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Run fsck in CopyEfsTest

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We're copying from a live r/w image, so the picture we get may be a bit
distorted. Running fsck over the image first should help with
reliability, but f2fs does some fixes on mount as well, so we mount and
unmount the image before running dump.f2fs.

Change-Id: Ibb15388c55b6f909a1d1b849f9760f248644d9e9
Signed-off-by: Daniel Rosenberg <drosen@google.com>
Bug: 349120101
Test: atest CopyEfsTest
Flag: TEST_ONLY
This commit is contained in:
Daniel Rosenberg 2024-06-27 18:14:28 -07:00
parent 3319a13fee
commit 044dead5b6
1 changed files with 18 additions and 5 deletions
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23
CopyEfsTest/src/com/android/test/CopyEfsTest.java
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@ -59,26 +59,39 @@ public class CopyEfsTest extends BaseHostJUnit4Test {
}
private void testDumpF2FS(String name) throws Exception {
getDevice().executeShellV2Command(String.format("cp /dev/block/by-name/%s /data/local/tmp/efs_test/%s.img", name, name));
CommandResult r = getDevice().executeShellV2Command(String.format("dump.f2fs -rfPo /data/local/tmp/efs_test/dump /data/local/tmp/efs_test/%s.img", name));
getDevice().executeShellCommand(String.format("cp /dev/block/by-name/%s /data/local/tmp/efs_test/%s.img", name, name));
// The device was mounted r/w. To get a clean image, we run fsck, and then mount to allow mount time fixes to happen.
// We can then dump and mount read only to ensure the contents should be the same.
getDevice().executeShellCommand(String.format("fsck.f2fs -f /data/local/tmp/efs_test/%s.img", name, name));
CommandResult r = getDevice().executeShellV2Command(String.format("mount /data/local/tmp/efs_test/%s.img /data/local/tmp/efs_test/mnt", name));
assertEquals(r.getExitCode().intValue(), 0);
r = getDevice().executeShellV2Command("umount /data/local/tmp/efs_test/mnt");
assertEquals(r.getExitCode().intValue(), 0);
r = getDevice().executeShellV2Command(String.format("dump.f2fs -rfPo /data/local/tmp/efs_test/dump /data/local/tmp/efs_test/%s.img", name));
assertEquals(r.getExitCode().intValue(), 0);
r = getDevice().executeShellV2Command(String.format("mount -r /data/local/tmp/efs_test/%s.img /data/local/tmp/efs_test/mnt", name));
assertEquals(r.getExitCode().intValue(), 0);
assertEquals("", getDevice().executeShellCommand("diff -rq /data/local/tmp/efs_test/mnt /data/local/tmp/efs_test/dump"));
// Remove timestamps at positions 6 and 7, because ls on device does not support --time-style
// Remove totals because on disk block usage may change depending on filesystem
String ls_cmd = "ls -alLnR /data/local/tmp/efs_test/%s | awk {\'$6=\"\";$7=\"\";if ($1 != \"total\"){print $0'}";
String ls_cmd = "cd /data/local/tmp/efs_test/%s;ls -AlLnR . | awk {'$6=\"\";$7=\"\";if ($1 != \"total\"){print $0}'}";
String mnt_ls = getDevice().executeShellCommand(String.format(ls_cmd, "mnt"));
assertEquals(getDevice().executeShellCommand("echo $?"), "0\n");
String dump_ls = getDevice().executeShellCommand(String.format(ls_cmd, "dump"));
assertEquals(getDevice().executeShellCommand("echo $?"), "0\n");
assertEquals(mnt_ls, dump_ls);
getDevice().executeShellCommand("umount -r /data/local/tmp/efs_test/mnt");
getDevice().executeShellCommand("umount /data/local/tmp/efs_test/mnt");
getDevice().executeShellCommand("rm -rf /data/local/tmp/efs_test/dump/*");
getDevice().executeShellCommand("rm /data/local/tmp/efs_test/" + name + ".img");
}
@After
public void tearDown() throws Exception {
getDevice().executeShellCommand("umount -r /data/local/tmp/efs_test/mnt");
getDevice().executeShellCommand("umount /data/local/tmp/efs_test/mnt");
getDevice().executeShellCommand("rm -rf /data/local/tmp/efs_test");
}
}