Module: Fog::OpenStack

Extended by:
Provider
Defined in:
lib/fog/openstack.rb

Defined Under Namespace

Modules: Errors

Class Method Summary collapse

Methods included from Provider

[], extended, service, services

Class Method Details

.authenticate_v1(options, connection_options = {}) ⇒ Object

legacy v1.0 style auth



52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
 
# File 'lib/fog/openstack.rb', line 52

def self.authenticate_v1(options, connection_options = {})
  uri = options[:openstack_auth_uri]
  connection = Fog::Connection.new(uri.to_s, false, connection_options)
  @openstack_api_key  = options[:openstack_api_key]
  @openstack_username = options[:openstack_username]

  response = connection.request({
    :expects  => [200, 204],
    :headers  => {
      'X-Auth-Key'  => @openstack_api_key,
      'X-Auth-User' => @openstack_username
    },
    :host     => uri.host,
    :method   => 'GET',
    :path     =>  (uri.path and not uri.path.empty?) ? uri.path : 'v1.0'
  })

  return {
    :token => response.headers['X-Auth-Token'],
    :server_management_url => response.headers['X-Server-Management-Url'],
    :identity_public_endpoint => response.headers['X-Keystone']
  }
end

.authenticate_v2(options, connection_options = {}) ⇒ Object

Keystone Style Auth



77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
 
# File 'lib/fog/openstack.rb', line 77

def self.authenticate_v2(options, connection_options = {})
  uri                   = options[:openstack_auth_uri]
  tenant_name           = options[:openstack_tenant]
  service_type          = options[:openstack_service_type]
  service_name          = options[:openstack_service_name]
  identity_service_type = options[:openstack_identity_service_type]
  endpoint_type         = (options[:openstack_endpoint_type] || 'publicURL').to_s
  openstack_region      = options[:openstack_region]


  body = retrieve_tokens_v2(options, connection_options)
  service = get_service(body, service_type, service_name)

  options[:unscoped_token] = body['access']['token']['id']

  unless service
    unless tenant_name
      response = Fog::Connection.new(
        "#{uri.scheme}://#{uri.host}:#{uri.port}/v2.0/tenants", false, connection_options).request({
        :expects => [200, 204],
        :headers => {'Content-Type' => 'application/json',
                     'Accept' => 'application/json',
                     'X-Auth-Token' => body['access']['token']['id']},
        :host    => uri.host,
        :method  => 'GET'
      })

      body = Fog::JSON.decode(response.body)
      if body['tenants'].empty?
        raise Fog::Errors::NotFound.new('No Tenant Found')
      else
        options[:openstack_tenant] = body['tenants'].first['name']
      end
    end

    body = retrieve_tokens_v2(options, connection_options)
    service = get_service(body, service_type, service_name)

  end

  service['endpoints'] = service['endpoints'].select do |endpoint|
    endpoint['region'] == openstack_region
  end if openstack_region

  if service['endpoints'].empty?
    raise Errors::NotFound.new("No endpoints available for region '#{openstack_region}'")
  end if openstack_region

  unless service
    available = body['access']['serviceCatalog'].map { |endpoint|
      endpoint['type']
    }.sort.join ', '

    missing = service_type.join ', '

    message = "Could not find service #{missing}.  Have #{available}"

    raise Fog::Errors::NotFound, message
  end

  if service['endpoints'].count > 1
    regions = service["endpoints"].map{ |e| e['region'] }.uniq.join(',')
    raise Fog::Errors::NotFound.new("Multiple regions available choose one of these '#{regions}'")
  end

  identity_service = get_service(body, identity_service_type) if identity_service_type
  tenant = body['access']['token']['tenant']
  user = body['access']['user']

  management_url = service['endpoints'].detect{|s| s[endpoint_type]}[endpoint_type]
  identity_url   = identity_service['endpoints'].detect{|s| s['publicURL']}['publicURL'] if identity_service

  {
    :user                     => user,
    :tenant                   => tenant,
    :identity_public_endpoint => identity_url,
    :server_management_url    => management_url,
    :token                    => body['access']['token']['id'],
    :expires                  => body['access']['token']['expires'],
    :current_user_id          => body['access']['user']['id'],
    :unscoped_token           => options[:unscoped_token]
  }

end

.escape(str, extra_exclude_chars = '') ⇒ Object

CGI.escape, but without special treatment on spaces



207
208
209
210
211
 
# File 'lib/fog/openstack.rb', line 207

def self.escape(str,extra_exclude_chars = '')
  str.gsub(/([^a-zA-Z0-9_.-#{extra_exclude_chars}]+)/) do
    '%' + $1.unpack('H2' * $1.bytesize).join('%').upcase
  end
end

.get_service(body, service_type = [], service_name = nil) ⇒ Object 



162
163
164
165
166
167
168
169
170
 
# File 'lib/fog/openstack.rb', line 162

def self.get_service(body, service_type=[], service_name=nil)
  body['access']['serviceCatalog'].detect do |s|
    if service_name.nil? or service_name.empty?
      service_type.include?(s['type'])
    else
      service_type.include?(s['type']) and s['name'] == service_name
    end
  end
end

.retrieve_tokens_v2(options, connection_options = {}) ⇒ Object 



172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
 
# File 'lib/fog/openstack.rb', line 172

def self.retrieve_tokens_v2(options, connection_options = {})
  api_key     = options[:openstack_api_key].to_s
  username    = options[:openstack_username].to_s
  tenant_name = options[:openstack_tenant].to_s
  auth_token  = options[:openstack_auth_token] || options[:unscoped_token]
  uri         = options[:openstack_auth_uri]

  connection = Fog::Connection.new(uri.to_s, false, connection_options)
  request_body = {:auth => Hash.new}

  if auth_token
    request_body[:auth][:token] = {
      :id => auth_token
    }
  else
    request_body[:auth][:passwordCredentials] = {
      :username => username,
      :password => api_key
    }
  end
  request_body[:auth][:tenantName] = tenant_name if tenant_name

  response = connection.request({
    :expects  => [200, 204],
    :headers  => {'Content-Type' => 'application/json'},
    :body     => Fog::JSON.encode(request_body),
    :host     => uri.host,
    :method   => 'POST',
    :path     => (uri.path and not uri.path.empty?) ? uri.path : 'v2.0'
  })

  Fog::JSON.decode(response.body)
end