Module: Sleuth
- Defined in:
- lib/sleuth.rb,
lib/sleuth/event.rb,
lib/sleuth/middleware.rb,
lib/sleuth/transaction.rb,
lib/sleuth/outbound_handler.rb
Defined Under Namespace
Classes: Event, Middleware, OutboundHeader, Transaction
Constant Summary
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"X_SLEUTH_TRANSACTION"
Class Method Summary
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Class Method Details
.current_id ⇒ Object
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# File 'lib/sleuth.rb', line 40
def current_id
ActiveSupport::Notifications.transaction_id
end
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.current_transaction ⇒ Object
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# File 'lib/sleuth.rb', line 44
def current_transaction
Transaction.running[current_id]
end
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.http ⇒ Object
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# File 'lib/sleuth.rb', line 16
def http
@http ||= Rack::Client.new {
use OutboundHeader
}
end
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.inside_transaction? ⇒ Boolean
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# File 'lib/sleuth.rb', line 48
def inside_transaction?
current_transaction
end
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.instrument(payload) ⇒ Object
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# File 'lib/sleuth.rb', line 22
def instrument(payload)
if inside_transaction?
ActiveSupport::Notifications.instrument(:sleuth, payload) do
yield
end
else
yield
end
end
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.subscribe ⇒ Object
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# File 'lib/sleuth.rb', line 68
def subscribe
ActiveSupport::Notifications.subscribe('sleuth') do |*args|
yield Event.new(*args)
end
end
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.thread(name) ⇒ Object
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# File 'lib/sleuth.rb', line 52
def thread(name)
parent = current_transaction && current_transaction.full_name
Thread.new {
transaction(name, parent) do
yield
end
}
end
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.transaction(current_name, parent = nil) ⇒ Object
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# File 'lib/sleuth.rb', line 32
def transaction(current_name, parent = nil)
ActiveSupport::Notifications.transaction do
Transaction.create(current_name, parent)
yield
end
end
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.watch(log_path) ⇒ Object
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# File 'lib/sleuth.rb', line 61
def watch(log_path)
logger = ActiveSupport::BufferedLogger.new(log_path)
subscribe do |event|
logger.debug(event.message)
end
end
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