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types.go
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types.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package http
import (
"github.com/valyala/fasthttp"
"mosn.io/api"
)
type Code uint32
const (
Continue Code = 100
OK = 200
Created = 201
Accepted = 202
NonAuthoritativeInformation = 203
NoContent = 204
ResetContent = 205
PartialContent = 206
MultiStatus = 207
AlreadyReported = 208
IMUsed = 226
MultipleChoices = 300
MovedPermanently = 301
Found = 302
SeeOther = 303
NotModified = 304
UseProxy = 305
TemporaryRedirect = 307
PermanentRedirect = 308
BadRequest = 400
Unauthorized = 401
PaymentRequired = 402
Forbidden = 403
NotFound = 404
MethodNotAllowed = 405
NotAcceptable = 406
ProxyAuthenticationRequired = 407
RequestTimeout = 408
Conflict = 409
Gone = 410
LengthRequired = 411
PreconditionFailed = 412
PayloadTooLarge = 413
URITooLong = 414
UnsupportedMediaType = 415
RangeNotSatisfiable = 416
ExpectationFailed = 417
MisdirectedRequest = 421
UnprocessableEntity = 422
Locked = 423
FailedDependency = 424
UpgradeRequired = 426
PreconditionRequired = 428
TooManyRequests = 429
RequestHeaderFieldsTooLarge = 431
InternalServerError = 500
NotImplemented = 501
BadGateway = 502
ServiceUnavailable = 503
GatewayTimeout = 504
HTTPVersionNotSupported = 505
VariantAlsoNegotiates = 506
InsufficientStorage = 507
LoopDetected = 508
NotExtended = 510
NetworkAuthenticationRequired = 511
PlaceHolder = "-"
)
type RequestHeader struct {
*fasthttp.RequestHeader
}
// Get value of key
func (h RequestHeader) Get(key string) (string, bool) {
if result := h.Peek(key); result != nil {
return string(result), true
}
return "", false
}
// Set key-value pair in header map, the previous pair will be replaced if exists
//
// Due to the fact that fasthttp's implementation doesn't have
//correct semantic for Set("key", "") and Peek("key") at the
// first time of usage. We need another way for compensate.
//
// The problem is caused by the func initHeaderKV,
//if the original kv.value is nil, ant input value is also nil,
// then the final kv.value remains nil.
//
// kv.value = append(kv.value[:0], value...)
//
// fasthttp do has the kv entry, but kv.value is nil, so Peek("key") return nil. But we want "" instead.
func (h RequestHeader) Set(key string, value string) {
if value == "" {
// Set a placeholder first, so that RequestHeader can get this value after setting an empty value.
h.RequestHeader.Set(key, PlaceHolder)
}
h.RequestHeader.Set(key, value)
}
// Add value for given key.
// Multiple headers with the same key may be added with this function.
// Use Set for setting a single header for the given key.
func (h RequestHeader) Add(key, value string) {
h.RequestHeader.Add(key, value)
}
// Del delete pair of specified key
func (h RequestHeader) Del(key string) {
h.RequestHeader.Del(key)
}
// Range calls f sequentially for each key and value present in the map.
// If f returns false, range stops the iteration.
func (h RequestHeader) Range(f func(key, value string) bool) {
stopped := false
h.VisitAll(func(key, value []byte) {
if stopped {
return
}
stopped = !f(string(key), string(value))
})
}
func (h RequestHeader) Clone() api.HeaderMap {
cpy := &fasthttp.RequestHeader{}
h.CopyTo(cpy)
return RequestHeader{cpy}
}
func (h RequestHeader) ByteSize() (size uint64) {
h.VisitAll(func(key, value []byte) {
size += uint64(len(key) + len(value))
})
return size
}
type ResponseHeader struct {
*fasthttp.ResponseHeader
}
// Get value of key
func (h ResponseHeader) Get(key string) (string, bool) {
if result := h.Peek(key); result != nil {
return string(result), true
}
return "", false
}
// Set key-value pair in header map, the previous pair will be replaced if exists
//
// Due to the fact that fasthttp's implementation doesn't have correct semantic for
//Set("key", "") and Peek("key") at the
// first time of usage. We need another way for compensate.
//
// The problem is caused by the func initHeaderKV, if the original kv.value is nil, ant input value is also nil,
// then the final kv.value remains nil.
//
// kv.value = append(kv.value[:0], value...)
//
// fasthttp do has the kv entry, but kv.value is nil, so Peek("key") return nil. But we want "" instead.
func (h ResponseHeader) Set(key string, value string) {
if value == "" {
// Set a placeholder first, so that ResponseHeader can get this value after setting an empty value.
h.ResponseHeader.Set(key, PlaceHolder)
}
h.ResponseHeader.Set(key, value)
}
// Add value for given key.
// Multiple headers with the same key may be added with this function.
// Use Set for setting a single header for the given key.
func (h ResponseHeader) Add(key, value string) {
h.ResponseHeader.Add(key, value)
}
// Del delete pair of specified key
func (h ResponseHeader) Del(key string) {
h.ResponseHeader.Del(key)
}
// Range calls f sequentially for each key and value present in the map.
// If f returns false, range stops the iteration.
func (h ResponseHeader) Range(f func(key, value string) bool) {
stopped := false
h.VisitAll(func(key, value []byte) {
if stopped {
return
}
stopped = !f(string(key), string(value))
})
}
func (h ResponseHeader) Clone() api.HeaderMap {
cpy := &fasthttp.ResponseHeader{}
h.CopyTo(cpy)
return ResponseHeader{cpy}
}
func (h ResponseHeader) ByteSize() (size uint64) {
h.VisitAll(func(key, value []byte) {
size += uint64(len(key) + len(value))
})
return size
}