}"

		$KOJI list-tags | grep $SIG-testing &> /dev/null

		[ $? -gt 0 ] && echo "Creating tag  : ${SIG}-testing" && $KOJI add-tag $SIG-testing 

		$KOJI list-tags | grep $SIG-release &> /dev/null

		[ $? -gt 0 ] && echo "Creating tag  : ${SIG}-release" && $KOJI add-tag $SIG-release

		for TAG in $TAGS

		do

			# Add collection support abuse TAG variable

			REALTAG=$TAG

			if ( $optionc )

			then

				TAG="$TAG-$COLLECTIONS"

			fi

			$KOJI list-tags | grep $SIG-$TAG-build &> /dev/null 

			[ $? -eq 0 ] && echo " -> $SIG-$TAG target already exists. skipping." && continue

			echo " -> creating $SIG-$TAG"

			$KOJI add-tag --arches "$ARCHES" $SIG-$TAG-build

			$KOJI add-target $SIG-$TAG $SIG-$TAG-build $SIG-testing

			$KOJI add-external-repo --tag=$SIG-$TAG-build centos${DIST}-updates

			$KOJI add-external-repo --tag=$SIG-$TAG-build centos${DIST}-os

			$KOJI add-group $SIG-$TAG-build build

			$KOJI add-group $SIG-$TAG-build srpm-build

			# Add <collection>-build to the buildroot if collection enabled

			if ( $optionc )

                        then

				$KOJI add-group-pkg $SIG-$TAG-build build bash bzip2 coreutils cpio diffutils redhat-release findutils gawk gcc gcc-c++ grep gzip info make patch redhat-rpm-config rpm-build sed shadow-utils tar unzip util-linux-ng which buildsys-macros-$TAG tar buildsys-tools $COLLECTIONS-build

				$KOJI add-group-pkg $SIG-$TAG-build srpm-build bash buildsys-macros curl cvs redhat-release gnupg make redhat-rpm-config rpm-build shadow-utils buildsys-macros-$REALTAG tar buildsys-tools $COLLECTIONS-build

			else

				$KOJI add-group-pkg $SIG-$TAG-build build bash bzip2 coreutils cpio diffutils redhat-release findutils gawk gcc gcc-c++ grep gzip info make patch redhat-rpm-config rpm-build sed shadow-utils tar unzip util-linux-ng which buildsys-macros-$TAG tar buildsys-tools

                                $KOJI add-group-pkg $SIG-$TAG-build srpm-build bash buildsys-macros curl cvs redhat-release gnupg make redhat-rpm-config rpm-build shadow-utils buildsys-macros-$REALTAG tar buildsys-tools

			fi

			$KOJI add-tag-inheritance --priority 1 $SIG-$TAG-build buildsys${DIST}

			$KOJI add-tag-inheritance --priority 2 $SIG-$TAG-build $SIG-testing

			$KOJI list-tagged buildsys${DIST} | grep buildsys-macros-$REALTAG &> /dev/null

			if [ $? -gt 0 ] 

			then

				if [ "x$REALTAG" != "x$DEFAULT_DISTTAG" ]

				then

					echo " -> [WARN] buildsys-macros-$REALTAG rpm not found. Please build it within koji."

					[ -f $PWD/etc/buildsys.spec.template ] && echo " -> Generating buildsys-macros-$TAG.spec"

				fi

			fi

		done

	done

done