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/*
* Copyright (c) 2022. Nydus Developers. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*/
package supervisor
import (
"net"
"os"
"reflect"
"testing"
"time"
"github.com/stretchr/testify/assert"
"golang.org/x/sys/unix"
)
func TestSupervisor(t *testing.T) {
rootDir, err1 := os.MkdirTemp("", "supervisor")
assert.Nil(t, err1)
t.Cleanup(func() {
os.RemoveAll(rootDir)
})
supervisorSet, err := NewSupervisorSet(rootDir)
assert.Nil(t, err, "%v", err)
su1 := supervisorSet.NewSupervisor("su1")
assert.NotNil(t, su1)
_, err = su1.waitStatesTimeout(2 * time.Second)
assert.Nil(t, err, "%v", err)
sock := su1.Sock()
addr, err := net.ResolveUnixAddr("unix", sock)
assert.Nil(t, err)
conn, err := net.DialUnix("unix", nil, addr)
assert.Nil(t, err, "%v", err)
sentData := []byte("abcde")
sentLen, err := conn.Write(sentData)
assert.Nil(t, err)
conn.Close()
// FIXME: Delay for some time until states are stored
time.Sleep(500 * time.Millisecond)
// Must set length not only capacity
receivedData := make([]byte, 16, 32)
oob := make([]byte, 16, 32)
err = su1.SendStatesTimeout(0)
assert.Nil(t, err, "%v", err)
conn1, err := net.DialUnix("unix", nil, addr)
assert.Nil(t, err, "%v", err)
f, _ := conn1.File()
//nolint:dogsled
receivedLen, _, _, _, err := unix.Recvmsg(int(f.Fd()), receivedData, oob, 0)
assert.Nil(t, err)
assert.Equal(t, sentLen, receivedLen)
assert.True(t, reflect.DeepEqual(receivedData[:receivedLen], sentData), "%v", receivedData)
}
func TestSupervisorTimeout(t *testing.T) {
rootDir, err1 := os.MkdirTemp("", "supervisor")
assert.Nil(t, err1)
t.Cleanup(func() {
os.RemoveAll(rootDir)
})
supervisorSet, err := NewSupervisorSet(rootDir)
assert.Nil(t, err, "%v", err)
su1 := supervisorSet.NewSupervisor("su1")
assert.NotNil(t, su1)
err = su1.SendStatesTimeout(10 * time.Millisecond)
assert.Nil(t, err, "%v", err)
sock := su1.Sock()
time.Sleep(200 * time.Millisecond)
addr, err := net.ResolveUnixAddr("unix", sock)
assert.Nil(t, err)
_, err = net.DialUnix("unix", nil, addr)
assert.NotNil(t, err, "%v", err)
}
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