97 lines
1.5 KiB
Go
97 lines
1.5 KiB
Go
package rpc
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import (
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"fmt"
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"net"
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"testing"
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"github.com/hashicorp/yamux"
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)
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func TestMuxBroker(t *testing.T) {
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c, s := testYamux(t)
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defer c.Close()
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defer s.Close()
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bc := newMuxBroker(c)
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bs := newMuxBroker(s)
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go bc.Run()
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go bs.Run()
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errChan := make(chan error, 1)
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go func() {
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defer close(errChan)
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c, err := bc.Dial(5)
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if err != nil {
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errChan <- fmt.Errorf("err dialing: %s", err.Error())
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return
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}
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if _, err := c.Write([]byte{42}); err != nil {
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errChan <- fmt.Errorf("err writing: %s", err.Error())
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}
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}()
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client, err := bs.Accept(5)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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var data [1]byte
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if _, err := client.Read(data[:]); err != nil {
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t.Fatalf("err: %s", err)
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}
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if data[0] != 42 {
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t.Fatalf("bad: %d", data[0])
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}
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for err := range errChan {
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if err != nil {
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t.Fatalf(err.Error())
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}
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}
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}
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func testYamux(t *testing.T) (client *yamux.Session, server *yamux.Session) {
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l, err := net.Listen("tcp", "127.0.0.1:0")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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// Server side
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errChan := make(chan error)
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go func() {
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defer close(errChan)
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conn, err := l.Accept()
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l.Close()
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if err != nil {
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errChan <- err
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return
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}
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server, err = yamux.Server(conn, nil)
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if err != nil {
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errChan <- err
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}
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}()
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// Client side
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conn, err := net.Dial("tcp", l.Addr().String())
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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client, err = yamux.Client(conn, nil)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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// Wait for the server
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err = <-errChan
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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return
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}
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