# sfputil.py # # Platform-specific SFP transceiver interface for SONiC # try: import subprocess from sonic_sfp.sfputilbase import * import syslog except ImportError as e: raise ImportError("%s - required module not found" % str(e)) # sfp supports dom XCVR_DOM_CAPABILITY_DOM_SUPPORT_BIT = 0x40 # sfp module threshold offset and width SFP_MODULE_THRESHOLD_OFFSET = 0 SFP_MODULE_THRESHOLD_WIDTH = 56 # I2C page size for sfp SFP_I2C_PAGE_SIZE = 256 # parameters for DB connection REDIS_TIMEOUT_USECS = 0 # parameters for SFP presence SFP_STATUS_INSERTED = '1' # system level event/error EVENT_ON_ALL_SFP = '-1' SYSTEM_NOT_READY = 'system_not_ready' SYSTEM_READY = 'system_become_ready' SYSTEM_FAIL = 'system_fail' GET_PLATFORM_CMD = "sonic-cfggen -d -v DEVICE_METADATA.localhost.platform" # Ethernet <=> sfp SFP_PORT_NAME_OFFSET = 0 SFP_PORT_NAME_CONVENTION = "sfp{}" # magic code defnition for port number, qsfp port position of each platform # port_position_tuple = (PORT_START, QSFP_PORT_START, PORT_END, PORT_IN_BLOCK, EEPROM_OFFSET) platform_dict = {'x86_64-mlnx_msn2700-r0': 0, 'x86_64-mlnx_msn2740-r0': 0, 'x86_64-mlnx_msn2100-r0': 1, 'x86_64-mlnx_msn2410-r0': 2, 'x86_64-mlnx_msn2010-r0': 3, 'x86_64-mlnx_msn3420-r0':5, 'x86_64-mlnx_msn3700-r0': 0, 'x86_64-mlnx_msn3700c-r0': 0, 'x86_64-mlnx_msn3800-r0': 4, 'x86_64-mlnx_msn4410-r0': 0, 'x86_64-mlnx_msn4600c':4, 'x86_64-mlnx_msn4700-r0': 0} port_position_tuple_list = [(0, 0, 31, 32, 1), (0, 0, 15, 16, 1), (0, 48, 55, 56, 1), (0, 18, 21, 22, 1), (0, 0, 63, 64, 1), (0, 48, 59, 60, 1)] def log_info(msg, also_print_to_console=False): syslog.openlog("sfputil") syslog.syslog(syslog.LOG_INFO, msg) syslog.closelog() def log_err(msg, also_print_to_console=False): syslog.openlog("sfputil") syslog.syslog(syslog.LOG_ERR, msg) syslog.closelog() class SfpUtil(SfpUtilBase): """Platform-specific SfpUtil class""" PORT_START = 0 QSFP_PORT_START = 0 PORT_END = 0 PORTS_IN_BLOCK = 0 EEPROM_OFFSET = 0 db_sel = None db_sel_timeout = None db_sel_object = None db_sel_tbl = None state_db = None sfpd_status_tbl = None @property def port_start(self): return self.PORT_START @property def port_end(self): return self.PORT_END @property def qsfp_ports(self): return range(self.QSFP_PORT_START, self.PORTS_IN_BLOCK + 1) @property def port_to_eeprom_mapping(self): print "dependency on sysfs has been removed" raise Exception() def get_port_position_tuple_by_platform_name(self): p = subprocess.Popen(GET_PLATFORM_CMD, shell=True, stdout=subprocess.PIPE) out, err = p.communicate() position_tuple = port_position_tuple_list[platform_dict[out.rstrip('\n')]] return position_tuple def __init__(self): port_position_tuple = self.get_port_position_tuple_by_platform_name() self.PORT_START = port_position_tuple[0] + 1 self.QSFP_PORT_START = port_position_tuple[1] + 1 self.PORT_END = port_position_tuple[2] + 1 self.PORTS_IN_BLOCK = port_position_tuple[3] self.EEPROM_OFFSET = port_position_tuple[4] self.mlnx_sfpd_started = False SfpUtilBase.__init__(self) def get_presence(self, port_num): presence = False # Check for invalid port_num if port_num < self.port_start or port_num > self.port_end: return presence port_num += SFP_PORT_NAME_OFFSET sfpname = SFP_PORT_NAME_CONVENTION.format(port_num) ethtool_cmd = "ethtool -m {} 2>/dev/null".format(sfpname) try: proc = subprocess.Popen(ethtool_cmd, stdout=subprocess.PIPE, shell=True, stderr=subprocess.STDOUT) stdout = proc.communicate()[0] proc.wait() result = stdout.rstrip('\n') if result != '': presence = True except OSError, e: return presence return presence def get_low_power_mode(self, port_num): # Check for invalid port_num if port_num < self.port_start or port_num > self.port_end: return False lpm_cmd = "docker exec syncd python /usr/share/sonic/platform/plugins/sfplpmget.py {}".format(port_num) try: output = subprocess.check_output(lpm_cmd, shell=True) if 'LPM ON' in output: return True except subprocess.CalledProcessError as e: print "Error! Unable to get LPM for {}, rc = {}, err msg: {}".format(port_num, e.returncode, e.output) return False return False def set_low_power_mode(self, port_num, lpmode): # Check for invalid port_num if port_num < self.port_start or port_num > self.port_end: return False curr_lpmode = self.get_low_power_mode(port_num) if curr_lpmode == lpmode: return True # Compose LPM command lpm = 'on' if lpmode else 'off' lpm_cmd = "docker exec syncd python /usr/share/sonic/platform/plugins/sfplpmset.py {} {}".format(port_num, lpm) # Set LPM try: subprocess.check_output(lpm_cmd, shell=True) except subprocess.CalledProcessError as e: print "Error! Unable to set LPM for {}, rc = {}, err msg: {}".format(port_num, e.returncode, e.output) return False return True def reset(self, port_num): # Check for invalid port_num if port_num < self.port_start or port_num > self.port_end: return False lpm_cmd = "docker exec syncd python /usr/share/sonic/platform/plugins/sfpreset.py {}".format(port_num) try: subprocess.check_output(lpm_cmd, shell=True) return True except subprocess.CalledProcessError as e: print "Error! Unable to set LPM for {}, rc = {}, err msg: {}".format(port_num, e.returncode, e.output) return False def get_transceiver_change_event(self, timeout=0): phy_port_dict = {} status = True if self.db_sel is None: from swsscommon import swsscommon self.state_db = swsscommon.DBConnector("STATE_DB", REDIS_TIMEOUT_USECS, True) # Subscribe to state table for SFP change notifications self.db_sel = swsscommon.Select() self.db_sel_tbl = swsscommon.NotificationConsumer(self.state_db, 'TRANSCEIVER_NOTIFY') self.db_sel.addSelectable(self.db_sel_tbl) self.db_sel_timeout = swsscommon.Select.TIMEOUT self.db_sel_object = swsscommon.Select.OBJECT self.sfpd_status_tbl = swsscommon.Table(self.state_db, 'MLNX_SFPD_TASK') # Check the liveness of mlnx-sfpd, if it failed, return system_fail event # If mlnx-sfpd not started, return system_not_ready event keys = self.sfpd_status_tbl.getKeys() if 'LIVENESS' not in keys: if self.mlnx_sfpd_started: log_err("mlnx-sfpd exited, return false to notify xcvrd.") phy_port_dict[EVENT_ON_ALL_SFP] = SYSTEM_FAIL return False, phy_port_dict else: log_info("mlnx-sfpd not ready, return false to notify xcvrd.") phy_port_dict[EVENT_ON_ALL_SFP] = SYSTEM_NOT_READY return False, phy_port_dict else: if not self.mlnx_sfpd_started: self.mlnx_sfpd_started = True log_info("mlnx-sfpd is running") phy_port_dict[EVENT_ON_ALL_SFP] = SYSTEM_READY return False, phy_port_dict if timeout: (state, c) = self.db_sel.select(timeout) else: (state, c) = self.db_sel.select() if state == self.db_sel_timeout: status = True elif state != self.db_sel_object: status = False else: (key, op, fvp) = self.db_sel_tbl.pop() phy_port_dict[key] = op return status, phy_port_dict def _read_eeprom_specific_bytes(self, sysfsfile_eeprom, offset, num_bytes): print("_read_eeprom_specific_bytes should not be called since the sysfs it dependents on will no longer exist.") print("_read_eeprom_specific_bytes_via_ethtool should be called instead") raise Exception() # Read out any bytes from any offset def _read_eeprom_specific_bytes_via_ethtool(self, port_num, offset, num_bytes): port_num += SFP_PORT_NAME_OFFSET sfpname = SFP_PORT_NAME_CONVENTION.format(port_num) eeprom_raw = [] ethtool_cmd = "ethtool -m {} hex on offset {} length {}".format(sfpname, offset, num_bytes) try: output = subprocess.check_output(ethtool_cmd, shell=True) output_lines = output.splitlines() first_line_raw = output_lines[0] if "Offset" in first_line_raw: for line in output_lines[2:]: line_split = line.split() eeprom_raw = eeprom_raw + line_split[1:] except subprocess.CalledProcessError as e: return None return eeprom_raw # Read eeprom def _read_eeprom_devid(self, port_num, devid, offset, num_bytes = 512): if port_num in self.osfp_ports: pass elif port_num in self.qsfp_ports: pass elif (self.DOM_EEPROM_ADDR == devid): offset += 256 eeprom_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, offset, num_bytes) return eeprom_raw # Read out SFP type, vendor name, PN, REV, SN from eeprom. def get_transceiver_info_dict(self, port_num): transceiver_info_dict = {} compliance_code_dict = {} # ToDo: OSFP tranceiver info parsing not fully supported. # in inf8628.py lack of some memory map definition # will be implemented when the inf8628 memory map ready if port_num in self.osfp_ports: offset = 0 vendor_rev_width = XCVR_HW_REV_WIDTH_OSFP sfpi_obj = inf8628InterfaceId() if sfpi_obj is None: print("Error: sfp_object open failed") return None sfp_type_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + OSFP_TYPE_OFFSET), XCVR_TYPE_WIDTH) if sfp_type_raw is not None: sfp_type_data = sfpi_obj.parse_sfp_type(sfp_type_raw, 0) else: return None sfp_vendor_name_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + OSFP_VENDOR_NAME_OFFSET), XCVR_VENDOR_NAME_WIDTH) if sfp_vendor_name_raw is not None: sfp_vendor_name_data = sfpi_obj.parse_vendor_name(sfp_vendor_name_raw, 0) else: return None sfp_vendor_pn_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + OSFP_VENDOR_PN_OFFSET), XCVR_VENDOR_PN_WIDTH) if sfp_vendor_pn_raw is not None: sfp_vendor_pn_data = sfpi_obj.parse_vendor_pn(sfp_vendor_pn_raw, 0) else: return None sfp_vendor_rev_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + OSFP_HW_REV_OFFSET), vendor_rev_width) if sfp_vendor_rev_raw is not None: sfp_vendor_rev_data = sfpi_obj.parse_vendor_rev(sfp_vendor_rev_raw, 0) else: return None sfp_vendor_sn_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + OSFP_VENDOR_SN_OFFSET), XCVR_VENDOR_SN_WIDTH) if sfp_vendor_sn_raw is not None: sfp_vendor_sn_data = sfpi_obj.parse_vendor_sn(sfp_vendor_sn_raw, 0) else: return None transceiver_info_dict['type'] = sfp_type_data['data']['type']['value'] transceiver_info_dict['manufacturer'] = sfp_vendor_name_data['data']['Vendor Name']['value'] transceiver_info_dict['model'] = sfp_vendor_pn_data['data']['Vendor PN']['value'] transceiver_info_dict['hardware_rev'] = sfp_vendor_rev_data['data']['Vendor Rev']['value'] transceiver_info_dict['serial'] = sfp_vendor_sn_data['data']['Vendor SN']['value'] # Below part is added to avoid fail the xcvrd, shall be implemented later transceiver_info_dict['vendor_oui'] = 'N/A' transceiver_info_dict['vendor_date'] = 'N/A' transceiver_info_dict['connector'] = 'N/A' transceiver_info_dict['encoding'] = 'N/A' transceiver_info_dict['ext_identifier'] = 'N/A' transceiver_info_dict['ext_rateselect_compliance'] = 'N/A' transceiver_info_dict['cable_type'] = 'N/A' transceiver_info_dict['cable_length'] = 'N/A' transceiver_info_dict['specification_compliance'] = 'N/A' transceiver_info_dict['nominal_bit_rate'] = 'N/A' else: if port_num in self.qsfp_ports: offset = 128 vendor_rev_width = XCVR_HW_REV_WIDTH_QSFP interface_info_bulk_width = XCVR_INTFACE_BULK_WIDTH_QSFP sfp_type = 'QSFP' sfpi_obj = sff8436InterfaceId() if sfpi_obj is None: print("Error: sfp_object open failed") return None else: offset = 0 vendor_rev_width = XCVR_HW_REV_WIDTH_SFP interface_info_bulk_width = XCVR_INTFACE_BULK_WIDTH_SFP sfp_type = 'SFP' sfpi_obj = sff8472InterfaceId() if sfpi_obj is None: print("Error: sfp_object open failed") return None sfp_interface_bulk_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_INTFACE_BULK_OFFSET), interface_info_bulk_width) if sfp_interface_bulk_raw is not None: sfp_interface_bulk_data = sfpi_obj.parse_sfp_info_bulk(sfp_interface_bulk_raw, 0) else: return None sfp_vendor_name_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_VENDOR_NAME_OFFSET), XCVR_VENDOR_NAME_WIDTH) if sfp_vendor_name_raw is not None: sfp_vendor_name_data = sfpi_obj.parse_vendor_name(sfp_vendor_name_raw, 0) else: return None sfp_vendor_pn_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_VENDOR_PN_OFFSET), XCVR_VENDOR_PN_WIDTH) if sfp_vendor_pn_raw is not None: sfp_vendor_pn_data = sfpi_obj.parse_vendor_pn(sfp_vendor_pn_raw, 0) else: return None sfp_vendor_rev_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_HW_REV_OFFSET), vendor_rev_width) if sfp_vendor_rev_raw is not None: sfp_vendor_rev_data = sfpi_obj.parse_vendor_rev(sfp_vendor_rev_raw, 0) else: return None sfp_vendor_sn_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_VENDOR_SN_OFFSET), XCVR_VENDOR_SN_WIDTH) if sfp_vendor_sn_raw is not None: sfp_vendor_sn_data = sfpi_obj.parse_vendor_sn(sfp_vendor_sn_raw, 0) else: return None sfp_vendor_oui_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_VENDOR_OUI_OFFSET), XCVR_VENDOR_OUI_WIDTH) if sfp_vendor_oui_raw is not None: sfp_vendor_oui_data = sfpi_obj.parse_vendor_oui(sfp_vendor_oui_raw, 0) else: return None sfp_vendor_date_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + XCVR_VENDOR_DATE_OFFSET), XCVR_VENDOR_DATE_WIDTH) if sfp_vendor_date_raw is not None: sfp_vendor_date_data = sfpi_obj.parse_vendor_date(sfp_vendor_date_raw, 0) else: return None transceiver_info_dict['type'] = sfp_interface_bulk_data['data']['type']['value'] transceiver_info_dict['manufacturer'] = sfp_vendor_name_data['data']['Vendor Name']['value'] transceiver_info_dict['model'] = sfp_vendor_pn_data['data']['Vendor PN']['value'] transceiver_info_dict['hardware_rev'] = sfp_vendor_rev_data['data']['Vendor Rev']['value'] transceiver_info_dict['serial'] = sfp_vendor_sn_data['data']['Vendor SN']['value'] transceiver_info_dict['vendor_oui'] = sfp_vendor_oui_data['data']['Vendor OUI']['value'] transceiver_info_dict['vendor_date'] = sfp_vendor_date_data['data']['VendorDataCode(YYYY-MM-DD Lot)']['value'] transceiver_info_dict['connector'] = sfp_interface_bulk_data['data']['Connector']['value'] transceiver_info_dict['encoding'] = sfp_interface_bulk_data['data']['EncodingCodes']['value'] transceiver_info_dict['ext_identifier'] = sfp_interface_bulk_data['data']['Extended Identifier']['value'] transceiver_info_dict['ext_rateselect_compliance'] = sfp_interface_bulk_data['data']['RateIdentifier']['value'] if sfp_type == 'QSFP': for key in qsfp_cable_length_tup: if key in sfp_interface_bulk_data['data']: transceiver_info_dict['cable_type'] = key transceiver_info_dict['cable_length'] = str(sfp_interface_bulk_data['data'][key]['value']) for key in qsfp_compliance_code_tup: if key in sfp_interface_bulk_data['data']['Specification compliance']['value']: compliance_code_dict[key] = sfp_interface_bulk_data['data']['Specification compliance']['value'][key]['value'] transceiver_info_dict['specification_compliance'] = str(compliance_code_dict) transceiver_info_dict['nominal_bit_rate'] = str(sfp_interface_bulk_data['data']['Nominal Bit Rate(100Mbs)']['value']) else: for key in sfp_cable_length_tup: if key in sfp_interface_bulk_data['data']: transceiver_info_dict['cable_type'] = key transceiver_info_dict['cable_length'] = str(sfp_interface_bulk_data['data'][key]['value']) for key in sfp_compliance_code_tup: if key in sfp_interface_bulk_data['data']['Specification compliance']['value']: compliance_code_dict[key] = sfp_interface_bulk_data['data']['Specification compliance']['value'][key]['value'] transceiver_info_dict['specification_compliance'] = str(compliance_code_dict) transceiver_info_dict['nominal_bit_rate'] = str(sfp_interface_bulk_data['data']['NominalSignallingRate(UnitsOf100Mbd)']['value']) return transceiver_info_dict def get_transceiver_dom_info_dict(self, port_num): transceiver_dom_info_dict = {} # Below part is added to avoid failing xcvrd # Currently, the way in which dom data is read has been changed from # using sysfs to using ethtool. # The ethtool returns None for ports without dom support, resulting in # None being returned. However, this fails xcvrd to add the # TRANSCEIVER_DOM_SENSOR table entry of associated port to CONFIG_DB # and then causes SNMP fail. # To address this issue a default dict is initialized with all data set to # 'N/A' and is returned is the above case. # BTW, in the original implementation which sysfs is used to read dom data, # even though non-None data is returned for ports without dom support, # it does not contain valid data. This can result in wrong data in # TRANSCEIVER_DOM_SENSOR table. transceiver_dom_info_dict['temperature'] = 'N/A' transceiver_dom_info_dict['voltage'] = 'N/A' transceiver_dom_info_dict['rx1power'] = 'N/A' transceiver_dom_info_dict['rx2power'] = 'N/A' transceiver_dom_info_dict['rx3power'] = 'N/A' transceiver_dom_info_dict['rx4power'] = 'N/A' transceiver_dom_info_dict['tx1bias'] = 'N/A' transceiver_dom_info_dict['tx2bias'] = 'N/A' transceiver_dom_info_dict['tx3bias'] = 'N/A' transceiver_dom_info_dict['tx4bias'] = 'N/A' transceiver_dom_info_dict['tx1power'] = 'N/A' transceiver_dom_info_dict['tx2power'] = 'N/A' transceiver_dom_info_dict['tx3power'] = 'N/A' transceiver_dom_info_dict['tx4power'] = 'N/A' if port_num in self.osfp_ports: pass elif port_num in self.qsfp_ports: offset = 0 offset_xcvr = 128 sfpd_obj = sff8436Dom() if sfpd_obj is None: return None sfpi_obj = sff8436InterfaceId() if sfpi_obj is None: return None # QSFP capability byte parse, through this byte can know whether it support tx_power or not. # TODO: in the future when decided to migrate to support SFF-8636 instead of SFF-8436, # need to add more code for determining the capability and version compliance # in SFF-8636 dom capability definitions evolving with the versions. qsfp_dom_capability_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset_xcvr + XCVR_DOM_CAPABILITY_OFFSET), XCVR_DOM_CAPABILITY_WIDTH) if qsfp_dom_capability_raw is not None: qspf_dom_capability_data = sfpi_obj.parse_qsfp_dom_capability(qsfp_dom_capability_raw, 0) else: return transceiver_dom_info_dict dom_temperature_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + QSFP_TEMPE_OFFSET), QSFP_TEMPE_WIDTH) if dom_temperature_raw is not None: dom_temperature_data = sfpd_obj.parse_temperature(dom_temperature_raw, 0) else: return transceiver_dom_info_dict dom_voltage_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + QSFP_VOLT_OFFSET), QSFP_VOLT_WIDTH) if dom_voltage_raw is not None: dom_voltage_data = sfpd_obj.parse_voltage(dom_voltage_raw, 0) else: return transceiver_dom_info_dict qsfp_dom_rev_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + QSFP_DOM_REV_OFFSET), QSFP_DOM_REV_WIDTH) if qsfp_dom_rev_raw is not None: qsfp_dom_rev_data = sfpd_obj.parse_sfp_dom_rev(qsfp_dom_rev_raw, 0) else: return transceiver_dom_info_dict transceiver_dom_info_dict['temperature'] = dom_temperature_data['data']['Temperature']['value'] transceiver_dom_info_dict['voltage'] = dom_voltage_data['data']['Vcc']['value'] # The tx_power monitoring is only available on QSFP which compliant with SFF-8636 # and claimed that it support tx_power with one indicator bit. dom_channel_monitor_data = {} qsfp_dom_rev = qsfp_dom_rev_data['data']['dom_rev']['value'] qsfp_tx_power_support = qspf_dom_capability_data['data']['Tx_power_support']['value'] if (qsfp_dom_rev[0:8] != 'SFF-8636' or (qsfp_dom_rev[0:8] == 'SFF-8636' and qsfp_tx_power_support != 'on')): dom_channel_monitor_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + QSFP_CHANNL_MON_OFFSET), QSFP_CHANNL_MON_WIDTH) if dom_channel_monitor_raw is not None: dom_channel_monitor_data = sfpd_obj.parse_channel_monitor_params(dom_channel_monitor_raw, 0) else: return transceiver_dom_info_dict else: dom_channel_monitor_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + QSFP_CHANNL_MON_OFFSET), QSFP_CHANNL_MON_WITH_TX_POWER_WIDTH) if dom_channel_monitor_raw is not None: dom_channel_monitor_data = sfpd_obj.parse_channel_monitor_params_with_tx_power(dom_channel_monitor_raw, 0) else: return transceiver_dom_info_dict transceiver_dom_info_dict['tx1power'] = dom_channel_monitor_data['data']['TX1Power']['value'] transceiver_dom_info_dict['tx2power'] = dom_channel_monitor_data['data']['TX2Power']['value'] transceiver_dom_info_dict['tx3power'] = dom_channel_monitor_data['data']['TX3Power']['value'] transceiver_dom_info_dict['tx4power'] = dom_channel_monitor_data['data']['TX4Power']['value'] transceiver_dom_info_dict['temperature'] = dom_temperature_data['data']['Temperature']['value'] transceiver_dom_info_dict['voltage'] = dom_voltage_data['data']['Vcc']['value'] transceiver_dom_info_dict['rx1power'] = dom_channel_monitor_data['data']['RX1Power']['value'] transceiver_dom_info_dict['rx2power'] = dom_channel_monitor_data['data']['RX2Power']['value'] transceiver_dom_info_dict['rx3power'] = dom_channel_monitor_data['data']['RX3Power']['value'] transceiver_dom_info_dict['rx4power'] = dom_channel_monitor_data['data']['RX4Power']['value'] transceiver_dom_info_dict['tx1bias'] = dom_channel_monitor_data['data']['TX1Bias']['value'] transceiver_dom_info_dict['tx2bias'] = dom_channel_monitor_data['data']['TX2Bias']['value'] transceiver_dom_info_dict['tx3bias'] = dom_channel_monitor_data['data']['TX3Bias']['value'] transceiver_dom_info_dict['tx4bias'] = dom_channel_monitor_data['data']['TX4Bias']['value'] else: offset = SFP_I2C_PAGE_SIZE eeprom_raw = ['0'] * SFP_I2C_PAGE_SIZE eeprom_raw[XCVR_DOM_CAPABILITY_OFFSET : XCVR_DOM_CAPABILITY_OFFSET + XCVR_DOM_CAPABILITY_WIDTH] = \ self._read_eeprom_specific_bytes_via_ethtool(port_num, XCVR_DOM_CAPABILITY_OFFSET, XCVR_DOM_CAPABILITY_WIDTH) sfp_obj = sff8472InterfaceId() calibration_type = sfp_obj._get_calibration_type(eeprom_raw) dom_supported = (int(eeprom_raw[XCVR_DOM_CAPABILITY_OFFSET], 16) & XCVR_DOM_CAPABILITY_DOM_SUPPORT_BIT != 0) if not dom_supported: return transceiver_dom_info_dict eeprom_domraw = self._read_eeprom_specific_bytes_via_ethtool(port_num, offset, SFP_I2C_PAGE_SIZE) if eeprom_domraw is None: return transceiver_dom_info_dict sfpd_obj = sff8472Dom(None, calibration_type) if sfpd_obj is None: print "no sff8472Dom" return None dom_temperature_raw = eeprom_domraw[SFP_TEMPE_OFFSET:SFP_TEMPE_OFFSET+SFP_TEMPE_WIDTH] dom_temperature_data = sfpd_obj.parse_temperature(dom_temperature_raw, 0) dom_voltage_raw = eeprom_domraw[SFP_VOLT_OFFSET:SFP_VOLT_OFFSET+SFP_VOLT_WIDTH] dom_voltage_data = sfpd_obj.parse_voltage(dom_voltage_raw, 0) dom_channel_monitor_raw = eeprom_domraw[SFP_CHANNL_MON_OFFSET:SFP_CHANNL_MON_OFFSET+SFP_CHANNL_MON_WIDTH] dom_channel_monitor_data = sfpd_obj.parse_channel_monitor_params(dom_channel_monitor_raw, 0) transceiver_dom_info_dict['temperature'] = dom_temperature_data['data']['Temperature']['value'] transceiver_dom_info_dict['voltage'] = dom_voltage_data['data']['Vcc']['value'] transceiver_dom_info_dict['rx1power'] = dom_channel_monitor_data['data']['RXPower']['value'] transceiver_dom_info_dict['tx1bias'] = dom_channel_monitor_data['data']['TXBias']['value'] transceiver_dom_info_dict['tx1power'] = dom_channel_monitor_data['data']['TXPower']['value'] return transceiver_dom_info_dict def get_transceiver_dom_threshold_info_dict(self, port_num): transceiver_dom_threshold_info_dict = {} dom_info_dict_keys = ['temphighalarm', 'temphighwarning', 'templowalarm', 'templowwarning', 'vcchighalarm', 'vcchighwarning', 'vcclowalarm', 'vcclowwarning', 'rxpowerhighalarm', 'rxpowerhighwarning', 'rxpowerlowalarm', 'rxpowerlowwarning', 'txpowerhighalarm', 'txpowerhighwarning', 'txpowerlowalarm', 'txpowerlowwarning', 'txbiashighalarm', 'txbiashighwarning', 'txbiaslowalarm', 'txbiaslowwarning' ] transceiver_dom_threshold_info_dict = dict.fromkeys(dom_info_dict_keys, 'N/A') if port_num in self.qsfp_ports: # current we don't support qsfp since threshold data is on page 3 and the way to read this page is under discussion. return transceiver_dom_threshold_info_dict else: offset = SFP_I2C_PAGE_SIZE eeprom_raw = ['0'] * SFP_I2C_PAGE_SIZE eeprom_raw[XCVR_DOM_CAPABILITY_OFFSET : XCVR_DOM_CAPABILITY_OFFSET + XCVR_DOM_CAPABILITY_WIDTH] = \ self._read_eeprom_specific_bytes_via_ethtool(port_num, XCVR_DOM_CAPABILITY_OFFSET, XCVR_DOM_CAPABILITY_WIDTH) sfp_obj = sff8472InterfaceId() calibration_type = sfp_obj._get_calibration_type(eeprom_raw) dom_supported = (int(eeprom_raw[XCVR_DOM_CAPABILITY_OFFSET], 16) & XCVR_DOM_CAPABILITY_DOM_SUPPORT_BIT != 0) if not dom_supported: return transceiver_dom_threshold_info_dict sfpd_obj = sff8472Dom(None, calibration_type) if sfpd_obj is None: return transceiver_dom_threshold_info_dict dom_module_threshold_raw = self._read_eeprom_specific_bytes_via_ethtool(port_num, (offset + SFP_MODULE_THRESHOLD_OFFSET), SFP_MODULE_THRESHOLD_WIDTH) if dom_module_threshold_raw is not None: dom_module_threshold_data = sfpd_obj.parse_alarm_warning_threshold(dom_module_threshold_raw, 0) else: return transceiver_dom_threshold_info_dict # Threshold Data transceiver_dom_threshold_info_dict['temphighalarm'] = dom_module_threshold_data['data']['TempHighAlarm']['value'] transceiver_dom_threshold_info_dict['templowalarm'] = dom_module_threshold_data['data']['TempLowAlarm']['value'] transceiver_dom_threshold_info_dict['temphighwarning'] = dom_module_threshold_data['data']['TempHighWarning']['value'] transceiver_dom_threshold_info_dict['templowwarning'] = dom_module_threshold_data['data']['TempLowWarning']['value'] transceiver_dom_threshold_info_dict['vcchighalarm'] = dom_module_threshold_data['data']['VoltageHighAlarm']['value'] transceiver_dom_threshold_info_dict['vcclowalarm'] = dom_module_threshold_data['data']['VoltageLowAlarm']['value'] transceiver_dom_threshold_info_dict['vcchighwarning'] = dom_module_threshold_data['data']['VoltageHighWarning']['value'] transceiver_dom_threshold_info_dict['vcclowwarning'] = dom_module_threshold_data['data']['VoltageLowWarning']['value'] transceiver_dom_threshold_info_dict['txbiashighalarm'] = dom_module_threshold_data['data']['BiasHighAlarm']['value'] transceiver_dom_threshold_info_dict['txbiaslowalarm'] = dom_module_threshold_data['data']['BiasLowAlarm']['value'] transceiver_dom_threshold_info_dict['txbiashighwarning'] = dom_module_threshold_data['data']['BiasHighWarning']['value'] transceiver_dom_threshold_info_dict['txbiaslowwarning'] = dom_module_threshold_data['data']['BiasLowWarning']['value'] transceiver_dom_threshold_info_dict['txpowerhighalarm'] = dom_module_threshold_data['data']['TXPowerHighAlarm']['value'] transceiver_dom_threshold_info_dict['txpowerlowalarm'] = dom_module_threshold_data['data']['TXPowerLowAlarm']['value'] transceiver_dom_threshold_info_dict['txpowerhighwarning'] = dom_module_threshold_data['data']['TXPowerHighWarning']['value'] transceiver_dom_threshold_info_dict['txpowerlowwarning'] = dom_module_threshold_data['data']['TXPowerLowWarning']['value'] transceiver_dom_threshold_info_dict['rxpowerhighalarm'] = dom_module_threshold_data['data']['RXPowerHighAlarm']['value'] transceiver_dom_threshold_info_dict['rxpowerlowalarm'] = dom_module_threshold_data['data']['RXPowerLowAlarm']['value'] transceiver_dom_threshold_info_dict['rxpowerhighwarning'] = dom_module_threshold_data['data']['RXPowerHighWarning']['value'] transceiver_dom_threshold_info_dict['rxpowerlowwarning'] = dom_module_threshold_data['data']['RXPowerLowWarning']['value'] return transceiver_dom_threshold_info_dict