Module: OpenTrace::HttpTracker

Defined in:
lib/opentrace/http_tracker.rb

Constant Summary collapse

MAX_BODY_CAPTURE_BYTES =

Max body size to capture (64KB) — avoids bloating memory with large payloads

65_536
VENDOR_PATTERNS = 
{
  "stripe" => /api\.stripe\.com/i,
  "sendgrid" => /api\.sendgrid\.com/i,
  "twilio" => /api\.twilio\.com/i,
  "slack" => /slack\.com/i,
  "github" => /api\.github\.com/i,
  "aws" => /\.amazonaws\.com/i,
  "google" => /googleapis\.com/i,
  "mailgun" => /api\.mailgun\.net/i,
  "postmark" => /api\.postmarkapp\.com/i,
  "braintree" => /api\.braintreegateway\.com/i,
  "paypal" => /api\.paypal\.com/i,
  "shopify" => /\.myshopify\.com|\.shopify\.com/i,
  "intercom" => /api\.intercom\.io/i,
  "segment" => /api\.segment\.io/i,
  "sentry" => /sentry\.io/i,
  "datadog" => /api\.datadoghq\.com/i,
  "plaid" => /\.plaid\.com/i,
}.freeze

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.infer_vendor(host) ⇒ Object 



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# File 'lib/opentrace/http_tracker.rb', line 30

def self.infer_vendor(host)
  return nil unless host

  VENDOR_PATTERNS.each do |vendor, pattern|
    return vendor if pattern.match?(host)
  end
  nil
end

Instance Method Details

#request(req, body = nil, &block) ⇒ Object 



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# File 'lib/opentrace/http_tracker.rb', line 39

def request(req, body = nil, &block)
  # Guard 1: skip if disabled
  return super unless OpenTrace.enabled?

  # Guard 2: skip if this IS an OpenTrace dispatch call (prevent infinite recursion)
  return super if Fiber[:opentrace_http_tracking_disabled]

  # Trace context injection is bookkeeping — must never raise to the host.
  begin
    inject_trace_context(req) if OpenTrace.config.trace_propagation
  rescue StandardError
  end

  start_time = Process.clock_gettime(Process::CLOCK_MONOTONIC)

  begin
    response = super
  rescue IOError, SystemCallError, OpenSSL::SSL::SSLError, Timeout::Error, Net::ProtocolError => e
    # Real network error from the host's HTTP call. Record it, then re-raise
    # so the host app sees the error it's expecting to handle.
    record_http_failure(req, e, start_time) rescue nil
    raise
  end

  # Bookkeeping for a successful response. Any bug here (NoMethodError on
  # a streaming body, a payload builder regression, etc.) must NOT bubble
  # into host code — swallow and move on.
  record_http_success(req, response, start_time) rescue nil

  response
end