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feat: implement apiToken failover mechanism (#1256)

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This commit is contained in:
Se7en
2024-11-16 19:03:09 +08:00
committed by GitHub
parent f2a5df3949
commit d24123a55f
33 changed files with 1558 additions and 1231 deletions
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48
plugins/wasm-go/extensions/ai-proxy/provider/zhipuai.go
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@@ -2,11 +2,11 @@ package provider
import (
"errors"
"fmt"
"net/http"
"strings"
"github.com/alibaba/higress/plugins/wasm-go/extensions/ai-proxy/util"
"github.com/alibaba/higress/plugins/wasm-go/pkg/wrapper"
"github.com/higress-group/proxy-wasm-go-sdk/proxywasm"
"github.com/higress-group/proxy-wasm-go-sdk/proxywasm/types"
)
@@ -44,10 +44,7 @@ func (m *zhipuAiProvider) OnRequestHeaders(ctx wrapper.HttpContext, apiName ApiN
if apiName != ApiNameChatCompletion {
return types.ActionContinue, errUnsupportedApiName
}
_ = util.OverwriteRequestPath(zhipuAiChatCompletionPath)
_ = util.OverwriteRequestHost(zhipuAiDomain)
_ = util.OverwriteRequestAuthorization("Bearer " + m.config.GetRandomToken())
_ = proxywasm.RemoveHttpRequestHeader("Content-Length")
m.config.handleRequestHeaders(m, ctx, apiName, log)
return types.ActionContinue, nil
}
@@ -55,28 +52,19 @@ func (m *zhipuAiProvider) OnRequestBody(ctx wrapper.HttpContext, apiName ApiName
if apiName != ApiNameChatCompletion {
return types.ActionContinue, errUnsupportedApiName
}
if m.contextCache == nil {
return types.ActionContinue, nil
}
request := &chatCompletionRequest{}
if err := decodeChatCompletionRequest(body, request); err != nil {
return types.ActionContinue, err
}
err := m.contextCache.GetContent(func(content string, err error) {
defer func() {
_ = proxywasm.ResumeHttpRequest()
}()
if err != nil {
log.Errorf("failed to load context file: %v", err)
_ = util.SendResponse(500, "ai-proxy.zhihupai.load_ctx_failed", util.MimeTypeTextPlain, fmt.Sprintf("failed to load context file: %v", err))
}
insertContextMessage(request, content)
if err := replaceJsonRequestBody(request, log); err != nil {
_ = util.SendResponse(500, "ai-proxy.zhihupai.insert_ctx_failed", util.MimeTypeTextPlain, fmt.Sprintf("failed to replace request body: %v", err))
}
}, log)
if err == nil {
return types.ActionPause, nil
}
return types.ActionContinue, err
return m.config.handleRequestBody(m, m.contextCache, ctx, apiName, body, log)
}
func (m *zhipuAiProvider) TransformRequestHeaders(ctx wrapper.HttpContext, apiName ApiName, headers http.Header, log wrapper.Log) {
util.OverwriteRequestPathHeader(headers, zhipuAiChatCompletionPath)
util.OverwriteRequestHostHeader(headers, zhipuAiDomain)
util.OverwriteRequestAuthorizationHeader(headers, "Bearer "+m.config.GetApiTokenInUse(ctx))
headers.Del("Content-Length")
}
func (m *zhipuAiProvider) GetApiName(path string) ApiName {
if strings.Contains(path, zhipuAiChatCompletionPath) {
return ApiNameChatCompletion
}
return ""
}