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qubes.WaitForSession: refactor by waiting for qrexec-fork-server socket #192

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Nov 13, 2019
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qubes.WaitForSession: refactor by waiting for qrexec-fork-server socket #192

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a44e739
qubes.WaitForSession: refactor by waiting for qrexec-fork-server socket
fepitre Nov 2, 2019
71ef524
vm-file-editor: drop old wait-for-session mechanism
fepitre Nov 11, 2019
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18 changes: 5 additions & 13 deletions qubes-rpc/qubes.WaitForSession
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Original file line number Diff line number Diff line change
@@ -1,16 +1,8 @@
#!/bin/sh

# old API - get the user from caller
#read -r IGNORE_USERNAME
USERNAME="$(qubesdb-read /default-user || echo 'user')"

# use default user provided in QubesDB, or hardcoded 'user' - this must be the
# same as the X session owner
USERNAME=$(qubesdb-read /default-user || echo 'user')
cmd='echo $$ >> /tmp/qubes-session-waiter; [ ! -f /tmp/qubes-session-env ] && exec sleep inf'
if [ "$(id -un)" = "$USERNAME" ]; then
sh -c "$cmd" 2>/dev/null
else
su -s /bin/sh -c "$cmd" - "$USERNAME" 2> /dev/null
fi
# the above line is _expected_ to be terminated by a signal, don't treat this as a failure
exit 0
while ! [ -e "/var/run/qubes/qrexec-server.$USERNAME.sock" ]
do
sleep 0.1
done