follow Standard Go Project Layout

https://github.com/golang-standards/project-layout

Now you can see clearly what are private and public library code.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>

1 files changed, 106 insertions, 0 deletions

diff --git a/pkg/server/sockopt_linux_test.go b/pkg/server/sockopt_linux_test.go
new file mode 100644
index 00000000..a08e7fc7
--- /dev/null
+++ b/pkg/server/sockopt_linux_test.go
@@ -0,0 +1,106 @@
+// Copyright (C) 2016 Nippon Telegraph and Telephone Corporation.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+// implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// +build linux
+
+package server
+
+import (
+	"bytes"
+	"fmt"
+	"net"
+	"os"
+	"syscall"
+	"testing"
+	"time"
+	"unsafe"
+)
+
+func Test_buildTcpMD5Sig(t *testing.T) {
+	s, _ := buildTcpMD5Sig("1.2.3.4", "hello")
+
+	if unsafe.Sizeof(s) != 216 {
+		t.Error("TCPM5Sig struct size is wrong", unsafe.Sizeof(s))
+	}
+
+	buf1 := make([]uint8, 216)
+	p := unsafe.Pointer(&s)
+	for i := uintptr(0); i < 216; i++ {
+		buf1[i] = *(*byte)(unsafe.Pointer(uintptr(p) + i))
+	}
+
+	buf2 := []uint8{2, 0, 0, 0, 1, 2, 3, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 104, 101, 108, 108, 111, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+
+	if bytes.Equal(buf1, buf2) {
+		t.Log("OK")
+	} else {
+		t.Error("Something wrong v4")
+	}
+}
+
+func Test_buildTcpMD5Sigv6(t *testing.T) {
+	s, _ := buildTcpMD5Sig("fe80::4850:31ff:fe01:fc55", "helloworld")
+
+	buf1 := make([]uint8, 216)
+	p := unsafe.Pointer(&s)
+	for i := uintptr(0); i < 216; i++ {
+		buf1[i] = *(*byte)(unsafe.Pointer(uintptr(p) + i))
+	}
+
+	buf2 := []uint8{10, 0, 0, 0, 0, 0, 0, 0, 254, 128, 0, 0, 0, 0, 0, 0, 72, 80, 49, 255, 254, 1, 252, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0, 104, 101, 108, 108, 111, 119, 111, 114, 108, 100, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+
+	buf2[0] = syscall.AF_INET6
+
+	if bytes.Equal(buf1, buf2) {
+		t.Log("OK")
+	} else {
+		t.Error("Something wrong v6")
+	}
+}
+
+func Test_DialTCP_FDleak(t *testing.T) {
+	openFds := func() int {
+		pid := os.Getpid()
+		f, err := os.OpenFile(fmt.Sprintf("/proc/%d/fdinfo", pid), os.O_RDONLY, 0)
+		if err != nil {
+			t.Fatal(err)
+		}
+		defer f.Close()
+		names, err := f.Readdirnames(0)
+		if err != nil {
+			t.Fatal(err)
+		}
+		return len(names)
+	}
+
+	before := openFds()
+
+	for i := 0; i < 10; i++ {
+		laddr, _ := net.ResolveTCPAddr("tcp", net.JoinHostPort("127.0.0.1", "0"))
+		d := TCPDialer{
+			Dialer: net.Dialer{
+				LocalAddr: laddr,
+				Timeout:   1 * time.Second,
+			},
+		}
+		if _, err := d.DialTCP("127.0.0.1", 1); err == nil {
+			t.Fatalf("should not succeed")
+		}
+
+	}
+
+	if after := openFds(); before != after {
+		t.Fatalf("could be fd leak, %d %d", before, after)
+	}
+}