From 9c17ad3d1c05a2b1503493e4fd2ec59b6681911a Mon Sep 17 00:00:00 2001
From: Jason Vas Dias <jvdias@redhat.com>
Date: Fri, 30 Jul 2004 20:21:41 +0000
Subject: fix for bug 125712: added change_resolv_conf function to
 network-functions; made ipup-post and ipdown-post invoke it

---
 sysconfig/network-scripts/ifdown-post       |  2 +-
 sysconfig/network-scripts/ifup-post         |  2 +-
 sysconfig/network-scripts/network-functions | 36 ++++++++++++++++++++++++++++-
 3 files changed, 37 insertions(+), 3 deletions(-)

(limited to 'sysconfig/network-scripts')

diff --git a/sysconfig/network-scripts/ifdown-post b/sysconfig/network-scripts/ifdown-post
index 6c244ca1..b88e5e3b 100755
--- a/sysconfig/network-scripts/ifdown-post
+++ b/sysconfig/network-scripts/ifdown-post
@@ -10,7 +10,7 @@ source_config
 
 if [ "${DEVICETYPE}" = "ppp" -o "${DEVICETYPE}" = "ippp" ]; then
     if [ -f /etc/resolv.conf.save ]; then
-	cat /etc/resolv.conf.save > /etc/resolv.conf
+	change_resolv_conf /etc/resolv.conf.save
 	rm -f /etc/resolv.conf.save
     fi
     if [ -f /etc/ppp/peers/$DEVICE ] ; then
diff --git a/sysconfig/network-scripts/ifup-post b/sysconfig/network-scripts/ifup-post
index 401d1e8c..fc91b55c 100755
--- a/sysconfig/network-scripts/ifup-post
+++ b/sysconfig/network-scripts/ifup-post
@@ -67,7 +67,7 @@ if [ "$PEERDNS" != "no" -o -n "$RESOLV_MODS" -a "$RESOLV_MODS" != "no" ]; then
     # but set umask in case it doesn't exist!
     oldumask=`umask`
     umask 022
-    cat $tr > /etc/resolv.conf
+    change_resolv_conf $tr 
     rm -f $tr
     umask $oldumask
   fi
diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index 7c34370c..9b495b9a 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -219,7 +219,10 @@ set_hostname ()
     hostname $1
     if ! grep search /etc/resolv.conf >/dev/null 2>&1; then
 	domain=`echo $1 | sed 's/^[^\.]*\.//'`
-	echo "search $domain" >> /etc/resolv.conf
+	/bin/cp -fp /etc/resolv.conf /tmp/set_hostname_resolv.conf
+	echo "search $domain" >> /tmp/set_hostname_resolv.conf
+	change_resolv_conf /tmp/set_hostname_resolv.conf
+	/bin/rm -f /tmp/set_hostname_resolv.conf
     fi
 }
 
@@ -352,3 +355,34 @@ configure_ccwgroup_device ()
          echo "$PORTNAME" > $SYSDIR/portname
     [ -e $SYSDIR/online ] && echo 1 > $SYSDIR/online
 }
+
+# Invoke this when /etc/resolv.conf has changed:
+# (see bugzilla #125712)
+change_resolv_conf ()
+{
+    s='';
+    if [ $# -gt 1 ]; then
+       let n_args=$#;
+       while [ $n_args -gt 0 ]; 
+	 do 
+	    s="$s$1";
+            shift; 
+	    if [ $# -gt 0 ]; then
+		s="$s\n";
+	    fi;
+	    let n_args=n_args-1; 
+         done;       
+    elif [ $# -eq 1 ]; then
+       s=`/bin/cat $1`;
+    fi;
+    /bin/chmod +w /etc/resolv.conf
+    (echo -e "$s" > /etc/resolv.conf;) >/dev/null 2>&1;   
+    /bin/chmod a-w /etc/resolv.conf
+    r=$?
+    if [ $r -eq 0 ]; then
+	/usr/bin/logger -p local0.notice -t NET "$0 : updated /etc/resolv.conf";
+	/sbin/service nscd condrestart >/dev/null 2>&1;
+	return $?;
+    fi;
+    return $r;
+}
-- 
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