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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-14 19:10:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-14 19:10:49 +0000
commitcfe5e3905201349e9cf3f95d52ff4bd100bde37d (patch)
treed0baf160cbee3195249d095f85e52d20c21acf02 /libmount/python/test_mount_tab.py
parentInitial commit. (diff)
downloadutil-linux-cfe5e3905201349e9cf3f95d52ff4bd100bde37d.tar.xz
util-linux-cfe5e3905201349e9cf3f95d52ff4bd100bde37d.zip
Adding upstream version 2.39.3.upstream/2.39.3
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'libmount/python/test_mount_tab.py')
-rwxr-xr-xlibmount/python/test_mount_tab.py164
1 files changed, 164 insertions, 0 deletions
diff --git a/libmount/python/test_mount_tab.py b/libmount/python/test_mount_tab.py
new file mode 100755
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+++ b/libmount/python/test_mount_tab.py
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+import os
+import sys
+import stat
+import errno
+import functools as ft
+
+# use "import libmount" for in a standard way installed python binding
+import pylibmount as mnt
+
+def usage(tss):
+ print("\nUsage:\n\t{:s} <test> [testoptions]\nTests:\n".format(sys.argv[0]))
+ for i in tss:
+ print("\t{15:-s}".format(i[0]))
+ if i[2] != "":
+ print(" {:s}\n".format(i[2]))
+
+ print("\n")
+ return 1
+
+def mnt_run_test(tss, argv):
+ rc = -1
+ if ((len(argv) < 2) or (argv[1] == "--help") or (argv[1] == "-h")):
+ return usage(tss)
+
+ #mnt_init_debug(0)
+
+ i=()
+ for i in tss:
+ if i[0] == argv[1]:
+ rc = i[1](i, argv[1:])
+ if rc:
+ print("FAILED [rc={:d}]".format(rc))
+ break
+
+ if ((rc < 0) and (i == ())):
+ return usage(tss)
+ return not not rc #because !!rc is too mainstream for python
+
+def parser_errcb(tb, fname, line):
+ print("{:s}:{:d}: parse error".format(fname, line))
+ return 1
+
+def create_table(f, comments):
+ if not f:
+ return None
+
+ tb = mnt.Table()
+ tb.enable_comments(comments)
+ tb.errcb = parser_errcb
+
+ try:
+ tb.parse_file(f)
+ except Exception:
+ print("{:s}: parsing failed".format(f))
+ return None
+ return tb
+
+def test_copy_fs(ts, argv):
+ rc = -1
+ tb = create_table(argv[1], False)
+ fs = tb.find_target("/", mnt.MNT_ITER_FORWARD)
+ if not fs:
+ return rc
+
+ print("ORIGINAL:")
+ fs.print_debug()
+
+ fs = fs.copy_fs(None)
+ if not fs:
+ return rc
+ print("COPY:")
+ fs.print_debug()
+ return 0
+
+def test_parse(ts, argv):
+ parse_comments = False
+
+ if len(argv) == 3 and argv[2] == "--comments":
+ parse_comments = True
+ tb = create_table(argv[1], parse_comments)
+
+ if tb.intro_comment:
+ print("Initial comment:\n\"{:s}\"".format(tb.intro_comment))
+ #while ((fs = tb.next_fs()) != None):
+ for fs in iter(ft.partial(tb.next_fs), None):
+ fs.print_debug()
+ if tb.trailing_comment:
+ print("Trailing comment:\n\"{:s}\"".format(tb.trailing_comment))
+ return 0
+
+def test_find(ts, argv, dr):
+ if len(argv) != 4:
+ print("try --help")
+ return -errno.EINVAL
+
+ f, find, what = argv[1:]
+
+ tb = create_table(f, False)
+ if find.lower() == "source":
+ fs = tb.find_source(what, dr)
+ elif find.lower() == "target":
+ fs = tb.find_target(what, dr)
+
+ if not fs:
+ print("{:s}: not found {:s} '{:s}'".format(f, find, what))
+ else:
+ fs.print_debug()
+ return 0
+
+def test_find_fw(ts, argv):
+ return test_find(ts, argv, mnt.MNT_ITER_FORWARD)
+
+def test_find_bw(ts, argv):
+ return test_find(ts, argv, mnt.MNT_ITER_BACKWARD)
+
+def test_find_pair(ts, argv):
+ rc = -1
+ tb = create_table(argv[1], False)
+ fs = tb.find_pair(argv[2], argv[3], mnt.MNT_ITER_FORWARD)
+ if not fs:
+ return rc
+ fs.print_debug()
+ return 0
+
+def test_is_mounted(ts, argv):
+ rc = -1
+ tb = mnt.Tab(path="/proc/self/mountinfo")
+ if not tb:
+ print("failed to parse mountinto")
+ return rc
+
+ fstab = create_table(argv[1], False)
+ if not fstab:
+ return rc
+ fs = ()
+ for fs in ft.iter(tb.next_fs(), -1):
+ if tb.is_fs_mounted(fs):
+ print("{:s} already mounted on {:s}".format(fs.source, fs.target))
+ else:
+ print("{:s} not mounted on {:s}".format(fs.source, fs.target))
+ return 0
+
+def test_find_mountpoint(ts, argv):
+ rc = -1
+ tb = mnt.Table("/proc/self/mountinfo")
+ if not tb:
+ return rc
+ fs = tb.find_mountpoint(argv[1], mnt.MNT_ITER_BACKWARD)
+ if not fs:
+ return rc
+ fs.print_debug()
+ return 0
+
+
+tss = (
+ ( "--parse", test_parse, "<file> [--comments] parse and print(tab" ),
+ ( "--find-forward", test_find_fw, "<file> <source|target> <string>" ),
+ ( "--find-backward", test_find_bw, "<file> <source|target> <string>" ),
+ ( "--find-pair", test_find_pair, "<file> <source> <target>" ),
+ ( "--find-mountpoint", test_find_mountpoint, "<path>" ),
+ ( "--copy-fs", test_copy_fs, "<file> copy root FS from the file" ),
+ ( "--is-mounted", test_is_mounted, "<fstab> check what from <file> are already mounted" ),
+)
+sys.exit(mnt_run_test(tss, sys.argv))