id int32 0 252k | repo stringlengths 7 55 | path stringlengths 4 127 | func_name stringlengths 1 88 | original_string stringlengths 75 19.8k | language stringclasses 1
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248,300 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_utils.py | AccountsUtils.SetConfiguredUsers | def SetConfiguredUsers(self, users):
"""Set the list of configured Google user accounts.
Args:
users: list, the username strings of the Linux accounts.
"""
prefix = self.logger.name + '-'
with tempfile.NamedTemporaryFile(
mode='w', prefix=prefix, delete=True) as updated_users:
u... | python | def SetConfiguredUsers(self, users):
prefix = self.logger.name + '-'
with tempfile.NamedTemporaryFile(
mode='w', prefix=prefix, delete=True) as updated_users:
updated_users_file = updated_users.name
for user in users:
updated_users.write(user + '\n')
updated_users.flush()
... | [
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248,301 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_utils.py | AccountsUtils.UpdateUser | def UpdateUser(self, user, ssh_keys):
"""Update a Linux user with authorized SSH keys.
Args:
user: string, the name of the Linux user account.
ssh_keys: list, the SSH key strings associated with the user.
Returns:
bool, True if the user account updated successfully.
"""
if not bo... | python | def UpdateUser(self, user, ssh_keys):
if not bool(USER_REGEX.match(user)):
self.logger.warning('Invalid user account name %s.', user)
return False
if not self._GetUser(user):
# User does not exist. Attempt to create the user and add them to the
# appropriate user groups.
if not (se... | [
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248,302 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_utils.py | AccountsUtils.RemoveUser | def RemoveUser(self, user):
"""Remove a Linux user account.
Args:
user: string, the Linux user account to remove.
"""
self.logger.info('Removing user %s.', user)
if self.remove:
command = self.userdel_cmd.format(user=user)
try:
subprocess.check_call(command.split(' '))
... | python | def RemoveUser(self, user):
self.logger.info('Removing user %s.', user)
if self.remove:
command = self.userdel_cmd.format(user=user)
try:
subprocess.check_call(command.split(' '))
except subprocess.CalledProcessError as e:
self.logger.warning('Could not remove user %s. %s.', us... | [
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248,303 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/oslogin_utils.py | OsLoginUtils._RunOsLoginControl | def _RunOsLoginControl(self, params):
"""Run the OS Login control script.
Args:
params: list, the params to pass to the script
Returns:
int, the return code from the call, or None if the script is not found.
"""
try:
return subprocess.call([constants.OSLOGIN_CONTROL_SCRIPT] + par... | python | def _RunOsLoginControl(self, params):
try:
return subprocess.call([constants.OSLOGIN_CONTROL_SCRIPT] + params)
except OSError as e:
if e.errno == errno.ENOENT:
return None
else:
raise | [
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params: list, the params to pass to the script
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248,304 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/oslogin_utils.py | OsLoginUtils._GetStatus | def _GetStatus(self, two_factor=False):
"""Check whether OS Login is installed.
Args:
two_factor: bool, True if two factor should be enabled.
Returns:
bool, True if OS Login is installed.
"""
params = ['status']
if two_factor:
params += ['--twofactor']
retcode = self._Run... | python | def _GetStatus(self, two_factor=False):
params = ['status']
if two_factor:
params += ['--twofactor']
retcode = self._RunOsLoginControl(params)
if retcode is None:
if self.oslogin_installed:
self.logger.warning('OS Login not installed.')
self.oslogin_installed = False
re... | [
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248,305 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/oslogin_utils.py | OsLoginUtils._RunOsLoginNssCache | def _RunOsLoginNssCache(self):
"""Run the OS Login NSS cache binary.
Returns:
int, the return code from the call, or None if the script is not found.
"""
try:
return subprocess.call([constants.OSLOGIN_NSS_CACHE_SCRIPT])
except OSError as e:
if e.errno == errno.ENOENT:
retu... | python | def _RunOsLoginNssCache(self):
try:
return subprocess.call([constants.OSLOGIN_NSS_CACHE_SCRIPT])
except OSError as e:
if e.errno == errno.ENOENT:
return None
else:
raise | [
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248,306 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/oslogin_utils.py | OsLoginUtils._RemoveOsLoginNssCache | def _RemoveOsLoginNssCache(self):
"""Remove the OS Login NSS cache file."""
if os.path.exists(constants.OSLOGIN_NSS_CACHE):
try:
os.remove(constants.OSLOGIN_NSS_CACHE)
except OSError as e:
if e.errno != errno.ENOENT:
raise | python | def _RemoveOsLoginNssCache(self):
if os.path.exists(constants.OSLOGIN_NSS_CACHE):
try:
os.remove(constants.OSLOGIN_NSS_CACHE)
except OSError as e:
if e.errno != errno.ENOENT:
raise | [
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248,307 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/oslogin_utils.py | OsLoginUtils.UpdateOsLogin | def UpdateOsLogin(self, oslogin_desired, two_factor_desired=False):
"""Update whether OS Login is enabled and update NSS cache if necessary.
Args:
oslogin_desired: bool, enable OS Login if True, disable if False.
two_factor_desired: bool, enable two factor if True, disable if False.
Returns:
... | python | def UpdateOsLogin(self, oslogin_desired, two_factor_desired=False):
oslogin_configured = self._GetStatus(two_factor=False)
if oslogin_configured is None:
return None
two_factor_configured = self._GetStatus(two_factor=True)
# Two factor can only be enabled when OS Login is enabled.
two_factor_d... | [
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two_factor_desired: bool, enable two factor if True, disable if False.
Returns:
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248,308 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/helpers.py | CallDhclient | def CallDhclient(
interfaces, logger, dhclient_script=None):
"""Configure the network interfaces using dhclient.
Args:
interfaces: list of string, the output device names to enable.
logger: logger object, used to write to SysLog and serial port.
dhclient_script: string, the path to a dhclient scrip... | python | def CallDhclient(
interfaces, logger, dhclient_script=None):
logger.info('Enabling the Ethernet interfaces %s.', interfaces)
dhclient_command = ['dhclient']
if dhclient_script and os.path.exists(dhclient_script):
dhclient_command += ['-sf', dhclient_script]
try:
subprocess.check_call(dhclient_com... | [
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dhclient_script: string, the path to a dhclient script used by dhclient. | [
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248,309 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/helpers.py | CallHwclock | def CallHwclock(logger):
"""Sync clock using hwclock.
Args:
logger: logger object, used to write to SysLog and serial port.
"""
command = ['/sbin/hwclock', '--hctosys']
try:
subprocess.check_call(command)
except subprocess.CalledProcessError:
logger.warning('Failed to sync system time with hard... | python | def CallHwclock(logger):
command = ['/sbin/hwclock', '--hctosys']
try:
subprocess.check_call(command)
except subprocess.CalledProcessError:
logger.warning('Failed to sync system time with hardware clock.')
else:
logger.info('Synced system time with hardware clock.') | [
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248,310 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/helpers.py | CallNtpdate | def CallNtpdate(logger):
"""Sync clock using ntpdate.
Args:
logger: logger object, used to write to SysLog and serial port.
"""
ntpd_inactive = subprocess.call(['service', 'ntpd', 'status'])
try:
if not ntpd_inactive:
subprocess.check_call(['service', 'ntpd', 'stop'])
subprocess.check_call(... | python | def CallNtpdate(logger):
ntpd_inactive = subprocess.call(['service', 'ntpd', 'status'])
try:
if not ntpd_inactive:
subprocess.check_call(['service', 'ntpd', 'stop'])
subprocess.check_call(
'ntpdate `awk \'$1=="server" {print $2}\' /etc/ntp.conf`', shell=True)
if not ntpd_inactive:
su... | [
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248,311 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/boto/boto_config.py | BotoConfig._GetNumericProjectId | def _GetNumericProjectId(self):
"""Get the numeric project ID for this VM.
Returns:
string, the numeric project ID if one is found.
"""
project_id = 'project/numeric-project-id'
return self.watcher.GetMetadata(metadata_key=project_id, recursive=False) | python | def _GetNumericProjectId(self):
project_id = 'project/numeric-project-id'
return self.watcher.GetMetadata(metadata_key=project_id, recursive=False) | [
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248,312 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/boto/boto_config.py | BotoConfig._CreateConfig | def _CreateConfig(self, project_id):
"""Create the boto config to support standalone GSUtil.
Args:
project_id: string, the project ID to use in the config file.
"""
project_id = project_id or self._GetNumericProjectId()
# Our project doesn't support service accounts.
if not project_id:
... | python | def _CreateConfig(self, project_id):
project_id = project_id or self._GetNumericProjectId()
# Our project doesn't support service accounts.
if not project_id:
return
self.boto_config_header %= (
self.boto_config_script, self.boto_config_template)
config = config_manager.ConfigManager... | [
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248,313 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/ip_forwarding_utils.py | IpForwardingUtilsIproute._CreateRouteOptions | def _CreateRouteOptions(self, **kwargs):
"""Create a dictionary of parameters to append to the ip route command.
Args:
**kwargs: dict, the string parameters to update in the ip route command.
Returns:
dict, the string parameters to append to the ip route command.
"""
options = {
... | python | def _CreateRouteOptions(self, **kwargs):
options = {
'proto': self.proto_id,
'scope': 'host',
}
options.update(kwargs)
return options | [
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] | 53ea8cd069fb4d9a1984d1c167e54c133033f8da | https://github.com/GoogleCloudPlatform/compute-image-packages/blob/53ea8cd069fb4d9a1984d1c167e54c133033f8da/packages/python-google-compute-engine/google_compute_engine/distro_lib/ip_forwarding_utils.py#L97-L111 |
248,314 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/ip_forwarding_utils.py | IpForwardingUtilsIproute._RunIpRoute | def _RunIpRoute(self, args=None, options=None):
"""Run a command with ip route and return the response.
Args:
args: list, the string ip route command args to execute.
options: dict, the string parameters to append to the ip route command.
Returns:
string, the standard output from the ip ... | python | def _RunIpRoute(self, args=None, options=None):
args = args or []
options = options or {}
command = ['ip', 'route']
command.extend(args)
for item in options.items():
command.extend(item)
try:
process = subprocess.Popen(
command, stdout=subprocess.PIPE, stderr=subprocess.PIP... | [
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248,315 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/ip_forwarding_utils.py | IpForwardingUtilsIfconfig.RemoveForwardedIp | def RemoveForwardedIp(self, address, interface):
"""Delete an IP address on the network interface.
Args:
address: string, the IP address to configure.
interface: string, the output device to use.
"""
ip = netaddr.IPNetwork(address)
self._RunIfconfig(args=[interface, '-alias', str(ip.ip)... | python | def RemoveForwardedIp(self, address, interface):
ip = netaddr.IPNetwork(address)
self._RunIfconfig(args=[interface, '-alias', str(ip.ip)]) | [
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248,316 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/boto/compute_auth.py | ComputeAuth._GetGsScopes | def _GetGsScopes(self):
"""Return all Google Storage scopes available on this VM."""
service_accounts = self.watcher.GetMetadata(metadata_key=self.metadata_key)
try:
scopes = service_accounts[self.service_account]['scopes']
return list(GS_SCOPES.intersection(set(scopes))) if scopes else None
... | python | def _GetGsScopes(self):
service_accounts = self.watcher.GetMetadata(metadata_key=self.metadata_key)
try:
scopes = service_accounts[self.service_account]['scopes']
return list(GS_SCOPES.intersection(set(scopes))) if scopes else None
except KeyError:
return None | [
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248,317 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/boto/compute_auth.py | ComputeAuth._GetAccessToken | def _GetAccessToken(self):
"""Return an OAuth 2.0 access token for Google Storage."""
service_accounts = self.watcher.GetMetadata(metadata_key=self.metadata_key)
try:
return service_accounts[self.service_account]['token']['access_token']
except KeyError:
return None | python | def _GetAccessToken(self):
service_accounts = self.watcher.GetMetadata(metadata_key=self.metadata_key)
try:
return service_accounts[self.service_account]['token']['access_token']
except KeyError:
return None | [
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248,318 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/clock_skew/clock_skew_daemon.py | ClockSkewDaemon.HandleClockSync | def HandleClockSync(self, response):
"""Called when clock drift token changes.
Args:
response: string, the metadata response with the new drift token value.
"""
self.logger.info('Clock drift token has changed: %s.', response)
self.distro_utils.HandleClockSync(self.logger) | python | def HandleClockSync(self, response):
self.logger.info('Clock drift token has changed: %s.', response)
self.distro_utils.HandleClockSync(self.logger) | [
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248,319 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/el_7/utils.py | Utils._DisableNetworkManager | def _DisableNetworkManager(self, interfaces, logger):
"""Disable network manager management on a list of network interfaces.
Args:
interfaces: list of string, the output device names enable.
logger: logger object, used to write to SysLog and serial port.
"""
for interface in interfaces:
... | python | def _DisableNetworkManager(self, interfaces, logger):
for interface in interfaces:
interface_config = os.path.join(
self.network_path, 'ifcfg-%s' % interface)
if os.path.exists(interface_config):
self._ModifyInterface(
interface_config, 'DEVICE', interface, replace=False)
... | [
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248,320 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/el_7/utils.py | Utils._ModifyInterface | def _ModifyInterface(
self, interface_config, config_key, config_value, replace=False):
"""Write a value to a config file if not already present.
Args:
interface_config: string, the path to a config file.
config_key: string, the configuration key to set.
config_value: string, the value ... | python | def _ModifyInterface(
self, interface_config, config_key, config_value, replace=False):
config_entry = '%s=%s' % (config_key, config_value)
if not open(interface_config).read().count(config_key):
with open(interface_config, 'a') as config:
config.write('%s\n' % config_entry)
elif replace... | [
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248,321 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._HasExpired | def _HasExpired(self, key):
"""Check whether an SSH key has expired.
Uses Google-specific semantics of the OpenSSH public key format's comment
field to determine if an SSH key is past its expiration timestamp, and
therefore no longer to be trusted. This format is still subject to change.
Reliance o... | python | def _HasExpired(self, key):
self.logger.debug('Processing key: %s.', key)
try:
schema, json_str = key.split(None, 3)[2:]
except (ValueError, AttributeError):
self.logger.debug('No schema identifier. Not expiring key.')
return False
if schema != 'google-ssh':
self.logger.debug('... | [
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248,322 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._ParseAccountsData | def _ParseAccountsData(self, account_data):
"""Parse the SSH key data into a user map.
Args:
account_data: string, the metadata server SSH key attributes data.
Returns:
dict, a mapping of the form: {'username': ['sshkey1, 'sshkey2', ...]}.
"""
if not account_data:
return {}
l... | python | def _ParseAccountsData(self, account_data):
if not account_data:
return {}
lines = [line for line in account_data.splitlines() if line]
user_map = {}
for line in lines:
if not all(ord(c) < 128 for c in line):
self.logger.info('SSH key contains non-ascii character: %s.', line)
... | [
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248,323 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._GetInstanceAndProjectAttributes | def _GetInstanceAndProjectAttributes(self, metadata_dict):
"""Get dictionaries for instance and project attributes.
Args:
metadata_dict: json, the deserialized contents of the metadata server.
Returns:
tuple, two dictionaries for instance and project attributes.
"""
metadata_dict = met... | python | def _GetInstanceAndProjectAttributes(self, metadata_dict):
metadata_dict = metadata_dict or {}
try:
instance_data = metadata_dict['instance']['attributes']
except KeyError:
instance_data = {}
self.logger.warning('Instance attributes were not found.')
try:
project_data = metadat... | [
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248,324 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._GetAccountsData | def _GetAccountsData(self, metadata_dict):
"""Get the user accounts specified in metadata server contents.
Args:
metadata_dict: json, the deserialized contents of the metadata server.
Returns:
dict, a mapping of the form: {'username': ['sshkey1, 'sshkey2', ...]}.
"""
instance_data, pro... | python | def _GetAccountsData(self, metadata_dict):
instance_data, project_data = self._GetInstanceAndProjectAttributes(
metadata_dict)
valid_keys = [instance_data.get('sshKeys'), instance_data.get('ssh-keys')]
block_project = instance_data.get('block-project-ssh-keys', '').lower()
if block_project != 't... | [
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248,325 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._UpdateUsers | def _UpdateUsers(self, update_users):
"""Provision and update Linux user accounts based on account metadata.
Args:
update_users: dict, authorized users mapped to their public SSH keys.
"""
for user, ssh_keys in update_users.items():
if not user or user in self.invalid_users:
continu... | python | def _UpdateUsers(self, update_users):
for user, ssh_keys in update_users.items():
if not user or user in self.invalid_users:
continue
configured_keys = self.user_ssh_keys.get(user, [])
if set(ssh_keys) != set(configured_keys):
if not self.utils.UpdateUser(user, ssh_keys):
... | [
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248,326 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._RemoveUsers | def _RemoveUsers(self, remove_users):
"""Deprovision Linux user accounts that do not appear in account metadata.
Args:
remove_users: list, the username strings of the Linux accounts to remove.
"""
for username in remove_users:
self.utils.RemoveUser(username)
self.user_ssh_keys.pop(use... | python | def _RemoveUsers(self, remove_users):
for username in remove_users:
self.utils.RemoveUser(username)
self.user_ssh_keys.pop(username, None)
self.invalid_users -= set(remove_users) | [
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248,327 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon._GetEnableOsLoginValue | def _GetEnableOsLoginValue(self, metadata_dict):
"""Get the value of the enable-oslogin metadata key.
Args:
metadata_dict: json, the deserialized contents of the metadata server.
Returns:
bool, True if OS Login is enabled for VM access.
"""
instance_data, project_data = self._GetInstan... | python | def _GetEnableOsLoginValue(self, metadata_dict):
instance_data, project_data = self._GetInstanceAndProjectAttributes(
metadata_dict)
instance_value = instance_data.get('enable-oslogin')
project_value = project_data.get('enable-oslogin')
value = instance_value or project_value or ''
return v... | [
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] | 53ea8cd069fb4d9a1984d1c167e54c133033f8da | https://github.com/GoogleCloudPlatform/compute-image-packages/blob/53ea8cd069fb4d9a1984d1c167e54c133033f8da/packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py#L232-L247 |
248,328 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/accounts/accounts_daemon.py | AccountsDaemon.HandleAccounts | def HandleAccounts(self, result):
"""Called when there are changes to the contents of the metadata server.
Args:
result: json, the deserialized contents of the metadata server.
"""
self.logger.debug('Checking for changes to user accounts.')
configured_users = self.utils.GetConfiguredUsers()
... | python | def HandleAccounts(self, result):
self.logger.debug('Checking for changes to user accounts.')
configured_users = self.utils.GetConfiguredUsers()
enable_oslogin = self._GetEnableOsLoginValue(result)
enable_two_factor = self._GetEnableTwoFactorValue(result)
if enable_oslogin:
desired_users = {}
... | [
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248,329 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/file_utils.py | _SetSELinuxContext | def _SetSELinuxContext(path):
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Calls /sbin/restorecon on the provided path to set the SELinux context as
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... | python | def _SetSELinuxContext(path):
restorecon = '/sbin/restorecon'
if os.path.isfile(restorecon) and os.access(restorecon, os.X_OK):
subprocess.call([restorecon, path]) | [
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248,330 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/file_utils.py | SetPermissions | def SetPermissions(path, mode=None, uid=None, gid=None, mkdir=False):
"""Set the permissions and ownership of a path.
Args:
path: string, the path for which owner ID and group ID needs to be setup.
mode: octal string, the permissions to set on the path.
uid: int, the owner ID to be set for the path.
... | python | def SetPermissions(path, mode=None, uid=None, gid=None, mkdir=False):
if mkdir and not os.path.exists(path):
os.mkdir(path, mode or 0o777)
elif mode:
os.chmod(path, mode)
if uid and gid:
os.chown(path, uid, gid)
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248,331 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/file_utils.py | Lock | def Lock(fd, path, blocking):
"""Lock the provided file descriptor.
Args:
fd: int, the file descriptor of the file to lock.
path: string, the name of the file to lock.
blocking: bool, whether the function should return immediately.
Raises:
IOError, raised from flock while attempting to lock a fi... | python | def Lock(fd, path, blocking):
operation = fcntl.LOCK_EX if blocking else fcntl.LOCK_EX | fcntl.LOCK_NB
try:
fcntl.flock(fd, operation)
except IOError as e:
if e.errno == errno.EWOULDBLOCK:
raise IOError('Exception locking %s. File already locked.' % path)
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raise IOError('Exception loc... | [
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] | 53ea8cd069fb4d9a1984d1c167e54c133033f8da | https://github.com/GoogleCloudPlatform/compute-image-packages/blob/53ea8cd069fb4d9a1984d1c167e54c133033f8da/packages/python-google-compute-engine/google_compute_engine/file_utils.py#L61-L79 |
248,332 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/file_utils.py | Unlock | def Unlock(fd, path):
"""Release the lock on the file.
Args:
fd: int, the file descriptor of the file to unlock.
path: string, the name of the file to lock.
Raises:
IOError, raised from flock while attempting to release a file lock.
"""
try:
fcntl.flock(fd, fcntl.LOCK_UN | fcntl.LOCK_NB)
e... | python | def Unlock(fd, path):
try:
fcntl.flock(fd, fcntl.LOCK_UN | fcntl.LOCK_NB)
except IOError as e:
if e.errno == errno.EWOULDBLOCK:
raise IOError('Exception unlocking %s. Locked by another process.' % path)
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248,333 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/file_utils.py | LockFile | def LockFile(path, blocking=False):
"""Interface to flock-based file locking to prevent concurrent executions.
Args:
path: string, the name of the file to lock.
blocking: bool, whether the function should return immediately.
Yields:
None, yields when a lock on the file is obtained.
Raises:
IO... | python | def LockFile(path, blocking=False):
fd = os.open(path, os.O_CREAT)
try:
Lock(fd, path, blocking)
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try:
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finally:
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248,334 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | RetryOnUnavailable | def RetryOnUnavailable(func):
"""Function decorator to retry on a service unavailable exception."""
@functools.wraps(func)
def Wrapper(*args, **kwargs):
while True:
try:
response = func(*args, **kwargs)
except (httpclient.HTTPException, socket.error, urlerror.URLError) as e:
time.... | python | def RetryOnUnavailable(func):
@functools.wraps(func)
def Wrapper(*args, **kwargs):
while True:
try:
response = func(*args, **kwargs)
except (httpclient.HTTPException, socket.error, urlerror.URLError) as e:
time.sleep(5)
if (isinstance(e, urlerror.HTTPError)
and e.... | [
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248,335 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | MetadataWatcher._GetMetadataRequest | def _GetMetadataRequest(self, metadata_url, params=None, timeout=None):
"""Performs a GET request with the metadata headers.
Args:
metadata_url: string, the URL to perform a GET request on.
params: dictionary, the query parameters in the GET request.
timeout: int, timeout in seconds for metad... | python | def _GetMetadataRequest(self, metadata_url, params=None, timeout=None):
headers = {'Metadata-Flavor': 'Google'}
params = urlparse.urlencode(params or {})
url = '%s?%s' % (metadata_url, params)
request = urlrequest.Request(url, headers=headers)
request_opener = urlrequest.build_opener(urlrequest.Prox... | [
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248,336 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | MetadataWatcher._UpdateEtag | def _UpdateEtag(self, response):
"""Update the etag from an API response.
Args:
response: HTTP response with a header field.
Returns:
bool, True if the etag in the response header updated.
"""
etag = response.headers.get('etag', self.etag)
etag_updated = self.etag != etag
self.... | python | def _UpdateEtag(self, response):
etag = response.headers.get('etag', self.etag)
etag_updated = self.etag != etag
self.etag = etag
return etag_updated | [
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248,337 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | MetadataWatcher._GetMetadataUpdate | def _GetMetadataUpdate(
self, metadata_key='', recursive=True, wait=True, timeout=None):
"""Request the contents of metadata server and deserialize the response.
Args:
metadata_key: string, the metadata key to watch for changes.
recursive: bool, True if we should recursively watch for metadat... | python | def _GetMetadataUpdate(
self, metadata_key='', recursive=True, wait=True, timeout=None):
metadata_key = os.path.join(metadata_key, '') if recursive else metadata_key
metadata_url = os.path.join(METADATA_SERVER, metadata_key)
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248,338 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | MetadataWatcher._HandleMetadataUpdate | def _HandleMetadataUpdate(
self, metadata_key='', recursive=True, wait=True, timeout=None,
retry=True):
"""Wait for a successful metadata response.
Args:
metadata_key: string, the metadata key to watch for changes.
recursive: bool, True if we should recursively watch for metadata change... | python | def _HandleMetadataUpdate(
self, metadata_key='', recursive=True, wait=True, timeout=None,
retry=True):
exception = None
while True:
try:
return self._GetMetadataUpdate(
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248,339 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | MetadataWatcher.WatchMetadata | def WatchMetadata(
self, handler, metadata_key='', recursive=True, timeout=None):
"""Watch for changes to the contents of the metadata server.
Args:
handler: callable, a function to call with the updated metadata contents.
metadata_key: string, the metadata key to watch for changes.
rec... | python | def WatchMetadata(
self, handler, metadata_key='', recursive=True, timeout=None):
while True:
response = self._HandleMetadataUpdate(
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timeout=timeout)
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248,340 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/metadata_watcher.py | MetadataWatcher.GetMetadata | def GetMetadata(
self, metadata_key='', recursive=True, timeout=None, retry=True):
"""Retrieve the contents of metadata server for a metadata key.
Args:
metadata_key: string, the metadata key to watch for changes.
recursive: bool, True if we should recursively watch for metadata changes.
... | python | def GetMetadata(
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return self._HandleMetadataUpdate(
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248,341 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/networking/ip_forwarding/ip_forwarding.py | IpForwarding._LogForwardedIpChanges | def _LogForwardedIpChanges(
self, configured, desired, to_add, to_remove, interface):
"""Log the planned IP address changes.
Args:
configured: list, the IP address strings already configured.
desired: list, the IP address strings that will be configured.
to_add: list, the forwarded IP a... | python | def _LogForwardedIpChanges(
self, configured, desired, to_add, to_remove, interface):
if not to_add and not to_remove:
return
self.logger.info(
'Changing %s IPs from %s to %s by adding %s and removing %s.',
interface, configured or None, desired or None, to_add or None,
to_re... | [
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248,342 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/networking/ip_forwarding/ip_forwarding.py | IpForwarding._AddForwardedIps | def _AddForwardedIps(self, forwarded_ips, interface):
"""Configure the forwarded IP address on the network interface.
Args:
forwarded_ips: list, the forwarded IP address strings to configure.
interface: string, the output device to use.
"""
for address in forwarded_ips:
self.ip_forwar... | python | def _AddForwardedIps(self, forwarded_ips, interface):
for address in forwarded_ips:
self.ip_forwarding_utils.AddForwardedIp(address, interface) | [
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248,343 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/networking/ip_forwarding/ip_forwarding.py | IpForwarding._RemoveForwardedIps | def _RemoveForwardedIps(self, forwarded_ips, interface):
"""Remove the forwarded IP addresses from the network interface.
Args:
forwarded_ips: list, the forwarded IP address strings to delete.
interface: string, the output device to use.
"""
for address in forwarded_ips:
self.ip_forwa... | python | def _RemoveForwardedIps(self, forwarded_ips, interface):
for address in forwarded_ips:
self.ip_forwarding_utils.RemoveForwardedIp(address, interface) | [
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248,344 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/networking/ip_forwarding/ip_forwarding.py | IpForwarding.HandleForwardedIps | def HandleForwardedIps(self, interface, forwarded_ips, interface_ip=None):
"""Handle changes to the forwarded IPs on a network interface.
Args:
interface: string, the output device to configure.
forwarded_ips: list, the forwarded IP address strings desired.
interface_ip: string, current inter... | python | def HandleForwardedIps(self, interface, forwarded_ips, interface_ip=None):
desired = self.ip_forwarding_utils.ParseForwardedIps(forwarded_ips)
configured = self.ip_forwarding_utils.GetForwardedIps(
interface, interface_ip)
to_add = sorted(set(desired) - set(configured))
to_remove = sorted(set(co... | [
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248,345 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/sles_12/utils.py | Utils._WriteIfcfg | def _WriteIfcfg(self, interfaces, logger):
"""Write ifcfg files for multi-NIC support.
Overwrites the files. This allows us to update ifcfg-* in the future.
Disable the network setup to override this behavior and customize the
configurations.
Args:
interfaces: list of string, the output devi... | python | def _WriteIfcfg(self, interfaces, logger):
for interface in interfaces:
interface_config = os.path.join(
self.network_path, 'ifcfg-%s' % interface)
interface_content = [
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interfaces: list of string, the output device names to enable.
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248,346 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/distro_lib/sles_12/utils.py | Utils._Ifup | def _Ifup(self, interfaces, logger):
"""Activate network interfaces.
Args:
interfaces: list of string, the output device names to enable.
logger: logger object, used to write to SysLog and serial port.
"""
ifup = ['/usr/sbin/wicked', 'ifup', '--timeout', '1']
try:
subprocess.check... | python | def _Ifup(self, interfaces, logger):
ifup = ['/usr/sbin/wicked', 'ifup', '--timeout', '1']
try:
subprocess.check_call(ifup + interfaces)
except subprocess.CalledProcessError:
logger.warning('Could not activate interfaces %s.', interfaces) | [
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248,347 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/networking/network_daemon.py | NetworkDaemon.HandleNetworkInterfaces | def HandleNetworkInterfaces(self, result):
"""Called when network interface metadata changes.
Args:
result: dict, the metadata response with the network interfaces.
"""
network_interfaces = self._ExtractInterfaceMetadata(result)
if self.network_setup_enabled:
self.network_setup.EnableN... | python | def HandleNetworkInterfaces(self, result):
network_interfaces = self._ExtractInterfaceMetadata(result)
if self.network_setup_enabled:
self.network_setup.EnableNetworkInterfaces(
[interface.name for interface in network_interfaces[1:]])
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248,348 | GoogleCloudPlatform/compute-image-packages | packages/python-google-compute-engine/google_compute_engine/networking/network_daemon.py | NetworkDaemon._ExtractInterfaceMetadata | def _ExtractInterfaceMetadata(self, metadata):
"""Extracts network interface metadata.
Args:
metadata: dict, the metadata response with the new network interfaces.
Returns:
list, a list of NetworkInterface objects.
"""
interfaces = []
for network_interface in metadata:
mac_ad... | python | def _ExtractInterfaceMetadata(self, metadata):
interfaces = []
for network_interface in metadata:
mac_address = network_interface.get('mac')
interface = self.network_utils.GetNetworkInterface(mac_address)
ip_addresses = []
if interface:
ip_addresses.extend(network_interface.get('... | [
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248,349 | sendgrid/python-http-client | python_http_client/client.py | Client._build_url | def _build_url(self, query_params):
"""Build the final URL to be passed to urllib
:param query_params: A dictionary of all the query parameters
:type query_params: dictionary
:return: string
"""
url = ''
count = 0
while count < len(self._url_path):
... | python | def _build_url(self, query_params):
url = ''
count = 0
while count < len(self._url_path):
url += '/{}'.format(self._url_path[count])
count += 1
# add slash
if self.append_slash:
url += '/'
if query_params:
url_values = url... | [
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248,350 | sendgrid/python-http-client | python_http_client/client.py | Client._build_client | def _build_client(self, name=None):
"""Make a new Client object
:param name: Name of the url segment
:type name: string
:return: A Client object
"""
url_path = self._url_path + [name] if name else self._url_path
return Client(host=self.host,
... | python | def _build_client(self, name=None):
url_path = self._url_path + [name] if name else self._url_path
return Client(host=self.host,
version=self._version,
request_headers=self.request_headers,
url_path=url_path,
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248,351 | sendgrid/python-http-client | python_http_client/client.py | Client._make_request | def _make_request(self, opener, request, timeout=None):
"""Make the API call and return the response. This is separated into
it's own function, so we can mock it easily for testing.
:param opener:
:type opener:
:param request: url payload to request
:type request: url... | python | def _make_request(self, opener, request, timeout=None):
timeout = timeout or self.timeout
try:
return opener.open(request, timeout=timeout)
except HTTPError as err:
exc = handle_error(err)
exc.__cause__ = None
raise exc | [
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248,352 | junzis/pyModeS | pyModeS/decoder/bds/bds08.py | category | def category(msg):
"""Aircraft category number
Args:
msg (string): 28 bytes hexadecimal message string
Returns:
int: category number
"""
if common.typecode(msg) < 1 or common.typecode(msg) > 4:
raise RuntimeError("%s: Not a identification message" % msg)
msgbin = comm... | python | def category(msg):
if common.typecode(msg) < 1 or common.typecode(msg) > 4:
raise RuntimeError("%s: Not a identification message" % msg)
msgbin = common.hex2bin(msg)
return common.bin2int(msgbin[5:8]) | [
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248,353 | junzis/pyModeS | pyModeS/decoder/bds/bds05.py | airborne_position | def airborne_position(msg0, msg1, t0, t1):
"""Decode airborn position from a pair of even and odd position message
Args:
msg0 (string): even message (28 bytes hexadecimal string)
msg1 (string): odd message (28 bytes hexadecimal string)
t0 (int): timestamps for the even message
t... | python | def airborne_position(msg0, msg1, t0, t1):
mb0 = common.hex2bin(msg0)[32:]
mb1 = common.hex2bin(msg1)[32:]
# 131072 is 2^17, since CPR lat and lon are 17 bits each.
cprlat_even = common.bin2int(mb0[22:39]) / 131072.0
cprlon_even = common.bin2int(mb0[39:56]) / 131072.0
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248,354 | junzis/pyModeS | pyModeS/decoder/bds/bds05.py | airborne_position_with_ref | def airborne_position_with_ref(msg, lat_ref, lon_ref):
"""Decode airborne position with only one message,
knowing reference nearby location, such as previously calculated location,
ground station, or airport location, etc. The reference position shall
be with in 180NM of the true position.
Args:
... | python | def airborne_position_with_ref(msg, lat_ref, lon_ref):
mb = common.hex2bin(msg)[32:]
cprlat = common.bin2int(mb[22:39]) / 131072.0
cprlon = common.bin2int(mb[39:56]) / 131072.0
i = int(mb[21])
d_lat = 360.0/59 if i else 360.0/60
j = common.floor(lat_ref / d_lat) \
+ common.floor(0.5 +... | [
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248,355 | junzis/pyModeS | pyModeS/decoder/common.py | hex2bin | def hex2bin(hexstr):
"""Convert a hexdecimal string to binary string, with zero fillings. """
num_of_bits = len(hexstr) * 4
binstr = bin(int(hexstr, 16))[2:].zfill(int(num_of_bits))
return binstr | python | def hex2bin(hexstr):
num_of_bits = len(hexstr) * 4
binstr = bin(int(hexstr, 16))[2:].zfill(int(num_of_bits))
return binstr | [
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248,356 | junzis/pyModeS | pyModeS/decoder/common.py | icao | def icao(msg):
"""Calculate the ICAO address from an Mode-S message
with DF4, DF5, DF20, DF21
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
String: ICAO address in 6 bytes hexadecimal string
"""
DF = df(msg)
if DF in (11, 17, 18):
addr = msg[2:8... | python | def icao(msg):
DF = df(msg)
if DF in (11, 17, 18):
addr = msg[2:8]
elif DF in (0, 4, 5, 16, 20, 21):
c0 = bin2int(crc(msg, encode=True))
c1 = hex2int(msg[-6:])
addr = '%06X' % (c0 ^ c1)
else:
addr = None
return addr | [
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248,357 | junzis/pyModeS | pyModeS/decoder/common.py | gray2int | def gray2int(graystr):
"""Convert greycode to binary"""
num = bin2int(graystr)
num ^= (num >> 8)
num ^= (num >> 4)
num ^= (num >> 2)
num ^= (num >> 1)
return num | python | def gray2int(graystr):
num = bin2int(graystr)
num ^= (num >> 8)
num ^= (num >> 4)
num ^= (num >> 2)
num ^= (num >> 1)
return num | [
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248,358 | junzis/pyModeS | pyModeS/decoder/common.py | allzeros | def allzeros(msg):
"""check if the data bits are all zeros
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
d = hex2bin(data(msg))
if bin2int(d) > 0:
return False
else:
return True | python | def allzeros(msg):
d = hex2bin(data(msg))
if bin2int(d) > 0:
return False
else:
return True | [
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248,359 | junzis/pyModeS | pyModeS/decoder/common.py | wrongstatus | def wrongstatus(data, sb, msb, lsb):
"""Check if the status bit and field bits are consistency. This Function
is used for checking BDS code versions.
"""
# status bit, most significant bit, least significant bit
status = int(data[sb-1])
value = bin2int(data[msb-1:lsb])
if not status:
... | python | def wrongstatus(data, sb, msb, lsb):
# status bit, most significant bit, least significant bit
status = int(data[sb-1])
value = bin2int(data[msb-1:lsb])
if not status:
if value != 0:
return True
return False | [
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248,360 | junzis/pyModeS | pyModeS/decoder/adsb.py | version | def version(msg):
"""ADS-B Version
Args:
msg (string): 28 bytes hexadecimal message string, TC = 31
Returns:
int: version number
"""
tc = typecode(msg)
if tc != 31:
raise RuntimeError("%s: Not a status operation message, expecting TC = 31" % msg)
msgbin = common.h... | python | def version(msg):
tc = typecode(msg)
if tc != 31:
raise RuntimeError("%s: Not a status operation message, expecting TC = 31" % msg)
msgbin = common.hex2bin(msg)
version = common.bin2int(msgbin[72:75])
return version | [
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Args:
msg (string): 28 bytes hexadecimal message string, TC = 31
Returns:
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248,361 | junzis/pyModeS | pyModeS/decoder/adsb.py | nic_v1 | def nic_v1(msg, NICs):
"""Calculate NIC, navigation integrity category, for ADS-B version 1
Args:
msg (string): 28 bytes hexadecimal message string
NICs (int or string): NIC supplement
Returns:
int or string: Horizontal Radius of Containment
int or string: Vertical Protecti... | python | def nic_v1(msg, NICs):
if typecode(msg) < 5 or typecode(msg) > 22:
raise RuntimeError(
"%s: Not a surface position message (5<TC<8), \
airborne position message (8<TC<19), \
or airborne position with GNSS height (20<TC<22)" % msg
)
tc = typecode(msg)
NIC ... | [
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Args:
msg (string): 28 bytes hexadecimal message string
NICs (int or string): NIC supplement
Returns:
int or string: Horizontal Radius of Containment
int or string: Vertical Protection Limit | [
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248,362 | junzis/pyModeS | pyModeS/decoder/adsb.py | nic_v2 | def nic_v2(msg, NICa, NICbc):
"""Calculate NIC, navigation integrity category, for ADS-B version 2
Args:
msg (string): 28 bytes hexadecimal message string
NICa (int or string): NIC supplement - A
NICbc (int or srting): NIC supplement - B or C
Returns:
int or string: Horizon... | python | def nic_v2(msg, NICa, NICbc):
if typecode(msg) < 5 or typecode(msg) > 22:
raise RuntimeError(
"%s: Not a surface position message (5<TC<8), \
airborne position message (8<TC<19), \
or airborne position with GNSS height (20<TC<22)" % msg
)
tc = typecode(msg)
... | [
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msg (string): 28 bytes hexadecimal message string
NICa (int or string): NIC supplement - A
NICbc (int or srting): NIC supplement - B or C
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248,363 | junzis/pyModeS | pyModeS/decoder/adsb.py | nic_s | def nic_s(msg):
"""Obtain NIC supplement bit, TC=31 message
Args:
msg (string): 28 bytes hexadecimal message string
Returns:
int: NICs number (0 or 1)
"""
tc = typecode(msg)
if tc != 31:
raise RuntimeError("%s: Not a status operation message, expecting TC = 31" % msg)
... | python | def nic_s(msg):
tc = typecode(msg)
if tc != 31:
raise RuntimeError("%s: Not a status operation message, expecting TC = 31" % msg)
msgbin = common.hex2bin(msg)
nic_s = int(msgbin[75])
return nic_s | [
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248,364 | junzis/pyModeS | pyModeS/decoder/adsb.py | nic_b | def nic_b(msg):
"""Obtain NICb, navigation integrity category supplement-b
Args:
msg (string): 28 bytes hexadecimal message string
Returns:
int: NICb number (0 or 1)
"""
tc = typecode(msg)
if tc < 9 or tc > 18:
raise RuntimeError("%s: Not a airborne position message, e... | python | def nic_b(msg):
tc = typecode(msg)
if tc < 9 or tc > 18:
raise RuntimeError("%s: Not a airborne position message, expecting 8<TC<19" % msg)
msgbin = common.hex2bin(msg)
nic_b = int(msgbin[39])
return nic_b | [
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248,365 | junzis/pyModeS | pyModeS/decoder/adsb.py | nac_p | def nac_p(msg):
"""Calculate NACp, Navigation Accuracy Category - Position
Args:
msg (string): 28 bytes hexadecimal message string, TC = 29 or 31
Returns:
int or string: 95% horizontal accuracy bounds, Estimated Position Uncertainty
int or string: 95% vertical accuracy bounds, Vert... | python | def nac_p(msg):
tc = typecode(msg)
if tc not in [29, 31]:
raise RuntimeError("%s: Not a target state and status message, \
or operation status message, expecting TC = 29 or 31" % msg)
msgbin = common.hex2bin(msg)
if tc == 29:
NACp = common.bin2int(msgbin[71:... | [
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Args:
msg (string): 28 bytes hexadecimal message string, TC = 29 or 31
Returns:
int or string: 95% horizontal accuracy bounds, Estimated Position Uncertainty
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248,366 | junzis/pyModeS | pyModeS/decoder/adsb.py | nac_v | def nac_v(msg):
"""Calculate NACv, Navigation Accuracy Category - Velocity
Args:
msg (string): 28 bytes hexadecimal message string, TC = 19
Returns:
int or string: 95% horizontal accuracy bounds for velocity, Horizontal Figure of Merit
int or string: 95% vertical accuracy bounds fo... | python | def nac_v(msg):
tc = typecode(msg)
if tc != 19:
raise RuntimeError("%s: Not an airborne velocity message, expecting TC = 19" % msg)
msgbin = common.hex2bin(msg)
NACv = common.bin2int(msgbin[42:45])
try:
HFOMr = uncertainty.NACv[NACv]['HFOMr']
VFOMr = uncertainty.NACv[NACv]... | [
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248,367 | junzis/pyModeS | pyModeS/decoder/adsb.py | sil | def sil(msg, version):
"""Calculate SIL, Surveillance Integrity Level
Args:
msg (string): 28 bytes hexadecimal message string with TC = 29, 31
Returns:
int or string: Probability of exceeding Horizontal Radius of Containment RCu
int or string: Probability of exceeding Vertical Inte... | python | def sil(msg, version):
tc = typecode(msg)
if tc not in [29, 31]:
raise RuntimeError("%s: Not a target state and status messag, \
or operation status message, expecting TC = 29 or 31" % msg)
msgbin = common.hex2bin(msg)
if tc == 29:
SIL = common.bin2int(msgbi... | [
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Args:
msg (string): 28 bytes hexadecimal message string with TC = 29, 31
Returns:
int or string: Probability of exceeding Horizontal Radius of Containment RCu
int or string: Probability of exceeding Vertical Integrity Containment Region VPL
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248,368 | junzis/pyModeS | pyModeS/decoder/bds/bds50.py | roll50 | def roll50(msg):
"""Roll angle, BDS 5,0 message
Args:
msg (String): 28 bytes hexadecimal message (BDS50) string
Returns:
float: angle in degrees,
negative->left wing down, positive->right wing down
"""
d = hex2bin(data(msg))
if d[0] == '0':
return None
... | python | def roll50(msg):
d = hex2bin(data(msg))
if d[0] == '0':
return None
sign = int(d[1]) # 1 -> left wing down
value = bin2int(d[2:11])
if sign:
value = value - 512
angle = value * 45.0 / 256.0 # degree
return round(angle, 1) | [
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248,369 | junzis/pyModeS | pyModeS/decoder/bds/bds50.py | trk50 | def trk50(msg):
"""True track angle, BDS 5,0 message
Args:
msg (String): 28 bytes hexadecimal message (BDS50) string
Returns:
float: angle in degrees to true north (from 0 to 360)
"""
d = hex2bin(data(msg))
if d[11] == '0':
return None
sign = int(d[12]) # 1 -> w... | python | def trk50(msg):
d = hex2bin(data(msg))
if d[11] == '0':
return None
sign = int(d[12]) # 1 -> west
value = bin2int(d[13:23])
if sign:
value = value - 1024
trk = value * 90.0 / 512.0
# convert from [-180, 180] to [0, 360]
if trk < 0:
trk = 360 + trk
retu... | [
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Args:
msg (String): 28 bytes hexadecimal message (BDS50) string
Returns:
float: angle in degrees to true north (from 0 to 360) | [
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248,370 | junzis/pyModeS | pyModeS/decoder/bds/bds50.py | gs50 | def gs50(msg):
"""Ground speed, BDS 5,0 message
Args:
msg (String): 28 bytes hexadecimal message (BDS50) string
Returns:
int: ground speed in knots
"""
d = hex2bin(data(msg))
if d[23] == '0':
return None
spd = bin2int(d[24:34]) * 2 # kts
return spd | python | def gs50(msg):
d = hex2bin(data(msg))
if d[23] == '0':
return None
spd = bin2int(d[24:34]) * 2 # kts
return spd | [
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248,371 | junzis/pyModeS | pyModeS/decoder/bds/bds50.py | tas50 | def tas50(msg):
"""Aircraft true airspeed, BDS 5,0 message
Args:
msg (String): 28 bytes hexadecimal message (BDS50) string
Returns:
int: true airspeed in knots
"""
d = hex2bin(data(msg))
if d[45] == '0':
return None
tas = bin2int(d[46:56]) * 2 # kts
return t... | python | def tas50(msg):
d = hex2bin(data(msg))
if d[45] == '0':
return None
tas = bin2int(d[46:56]) * 2 # kts
return tas | [
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248,372 | junzis/pyModeS | pyModeS/decoder/bds/bds53.py | ias53 | def ias53(msg):
"""Indicated airspeed, DBS 5,3 message
Args:
msg (String): 28 bytes hexadecimal message
Returns:
int: indicated arispeed in knots
"""
d = hex2bin(data(msg))
if d[12] == '0':
return None
ias = bin2int(d[13:23]) # knots
return ias | python | def ias53(msg):
d = hex2bin(data(msg))
if d[12] == '0':
return None
ias = bin2int(d[13:23]) # knots
return ias | [
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248,373 | junzis/pyModeS | pyModeS/decoder/bds/bds53.py | mach53 | def mach53(msg):
"""MACH number, DBS 5,3 message
Args:
msg (String): 28 bytes hexadecimal message
Returns:
float: MACH number
"""
d = hex2bin(data(msg))
if d[23] == '0':
return None
mach = bin2int(d[24:33]) * 0.008
return round(mach, 3) | python | def mach53(msg):
d = hex2bin(data(msg))
if d[23] == '0':
return None
mach = bin2int(d[24:33]) * 0.008
return round(mach, 3) | [
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msg (String): 28 bytes hexadecimal message
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248,374 | junzis/pyModeS | pyModeS/decoder/bds/bds53.py | tas53 | def tas53(msg):
"""Aircraft true airspeed, BDS 5,3 message
Args:
msg (String): 28 bytes hexadecimal message
Returns:
float: true airspeed in knots
"""
d = hex2bin(data(msg))
if d[33] == '0':
return None
tas = bin2int(d[34:46]) * 0.5 # kts
return round(tas, 1... | python | def tas53(msg):
d = hex2bin(data(msg))
if d[33] == '0':
return None
tas = bin2int(d[34:46]) * 0.5 # kts
return round(tas, 1) | [
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248,375 | junzis/pyModeS | pyModeS/extra/tcpclient.py | BaseClient.read_skysense_buffer | def read_skysense_buffer(self):
"""Skysense stream format.
::
----------------------------------------------------------------------------------
Field SS MS MS MS MS MS MS MS MS MS MS MS MS MS MS TS TS TS TS TS TS RS RS RS
--------------------------------------... | python | def read_skysense_buffer(self):
SS_MSGLENGTH = 24
SS_STARTCHAR = 0x24
if len(self.buffer) <= SS_MSGLENGTH:
return None
messages = []
while len(self.buffer) > SS_MSGLENGTH:
i = 0
if self.buffer[i] == SS_STARTCHAR and self.buffer[i+SS_MSGLENGTH... | [
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248,376 | junzis/pyModeS | pyModeS/decoder/bds/bds10.py | is10 | def is10(msg):
"""Check if a message is likely to be BDS code 1,0
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
if allzeros(msg):
return False
d = hex2bin(data(msg))
# first 8 bits must be 0x10
if d[0:8] != '00010000... | python | def is10(msg):
if allzeros(msg):
return False
d = hex2bin(data(msg))
# first 8 bits must be 0x10
if d[0:8] != '00010000':
return False
# bit 10 to 14 are reserved
if bin2int(d[9:14]) != 0:
return False
# overlay capabilty conflict
if d[14] == '1' and bin2int(d... | [
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248,377 | junzis/pyModeS | pyModeS/decoder/bds/bds17.py | is17 | def is17(msg):
"""Check if a message is likely to be BDS code 1,7
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
if allzeros(msg):
return False
d = hex2bin(data(msg))
if bin2int(d[28:56]) != 0:
return False
c... | python | def is17(msg):
if allzeros(msg):
return False
d = hex2bin(data(msg))
if bin2int(d[28:56]) != 0:
return False
caps = cap17(msg)
# basic BDS codes for ADS-B shall be supported
# assuming ADS-B out is installed (2017EU/2020US mandate)
# if not set(['BDS05', 'BDS06', 'BDS08... | [
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248,378 | junzis/pyModeS | pyModeS/decoder/bds/bds17.py | cap17 | def cap17(msg):
"""Extract capacities from BDS 1,7 message
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
list: list of suport BDS codes
"""
allbds = ['05', '06', '07', '08', '09', '0A', '20', '21', '40', '41',
'42', '43', '44', '45', '48', '50', '51... | python | def cap17(msg):
allbds = ['05', '06', '07', '08', '09', '0A', '20', '21', '40', '41',
'42', '43', '44', '45', '48', '50', '51', '52', '53', '54',
'55', '56', '5F', '60', 'NA', 'NA', 'E1', 'E2']
d = hex2bin(data(msg))
idx = [i for i, v in enumerate(d[:28]) if v=='1']
capacity... | [
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248,379 | junzis/pyModeS | pyModeS/streamer/stream.py | Stream.get_aircraft | def get_aircraft(self):
"""all aircraft that are stored in memeory"""
acs = self.acs
icaos = list(acs.keys())
for icao in icaos:
if acs[icao]['lat'] is None:
acs.pop(icao)
return acs | python | def get_aircraft(self):
acs = self.acs
icaos = list(acs.keys())
for icao in icaos:
if acs[icao]['lat'] is None:
acs.pop(icao)
return acs | [
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248,380 | junzis/pyModeS | pyModeS/decoder/bds/bds09.py | altitude_diff | def altitude_diff(msg):
"""Decode the differece between GNSS and barometric altitude
Args:
msg (string): 28 bytes hexadecimal message string, TC=19
Returns:
int: Altitude difference in ft. Negative value indicates GNSS altitude
below barometric altitude.
"""
tc = common... | python | def altitude_diff(msg):
tc = common.typecode(msg)
if tc != 19:
raise RuntimeError("%s: Not a airborne velocity message, expecting TC=19" % msg)
msgbin = common.hex2bin(msg)
sign = -1 if int(msgbin[80]) else 1
value = common.bin2int(msgbin[81:88])
if value == 0 or value == 127:
... | [
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248,381 | junzis/pyModeS | pyModeS/decoder/bds/__init__.py | is50or60 | def is50or60(msg, spd_ref, trk_ref, alt_ref):
"""Use reference ground speed and trk to determine BDS50 and DBS60.
Args:
msg (String): 28 bytes hexadecimal message string
spd_ref (float): reference speed (ADS-B ground speed), kts
trk_ref (float): reference track (ADS-B track angle), deg
... | python | def is50or60(msg, spd_ref, trk_ref, alt_ref):
def vxy(v, angle):
vx = v * np.sin(np.radians(angle))
vy = v * np.cos(np.radians(angle))
return vx, vy
if not (bds50.is50(msg) and bds60.is60(msg)):
return None
h50 = bds50.trk50(msg)
v50 = bds50.gs50(msg)
if h50 is Non... | [
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248,382 | junzis/pyModeS | pyModeS/decoder/bds/__init__.py | infer | def infer(msg, mrar=False):
"""Estimate the most likely BDS code of an message.
Args:
msg (String): 28 bytes hexadecimal message string
mrar (bool): Also infer MRAR (BDS 44) and MHR (BDS 45). Defaults to False.
Returns:
String or None: BDS version, or possible versions, or None if ... | python | def infer(msg, mrar=False):
df = common.df(msg)
if common.allzeros(msg):
return 'EMPTY'
# For ADS-B / Mode-S extended squitter
if df == 17:
tc = common.typecode(msg)
if 1 <= tc <= 4:
return 'BDS08' # indentification and category
if 5 <= tc <= 8:
... | [
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248,383 | junzis/pyModeS | pyModeS/decoder/bds/bds40.py | is40 | def is40(msg):
"""Check if a message is likely to be BDS code 4,0
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 1, 14, and 27
if wrongstatus(d, 1, 2... | python | def is40(msg):
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 1, 14, and 27
if wrongstatus(d, 1, 2, 13):
return False
if wrongstatus(d, 14, 15, 26):
return False
if wrongstatus(d, 27, 28, 39):
return False
if wrongstatus(d, 48, 49, 51... | [
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248,384 | junzis/pyModeS | pyModeS/decoder/bds/bds40.py | alt40fms | def alt40fms(msg):
"""Selected altitude, FMS
Args:
msg (String): 28 bytes hexadecimal message (BDS40) string
Returns:
int: altitude in feet
"""
d = hex2bin(data(msg))
if d[13] == '0':
return None
alt = bin2int(d[14:26]) * 16 # ft
return alt | python | def alt40fms(msg):
d = hex2bin(data(msg))
if d[13] == '0':
return None
alt = bin2int(d[14:26]) * 16 # ft
return alt | [
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248,385 | junzis/pyModeS | pyModeS/decoder/bds/bds40.py | p40baro | def p40baro(msg):
"""Barometric pressure setting
Args:
msg (String): 28 bytes hexadecimal message (BDS40) string
Returns:
float: pressure in millibar
"""
d = hex2bin(data(msg))
if d[26] == '0':
return None
p = bin2int(d[27:39]) * 0.1 + 800 # millibar
return... | python | def p40baro(msg):
d = hex2bin(data(msg))
if d[26] == '0':
return None
p = bin2int(d[27:39]) * 0.1 + 800 # millibar
return p | [
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248,386 | junzis/pyModeS | pyModeS/decoder/bds/bds44.py | is44 | def is44(msg):
"""Check if a message is likely to be BDS code 4,4.
Meteorological routine air report
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 5... | python | def is44(msg):
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 5, 35, 47, 50
if wrongstatus(d, 5, 6, 23):
return False
if wrongstatus(d, 35, 36, 46):
return False
if wrongstatus(d, 47, 48, 49):
return False
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Meteorological routine air report
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msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False | [
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248,387 | junzis/pyModeS | pyModeS/decoder/bds/bds44.py | wind44 | def wind44(msg):
"""Wind speed and direction.
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
(int, float): speed (kt), direction (degree)
"""
d = hex2bin(data(msg))
status = int(d[4])
if not status:
return None
speed = bin2int(d[5:14]) # k... | python | def wind44(msg):
d = hex2bin(data(msg))
status = int(d[4])
if not status:
return None
speed = bin2int(d[5:14]) # knots
direction = bin2int(d[14:23]) * 180.0 / 256.0 # degree
return round(speed, 0), round(direction, 1) | [
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Args:
msg (String): 28 bytes hexadecimal message string
Returns:
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248,388 | junzis/pyModeS | pyModeS/decoder/bds/bds44.py | p44 | def p44(msg):
"""Static pressure.
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: static pressure in hPa
"""
d = hex2bin(data(msg))
if d[34] == '0':
return None
p = bin2int(d[35:46]) # hPa
return p | python | def p44(msg):
d = hex2bin(data(msg))
if d[34] == '0':
return None
p = bin2int(d[35:46]) # hPa
return p | [
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Args:
msg (String): 28 bytes hexadecimal message string
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248,389 | junzis/pyModeS | pyModeS/decoder/bds/bds60.py | is60 | def is60(msg):
"""Check if a message is likely to be BDS code 6,0
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 1, 13, 24, 35, 46
if wrongstatus(d, ... | python | def is60(msg):
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 1, 13, 24, 35, 46
if wrongstatus(d, 1, 2, 12):
return False
if wrongstatus(d, 13, 14, 23):
return False
if wrongstatus(d, 24, 25, 34):
return False
if wrongstatus(d, 35, 36... | [
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msg (String): 28 bytes hexadecimal message string
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248,390 | junzis/pyModeS | pyModeS/decoder/bds/bds60.py | hdg60 | def hdg60(msg):
"""Megnetic heading of aircraft
Args:
msg (String): 28 bytes hexadecimal message (BDS60) string
Returns:
float: heading in degrees to megnetic north (from 0 to 360)
"""
d = hex2bin(data(msg))
if d[0] == '0':
return None
sign = int(d[1]) # 1 -> w... | python | def hdg60(msg):
d = hex2bin(data(msg))
if d[0] == '0':
return None
sign = int(d[1]) # 1 -> west
value = bin2int(d[2:12])
if sign:
value = value - 1024
hdg = value * 90 / 512.0 # degree
# convert from [-180, 180] to [0, 360]
if hdg < 0:
hdg = 360 + hdg
... | [
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Args:
msg (String): 28 bytes hexadecimal message (BDS60) string
Returns:
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248,391 | junzis/pyModeS | pyModeS/decoder/bds/bds60.py | mach60 | def mach60(msg):
"""Aircraft MACH number
Args:
msg (String): 28 bytes hexadecimal message (BDS60) string
Returns:
float: MACH number
"""
d = hex2bin(data(msg))
if d[23] == '0':
return None
mach = bin2int(d[24:34]) * 2.048 / 512.0
return round(mach, 3) | python | def mach60(msg):
d = hex2bin(data(msg))
if d[23] == '0':
return None
mach = bin2int(d[24:34]) * 2.048 / 512.0
return round(mach, 3) | [
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Args:
msg (String): 28 bytes hexadecimal message (BDS60) string
Returns:
float: MACH number | [
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] | 8cd5655a04b08171a9ad5f1ffd232b7e0178ea53 | https://github.com/junzis/pyModeS/blob/8cd5655a04b08171a9ad5f1ffd232b7e0178ea53/pyModeS/decoder/bds/bds60.py#L122-L137 |
248,392 | junzis/pyModeS | pyModeS/decoder/bds/bds60.py | vr60baro | def vr60baro(msg):
"""Vertical rate from barometric measurement, this value may be very noisy.
Args:
msg (String): 28 bytes hexadecimal message (BDS60) string
Returns:
int: vertical rate in feet/minutes
"""
d = hex2bin(data(msg))
if d[34] == '0':
return None
sign ... | python | def vr60baro(msg):
d = hex2bin(data(msg))
if d[34] == '0':
return None
sign = int(d[35]) # 1 -> negative value, two's complement
value = bin2int(d[36:45])
if value == 0 or value == 511: # all zeros or all ones
return 0
value = value - 512 if sign else value
roc = val... | [
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msg (String): 28 bytes hexadecimal message (BDS60) string
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248,393 | junzis/pyModeS | pyModeS/decoder/bds/bds45.py | is45 | def is45(msg):
"""Check if a message is likely to be BDS code 4,5.
Meteorological hazard report
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False
"""
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 1, 4, ... | python | def is45(msg):
if allzeros(msg):
return False
d = hex2bin(data(msg))
# status bit 1, 4, 7, 10, 13, 16, 27, 39
if wrongstatus(d, 1, 2, 3):
return False
if wrongstatus(d, 4, 5, 6):
return False
if wrongstatus(d, 7, 8, 9):
return False
if wrongstatus(d, 10, ... | [
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Meteorological hazard report
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
bool: True or False | [
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248,394 | junzis/pyModeS | pyModeS/decoder/bds/bds45.py | ws45 | def ws45(msg):
"""Wind shear.
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: Wind shear level. 0=NIL, 1=Light, 2=Moderate, 3=Severe
"""
d = hex2bin(data(msg))
if d[3] == '0':
return None
ws = bin2int(d[4:6])
return ws | python | def ws45(msg):
d = hex2bin(data(msg))
if d[3] == '0':
return None
ws = bin2int(d[4:6])
return ws | [
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Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: Wind shear level. 0=NIL, 1=Light, 2=Moderate, 3=Severe | [
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248,395 | junzis/pyModeS | pyModeS/decoder/bds/bds45.py | wv45 | def wv45(msg):
"""Wake vortex.
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: Wake vortex level. 0=NIL, 1=Light, 2=Moderate, 3=Severe
"""
d = hex2bin(data(msg))
if d[12] == '0':
return None
ws = bin2int(d[13:15])
return ws | python | def wv45(msg):
d = hex2bin(data(msg))
if d[12] == '0':
return None
ws = bin2int(d[13:15])
return ws | [
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Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: Wake vortex level. 0=NIL, 1=Light, 2=Moderate, 3=Severe | [
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248,396 | junzis/pyModeS | pyModeS/decoder/bds/bds45.py | p45 | def p45(msg):
"""Average static pressure.
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: static pressure in hPa
"""
d = hex2bin(data(msg))
if d[26] == '0':
return None
p = bin2int(d[27:38]) # hPa
return p | python | def p45(msg):
d = hex2bin(data(msg))
if d[26] == '0':
return None
p = bin2int(d[27:38]) # hPa
return p | [
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msg (String): 28 bytes hexadecimal message string
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248,397 | junzis/pyModeS | pyModeS/decoder/bds/bds45.py | rh45 | def rh45(msg):
"""Radio height.
Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: radio height in ft
"""
d = hex2bin(data(msg))
if d[38] == '0':
return None
rh = bin2int(d[39:51]) * 16
return rh | python | def rh45(msg):
d = hex2bin(data(msg))
if d[38] == '0':
return None
rh = bin2int(d[39:51]) * 16
return rh | [
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Args:
msg (String): 28 bytes hexadecimal message string
Returns:
int: radio height in ft | [
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] | 8cd5655a04b08171a9ad5f1ffd232b7e0178ea53 | https://github.com/junzis/pyModeS/blob/8cd5655a04b08171a9ad5f1ffd232b7e0178ea53/pyModeS/decoder/bds/bds45.py#L210-L224 |
248,398 | junzis/pyModeS | pyModeS/extra/aero.py | vsound | def vsound(H):
"""Speed of sound"""
T = temperature(H)
a = np.sqrt(gamma * R * T)
return a | python | def vsound(H):
T = temperature(H)
a = np.sqrt(gamma * R * T)
return a | [
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] | 8cd5655a04b08171a9ad5f1ffd232b7e0178ea53 | https://github.com/junzis/pyModeS/blob/8cd5655a04b08171a9ad5f1ffd232b7e0178ea53/pyModeS/extra/aero.py#L78-L82 |
248,399 | junzis/pyModeS | pyModeS/extra/aero.py | distance | def distance(lat1, lon1, lat2, lon2, H=0):
"""
Compute spherical distance from spherical coordinates.
For two locations in spherical coordinates
(1, theta, phi) and (1, theta', phi')
cosine( arc length ) =
sin phi sin phi' cos(theta-theta') + cos phi cos phi'
distance = rho * arc length
... | python | def distance(lat1, lon1, lat2, lon2, H=0):
# phi = 90 - latitude
phi1 = np.radians(90.0 - lat1)
phi2 = np.radians(90.0 - lat2)
# theta = longitude
theta1 = np.radians(lon1)
theta2 = np.radians(lon2)
cos = np.sin(phi1) * np.sin(phi2) * np.cos(theta1 - theta2) + np.cos(phi1) * np.cos(phi2)
... | [
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For two locations in spherical coordinates
(1, theta, phi) and (1, theta', phi')
cosine( arc length ) =
sin phi sin phi' cos(theta-theta') + cos phi cos phi'
distance = rho * arc length | [
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] | 8cd5655a04b08171a9ad5f1ffd232b7e0178ea53 | https://github.com/junzis/pyModeS/blob/8cd5655a04b08171a9ad5f1ffd232b7e0178ea53/pyModeS/extra/aero.py#L85-L109 |
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