Fix 'exec' builds on windows

cmd/exec.go

@@ -7,8 +7,6 @@ import (
     "github.com/spf13/cobra"
     "io"
     "os"
-    "os/signal"
-    "syscall"
 
     "k8s.io/client-go/kubernetes/scheme"
     "k8s.io/client-go/tools/remotecommand"
@@ -76,20 +74,6 @@ func (t *terminalSizeQueue) Next() *remotecommand.TerminalSize {
     return &size
 }
 
-func monitorTerminalResize(sizeQueue chan remotecommand.TerminalSize) {
-    ch := make(chan os.Signal, 1)
-    signal.Notify(ch, syscall.SIGWINCH)
-    defer signal.Stop(ch)
-
-    for range ch {
-        if width, height, err := term.GetSize(int(os.Stdin.Fd())); err == nil {
-            sizeQueue <- remotecommand.TerminalSize{
-                Width: uint16(width), Height: uint16(height),
-            }
-        }
-    }
-}
-
 func (sv *dshCmd) execPod(
     kcontext string, namespace string, ds string, nodeName string,
     container string, stdin bool, tty bool, cmd []string,

cmd/resize_unix.go

@@ -0,0 +1,26 @@
+// +build !windows
+
+package cmd
+
+import (
+    "os"
+    "os/signal"
+    "syscall"
+
+    "golang.org/x/term"
+    "k8s.io/client-go/tools/remotecommand"
+)
+
+func monitorTerminalResize(sizeQueue chan remotecommand.TerminalSize) {
+    ch := make(chan os.Signal, 1)
+    signal.Notify(ch, syscall.SIGWINCH)
+    defer signal.Stop(ch)
+
+    for range ch {
+        if width, height, err := term.GetSize(int(os.Stdin.Fd())); err == nil {
+            sizeQueue <- remotecommand.TerminalSize{
+                Width: uint16(width), Height: uint16(height),
+            }
+        }
+    }
+}

cmd/resize_windows.go

@@ -0,0 +1,11 @@
+// +build windows
+
+package cmd
+
+import (
+    "k8s.io/client-go/tools/remotecommand"
+)
+
+func monitorTerminalResize(sizeQueue chan remotecommand.TerminalSize) {
+    // no idea what to do for windows, so we'll ignore it for now
+}