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512fe088b1
This mirrors the existing archive_extract, cpio_extract and zip_extract helpers Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com> Message-ID: <20241217155953.3950506-20-berrange@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
47 lines
1.8 KiB
Python
47 lines
1.8 KiB
Python
# Test class for testing the boot process of a Linux kernel
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#
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# This work is licensed under the terms of the GNU GPL, version 2 or
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# later. See the COPYING file in the top-level directory.
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import os
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from .testcase import QemuSystemTest
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from .cmd import wait_for_console_pattern
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from .archive import deb_extract
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class LinuxKernelTest(QemuSystemTest):
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KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
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def wait_for_console_pattern(self, success_message, vm=None):
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wait_for_console_pattern(self, success_message,
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failure_message='Kernel panic - not syncing',
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vm=vm)
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def launch_kernel(self, kernel, initrd=None, dtb=None, console_index=0,
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wait_for=None):
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self.vm.set_console(console_index=console_index)
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self.vm.add_args('-kernel', kernel)
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if initrd:
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self.vm.add_args('-initrd', initrd)
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if dtb:
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self.vm.add_args('-dtb', dtb)
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self.vm.launch()
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if wait_for:
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self.wait_for_console_pattern(wait_for)
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def extract_from_deb(self, deb_path, path):
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"""
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Extracts a file from a deb package into the test workdir
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:param deb_path: path to the deb archive
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:param path: path within the deb archive of the file to be extracted
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:returns: path of the extracted file
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"""
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deb_extract(deb_path, self.workdir, member="." + path)
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# Return complete path to extracted file. Because callers to
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# extract_from_deb() specify 'path' with a leading slash, it is
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# necessary to use os.path.relpath() as otherwise scratch_file()
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# interprets it as an absolute path and drops the required prefix
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return os.path.normpath(self.scratch_file(os.path.relpath(path, '/')))
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