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Commit2a5f35f

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2 parents558d2a2 +56fc560 commit2a5f35f

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12 files changed

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12 files changed

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‎README‎

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pPostgreSQL Database Management System
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PostgreSQL Database Management System
22
=====================================
33

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This directory contains the source code distribution of the PostgreSQL
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packageCombineaux;
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use Troubleaux;
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use Stresseaux;
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use Starteaux;
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subcombine
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{
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my ($stresses,$troubles) =@_;
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my$cluster = Starteaux->deploy('lxc');
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foreachmy$stress (@$stresses)
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{
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foreachmy$trouble (@$troubles)
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{
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print("---$stress vs.$trouble ---\n");
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my$id ="$stress+$trouble";
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Stresseaux::start($id,$stress,$cluster) ||die"stress wouldn't start";
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sleep(1);# FIXME: will this work?
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Troubleaux::cause($cluster,$trouble);
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sleep(1);# FIXME: will this work?
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Stresseaux::stop($id) ||die"stress wouldn't stop";
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Troubleaux::fix($cluster);
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}
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}
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$cluster->destroy();
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}
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1;

‎contrib/mmts/testeaux/Starteaux.pm‎

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packageStarteaux;
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subdeploy
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{
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my ($class,$driver,@args) =@_;
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my$self = {};
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print("deploy cluster using driver$driver\n");
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# fixme: implement
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returnbless$self,'Starteaux';
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}
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subup
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{
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my ($self,$id) =@_;
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print("up node$id\n");
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# FIXME: implement
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}
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subdown
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{
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my ($self,$id) =@_;
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print("down node$id\n");
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# FIXME: implement
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}
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subdrop
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{
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my ($self,$src,$dst,$ratio) =@_;
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print("drop$ratio packets from$src to$dst\n");
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# FIXME: implement
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}
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subdelay
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{
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my ($self,$src,$dst,$msec) =@_;
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print("delay packets from$src to$dst by$msec msec\n");
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# FIXME: implement
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}
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subdestroy
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{
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my ($self) =@_;
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print("destroy cluster$cluster\n");
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# FIXME: implement
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}
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1;
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packageStresseaux;
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my%running = ();
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substart
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{
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my ($id,$stressname,$cluster,@args) =@_;
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if (exists$running{$id})
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{
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print("cannot start stress$stressname as$id: that id has already been taken\n");
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return 0;
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}
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require"stress/$stressname.pm";
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$running{$id} ="stress::$stressname"->start($id,$cluster,@args);
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return 1;
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}
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substop
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{
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my$id =shift;
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my$stress =delete$running{$id};
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if (!defined$stress)
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{
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print("cannot stop stress$id: that id is not running\n");
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return 0;
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}
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$stress->stop();
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return 1;
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}
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1;

‎contrib/mmts/testeaux/Testeaux.pm‎

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This file was deleted.
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my@caused = ();
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packageTroubleaux
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{
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subcause
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{
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my$cluster =shift;
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my$troublename =shift;
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my@args =@_;
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require"trouble/$troublename.pm";
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push@caused,"trouble::$troublename"->cause(@args);
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}
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subfix
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{
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my ($cluster) =@_;
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while (@caused)
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{
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my$trouble =pop@caused;
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$trouble->fix();
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}
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}
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}
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1;

‎contrib/mmts/testeaux/eaux.pl‎

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#!/usr/bin/perl
22

3-
useTesteaux;
3+
useCombineaux;
44

5-
Combineaux::combine(
6-
['bank-transfers','pgbench-default'],
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['split-brain','time-shift'],
8-
)
5+
sublist_modules
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{
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my$dir =shift;
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my@modules = ();
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opendir DIR,$dirordie"Cannot open directory:$!";
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while (my$file =readdir(DIR)) {
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# Use a regular expression to ignore files beginning with a period
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nextunless ($file =~m/\.pm$/);
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push@modules,substr($file, 0, -3);
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}
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closedir DIR;
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return@modules;
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}
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23+
my@stresses = list_modules('stress');
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my@troubles = list_modules('trouble');
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26+
Combineaux::combine(\@stresses, \@troubles);
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packagestress::banktransfer;
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substart
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{
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my ($class,@args) =@_;
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my$self = {};
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print("start$class with args" .join(',',@args) ."\n");
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returnbless$self,$class;
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}
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substop
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{
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my$self =shift;
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print("stop$self\n");
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}
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1;
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packagestress::pgbench;
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substart
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{
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my ($class,@args) =@_;
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my$self = {};
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print("start$class with args" .join(',',@args) ."\n");
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returnbless$self,$class;
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}
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substop
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{
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my$self =shift;
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print("stop$self\n");
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}
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1;
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1+
packagetrouble::splitbrain;
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subcause
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{
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my ($class,@args) =@_;
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my$self = {};
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print("cause$class with args" .join(',',@args) ."\n");
8+
returnbless$self,$class;
9+
}
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11+
subfix
12+
{
13+
my$self =shift;
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print("fix$self\n");
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}
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1;

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