def device_location(rack_id, board_id=None, device_id=None): # pylint: disable=unused-argument
""" Get the location of a device.
This command is supported for PLC. Other devicebus types (IPMI, Redfish,
SNMP, RS485, I2C) are not supported, so 'unknown' is returned.
Args:
rack_id (str): the id of the rack where the target board resides
board_id (str): the board id to get location for. non-PLC boards
are not supported.
device_id (str): the device id to get location for. non-PLC devices
are not supported.
Returns:
The location of device, if known.
Raises:
Returns a 500 error if the location command fails.
"""
if device_id is not None:
(board_id,
device_id) = check_valid_board_and_device(board_id, device_id)
if device_id > 0xFFFF:
raise SynseException('Device number must be <= 0xFFFF')
else:
board_id = check_valid_board(board_id)
try:
# add validation on the board by finding its device instance. if this
# is not a valid board, we raise an exception, as there is no valid
# location for it
get_device_instance(board_id)
except Exception as e:
raise e
# physical (rack) location is not yet implemented in v1
physical_location = {
_s_.LOC_HORIZONTAL: _s_.LOC_UNKNOWN,
_s_.LOC_VERTICAL: _s_.LOC_UNKNOWN,
_s_.LOC_DEPTH: _s_.LOC_UNKNOWN
}
if device_id is not None:
return make_json_response({
_s_.PHYSICAL_LOC:
physical_location,
_s_.CHASSIS_LOC:
get_chassis_location(device_id)
})
return make_json_response({_s_.PHYSICAL_LOC: physical_location})
def host_info(rack_id, board_id, device_id):
""" Get hostname(s) and ip address(es) for a given host.
The host must be of type 'system'.
Args:
rack_id (str): the id of the rack where the target board resides.
board_id (str): the board id to get host info for.
device_id (str): the device id to get host info for.
Returns:
Hostname(s) and IP address(es) for the specified system.
Raises:
Returns a 500 error if the host info command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
cmd = current_app.config['CMD_FACTORY'].get_host_info_command({
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(const.DEVICE_SYSTEM),
_s_.DEVICE_NAME:
const.DEVICE_SYSTEM,
_s_.RACK_ID:
rack_id
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def asset_info(rack_id, board_id, device_id):
""" Get asset information for a given board and device.
Args:
rack_id (str): the id of the rack where the target board resides.
board_id (str): the board number to get asset information for.
device_id (str): the device number to get asset information for (the
device must have a device_type of 'system').
Returns:
Asset information about the given device.
Raises:
Returns a 500 error if the asset command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
cmd = current_app.config['CMD_FACTORY'].get_asset_command({
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(const.DEVICE_SYSTEM),
_s_.RACK_ID:
rack_id
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def get_board_devices(rack_id, board_id=None):
""" Query a specific rack or board and provide the active devices on
the found board(s).
Args:
rack_id (str): the id of the rack to scan.
board_id (str): the board id to scan. if the upper byte is 0x80 then
all boards will be scanned.
Returns:
Active devices, numbers and types from the queried board(s).
Raises:
Returns a 500 error if the scan command fails.
"""
# if there is no board_id, we are doing a scan on a rack.
# FIXME: since scan by the rack is not supported yet, (v 1.3) we will
# determine the rack results by filtering on the 'scanall' results.
if board_id is None:
scanall = scan_all()
data = json.loads(scanall.data)
for rack in data['racks']:
if rack['rack_id'] == rack_id:
return make_json_response({'racks': [rack]})
raise SynseException('No rack found with id: {}'.format(rack_id))
board_id = check_valid_board(board_id)
# first, attempt to get the info from the scan cache.
_cache = get_scan_cache()
if _cache:
_cache = _filter_cache_meta(_cache)
for rack in _cache['racks']:
if rack['rack_id'] == rack_id:
for board in rack['boards']:
if int(board['board_id'], 16) == board_id:
return make_json_response({
'racks': [{
'rack_id':
rack['rack_id'],
'ip_addresses':
rack.get('ip_addresses', []),
'hostnames':
rack.get('hostnames', []),
'boards': [board]
}]
})
break
cmd = current_app.config['CMD_FACTORY'].get_scan_command({
_s_.RACK_ID:
rack_id,
_s_.BOARD_ID:
board_id
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def get_board_version(rack_id, board_id):
""" Get the version information for the specified board.
Args:
rack_id (str): the rack id associated with the board.
board_id (str): the board id to get version for.
Returns:
The version of the hardware and firmware for the given board.
Raises:
Returns a 500 error if the version command fails.
"""
board_id = check_valid_board(board_id)
cmd = current_app.config['CMD_FACTORY'].get_version_command({
_s_.RACK_ID:
rack_id,
_s_.BOARD_ID:
board_id
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def power_control(power_action='status',
rack_id=None,
board_id=None,
device_id=None,
device_type='power'):
""" Power control for the given rack, board, and device.
Args:
power_action (str): may be on/off/cycle/status and corresponds to the
action to take.
rack_id (str): the id of the rack which contains the board to accept
the power control command.
board_id (str): the id of the board which contains the device that
accepts power control commands.
device_id (str): the id of the device which accepts power control
commands.
device_type (str): the type of device to accept power control command
for. (default: power)
Returns:
Power status of the given device.
Raises:
Returns a 500 error if the power command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
if rack_id.lower() in [
_s_.PWR_ON, _s_.PWR_OFF, _s_.PWR_CYCLE, _s_.PWR_STATUS
]:
# FIXME: (etd) - we should probably depricate the 'old' form described here
# for both cleanliness and API unity.
# for backwards-compatibility, we allow the command to come in as:
# power_action/board_id/device_id
# therefore, if we see a power action in the rack_id field, then
# we need to rearrange the parameters
power_action = rack_id
cmd = current_app.config['CMD_FACTORY'].get_power_command({
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(device_type.lower()),
_s_.POWER_ACTION:
power_action
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def fan_control(rack_id, board_id, device_id, fan_speed=None):
""" Control a fan on a system or Vapor Chamber.
System fan may only be polled for status unless explicitly supported.
Args:
rack_id (str): the rack id to control fan for.
board_id (str): the board id to control fan for.
device_id (str): the device id to control fan for.
fan_speed (str): the speed to set the fan to.
Returns:
The status of the fan; fan speed in RPM.
Raises:
Returns a 500 error if the fan command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
# if we are reading the fan speed only, forward on to the device_read method and
# pass along response
if fan_speed is None:
return read_device(rack_id, const.DEVICE_FAN_SPEED, board_id,
device_id)
# convert fan speed to int
if fan_speed is not None:
try:
int(fan_speed)
except ValueError as e:
logger.error('Fan: Error converting fan_speed: %s', str(fan_speed))
raise SynseException(
'Error converting fan_speed to integer ({}).'.format(e))
cmd = current_app.config['CMD_FACTORY'].get_fan_command({
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(const.DEVICE_FAN_SPEED),
_s_.DEVICE_NAME:
const.DEVICE_FAN_SPEED,
_s_.FAN_SPEED:
fan_speed
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def boot_target(rack_id, board_id, device_id, target=None):
""" Get or set the boot target for a given board and device.
Args:
rack_id (str): the id of the rack where the target board resides.
board_id (str): the board id to get/set boot target for.
device_id (str): the device id to get/set boot target for (the device
must have a device_type of 'system').
target (str): the boot target to choose. if not specified, the
default behavior is to get the boot target info. valid values
for boot target are 'pxe', 'hdd', and 'no_override'.
Returns:
Boot target of the device.
Raises:
Returns a 500 error if the boot target command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
if target is not None and target not in [
_s_.BT_PXE, _s_.BT_HDD, _s_.BT_NO_OVERRIDE
]:
logger.error(
'Boot Target: Invalid boot target specified: {} board_id: {} '
'device_id: {}'.format(target, board_id, device_id))
raise SynseException('Invalid boot target specified.')
cmd = current_app.config['CMD_FACTORY'].get_boot_target_command({
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(const.DEVICE_SYSTEM),
_s_.BOOT_TARGET:
target if target is not None else 'status',
_s_.RACK_ID:
rack_id
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def _lookup_device_uuid(board_id):
""" Lookup the UUID of a devicebus instance for a given board id/alias.
Args:
board_id (int | str): board id, or devicebus alias, to look up.
Returns:
str: the UUID of the devicebus interface if found.
None: no devicebus interface matched the board id/alias.
"""
device = get_device_instance(board_id)
# unsupported device returns None
if not isinstance(device, (PLCDevice, IPMIDevice, RS485Device, I2CDevice,
SnmpDevice, RedfishDevice)):
return None
uuid = None
if device:
uuid = str(device.device_uuid)
return uuid
def read_device(rack_id, device_type, board_id, device_id):
""" Get a device reading for the specified device type on the specified device.
Args:
rack_id (str): the id of the rack where target board & device reside.
device_type (str): corresponds to the type of device to get a reading for.
It must match the actual type of device that is present on the bus,
and is used to interpret the raw device reading.
board_id (str): the id of the board where the target device resides.
device_id (str): specifies which device should be polled for device reading.
Returns:
Interpreted and raw device reading, based on the specified device type.
Raises:
Returns a 500 error if the read command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
cmd = current_app.config['CMD_FACTORY'].get_read_command({
_s_.RACK_ID:
rack_id,
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(device_type.lower()),
_s_.DEVICE_TYPE_STRING:
device_type.lower()
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
def led_control(rack_id,
board_id,
device_id,
led_state=None,
led_color=None,
blink_state=None):
""" Control an LED on system or Vapor Chamber wedge rack.
System LEDs may only be turned on/off. Vapor Chamber wedge rack
supports color.
Args:
rack_id (str): the rack id to control LED for.
board_id (str): the board id to control LED for. IPMI boards only
support on/off.
device_id (str): the device id to control LED for. IPMI devices only
support on/off.
led_state (str): the state to set LED to (on/off/blink for PLC,
on/off for IPMI).
led_color (str): the hex RGB color to set LED to (for PLC wedge LED only).
blink_state (str): the blink state (blink|steady|no_override) for PLC
wedge LED only.
Returns:
LED state for chassis LED; LED state, color and blink state for PLC wedge LED.
Raises:
Returns a 500 error if the LED command fails.
"""
board_id, device_id = check_valid_board_and_device(board_id, device_id)
if led_state not in [_s_.LED_ON, _s_.LED_OFF, _s_.LED_NO_OVERRIDE, None]:
logger.error(
'Invalid LED state {} provided for LED control.'.format(led_state))
raise SynseException('Invalid LED state provided for LED control.')
if led_color is not None and led_color != _s_.LED_NO_OVERRIDE:
try:
led_color_int = int(led_color, 16)
if (led_color_int < 0x000000) or (led_color_int > 0xffffff):
raise ValueError(
'LED Color must be between 0x000000 and 0xffffff.')
except ValueError as e:
raise SynseException('Invalid LED color specified. ({})'.format(
e.message))
if blink_state is not None and blink_state not in [
_s_.LED_BLINK, _s_.LED_STEADY, _s_.LED_NO_OVERRIDE
]:
raise SynseException('Invalid blink state specified for LED.')
cmd = current_app.config['CMD_FACTORY'].get_led_command({
_s_.BOARD_ID:
board_id,
_s_.DEVICE_ID:
device_id,
_s_.DEVICE_TYPE:
get_device_type_code(const.DEVICE_LED),
_s_.DEVICE_TYPE_STRING:
const.DEVICE_LED,
_s_.DEVICE_NAME:
const.DEVICE_LED,
_s_.RACK_ID:
rack_id,
_s_.LED_STATE:
led_state,
_s_.LED_COLOR:
led_color,
_s_.LED_BLINK_STATE:
blink_state,
})
device = get_device_instance(board_id)
response = device.handle(cmd)
return make_json_response(response.get_response_data())
