Sha256: faca4af6a19e8aeebb0b293b647f250ecff030df8de2fc116f0950dcba762fd1
Contents?: true
Size: 1.8 KB
Versions: 10
Compression:
Stored size: 1.8 KB
Contents
module ExceptionNotification
class Rack
class CascadePassException < Exception; end
def initialize(app, options = {})
@app = app
ExceptionNotifier.ignored_exceptions = options.delete(:ignore_exceptions) if options.key?(:ignore_exceptions)
if options.key?(:ignore_if)
rack_ignore = options.delete(:ignore_if)
ExceptionNotifier.ignore_if do |exception, options|
options.key?(:env) && rack_ignore.call(options[:env], exception)
end
end
if options.key?(:ignore_crawlers)
ignore_crawlers = options.delete(:ignore_crawlers)
ExceptionNotifier.ignore_if do |exception, options|
options.key?(:env) && from_crawler(options[:env], ignore_crawlers)
end
end
@ignore_cascade_pass = options.delete(:ignore_cascade_pass) { true }
options.each do |notifier_name, options|
ExceptionNotifier.register_exception_notifier(notifier_name, options)
end
end
def call(env)
_, headers, _ = response = @app.call(env)
if !@ignore_cascade_pass && headers['X-Cascade'] == 'pass'
msg = "This exception means that the preceding Rack middleware set the 'X-Cascade' header to 'pass' -- in " <<
"Rails, this often means that the route was not found (404 error)."
raise CascadePassException, msg
end
response
rescue Exception => exception
if ExceptionNotifier.notify_exception(exception, :env => env)
env['exception_notifier.delivered'] = true
end
raise exception unless exception.is_a?(CascadePassException)
response
end
private
def from_crawler(env, ignored_crawlers)
agent = env['HTTP_USER_AGENT']
Array(ignored_crawlers).any? do |crawler|
agent =~ Regexp.new(crawler)
end
end
end
end
Version data entries
10 entries across 10 versions & 2 rubygems