Method testShareNSMode

e2e/instance/instance.go:432–481

testShareNSMopde will test --sharens flag

(t *testing.T)

// testShareNSMopde will test --sharens flag
func (c *ctx) testShareNSMode(t *testing.T) {
	dir, err := os.MkdirTemp(c.env.TestDir, "InstanceShareNS")
	if err != nil {
		t.Fatalf("Failed to create temporary directory: %v", err)
	}
	defer os.RemoveAll(dir)

	file := fmt.Sprintf("%s/file", dir)
	f, err := os.Create(file)
	if err != nil {
		t.Fatalf("failed to create file, this is unexpected, err: %v", err)
	}
	f.Close()

	insNumber := 2
	for i := 0; i < insNumber; i++ {
		go c.env.RunApptainer(
			t,
			e2e.WithProfile(c.profile),
			e2e.WithCommand("exec"),
			e2e.WithArgs("--bind", fmt.Sprintf("%s:/canary/file", file), "--sharens", c.env.ImagePath, "sh", "-c", "echo 0 >> /canary/file; sleep 1"),
			e2e.ExpectExit(0),
		)
	}

	// waiting enough time for the file written
	time.Sleep(2 * time.Second)

	f, err = os.Open(file)
	if err != nil {
		t.Fatalf("failed to open file: %v, this is unexpected", err)
	}
	defer f.Close()

	scanner := bufio.NewScanner(f)
	scanner.Split(bufio.ScanLines)

	var count int
	for scanner.Scan() {
		count++
	}

	if err := scanner.Err(); err != nil {
		t.Fatalf("having issue while scanning file: %s, err: %v", file, err)
	}

	if count != insNumber {
		t.Fatalf("should have %d lines, but actually is %d", insNumber, count)
	}
}

// Test that custom auth file authentication works with instance start
func (c *ctx) testInstanceAuthFile(t *testing.T) {