def __read_config(self, device_bdf, offset, size):
sizes = {8: "Q", 4: "I", 2: "H", 1: "B"}
pci_config_path = "/sys/bus/pci/devices/{}/config".format(device_bdf)
v = None
try:
fd = os.open(pci_config_path, os.O_RDONLY)
os.lseek(fd, offset, os.SEEK_SET)
v = struct.unpack(sizes[size], os.read(fd, size))[0]
except Exception as e:
logger.error("read_config: {}".format(e))
finally:
return v
def __read_config(self, device_bdf, offset, size):
sizes = {8: "Q", 4: "I", 2: "H", 1: "B"}
pci_config_path = "/sys/bus/pci/devices/{}/config".format(device_bdf)
v = None
try:
fd = os.open(pci_config_path, os.O_RDONLY)
os.lseek(fd, offset, os.SEEK_SET)
v = struct.unpack(sizes[size], os.read(fd, size))[0]
except Exception as e:
logger.error("read_config: {}".format(e))
finally:
return v
def init(self):
if self.__update_cache:
for retry in range(3):
try:
self.__cache.update(apt.progress.text.AcquireProgress())
break
except apt.cache.FetchFailedException as e:
logger.exception(e)
continue
else:
logger.error("Failed to update apt cache")
self.__cache.open(progress=None)
def init(self):
if self.__update_cache:
for retry in range(3):
try:
self.__cache.update(apt.progress.text.AcquireProgress())
break
except apt.cache.FetchFailedException as e:
logger.exception(e)
continue
else:
logger.error("Failed to update apt cache")
self.__cache.open(progress=None)
def __add_entry(self, entry):
"""
add single entry in /etc/apt/sources.list
"""
if entry is None:
# set to defaut entry
entry = "deb https://dl.bintray.com/infrasim/deb xenial main"
if self.__check_if_entry_exists(entry):
print "{} exists".format(entry)
return
source_entry = aptsources.sourceslist.SourceEntry(entry)
source_list = source_entry.mysplit(entry)
if (source_list[0] not in ["deb", "deb-src"
]) or (len(source_list) < 4):
logger.error("Invalid entry ({}).".format(entry))
return
typ = source_list[0]
uri = None
distribution = None
attribute = None
components = []
for source in source_list:
if source in ["deb", "deb-src"]:
continue
elif re.search(r'^https?:\/\/\w+', source):
uri = source
elif re.search(r'^\[.*\]', source):
attribute = source
elif source in ["trusty", "xenial"]:
distribution = source
else:
components.append(source)
if uri is None or distribution is None:
return
if attribute:
uri = " ".join([attribute, uri])
sources_list = aptsources.sourceslist.SourcesList()
sources_list.backup(".orig")
logger.info("adding source list entry: {} {} {} {}".format(
typ, uri, distribution, " ".join(components)))
sources_list.add(typ, uri, distribution, components)
sources_list.save()
def __add_entry(self, entry):
"""
add single entry in /etc/apt/sources.list
"""
if entry is None:
# set to defaut entry
entry = "deb https://dl.bintray.com/infrasim/deb xenial main"
if self.__check_if_entry_exists(entry):
print "{} exists".format(entry)
return
source_entry = aptsources.sourceslist.SourceEntry(entry)
source_list = source_entry.mysplit(entry)
if (source_list[0] not in ["deb", "deb-src"]) or (len(source_list) < 4):
logger.error("Invalid entry ({}).".format(entry))
return
typ = source_list[0]
uri = None
distribution = None
attribute = None
components = []
for source in source_list:
if source in ["deb", "deb-src"]:
continue
elif re.search(r'^https?:\/\/\w+', source):
uri = source
elif re.search(r'^\[.*\]', source):
attribute = source
elif source in ["trusty", "xenial"]:
distribution = source
else:
components.append(source)
if uri is None or distribution is None:
return
if attribute:
uri = " ".join([attribute, uri])
sources_list = aptsources.sourceslist.SourcesList()
sources_list.backup(".orig")
logger.info("adding source list entry: {} {} {} {}".format(typ, uri, distribution, " ".join(components)))
sources_list.add(typ, uri, distribution, components)
sources_list.save()