Class: Librato::Metrics::Connection
- Inherits:
-
Object
- Object
- Librato::Metrics::Connection
- Extended by:
- Forwardable
- Defined in:
- lib/librato/metrics/connection.rb
Constant Summary collapse
- DEFAULT_API_ENDPOINT =
'https://metrics-api.librato.com'
Instance Method Summary collapse
-
#api_endpoint ⇒ Object
API endpoint that will be used for requests.
-
#initialize(options = {}) ⇒ Connection
constructor
A new instance of Connection.
- #transport ⇒ Object
-
#user_agent ⇒ Object
User-agent used when making requests.
Constructor Details
#initialize(options = {}) ⇒ Connection
Returns a new instance of Connection.
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# File 'lib/librato/metrics/connection.rb', line 18 def initialize(={}) @client = [:client] @api_endpoint = [:api_endpoint] @adapter = [:adapter] end |
Instance Method Details
#api_endpoint ⇒ Object
API endpoint that will be used for requests.
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# File 'lib/librato/metrics/connection.rb', line 26 def api_endpoint @api_endpoint || DEFAULT_API_ENDPOINT end |
#transport ⇒ Object
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# File 'lib/librato/metrics/connection.rb', line 30 def transport raise(NoClientProvided, "No client provided.") unless @client @transport ||= Faraday::Connection.new( :url => api_endpoint + "/v1/", :request => {:open_timeout => 20, :timeout => 30}) do |f| f.use Librato::Metrics::Middleware::RequestBody f.use Librato::Metrics::Middleware::Retry f.use Librato::Metrics::Middleware::CountRequests f.use Librato::Metrics::Middleware::ExpectsStatus f.adapter @adapter || Metrics.faraday_adapter end.tap do |transport| transport.headers[:user_agent] = user_agent transport.headers[:content_type] = 'application/json' transport.basic_auth @client.email, @client.api_key end end |
#user_agent ⇒ Object
User-agent used when making requests.
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# File 'lib/librato/metrics/connection.rb', line 51 def user_agent return @client.custom_user_agent if @client.custom_user_agent ua_chunks = [] agent_identifier = @client.agent_identifier if agent_identifier && !agent_identifier.empty? ua_chunks << agent_identifier end ua_chunks << "librato-metrics/#{Metrics::VERSION}" ua_chunks << "(#{ruby_engine}; #{RUBY_VERSION}p#{RUBY_PATCHLEVEL}; #{RUBY_PLATFORM})" ua_chunks << "direct-faraday/#{Faraday::VERSION}" # TODO: include adapter information #ua_chunks << "(#{transport_adapter})" ua_chunks.join(' ') end |