Subject: Re: [MTT users] MTT server side problem
From: Pavel Shamis (Pasha) (pasha_at_[hidden])
Date: 2008-05-07 04:49:15


Hi,
I upgraded the server side (the mtt is still running , so don't know if
the problem was resolved)
During upgrade I had some problem with the submit/index.php script, it
had some duplicated functions and some of them were broken.
Please review the attached patch.

Pasha

Ethan Mallove wrote:
> On Tue, May/06/2008 06:29:33PM, Pavel Shamis (Pasha) wrote:
>
>>> I'm not sure which cron jobs you're referring to. Do you
>>> mean these?
>>>
>>> https://svn.open-mpi.org/trac/mtt/browser/trunk/server/php/cron
>>>
>>>
>> I talked about this one:
>> https://svn.open-mpi.org/trac/mtt/wiki/ServerMaintenance
>>
>
> I'm guessing you would only be concerned with the below
> periodic-maintenance.pl script, which just runs
> ANALYZE/VACUUM queries. I think you can start that up
> whenever you want (and it should optimize the Reporter).
>
> https://svn.open-mpi.org/trac/mtt/browser/trunk/server/sql/cron/periodic-maintenance.pl
>
> -Ethan
>
>
>
>>> The only thing there are the regular
>>> mtt-results_at_[hidden] email alerts and some out-of-date
>>> DB monitoring junk. You can ignore that stuff.
>>>
>>> Josh, are there some nightly (DB
>>> pruning/cleaning/vacuuming?) cron jobs that Pasha should be
>>> running?
>>>
>>> -Ethan
>>>
>>>
>>>
>>>> Thanks.
>>>>
>>>> Ethan Mallove wrote:
>>>>
>>>>
>>>>> Hi Pasha,
>>>>>
>>>>> I thought this issue was solved in r1119 (see below). Do you
>>>>> have the latest mtt/server scripts?
>>>>>
>>>>> https://svn.open-mpi.org/trac/mtt/changeset/1119/trunk/server/php/submit
>>>>>
>>>>> -Ethan
>>>>>
>>>>> On Tue, May/06/2008 03:26:43PM, Pavel Shamis (Pasha) wrote:
>>>>>
>>>>>
>>>>>
>>>>>> About the issue:
>>>>>>
>>>>>> 1. On client side I see ""*** WARNING: MTTDatabase client did not get a
>>>>>> serial"
>>>>>> As result of the error some of MTT results is not visible via the web
>>>>>> reporter
>>>>>>
>>>>>> 2. On server side I found follow error message:
>>>>>> [client 10.4.3.214] PHP Fatal error: Allowed memory size of 33554432
>>>>>> bytes exhausted (tried to allocate 23592960
>>>>>> bytes) in /.autodirect/swgwork/MTT/mtt/submit/index.php(79) : eval()'d
>>>>>> code on line 77515
>>>>>> [Mon May 05 19:26:05 2008] [notice] caught SIGTERM, shutting down
>>>>>> [Mon May 05 19:30:54 2008] [notice] suEXEC mechanism enabled (wrapper:
>>>>>> /usr/sbin/suexec)
>>>>>> [Mon May 05 19:30:54 2008] [notice] Digest: generating secret for digest
>>>>>> authentication ...
>>>>>> [Mon May 05 19:30:54 2008] [notice] Digest: done
>>>>>> [Mon May 05 19:30:54 2008] [notice] LDAP: Built with OpenLDAP LDAP SDK
>>>>>> [Mon May 05 19:30:54 2008] [notice] LDAP: SSL support unavailable
>>>>>>
>>>>>> My memory limit in php.ini file was set on 256MB !
>>>>>>
>>>>>> Any ideas ?
>>>>>>
>>>>>> Thanks.
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Pavel Shamis (Pasha)
>>>>>> Mellanox Technologies
>>>>>>
>>>>>> _______________________________________________
>>>>>> mtt-users mailing list
>>>>>> mtt-users_at_[hidden]
>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-users
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>>
>>>> --
>>>> Pavel Shamis (Pasha)
>>>> Mellanox Technologies
>>>>
>>>> _______________________________________________
>>>> mtt-users mailing list
>>>> mtt-users_at_[hidden]
>>>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-users
>>>>
>>>>
>>>
>>>
>> --
>> Pavel Shamis (Pasha)
>> Mellanox Technologies
>>
>> _______________________________________________
>> mtt-users mailing list
>> mtt-users_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-users
>>
>
>

-- 
Pavel Shamis (Pasha)
Mellanox Technologies

Index: submit/index.php
===================================================================
--- submit/index.php (revision 1200)
+++ submit/index.php (working copy)
@@ -1,6 +1,7 @@
 <?php
 # Copyright (c) 2006 Cisco Systems, Inc. All rights reserved.
 # Copyright (c) 2006-2007 Sun Microsystems, Inc. All rights reserved.
+# Copyright (c) 2008 Mellanox Technologies. All rights reserved.
 
 #
 #
@@ -24,8 +25,7 @@ if (file_exists("$topdir/config.inc")) {
 ini_set("memory_limit", "32M");
 
 $topdir = '..';
-$ompi_home = '/l/osl/www/doc/www.open-mpi.org';
-include_once("$ompi_home/dbpassword.inc");
+include_once("$topdir/database.inc");
 include_once("$topdir/reporter.inc");
 
 
@@ -1465,60 +1465,6 @@ function get_table_indexes($table_name,
     return simple_select($sql_cmd);
 }
 
-# Function used to determine which _POST fields
-# to INSERT. Prevent non-existent fields from being
-# INSERTed
-function get_table_fields($table_name) {
-
- global $dbname;
- global $id;
-
- # These indexes are special in that they link phases
- # together and hence, can and do show up in _POST
- if ($table_name == "test_build")
- $special_indexes = array("mpi_install$id");
- elseif ($table_name == "test_run")
- $special_indexes = array("test_build$id");
-
- # Crude way to tell whether a field is an index
- $is_not_index_clause =
- "\n\t (table_name = '$table_name' AND NOT " .
- "\n\t (data_type = 'integer' AND " .
- "\n\t column_name ~ '_id$' AND " .
- "\n\t table_catalog = '$dbname'))";
-
- $is_special_index_clause =
- "\n\t (table_name = '$table_name' AND " .
- "\n\t (column_name = '$special_indexes[0]'))";
-
- $is_index_columns = array(
- "column_name",
- "data_type",
- "column_default");
-
- $sql_cmd = "\n SELECT " . join(",",$is_index_columns) .
- "\n\t FROM information_schema.columns WHERE " .
- "\n\t " .
- $is_not_index_clause . " OR " .
- $is_special_index_clause . ';';
-
- do_pg_connect();
-
- # This table will be easier to manage if it's
- # keyed by column, instead of index
- $tmp = array();
- $arr = array();
- $arr = select($sql_cmd);
-
- foreach ($is_index_columns as $col) {
- $tmp[$col] = array();
- for ($i = 0; $i < sizeof($arr); $i++) {
- $tmp[$col][] = $arr[$i][$col];
- }
- }
- return $tmp;
-}
-
 #
 # Useful display of all the parameters posted.
 # Warning: this function could explode the memory footprint causing the
@@ -1622,90 +1568,6 @@ function is_null_($var) {
 
 ######################################################################
 
-function do_pg_connect() {
-
- global $dbname;
- global $user;
- global $pass;
- global $pgsql_conn;
- static $connected = false;
-
- if (!$connected) {
- $pgsql_conn =
- pg_connect("host=localhost port=5432 dbname=$dbname user=$user password=$pass");
-
- # Exit if we cannot connect
- if (!$pgsql_conn) {
- mtt_abort("\nCould not connect to the $dbname database; " .
- "submit this run later.");
- }
- else {
- $connected = true;
-
- # Serialize all transactions by default - Safer that way.
- do_pg_query("SET SESSION CHARACTERISTICS AS TRANSACTION ISOLATION LEVEL SERIALIZABLE", false);
- }
-
- # pg_set_error_verbosity($pgsql_conn, PGSQL_ERRORS_VERBOSE); # PHP 5 needed
- # pg_trace($_ENV['HOME'] . "/pgsql.trace", 'w', $pgsql_conn);
- # debug("\npg_options: " . var_export(pg_options($pgsql_conn)));
- }
-}
-
-function do_pg_query($cmd, $silent) {
- $db_res = null;
-
- do_pg_connect();
-
- debug("\nSQL: $cmd\n");
- if (! ($db_res = pg_query($cmd))) {
- $out = "\nSQL QUERY: " . $cmd .
- "\nSQL ERROR: " . pg_last_error() .
- "\nSQL ERROR: " . pg_result_error();
-
- # Some errors are unsurprising, allow for silence in
- # such cases
- if (! $silent) {
- mtt_error($out);
- mtt_send_mail($out);
- }
- }
- debug("\nDatabase rows affected: " . pg_affected_rows($db_res) . "\n");
-
- return $db_res;
-}
-
-# Fetch scalar value
-function select_scalar($cmd) {
-
- $set = array();
- $set = simple_select($cmd);
- return array_shift($set);
-}
-
-# Fetch 1D array
-function simple_select($cmd) {
-
- do_pg_connect();
-
- $rows = null;
-
- debug("\nSQL: $cmd\n");
- if (! ($result = pg_query($cmd))) {
- $out = "\nSQL QUERY: " . $cmd .
- "\nSQL ERROR: " . pg_last_error() .
- "\nSQL ERROR: " . pg_result_error();
- mtt_error($out);
- mtt_send_mail($out);
- }
- $max = pg_num_rows($result);
- for ($i = 0; $i < $max; ++$i) {
- $row = pg_fetch_array($result, $i, PGSQL_NUM);
- $rows[] = $row[0];
- }
- return $rows;
-}
-
 # Fetch an associative hash (column name => value)
 function associative_select($cmd) {
 
@@ -1722,21 +1584,6 @@ function associative_select($cmd) {
     return pg_fetch_array($result);
 }
 
-# Fetch 2D array
-function select($cmd) {
- do_pg_connect();
-
- debug("\nSQL: $cmd\n");
- if (! ($result = pg_query($cmd))) {
- $out = "\nSQL QUERY: " . $cmd .
- "\nSQL ERROR: " . pg_last_error() .
- "\nSQL ERROR: " . pg_result_error();
- mtt_error($out);
- mtt_send_mail($out);
- }
- return pg_fetch_all($result);
-}
-
 ######################################################################
 
 # Function for reporting errors back to the client