mirror of
https://github.com/alibaba/higress.git
synced 2026-02-21 22:40:59 +08:00
103 lines
2.8 KiB
Go
103 lines
2.8 KiB
Go
// Copyright (c) 2022 Alibaba Group Holding Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package wrapper
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import (
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"strconv"
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"strings"
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"github.com/higress-group/proxy-wasm-go-sdk/proxywasm"
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)
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func GetRequestScheme() string {
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scheme, err := proxywasm.GetHttpRequestHeader(":scheme")
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if err != nil {
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proxywasm.LogErrorf("get request scheme failed: %v", err)
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return ""
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}
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return scheme
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}
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func GetRequestHost() string {
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host, err := proxywasm.GetHttpRequestHeader(":authority")
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if err != nil {
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proxywasm.LogErrorf("get request host failed: %v", err)
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return ""
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}
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return host
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}
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func GetRequestPath() string {
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path, err := proxywasm.GetHttpRequestHeader(":path")
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if err != nil {
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proxywasm.LogErrorf("get request path failed: %v", err)
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return ""
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}
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return path
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}
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func GetRequestMethod() string {
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method, err := proxywasm.GetHttpRequestHeader(":method")
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if err != nil {
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proxywasm.LogErrorf("get request method failed: %v", err)
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return ""
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}
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return method
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}
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func IsBinaryRequestBody() bool {
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contentType, _ := proxywasm.GetHttpRequestHeader("content-type")
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if strings.Contains(contentType, "octet-stream") ||
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strings.Contains(contentType, "grpc") {
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return true
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}
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encoding, _ := proxywasm.GetHttpRequestHeader("content-encoding")
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if encoding != "" {
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return true
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}
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return false
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}
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func IsBinaryResponseBody() bool {
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contentType, _ := proxywasm.GetHttpResponseHeader("content-type")
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if strings.Contains(contentType, "octet-stream") ||
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strings.Contains(contentType, "grpc") {
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return true
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}
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encoding, _ := proxywasm.GetHttpResponseHeader("content-encoding")
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if encoding != "" {
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return true
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}
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return false
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}
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func HasRequestBody() bool {
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contentTypeStr, _ := proxywasm.GetHttpRequestHeader("content-type")
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contentLengthStr, _ := proxywasm.GetHttpRequestHeader("content-length")
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transferEncodingStr, _ := proxywasm.GetHttpRequestHeader("transfer-encoding")
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proxywasm.LogDebugf("check has request body: contentType:%s, contentLengthStr:%s, transferEncodingStr:%s",
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contentTypeStr, contentLengthStr, transferEncodingStr)
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if contentTypeStr != "" {
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return true
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}
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if contentLengthStr != "" {
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contentLength, err := strconv.Atoi(contentLengthStr)
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if err == nil && contentLength > 0 {
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return true
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}
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}
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return strings.Contains(transferEncodingStr, "chunked")
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}
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