lib/gitlab/testing/request_inspector_middleware.rb
# frozen_string_literal: true
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# Extracted from: https://gitlab.com/gitlab-org/gitlab-ce/blob/4f6620a5ae00383a015379f95408ed7f1be1bdbb/lib/gitlab/testing/request_inspector_middleware.rb
# rubocop:disable Style/ClassVars
module Gitlab
module Testing
class RequestInspectorMiddleware
@@log_requests = Concurrent::AtomicBoolean.new(false)
@@logged_requests = Concurrent::Array.new
@@inject_headers = Concurrent::Hash.new
# Resets the current request log and starts logging requests
def self.log_requests!(headers = {})
@@inject_headers.replace(headers)
@@logged_requests.replace([])
@@log_requests.value = true
end
# Stops logging requests
def self.stop_logging!
@@log_requests.value = false
end
def self.requests
@@logged_requests
end
def initialize(app)
@app = app
end
def call(env)
return @app.call(env) unless @@log_requests.true?
url = env['REQUEST_URI']
env.merge! http_headers_env(@@inject_headers) if @@inject_headers.any?
request_headers = env_http_headers(env)
status, headers, body = @app.call(env)
full_body = +''
body.each { |b| full_body << b }
request = OpenStruct.new(
url: url,
status_code: status,
request_headers: request_headers,
response_headers: headers,
body: full_body
)
log_request request
[status, headers, body]
end
private
def env_http_headers(env)
Hash[*env.select { |k, v| k.start_with? 'HTTP_' }
.collect { |k, v| [k.sub(/^HTTP_/, ''), v] }
.collect { |k, v| [k.split('_').collect(&:capitalize).join('-'), v] }
.sort
.flatten]
end
def http_headers_env(headers)
Hash[*headers
.collect { |k, v| [k.split('-').collect(&:upcase).join('_'), v] }
.collect { |k, v| [k.prepend('HTTP_'), v] }
.flatten]
end
def log_request(response)
@@logged_requests.push(response)
end
end
end
end
# rubocop:enable Style/ClassVars