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ssh/tailssh: pass window size pixels in IoctlSetWinsize events

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Fixes #13669

Change-Id: Id44cfbb83183f1bbcbdc38c29238287b9d288707
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2024-10-03 09:05:29 -07:00 committed by Brad Fitzpatrick
parent 58c6bc2991
commit dc60c8d786
1 changed files with 4 additions and 2 deletions
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6
ssh/tailssh/incubator.go
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@ -792,8 +792,10 @@ func (ss *sshSession) launchProcess() error {
func resizeWindow(fd int, winCh <-chan ssh.Window) { func resizeWindow(fd int, winCh <-chan ssh.Window) {
for win := range winCh { for win := range winCh {
unix.IoctlSetWinsize(fd, syscall.TIOCSWINSZ, &unix.Winsize{ unix.IoctlSetWinsize(fd, syscall.TIOCSWINSZ, &unix.Winsize{
Row: uint16(win.Height), Row: uint16(win.Height),
Col: uint16(win.Width), Col: uint16(win.Width),
Xpixel: uint16(win.WidthPixels),
Ypixel: uint16(win.HeightPixels),
}) })
} }
} }