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@ -1079,6 +1079,10 @@ class QemuVM(BaseNode):
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# check if there is enough RAM to run
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self.check_available_ram(self.ram)
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# start swtpm (TPM emulator) first if TPM is enabled
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if self._tpm:
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await self._start_swtpm()
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command = await self._build_command()
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command_string = " ".join(shlex_quote(s) for s in command)
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try:
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@ -1104,8 +1108,6 @@ class QemuVM(BaseNode):
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await self._set_process_priority()
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if self._cpu_throttling:
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self._set_cpu_throttling()
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if self._tpm:
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self._start_swtpm()
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if "-enable-kvm" in command_string or "-enable-hax" in command_string:
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self._hw_virtualization = True
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@ -2019,10 +2021,9 @@ class QemuVM(BaseNode):
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options.extend(["-kernel", self._kernel_image.replace(",", ",,")])
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if self._kernel_command_line:
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options.extend(["-append", self._kernel_command_line])
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return options
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def _start_swtpm(self):
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async def _start_swtpm(self):
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"""
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Start swtpm (TPM emulator)
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"""
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@ -2035,6 +2036,10 @@ class QemuVM(BaseNode):
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swtpm = shutil.which("swtpm")
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if not swtpm:
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raise QemuError("Could not find swtpm (TPM emulator)")
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swtpm_version = await self.manager.get_swtpm_version(swtpm)
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if swtpm_version and parse_version(swtpm_version) < parse_version("0.8.0"):
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# swtpm >= version 0.8.0 is required
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raise QemuError("swtpm version 0.8.0 or above must be installed (detected version is {})".format(swtpm_version))
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try:
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command = [
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swtpm,
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@ -2066,6 +2071,8 @@ class QemuVM(BaseNode):
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"""
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tpm_sock = os.path.join(self.temporary_directory, "swtpm.sock")
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if not os.path.exists(tpm_sock):
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raise QemuError("swtpm socket file '{}' does not exist".format(tpm_sock))
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options = [
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"-chardev",
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"socket,id=chrtpm,path={}".format(tpm_sock),
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