VOL-381 add unum container to support ONOS cluster formation under swarm
Change-Id: Ic260edda19bb199ed040f05164ab605f28c919d0
diff --git a/unum/vendor/github.com/Sirupsen/logrus/terminal_windows.go b/unum/vendor/github.com/Sirupsen/logrus/terminal_windows.go
new file mode 100644
index 0000000..7a33630
--- /dev/null
+++ b/unum/vendor/github.com/Sirupsen/logrus/terminal_windows.go
@@ -0,0 +1,82 @@
+// Based on ssh/terminal:
+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build windows,!appengine
+
+package logrus
+
+import (
+ "bytes"
+ "errors"
+ "io"
+ "os"
+ "os/exec"
+ "strconv"
+ "strings"
+ "syscall"
+ "unsafe"
+)
+
+var kernel32 = syscall.NewLazyDLL("kernel32.dll")
+
+var (
+ procGetConsoleMode = kernel32.NewProc("GetConsoleMode")
+ procSetConsoleMode = kernel32.NewProc("SetConsoleMode")
+)
+
+const (
+ enableProcessedOutput = 0x0001
+ enableWrapAtEolOutput = 0x0002
+ enableVirtualTerminalProcessing = 0x0004
+)
+
+func getVersion() (float64, error) {
+ stdout, stderr := &bytes.Buffer{}, &bytes.Buffer{}
+ cmd := exec.Command("cmd", "ver")
+ cmd.Stdout = stdout
+ cmd.Stderr = stderr
+ err := cmd.Run()
+ if err != nil {
+ return -1, err
+ }
+
+ // The output should be like "Microsoft Windows [Version XX.X.XXXXXX]"
+ version := strings.Replace(stdout.String(), "\n", "", -1)
+ version = strings.Replace(version, "\r\n", "", -1)
+
+ x1 := strings.Index(version, "[Version")
+
+ if x1 == -1 || strings.Index(version, "]") == -1 {
+ return -1, errors.New("Can't determine Windows version")
+ }
+
+ return strconv.ParseFloat(version[x1+9:x1+13], 64)
+}
+
+func init() {
+ ver, err := getVersion()
+ if err != nil {
+ return
+ }
+
+ // Activate Virtual Processing for Windows CMD
+ // Info: https://msdn.microsoft.com/en-us/library/windows/desktop/ms686033(v=vs.85).aspx
+ if ver >= 10 {
+ handle := syscall.Handle(os.Stderr.Fd())
+ procSetConsoleMode.Call(uintptr(handle), enableProcessedOutput|enableWrapAtEolOutput|enableVirtualTerminalProcessing)
+ }
+}
+
+// IsTerminal returns true if stderr's file descriptor is a terminal.
+func IsTerminal(f io.Writer) bool {
+ switch v := f.(type) {
+ case *os.File:
+ var st uint32
+ r, _, e := syscall.Syscall(procGetConsoleMode.Addr(), 2, uintptr(v.Fd()), uintptr(unsafe.Pointer(&st)), 0)
+ return r != 0 && e == 0
+ default:
+ return false
+ }
+}