-aggressively use discoverednics

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@5302 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-nbroot/overlay/bin/minixcatd.awk

@@ -9,7 +9,7 @@ BEGIN {
 			if (match($0,"restart")) {
 				print "restarting bootstrap process" |& listener
                 quit="yes"
-				system("touch /restart")
+				system("echo \"" $0 "\" > /restart")
 				system("killall sleep")
 		        close(listener)
 			}

xCAT-nbroot/overlay/bin/restart

@@ -1,13 +1,38 @@
 # IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
 #Redhcp, do the xcat part again
+FORCENICS=`cat /restart|awk '{print $2}'`
 rm /restart
 echo -n > /tmp/dhcpserver
-killall -12 udhcpc;killall -10 udhcpc
-echo -n "Wating 10 seconds for DHCP changes to take effect "
-for i in 1 2 3 4 5 6 7 8 9 10; do
-   sleep 1
-   echo -n .
+if [ ! -z "$FORCENICS" ]; then
+    echo "Forcing down nics aside from $FORCENICS due to discoverynics setting"
+    kill `ps axf|grep udhcpc|egrep -v "$FORCENICS"|grep -v grep|awk '{print $1}'`
+    for nic in `ifconfig|grep HWaddr|awk '{print $1}'|egrep -v "$FORCENICS"`; do
+        ifconfig $nic down
+    done
+fi
+WAITING=1
+while [ $WAITING -gt 0 ]; do
+    killall -12 udhcpc;killall -10 udhcpc
+    echo -n "Wating 10 seconds for DHCP changes to take effect "
+    for i in 1 2 3 4 5 6 7 8 9 10; do
+       sleep 1
+       echo -n .
+    done
+    WAITING=0
+    if [ ! -z "$FORCENICS" ]; then
+        for nic in `ifconfig|grep HWaddr|awk '{print $1}'|egrep "$FORCENICS"`; do
+            if ! ifconfig $nic|grep "inet addr" > /dev/null; then
+                WAITING=1
+            fi
+        done
+        if [ $WAITING -gt 0 ]; then
+            echo -n "Not all of the nics $FORCEDNICS managed to acquire an address, retrying in 30 seconds..."
+            sleep 30
+            echo "now retrying"
+        fi
+    fi
 done
+        
 echo "Done waiting"
 /etc/init.d/S11stunnel #redo stunnel config
 exec /etc/init.d/S99xcat.sh

xCAT-server/lib/xcat/plugins/nodediscover.pm

@@ -102,6 +102,7 @@ sub process_request {
   }
   my $nrtab;
   my @discoverynics;
+  my @forcenics; #list of 'eth' style interface names to require to come up on post-discovery client dhcp restart
   if (defined($request->{arch})) {
     #Set the architecture in nodetype.  If 32-bit only x86 or ppc detected, overwrite.  If x86_64, only set if either not set or not an x86 family
     my $typetab=xCAT::Table->new("nodetype",-create=>1);
@@ -152,10 +153,12 @@ sub process_request {
                     (my $driver,my $index) = split /:/,$nic;
                     if ($driver eq $ifinfo[0] and $index == ($bydriverindex{$driver}-1)) { 
                         $forcenic=1; #force nic to be put into database
+                        push @forcenics,$ifinfo[1];
                         last;
                     }
                 } else { #simple 'eth2' sort of argument
                     if ($nic eq $ifinfo[1]) {
+                        push @forcenics,$ifinfo[1];
                         $forcenic=1;
                         last;
                     }
@@ -183,7 +186,11 @@ sub process_request {
                     $nrtab->setNodeAttribs($node,{nfsserver=>xCAT::Utils->my_ip_facing($hosttag)});
                  }
                  $usednames{$hosttag}=1;
+                 if ($hosttag eq $node) {
+    		   $macstring .= $currmac."|";
+               } else {
     		   $macstring .= $currmac."!".$hosttag."|";
+               }
 	    	} else {
                if ($forcenic == 1) { $macstring .= $currmac."|"; } else { $macstring .= $currmac."!*NOIP*|"; }
             }
@@ -209,6 +216,10 @@ sub process_request {
   }
 
 
+  my $restartstring = "restart";
+  if (scalar @forcenics > 0) {
+      $restartstring .= " (".join("|",@forcenics).")";
+  }
   #now, notify the node to continue life
   my $sock = new IO::Socket::INET (
           PeerAddr => $ip,
@@ -217,7 +228,7 @@ sub process_request {
           Proto => 'tcp'
     );
     unless ($sock) { syslog("err","Failed to notify $ip that it's actually $node."); return; } #Give up if the node won't hear of it.
-    print $sock "restart";
+    print $sock $restartstring;
     close($sock);
     syslog("info","$node has been discovered");
 }