+# computes a yum.conf from the template, and checks that all baseurl defined in there are valid repos
+# returns 0 on success and 1 on failure
+function yumconf_mirror () {
+ dest_yumconf=$1; shift
+ template=$1; shift
+ kexclude_line="$1" ; shift
+ mirror=$1; shift
+
+ sed -e "s,@MIRRORURL@,$mirror,g" \
+ -e "/baseurl=/i\\
+$kexclude_line" $template > $dest_yumconf
+
+ # capture all lines defining baseurl
+ baseurl_defs=$(grep '^baseurl=' $dest_yumconf)
+ if [ -z "$baseurl_defs" ] ; then
+ return 1
+ fi
+
+ for baseurl_def in $baseurl_defs; do
+ baseurl=$(echo $baseurl_def | sed \
+ -e s,baseurl=,, \
+ -e 's,$basearch,'"$pl_DISTRO_ARCH",g)
+ repomd=$baseurl/repodata/repomd.xml
+
+ echo "* Trying to fetch $repomd"
+ if ! build_fetch $repomd ; then
+ echo "* Failed to fetch $repomd"
+ return 1
+ fi
+ done
+ echo "* Selected mirror $mirror"
+ return 0
+}
+
+# from a yum.conf as generated above, computes the (first) gpgkey url
+function yumconf_gpgkey () {
+ dest_yumconf=$1; shift
+
+ first_line=$(grep '^gpgkey=' $dest_yumconf | head -1)
+ values=$(echo $first_line | sed -e s,gpgkey=,,)
+ value=$(echo $values | awk '{print $1;}' | sed -e 's,$basearch,'"$pl_DISTRO_ARCH",g)
+ [ -n "$value" ] || return 1
+ echo $value
+ return 0
+}
+
+# patches a yum conf to insert an exclude line in each declared repo
+function yumconf_exclude () {
+ repo=$1; shift
+ kexclude_line="$1" ; shift
+
+ sed -i -e "/#baseurl=.*$/i\\
+$kexclude_line" $repo
+}