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Blame scripts/external_repos_updates.sh

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#!/bin/bash
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REPOMD="repodata/repomd.xml"
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KOJI_CACHE="/var/cache/cbs-monitorexternalrepos"
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UPDATED_REPOS=""
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UPDATED_BUILDROOTS=`mktemp`
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SUPPORTED_ARCHES="x86_64 i386 ppc64le aarch64"
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# Ensure the cache directory is available
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[ ! -d $KOJI_CACHE ] && mkdir -p $KOJI_CACHE
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OLDIFS="$IFS"
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IFS=$'\n'
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for REPO in `koji list-external-repos --quiet`
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do
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	IFS="$OLDIFS"
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	for ARCH in $SUPPORTED_ARCHES
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	do
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		httpcode=""
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		sha=""
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		oldsha=""
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		eval repourl=`echo $REPO | rev| cut -d ' ' -f 1| rev | sed 's#\$arch#$ARCH#g'`
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		reponame=`echo $REPO | cut -d ' ' -f 1`
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		if [ "x$reponame" == "x" ]
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		then
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			echo "Repository $REPO is malformed."
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			break
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		fi
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		httpcode=$(curl -s --head -w %{http_code} $repourl -o /dev/null)
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		if [ $? -gt 0 ]
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		then
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			echo "[WARN] Couldn't retrieve $repourl . Skipping $reponame regeneration."
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			continue
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		else
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			httpcode=$(( httpcode + 0 ))
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			if [ $httpcode -gt 400 ]
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			then
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				echo "[INFO] Skipping $reponame.$ARCH ; $ARCH not available."
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				continue
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			else
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				sha=`curl --silent $repourl/$REPOMD | sha256sum`
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				if [ $? -gt 0 ]
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				then
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					echo "Couldn't retrieve $repourl/$REPOMD. Skipping $reponame regeneration."
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					continue
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				fi
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				if [ ! -f $KOJI_CACHE/$reponame.$ARCH.sha256sum ]
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				then
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					echo "$sha" > $KOJI_CACHE/$reponame.$ARCH.sha256sum
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					UPDATED_REPOS="$UPDATED_REPOS $reponame"
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				else
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					oldsha=`cat $KOJI_CACHE/$reponame.$ARCH.sha256sum`
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					diff <(echo "$sha") <(echo "$oldsha") &> /dev/null
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					if [ $? -gt 0 ]
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					then
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						echo "in"
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						UPDATED_REPOS="$UPDATED_REPOS $reponame"
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						echo "$sha" > $KOJI_CACHE/$reponame.$ARCH.sha256sum
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					fi
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				fi
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			fi
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		fi
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	done
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done
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IFS="$OLDIFS"
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for REPO in $UPDATED_REPOS
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do
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    buildroots=`koji list-external-repos --name=$REPO --quiet --used | cut -d ' ' -f 1`
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    printf "$buildroots\n" >> $UPDATED_BUILDROOTS 
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done
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for BR in `cat $UPDATED_BUILDROOTS | sort | uniq`
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do
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    echo koji regen-repo --nowait $BR
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done
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