module Excon
module Errors
class Error < StandardError; end
class StubNotFound < StandardError; end
class InvalidStub < StandardError; end
class SocketError < Error
attr_reader :socket_error
def initialize(socket_error=nil)
if socket_error.message =~ /certificate verify failed/
super("Unable to verify certificate, please set `Excon.defaults[:ssl_ca_path] = path_to_certs`, `ENV['SSL_CERT_DIR'] = path_to_certs`, `Excon.defaults[:ssl_ca_file] = path_to_file`, `ENV['SSL_CERT_FILE'] = path_to_file`, `Excon.defaults[:ssl_verify_callback] = callback` (see OpenSSL::SSL::SSLContext#verify_callback), or `Excon.defaults[:ssl_verify_peer] = false` (less secure).")
else
super("#{socket_error.message} (#{socket_error.class})")
end
set_backtrace(socket_error.backtrace)
@socket_error = socket_error
end
end
class Timeout < Error; end
class ResponseParseError < Error; end
class ProxyParseError < Error; end
class ProxyConnectionError < Error; end
class HTTPStatusError < Error
attr_reader :request, :response
def initialize(msg, request = nil, response = nil)
super(msg)
@request = request
@response = response
end
end
# HTTP Error classes
class Informational < HTTPStatusError; end
class Success < HTTPStatusError; end
class Redirection < HTTPStatusError; end
class ClientError < HTTPStatusError; end
class ServerError < HTTPStatusError; end
class Continue < Informational; end # 100
class SwitchingProtocols < Informational; end # 101
class OK < Success; end # 200
class Created < Success; end # 201
class Accepted < Success; end # 202
class NonAuthoritativeInformation < Success; end # 203
class NoContent < Success; end # 204
class ResetContent < Success; end # 205
class PartialContent < Success; end # 206
class MultipleChoices < Redirection; end # 300
class MovedPermanently < Redirection; end # 301
class Found < Redirection; end # 302
class SeeOther < Redirection; end # 303
class NotModified < Redirection; end # 304
class UseProxy < Redirection; end # 305
class TemporaryRedirect < Redirection; end # 307
class BadRequest < ClientError; end # 400
class Unauthorized < ClientError; end # 401
class PaymentRequired < ClientError; end # 402
class Forbidden < ClientError; end # 403
class NotFound < ClientError; end # 404
class MethodNotAllowed < ClientError; end # 405
class NotAcceptable < ClientError; end # 406
class ProxyAuthenticationRequired < ClientError; end # 407
class RequestTimeout < ClientError; end # 408
class Conflict < ClientError; end # 409
class Gone < ClientError; end # 410
class LengthRequired < ClientError; end # 411
class PreconditionFailed < ClientError; end # 412
class RequestEntityTooLarge < ClientError; end # 413
class RequestURITooLong < ClientError; end # 414
class UnsupportedMediaType < ClientError; end # 415
class RequestedRangeNotSatisfiable < ClientError; end # 416
class ExpectationFailed < ClientError; end # 417
class UnprocessableEntity < ClientError; end # 422
class InternalServerError < ServerError; end # 500
class NotImplemented < ServerError; end # 501
class BadGateway < ServerError; end # 502
class ServiceUnavailable < ServerError; end # 503
class GatewayTimeout < ServerError; end # 504
# Messages for nicer exceptions, from rfc2616
def self.status_error(request, response)
@errors ||= {
100 => [Excon::Errors::Continue, 'Continue'],
101 => [Excon::Errors::SwitchingProtocols, 'Switching Protocols'],
200 => [Excon::Errors::OK, 'OK'],
201 => [Excon::Errors::Created, 'Created'],
202 => [Excon::Errors::Accepted, 'Accepted'],
203 => [Excon::Errors::NonAuthoritativeInformation, 'Non-Authoritative Information'],
204 => [Excon::Errors::NoContent, 'No Content'],
205 => [Excon::Errors::ResetContent, 'Reset Content'],
206 => [Excon::Errors::PartialContent, 'Partial Content'],
300 => [Excon::Errors::MultipleChoices, 'Multiple Choices'],
301 => [Excon::Errors::MovedPermanently, 'Moved Permanently'],
302 => [Excon::Errors::Found, 'Found'],
303 => [Excon::Errors::SeeOther, 'See Other'],
304 => [Excon::Errors::NotModified, 'Not Modified'],
305 => [Excon::Errors::UseProxy, 'Use Proxy'],
307 => [Excon::Errors::TemporaryRedirect, 'Temporary Redirect'],
400 => [Excon::Errors::BadRequest, 'Bad Request'],
401 => [Excon::Errors::Unauthorized, 'Unauthorized'],
402 => [Excon::Errors::PaymentRequired, 'Payment Required'],
403 => [Excon::Errors::Forbidden, 'Forbidden'],
404 => [Excon::Errors::NotFound, 'Not Found'],
405 => [Excon::Errors::MethodNotAllowed, 'Method Not Allowed'],
406 => [Excon::Errors::NotAcceptable, 'Not Acceptable'],
407 => [Excon::Errors::ProxyAuthenticationRequired, 'Proxy Authentication Required'],
408 => [Excon::Errors::RequestTimeout, 'Request Timeout'],
409 => [Excon::Errors::Conflict, 'Conflict'],
410 => [Excon::Errors::Gone, 'Gone'],
411 => [Excon::Errors::LengthRequired, 'Length Required'],
412 => [Excon::Errors::PreconditionFailed, 'Precondition Failed'],
413 => [Excon::Errors::RequestEntityTooLarge, 'Request Entity Too Large'],
414 => [Excon::Errors::RequestURITooLong, 'Request-URI Too Long'],
415 => [Excon::Errors::UnsupportedMediaType, 'Unsupported Media Type'],
416 => [Excon::Errors::RequestedRangeNotSatisfiable, 'Request Range Not Satisfiable'],
417 => [Excon::Errors::ExpectationFailed, 'Expectation Failed'],
422 => [Excon::Errors::UnprocessableEntity, 'Unprocessable Entity'],
500 => [Excon::Errors::InternalServerError, 'InternalServerError'],
501 => [Excon::Errors::NotImplemented, 'Not Implemented'],
502 => [Excon::Errors::BadGateway, 'Bad Gateway'],
503 => [Excon::Errors::ServiceUnavailable, 'Service Unavailable'],
504 => [Excon::Errors::GatewayTimeout, 'Gateway Timeout']
}
error_class, error_message = @errors[response[:status]] || [Excon::Errors::HTTPStatusError, 'Unknown']
message = StringIO.new
message.puts("Expected(#{request[:expects].inspect}) <=> Actual(#{response[:status]} #{error_message})")
if request[:debug_request]
message.puts('excon.error.request')
Excon::PrettyPrinter.pp(message, request)
end
if request[:debug_response]
message.puts('excon.error.response')
Excon::PrettyPrinter.pp(message, response.data)
end
message.rewind
error_class.new(message.read, request, response)
end
end
end