myplc-init-vserver.sh for creating almost empty vservers for myplc-native

[build.git] / mkfedora

diff --git a/mkfedora b/mkfedora
index 2df48d0..9dc3cac 100755 (executable)
--- a/mkfedora
+++ b/mkfedora
@@ -13,24 +13,25 @@
 # Mark Huang <mlhuang@cs.princeton.edu>
 # Copyright (C) 2004-2006 The Trustees of Princeton University
 #
-# $Id: mkfedora,v 1.32.2.1 2007/08/30 16:39:01 mef Exp $
+# $Id$
 #
 
 export PATH=/sbin:/bin:/usr/sbin:/usr/bin
 
+echo "* Entering mkfedora " "$@"
+
 # Verbosity
 verbose=0
 
 # Default yum repositories to try
 mirrors=(
 file:///data/fedora
-ftp://smoke.cs.princeton.edu/pub/mirrors/fedora
+http://localhost/fedora
+http://build.planet-lab.org/fedora
 http://coblitz.codeen.org/coblitz.planet-lab.org/pub/fedora
 ftp://mirror.cs.princeton.edu/pub/mirrors/fedora
-http://coblitz.planet-lab.org/pub/fedora
 ftp://mirror.stanford.edu/pub/mirrors/fedora
 ftp://rpmfind.net/linux/fedora
-http://fedora.laptop.org/fedora-linux-releases
 )
 
 # Release and architecture to install
@@ -53,6 +54,7 @@ exclude_kernel=
 if [ -f /etc/planetlab/plc_config ] ; then
     . /etc/planetlab/plc_config
     if [ -n "$PLC_DEVEL_FEDORA_URL" ] ; then
+       echo "* mkfedora : setting mirrors from /etc/planetlab/config"
        mirrors=($PLC_DEVEL_FEDORA_URL)
     fi
 fi
@@ -133,50 +135,47 @@ fetch ()
     curl --fail --silent --max-time 60 "$1"
 }
 
+# hard to find two mirrors with a similar layout
+# set list of attempted locations according to releasever
+if [ $releasever -ge 7 ] ; then
+    attempts="
+linux/releases/$releasever/Everything/$basearch/os
+$releasever/Everything/$basearch/os
+core/$releasever/Everything/$basearch/os
+linux/core/$releasever/$basearch/os
+"
+else
+    attempts="
+linux/core/$releasever/$basearch/os 
+core/$releasever/$basearch/os 
+$releasever/$basearch/os
+"
+fi
+
+echo "$0: candidate mirrors"
 for mirror in "${mirrors[@]}" ; do
-    if [ $releasever -ge 7 ] ; then
-       for baseurl in \
-               $mirror/$releasever/Everything/$basearch/os ; do
-               if fetch $baseurl/repodata/repomd.xml >/dev/null ; then
-                   break
-               fi
-               unset baseurl
-        done
-    else
-       for baseurl in \
-               $mirror/linux/core/$releasever/$basearch/os \
-               $mirror/core/$releasever/$basearch/os \
-               $mirror/$releasever/$basearch/os ; do
-               if fetch $baseurl/repodata/repomd.xml >/dev/null ; then
-                       break
-               fi
-               unset baseurl
-       done
-    fi
-    if [ -n "$baseurl" ] ; then
-       break
-    fi
-    unset baseurl
+    echo "* candidate mirror $mirror"
+done
+baseurl=""
+for mirror in "${mirrors[@]}" ; do
+    for attempt in $attempts; do 
+       attempturl=$mirror/$attempt
+       if fetch $attempturl/repodata/repomd.xml >/dev/null ; then
+           baseurl=$attempturl
+           break 2
+       fi
+    done
 done
 
 if [ -z "$baseurl" ] ; then
-    if [ $releasever -ge 7 ] ; then
-       echo "Error: $releasever/Everything/$basearch/os/repodata/repomd.xml"
-       echo "       could not be found in any of the following locations:"
-       echo
-       for mirror in ${mirrors[@]} ; do
-               echo $mirror/linux
-       done
-    else
-       echo "Error: $releasever/$basearch/os/repodata/repomd.xml"
-       echo "       could not be found in any of the following locations:"
-       echo
-       for mirror in ${mirrors[@]} ; do
-               echo $mirror/linux/core
-               echo $mirror/core
-               echo $mirror
-       done
-    fi
+    echo "Error: $releasever/$basearch/os/repodata/repomd.xml"
+    echo "       could not be found in any of the following locations:"
+    echo
+    for mirror in ${mirrors[@]} ; do
+       for attempt in $attempts ; do
+           echo $mirror/$attempt
+       done
+    done
     echo
     usage
 fi
@@ -191,24 +190,39 @@ fi
 # Do not tolerate errors
 set -e
 
-# Mount /dev/pts and /dev/shm in reference image
+## make rpms ignore installing stuff to special fs entries like /proc
+# Because of https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=52725
+# you have to use at least one language beside 'C'
+cat > /etc/rpm/macros <<EOF
+%_install_langs C:de:en:es:fr
+%_netsharedpath /proc:/dev/pts
+%_excludedocs yes
+EOF
+# copy to the vserver's rpm macros
+mkdir -p $vroot/etc/rpm
+cp /etc/rpm/macros $vroot/etc/rpm/macros
+
+# Mount in reference image
 mount -t devpts none $vroot/dev/pts
 mount -t tmpfs none $vroot/dev/shm
-
-# Mount /proc in reference image
 mkdir -p $vroot/proc
 mount -t proc none $vroot/proc
 
 cleanup ()
 {
-    umount $vroot/proc
-    umount $vroot/dev/shm
-    umount $vroot/dev/pts
+    umount -l $vroot/proc
+    umount -l $vroot/dev/shm
+    umount -l $vroot/dev/pts
 }
 
 # Clean up before exiting if anything goes wrong
 trap "cleanup" ERR INT
 
+# Create a /var/lib dirs for yum & rpm
+mkdir -p $vroot/var/lib/yum
+mkdir -p $vroot/var/lib/rpm
+mkdir -p $vroot/usr/share/info
+
 # Create a dummy /etc/fstab in reference image
 mkdir -p $vroot/etc
 cat >$vroot/etc/fstab <<EOF
@@ -380,6 +394,10 @@ if [ -f $vroot/usr/share/zoneinfo/UTC -a -f $vroot/etc/localtime ] ; then
     ln -s /usr/share/zoneinfo/UTC $vroot/etc/localtime
 fi
 
+
+# remove trap handler, as we are about to call it directly.
+trap - ERR INT
+
 # Clean up
 cleanup