[torquedev] Changes to qstat to generate valid XML-->Cross post
from torque user list
Svancara, Randall
rsvancara at wsu.edu
Fri Jan 30 11:59:03 MST 2009
I was encouraged to post this. There has been some discussion about
this on the normal torque users' list.
Thanks,
Randall
If you run qstat -x it does not generate valid XML. The XML it
generates is:
<Data><Job>3834.local-gw.mainlab<Job_Name>test_job</Job_Name>.....
The string, 3834.local-gw.mainlab should be enclosed like this:
<Data><Job><Job_Id>3834.local-gw.mainlab</Job_Id><Job_Name>test_job</Job_Name>....
That is the first fix. The second fix involves the <sched_hint>
element. You can produce an error where you disable ssh RSA key
authentication, you will see ">>> error from copy" in the <sched_hint>
element. So the entire message looks like this:
<sched_hint>Post job file processing error; job 3834.local-gw.mainlab on
host node2/1
Unable to copy file /var/spool/torque/spool/3834.local-gw.mainlab.OU to
randalls at local-gw:/share/grid/jobs/jobid_1234567890
>>> error from copy
Permission denied (publickey,password).
lost connection
>>> end error output
Output retained on that host
in: /var/spool/torque/undelivered/3834.local-gw.mainlab.OU
Unable to copy file /var/spool/torque/spool/3834.local-gw.mainlab.ER to
randalls at local-gw:/share/grid/jobs/jobid_1234567890
>>> error from copy
Permission denied (publickey,password).
lost connection
>>> end error output
Output retained on that host
in: /var/spool/torque/undelivered/3834.local-gw.mainlab.ER</sched_hint>
The string, ">>> error from copy" causes some serious problems with XML
parsers. Further more, it is not the correct way to deal with text that
may have >>> characters. The best way would be to incorporate
<![CDATA[ STRING TEXT GOES HERE ]]>. An alternative option is just to
eliminate the >>>. I went with the later because I am not a very good C
programmer and it was easier for me to replace the >>> with ***. I am
including my patches below if anyone is interested.
diff -rup torque-2.3.6/src/cmds/qstat.c
torque-2.3.6_mod/src/cmds/qstat.c
--- torque-2.3.6/src/cmds/qstat.c 2008-12-11 12:05:42.000000000
-0800
+++ torque-2.3.6_mod/src/cmds/qstat.c 2009-01-09 12:52:25.000000000
-0800
@@ -1075,6 +1075,7 @@ void display_statjob(
mxml_t *JE;
mxml_t *AE;
mxml_t *RE1;
+ mxml_t *JI;
/* XML only support for full output */
@@ -1126,9 +1127,15 @@ void display_statjob(
MXMLCreateE(&JE, "Job");
- MXMLSetVal(JE, p->name, mdfString);
+ /*MXMLSetVal(JE, p->name, mdfString);*/
MXMLAddE(DE, JE);
+
+ JI=NULL;
+ MXMLCreateE(&JI,"Job_Id");
+ MXMLSetVal(JI,p->name,mdfString);
+ MXMLAddE(JE,JI);
+
}
else
{
diff -rup torque-2.3.6/src/resmom/requests.c
torque-2.3.6_mod/src/resmom/requests.c
--- torque-2.3.6/src/resmom/requests.c 2008-12-11 12:05:51.000000000
-0800
+++ torque-2.3.6_mod/src/resmom/requests.c 2009-01-28
13:52:58.000000000
-0800
@@ -2425,7 +2425,7 @@ static int del_files(
default:
- sprintf(log_buffer, ">>> failed to delete files, expansion of %
s failed",
+ sprintf(log_buffer, "*** failed to delete files, expansion of %
s failed",
path);
add_bad_list(pbadfile, log_buffer, 1);
@@ -3403,7 +3403,7 @@ nextword:
if ((fp = fopen(rcperr, "r")) != NULL)
{
- add_bad_list(&bad_list, ">>> error from copy", 1);
+ add_bad_list(&bad_list, "*** error from copy", 1);
while (fgets(log_buffer, LOG_BUF_SIZE, fp) != NULL)
{
@@ -3417,7 +3417,7 @@ nextword:
fclose(fp);
- add_bad_list(&bad_list, ">>> end error output", 1);
+ add_bad_list(&bad_list, "*** end error output", 1);
}
#ifdef HAVE_WORDEX
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