starlingx/ptp-notification-armada-app
Code Issues Proposed changes

Merge "Fix an incorrect state when multiple ports are configured"

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This commit is contained in:
Zuul 2021-05-03 19:39:38 +00:00 committed by Gerrit Code Review
commit 30c5dadf96
2 changed files with 20 additions and 12 deletions
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1
notificationservice-base/centos/docker/ptptrackingfunction/trackingfunctionsdk/common/helpers/constants.py
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@ -11,6 +11,7 @@ HOLDOVER_PHC_STATE = "Holdover"
UNKNOWN_PHC_STATE = "Unknown"
# PMC command constants
PORT_STATE = "portState"
PORT = "port{}"
GM_PRESENT = "gmPresent"
MASTER_OFFSET = "master_offset"
GM_CLOCK_CLASS = "gm.ClockClass"

29
notificationservice-base/centos/docker/ptptrackingfunction/trackingfunctionsdk/common/helpers/ptpsync.py
View File

@ -20,6 +20,7 @@ import datetime
import logging
from trackingfunctionsdk.common.helpers import constants
LOG = logging.getLogger(__name__)
# dictionary includes PMC commands used and keywords of intrest
@ -45,8 +46,6 @@ def run_shell2(dir, ctx, args):
return out, err, errcode
def check_critical_resources():
pmc = False
ptp4l = False
@ -63,7 +62,7 @@ def check_critical_resources():
ptp4lconf = True
return pmc, ptp4l, phc2sys, ptp4lconf
def check_results(result, total_ptp_keywords):
def check_results(result, total_ptp_keywords, port_count):
# sync state is in 'Locked' state and will be overwritten if
# it is not the case
sync_state = constants.LOCKED_PHC_STATE
@ -75,7 +74,9 @@ def check_results(result, total_ptp_keywords):
# determine the current sync state
if result[constants.GM_PRESENT].lower() != constants.GM_IS_PRESENT:
sync_state = constants.FREERUN_PHC_STATE
if result[constants.PORT_STATE].lower() != constants.SLAVE_MODE:
for port in range(1, port_count + 1):
if result[constants.PORT.format(port)].lower() == constants.SLAVE_MODE: break
else:
sync_state = constants.FREERUN_PHC_STATE
if result[constants.TIME_TRACEABLE] != constants.TIME_IS_TRACEABLE1 and result[constants.TIME_TRACEABLE].lower != constants.TIME_IS_TRACEABLE2:
sync_state = constants.FREERUN_PHC_STATE
@ -86,6 +87,7 @@ def check_results(result, total_ptp_keywords):
def ptpsync():
result = {}
total_ptp_keywords = 0
port_count = 0
ptp_dict_to_use = ptp_oper_dict
len_dic = len(ptp_dict_to_use)
@ -118,13 +120,20 @@ def ptpsync():
sys.exit(0)
for item in ptp_keyword:
if state[0] == item:
if item == constants.PORT_STATE:
port_count += 1
result.update({constants.PORT.format(port_count):state[1]})
else:
result.update({state[0]:state[1]})
return result, total_ptp_keywords
# making sure at least one port is available
if port_count == 0:
port_count = 1
# adding the possible ports minus one keyword not used, "portState"
total_ptp_keywords = total_ptp_keywords + port_count - 1
return result, total_ptp_keywords, port_count
def ptp_status(holdover_time, freq, sync_state, event_time):
result = {}
# holdover_time - time phc can maintain clock
# freq - the frequently for monitoring the ptp status
# sync_state - the current ptp state
@ -144,11 +153,10 @@ def ptp_status(holdover_time, freq, sync_state, event_time):
pmc, ptp4l, phc2sys, ptp4lconf = check_critical_resources()
# run pmc command if preconditions met
if pmc and ptp4l and phc2sys and ptp4lconf:
result, total_ptp_keywords = ptpsync()
sync_state = check_results(result, total_ptp_keywords)
result, total_ptp_keywords, port_count = ptpsync()
sync_state = check_results(result, total_ptp_keywords, port_count)
else:
sync_state = constants.FREERUN_PHC_STATE
# determine if transition into holdover mode (cannot be in holdover if system clock is not in sync)
if sync_state == constants.FREERUN_PHC_STATE and phc2sys:
if previous_sync_state in [constants.UNKNOWN_PHC_STATE, constants.FREERUN_PHC_STATE]:
@ -166,5 +174,4 @@ def ptp_status(holdover_time, freq, sync_state, event_time):
event_time = datetime.datetime.now().timestamp()
else:
new_event = "false"
return new_event, sync_state, event_time