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50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
package handler
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import (
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"context"
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"fmt"
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"net/http"
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"os"
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"time"
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"zero/core/executors"
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"zero/core/logx"
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"zero/example/graceful/etcd/api/svc"
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"zero/example/graceful/etcd/api/types"
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"zero/example/graceful/etcd/rpc/graceful"
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"zero/rest/httpx"
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)
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func gracefulHandler(ctx *svc.ServiceContext) http.HandlerFunc {
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logger := executors.NewLessExecutor(time.Second)
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return func(w http.ResponseWriter, r *http.Request) {
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var resp types.Response
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conn, ok := ctx.Client.Next()
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if !ok {
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http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
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return
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}
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host, err := os.Hostname()
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if err != nil {
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http.Error(w, http.StatusText(http.StatusNotImplemented), http.StatusNotImplemented)
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return
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}
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client := graceful.NewGraceServiceClient(conn)
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rp, err := client.Grace(context.Background(), &graceful.Request{From: host})
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if err != nil {
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logx.Error(err)
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http.Error(w, http.StatusText(http.StatusBadGateway), http.StatusBadGateway)
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return
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}
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resp.Host = rp.Host
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logger.DoOrDiscard(func() {
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fmt.Printf("%s from host: %s\n", time.Now().Format("15:04:05"), rp.Host)
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})
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httpx.OkJson(w, resp)
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}
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}
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