Conversation
jarkko

Jarkko Sakkinen

Edited 7 months ago

For using #QEMU in #CI generating ephemeral #SSH key pair is one option but after playing for a while with that option I realised that you can create named pipes:

mkfifo tty.{in,out}

And then pass -serial pipe:tty to QEMU. After this commands can be emitted to tty.in and the output can be read from tty.out.

I think this a quite good strategy when having to orchestrate headless QEMU instances without any high-level infrastructure, such as libvirt.

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jarkko

Jarkko Sakkinen

Reply to @jarkko
I actually ended up putting both serial and monitor as sockets along the lines of:
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