implemented HTTP 1.0/1.1 server

2026-11-01 20:43:08 +01:00
parent 2de1f038c7
commit e0cf8a12a9
13 changed files with 956 additions and 68 deletions
@@ -0,0 +1,220 @@
+package http
+
+import (
+	"strconv"
+)
+
+type StatusCode uint16
+
+func (c StatusCode) String() string {
+	numStr := strconv.FormatUint(uint64(c), 10)
+	return statusText(c) + " (" + numStr + ")"
+}
+
+/// Copied from /usr/lib/go/src/net/http/status.go
+/// Copyright 2009 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// HTTP status codes as registered with IANA.
+// See: https://www.iana.org/assignments/http-status-codes/http-status-codes.xhtml
+const (
+	StatusContinue           StatusCode = 100 // RFC 9110, 15.2.1
+	StatusSwitchingProtocols StatusCode = 101 // RFC 9110, 15.2.2
+	StatusProcessing         StatusCode = 102 // RFC 2518, 10.1
+	StatusEarlyHints         StatusCode = 103 // RFC 8297
+
+	StatusOK                   StatusCode = 200 // RFC 9110, 15.3.1
+	StatusCreated              StatusCode = 201 // RFC 9110, 15.3.2
+	StatusAccepted             StatusCode = 202 // RFC 9110, 15.3.3
+	StatusNonAuthoritativeInfo StatusCode = 203 // RFC 9110, 15.3.4
+	StatusNoContent            StatusCode = 204 // RFC 9110, 15.3.5
+	StatusResetContent         StatusCode = 205 // RFC 9110, 15.3.6
+	StatusPartialContent       StatusCode = 206 // RFC 9110, 15.3.7
+	StatusMultiStatus          StatusCode = 207 // RFC 4918, 11.1
+	StatusAlreadyReported      StatusCode = 208 // RFC 5842, 7.1
+	StatusIMUsed               StatusCode = 226 // RFC 3229, 10.4.1
+
+	StatusMultipleChoices   StatusCode = 300 // RFC 9110, 15.4.1
+	StatusMovedPermanently  StatusCode = 301 // RFC 9110, 15.4.2
+	StatusFound             StatusCode = 302 // RFC 9110, 15.4.3
+	StatusSeeOther          StatusCode = 303 // RFC 9110, 15.4.4
+	StatusNotModified       StatusCode = 304 // RFC 9110, 15.4.5
+	StatusUseProxy          StatusCode = 305 // RFC 9110, 15.4.6
+	_                       StatusCode = 306 // RFC 9110, 15.4.7 (Unused)
+	StatusTemporaryRedirect StatusCode = 307 // RFC 9110, 15.4.8
+	StatusPermanentRedirect StatusCode = 308 // RFC 9110, 15.4.9
+
+	StatusBadRequest                   StatusCode = 400 // RFC 9110, 15.5.1
+	StatusUnauthorized                 StatusCode = 401 // RFC 9110, 15.5.2
+	StatusPaymentRequired              StatusCode = 402 // RFC 9110, 15.5.3
+	StatusForbidden                    StatusCode = 403 // RFC 9110, 15.5.4
+	StatusNotFound                     StatusCode = 404 // RFC 9110, 15.5.5
+	StatusMethodNotAllowed             StatusCode = 405 // RFC 9110, 15.5.6
+	StatusNotAcceptable                StatusCode = 406 // RFC 9110, 15.5.7
+	StatusProxyAuthRequired            StatusCode = 407 // RFC 9110, 15.5.8
+	StatusRequestTimeout               StatusCode = 408 // RFC 9110, 15.5.9
+	StatusConflict                     StatusCode = 409 // RFC 9110, 15.5.10
+	StatusGone                         StatusCode = 410 // RFC 9110, 15.5.11
+	StatusLengthRequired               StatusCode = 411 // RFC 9110, 15.5.12
+	StatusPreconditionFailed           StatusCode = 412 // RFC 9110, 15.5.13
+	StatusRequestEntityTooLarge        StatusCode = 413 // RFC 9110, 15.5.14
+	StatusRequestURITooLong            StatusCode = 414 // RFC 9110, 15.5.15
+	StatusUnsupportedMediaType         StatusCode = 415 // RFC 9110, 15.5.16
+	StatusRequestedRangeNotSatisfiable StatusCode = 416 // RFC 9110, 15.5.17
+	StatusExpectationFailed            StatusCode = 417 // RFC 9110, 15.5.18
+	StatusTeapot                       StatusCode = 418 // RFC 9110, 15.5.19 (Unused)
+	StatusMisdirectedRequest           StatusCode = 421 // RFC 9110, 15.5.20
+	StatusUnprocessableEntity          StatusCode = 422 // RFC 9110, 15.5.21
+	StatusLocked                       StatusCode = 423 // RFC 4918, 11.3
+	StatusFailedDependency             StatusCode = 424 // RFC 4918, 11.4
+	StatusTooEarly                     StatusCode = 425 // RFC 8470, 5.2.
+	StatusUpgradeRequired              StatusCode = 426 // RFC 9110, 15.5.22
+	StatusPreconditionRequired         StatusCode = 428 // RFC 6585, 3
+	StatusTooManyRequests              StatusCode = 429 // RFC 6585, 4
+	StatusRequestHeaderFieldsTooLarge  StatusCode = 431 // RFC 6585, 5
+	StatusUnavailableForLegalReasons   StatusCode = 451 // RFC 7725, 3
+
+	StatusInternalServerError           StatusCode = 500 // RFC 9110, 15.6.1
+	StatusNotImplemented                StatusCode = 501 // RFC 9110, 15.6.2
+	StatusBadGateway                    StatusCode = 502 // RFC 9110, 15.6.3
+	StatusServiceUnavailable            StatusCode = 503 // RFC 9110, 15.6.4
+	StatusGatewayTimeout                StatusCode = 504 // RFC 9110, 15.6.5
+	StatusHTTPVersionNotSupported       StatusCode = 505 // RFC 9110, 15.6.6
+	StatusVariantAlsoNegotiates         StatusCode = 506 // RFC 2295, 8.1
+	StatusInsufficientStorage           StatusCode = 507 // RFC 4918, 11.5
+	StatusLoopDetected                  StatusCode = 508 // RFC 5842, 7.2
+	StatusNotExtended                   StatusCode = 510 // RFC 2774, 7
+	StatusNetworkAuthenticationRequired StatusCode = 511 // RFC 6585, 6
+)
+
+func statusText(c StatusCode) string {
+	switch c {
+	case StatusContinue:
+		return "Continue"
+	case StatusSwitchingProtocols:
+		return "Switching Protocols"
+	case StatusProcessing:
+		return "Processing"
+	case StatusEarlyHints:
+		return "Early Hints"
+	case StatusOK:
+		return "OK"
+	case StatusCreated:
+		return "Created"
+	case StatusAccepted:
+		return "Accepted"
+	case StatusNonAuthoritativeInfo:
+		return "Non-Authoritative Information"
+	case StatusNoContent:
+		return "No Content"
+	case StatusResetContent:
+		return "Reset Content"
+	case StatusPartialContent:
+		return "Partial Content"
+	case StatusMultiStatus:
+		return "Multi-Status"
+	case StatusAlreadyReported:
+		return "Already Reported"
+	case StatusIMUsed:
+		return "IM Used"
+	case StatusMultipleChoices:
+		return "Multiple Choices"
+	case StatusMovedPermanently:
+		return "Moved Permanently"
+	case StatusFound:
+		return "Found"
+	case StatusSeeOther:
+		return "See Other"
+	case StatusNotModified:
+		return "Not Modified"
+	case StatusUseProxy:
+		return "Use Proxy"
+	case StatusTemporaryRedirect:
+		return "Temporary Redirect"
+	case StatusPermanentRedirect:
+		return "Permanent Redirect"
+	case StatusBadRequest:
+		return "Bad Request"
+	case StatusUnauthorized:
+		return "Unauthorized"
+	case StatusPaymentRequired:
+		return "Payment Required"
+	case StatusForbidden:
+		return "Forbidden"
+	case StatusNotFound:
+		return "Not Found"
+	case StatusMethodNotAllowed:
+		return "Method Not Allowed"
+	case StatusNotAcceptable:
+		return "Not Acceptable"
+	case StatusProxyAuthRequired:
+		return "Proxy Authentication Required"
+	case StatusRequestTimeout:
+		return "Request Timeout"
+	case StatusConflict:
+		return "Conflict"
+	case StatusGone:
+		return "Gone"
+	case StatusLengthRequired:
+		return "Length Required"
+	case StatusPreconditionFailed:
+		return "Precondition Failed"
+	case StatusRequestEntityTooLarge:
+		return "Request Entity Too Large"
+	case StatusRequestURITooLong:
+		return "Request URI Too Long"
+	case StatusUnsupportedMediaType:
+		return "Unsupported Media Type"
+	case StatusRequestedRangeNotSatisfiable:
+		return "Requested Range Not Satisfiable"
+	case StatusExpectationFailed:
+		return "Expectation Failed"
+	case StatusTeapot:
+		return "I'm a teapot"
+	case StatusMisdirectedRequest:
+		return "Misdirected Request"
+	case StatusUnprocessableEntity:
+		return "Unprocessable Entity"
+	case StatusLocked:
+		return "Locked"
+	case StatusFailedDependency:
+		return "Failed Dependency"
+	case StatusTooEarly:
+		return "Too Early"
+	case StatusUpgradeRequired:
+		return "Upgrade Required"
+	case StatusPreconditionRequired:
+		return "Precondition Required"
+	case StatusTooManyRequests:
+		return "Too Many Requests"
+	case StatusRequestHeaderFieldsTooLarge:
+		return "Request Header Fields Too Large"
+	case StatusUnavailableForLegalReasons:
+		return "Unavailable For Legal Reasons"
+	case StatusInternalServerError:
+		return "Internal Server Error"
+	case StatusNotImplemented:
+		return "Not Implemented"
+	case StatusBadGateway:
+		return "Bad Gateway"
+	case StatusServiceUnavailable:
+		return "Service Unavailable"
+	case StatusGatewayTimeout:
+		return "Gateway Timeout"
+	case StatusHTTPVersionNotSupported:
+		return "HTTP Version Not Supported"
+	case StatusVariantAlsoNegotiates:
+		return "Variant Also Negotiates"
+	case StatusInsufficientStorage:
+		return "Insufficient Storage"
+	case StatusLoopDetected:
+		return "Loop Detected"
+	case StatusNotExtended:
+		return "Not Extended"
+	case StatusNetworkAuthenticationRequired:
+		return "Network Authentication Required"
+	default:
+		return "INVALID STATUS CODE"
+	}
+}