Make mirror URL configurable via the environment.

2 files changed, 7 insertions, 3 deletions

diff --git a/slackupgrade b/slackupgrade
index ff4d46f..ada387b 100644
--- a/slackupgrade
+++ b/slackupgrade
@@ -12,24 +12,25 @@
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with slackupgrade.  If not, see
 # <http://www.gnu.org/licenses/>.
 
 set -e
 
 # Configuration directory
 : ${SLACKUPGRADE_CONFDIR:=/etc/slackupgrade}
 : ${SLACKUPGRADE_PKGDIR:=/var/slackupgrade}
+: ${SLACKUPGRADE_MIRRORS_URL:=https://mirrors.slackware.com/slackware}
 # Slackware root directory
 rooturl=
 # Log file name
 logfile=
 # 'y', if dry-run mode is requested
 dry_run=
 # If 'y', don't ask anything, assume "y" as answer to all quieries
 assume_y=
 # Output verbosity: '' - normal, 'v' - verbose, 'q' - quiet
 verbosity=
 # If 'y', install all packages
 install_all=
@@ -452,39 +453,38 @@ case "$(uname -m)" in
     i?86)   ARCH=;;
     x86_64) ARCH=64;;
     *)      abend "architecture $(uname -m) is not yet supported"
 esac
 
 if [ ! -d $SLACKUPGRADE_PKGDIR ]; then
     mkdir -p $SLACKUPGRADE_PKGDIR || abend "can't create $SLACKUPGRADE_PKGDIR"
 fi
 
 tempdir_create
 cd $tempdir
 
-mirrors_url=https://mirrors.slackware.com/slackware
 if [ -z "$rooturl" ]; then
     dnfunc_init
-    if ! $dnfunc index.html $mirrors_url; then
+    if ! $dnfunc index.html $SLACKUPGRADE_MIRRORS_URL; then
 	abend "exiting"
 	exit 1
     fi
     version_rx=$(echo $VERSION | sed -e 's/\./\\./g')
     new_version=$(cat index.html |\
       tr '<' '\n' |\
       sed -n -r \
 	  -e 's/.*^a href="slackware'$ARCH'-([[:digit:].]+)\/?".*/\1/p'|\
       sed -n -e "/$version_rx/{" -en -ep -e '}' )
     if [ -n "$new_version" ]; then
-	rooturl="$mirrors_url/slackware$ARCH-$new_version"
+	rooturl="$SLACKUPGRADE_MIRRORS_URL/slackware$ARCH-$new_version"
 	info "using $rooturl as distribution top-level URL"
     else
 	abend "can't find distribution newer than $VERSION; please supply URL if you have any"
     fi
 fi
 
 # Check if rooturl is local or remote
 case $rooturl in
     /*) unset remote
 	;;
     http://*|https://*|ftp://*|ftps://*)
 	dnfunc_init
diff --git a/slackupgrade.8 b/slackupgrade.8
index d58b0e7..ef15eb9 100644
--- a/slackupgrade.8
+++ b/slackupgrade.8
@@ -310,24 +310,28 @@ becomes \fBX~2\fR and so on.  At most five backup copies are kept
 .SH ENVIRONMENT
 .TP
 .B SLACKUPGRADE_CONFDIR
 Location of the configuration directory.  This is the place where
 replacement maps are stored.  The default is
 .BR /etc/slackupgrade .
 .TP
 .B SLACKUPGRADE_PKGDIR
 Location of the \fBslackupgrade\fR package spool directory.  This is
 the temporary storage for downloaded package tarballs.  The default is
 .BR /var/slackupgrade .
 .TP
+.B SLACKUPGRADE_MIRRORS_URL
+URL of the Slackware mirros site.  The default is
+.BR https://mirrors.slackware.com/slackware .
+.TP
 .B TMP
 Location of the temporary directory.  The default is
 .BR /tmp .
 .SH "SEE ALSO"
 The \fBUPGRADE.TXT\fR document, outlining the procedure as a whole:
 .nh
 <\fBhttps://mirrors.nix.org.ua/linux/slackware/slackware\-14.1/UPGRADE.TXT\fR>.
 .hy
 .PP
 .BR upgradepkg (8).
 .SH BUGS
 Only main Slackware packages are considered.  The \fBpatches\fR