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116 lines
3.2 KiB
Go
116 lines
3.2 KiB
Go
/*
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* Copyright 2025 CloudWeGo Authors
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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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*/
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package main
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import (
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"context"
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"fmt"
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"log"
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"os"
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"time"
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"github.com/cloudwego/eino-ext/devops"
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"github.com/cloudwego/hertz/pkg/app"
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"github.com/cloudwego/hertz/pkg/app/server"
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"github.com/hertz-contrib/obs-opentelemetry/provider"
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hertztracing "github.com/hertz-contrib/obs-opentelemetry/tracing"
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"go.opentelemetry.io/otel/attribute"
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"github.com/cloudwego/eino-examples/quickstart/eino_assistant/cmd/einoagent/agent"
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"github.com/cloudwego/eino-examples/quickstart/eino_assistant/cmd/einoagent/task"
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"github.com/cloudwego/eino-examples/quickstart/eino_assistant/pkg/env"
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)
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func init() {
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if os.Getenv("EINO_DEBUG") != "false" {
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err := devops.Init(context.Background())
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if err != nil {
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log.Printf("[eino dev] init failed, err=%v", err)
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}
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}
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// check some essential envs
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env.MustHasEnvs("ARK_CHAT_MODEL", "ARK_EMBEDDING_MODEL", "ARK_API_KEY")
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}
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func main() {
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// 获取端口
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port := os.Getenv("PORT")
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if port == "" {
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port = "8080"
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}
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// 创建 Hertz 服务器
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h := server.Default(server.WithHostPorts(":" + port))
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h.Use(LogMiddleware())
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if os.Getenv("APMPLUS_APP_KEY") != "" {
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region := os.Getenv("APMPLUS_REGION")
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if region == "" {
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region = "cn-beijing"
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}
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_ = provider.NewOpenTelemetryProvider(
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provider.WithServiceName("eino-assistant"),
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provider.WithExportEndpoint(fmt.Sprintf("apmplus-%s.volces.com:4317", region)),
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provider.WithInsecure(),
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provider.WithHeaders(map[string]string{"X-ByteAPM-AppKey": os.Getenv("APMPLUS_APP_KEY")}),
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provider.WithResourceAttribute(attribute.String("apmplus.business_type", "llm")),
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)
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tracer, cfg := hertztracing.NewServerTracer()
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h = server.Default(server.WithHostPorts(":"+port), tracer)
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h.Use(LogMiddleware(), hertztracing.ServerMiddleware(cfg))
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}
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// 注册 task 路由组
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taskGroup := h.Group("/task")
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if err := task.BindRoutes(taskGroup); err != nil {
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log.Fatal("failed to bind task routes:", err)
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}
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// 注册 agent 路由组
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agentGroup := h.Group("/agent")
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if err := agent.BindRoutes(agentGroup); err != nil {
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log.Fatal("failed to bind agent routes:", err)
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}
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// Redirect root path to /agent
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h.GET("/", func(ctx context.Context, c *app.RequestContext) {
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c.Redirect(302, []byte("/agent"))
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})
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// 启动服务器
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h.Spin()
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}
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// LogMiddleware 记录 HTTP 请求日志
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func LogMiddleware() app.HandlerFunc {
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return func(ctx context.Context, c *app.RequestContext) {
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start := time.Now()
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path := string(c.Request.URI().Path())
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method := string(c.Request.Method())
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// 处理请求
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c.Next(ctx)
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// 记录请求信息
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latency := time.Since(start)
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statusCode := c.Response.StatusCode()
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log.Printf("[HTTP] %s %s %d %v\n", method, path, statusCode, latency)
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}
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}
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