| package fasthttp |
| |
| import ( |
| "fmt" |
| "sync/atomic" |
| ) |
| |
| // HTTP status codes were stolen from net/http. |
| const ( |
| StatusContinue = 100 // RFC 7231, 6.2.1 |
| StatusSwitchingProtocols = 101 // RFC 7231, 6.2.2 |
| StatusProcessing = 102 // RFC 2518, 10.1 |
| |
| StatusOK = 200 // RFC 7231, 6.3.1 |
| StatusCreated = 201 // RFC 7231, 6.3.2 |
| StatusAccepted = 202 // RFC 7231, 6.3.3 |
| StatusNonAuthoritativeInfo = 203 // RFC 7231, 6.3.4 |
| StatusNoContent = 204 // RFC 7231, 6.3.5 |
| StatusResetContent = 205 // RFC 7231, 6.3.6 |
| StatusPartialContent = 206 // RFC 7233, 4.1 |
| StatusMultiStatus = 207 // RFC 4918, 11.1 |
| StatusAlreadyReported = 208 // RFC 5842, 7.1 |
| StatusIMUsed = 226 // RFC 3229, 10.4.1 |
| |
| StatusMultipleChoices = 300 // RFC 7231, 6.4.1 |
| StatusMovedPermanently = 301 // RFC 7231, 6.4.2 |
| StatusFound = 302 // RFC 7231, 6.4.3 |
| StatusSeeOther = 303 // RFC 7231, 6.4.4 |
| StatusNotModified = 304 // RFC 7232, 4.1 |
| StatusUseProxy = 305 // RFC 7231, 6.4.5 |
| _ = 306 // RFC 7231, 6.4.6 (Unused) |
| StatusTemporaryRedirect = 307 // RFC 7231, 6.4.7 |
| StatusPermanentRedirect = 308 // RFC 7538, 3 |
| |
| StatusBadRequest = 400 // RFC 7231, 6.5.1 |
| StatusUnauthorized = 401 // RFC 7235, 3.1 |
| StatusPaymentRequired = 402 // RFC 7231, 6.5.2 |
| StatusForbidden = 403 // RFC 7231, 6.5.3 |
| StatusNotFound = 404 // RFC 7231, 6.5.4 |
| StatusMethodNotAllowed = 405 // RFC 7231, 6.5.5 |
| StatusNotAcceptable = 406 // RFC 7231, 6.5.6 |
| StatusProxyAuthRequired = 407 // RFC 7235, 3.2 |
| StatusRequestTimeout = 408 // RFC 7231, 6.5.7 |
| StatusConflict = 409 // RFC 7231, 6.5.8 |
| StatusGone = 410 // RFC 7231, 6.5.9 |
| StatusLengthRequired = 411 // RFC 7231, 6.5.10 |
| StatusPreconditionFailed = 412 // RFC 7232, 4.2 |
| StatusRequestEntityTooLarge = 413 // RFC 7231, 6.5.11 |
| StatusRequestURITooLong = 414 // RFC 7231, 6.5.12 |
| StatusUnsupportedMediaType = 415 // RFC 7231, 6.5.13 |
| StatusRequestedRangeNotSatisfiable = 416 // RFC 7233, 4.4 |
| StatusExpectationFailed = 417 // RFC 7231, 6.5.14 |
| StatusTeapot = 418 // RFC 7168, 2.3.3 |
| StatusUnprocessableEntity = 422 // RFC 4918, 11.2 |
| StatusLocked = 423 // RFC 4918, 11.3 |
| StatusFailedDependency = 424 // RFC 4918, 11.4 |
| StatusUpgradeRequired = 426 // RFC 7231, 6.5.15 |
| StatusPreconditionRequired = 428 // RFC 6585, 3 |
| StatusTooManyRequests = 429 // RFC 6585, 4 |
| StatusRequestHeaderFieldsTooLarge = 431 // RFC 6585, 5 |
| StatusUnavailableForLegalReasons = 451 // RFC 7725, 3 |
| |
| StatusInternalServerError = 500 // RFC 7231, 6.6.1 |
| StatusNotImplemented = 501 // RFC 7231, 6.6.2 |
| StatusBadGateway = 502 // RFC 7231, 6.6.3 |
| StatusServiceUnavailable = 503 // RFC 7231, 6.6.4 |
| StatusGatewayTimeout = 504 // RFC 7231, 6.6.5 |
| StatusHTTPVersionNotSupported = 505 // RFC 7231, 6.6.6 |
| StatusVariantAlsoNegotiates = 506 // RFC 2295, 8.1 |
| StatusInsufficientStorage = 507 // RFC 4918, 11.5 |
| StatusLoopDetected = 508 // RFC 5842, 7.2 |
| StatusNotExtended = 510 // RFC 2774, 7 |
| StatusNetworkAuthenticationRequired = 511 // RFC 6585, 6 |
| ) |
| |
| var ( |
| statusLines atomic.Value |
| |
| statusMessages = map[int]string{ |
| StatusContinue: "Continue", |
| StatusSwitchingProtocols: "Switching Protocols", |
| StatusProcessing: "Processing", |
| |
| StatusOK: "OK", |
| StatusCreated: "Created", |
| StatusAccepted: "Accepted", |
| StatusNonAuthoritativeInfo: "Non-Authoritative Information", |
| StatusNoContent: "No Content", |
| StatusResetContent: "Reset Content", |
| StatusPartialContent: "Partial Content", |
| StatusMultiStatus: "Multi-Status", |
| StatusAlreadyReported: "Already Reported", |
| StatusIMUsed: "IM Used", |
| |
| StatusMultipleChoices: "Multiple Choices", |
| StatusMovedPermanently: "Moved Permanently", |
| StatusFound: "Found", |
| StatusSeeOther: "See Other", |
| StatusNotModified: "Not Modified", |
| StatusUseProxy: "Use Proxy", |
| StatusTemporaryRedirect: "Temporary Redirect", |
| StatusPermanentRedirect: "Permanent Redirect", |
| |
| StatusBadRequest: "Bad Request", |
| StatusUnauthorized: "Unauthorized", |
| StatusPaymentRequired: "Payment Required", |
| StatusForbidden: "Forbidden", |
| StatusNotFound: "Not Found", |
| StatusMethodNotAllowed: "Method Not Allowed", |
| StatusNotAcceptable: "Not Acceptable", |
| StatusProxyAuthRequired: "Proxy Authentication Required", |
| StatusRequestTimeout: "Request Timeout", |
| StatusConflict: "Conflict", |
| StatusGone: "Gone", |
| StatusLengthRequired: "Length Required", |
| StatusPreconditionFailed: "Precondition Failed", |
| StatusRequestEntityTooLarge: "Request Entity Too Large", |
| StatusRequestURITooLong: "Request URI Too Long", |
| StatusUnsupportedMediaType: "Unsupported Media Type", |
| StatusRequestedRangeNotSatisfiable: "Requested Range Not Satisfiable", |
| StatusExpectationFailed: "Expectation Failed", |
| StatusTeapot: "I'm a teapot", |
| StatusUnprocessableEntity: "Unprocessable Entity", |
| StatusLocked: "Locked", |
| StatusFailedDependency: "Failed Dependency", |
| StatusUpgradeRequired: "Upgrade Required", |
| StatusPreconditionRequired: "Precondition Required", |
| StatusTooManyRequests: "Too Many Requests", |
| StatusRequestHeaderFieldsTooLarge: "Request Header Fields Too Large", |
| StatusUnavailableForLegalReasons: "Unavailable For Legal Reasons", |
| |
| StatusInternalServerError: "Internal Server Error", |
| StatusNotImplemented: "Not Implemented", |
| StatusBadGateway: "Bad Gateway", |
| StatusServiceUnavailable: "Service Unavailable", |
| StatusGatewayTimeout: "Gateway Timeout", |
| StatusHTTPVersionNotSupported: "HTTP Version Not Supported", |
| StatusVariantAlsoNegotiates: "Variant Also Negotiates", |
| StatusInsufficientStorage: "Insufficient Storage", |
| StatusLoopDetected: "Loop Detected", |
| StatusNotExtended: "Not Extended", |
| StatusNetworkAuthenticationRequired: "Network Authentication Required", |
| } |
| ) |
| |
| // StatusMessage returns HTTP status message for the given status code. |
| func StatusMessage(statusCode int) string { |
| s := statusMessages[statusCode] |
| if s == "" { |
| s = "Unknown Status Code" |
| } |
| return s |
| } |
| |
| func init() { |
| statusLines.Store(make(map[int][]byte)) |
| } |
| |
| func statusLine(statusCode int) []byte { |
| m := statusLines.Load().(map[int][]byte) |
| h := m[statusCode] |
| if h != nil { |
| return h |
| } |
| |
| statusText := StatusMessage(statusCode) |
| |
| h = []byte(fmt.Sprintf("HTTP/1.1 %d %s\r\n", statusCode, statusText)) |
| newM := make(map[int][]byte, len(m)+1) |
| for k, v := range m { |
| newM[k] = v |
| } |
| newM[statusCode] = h |
| statusLines.Store(newM) |
| return h |
| } |
