mirror of
https://github.com/trapexit/mergerfs.git
synced 2026-10-20 08:18:40 +00:00
Antonio SJ Musumeci
943f91ff98
- Make the test runner fail on failed tests and report explicit skips - Strengthen assertions for O_DIRECT, LUP policy, EXDEV fallback, and xattrs - Fix cleanup and file descriptor handling across test scripts
85 lines
2.7 KiB
Python
Executable File
85 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import sys
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import tempfile
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from posix_parity import cleanup_dir
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from posix_parity import compare_calls
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from posix_parity import fail
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from posix_parity import join
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from posix_parity import temp_dir
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from posix_parity import touch
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def main():
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if len(sys.argv) != 2:
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print("usage: TEST_posix_fsync_flush <mountpoint>", file=sys.stderr)
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return 1
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mount = sys.argv[1]
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with tempfile.TemporaryDirectory() as native:
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merge_base = temp_dir(mount)
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try:
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native_base = join(native, os.path.basename(merge_base))
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os.makedirs(native_base, exist_ok=True)
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merge_file = join(merge_base, "file")
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native_file = join(native_base, "file")
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merge_dir = join(merge_base, "dir")
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native_dir = join(native_base, "dir")
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touch(merge_file, b"abc")
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touch(native_file, b"abc")
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os.makedirs(merge_dir, exist_ok=True)
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os.makedirs(native_dir, exist_ok=True)
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mfd = os.open(merge_file, os.O_RDWR)
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nfd = os.open(native_file, os.O_RDWR)
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try:
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os.lseek(mfd, 0, os.SEEK_END)
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os.lseek(nfd, 0, os.SEEK_END)
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os.write(mfd, b"-appended")
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os.write(nfd, b"-appended")
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err = compare_calls("fsync file", lambda: os.fsync(mfd), lambda: os.fsync(nfd))
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if err:
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return fail(err)
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finally:
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os.close(mfd)
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os.close(nfd)
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mdirfd = os.open(merge_dir, os.O_RDONLY | os.O_DIRECTORY)
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ndirfd = os.open(native_dir, os.O_RDONLY | os.O_DIRECTORY)
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try:
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err = compare_calls("fsync dir", lambda: os.fsync(mdirfd), lambda: os.fsync(ndirfd))
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if err:
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return fail(err)
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finally:
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os.close(mdirfd)
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os.close(ndirfd)
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bad_m = os.open(merge_file, os.O_RDONLY)
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bad_n = os.open(native_file, os.O_RDONLY)
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os.close(bad_m)
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os.close(bad_n)
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err = compare_calls("fsync EBADF", lambda: os.fsync(bad_m), lambda: os.fsync(bad_n))
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if err:
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return fail(err)
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# Close-to-flush parity check: both paths should preserve appended payload.
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with open(merge_file, "rb") as mf, open(native_file, "rb") as nf:
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mdata = mf.read()
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ndata = nf.read()
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if mdata != ndata:
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return fail(f"flush content mismatch mergerfs={mdata!r} native={ndata!r}")
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return 0
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finally:
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cleanup_dir(merge_base)
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if __name__ == "__main__":
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raise SystemExit(main())
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