qemurunner: print out the runqemu command
This logs the launch command that was used for runqemu while running -c testimage. This way, if I'd like to easily launch qemu manually in order to debug a failed test, I know what commmand was run to create the qemu instance. (From OE-Core rev: 34aa20c6f323bbf7ad53beb643126e4e03634708) Signed-off-by: bavery <brian.avery@intel.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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@ -141,6 +141,8 @@ class QemuRunner:
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else:
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else:
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logger.info('Not using kvm for runqemu')
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logger.info('Not using kvm for runqemu')
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launch_cmd += 'tcpserial=%s %s %s %s' % (self.serverport, self.machine, self.rootfs, self.qemuparams)
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launch_cmd += 'tcpserial=%s %s %s %s' % (self.serverport, self.machine, self.rootfs, self.qemuparams)
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logger.info('launchcmd=%s'%(launch_cmd))
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# FIXME: We pass in stdin=subprocess.PIPE here to work around stty
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# FIXME: We pass in stdin=subprocess.PIPE here to work around stty
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# blocking at the end of the runqemu script when using this within
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# blocking at the end of the runqemu script when using this within
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# oe-selftest (this makes stty error out immediately). There ought
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# oe-selftest (this makes stty error out immediately). There ought
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@ -149,12 +151,12 @@ class QemuRunner:
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output = self.runqemu.stdout
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output = self.runqemu.stdout
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#
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#
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# We need the preexec_fn above so that all runqemu processes can easily be killed
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# We need the preexec_fn above so that all runqemu processes can easily be killed
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# (by killing their process group). This presents a problem if this controlling
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# (by killing their process group). This presents a problem if this controlling
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# process itself is killed however since those processes don't notice the death
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# process itself is killed however since those processes don't notice the death
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# of the parent and merrily continue on.
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# of the parent and merrily continue on.
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#
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#
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# Rather than hack runqemu to deal with this, we add something here instead.
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# Rather than hack runqemu to deal with this, we add something here instead.
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# Basically we fork off another process which holds an open pipe to the parent
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# Basically we fork off another process which holds an open pipe to the parent
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# and also is setpgrp. If/when the pipe sees EOF from the parent dieing, it kills
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# and also is setpgrp. If/when the pipe sees EOF from the parent dieing, it kills
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# the process group. This is like pctrl's PDEATHSIG but for a process group
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# the process group. This is like pctrl's PDEATHSIG but for a process group
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