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|
package ssh
import (
"bytes"
"context"
"io"
"testing"
"time"
)
func TestAddHostKey(t *testing.T) {
s := Server{}
signer, err := generateSigner()
if err != nil {
t.Fatal(err)
}
s.AddHostKey(signer)
if len(s.HostSigners) != 1 {
t.Fatal("Key was not properly added")
}
signer, err = generateSigner()
if err != nil {
t.Fatal(err)
}
s.AddHostKey(signer)
if len(s.HostSigners) != 1 {
t.Fatal("Key was not properly replaced")
}
}
func TestServerShutdown(t *testing.T) {
l := newLocalListener()
testBytes := []byte("Hello world\n")
s := &Server{
Handler: func(s Session) {
s.Write(testBytes)
time.Sleep(50 * time.Millisecond)
},
}
go func() {
err := s.Serve(l)
if err != nil && err != ErrServerClosed {
t.Fatal(err)
}
}()
sessDone := make(chan struct{})
sess, _, cleanup := newClientSession(t, l.Addr().String(), nil)
go func() {
defer cleanup()
defer close(sessDone)
var stdout bytes.Buffer
sess.Stdout = &stdout
if err := sess.Run(""); err != nil {
t.Fatal(err)
}
if !bytes.Equal(stdout.Bytes(), testBytes) {
t.Fatalf("expected = %s; got %s", testBytes, stdout.Bytes())
}
}()
srvDone := make(chan struct{})
go func() {
defer close(srvDone)
err := s.Shutdown(context.Background())
if err != nil {
t.Fatal(err)
}
}()
timeout := time.After(2 * time.Second)
select {
case <-timeout:
t.Fatal("timeout")
return
case <-srvDone:
// TODO: add timeout for sessDone
<-sessDone
return
}
}
func TestServerClose(t *testing.T) {
l := newLocalListener()
s := &Server{
Handler: func(s Session) {
time.Sleep(5 * time.Second)
},
}
go func() {
err := s.Serve(l)
if err != nil && err != ErrServerClosed {
t.Fatal(err)
}
}()
clientDoneChan := make(chan struct{})
closeDoneChan := make(chan struct{})
sess, _, cleanup := newClientSession(t, l.Addr().String(), nil)
go func() {
defer cleanup()
defer close(clientDoneChan)
<-closeDoneChan
if err := sess.Run(""); err != nil && err != io.EOF {
t.Fatal(err)
}
}()
go func() {
err := s.Close()
if err != nil {
t.Fatal(err)
}
close(closeDoneChan)
}()
timeout := time.After(100 * time.Millisecond)
select {
case <-timeout:
t.Error("timeout")
return
case <-s.getDoneChan():
<-clientDoneChan
return
}
}
|
