Can you please provide an example of how this is used, and what benefit it brings? "Would be nice" is a bit too vague as a justification.
Alex On Sun, 7 Jun 2026 at 19:40, Zuzana via lists.openembedded.org <[email protected]> wrote: > > In some cases like running multiple QEMUs, would be nice to have an option > to distinguish between them. For this reason I introduce an unique instance > ID based on time. Later in cmd, the '@INSTANCE_ID@' could be used for QEMU > identification. > > Signed-off-by: Zuzana Valekova Spitalova > <[email protected]> > --- > scripts/runqemu | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/scripts/runqemu b/scripts/runqemu > index 2c126e7f54..2de69dcd7c 100755 > --- a/scripts/runqemu > +++ b/scripts/runqemu > @@ -227,6 +227,7 @@ class BaseConfig(object): > self.qmp = None > self.guest_agent = False > self.guest_agent_sockpath = '/tmp/qga.sock' > + self.instance_id = None > > def acquire_taplock(self, error=True): > logger.debug("Acquiring lockfile %s..." % self.taplock) > @@ -1111,8 +1112,11 @@ to your build configuration. > self.nfs_running = True > > def setup_cmd(self): > + self.instance_id = str(int(time.time())) > + > cmd = self.get('QB_SETUP_CMD') > if cmd != '': > + cmd = cmd.replace('@INSTANCE_ID@', self.instance_id) > logger.info('Running setup command %s' % str(cmd)) > if subprocess.call(cmd, shell=True) != 0: > raise RunQemuError('Failed to run %s' % str(cmd)) > @@ -1623,6 +1627,8 @@ to your build configuration. > if self.bios: > self.qemu_opt += " -bios %s" % self.bios > > + self.qemu_opt = self.qemu_opt.replace("@INSTANCE_ID@", > self.instance_id) > + > cmd = "%s %s" % (self.qemu_opt, kernel_opts) > cmds = shlex.split(cmd) > logger.info('Running %s\n' % cmd) > @@ -1647,6 +1653,7 @@ to your build configuration. > def cleanup_cmd(self): > cmd = self.get('QB_CLEANUP_CMD') > if cmd != '': > + cmd = cmd.replace('@INSTANCE_ID@', self.instance_id) > logger.info('Running cleanup command %s' % str(cmd)) > if subprocess.call(cmd, shell=True) != 0: > raise RunQemuError('Failed to run %s' % str(cmd)) > -- > 2.43.0 > > > >
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