def status(self):
hardware_ready = False
software_ready = False
airshark_running = False
if self.wifi_interface:
hardware_ready = True
if pdos.exists(settings.AIRSHARK_INSTALL_DIR):
software_ready = True
if self.analyzer_process.isRunning():
airshark_running = True
return (hardware_ready, software_ready, airshark_running)
def status(self):
hardware_ready = False
software_ready = False
airshark_running = False
if self.wifi_interface:
hardware_ready = True
if pdos.exists(settings.AIRSHARK_INSTALL_DIR):
software_ready = True
if self.analyzer_process.isRunning():
airshark_running = True
return (hardware_ready, software_ready, airshark_running)
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 loadFromDisk(self):
"""Attempts to load the data from disk.
Returns True if success, False otherwise."""
if (pdos.exists(self.filename)):
deleteFile = False
try:
pyld = pickle.load(pdos.open(self.filename, 'rb'))
self.setAttr(self.importAttr(pyld))
return True
except Exception as e:
out.err('Error loading from disk: %s\n' % (str(e)))
deleteFile = True
# Delete the file
if (deleteFile):
try:
pdos.unlink(self.filename)
except Exception as e:
out.err('Error unlinking %s\n' % (self.filename))
return False
def loadFromDisk(self):
"""Attempts to load the data from disk.
Returns True if success, False otherwise."""
if(pdos.exists(self.filename)):
deleteFile = False
try:
pyld = pickle.load(pdos.open(self.filename, 'rb'))
self.setAttr(self.importAttr(pyld))
return True
except Exception as e:
out.err('Error loading from disk: %s\n' % (str(e)))
deleteFile = True
# Delete the file
if(deleteFile):
try:
pdos.unlink(self.filename)
except Exception as e:
out.err('Error unlinking %s\n' % (self.filename))
return False
def __init__(self):
self.password_file = os.path.join(settings.CONFIG_HOME_DIR, 'password')
# Try to parse the password file
# self.records will have the pairs of user name and password hash
parsed = False
if pdos.exists(self.password_file):
lines = pdos.readFile(self.password_file)
if lines:
for line in lines:
elements = line.split(':')
if len(elements) == 2:
self.records = []
self.records.append({
'user_name': elements[0],
'password_hash': elements[1]
})
if len(lines) == len(self.records):
parsed = True
else:
self.records = []
if not parsed:
self.reset()
def __init__(self):
self.password_file = os.path.join(settings.CONFIG_HOME_DIR, 'password')
# Try to parse the password file
# self.records will have the pairs of user name and password hash
parsed = False
if pdos.exists(self.password_file):
lines = pdos.readFile(self.password_file)
if lines:
for line in lines:
elements = line.split(':')
if len(elements) == 2:
self.records = []
self.records.append({
'user_name': elements[0],
'password_hash': elements[1]
})
if len(lines) == len(self.records):
parsed = True
else:
self.records = []
if not parsed:
self.reset()
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 checkPhyExists(radioid):
"""Check if this chute exists at all, a directory /sys/class/ieee80211/phyX must exist."""
#DFW: used to be this, but when netns runs this doesn't exist, so we switched to using the debug sysfs '/sys/class/ieee80211/phy%d' % radioid
return pdos.exists('/sys/kernel/debug/ieee80211/phy%d' % radioid)
def isWireless(ifname):
"""
Test if an interface is a wireless device.
"""
check_path = "{}/{}/wireless".format(SYS_DIR, ifname)
return pdos.exists(check_path)
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 checkPhyExists(radioid):
"""Check if this chute exists at all, a directory /sys/class/ieee80211/phyX must exist."""
#DFW: used to be this, but when netns runs this doesn't exist, so we switched to using the debug sysfs '/sys/class/ieee80211/phy%d' % radioid
return pdos.exists('/sys/kernel/debug/ieee80211/phy%d' % radioid)
def isWireless(ifname):
"""
Test if an interface is a wireless device.
"""
check_path = "{}/{}/wireless".format(SYS_DIR, ifname)
return pdos.exists(check_path)
