hanayo/vendor/github.com/valyala/fasthttp/status.go

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2019-02-23 13:29:15 +00:00
package fasthttp
import (
"fmt"
"sync/atomic"
)
// HTTP status codes were stolen from net/http.
const (
StatusContinue = 100
StatusSwitchingProtocols = 101
StatusOK = 200
StatusCreated = 201
StatusAccepted = 202
StatusNonAuthoritativeInfo = 203
StatusNoContent = 204
StatusResetContent = 205
StatusPartialContent = 206
StatusMultipleChoices = 300
StatusMovedPermanently = 301
StatusFound = 302
StatusSeeOther = 303
StatusNotModified = 304
StatusUseProxy = 305
StatusTemporaryRedirect = 307
StatusBadRequest = 400
StatusUnauthorized = 401
StatusPaymentRequired = 402
StatusForbidden = 403
StatusNotFound = 404
StatusMethodNotAllowed = 405
StatusNotAcceptable = 406
StatusProxyAuthRequired = 407
StatusRequestTimeout = 408
StatusConflict = 409
StatusGone = 410
StatusLengthRequired = 411
StatusPreconditionFailed = 412
StatusRequestEntityTooLarge = 413
StatusRequestURITooLong = 414
StatusUnsupportedMediaType = 415
StatusRequestedRangeNotSatisfiable = 416
StatusExpectationFailed = 417
StatusTeapot = 418
StatusPreconditionRequired = 428
StatusTooManyRequests = 429
StatusRequestHeaderFieldsTooLarge = 431
StatusInternalServerError = 500
StatusNotImplemented = 501
StatusBadGateway = 502
StatusServiceUnavailable = 503
StatusGatewayTimeout = 504
StatusHTTPVersionNotSupported = 505
StatusNetworkAuthenticationRequired = 511
)
var (
statusLines atomic.Value
statusMessages = map[int]string{
StatusContinue: "Continue",
StatusSwitchingProtocols: "SwitchingProtocols",
StatusOK: "OK",
StatusCreated: "Created",
StatusAccepted: "Accepted",
StatusNonAuthoritativeInfo: "Non-Authoritative Info",
StatusNoContent: "No Content",
StatusResetContent: "Reset Content",
StatusPartialContent: "Partial Content",
StatusMultipleChoices: "Multiple Choices",
StatusMovedPermanently: "Moved Permanently",
StatusFound: "Found",
StatusSeeOther: "See Other",
StatusNotModified: "Not Modified",
StatusUseProxy: "Use Proxy",
StatusTemporaryRedirect: "Temporary Redirect",
StatusBadRequest: "Bad Request",
StatusUnauthorized: "Unauthorized",
StatusPaymentRequired: "Payment Required",
StatusForbidden: "Forbidden",
StatusNotFound: "Not Found",
StatusMethodNotAllowed: "Method Not Allowed",
StatusNotAcceptable: "Not Acceptable",
StatusProxyAuthRequired: "Proxy Auth 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: "Teapot",
StatusPreconditionRequired: "Precondition Required",
StatusTooManyRequests: "Too Many Requests",
StatusRequestHeaderFieldsTooLarge: "Request HeaderFields Too Large",
StatusInternalServerError: "Internal Server Error",
StatusNotImplemented: "Not Implemented",
StatusBadGateway: "Bad Gateway",
StatusServiceUnavailable: "Service Unavailable",
StatusGatewayTimeout: "Gateway Timeout",
StatusHTTPVersionNotSupported: "HTTP Version Not Supported",
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
}