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train | VSCtlContext.parse_column_key_value | Parses 'setting_string' as str formatted in <column>[:<key>]=<value>
and returns str type 'column' and json formatted 'value' | ryu/lib/ovs/vsctl.py | def parse_column_key_value(table_schema, setting_string):
"""
Parses 'setting_string' as str formatted in <column>[:<key>]=<value>
and returns str type 'column' and json formatted 'value'
"""
if ':' in setting_string:
# splits <column>:<key>=<value> into <column> and ... | def parse_column_key_value(table_schema, setting_string):
"""
Parses 'setting_string' as str formatted in <column>[:<key>]=<value>
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"""
if ':' in setting_string:
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train | VSCtl._do_main | :type commands: list of VSCtlCommand | ryu/lib/ovs/vsctl.py | def _do_main(self, commands):
"""
:type commands: list of VSCtlCommand
"""
self._reset()
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self._run_prerequisites(commands)
idl_ = idl.Idl(self.remote, self.schema_helper)
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"""
:type commands: list of VSCtlCommand
"""
self._reset()
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self._run_prerequisites(commands)
idl_ = idl.Idl(self.remote, self.schema_helper)
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train | VSCtl._run_command | :type commands: list of VSCtlCommand | ryu/lib/ovs/vsctl.py | def _run_command(self, commands):
"""
:type commands: list of VSCtlCommand
"""
all_commands = {
# Open vSwitch commands.
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"""
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train | VSCtl.run_command | Executes the given commands and sends OVSDB messages.
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If ``timeout_sec`` is specified, raises exception after the given
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function will wraps ... | ryu/lib/ovs/vsctl.py | def run_command(self, commands, timeout_sec=None, exception=None):
"""
Executes the given commands and sends OVSDB messages.
``commands`` must be a list of
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Executes the given commands and sends OVSDB messages.
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train | VSCtl._check_value | :type column_value: tuple of column and value_json | ryu/lib/ovs/vsctl.py | def _check_value(self, ovsrec_row, column_value):
"""
:type column_value: tuple of column and value_json
"""
column, value_json = column_value
column_schema = ovsrec_row._table.columns[column]
value = ovs.db.data.Datum.from_json(
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"""
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"""
column, value_json = column_value
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train | VSCtl._find | :type column_values: list of (column, value_json) | ryu/lib/ovs/vsctl.py | def _find(self, ctx, table_name, column_values):
"""
:type column_values: list of (column, value_json)
"""
result = []
for ovsrec_row in ctx.idl.tables[table_name].rows.values():
LOG.debug('ovsrec_row %s', ovsrec_row_to_string(ovsrec_row))
if all(self._che... | def _find(self, ctx, table_name, column_values):
"""
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"""
result = []
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train | VSCtl._set | :type column_values: list of (column, value_json) | ryu/lib/ovs/vsctl.py | def _set(self, ctx, table_name, record_id, column_values):
"""
:type column_values: list of (column, value_json)
"""
vsctl_table = self._get_table(table_name)
ovsrec_row = ctx.must_get_row(vsctl_table, record_id)
for column, value in column_values:
ctx.set_col... | def _set(self, ctx, table_name, record_id, column_values):
"""
:type column_values: list of (column, value_json)
"""
vsctl_table = self._get_table(table_name)
ovsrec_row = ctx.must_get_row(vsctl_table, record_id)
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train | VSCtl._add | :type column_values: list of (column, value_json) | ryu/lib/ovs/vsctl.py | def _add(self, ctx, table_name, record_id, column_values):
"""
:type column_values: list of (column, value_json)
"""
vsctl_table = self._get_table(table_name)
ovsrec_row = ctx.must_get_row(vsctl_table, record_id)
for column, value in column_values:
ctx.add_col... | def _add(self, ctx, table_name, record_id, column_values):
"""
:type column_values: list of (column, value_json)
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vsctl_table = self._get_table(table_name)
ovsrec_row = ctx.must_get_row(vsctl_table, record_id)
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train | VSCtl._remove | :type column_values: list of (column, value_json) | ryu/lib/ovs/vsctl.py | def _remove(self, ctx, table_name, record_id, column_values):
"""
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vsctl_table = self._get_table(table_name)
ovsrec_row = ctx.must_get_row(vsctl_table, record_id)
for column, value in column_values:
ctx.remo... | def _remove(self, ctx, table_name, record_id, column_values):
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vsctl_table = self._get_table(table_name)
ovsrec_row = ctx.must_get_row(vsctl_table, record_id)
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train | add_bgp_error_metadata | Decorator for all exceptions that want to set exception class meta-data. | ryu/services/protocols/bgp/base.py | def add_bgp_error_metadata(code, sub_code, def_desc='unknown'):
"""Decorator for all exceptions that want to set exception class meta-data.
"""
# Check registry if we already have an exception with same code/sub-code
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raise ValueError('BGP... | def add_bgp_error_metadata(code, sub_code, def_desc='unknown'):
"""Decorator for all exceptions that want to set exception class meta-data.
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# Check registry if we already have an exception with same code/sub-code
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train | validate | Defines a decorator to register a validator with a name for look-up.
If name is not provided we use function name as name of the validator. | ryu/services/protocols/bgp/base.py | def validate(**kwargs):
"""Defines a decorator to register a validator with a name for look-up.
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"""
def decorator(func):
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return decorator | def validate(**kwargs):
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def decorator(func):
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train | OVSBridge.run_command | Executes the given commands and sends OVSDB messages.
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"""
Executes the given commands and sends OVSDB messages.
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The given ``timeout`` and ``exception`` when instantiation will be used
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train | OVSBridge.init | Validates the given ``ovsdb_addr`` and connects to OVS instance.
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train | OVSBridge._get_bridge_name | get Bridge name of a given 'datapath_id' | ryu/lib/ovs/bridge.py | def _get_bridge_name(self):
""" get Bridge name of a given 'datapath_id' """
command = ovs_vsctl.VSCtlCommand(
'find',
('Bridge',
'datapath_id=%s' % dpid_lib.dpid_to_str(self.datapath_id)))
self.run_command([command])
if not isinstance(command.result,... | def _get_bridge_name(self):
""" get Bridge name of a given 'datapath_id' """
command = ovs_vsctl.VSCtlCommand(
'find',
('Bridge',
'datapath_id=%s' % dpid_lib.dpid_to_str(self.datapath_id)))
self.run_command([command])
if not isinstance(command.result,... | [
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train | OVSBridge.get_controller | Gets the configured OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get-controller <bridge> | ryu/lib/ovs/bridge.py | def get_controller(self):
"""
Gets the configured OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get-controller <bridge>
"""
command = ovs_vsctl.VSCtlCommand('get-controller', [self.br_name])
self.r... | def get_controller(self):
"""
Gets the configured OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get-controller <bridge>
"""
command = ovs_vsctl.VSCtlCommand('get-controller', [self.br_name])
self.r... | [
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train | OVSBridge.set_controller | Sets the OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl set-controller <bridge> <target>... | ryu/lib/ovs/bridge.py | def set_controller(self, controllers):
"""
Sets the OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl set-controller <bridge> <target>...
"""
command = ovs_vsctl.VSCtlCommand('set-controller', [self.br_name])
... | def set_controller(self, controllers):
"""
Sets the OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl set-controller <bridge> <target>...
"""
command = ovs_vsctl.VSCtlCommand('set-controller', [self.br_name])
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train | OVSBridge.del_controller | Deletes the configured OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl del-controller <bridge> | ryu/lib/ovs/bridge.py | def del_controller(self):
"""
Deletes the configured OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl del-controller <bridge>
"""
command = ovs_vsctl.VSCtlCommand('del-controller', [self.br_name])
sel... | def del_controller(self):
"""
Deletes the configured OpenFlow controller address.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl del-controller <bridge>
"""
command = ovs_vsctl.VSCtlCommand('del-controller', [self.br_name])
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train | OVSBridge.list_db_attributes | Lists 'record' (or all records) in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl list TBL [REC] | ryu/lib/ovs/bridge.py | def list_db_attributes(self, table, record=None):
"""
Lists 'record' (or all records) in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl list TBL [REC]
"""
command = ovs_vsctl.VSCtlCommand('list', (table, record))
self.... | def list_db_attributes(self, table, record=None):
"""
Lists 'record' (or all records) in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl list TBL [REC]
"""
command = ovs_vsctl.VSCtlCommand('list', (table, record))
self.... | [
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train | OVSBridge.find_db_attributes | Lists records satisfying 'conditions' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl find TBL CONDITION...
.. Note::
Currently, only '=' condition is supported.
To support other condition is TODO. | ryu/lib/ovs/bridge.py | def find_db_attributes(self, table, *conditions):
"""
Lists records satisfying 'conditions' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl find TBL CONDITION...
.. Note::
Currently, only '=' condition is supported.
... | def find_db_attributes(self, table, *conditions):
"""
Lists records satisfying 'conditions' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl find TBL CONDITION...
.. Note::
Currently, only '=' condition is supported.
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train | OVSBridge.get_db_attribute | Gets values of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL[:KEY] | ryu/lib/ovs/bridge.py | def get_db_attribute(self, table, record, column, key=None):
"""
Gets values of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL[:KEY]
"""
if key is not None:
column = '%s:%s' ... | def get_db_attribute(self, table, record, column, key=None):
"""
Gets values of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL[:KEY]
"""
if key is not None:
column = '%s:%s' ... | [
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train | OVSBridge.set_db_attribute | Sets 'value' into 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl set TBL REC COL[:KEY]=VALUE | ryu/lib/ovs/bridge.py | def set_db_attribute(self, table, record, column, value, key=None):
"""
Sets 'value' into 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl set TBL REC COL[:KEY]=VALUE
"""
if key is not None:
c... | def set_db_attribute(self, table, record, column, value, key=None):
"""
Sets 'value' into 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl set TBL REC COL[:KEY]=VALUE
"""
if key is not None:
c... | [
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train | OVSBridge.clear_db_attribute | Clears values from 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl clear TBL REC COL | ryu/lib/ovs/bridge.py | def clear_db_attribute(self, table, record, column):
"""
Clears values from 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl clear TBL REC COL
"""
command = ovs_vsctl.VSCtlCommand('clear', (table, record,... | def clear_db_attribute(self, table, record, column):
"""
Clears values from 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl clear TBL REC COL
"""
command = ovs_vsctl.VSCtlCommand('clear', (table, record,... | [
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train | OVSBridge.db_get_val | Gets values of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL | ryu/lib/ovs/bridge.py | def db_get_val(self, table, record, column):
"""
Gets values of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL
"""
command = ovs_vsctl.VSCtlCommand('get', (table, record, column))
... | def db_get_val(self, table, record, column):
"""
Gets values of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL
"""
command = ovs_vsctl.VSCtlCommand('get', (table, record, column))
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train | OVSBridge.db_get_map | Gets dict type value of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL | ryu/lib/ovs/bridge.py | def db_get_map(self, table, record, column):
"""
Gets dict type value of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL
"""
val = self.db_get_val(table, record, column)
assert is... | def db_get_map(self, table, record, column):
"""
Gets dict type value of 'column' in 'record' in 'table'.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get TBL REC COL
"""
val = self.db_get_val(table, record, column)
assert is... | [
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train | OVSBridge.delete_port | Deletes a port on the OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl --if-exists del-port <bridge> <port> | ryu/lib/ovs/bridge.py | def delete_port(self, port_name):
"""
Deletes a port on the OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl --if-exists del-port <bridge> <port>
"""
command = ovs_vsctl.VSCtlCommand(
'del-port', (self.br_name, ... | def delete_port(self, port_name):
"""
Deletes a port on the OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl --if-exists del-port <bridge> <port>
"""
command = ovs_vsctl.VSCtlCommand(
'del-port', (self.br_name, ... | [
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train | OVSBridge.get_ofport | Gets the OpenFlow port number.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get Interface <port> ofport | ryu/lib/ovs/bridge.py | def get_ofport(self, port_name):
"""
Gets the OpenFlow port number.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get Interface <port> ofport
"""
ofport_list = self.db_get_val('Interface', port_name, 'ofport')
assert len(ofpor... | def get_ofport(self, port_name):
"""
Gets the OpenFlow port number.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl get Interface <port> ofport
"""
ofport_list = self.db_get_val('Interface', port_name, 'ofport')
assert len(ofpor... | [
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train | OVSBridge.get_port_name_list | Gets a list of all ports on OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl list-ports <bridge> | ryu/lib/ovs/bridge.py | def get_port_name_list(self):
"""
Gets a list of all ports on OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl list-ports <bridge>
"""
command = ovs_vsctl.VSCtlCommand('list-ports', (self.br_name, ))
self.run_comman... | def get_port_name_list(self):
"""
Gets a list of all ports on OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl list-ports <bridge>
"""
command = ovs_vsctl.VSCtlCommand('list-ports', (self.br_name, ))
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train | OVSBridge.add_bond | Creates a bonded port.
:param name: Port name to be created
:param ifaces: List of interfaces containing at least 2 interfaces
:param bond_mode: Bonding mode (active-backup, balance-tcp
or balance-slb)
:param lacp: LACP mode (active, passive or off) | ryu/lib/ovs/bridge.py | def add_bond(self, name, ifaces, bond_mode=None, lacp=None):
"""
Creates a bonded port.
:param name: Port name to be created
:param ifaces: List of interfaces containing at least 2 interfaces
:param bond_mode: Bonding mode (active-backup, balance-tcp
or... | def add_bond(self, name, ifaces, bond_mode=None, lacp=None):
"""
Creates a bonded port.
:param name: Port name to be created
:param ifaces: List of interfaces containing at least 2 interfaces
:param bond_mode: Bonding mode (active-backup, balance-tcp
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train | OVSBridge.add_tunnel_port | Creates a tunnel port.
:param name: Port name to be created
:param tunnel_type: Type of tunnel (gre or vxlan)
:param remote_ip: Remote IP address of tunnel
:param local_ip: Local IP address of tunnel
:param key: Key of GRE or VNI of VxLAN
:param ofport: Requested OpenFlo... | ryu/lib/ovs/bridge.py | def add_tunnel_port(self, name, tunnel_type, remote_ip,
local_ip=None, key=None, ofport=None):
"""
Creates a tunnel port.
:param name: Port name to be created
:param tunnel_type: Type of tunnel (gre or vxlan)
:param remote_ip: Remote IP address of tunnel
... | def add_tunnel_port(self, name, tunnel_type, remote_ip,
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"""
Creates a tunnel port.
:param name: Port name to be created
:param tunnel_type: Type of tunnel (gre or vxlan)
:param remote_ip: Remote IP address of tunnel
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train | OVSBridge.add_gre_port | Creates a GRE tunnel port.
See the description of ``add_tunnel_port()``. | ryu/lib/ovs/bridge.py | def add_gre_port(self, name, remote_ip,
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Creates a GRE tunnel port.
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train | OVSBridge.add_vxlan_port | Creates a VxLAN tunnel port.
See the description of ``add_tunnel_port()``. | ryu/lib/ovs/bridge.py | def add_vxlan_port(self, name, remote_ip,
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"""
Creates a VxLAN tunnel port.
See the description of ``add_tunnel_port()``.
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"""
Creates a VxLAN tunnel port.
See the description of ``add_tunnel_port()``.
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train | OVSBridge.del_port | Deletes a port on OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl del-port <bridge> <port> | ryu/lib/ovs/bridge.py | def del_port(self, port_name):
"""
Deletes a port on OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl del-port <bridge> <port>
"""
command = ovs_vsctl.VSCtlCommand('del-port', (self.br_name, port_name))
self.run_com... | def del_port(self, port_name):
"""
Deletes a port on OVS instance.
This method is corresponding to the following ovs-vsctl command::
$ ovs-vsctl del-port <bridge> <port>
"""
command = ovs_vsctl.VSCtlCommand('del-port', (self.br_name, port_name))
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train | OVSBridge.set_qos | Sets a Qos rule and creates Queues on the given port. | ryu/lib/ovs/bridge.py | def set_qos(self, port_name, type='linux-htb', max_rate=None, queues=None):
"""
Sets a Qos rule and creates Queues on the given port.
"""
queues = queues if queues else []
command_qos = ovs_vsctl.VSCtlCommand(
'set-qos',
[port_name, type, max_rate])
... | def set_qos(self, port_name, type='linux-htb', max_rate=None, queues=None):
"""
Sets a Qos rule and creates Queues on the given port.
"""
queues = queues if queues else []
command_qos = ovs_vsctl.VSCtlCommand(
'set-qos',
[port_name, type, max_rate])
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train | OVSBridge.del_qos | Deletes the Qos rule on the given port. | ryu/lib/ovs/bridge.py | def del_qos(self, port_name):
"""
Deletes the Qos rule on the given port.
"""
command = ovs_vsctl.VSCtlCommand(
'del-qos',
[port_name])
self.run_command([command]) | def del_qos(self, port_name):
"""
Deletes the Qos rule on the given port.
"""
command = ovs_vsctl.VSCtlCommand(
'del-qos',
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train | checksum_ip | calculate checksum of IP pseudo header
IPv4 pseudo header
UDP RFC768
TCP RFC793 3.1
0 7 8 15 16 23 24 31
+--------+--------+--------+--------+
| source address |
+--------+--------+--------+--------+
| destination address |
+--------... | ryu/lib/packet/packet_utils.py | def checksum_ip(ipvx, length, payload):
"""
calculate checksum of IP pseudo header
IPv4 pseudo header
UDP RFC768
TCP RFC793 3.1
0 7 8 15 16 23 24 31
+--------+--------+--------+--------+
| source address |
+--------+--------+--------+--------+
... | def checksum_ip(ipvx, length, payload):
"""
calculate checksum of IP pseudo header
IPv4 pseudo header
UDP RFC768
TCP RFC793 3.1
0 7 8 15 16 23 24 31
+--------+--------+--------+--------+
| source address |
+--------+--------+--------+--------+
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train | fletcher_checksum | Fletcher Checksum -- Refer to RFC1008
calling with offset == _FLETCHER_CHECKSUM_VALIDATE will validate the
checksum without modifying the buffer; a valid checksum returns 0. | ryu/lib/packet/packet_utils.py | def fletcher_checksum(data, offset):
"""
Fletcher Checksum -- Refer to RFC1008
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c0 = 0
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data = bytearray(da... | def fletcher_checksum(data, offset):
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train | vrrp_config | create an instance.
returns EventVRRPConfigReply(instance.name, interface, config)
on success.
returns EventVRRPConfigReply(None, interface, config)
on failure. | ryu/services/protocols/vrrp/api.py | def vrrp_config(app, interface, config):
"""create an instance.
returns EventVRRPConfigReply(instance.name, interface, config)
on success.
returns EventVRRPConfigReply(None, interface, config)
on failure.
"""
config_request = vrrp_event.EventVRRPConfigRequest(interface, config)
config_re... | def vrrp_config(app, interface, config):
"""create an instance.
returns EventVRRPConfigReply(instance.name, interface, config)
on success.
returns EventVRRPConfigReply(None, interface, config)
on failure.
"""
config_request = vrrp_event.EventVRRPConfigRequest(interface, config)
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train | vrrp_shutdown | shutdown the instance. | ryu/services/protocols/vrrp/api.py | def vrrp_shutdown(app, instance_name):
"""shutdown the instance.
"""
shutdown_request = vrrp_event.EventVRRPShutdownRequest(instance_name)
app.send_event(vrrp_event.VRRP_MANAGER_NAME, shutdown_request) | def vrrp_shutdown(app, instance_name):
"""shutdown the instance.
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shutdown_request = vrrp_event.EventVRRPShutdownRequest(instance_name)
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train | vrrp_transmit | transmit a packet from the switch. this is internal use only.
data is str-like, a packet to send. | ryu/services/protocols/vrrp/api.py | def vrrp_transmit(app, monitor_name, data):
"""transmit a packet from the switch. this is internal use only.
data is str-like, a packet to send.
"""
transmit_request = vrrp_event.EventVRRPTransmitRequest(data)
app.send_event(monitor_name, transmit_request) | def vrrp_transmit(app, monitor_name, data):
"""transmit a packet from the switch. this is internal use only.
data is str-like, a packet to send.
"""
transmit_request = vrrp_event.EventVRRPTransmitRequest(data)
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train | vrrp_list | list instances.
returns EventVRRPListReply([VRRPInstance]). | ryu/services/protocols/vrrp/api.py | def vrrp_list(app, instance_name=None):
"""list instances.
returns EventVRRPListReply([VRRPInstance]).
"""
list_request = vrrp_event.EventVRRPListRequest(instance_name)
list_request.dst = vrrp_event.VRRP_MANAGER_NAME
return app.send_request(list_request) | def vrrp_list(app, instance_name=None):
"""list instances.
returns EventVRRPListReply([VRRPInstance]).
"""
list_request = vrrp_event.EventVRRPListRequest(instance_name)
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train | vrrp_config_change | change configuration of an instance.
None means no change. | ryu/services/protocols/vrrp/api.py | def vrrp_config_change(app, instance_name,
priority=None, advertisement_interval=None,
preempt_mode=None, accept_mode=None):
"""change configuration of an instance.
None means no change.
"""
config_change = vrrp_event.EventVRRPConfigChangeRequest(
in... | def vrrp_config_change(app, instance_name,
priority=None, advertisement_interval=None,
preempt_mode=None, accept_mode=None):
"""change configuration of an instance.
None means no change.
"""
config_change = vrrp_event.EventVRRPConfigChangeRequest(
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train | OFPMatch.parser | Returns an object which is generated from a buffer including the
expression of the wire protocol of the flow match. | ryu/ofproto/ofproto_v1_5_parser.py | def parser(cls, buf, offset):
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"""
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Returns the output length. | ryu/ofproto/ofproto_v1_5_parser.py | def serialize(self, buf, offset):
"""
Outputs the expression of the wire protocol of the flow match into
the buf.
Returns the output length.
"""
fields = [ofproto.oxm_from_user(k, uv) for (k, uv)
in self._fields2]
hdr_pack_str = '!HH'
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Outputs the expression of the wire protocol of the flow match into
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Returns the output length.
"""
fields = [ofproto.oxm_from_user(k, uv) for (k, uv)
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train | OFPMatch.to_jsondict | Returns a dict expressing the flow match. | ryu/ofproto/ofproto_v1_5_parser.py | def to_jsondict(self):
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train | OFPMatch.from_jsondict | Returns an object which is generated from a dict.
Exception raises:
KeyError -- Unknown match field is defined in dict | ryu/ofproto/ofproto_v1_5_parser.py | def from_jsondict(cls, dict_):
"""
Returns an object which is generated from a dict.
Exception raises:
KeyError -- Unknown match field is defined in dict
"""
fields = [ofproto.oxm_from_jsondict(f) for f
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return OFPMatch(_o... | def from_jsondict(cls, dict_):
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fields = [ofproto.oxm_from_jsondict(f) for f
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train | OFPStats.parser | Returns an object which is generated from a buffer including the
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Returns an object which is generated from a buffer including the
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Returns an object which is generated from a buffer including the
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stats = OFPStats()
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train | OFPStats.serialize | Outputs the expression of the wire protocol of the flow stats into
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train | OFPStats.to_jsondict | Returns a dict expressing the flow stats. | ryu/ofproto/ofproto_v1_5_parser.py | def to_jsondict(self):
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body = {"oxs_fields": [ofproto.oxs_to_jsondict(k, uv) for k, uv
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return {self.__class__.__name__: body} | def to_jsondict(self):
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body = {"oxs_fields": [ofproto.oxs_to_jsondict(k, uv) for k, uv
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train | OFPStats.from_jsondict | Returns an object which is generated from a dict.
Exception raises:
KeyError -- Unknown stats field is defined in dict | ryu/ofproto/ofproto_v1_5_parser.py | def from_jsondict(cls, dict_):
"""
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Exception raises:
KeyError -- Unknown stats field is defined in dict
"""
fields = [ofproto.oxs_from_jsondict(f) for f
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fields = [ofproto.oxs_from_jsondict(f) for f
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train | ofp_instruction_from_str | Parse an ovs-ofctl style action string and return a list of
jsondict representations of OFPInstructionActions, which
can then be passed to ofproto_parser.ofp_instruction_from_jsondict.
Please note that this is for making transition from ovs-ofctl
easier. Please consider using OFPAction constructors whe... | ryu/lib/ofctl_string.py | def ofp_instruction_from_str(ofproto, action_str):
"""
Parse an ovs-ofctl style action string and return a list of
jsondict representations of OFPInstructionActions, which
can then be passed to ofproto_parser.ofp_instruction_from_jsondict.
Please note that this is for making transition from ovs-ofc... | def ofp_instruction_from_str(ofproto, action_str):
"""
Parse an ovs-ofctl style action string and return a list of
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train | tokenize_ofp_instruction_arg | Tokenize an argument portion of ovs-ofctl style action string. | ryu/lib/ofctl_string.py | def tokenize_ofp_instruction_arg(arg):
"""
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try:
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result = []
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r... | def tokenize_ofp_instruction_arg(arg):
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Tokenize an argument portion of ovs-ofctl style action string.
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train | ofp_ofctl_field_name_to_ryu | Convert an ovs-ofctl field name to ryu equivalent. | ryu/lib/ofctl_string.py | def ofp_ofctl_field_name_to_ryu(field):
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mapped = _OXM_FIELD_OFCTL_ALIASES.get(field)
if mapped:
return mapped
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mapped = _OXM_FIELD_OFCTL_ALIASES.get(field[:-3] + "src")
if mapped:
retur... | def ofp_ofctl_field_name_to_ryu(field):
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mapped = _OXM_FIELD_OFCTL_ALIASES.get(field)
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train | nxm_field_name_to_ryu | Convert an ovs-ofctl style NXM_/OXM_ field name to
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"""
Convert an ovs-ofctl style NXM_/OXM_ field name to
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"""
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Convert an ovs-ofctl style NXM_/OXM_ field name to
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train | message_to_event | Converts Zebra protocol message instance to Zebra protocol service
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If corresponding event class is not defined, returns None.
:param zclient: Zebra client instance.
:param msg: Zebra protocol message.
:return: Zebra protocol service event. | ryu/services/protocols/zebra/event.py | def message_to_event(zclient, msg):
"""
Converts Zebra protocol message instance to Zebra protocol service
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If corresponding event class is not defined, returns None.
:param zclient: Zebra client instance.
:param msg: Zebra protocol message.
:return: Zebra protocol service e... | def message_to_event(zclient, msg):
"""
Converts Zebra protocol message instance to Zebra protocol service
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train | CircularListType.node_del_attrs | Remove all attributes that are used for putting this node
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"""Remove all attributes that are used for putting this node
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"""
try:
delattr(node, self.next_name)
delattr(node, self.prev_name)
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"""Remove all attributes that are used for putting this node
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try:
delattr(node, self.next_name)
delattr(node, self.prev_name)
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train | CircularListType.node_is_on_list | Returns True if this node is on *some* list.
A node is not on any list if it is linked to itself, or if it
does not have the next and/prev attributes at all. | ryu/services/protocols/bgp/utils/circlist.py | def node_is_on_list(self, node):
"""Returns True if this node is on *some* list.
A node is not on any list if it is linked to itself, or if it
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"""
next = self.node_next(node)
if next == node or next is None:
... | def node_is_on_list(self, node):
"""Returns True if this node is on *some* list.
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"""
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train | CircularListType.node_insert_after | Insert the new node after node. | ryu/services/protocols/bgp/utils/circlist.py | def node_insert_after(self, node, new_node):
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train | CircularListType.node_insert_before | Insert the new node before node. | ryu/services/protocols/bgp/utils/circlist.py | def node_insert_before(self, node, new_node):
"""Insert the new node before node."""
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train | CoreService.update_rtfilters | Updates RT filters for each peer.
Should be called if a new RT Nlri's have changed based on the setting.
Currently only used by `Processor` to update the RT filters after it
has processed a RT destination. If RT filter has changed for a peer we
call RT filter change handler. | ryu/services/protocols/bgp/core.py | def update_rtfilters(self):
"""Updates RT filters for each peer.
Should be called if a new RT Nlri's have changed based on the setting.
Currently only used by `Processor` to update the RT filters after it
has processed a RT destination. If RT filter has changed for a peer we
cal... | def update_rtfilters(self):
"""Updates RT filters for each peer.
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train | CoreService._on_update_rt_filter | Handles update of peer RT filter.
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- `old_rts`: (set) of RTs that peers is no longer interested in. | ryu/services/protocols/bgp/core.py | def _on_update_rt_filter(self, peer, new_rts, old_rts):
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train | CoreService._compute_rtfilter_map | Returns neighbor's RT filter (permit/allow filter based on RT).
Walks RT filter tree and computes current RT filters for each peer that
have advertised RT NLRIs.
Returns:
dict of peer, and `set` of rts that a particular neighbor is
interested in. | ryu/services/protocols/bgp/core.py | def _compute_rtfilter_map(self):
"""Returns neighbor's RT filter (permit/allow filter based on RT).
Walks RT filter tree and computes current RT filters for each peer that
have advertised RT NLRIs.
Returns:
dict of peer, and `set` of rts that a particular neighbor is
... | def _compute_rtfilter_map(self):
"""Returns neighbor's RT filter (permit/allow filter based on RT).
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train | CoreService.start_protocol | Handler of new connection requests on bgp server port.
Checks if new connection request is valid and starts new instance of
protocol. | ryu/services/protocols/bgp/core.py | def start_protocol(self, socket):
"""Handler of new connection requests on bgp server port.
Checks if new connection request is valid and starts new instance of
protocol.
"""
assert socket
peer_addr, peer_port = self.get_remotename(socket)
peer = self._peer_manag... | def start_protocol(self, socket):
"""Handler of new connection requests on bgp server port.
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assert socket
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train | Stp.compare_root_path | Decide the port of the side near a root bridge.
It is compared by the following priorities.
1. root path cost
2. designated bridge ID value
3. designated port ID value | ryu/lib/stplib.py | def compare_root_path(path_cost1, path_cost2, bridge_id1, bridge_id2,
port_id1, port_id2):
""" Decide the port of the side near a root bridge.
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... | def compare_root_path(path_cost1, path_cost2, bridge_id1, bridge_id2,
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""" Decide the port of the side near a root bridge.
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train | Stp.compare_bpdu_info | Check received BPDU is superior to currently held BPDU
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- times | ryu/lib/stplib.py | def compare_bpdu_info(my_priority, my_times, rcv_priority, rcv_times):
""" Check received BPDU is superior to currently held BPDU
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- root bridge ID value
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- designated bridge ID value
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train | Bridge.link_down | DESIGNATED_PORT/NON_DESIGNATED_PORT: change status to DISABLE.
ROOT_PORT: change status to DISABLE and recalculate STP. | ryu/lib/stplib.py | def link_down(self, ofp_port):
""" DESIGNATED_PORT/NON_DESIGNATED_PORT: change status to DISABLE.
ROOT_PORT: change status to DISABLE and recalculate STP. """
port = self.ports[ofp_port.port_no]
init_stp_flg = bool(port.role is ROOT_PORT)
port.down(PORT_STATE_DISABLE, msg_in... | def link_down(self, ofp_port):
""" DESIGNATED_PORT/NON_DESIGNATED_PORT: change status to DISABLE.
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train | Bridge.recalculate_spanning_tree | Re-calculation of spanning tree. | ryu/lib/stplib.py | def recalculate_spanning_tree(self, init=True):
""" Re-calculation of spanning tree. """
# All port down.
for port in self.ports.values():
if port.state is not PORT_STATE_DISABLE:
port.down(PORT_STATE_BLOCK, msg_init=init)
# Send topology change event.
... | def recalculate_spanning_tree(self, init=True):
""" Re-calculation of spanning tree. """
# All port down.
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port.down(PORT_STATE_BLOCK, msg_init=init)
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train | Bridge._spanning_tree_algorithm | Update tree roles.
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- Non root bridge:
select one ROOT_PORT and some DESIGNATED_PORT,
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""" Update tree roles.
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all port is DESIGNATED_PORT.
- Non root bridge:
select one ROOT_PORT and some DESIGNATED_PORT,
and the other port is set to NON_DESIGNATED_PORT."""
port_rol... | def _spanning_tree_algorithm(self):
""" Update tree roles.
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train | Bridge._select_root_port | ROOT_PORT is the nearest port to a root bridge.
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""" ROOT_PORT is the nearest port to a root bridge.
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root_port = None
for port in self.ports.values():
root_msg = (self.root_priority if root_port is None
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train | Bridge._select_designated_port | DESIGNATED_PORT is a port of the side near the root bridge
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same as ROOT_PORT. | ryu/lib/stplib.py | def _select_designated_port(self, root_port):
""" DESIGNATED_PORT is a port of the side near the root bridge
of each link. It is determined by the cost of each path, etc
same as ROOT_PORT. """
d_ports = []
root_msg = root_port.designated_priority
for port in self... | def _select_designated_port(self, root_port):
""" DESIGNATED_PORT is a port of the side near the root bridge
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d_ports = []
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train | Port.up | A port is started in the state of LISTEN. | ryu/lib/stplib.py | def up(self, role, root_priority, root_times):
""" A port is started in the state of LISTEN. """
self.port_priority = root_priority
self.port_times = root_times
state = (PORT_STATE_LISTEN if self.config_enable
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self._change_role(role)
... | def up(self, role, root_priority, root_times):
""" A port is started in the state of LISTEN. """
self.port_priority = root_priority
self.port_times = root_times
state = (PORT_STATE_LISTEN if self.config_enable
else PORT_STATE_DISABLE)
self._change_role(role)
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train | Port.down | A port will be in the state of DISABLE or BLOCK,
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""" A port will be in the state of DISABLE or BLOCK,
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train | Port._state_machine | Port state machine.
Change next status when timer is exceeded
or _change_status() method is called. | ryu/lib/stplib.py | def _state_machine(self):
""" Port state machine.
Change next status when timer is exceeded
or _change_status() method is called."""
role_str = {ROOT_PORT: 'ROOT_PORT ',
DESIGNATED_PORT: 'DESIGNATED_PORT ',
NON_DESIGNATED_PORT... | def _state_machine(self):
""" Port state machine.
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train | Port.transmit_tc_bpdu | Set send_tc_flg to send Topology Change BPDU. | ryu/lib/stplib.py | def transmit_tc_bpdu(self):
""" Set send_tc_flg to send Topology Change BPDU. """
if not self.send_tc_flg:
timer = datetime.timedelta(seconds=self.port_times.max_age
+ self.port_times.forward_delay)
self.send_tc_timer = datetime.datetime.tod... | def transmit_tc_bpdu(self):
""" Set send_tc_flg to send Topology Change BPDU. """
if not self.send_tc_flg:
timer = datetime.timedelta(seconds=self.port_times.max_age
+ self.port_times.forward_delay)
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train | Port.transmit_ack_bpdu | Send Topology Change Ack BPDU. | ryu/lib/stplib.py | def transmit_ack_bpdu(self):
""" Send Topology Change Ack BPDU. """
ack_flags = 0b10000001
bpdu_data = self._generate_config_bpdu(ack_flags)
self.ofctl.send_packet_out(self.ofport.port_no, bpdu_data) | def transmit_ack_bpdu(self):
""" Send Topology Change Ack BPDU. """
ack_flags = 0b10000001
bpdu_data = self._generate_config_bpdu(ack_flags)
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train | tcp.has_flags | Check if flags are set on this packet.
returns boolean if all passed flags is set
Example::
>>> pkt = tcp.tcp(bits=(tcp.TCP_SYN | tcp.TCP_ACK))
>>> pkt.has_flags(tcp.TCP_SYN, tcp.TCP_ACK)
True | ryu/lib/packet/tcp.py | def has_flags(self, *flags):
"""Check if flags are set on this packet.
returns boolean if all passed flags is set
Example::
>>> pkt = tcp.tcp(bits=(tcp.TCP_SYN | tcp.TCP_ACK))
>>> pkt.has_flags(tcp.TCP_SYN, tcp.TCP_ACK)
True
"""
mask = sum(... | def has_flags(self, *flags):
"""Check if flags are set on this packet.
returns boolean if all passed flags is set
Example::
>>> pkt = tcp.tcp(bits=(tcp.TCP_SYN | tcp.TCP_ACK))
>>> pkt.has_flags(tcp.TCP_SYN, tcp.TCP_ACK)
True
"""
mask = sum(... | [
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train | _parse_user_flags | Parses user-flags file and loads it to register user defined options. | ryu/cmd/manager.py | def _parse_user_flags():
"""
Parses user-flags file and loads it to register user defined options.
"""
try:
idx = list(sys.argv).index('--user-flags')
user_flags_file = sys.argv[idx + 1]
except (ValueError, IndexError):
user_flags_file = ''
if user_flags_file and os.path... | def _parse_user_flags():
"""
Parses user-flags file and loads it to register user defined options.
"""
try:
idx = list(sys.argv).index('--user-flags')
user_flags_file = sys.argv[idx + 1]
except (ValueError, IndexError):
user_flags_file = ''
if user_flags_file and os.path... | [
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train | nvgre | Generate instance of GRE class with information for NVGRE (RFC7637).
:param version: Version.
:param vsid: Virtual Subnet ID.
:param flow_id: FlowID.
:return: Instance of GRE class with information for NVGRE. | ryu/lib/packet/gre.py | def nvgre(version=0, vsid=0, flow_id=0):
"""
Generate instance of GRE class with information for NVGRE (RFC7637).
:param version: Version.
:param vsid: Virtual Subnet ID.
:param flow_id: FlowID.
:return: Instance of GRE class with information for NVGRE.
"""
# NVGRE header
# 0 1 2 ... | def nvgre(version=0, vsid=0, flow_id=0):
"""
Generate instance of GRE class with information for NVGRE (RFC7637).
:param version: Version.
:param vsid: Virtual Subnet ID.
:param flow_id: FlowID.
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"""
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train | ofp_msg_from_jsondict | This function instanticates an appropriate OpenFlow message class
from the given JSON style dictionary.
The objects created by following two code fragments are equivalent.
Code A::
jsonstr = '{ "OFPSetConfig": { "flags": 0, "miss_send_len": 128 } }'
jsondict = json.loads(jsonstr)
o... | ryu/ofproto/ofproto_parser.py | def ofp_msg_from_jsondict(dp, jsondict):
"""
This function instanticates an appropriate OpenFlow message class
from the given JSON style dictionary.
The objects created by following two code fragments are equivalent.
Code A::
jsonstr = '{ "OFPSetConfig": { "flags": 0, "miss_send_len": 128 ... | def ofp_msg_from_jsondict(dp, jsondict):
"""
This function instanticates an appropriate OpenFlow message class
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The objects created by following two code fragments are equivalent.
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jsonstr = '{ "OFPSetConfig": { "flags": 0, "miss_send_len": 128 ... | [
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train | ofp_instruction_from_jsondict | This function is intended to be used with
ryu.lib.ofctl_string.ofp_instruction_from_str.
It is very similar to ofp_msg_from_jsondict, but works on
a list of OFPInstructions/OFPActions. It also encapsulates
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requires that.
This function t... | ryu/ofproto/ofproto_parser.py | def ofp_instruction_from_jsondict(dp, jsonlist, encap=True):
"""
This function is intended to be used with
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It is very similar to ofp_msg_from_jsondict, but works on
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"""
This function is intended to be used with
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It is very similar to ofp_msg_from_jsondict, but works on
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train | set_tcp_md5sig | Enable TCP-MD5 on the given socket.
:param s: Socket
:param addr: Associated address. On some platforms, this has no effect.
:param key: Key. On some platforms, this has no effect. | ryu/lib/sockopt.py | def set_tcp_md5sig(s, addr, key):
"""Enable TCP-MD5 on the given socket.
:param s: Socket
:param addr: Associated address. On some platforms, this has no effect.
:param key: Key. On some platforms, this has no effect.
"""
impls = {
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:param s: Socket
:param addr: Associated address. On some platforms, this has no effect.
:param key: Key. On some platforms, this has no effect.
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train | register_switch_address | Registers a new address to initiate connection to switch.
Registers a new IP address and port pair of switch to let
ryu.controller.controller.OpenFlowController to try to initiate
connection to switch.
:param addr: A tuple of (host, port) pair of switch.
:param interval: Interval in seconds to try... | ryu/controller/ofp_api.py | def register_switch_address(addr, interval=None):
"""
Registers a new address to initiate connection to switch.
Registers a new IP address and port pair of switch to let
ryu.controller.controller.OpenFlowController to try to initiate
connection to switch.
:param addr: A tuple of (host, port) p... | def register_switch_address(addr, interval=None):
"""
Registers a new address to initiate connection to switch.
Registers a new IP address and port pair of switch to let
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train | unregister_switch_address | Unregister the given switch address.
Unregisters the given switch address to let
ryu.controller.controller.OpenFlowController stop trying to initiate
connection to switch.
:param addr: A tuple of (host, port) pair of switch. | ryu/controller/ofp_api.py | def unregister_switch_address(addr):
"""
Unregister the given switch address.
Unregisters the given switch address to let
ryu.controller.controller.OpenFlowController stop trying to initiate
connection to switch.
:param addr: A tuple of (host, port) pair of switch.
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ofp_handler = ap... | def unregister_switch_address(addr):
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Unregister the given switch address.
Unregisters the given switch address to let
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connection to switch.
:param addr: A tuple of (host, port) pair of switch.
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train | default_help_formatter | Apply default formatting for help messages
:param quick_helps: list of tuples containing help info | ryu/services/protocols/bgp/operator/command.py | def default_help_formatter(quick_helps):
"""Apply default formatting for help messages
:param quick_helps: list of tuples containing help info
"""
ret = ''
for line in quick_helps:
cmd_path, param_hlp, cmd_hlp = line
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"""Apply default formatting for help messages
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"""
ret = ''
for line in quick_helps:
cmd_path, param_hlp, cmd_hlp = line
ret += ' '.join(cmd_path) + ' '
if param_hlp:
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train | Command.cli_resp_formatter | Override this method to provide custom formatting of cli response. | ryu/services/protocols/bgp/operator/command.py | def cli_resp_formatter(cls, resp):
"""Override this method to provide custom formatting of cli response.
"""
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:param action_resp: named tuple (CommandsResponse)
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:return: filtered response. | ryu/services/protocols/bgp/operator/command.py | def filter_resp(self, action_resp, filter_params):
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train | Command.question_mark | Shows help for this command and it's sub-commands. | ryu/services/protocols/bgp/operator/command.py | def question_mark(self):
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ret = []
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train | Command._quick_help | :param nested: True if help is requested directly for this command
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train | ip_link_add | Adds an interface record into Zebra protocol service database.
The arguments are similar to "ip link add" command of iproute2.
:param session: Session instance connecting to database.
:param name: Name of interface.
:param type_: Type of interface. 'loopback' or 'ethernet'.
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"""
Adds an interface record into Zebra protocol service database.
The arguments are similar to "ip link add" command of iproute2.
:param session: Session instance connecting to database.
:param name: Name of interface.
... | def ip_link_add(session, name, type_='loopback', lladdr='00:00:00:00:00:00'):
"""
Adds an interface record into Zebra protocol service database.
The arguments are similar to "ip link add" command of iproute2.
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train | ip_link_delete | Deletes an interface record from Zebra protocol service database.
The arguments are similar to "ip link delete" command of iproute2.
:param session: Session instance connecting to database.
:param name: Name of interface.
:return: Name of interface which was deleted. None if failed. | ryu/services/protocols/zebra/db/interface.py | def ip_link_delete(session, name):
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Deletes an interface record from Zebra protocol service database.
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:param name: Name of interface.
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Deletes an interface record from Zebra protocol service database.
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train | ip_address_add | Adds an IP address to interface record identified with the given "ifname".
The arguments are similar to "ip address add" command of iproute2.
:param session: Session instance connecting to database.
:param ifname: Name of interface.
:param ifaddr: IPv4 or IPv6 address.
:return: Instance of record ... | ryu/services/protocols/zebra/db/interface.py | def ip_address_add(session, ifname, ifaddr):
"""
Adds an IP address to interface record identified with the given "ifname".
The arguments are similar to "ip address add" command of iproute2.
:param session: Session instance connecting to database.
:param ifname: Name of interface.
:param ifadd... | def ip_address_add(session, ifname, ifaddr):
"""
Adds an IP address to interface record identified with the given "ifname".
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train | ip_address_delete | Deletes an IP address from interface record identified with the given
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:param ifname: Name of interface.
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Deletes an IP address from interface record identified with the given
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Deletes an IP address from interface record identified with the given
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train | _split_str | split string into list of strings by specified number. | ryu/lib/type_desc.py | def _split_str(s, n):
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split string into list of strings by specified number.
"""
length = len(s)
return [s[i:i + n] for i in range(0, length, n)] | def _split_str(s, n):
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train | systemdef | Generates a dict of system parameters used throughout a simulation.
Parameters
----------
meta : dict
meta dict either generated from a TMY file using readtmy2 or
readtmy3, or a dict containing at least the following fields:
=============== ====== ====================
... | pvlib/pvsystem.py | def systemdef(meta, surface_tilt, surface_azimuth, albedo, modules_per_string,
strings_per_inverter):
'''
Generates a dict of system parameters used throughout a simulation.
Parameters
----------
meta : dict
meta dict either generated from a TMY file using readtmy2 or
... | def systemdef(meta, surface_tilt, surface_azimuth, albedo, modules_per_string,
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'''
Generates a dict of system parameters used throughout a simulation.
Parameters
----------
meta : dict
meta dict either generated from a TMY file using readtmy2 or
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train | ashraeiam | Determine the incidence angle modifier using the ASHRAE transmission
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ashraeiam calculates the incidence angle modifier as developed in
[1], and adopted by ASHRAE (American Society of Heating,
Refrigeration, and Air Conditioning Engineers) [2]. The model has
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'''
Determine the incidence angle modifier using the ASHRAE transmission
model.
ashraeiam calculates the incidence angle modifier as developed in
[1], and adopted by ASHRAE (American Society of Heating,
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'''
Determine the incidence angle modifier using the ASHRAE transmission
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train | physicaliam | Determine the incidence angle modifier using refractive index,
extinction coefficient, and glazing thickness.
physicaliam calculates the incidence angle modifier as described in
De Soto et al. "Improvement and validation of a model for
photovoltaic array performance", section 3. The calculation is base... | pvlib/pvsystem.py | def physicaliam(aoi, n=1.526, K=4., L=0.002):
'''
Determine the incidence angle modifier using refractive index,
extinction coefficient, and glazing thickness.
physicaliam calculates the incidence angle modifier as described in
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train | calcparams_desoto | Calculates five parameter values for the single diode equation at
effective irradiance and cell temperature using the De Soto et al.
model described in [1]. The five values returned by calcparams_desoto
can be used by singlediode to calculate an IV curve.
Parameters
----------
effective_irradia... | pvlib/pvsystem.py | def calcparams_desoto(effective_irradiance, temp_cell,
alpha_sc, a_ref, I_L_ref, I_o_ref, R_sh_ref, R_s,
EgRef=1.121, dEgdT=-0.0002677,
irrad_ref=1000, temp_ref=25):
'''
Calculates five parameter values for the single diode equation at
effect... | def calcparams_desoto(effective_irradiance, temp_cell,
alpha_sc, a_ref, I_L_ref, I_o_ref, R_sh_ref, R_s,
EgRef=1.121, dEgdT=-0.0002677,
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train | calcparams_cec | Calculates five parameter values for the single diode equation at
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model [3] by the parameter Adjust. The five values returned by
calcparams_cec can be used by singlediode to calc... | pvlib/pvsystem.py | def calcparams_cec(effective_irradiance, temp_cell,
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Adjust, EgRef=1.121, dEgdT=-0.0002677,
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'''
Calculates five parameter values for the single diode equation at
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"-",
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train | calcparams_pvsyst | Calculates five parameter values for the single diode equation at
effective irradiance and cell temperature using the PVsyst v6
model described in [1,2,3]. The five values returned by calcparams_pvsyst
can be used by singlediode to calculate an IV curve.
Parameters
----------
effective_irradian... | pvlib/pvsystem.py | def calcparams_pvsyst(effective_irradiance, temp_cell,
alpha_sc, gamma_ref, mu_gamma,
I_L_ref, I_o_ref,
R_sh_ref, R_sh_0, R_s,
cells_in_series,
R_sh_exp=5.5,
EgRef=1.121,
... | def calcparams_pvsyst(effective_irradiance, temp_cell,
alpha_sc, gamma_ref, mu_gamma,
I_L_ref, I_o_ref,
R_sh_ref, R_sh_0, R_s,
cells_in_series,
R_sh_exp=5.5,
EgRef=1.121,
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... | pvlib/pvlib-python | python | https://github.com/pvlib/pvlib-python/blob/2e844a595b820b43d1170269781fa66bd0ccc8a3/pvlib/pvsystem.py#L1401-L1536 | [
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train | retrieve_sam | Retrieve latest module and inverter info from a local file or the
SAM website.
This function will retrieve either:
* CEC module database
* Sandia Module database
* CEC Inverter database
* Anton Driesse Inverter database
and return it as a pandas DataFrame.
Parameters
... | pvlib/pvsystem.py | def retrieve_sam(name=None, path=None):
'''
Retrieve latest module and inverter info from a local file or the
SAM website.
This function will retrieve either:
* CEC module database
* Sandia Module database
* CEC Inverter database
* Anton Driesse Inverter database
a... | def retrieve_sam(name=None, path=None):
'''
Retrieve latest module and inverter info from a local file or the
SAM website.
This function will retrieve either:
* CEC module database
* Sandia Module database
* CEC Inverter database
* Anton Driesse Inverter database
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] | pvlib/pvlib-python | python | https://github.com/pvlib/pvlib-python/blob/2e844a595b820b43d1170269781fa66bd0ccc8a3/pvlib/pvsystem.py#L1539-L1645 | [
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... | 2e844a595b820b43d1170269781fa66bd0ccc8a3 |
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