Class: Coinbase::Client::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/coinbase/client/configuration.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize {|_self| ... } ⇒ Configuration

Returns a new instance of Configuration.

Yields:

  • (_self)

Yield Parameters:



150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
 
# File 'lib/coinbase/client/configuration.rb', line 150

def initialize
  @scheme = 'https'
  @host = 'api.cdp.coinbase.com'
  @base_path = '/platform'
  @server_index = nil
  @server_operation_index = {}
  @server_variables = {}
  @server_operation_variables = {}
  @api_key = {}
  @api_key_prefix = {}
  @client_side_validation = true
  @ssl_verify = true
  @ssl_verify_mode = nil
  @ssl_ca_file = nil
  @ssl_client_cert = nil
  @ssl_client_key = nil
  @middlewares = Hash.new { |h, k| h[k] = [] }
  @configure_connection_blocks = []
  @timeout = 60
  # return data as binary instead of file
  @return_binary_data = false
  @params_encoder = nil
  @debugging = false
  @inject_format = false
  @force_ending_format = false
  @logger = defined?(Rails) ? Rails.logger : Logger.new(STDOUT)

  yield(self) if block_given?
end

Instance Attribute Details

#access_token ⇒ Object

Defines the access token (Bearer) used with OAuth2.



63
64
65
 
# File 'lib/coinbase/client/configuration.rb', line 63

def access_token
  @access_token
end

#access_token_getter ⇒ Proc

Defines a Proc used to fetch or refresh access tokens (Bearer) used with OAuth2. Overrides the access_token if set

Returns:

  • (Proc) 


68
69
70
 
# File 'lib/coinbase/client/configuration.rb', line 68

def access_token_getter
  @access_token_getter
end

#api_key ⇒ Hash

Defines API keys used with API Key authentications.

Examples:

parameter name is “api_key”, API key is “xxx” (e.g. “api_key=xxx” in query string)

config.api_key['api_key'] = 'xxx'

Returns:

  • (Hash) —

    key: parameter name, value: parameter value (API key)



42
43
44
 
# File 'lib/coinbase/client/configuration.rb', line 42

def api_key
  @api_key
end

#api_key_prefix ⇒ Hash

Defines API key prefixes used with API Key authentications.

Examples:

parameter name is “Authorization”, API key prefix is “Token” (e.g. “Authorization: Token xxx” in headers)

config.api_key_prefix['api_key'] = 'Token'

Returns:

  • (Hash) —

    key: parameter name, value: API key prefix



50
51
52
 
# File 'lib/coinbase/client/configuration.rb', line 50

def api_key_prefix
  @api_key_prefix
end

#base_path ⇒ Object

Defines url base path



22
23
24
 
# File 'lib/coinbase/client/configuration.rb', line 22

def base_path
  @base_path
end

#client_side_validation ⇒ true, false

Set this to false to skip client side validation in the operation. Default to true.

Returns:

  • (true, false) 


102
103
104
 
# File 'lib/coinbase/client/configuration.rb', line 102

def client_side_validation
  @client_side_validation
end

#debugging ⇒ true, false

Set this to enable/disable debugging. When enabled (set to true), HTTP request/response details will be logged with ‘logger.debug` (see the `logger` attribute). Default to false.

Returns:

  • (true, false) 


80
81
82
 
# File 'lib/coinbase/client/configuration.rb', line 80

def debugging
  @debugging
end

#force_ending_format ⇒ Object

Returns the value of attribute force_ending_format.



148
149
150
 
# File 'lib/coinbase/client/configuration.rb', line 148

def force_ending_format
  @force_ending_format
end

#host ⇒ Object

Defines url host



19
20
21
 
# File 'lib/coinbase/client/configuration.rb', line 19

def host
  @host
end

#inject_format ⇒ Object

Returns the value of attribute inject_format.



146
147
148
 
# File 'lib/coinbase/client/configuration.rb', line 146

def inject_format
  @inject_format
end

#logger ⇒ #debug

Defines the logger used for debugging. Default to ‘Rails.logger` (when in Rails) or logging to STDOUT.

Returns:

  • (#debug) 


86
87
88
 
# File 'lib/coinbase/client/configuration.rb', line 86

def logger
  @logger
end

#params_encoder ⇒ Object

Set this to customize parameters encoder of array parameter. Default to nil. Faraday uses NestedParamsEncoder when nil.

github.com/lostisland/faraday/tree/main/lib/faraday/encoders

See Also:

  • params_encoder option of Faraday. Related source code:


143
144
145
 
# File 'lib/coinbase/client/configuration.rb', line 143

def params_encoder
  @params_encoder
end

#password ⇒ String

Defines the password used with HTTP basic authentication.

Returns:

  • (String) 


60
61
62
 
# File 'lib/coinbase/client/configuration.rb', line 60

def password
  @password
end

#proxy ⇒ Object

Proxy setting HTTP Proxy settings



136
137
138
 
# File 'lib/coinbase/client/configuration.rb', line 136

def proxy
  @proxy
end

#return_binary_data ⇒ Object

Set this to return data as binary instead of downloading a temp file. When enabled (set to true) HTTP responses with return type ‘File` will be returned as a stream of binary data. Default to false.



73
74
75
 
# File 'lib/coinbase/client/configuration.rb', line 73

def return_binary_data
  @return_binary_data
end

#scheme ⇒ Object

Defines url scheme



16
17
18
 
# File 'lib/coinbase/client/configuration.rb', line 16

def scheme
  @scheme
end

#server_index ⇒ Object

Define server configuration index



25
26
27
 
# File 'lib/coinbase/client/configuration.rb', line 25

def server_index
  @server_index
end

#server_operation_index ⇒ Object

Define server operation configuration index



28
29
30
 
# File 'lib/coinbase/client/configuration.rb', line 28

def server_operation_index
  @server_operation_index
end

#server_operation_variables ⇒ Object

Default server operation variables



34
35
36
 
# File 'lib/coinbase/client/configuration.rb', line 34

def server_operation_variables
  @server_operation_variables
end

#server_variables ⇒ Object

Default server variables



31
32
33
 
# File 'lib/coinbase/client/configuration.rb', line 31

def server_variables
  @server_variables
end

#ssl_ca_file ⇒ String

TLS/SSL setting Set this to customize the certificate file to verify the peer.

Returns:

  • (String) —

    the path to the certificate file



124
125
126
 
# File 'lib/coinbase/client/configuration.rb', line 124

def ssl_ca_file
  @ssl_ca_file
end

#ssl_client_cert ⇒ Object

TLS/SSL setting Client certificate file (for client certificate)



128
129
130
 
# File 'lib/coinbase/client/configuration.rb', line 128

def ssl_client_cert
  @ssl_client_cert
end

#ssl_client_key ⇒ Object

TLS/SSL setting Client private key file (for client certificate)



132
133
134
 
# File 'lib/coinbase/client/configuration.rb', line 132

def ssl_client_key
  @ssl_client_key
end

#ssl_verify ⇒ true, false

Note:

Do NOT set it to false in production code, otherwise you would face multiple types of cryptographic attacks.

TLS/SSL setting Set this to false to skip verifying SSL certificate when calling API from https server. Default to true.

Returns:

  • (true, false) 


111
112
113
 
# File 'lib/coinbase/client/configuration.rb', line 111

def ssl_verify
  @ssl_verify
end

#ssl_verify_mode ⇒ Object

Note:

Do NOT set it to false in production code, otherwise you would face multiple types of cryptographic attacks.

TLS/SSL setting Any ‘OpenSSL::SSL::` constant (see ruby-doc.org/stdlib-2.5.1/libdoc/openssl/rdoc/OpenSSL/SSL.html)



118
119
120
 
# File 'lib/coinbase/client/configuration.rb', line 118

def ssl_verify_mode
  @ssl_verify_mode
end

#temp_folder_path ⇒ String

Defines the temporary folder to store downloaded files (for API endpoints that have file response). Default to use ‘Tempfile`.

Returns:

  • (String) 


93
94
95
 
# File 'lib/coinbase/client/configuration.rb', line 93

def temp_folder_path
  @temp_folder_path
end

#timeout ⇒ Object

The time limit for HTTP request in seconds. Default to 0 (never times out).



97
98
99
 
# File 'lib/coinbase/client/configuration.rb', line 97

def timeout
  @timeout
end

#username ⇒ String

Defines the username used with HTTP basic authentication.

Returns:

  • (String) 


55
56
57
 
# File 'lib/coinbase/client/configuration.rb', line 55

def username
  @username
end

Class Method Details

.default ⇒ Object

The default Configuration object.



181
182
183
 
# File 'lib/coinbase/client/configuration.rb', line 181

def self.default
  @@default ||= Configuration.new
end

Instance Method Details

#access_token_with_refresh ⇒ Object

Gets access_token using access_token_getter or uses the static access_token



228
229
230
231
 
# File 'lib/coinbase/client/configuration.rb', line 228

def access_token_with_refresh
  return access_token if access_token_getter.nil?
  access_token_getter.call
end

#api_key_with_prefix(param_name, param_alias = nil) ⇒ Object

Gets API key (with prefix if set).

Parameters:

  • param_name (String) —

    the parameter name of API key auth



217
218
219
220
221
222
223
224
225
 
# File 'lib/coinbase/client/configuration.rb', line 217

def api_key_with_prefix(param_name, param_alias = nil)
  key = @api_key[param_name]
  key = @api_key.fetch(param_alias, key) unless param_alias.nil?
  if @api_key_prefix[param_name]
    "#{@api_key_prefix[param_name]} #{key}"
  else
    key
  end
end

#auth_settings ⇒ Object

Returns Auth Settings hash for api client.



239
240
241
242
 
# File 'lib/coinbase/client/configuration.rb', line 239

def auth_settings
  {
  }
end

#base_url(operation = nil) ⇒ Object

Returns base URL for specified operation based on server settings



206
207
208
209
210
211
212
213
 
# File 'lib/coinbase/client/configuration.rb', line 206

def base_url(operation = nil)
  if operation_server_settings.key?(operation) then
    index = server_operation_index.fetch(operation, server_index)
    server_url(index.nil? ? 0 : index, server_operation_variables.fetch(operation, server_variables), operation_server_settings[operation])
  else
    server_index.nil? ? "#{scheme}://#{[host, base_path].join('/').gsub(/\/+/, '/')}".sub(/\/+\z/, '') : server_url(server_index, server_variables, nil)
  end
end

#basic_auth_token ⇒ Object

Gets Basic Auth token string



234
235
236
 
# File 'lib/coinbase/client/configuration.rb', line 234

def basic_auth_token
  'Basic ' + ["#{username}:#{password}"].pack('m').delete("\r\n")
end

#configure {|_self| ... } ⇒ Object

Yields:

  • (_self)

Yield Parameters:



185
186
187
 
# File 'lib/coinbase/client/configuration.rb', line 185

def configure
  yield(self) if block_given?
end

#configure_connection(conn) ⇒ Object 



313
314
315
316
317
 
# File 'lib/coinbase/client/configuration.rb', line 313

def configure_connection(conn)
  @configure_connection_blocks.each do |block|
    block.call(conn)
  end
end

#configure_faraday_connection(&block) ⇒ Object

Configure Faraday connection directly.

“‘ c.configure_faraday_connection do |conn|

conn.use Faraday::HttpCache, shared_cache: false, logger: logger
conn.response :logger, nil, headers: true, bodies: true, log_level: :debug do |logger|
  logger.filter(/(Authorization: )(.*)/, '\1[REDACTED]')
end

end

c.configure_faraday_connection do |conn|

conn.adapter :typhoeus

end “‘

Parameters:

  • block (Proc) —

    ‘#call`able object that takes one arg, the connection



309
310
311
 
# File 'lib/coinbase/client/configuration.rb', line 309

def configure_faraday_connection(&block)
  @configure_connection_blocks << block
end

#configure_middleware(connection) ⇒ Object

Set up middleware on the connection



356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
 
# File 'lib/coinbase/client/configuration.rb', line 356

def configure_middleware(connection)
  return if @middlewares.empty?

  [:request, :response, :use, :insert, :insert_before, :insert_after, :swap].each do |operation|
    next unless @middlewares.key?(operation)

    @middlewares[operation].each do |key, args, block|
      connection.builder.send(operation, key, *args, &block)
    end
  end

  if @middlewares.key?(:delete)
    @middlewares[:delete].each do |key, _args, _block|
      connection.builder.delete(key)
    end
  end
end

#operation_server_settings ⇒ Object 



254
255
256
257
 
# File 'lib/coinbase/client/configuration.rb', line 254

def operation_server_settings
  {
  }
end

#request(*middleware) ⇒ Object

Adds request middleware to the stack



325
326
327
 
# File 'lib/coinbase/client/configuration.rb', line 325

def request(*middleware)
  set_faraday_middleware(:request, *middleware)
end

#response(*middleware) ⇒ Object

Adds response middleware to the stack



330
331
332
 
# File 'lib/coinbase/client/configuration.rb', line 330

def response(*middleware)
  set_faraday_middleware(:response, *middleware)
end

#server_settings ⇒ Object

Returns an array of Server setting



245
246
247
248
249
250
251
252
 
# File 'lib/coinbase/client/configuration.rb', line 245

def server_settings
  [
    {
      url: "https://api.cdp.coinbase.com/platform",
      description: "No description provided",
    }
  ]
end

#server_url(index, variables = {}, servers = nil) ⇒ Object

Returns URL based on server settings

Parameters:

  • index —

    array index of the server settings

  • variables (defaults to: {}) —

    hash of variable and the corresponding value



263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
 
# File 'lib/coinbase/client/configuration.rb', line 263

def server_url(index, variables = {}, servers = nil)
  servers = server_settings if servers == nil

  # check array index out of bound
  if (index.nil? || index < 0 || index >= servers.size)
    fail ArgumentError, "Invalid index #{index} when selecting the server. Must not be nil and must be less than #{servers.size}"
  end

  server = servers[index]
  url = server[:url]

  return url unless server.key? :variables

  # go through variable and assign a value
  server[:variables].each do |name, variable|
    if variables.key?(name)
      if (!server[:variables][name].key?(:enum_values) || server[:variables][name][:enum_values].include?(variables[name]))
        url.gsub! "{" + name.to_s + "}", variables[name]
      else
        fail ArgumentError, "The variable `#{name}` in the server URL has invalid value #{variables[name]}. Must be #{server[:variables][name][:enum_values]}."
      end
    else
      # use default value
      url.gsub! "{" + name.to_s + "}", server[:variables][name][:default_value]
    end
  end

  url
end

#set_faraday_middleware(operation, key, *args, &block) ⇒ Object

Adds Faraday middleware setting information to the stack

Examples:

Use the ‘set_faraday_middleware` method to set middleware information

config.set_faraday_middleware(:request, :retry, max: 3, methods: [:get, :post], retry_statuses: [503])
config.set_faraday_middleware(:response, :logger, nil, { bodies: true, log_level: :debug })
config.set_faraday_middleware(:use, Faraday::HttpCache, store: Rails.cache, shared_cache: false)
config.set_faraday_middleware(:insert, 0, FaradayMiddleware::FollowRedirects, { standards_compliant: true, limit: 1 })
config.set_faraday_middleware(:swap, 0, Faraday::Response::Logger)
config.set_faraday_middleware(:delete, Faraday::Multipart::Middleware)

See Also:



345
346
347
348
349
350
351
352
 
# File 'lib/coinbase/client/configuration.rb', line 345

def set_faraday_middleware(operation, key, *args, &block)
  unless [:request, :response, :use, :insert, :insert_before, :insert_after, :swap, :delete].include?(operation)
    fail ArgumentError, "Invalid faraday middleware operation #{operation}. Must be" \
                        " :request, :response, :use, :insert, :insert_before, :insert_after, :swap or :delete."
  end

  @middlewares[operation] << [key, args, block]
end

#use(*middleware) ⇒ Object

Adds middleware to the stack



320
321
322
 
# File 'lib/coinbase/client/configuration.rb', line 320

def use(*middleware)
  set_faraday_middleware(:use, *middleware)
end