Class: Applitools::Connectivity::ServerConnector

Inherits:
Object
  • Object
show all
Extended by:
Helpers
Defined in:
lib/applitools/connectivity/server_connector.rb

Defined Under Namespace

Classes: ScreenshotUploadError

Constant Summary collapse

DEFAULT_SERVER_URL = 
'https://eyesapi.applitools.com'.freeze
SSL_CERT = 
File.join(File.dirname(File.expand_path(__FILE__)), '../../../certs/cacert.pem').to_s.freeze
DEFAULT_TIMEOUT = 
300
API_SESSIONS = 
'/api/sessions'.freeze
API_SESSIONS_RUNNING = 
API_SESSIONS + '/running/'.freeze
API_SINGLE_TEST = 
API_SESSIONS + '/'.freeze
RENDER_INFO_PATH = 
API_SESSIONS + '/renderinfo'.freeze
RENDER = 
'/render'.freeze
RESOURCES_SHA_256 = 
'/resources/sha256/'.freeze
RENDER_STATUS = 
'/render-status'.freeze
CLOSE_BATCH = 
'/api/sessions/batches/%s/close/bypointerid'.freeze
HTTP_STATUS_CODES = 
{
  created: 201,
  accepted: 202,
  ok: 200,
  gone: 410
}.freeze
RETRY_DELAY = 
0.5
RETRY_STEP_FACTOR = 
1.5
RETRY_MAX_DELAY = 
5

Class Attribute Summary collapse

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Helpers

abstract_attr_accessor, abstract_method, env_variable, environment_attribute, environment_variables

Constructor Details

#initialize(url = nil) ⇒ ServerConnector

Returns a new instance of ServerConnector.



49
50
51
 
# File 'lib/applitools/connectivity/server_connector.rb', line 49

def initialize(url = nil)
  self.server_url = url
end

Class Attribute Details

.connection_timeout ⇒ Object

Returns the value of attribute connection_timeout.



16
17
18
 
# File 'lib/applitools/connectivity/server_connector.rb', line 16

def connection_timeout
  @connection_timeout
end

.faraday_adapter ⇒ Object

Returns the value of attribute faraday_adapter.



16
17
18
 
# File 'lib/applitools/connectivity/server_connector.rb', line 16

def faraday_adapter
  @faraday_adapter
end

Instance Attribute Details

#agent_id_proc ⇒ Object (readonly)

Returns the value of attribute agent_id_proc.



46
47
48
 
# File 'lib/applitools/connectivity/server_connector.rb', line 46

def agent_id_proc
  @agent_id_proc
end

#endpoint_url ⇒ Object (readonly)

Returns the value of attribute endpoint_url.



44
45
46
 
# File 'lib/applitools/connectivity/server_connector.rb', line 44

def endpoint_url
  @endpoint_url
end

#proxy ⇒ Object

Returns the value of attribute proxy.



45
46
47
 
# File 'lib/applitools/connectivity/server_connector.rb', line 45

def proxy
  @proxy
end

#server_url ⇒ Object

Returns the value of attribute server_url.



43
44
45
 
# File 'lib/applitools/connectivity/server_connector.rb', line 43

def server_url
  @server_url
end

Instance Method Details

#agent_id ⇒ Object 



57
58
59
60
61
 
# File 'lib/applitools/connectivity/server_connector.rb', line 57

def agent_id
  return agent_id_proc.call if agent_id_proc
  Applitools::EyesLogger.error('The agent id is not set!')
  "eyes.sdk.ruby/#{Applitools::VERSION}"
end

#close_batch(batch_id) ⇒ Object 



185
186
187
188
189
190
191
192
193
194
195
196
 
# File 'lib/applitools/connectivity/server_connector.rb', line 185

def close_batch(batch_id)
  if 'true'.casecmp(ENV['APPLITOOLS_DONT_CLOSE_BATCHES'] || '') == 0
    return Applitools::EyesLogger.info(
      'APPLITOOLS_DONT_CLOSE_BATCHES environment variable set to true. Doing nothing.'
    ) && false
  end
  Applitools::ArgumentGuard.not_nil(batch_id, 'batch_id')
  Applitools::EyesLogger.info("Called with #{batch_id}")
  url = CLOSE_BATCH % batch_id
  response = delete(URI.join(endpoint_url, url))
  Applitools::EyesLogger.info "delete batch is done with #{response.status} status"
end

#download_resource(url, ua_string = nil) ⇒ Object 



170
171
172
173
174
175
176
177
178
179
180
181
182
183
 
# File 'lib/applitools/connectivity/server_connector.rb', line 170

def download_resource(url, ua_string = nil)
  Applitools::EyesLogger.debug "Fetching #{url}..."
  resp_proc = proc do |u|
    faraday_connection(u, false).send(:get) do |req|
      req.options.timeout = self.class.connection_timeout || DEFAULT_TIMEOUT
      req.headers[:accept_encoding] = 'identity'
      req.headers[:accept_language] = '*'
      req.headers[:user_agent] = ua_string if ua_string
    end
  end
  response = resp_proc.call(url)
  Applitools::EyesLogger.debug "Done. (#{url} #{response.status})"
  response
end

#match_single_window(data) ⇒ Object 



276
277
278
279
 
# File 'lib/applitools/connectivity/server_connector.rb', line 276

def match_single_window(data)
  res = match_single_window_data(data)
  Applitools::TestResults.new Oj.load(res.body)
end

#match_single_window_data(data) ⇒ Object

Raises:

  • (Applitools::EyesError) 


248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
 
# File 'lib/applitools/connectivity/server_connector.rb', line 248

def match_single_window_data(data)
  # Notice that this does not include the screenshot.
  json_data = Oj.dump(data.to_hash).force_encoding('BINARY')
  body = [json_data.length].pack('L>') + json_data + data.screenshot
  # Applitools::EyesLogger.debug json_data
  begin
    Applitools::EyesLogger.debug 'Sending match data...'
    res = long_post(
      @single_check_endpoint_url,
      content_type: 'application/octet-stream',
      body: body,
      query: { agent_id: data.agent_id }
    )
  rescue Errno::EWOULDBLOCK, Faraday::ConnectionFailed
    @delays ||= request_delay(RETRY_DELAY, RETRY_STEP_FACTOR, RETRY_MAX_DELAY)
    begin
      sleep @delays.next
    rescue StopIteration
      raise Applitools::UnknownNetworkStackError.new('Unknown network stack error')
    end
    res = match_single_window_data(data)
  ensure
    @delays = nil
  end
  raise Applitools::EyesError.new("Request failed: #{res.status} #{res.headers} #{res.body}") unless res.success?
  res
end

#match_window(session, data) ⇒ Object

Raises:

  • (Applitools::EyesError) 


224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
 
# File 'lib/applitools/connectivity/server_connector.rb', line 224

def match_window(session, data)
  # Notice that this does not include the screenshot.
  json_data = Oj.dump(Applitools::Utils.camelcase_hash_keys(data.to_hash)).force_encoding('BINARY')

  body = if data.screenshot && data.app_output.screenshot_url.nil?
           content_type = 'application/octet-stream'
           [json_data.length].pack('L>') + json_data + data.screenshot
         else
           content_type = 'application/json'
           json_data
         end

  Applitools::EyesLogger.debug 'Sending match data...'
  Applitools::EyesLogger.debug json_data
  res = long_post(URI.join(endpoint_url, session.id.to_s), content_type: content_type, body: body)
  raise Applitools::EyesError.new("Request failed: #{res.status} #{res.headers}") unless res.success?
  # puts Oj.load(res.body)
  Applitools::MatchResult.new Oj.load(res.body)
end

#obtain_agent_id(&block) ⇒ Object 



53
54
55
 
# File 'lib/applitools/connectivity/server_connector.rb', line 53

def obtain_agent_id(&block)
  @agent_id_proc = block if block_given?
end

#post_dom_json(dom_data, rendering_info) ⇒ Object 



299
300
301
302
303
304
305
306
307
 
# File 'lib/applitools/connectivity/server_connector.rb', line 299

def post_dom_json(dom_data, rendering_info)
  Applitools::EyesLogger.debug 'About to send captured DOM...'
  request_body = dom_data
  Applitools::EyesLogger.debug request_body
  processed_request_body = yield(request_body) if block_given?
  location = put_dom(rendering_info, processed_request_body)
  Applitools::EyesLogger.debug 'Done!'
  location
end

#put_data(rendering_info, data, content_type, log_message_entity) ⇒ Object 



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
 
# File 'lib/applitools/connectivity/server_connector.rb', line 95

def put_data(rendering_info, data, content_type, log_message_entity)
  uuid = SecureRandom.uuid
  upload_path = URI.parse(rendering_info.results_url.gsub(/__random__/, uuid))
  retry_count = 3
  wait = 0.5
  loop do
    raise ScreenshotUploadError, "Error uploading #{log_message_entity} (#{upload_path})" if retry_count <= 0
    Applitools::EyesLogger.info("Trying to upload #{log_message_entity} (#{upload_path})...")
    begin
      response = dummy_put(
        upload_path,
        body: data,
        headers: {
          'x-ms-blob-type': 'BlockBlob',
          'X-Auth-Token': rendering_info.access_token
        },
        query: URI.decode_www_form(upload_path.query).to_h,
        content_type: content_type
      )
      break if response.status == HTTP_STATUS_CODES[:created]
      Applitools::EyesLogger.info("Failed. Retrying in #{wait} seconds")
      sleep(wait)
    rescue StandardError => e
      Applitools::EyesLogger.error(e.class.to_s)
      Applitools::EyesLogger.error(e.message)
      Applitools::EyesLogger.info("Failed. Retrying in #{wait} seconds")
      sleep(wait)
    ensure
      retry_count -= 1
      wait *= 2
    end
  end
  Applitools::EyesLogger.info('Done.')
  upload_path.to_s
end

#put_dom(rendering_info, dom_data) ⇒ Object 



91
92
93
 
# File 'lib/applitools/connectivity/server_connector.rb', line 91

def put_dom(rendering_info, dom_data)
  put_data(rendering_info, dom_data, 'application/octet-stream', 'dom data')
end

#put_screenshot(rendering_info, screenshot) ⇒ Object 



87
88
89
 
# File 'lib/applitools/connectivity/server_connector.rb', line 87

def put_screenshot(rendering_info, screenshot)
  put_data(rendering_info, screenshot.image.to_blob, 'image/png', 'screenshot')
end

#render(service_url, access_key, requests) ⇒ Object 



71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
 
# File 'lib/applitools/connectivity/server_connector.rb', line 71

def render(service_url, access_key, requests)
  uri = URI.join(URI(service_url), RENDER)
  response = dummy_post(
    uri,
    body: requests.json,
    headers: {
      'X-Auth-Token' => access_key
    },
    timeout: 10
  )
  unless response.status == HTTP_STATUS_CODES[:ok]
    raise Applitools::EyesError, "Error render processing (#{response.status}, #{response.body})"
  end
  Oj.load response.body
end

#render_put_resource(service_url, access_key, resource, render) ⇒ Object 



131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
 
# File 'lib/applitools/connectivity/server_connector.rb', line 131

def render_put_resource(service_url, access_key, resource, render)
  uri = URI(service_url)
  uri.path = RESOURCES_SHA_256 + resource.hash
  Applitools::EyesLogger.debug("PUT resource: (#{resource.url}) - #{uri}")
  # Applitools::EyesLogger.debug("Resource content: #{resource.content}")
  response = dummy_put(
    uri,
    body: resource.content,
    content_type: resource.content_type,
    headers: {
      'X-Auth-Token' => access_key
    },
    query: { 'render-id' => render['renderId'] }
  )
  unless response.status == HTTP_STATUS_CODES[:ok]
    raise Applitools::EyesError, "Error putting resource: #{response.status}, #{response.body}"
  end
  resource.hash
end

#render_status_by_id(service_url, access_key, running_renders_json) ⇒ Object 



151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
 
# File 'lib/applitools/connectivity/server_connector.rb', line 151

def render_status_by_id(service_url, access_key, running_renders_json)
  uri = URI(service_url)
  uri.path = RENDER_STATUS
  response = dummy_post(
    uri,
    body: running_renders_json,
    content_type: 'application/json',
    headers: {
      'X-Auth-Token' => access_key
    },
    timeout: 2
  )
  unless response.status == HTTP_STATUS_CODES[:ok]
    raise Applitools::EyesError, "Error getting server status, #{response.status} #{response.body}"
  end

  Oj.load(response.body)
end

#rendering_info ⇒ Object 



63
64
65
66
67
68
69
 
# File 'lib/applitools/connectivity/server_connector.rb', line 63

def rendering_info
  response = long_get(URI.join(server_url, RENDER_INFO_PATH), content_type: 'application/json')
  unless response.status == HTTP_STATUS_CODES[:ok]
    raise Applitools::EyesError, "Error getting render info (#{response.status}})"
  end
  Oj.load response.body
end

#set_proxy(uri, user = nil, password = nil) ⇒ Object 



212
213
214
 
# File 'lib/applitools/connectivity/server_connector.rb', line 212

def set_proxy(uri, user = nil, password = nil)
  self.proxy = Proxy.new uri, user, password
end

#start_session(session_start_info) ⇒ Object

Raises:

  • (Applitools::EyesError) 


281
282
283
284
285
286
287
288
289
 
# File 'lib/applitools/connectivity/server_connector.rb', line 281

def start_session(session_start_info)
  request_body = session_start_info.json
  res = long_post(
    endpoint_url, body: request_body
  )
  raise Applitools::EyesError.new("Request failed: #{res.status} #{res.body} #{request_body}") unless res.success?
  response = Oj.load(res.body)
  Applitools::Session.new(response, res.status == HTTP_STATUS_CODES[:created])
end

#stop_session(session, aborted = nil, save = false) ⇒ Object

Raises:

  • (Applitools::EyesError) 


291
292
293
294
295
296
297
 
# File 'lib/applitools/connectivity/server_connector.rb', line 291

def stop_session(session, aborted = nil, save = false)
  res = long_delete(URI.join(endpoint_url, session.id.to_s), query: { aborted: aborted, updateBaseline: save })
  raise Applitools::EyesError.new("Request failed: #{res.status}") unless res.success?

  response = Oj.load(res.body)
  Applitools::TestResults.new(response)
end