def backup(self, backupToken):
"""
Puts a backup of this config to the location specified in @backupPath.
"""
pdosq.makedirs(settings.UCI_BACKUP_DIR)
backupPath = "{}/{}-{}".format(settings.UCI_BACKUP_DIR, self.myname,
backupToken)
pdos.copy(self.filepath, backupPath)
def restore(self, backupToken, saveBackup=True):
"""
Replaces real file (at /etc/config/*) with backup copy from /tmp/*-@backupToken location.
Arguments:
backupToken: The backup token appended at the end of the backup path
saveBackup : A flag to keep a backup copy or delete it (default is keep backup)
"""
# Make sure it exists!
backupPath = '/tmp/%s-%s' % (self.myname, backupToken)
if(pdos.exists(backupPath)):
if(saveBackup):
pdos.copy(backupPath, self.filepath)
else:
pdos.move(backupPath, self.filepath)
else:
# This might be ok if they didn't actually make any changes
out.warn('Cannot restore, %s missing backup (might be OK if no changes made)\n' % (self.myname))
def restore(self, backupToken, saveBackup=True):
"""
Replaces real file (at /etc/config/*) with backup copy from /tmp/*-@backupToken location.
Arguments:
backupToken: The backup token appended at the end of the backup path
saveBackup : A flag to keep a backup copy or delete it (default is keep backup)
"""
# Make sure it exists!
backupPath = "{}/{}-{}".format(settings.UCI_BACKUP_DIR, self.myname,
backupToken)
if(pdos.exists(backupPath)):
if(saveBackup):
pdos.copy(backupPath, self.filepath)
else:
pdos.move(backupPath, self.filepath)
else:
# This might be ok if they didn't actually make any changes
out.warn('Cannot restore, %s missing backup (might be OK if no changes made)\n' % (self.myname))
def test_pdos():
"""
Test pdos utility module
"""
assert pdos.getMountCmd() == "mount"
assert pdos.isMount("/")
assert pdos.ismount("/")
assert pdos.oscall("true") is None
assert pdos.oscall("false") is not None
assert pdos.oscall("echo hello") is None
assert pdos.oscall("echo hello 1>&2") is None
assert pdos.syncFS() is None
# Make a file, check that our functions respond correctly to it
path = writeTempFile("hello")
assert pdos.fixpath(path) == path
assert "text" in pdos.getFileType(path)
assert pdos.exists(path)
assert not pdos.isdir(path)
assert pdos.isfile(path)
# Remove the file, check that our functions detect that
pdos.unlink(path)
assert pdos.fixpath(path) == path
assert pdos.getFileType(path) is None
assert not pdos.exists(path)
assert not pdos.isdir(path)
assert not pdos.isfile(path)
# Make a directory there instead
pdos.mkdir(path)
assert pdos.fixpath(path) == path
assert "directory" in pdos.getFileType(path)
assert pdos.exists(path)
assert pdos.isdir(path)
assert not pdos.isfile(path)
# Now we will do some manipulations on files under that directory
a = os.path.join(path, "a")
b = os.path.join(path, "b")
c = os.path.join(path, "c")
d = os.path.join(path, "d")
pdos.write(a, "hello")
assert pdos.isfile(a)
pdos.copy(a, b)
assert pdos.isfile(b)
pdos.symlink(a, c)
assert pdos.isfile(c)
pdos.move(a, b)
assert not pdos.isfile(a)
pdos.remove(b)
assert not pdos.isfile(b)
pdos.mkdir(a)
pdos.copytree(a, b)
assert pdos.isdir(b)
# Remove a non-empty directory
pdos.remove(path)
assert not pdos.isdir(path)
# This file is under a directory that no longer exists, so the write must
# fail.
#
# TODO: These should not fail silently. They should either return an error
# indicator or raise an exception.
pdos.writeFile(a, "c")
pdos.write(a, "c")
# Test various ways to call writeFile
pdos.writeFile(path, ["a", "b"])
pdos.writeFile(path, "c")
pdos.writeFile(path, 5) # This one does nothing.
# Test the content with readFile
data = pdos.readFile(path, array=False, delimiter="")
assert data == "abc"
data = pdos.readFile(path, array=True)
assert data == ["a", "b", "c"]
pdos.remove(path)
assert pdos.readFile(path) is None
def test_pdos():
"""
Test pdos utility module
"""
assert pdos.getMountCmd() == "mount"
assert pdos.isMount("/")
assert pdos.ismount("/")
assert pdos.oscall("true") is None
assert pdos.oscall("false") is not None
assert pdos.oscall("echo hello") is None
assert pdos.oscall("echo hello 1>&2") is None
# Make a file, check that our functions respond correctly to it
path = writeTempFile("hello")
assert pdos.fixpath(path) == path
assert "text" in pdos.getFileType(path)
assert pdos.exists(path)
assert not pdos.isdir(path)
assert pdos.isfile(path)
# Remove the file, check that our functions detect that
pdos.unlink(path)
assert pdos.fixpath(path) == path
assert pdos.getFileType(path) is None
assert not pdos.exists(path)
assert not pdos.isdir(path)
assert not pdos.isfile(path)
# Make a directory there instead
pdos.mkdir(path)
assert pdos.fixpath(path) == path
assert "directory" in pdos.getFileType(path)
assert pdos.exists(path)
assert pdos.isdir(path)
assert not pdos.isfile(path)
# Now we will do some manipulations on files under that directory
a = os.path.join(path, "a")
b = os.path.join(path, "b")
c = os.path.join(path, "c")
d = os.path.join(path, "d")
pdos.write(a, "hello")
assert pdos.isfile(a)
pdos.copy(a, b)
assert pdos.isfile(b)
pdos.symlink(a, c)
assert pdos.isfile(c)
pdos.move(a, b)
assert not pdos.isfile(a)
pdos.remove(b)
assert not pdos.isfile(b)
pdos.mkdir(a)
pdos.copytree(a, b)
assert pdos.isdir(b)
# Remove a non-empty directory
pdos.remove(path)
assert not pdos.isdir(path)
# This file is under a directory that no longer exists, so the write must
# fail.
#
# TODO: These should not fail silently. They should either return an error
# indicator or raise an exception.
pdos.writeFile(a, "c")
pdos.write(a, "c")
# Test various ways to call writeFile
pdos.writeFile(path, ["a", "b"])
pdos.writeFile(path, "c")
pdos.writeFile(path, 5) # This one does nothing.
# Test the content with readFile
data = pdos.readFile(path, array=False, delimiter="")
assert data == "abc"
data = pdos.readFile(path, array=True)
assert data == ["a", "b", "c"]
pdos.remove(path)
assert pdos.readFile(path) is None
def backup(self, backupToken):
"""
Puts a backup of this config to the location specified in @backupPath.
"""
backupPath = '/tmp/%s-%s' % (self.myname, backupToken)
pdos.copy(self.filepath, backupPath)