linux - expect for non-interactive sessions -

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i'm using docker container. need send bash commands container through expect script dont want console opened.

#!/usr/bin/expect set cont_name [lindex $argv 0]; spawn docker attach vont1 send "netconfd&\n" interact

the problem need achieve without opening console.if remove interact i'm not able send commands container. there way send commands container(bash shell) without interact should executed in background.


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