Class: Puppet::Provider::Gnocchi

Inherits:
Puppet::Provider
  • Object
show all
Defined in:
lib/puppet/provider/gnocchi.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.auth_gnocchi(*args) ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 64

def self.auth_gnocchi(*args)
  q = gnocchi_credentials
  authenv = {
    :OS_AUTH_URL            => q['auth_url'],
    :OS_USERNAME            => q['username'],
    :OS_TENANT_NAME         => q['project_name'],
    :OS_PASSWORD            => q['password'],
    :OS_PROJECT_DOMAIN_NAME => q['project_domain_name'],
    :OS_USER_DOMAIN_NAME    => q['user_domain_name'],
  }
  begin
    withenv authenv do
      gnocchi(args)
    end
  rescue Exception => e
    if (e.message =~ /\[Errno 111\] Connection refused/) or
        (e.message =~ /\(HTTP 400\)/)
      sleep 10
      withenv authenv do
        gnocchi(args)
      end
    else
     raise(e)
    end
  end
end

.conf_filename ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 6

def self.conf_filename
  '/etc/gnocchi/gnocchi.conf'
end

.get_gnocchi_credentials ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 28

def self.get_gnocchi_credentials
  auth_keys = ['auth_url', 'project_name', 'username', 'password']
  conf = gnocchi_conf
  if conf and conf['keystone_authtoken'] and
      auth_keys.all?{|k| !conf['keystone_authtoken'][k].nil?}
    creds = Hash[ auth_keys.map \
                 { |k| [k, conf['keystone_authtoken'][k].strip] } ]
    if !conf['keystone_authtoken']['project_domain_name'].nil?
      creds['project_domain_name'] = conf['keystone_authtoken']['project_domain_name'].strip
    else
      creds['project_domain_name'] = 'Default'
    end
    if !conf['keystone_authtoken']['user_domain_name'].nil?
      creds['user_domain_name'] = conf['keystone_authtoken']['user_domain_name'].strip
    else
      creds['user_domain_name'] = 'Default'
    end
    return creds
  else
    raise(Puppet::Error, "File: #{conf_filename} does not contain all \
required sections.  Gnocchi types will not work if gnocchi is not \
correctly configured.")
  end
end

.get_gnocchi_resource_attrs(type, id) ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 111

def self.get_gnocchi_resource_attrs(type, id)
  json = auth_gnocchi("--json", "#{type}-show", id)
  return JSON.parse(json)
end

.gnocchi_conf ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 57

def self.gnocchi_conf
  return @gnocchi_conf if @gnocchi_conf
  @gnocchi_conf = Puppet::Util::IniConfig::File.new
  @gnocchi_conf.read(conf_filename)
  @gnocchi_conf
end

.gnocchi_credentials ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 24

def self.gnocchi_credentials
  @gnocchi_credentials ||= get_gnocchi_credentials
end

.list_gnocchi_resources(type, *args) ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 106

def self.list_gnocchi_resources(type, *args)
  json = auth_gnocchi("--json", "#{type}-list", *args)
  return JSON.parse(json)
end

.reset ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 101

def self.reset
  @gnocchi_conf        = nil
  @gnocchi_credentials = nil
end

.withenv(hash, &block) ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 10

def self.withenv(hash, &block)
  saved = ENV.to_hash
  hash.each do |name, val|
    ENV[name.to_s] = val
  end

  yield
ensure
  ENV.clear
  saved.each do |name, val|
    ENV[name] = val
  end
end

Instance Method Details

#auth_gnocchi(*args) ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 91

def auth_gnocchi(*args)
  self.class.auth_gnocchi(args)
end

#gnocchi_credentials ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 53

def gnocchi_credentials
  self.class.gnocchi_credentials
end

#gnocchi_manage(*args) ⇒ Object 



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# File 'lib/puppet/provider/gnocchi.rb', line 95

def gnocchi_manage(*args)
  cmd = args.join(" ")
  output = `#{cmd}`
  $?.exitstatus
end