Puppet Class: watcher::wsgi::apache

Defined in:
manifests/wsgi/apache.pp

Overview

Licensed under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Class to serve Cinder API with apache mod_wsgi in place of watcher service.

Serving Cinder API from apache is the recommended way to go for production because of limited performance for concurrent accesses when running eventlet.

When using this class you should disable your watcher service.

Parameters

[*servername*]
  The servername for the virtualhost.
  Optional. Defaults to $::fqdn

[*port*]
  The port.
  Optional. Defaults to 9322

[*bind_host*]
  The host/ip address Apache will listen on.
  Optional. Defaults to undef (listen on all ip addresses).

[*path*]
  The prefix for the endpoint.
  Optional. Defaults to '/'

[*ssl*]
  Use ssl ? (boolean)
  Optional. Defaults to true

[*workers*]
  Number of WSGI workers to spawn.
  Optional. Defaults to $::os_workers

[*priority*]
  (optional) The priority for the vhost.
  Defaults to '10'

[*threads*]
  (optional) The number of threads for the vhost.
  Defaults to 1

[*access_log_file*]
  The log file name for the virtualhost.
  Optional. Defaults to false.

[*access_log_format*]
  The log format for the virtualhost.
  Optional. Defaults to false.

[*error_log_file*]
  The error log file name for the virtualhost.
  Optional. Defaults to undef.

[*wsgi_process_display_name*]
  (optional) Name of the WSGI process display-name.
  Defaults to undef

[*ssl_cert*]
[*ssl_key*]
[*ssl_chain*]
[*ssl_ca*]
[*ssl_crl_path*]
[*ssl_crl*]
[*ssl_certs_dir*]
  apache::vhost ssl parameters.
  Optional. Default to apache::vhost 'ssl_*' defaults.
custom_wsgi_process_options

(optional) gives you the oportunity to add custom process options or to overwrite the default options for the WSGI main process. eg. to use a virtual python environment for the WSGI process you could set it to: { python-path => ‘/my/python/virtualenv’ } Defaults to {}

Dependencies

requires Class['apache'] & Class['watcher']

Examples

include apache

class { 'watcher::wsgi::apache': }

Parameters:

  • servername (Any) (defaults to: $::fqdn)
  • port (Any) (defaults to: 9322)
  • bind_host (Any) (defaults to: undef)
  • path (Any) (defaults to: '/')
  • ssl (Any) (defaults to: undef)
  • workers (Any) (defaults to: $::os_workers)
  • ssl_cert (Any) (defaults to: undef)
  • ssl_key (Any) (defaults to: undef)
  • ssl_chain (Any) (defaults to: undef)
  • ssl_ca (Any) (defaults to: undef)
  • ssl_crl_path (Any) (defaults to: undef)
  • ssl_crl (Any) (defaults to: undef)
  • ssl_certs_dir (Any) (defaults to: undef)
  • wsgi_process_display_name (Any) (defaults to: undef)
  • threads (Any) (defaults to: 1)
  • priority (Any) (defaults to: '10')
  • access_log_file (Any) (defaults to: false)
  • access_log_format (Any) (defaults to: false)
  • error_log_file (Any) (defaults to: undef)
  • custom_wsgi_process_options (Any) (defaults to: {}) 


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# File 'manifests/wsgi/apache.pp', line 99

class watcher::wsgi::apache (
  $servername                  = $::fqdn,
  $port                        = 9322,
  $bind_host                   = undef,
  $path                        = '/',
  $ssl                         = undef,
  $workers                     = $::os_workers,
  $ssl_cert                    = undef,
  $ssl_key                     = undef,
  $ssl_chain                   = undef,
  $ssl_ca                      = undef,
  $ssl_crl_path                = undef,
  $ssl_crl                     = undef,
  $ssl_certs_dir               = undef,
  $wsgi_process_display_name   = undef,
  $threads                     = 1,
  $priority                    = '10',
  $access_log_file             = false,
  $access_log_format           = false,
  $error_log_file              = undef,
  $custom_wsgi_process_options = {},
) {

  if $ssl == undef {
    warning('Default of the ssl parameter will be changed in a future release')
  }
  $ssl_real = pick($ssl, true)

  include watcher::deps
  include watcher::params

  Anchor['watcher::install::end'] -> Class['apache']

  ::openstacklib::wsgi::apache { 'watcher_wsgi':
    bind_host                   => $bind_host,
    bind_port                   => $port,
    group                       => $::watcher::params::group,
    path                        => $path,
    priority                    => $priority,
    servername                  => $servername,
    ssl                         => $ssl_real,
    ssl_ca                      => $ssl_ca,
    ssl_cert                    => $ssl_cert,
    ssl_certs_dir               => $ssl_certs_dir,
    ssl_chain                   => $ssl_chain,
    ssl_crl                     => $ssl_crl,
    ssl_crl_path                => $ssl_crl_path,
    ssl_key                     => $ssl_key,
    threads                     => $threads,
    user                        => $::watcher::params::user,
    workers                     => $workers,
    wsgi_daemon_process         => 'watcher',
    wsgi_process_display_name   => $wsgi_process_display_name,
    wsgi_process_group          => 'watcher',
    wsgi_script_dir             => $::watcher::params::watcher_wsgi_script_path,
    wsgi_script_file            => 'app',
    wsgi_script_source          => $::watcher::params::watcher_wsgi_script_source,
    access_log_file             => $access_log_file,
    access_log_format           => $access_log_format,
    error_log_file              => $error_log_file,
    custom_wsgi_process_options => $custom_wsgi_process_options,
  }
}