pod: fix the issue of missing execId for resize container tty

lifupan · lifupan · commit 1ce4312db870 · 2018-07-10T16:02:57.000+08:00
Signed-off-by: fupan &lt;lifupan@gmail.com&gt;
diff --git a/daemon/pod/pod.go b/daemon/pod/pod.go
@@ -499,6 +499,13 @@ func (p *XPod) TtyResize(cid, execId string, h, w int) error {
 		p.Log(ERROR, err)
 		return err
 	}
+
+	//if doesn't specify the execId, it means to ttyresize the container's
+	//tty, thus the execId is the same with the container id for Kata container.
+	if execId == "" {
+		execId = cid
+	}
+
 	return p.sandbox.WinsizeProcess(cid, execId, uint32(h), uint32(w))
 }
 

Original file line number	Diff line number	Diff line change
`@@ -499,6 +499,13 @@ func (p *XPod) TtyResize(cid, execId string, h, w int) error {`
`499`	`499`	`p.Log(ERROR, err)`
`500`	`500`	`return err`
`501`	`501`	`}`
	`502`	`+`
	`503`	`+ //if doesn't specify the execId, it means to ttyresize the container's`
	`504`	`+ //tty, thus the execId is the same with the container id for Kata container.`
	`505`	`+ if execId == "" {`
	`506`	`+ execId = cid`
	`507`	`+ }`
	`508`	`+`
`502`	`509`	`return p.sandbox.WinsizeProcess(cid, execId, uint32(h), uint32(w))`
`503`	`510`	`}`
`504`	`511`