b6c4f8456f
Ask qubesd for admin.vm.Console call. This allows to intercept it with admin-permission event. While at it, extract tty path extraction to python, where libvirt domain object is already available. Fixes QubesOS/qubes-issues#5030
24 lignes
714 B
Bash
Fichiers exécutables
24 lignes
714 B
Bash
Fichiers exécutables
#!/bin/bash
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lock="/var/run/qubes/$QREXEC_REQUESTED_TARGET.terminal.lock"
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# use temporary file, because env variables deal poorly with \0 inside
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tmpfile=$(mktemp)
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trap "rm -f $tmpfile" EXIT
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qubesd-query -e \
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"$QREXEC_REMOTE_DOMAIN" \
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"admin.vm.Console" \
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"$QREXEC_REQUESTED_TARGET" \
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"$1" >$tmpfile
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# exit if qubesd returned an error (not '0\0')
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if [ "$(head -c 2 $tmpfile | xxd -p)" != "3000" ]; then
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cat "$tmpfile"
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exit 1
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fi
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path=$(tail -c +3 "$tmpfile")
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# Create an exclusive lock to ensure that multiple qubes cannot access to the same socket
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# In the case of multiple qrexec calls it returns a specific exit code
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sudo flock -n -E 200 -x "$lock" socat - OPEN:"$path"
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