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@@ -0,0 +1,51 @@
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+import os
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+
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+import infra.basetest
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+
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+
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+class TestErofs(infra.basetest.BRTest):
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+ kern_frag = \
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+ infra.filepath("tests/fs/test_erofs/linux-erofs.fragment")
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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="6.6.46"
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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_EROFS_UTILS=y
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+ BR2_TARGET_ROOTFS_EROFS=y
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+ # BR2_TARGET_ROOTFS_TAR is not set
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+ """
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+
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+ def test_run(self):
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+ root_dev = "/dev/vda"
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+ disk = os.path.join(self.builddir, "images", "rootfs.erofs")
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+ kern = os.path.join(self.builddir, "images", "Image")
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+ bootargs = [f"root={root_dev}", "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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+
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+ # We check our root filesystem is in erofs format.
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+ cmd = "mount | grep '/dev/root on / type erofs'"
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+ self.assertRunOk(cmd)
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+
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+ # Since we are on a read-only mounted filesystem, we can run a
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+ # check...
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+ self.assertRunOk(f"fsck.erofs {root_dev}")
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+
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+ # We check we can dump the superblock.
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+ self.assertRunOk(f"dump.erofs -s {root_dev}")
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+
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+ # We check we can dump statistics on the image.
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+ self.assertRunOk(f"dump.erofs -S {root_dev}")
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Julien Olivain