From 40ecc9bedb8b80aea208404be2c9eb23fa52ff55 Mon Sep 17 00:00:00 2001
From: "Michael K. Johnson" <johnsonm@redhat.com>
Date: Wed, 8 Sep 1999 20:14:38 +0000
Subject: make ifdown synchronous modulo timeout

---
 sysconfig/network-scripts/ifdown            | 28 +++++++++++++++++-----------
 sysconfig/network-scripts/ifdown-ppp        |  1 +
 sysconfig/network-scripts/ifdown-sl         |  1 +
 sysconfig/network-scripts/ifup              |  4 +++-
 sysconfig/network-scripts/network-functions | 11 +++++++++++
 5 files changed, 33 insertions(+), 12 deletions(-)

(limited to 'sysconfig')

diff --git a/sysconfig/network-scripts/ifdown b/sysconfig/network-scripts/ifdown
index 6f02c394..5018e708 100755
--- a/sysconfig/network-scripts/ifdown
+++ b/sysconfig/network-scripts/ifdown
@@ -19,7 +19,9 @@ CONFIG=$1
 
 if [ $UID != 0 ]; then
     if [ -x /usr/sbin/usernetctl ]; then
-        exec /usr/sbin/usernetctl $CONFIG down
+	if /usr/sbin/usernetctl $CONFIG report ; then
+	    exec /usr/sbin/usernetctl $CONFIG down
+	fi
     fi
     echo "Users cannot control this device." >&2
     exit 1
@@ -31,14 +33,7 @@ DEVICETYPE=`echo $DEVICE | sed "s/[0-9]*$//"`
 OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${DEVICETYPE}"
 
 if [ -x $OTHERSCRIPT ]; then
-	$OTHERSCRIPT $CONFIG $2
-	exit $?
-fi
-
-if echo $DEVICE | grep -q ':' ; then
-    ISALIAS=yes
-else
-    ISALIAS=no
+	exec $OTHERSCRIPT $CONFIG $2
 fi
 
 if [ "$BOOTPROTO" = bootp -o "$BOOTPROTO" = dhcp ]; then
@@ -46,6 +41,17 @@ if [ "$BOOTPROTO" = bootp -o "$BOOTPROTO" = dhcp ]; then
 fi
 
 ifconfig ${DEVICE} down
+# wait up to 5 seconds for device to actually come down...
+waited=0
+while ! check_device_down && [ "$waited" -lt 50 ] ; do
+    usleep 100000
+    waited=$(($waited+1))
+done
+
+if [ "$retcode" = 0 ] ; then
+    /etc/sysconfig/network-scripts/ifdown-post $CONFIG
+    # do NOT use $? because ifdown should return whether or not
+    # the interface went down.
+fi
 
-exec /etc/sysconfig/network-scripts/ifdown-post $CONFIG
-
+exit $retcode
diff --git a/sysconfig/network-scripts/ifdown-ppp b/sysconfig/network-scripts/ifdown-ppp
index 2e56b0c0..3265c72d 100755
--- a/sysconfig/network-scripts/ifdown-ppp
+++ b/sysconfig/network-scripts/ifdown-ppp
@@ -26,5 +26,6 @@ sleep 2
 kill -TERM $PID > /dev/null 2>&1
 # ip-down won't run in this case
 /etc/sysconfig/network-scripts/ifdown-post $1
+[ ! -d /proc/$PID ] && exit 0
 
 exit 1
diff --git a/sysconfig/network-scripts/ifdown-sl b/sysconfig/network-scripts/ifdown-sl
index 0bb9d425..813ee0af 100755
--- a/sysconfig/network-scripts/ifdown-sl
+++ b/sysconfig/network-scripts/ifdown-sl
@@ -40,6 +40,7 @@ if [ -d /proc/$PID ]; then
 else
   /etc/sysconfig/network-scripts/ifdown-post $1
 fi
+[ ! -d /proc/$PID ] && exit 0
 
 exit 1
 
diff --git a/sysconfig/network-scripts/ifup b/sysconfig/network-scripts/ifup
index 64309d5b..3a979c91 100755
--- a/sysconfig/network-scripts/ifup
+++ b/sysconfig/network-scripts/ifup
@@ -21,7 +21,9 @@ CONFIG=$1
 
 if [ $UID != 0 ]; then
     if [ -x /usr/sbin/usernetctl ]; then
-	exec /usr/sbin/usernetctl $CONFIG up
+	if /usr/sbin/usernetctl $CONFIG report ; then
+	    exec /usr/sbin/usernetctl $CONFIG up
+	fi
     fi
     echo "Users cannot control this device." >&2
     exit 1
diff --git a/sysconfig/network-scripts/network-functions b/sysconfig/network-scripts/network-functions
index f015525d..feea9922 100644
--- a/sysconfig/network-scripts/network-functions
+++ b/sysconfig/network-scripts/network-functions
@@ -48,3 +48,14 @@ set_hostname()
 	echo "search $domain" >> /etc/resolv.conf
     fi
 }
+
+check_device_down ()
+{
+    if ifconfig ${DEVICE} | grep UP >/dev/null 2>&1 ; then
+	retcode=1
+    else
+	retcode=0
+    fi
+    return $retcode
+}
+
-- 
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