Puppet-oar module

This module just install OAR. See testing manifests (tests/manifests) for the configuration part.

Usage

class {
  'oar':
    version => 'latest',
    db      => $oar_db,
    suite   => 'stable';
}

Server

class {
  'oar::server':
}

Frontend (can be used on the OAR server)

class {
  'oar::frontend':
}

Node

class {
  'oar::node':
}

API

class {
  'oar::api':
}

Try OAR development snapshots

class {
  'oar':
    version => 'latest',
    db      => $oar_db,
    suite   => 'snapshots';
}

Custom Types

oar_queue

oar_queue {
  "testing":
    ensure    => present,
    priority  => 1,
    scheduler => "oar_sched_gantt_with_timesharing",
    enabled   => true;
}

oar_property

oar_property {
  "duration_weight":
    ensure  => present;
  ["room", "maintenance", "infiniband"]:
    ensure  => present,
    varchar => true;
}

oar_admission_rule

Manage OAR admission rule from puppet manifests. Only MySQL provider is available (PgSQL will be available).

Oar_admission_rule {
  db_name     => "oar2",
  db_hostname => "localhost",
  db_user     => "oar",
  db_password => "xxxx",
  provider    => mysql
}

oar_admission_rule {
  "Dedicated interactive queue":
    content => template("igrida/oar/admission_rules/dedicated_interactive.pl");
  "Limit number of jobs":
    content => template("igrida/oar/admission_rules/limit_number_of_jobs.pl");
  "Maintenance in progress":
    ensure  => absent,
    content => '
# Description : Rules to block submission during a maintenance

if ($queue_name ne "admin") {
  die("[ADMISSION_RULES] Maintenance in progress");
}
';
}

Librarian-puppet setup

Edit your Puppetfile :

mod 'oar',
  :git => 'git://github.com/pmorillon/puppet-oar.git',
  :ref => '0.0.4'

Testing with vagrant

Configure

Install Ruby gems :

$ cd tests
$ bundle install

Download required Puppet modules :

$ librarian-puppet install

Booting VMS

Start 2 VMs, one server and one node :

$ vagrant up

Add OAR properties and resources

vagrant@oar-server:~$ sudo oar_resources_add -H 1 -C 1 -c 2 --host-prefix "node" | sudo sh
vagrant@oar-server:~$ sudo oarnodesetting -h node1 -p ip=192.168.1.101

Submit an interactive job

vagrant@oar-server:~$ oarsub -I
[ADMISSION RULE] Set default walltime to 7200.
[ADMISSION RULE] Modify resource description with type constraints
Generate a job key...
OAR_JOB_ID=1
Interactive mode : waiting...
Starting...

Connect to OAR job 1 via the node node1
vagrant@node1:~$

Submit a job with OAR API

vagrant@oar-server:~$ curl -X POST -H'Accept: application/json' -H'Content: application/json' -ki http://localhost/oarapi/jobs.json -d 'resources=core=1&command=sleep 60&name=Test'
HTTP/1.1 201 Created
Date: Fri, 15 Feb 2013 08:53:21 GMT
Server: Apache/2.2.16 (Debian)
Location: /oarapi/jobs/2
Transfer-Encoding: chunked
Content-Type: application/json

{
   "cmd_output" : "[ADMISSION RULE] Set default walltime to 7200.\n[ADMISSION RULE] Modify resource description with type constraints\nGenerate a job key...\nOAR_JOB_ID=2\n",
   "api_timestamp" : 1360918404,
   "id" : 2,
   "links" : [
      {
         "rel" : "self",
         "href" : "/oarapi/jobs/2"
      }
   ]
}