def test_is_funcs(self):
# verify it intercepts the missing attr
self.assertFalse(fs.isdir(object()))
self.assertFalse(fs.isreg(object()))
self.assertFalse(fs.isfifo(object()))
self.assertTrue(fs.isdir(fs.fsDir('/tmp', strict=False)))
self.assertFalse(fs.isreg(fs.fsDir('/tmp', strict=False)))
self.assertTrue(fs.isreg(fs.fsFile('/tmp', strict=False)))
def test_iterscan(self):
path = os.path.join(self.dir, "iscan")
os.mkdir(path)
files = [
os.path.normpath(os.path.join(path, x))
for x in ["tmp", "blah", "dar"]
]
# cheap version of a touch.
map(lambda x: open(x, "w").close(), files)
dirs = [
os.path.normpath(os.path.join(path, x)) for x in ["a", "b", "c"]
]
map(os.mkdir, dirs)
dirs.append(path)
for obj in livefs.iter_scan(path):
self.assertInstance(obj, fs.fsBase)
if fs.isreg(obj):
self.assertTrue(obj.location in files)
elif fs.isdir(obj):
self.assertTrue(obj.location in dirs)
else:
raise Exception(
"unknown object popped up in testing dir, '%s'" % obj)
self.check_attrs(obj, obj.location)
# do offset verification now.
offset = os.path.join(self.dir, "iscan")
for obj in livefs.iter_scan(path, offset=offset):
self.check_attrs(obj, obj.location, offset=offset)
seen = []
for obj in livefs.iter_scan(files[0]):
self.check_attrs(obj, obj.location)
seen.append(obj.location)
self.assertEqual((files[0], ), tuple(sorted(seen)))
def test_iterscan(self):
path = os.path.join(self.dir, "iscan")
os.mkdir(path)
files = [os.path.normpath(os.path.join(path, x)) for x in [
"tmp", "blah", "dar"]]
# cheap version of a touch.
map(lambda x:open(x, "w").close(), files)
dirs = [os.path.normpath(os.path.join(path, x)) for x in [
"a", "b", "c"]]
map(os.mkdir, dirs)
dirs.append(path)
for obj in livefs.iter_scan(path):
self.assertInstance(obj, fs.fsBase)
if fs.isreg(obj):
self.assertTrue(obj.location in files)
elif fs.isdir(obj):
self.assertTrue(obj.location in dirs)
else:
raise Exception(
"unknown object popped up in testing dir, '%s'" % obj)
self.check_attrs(obj, obj.location)
# do offset verification now.
offset = os.path.join(self.dir, "iscan")
for obj in livefs.iter_scan(path, offset=offset):
self.check_attrs(obj, obj.location, offset=offset)
seen = []
for obj in livefs.iter_scan(files[0]):
self.check_attrs(obj, obj.location)
seen.append(obj.location)
self.assertEqual((files[0],), tuple(sorted(seen)))
def test_gen_obj_reg(self):
path = os.path.join(self.dir, "reg_obj")
open(path, "w").close()
o = livefs.gen_obj(path)
self.assertTrue(fs.isreg(o))
self.check_attrs(o, path)
o2 = livefs.gen_obj(path, inode=None)
self.check_attrs(o, path)
self.assertNotEqual(o.inode, o2.inode)
def test_gen_obj_reg(self):
path = os.path.join(self.dir, "reg_obj")
open(path, "w").close()
o = livefs.gen_obj(path)
self.assertTrue(fs.isreg(o))
self.check_attrs(o, path)
o2 = livefs.gen_obj(path, inode=None)
self.check_attrs(o, path)
self.assertNotEqual(o.inode, o2.inode)
def default_copyfile(obj, mkdirs=False):
"""
copy a :class:`pkgcore.fs.fs.fsBase` to its stated location.
:param obj: :class:`pkgcore.fs.fs.fsBase` instance, exempting :class:`fsDir`
:return: true if success, else an exception is thrown
:raise EnvironmentError: permission errors
"""
existent = False
ensure_perms = get_plugin("fs_ops.ensure_perms")
if not fs.isfs_obj(obj):
raise TypeError(f'obj must be fsBase derivative: {obj!r}')
elif fs.isdir(obj):
raise TypeError(f'obj must not be a fsDir instance: {obj!r}')
try:
existing = gen_obj(obj.location)
if fs.isdir(existing):
raise CannotOverwrite(obj, existing)
existent = True
except OSError as oe:
# verify the parent dir is there at least
basefp = os.path.dirname(obj.location)
if basefp.strip(os.path.sep) and not os.path.exists(basefp):
if mkdirs:
if not ensure_dirs(basefp, mode=0o750, minimal=True):
raise FailedCopy(obj, str(oe))
else:
raise
existent = False
if not existent:
fp = obj.location
else:
fp = existent_fp = obj.location + "#new"
if fs.isreg(obj):
obj.data.transfer_to_path(fp)
elif fs.issym(obj):
os.symlink(obj.target, fp)
elif fs.isfifo(obj):
os.mkfifo(fp)
elif fs.isdev(obj):
dev = os.makedev(obj.major, obj.minor)
os.mknod(fp, obj.mode, dev)
else:
ret = spawn([CP_BINARY, "-Rp", obj.location, fp])
if ret != 0:
raise FailedCopy(obj, f'got {ret} from {CP_BINARY} -Rp')
ensure_perms(obj.change_attributes(location=fp))
if existent:
os.rename(existent_fp, obj.location)
return True
def fix_fsobject(location):
from pkgcore.fs import livefs, fs
for obj in livefs.iter_scan(location):
if not fs.isreg(obj) or not obj.basename.endswith(".la"):
continue
updated, content = rewrite_lafile(open(obj.location, 'r'))
if updated:
open(obj.location, 'w').write(content)
def fix_fsobject(location):
from pkgcore.fs import livefs, fs
for obj in livefs.iter_scan(location):
if not fs.isreg(obj) or not obj.basename.endswith(".la"):
continue
with open(obj.location, 'r') as f:
updated, content = rewrite_lafile(f, obj.basename)
if updated:
with open(obj.location, 'w') as f:
f.write(content)
def check_attrs(self, obj, path, offset=None):
if offset is None:
st = os.lstat(path)
else:
st = os.lstat(offset + '/' + path)
if offset is not None:
self.assertTrue(path.startswith("/"),
msg="path must be absolute, got %r" % path)
self.assertEqual(obj.mode & 07777, st.st_mode & 07777)
self.assertEqual(obj.uid, st.st_uid)
self.assertEqual(obj.gid, st.st_gid)
if fs.isreg(obj):
if offset is None:
self.assertEqual(obj.data.path, path)
else:
self.assertEqual(obj.data.path, offset + path)
def check_attrs(self, obj, path, offset=None):
if offset is None:
st = os.lstat(path)
else:
st = os.lstat(offset + '/' + path)
if offset is not None:
self.assertTrue(path.startswith("/"),
msg="path must be absolute, got %r" % path)
self.assertEqual(obj.mode & 07777, st.st_mode & 07777)
self.assertEqual(obj.uid, st.st_uid)
self.assertEqual(obj.gid, st.st_gid)
if fs.isreg(obj):
if offset is None:
self.assertEqual(obj.data.path, path)
else:
self.assertEqual(obj.data.path,
offset + path)
# verify the parent dir is there at least
basefp = os.path.dirname(obj.location)
if basefp.strip(os.path.sep) and not os.path.exists(basefp):
if mkdirs:
if not ensure_dirs(basefp, mode=0750, minimal=True):
raise FailedCopy(obj, str(oe))
else:
raise
existent = False
if not existent:
fp = obj.location
else:
fp = existent_fp = obj.location + "#new"
if fs.isreg(obj):
obj.data.transfer_to_path(fp)
elif fs.issym(obj):
os.symlink(obj.target, fp)
elif fs.isfifo(obj):
os.mkfifo(fp)
elif fs.isdev(obj):
dev = os.makedev(obj.major, obj.minor)
os.mknod(fp, obj.mode, dev)
else:
ret = spawn([COPY_BINARY, "-Rp", obj.location, fp])
if ret != 0:
raise FailedCopy(obj, "got %i from %s -Rp" % ret)
ensure_perms(obj.change_attributes(location=fp))
# verify the parent dir is there at least
basefp = os.path.dirname(obj.location)
if basefp.strip(os.path.sep) and not os.path.exists(basefp):
if mkdirs:
if not ensure_dirs(basefp, mode=0750, minimal=True):
raise FailedCopy(obj, str(oe))
else:
raise
existent = False
if not existent:
fp = obj.location
else:
fp = existent_fp = obj.location + "#new"
if fs.isreg(obj):
obj.data.transfer_to_path(fp)
elif fs.issym(obj):
os.symlink(obj.target, fp)
elif fs.isfifo(obj):
os.mkfifo(fp)
elif fs.isdev(obj):
dev = os.makedev(obj.major, obj.minor)
os.mknod(fp, obj.mode, dev)
else:
ret = spawn([COPY_BINARY, "-Rp", obj.location, fp])
if ret != 0:
raise FailedCopy(obj, "got %i from %s -Rp" % ret)
ensure_perms(obj.change_attributes(location=fp))
