Class: Pliny::Middleware::Metrics
- Inherits:
-
Object
- Object
- Pliny::Middleware::Metrics
- Defined in:
- lib/pliny/middleware/metrics.rb
Instance Method Summary collapse
- #call(env) ⇒ Object
-
#initialize(app) ⇒ Metrics
constructor
A new instance of Metrics.
Constructor Details
#initialize(app) ⇒ Metrics
Returns a new instance of Metrics.
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# File 'lib/pliny/middleware/metrics.rb', line 3 def initialize(app) @app = app end |
Instance Method Details
#call(env) ⇒ Object
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# File 'lib/pliny/middleware/metrics.rb', line 7 def call(env) start = Time.now Pliny::Metrics.count("requests") begin status, headers, body = @app.call(env) rescue status = 500 raise ensure elapsed = (Time.now - start).to_f Pliny::Metrics.measure("requests.latency", value: elapsed) status_level = "#{status/100}xx" Pliny::Metrics.count("requests.status.#{status_level}") end [status, headers, body] end |