#4743 [fvt]2.10:after diskless provision could not log in compute node without passord

[junxiaw]

1.download the latest build
2. nodeset computenode osimage=rhels6.5-x86_64-netboot-compute
rpower computenode boot

3.console computenode
ttyS0,115200n8r
initctl: Env must be KEY=VALUE pairs
xcatdsklspost: downloaded postscripts successfully
/xcatpost/xcatlib.sh: line 721: : Name or service not known
/xcatpost/xcatlib.sh: line 721: /dev/udp//514: Invalid argument

Red Hat Enterprise Linux Server release 6.5 (Santiago)
Kernel 2.6.32-431.el6.x86_64 on an x86_64

4.on management node.
[root@c910f04x27v02 netboot]# tabdump nodelist

node,groups,status,statustime,appstatus,appstatustime,primarysn,hidden,updatestatus,updatestatustime,zonename,comments,disable

"c910f04x27v04","all","netbooting","07-13-2015 0:38:15",,,,,,,,,
------------------>always netbooting status.
5.on compute node .
no xcat.log under /var/log/xcat
6.
[root@c910f04x27v02 ~]# ssh 10.4.27.4
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
@ WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED! @
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
Someone could be eavesdropping on you right now (man-in-the-middle attack)!
It is also possible that the RSA host key has just been changed.
The fingerprint for the RSA key sent by the remote host is
16:8f:f8:44:0b:2f:85:0c:3b:72:2b:36:7b:9e:8f:c1.
Please contact your system administrator.
Add correct host key in /root/.ssh/known_hosts to get rid of this message.
Offending key in /root/.ssh/known_hosts:2
Password authentication is disabled to avoid man-in-the-middle attacks.
Keyboard-interactive authentication is disabled to avoid man-in-the-middle attacks.
Permission denied (publickey,gssapi-keyex,gssapi-with-mic,password).
[root@c910f04x27v02 ~]#
-------------->could log in computenode

[yangsong]

the fix is attached below:

[root@c910f03c01p03 xcat-core]# git diff
diff --git a/xCAT-server/lib/xcat/plugins/debian.pm b/xCAT-server/lib/xcat/plugins/debian.pm
index 65b2cdb..c23c994 100755
--- a/xCAT-server/lib/xcat/plugins/debian.pm
+++ b/xCAT-server/lib/xcat/plugins/debian.pm
@@ -1401,6 +1401,21 @@ sub mknetboot
         if(($nodestatus eq "n") or ($nodestatus eq "N") or ($nodestatus eq "0")){
             $kcmdline .= " nonodestatus ";
         }
+
+
+        if($::XCATSITEVALS{xcatdebugmode} eq "1"){
+
+           my ($host, $ipaddr) = xCAT::NetworkUtils->gethostnameandip($xcatmaster);
+           if($ipaddr){
+              $kcmdline .=" LOGSERVER=$ipaddr ";
+           }else{
+              $kcmdline .=" LOGSERVER=$xcatmaster ";
+           }
+
+           $kcmdline .= " xcatdebugmode=1 ";
+        }
+
+
         # add one parameter: ifname=<eth0>:<mac address>
         # which is used for dracut
         # the redhat5.x os will ignore it
diff --git a/xCAT-server/lib/xcat/plugins/sles.pm b/xCAT-server/lib/xcat/plugins/sles.pm
index ec35796..9cb5d6a 100755
--- a/xCAT-server/lib/xcat/plugins/sles.pm
+++ b/xCAT-server/lib/xcat/plugins/sles.pm
@@ -576,6 +576,20 @@ sub mknetboot
            $kcmdline .= " nonodestatus ";
         }

+
+        if($::XCATSITEVALS{xcatdebugmode} eq "1"){
+
+           my ($host, $ipaddr) = xCAT::NetworkUtils->gethostnameandip($xcatmaster);
+           if($ipaddr){
+              $kcmdline .=" LOGSERVER=$ipaddr ";
+           }else{
+              $kcmdline .=" LOGSERVER=$xcatmaster ";
+           }
+
+           $kcmdline .= " xcatdebugmode=1 ";
+        }
+
+
         $kcmdline .= "NODE=$node ";
         # add flow control setting
         $kcmdline .= "FC=$useflowcontrol ";
diff --git a/xCAT-server/share/xcat/install/scripts/scriptlib b/xCAT-server/share/xcat/install/scripts/scriptlib
index f8de117..a9cca78 100644
--- a/xCAT-server/share/xcat/install/scripts/scriptlib
+++ b/xCAT-server/share/xcat/install/scripts/scriptlib
@@ -8,7 +8,7 @@ declare -F msgutil_r &>/dev/null  || function msgutil_r {
       msgtype="debug"
    fi

-   if [ -n "logserver" ];then
+   if [ -n "$logserver" ];then
       logger -n $logserver -t xcat -p local4.$msgtype "$msgstr" 
       if [ "$?" != "0" ];then
          exec 3<>/dev/udp/$logserver/514 >/dev/null 2>&1;logger -s -t xcat -p local4.$msgtype "$msgstr" 1>&3  2
diff --git a/xCAT/postscripts/xcatlib.sh b/xCAT/postscripts/xcatlib.sh
index 00cc88d..06069d9 100755
--- a/xCAT/postscripts/xcatlib.sh
+++ b/xCAT/postscripts/xcatlib.sh
@@ -715,7 +715,7 @@ function msgutil_r {
    fi


-   if [ -n "logserver" ];then
+   if [ -n "$logserver" ];then
       logger -n $logserver -t xcat -p local4.$msgtype "$msgstr" >/dev/null 2>&1
       if [ "$?" != "0" ];then
          exec 3<>/dev/udp/$logserver/514 >/dev/null 2>&1;logger -s -t xcat -p local4.$msgtype "$msgstr" 1>&3  2
(END)

will be checked in after review

[Guang Cheng Li]

Reviewed in the team meeting, the team agrees to fix this bug in 2.10.

[yangsong]

fixed in 2.10:
commit dcbc16a5ab45ec6dec7bcc529419ad28ef5c69f3
Author: immarvin yangsbj@cn.ibm.com
Date: Mon Jul 13 04:39:12 2015 -0400

fix defect #4743 [fvt]2.10:after diskless provision could not log in compute node without passord