mirror of
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e000458bb1
* Add --go-module-name flag to support generating code for go modules * Rename echo example folder * Grammar * Update readme for go-echo example * Update readme for go-echo example * Re-enable go modules after test is done
63 lines
1.2 KiB
Go
63 lines
1.2 KiB
Go
package main
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"net/http"
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"echo/hero"
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"echo/net"
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flatbuffers "github.com/google/flatbuffers/go"
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)
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func RequestBody() *bytes.Reader {
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b := flatbuffers.NewBuilder(0)
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r := net.RequestT{Player: &hero.WarriorT{Name: "Krull", Hp: 100}}
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b.Finish(r.Pack(b))
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// Encode builder head in last 4 bytes of request body
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buf := make([]byte, 4)
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flatbuffers.WriteUOffsetT(buf, b.Head())
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buf = append(b.Bytes, buf...)
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return bytes.NewReader(buf)
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}
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func ReadResponse(r *http.Response) {
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body, err := ioutil.ReadAll(r.Body)
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if err != nil {
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fmt.Printf("Unable to read request body: %v\n", err)
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return
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}
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// Last 4 bytes is offset.
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off := flatbuffers.GetUOffsetT(body[len(body)-4:])
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buf := body[:len(body) - 4]
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res := net.GetRootAsResponse(buf, off)
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player := res.Player(nil)
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fmt.Printf("Got response (name: %v, hp: %v)\n", string(player.Name()), player.Hp())
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}
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func main() {
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body := RequestBody()
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req, err := http.NewRequest("POST", "http://localhost:8080/echo", body)
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if err != nil {
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fmt.Println(err)
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return
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}
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client := http.DefaultClient
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resp, err := client.Do(req)
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if err != nil {
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fmt.Println(err)
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return
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}
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ReadResponse(resp)
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}
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