57 lines
2.1 KiB
Python
57 lines
2.1 KiB
Python
import os
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import infra.basetest
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class TestBtrfs(infra.basetest.BRTest):
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kern_frag = \
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infra.filepath("tests/fs/test_btrfs/linux-btrfs.fragment")
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btrfs_label = "BR_TEST"
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config = \
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f"""
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BR2_aarch64=y
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BR2_TOOLCHAIN_EXTERNAL=y
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BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0"
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BR2_LINUX_KERNEL=y
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BR2_LINUX_KERNEL_CUSTOM_VERSION=y
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BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.6.39"
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BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
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BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/aarch64-virt/linux.config"
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BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="{kern_frag}"
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BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
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BR2_PACKAGE_BTRFS_PROGS=y
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BR2_TARGET_ROOTFS_BTRFS=y
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BR2_TARGET_ROOTFS_BTRFS_LABEL="{btrfs_label}"
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# BR2_TARGET_ROOTFS_TAR is not set
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"""
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def test_run(self):
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disk = os.path.join(self.builddir, "images", "rootfs.btrfs")
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kern = os.path.join(self.builddir, "images", "Image")
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bootargs = ["root=/dev/vda", "console=ttyAMA0"]
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qemu_opts = ["-M", "virt", "-cpu", "cortex-a57", "-m", "256M",
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"-drive", f"file={disk},if=virtio,format=raw"]
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self.emulator.boot(arch="aarch64",
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kernel=kern,
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kernel_cmdline=bootargs,
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options=qemu_opts)
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self.emulator.login()
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# We check our root filesystem is in btrfs format.
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cmd = "mount | grep '/dev/root on / type btrfs'"
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self.assertRunOk(cmd)
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# We show the root filesystem info with btrfs-progs, using the
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# target btrfs-progs.
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self.assertRunOk("btrfs filesystem show /")
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# We query the label and check it is the one from the
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# Buildroot config.
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out, ret = self.emulator.run("btrfs filesystem label /")
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self.assertEqual(ret, 0)
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self.assertEqual(out[0], self.btrfs_label)
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# We try to write data on the root filesystem.
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self.assertRunOk("echo 'Hello Buildroot' > /root/file.txt")
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self.assertRunOk("sync")
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