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Implement retransmission checker, include unit test

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This commit is contained in:
Robert Schmidt
2026-02-26 14:17:28 +01:00
parent fe464ec6d0
commit 707cb560d5
8 changed files with 228 additions and 77 deletions
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ci-scripts/ran.py
-66
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@@ -67,8 +67,6 @@ class RANManagement():
self.eNBOptions = ['', '', '']
self.eNBstatuses = [-1, -1, -1]
self.runtime_stats= ''
#checkers from xml
self.ran_checkers={}
self.cmd_prefix = '' # prefix before {lte,nr}-softmodem
self.node = ''
self.command = ''
@@ -176,25 +174,6 @@ class RANManagement():
HTML.CreateHtmlDataLogTable(datalog_rt_stats)
return success
def _analyzeUeRetx(self, rounds, checkers, regex):
if len(rounds) == 0 or len(checkers) == 0:
logging.warning(f'warning: rounds={rounds} checkers={checkers}')
return []
perc = list(0 for i in checkers) # results in %
stats = list(False for i in checkers) # status if succeeded
tmp = re.match(regex, rounds)
if tmp is None:
logging.error('_analyzeUeRetx: did not match regex for DL retx analysis')
return stats
retx_data = [float(x) for x in tmp.groups()]
for i in range(0, len(perc)):
#case where numerator > denumerator with denum ==0 is disregarded, cannot hapen in principle, will lead to 0%
perc[i] = 0 if (retx_data[i] == 0) else 100 * retx_data[i + 1] / retx_data[i]
#treating % > 100 , % > requirement
stats[i] = perc[i] <= 100 and perc[i] <= checkers[i]
return stats
def AnalyzeLogFile_eNB(self, eNBlogFile, HTML, checkers={}):
if (not os.path.isfile(eNBlogFile)):
return -1
@@ -239,8 +218,6 @@ class RANManagement():
nbContextSwitches = ''
#NSA FR1 check
NSA_RAPROC_PUSCH_check = 0
#dlsch and ulsch statistics (dictionary)
dlsch_ulsch_stats = {}
#count "problem receiving samples" msg
pb_receiving_samples_cnt = 0
#count "removing UE" msg
@@ -392,22 +369,6 @@ class RANManagement():
if result is not None:
NSA_RAPROC_PUSCH_check = 1
# Collect information on UE DLSCH and ULSCH statistics
keys = {'dlsch_rounds','ulsch_rounds'}
for k in keys:
result = re.search(k, line)
if result is None:
continue
result = re.search('UE (?:RNTI )?([0-9a-f]{4})', line)
if result is None:
logging.error(f'did not find RNTI while matching key {k}')
continue
rnti = result.group(1)
#remove 1- all useless char before relevant info (ulsch or dlsch) 2- trailing char
if not rnti in dlsch_ulsch_stats: dlsch_ulsch_stats[rnti] = {}
dlsch_ulsch_stats[rnti][k]=re.sub(r'^.*\]\s+', r'' , line.rstrip())
result = re.search('Received NR_RRCReconfigurationComplete from UE', str(line))
if result is not None:
nrRrcRcfgComplete += 1
@@ -505,23 +466,6 @@ class RANManagement():
logging.debug(statMsg)
htmleNBFailureMsg += htmlMsg
#ulsch and dlsch statistics and checkers
for ue in dlsch_ulsch_stats:
dlulstat = dlsch_ulsch_stats[ue]
#print statistics into html
statMsg=''
for key in dlulstat:
statMsg += dlulstat[key] + '\n'
logging.debug(dlulstat[key])
htmleNBFailureMsg += statMsg
retx_status[ue] = {}
dlcheckers = [] if 'd_retx_th' not in checkers else checkers['d_retx_th']
retx_status[ue]['dl'] = self._analyzeUeRetx(dlulstat['dlsch_rounds'], dlcheckers, r'^.*dlsch_rounds\s+(\d+)\/(\d+)\/(\d+)\/(\d+),\s+dlsch_errors\s+(\d+)')
ulcheckers = [] if 'u_retx_th' not in checkers else checkers['u_retx_th']
retx_status[ue]['ul'] = self._analyzeUeRetx(dlulstat['ulsch_rounds'], ulcheckers, r'^.*ulsch_rounds\s+(\d+)\/(\d+)\/(\d+)\/(\d+),\s+ulsch_errors\s+(\d+)')
if not showedByeMsg:
logging.debug('\u001B[1;37;41m ' + nodeB_prefix + 'NB did not show "Bye." message at end, it likely did not stop properly! \u001B[0m')
htmleNBFailureMsg += 'No Bye. message found, did not stop properly\n'
@@ -557,16 +501,6 @@ class RANManagement():
logging.debug(statMsg)
htmleNBFailureMsg += htmlMsg
for ue in retx_status:
msg = f"retransmissions for UE {ue}: DL {retx_status[ue]['dl']} UL {retx_status[ue]['ul']}"
if False in retx_status[ue]['dl'] or False in retx_status[ue]['ul']:
msg = 'Failure: ' + msg
logging.error(f'\u001B[1;37;41m {msg}\u001B[0m')
htmleNBFailureMsg += f'{msg}\n'
global_status = CONST.ENB_RETX_ISSUE
else:
logging.debug(msg)
if RealTimeProcessingIssue:
logging.debug('\u001B[1;37;41m ' + nodeB_prefix + 'NB ended with real time processing issue! \u001B[0m')
htmleNBFailureMsg += 'Fail due to real time processing issue\n'