Added Contention Handler & Target Iteration to continue not return

This commit is contained in:
n0mjs710 2019-09-06 10:18:24 -05:00
parent 64a685cd80
commit 55a546a239

View File

@ -134,17 +134,102 @@ class bridgeallSYSTEM(HBSYSTEM):
if _call_type == 'group':
# Is this is a new call stream?
if (_stream_id != self.STATUS[_slot]['RX_STREAM_ID']):
self.STATUS['RX_START'] = pkt_time
new_stream = (_stream_id != self.STATUS[_slot]['RX_STREAM_ID'])
if new_stream:
self.STATUS[_slot]['RX_START'] = pkt_time
logger.info('(%s) *CALL START* STREAM ID: %s SUB: %s (%s) PEER: %s (%s) TGID %s (%s), TS %s', \
self._system, int_id(_stream_id), get_alias(_rf_src, subscriber_ids), int_id(_rf_src), get_alias(_peer_id, peer_ids), int_id(_peer_id), get_alias(_dst_id, talkgroup_ids), int_id(_dst_id), _slot)
# Final actions - Is this a voice terminator?
if (_frame_type == const.HBPF_DATA_SYNC) and (_dtype_vseq == const.HBPF_SLT_VTERM) and (self.STATUS[_slot]['RX_TYPE'] != const.HBPF_SLT_VTERM):
call_duration = pkt_time - self.STATUS['RX_START']
call_duration = pkt_time - self.STATUS[_slot]['RX_START']
logger.info('(%s) *CALL END* STREAM ID: %s SUB: %s (%s) PEER: %s (%s) TGID %s (%s), TS %s, Duration: %s', \
self._system, int_id(_stream_id), get_alias(_rf_src, subscriber_ids), int_id(_rf_src), get_alias(_peer_id, peer_ids), int_id(_peer_id), get_alias(_dst_id, talkgroup_ids), int_id(_dst_id), _slot, call_duration)
for _target in self._CONFIG['SYSTEMS']:
if _target != self._system:
_target_status = systems[_target].STATUS
_target_system = self._CONFIG['SYSTEMS'][_target]
# BEGIN STANDARD CONTENTION HANDLING
#
# The rules for each of the 4 "ifs" below are listed here for readability. The Frame To Send is:
# From a different group than last RX from this HBSystem, but it has been less than Group Hangtime
# From a different group than last TX to this HBSystem, but it has been less than Group Hangtime
# From the same group as the last RX from this HBSystem, but from a different subscriber, and it has been less than stream timeout
# From the same group as the last TX to this HBSystem, but from a different subscriber, and it has been less than stream timeout
# The "continue" at the end of each means the next iteration of the for loop that tests for matching rules
#
if ((_dst_id != _target_status[_slot]['RX_TGID']) and ((pkt_time - _target_status[_slot]['RX_TIME']) < _target_system['GROUP_HANGTIME'])):
if _frame_type == HBPF_DATA_SYNC and _dtype_vseq == HBPF_SLT_VHEAD and self.STATUS[_slot]['RX_STREAM_ID'] != _stream_id:
logger.info('(%s) Call not routed to TGID %s, target active or in group hangtime: HBSystem: %s, TS: %s, TGID: %s', self._system, int_id(_target['TGID']), _target['SYSTEM'], _target['TS'], int_id(_target_status[_target['TS']]['RX_TGID']))
continue
if ((_dst_id != _target_status[_slot]['TX_TGID']) and ((pkt_time - _target_status[_slot]['TX_TIME']) < _target_system['GROUP_HANGTIME'])):
if _frame_type == HBPF_DATA_SYNC and _dtype_vseq == HBPF_SLT_VHEAD and self.STATUS[_slot]['RX_STREAM_ID'] != _stream_id:
logger.info('(%s) Call not routed to TGID%s, target in group hangtime: HBSystem: %s, TS: %s, TGID: %s', self._system, int_id(_target['TGID']), _target['SYSTEM'], _target['TS'], int_id(_target_status[_target['TS']]['TX_TGID']))
continue
if (_dst_id == _target_status[_slot]['RX_TGID']) and ((pkt_time - _target_status[_slot]['RX_TIME']) < STREAM_TO):
if _frame_type == HBPF_DATA_SYNC and _dtype_vseq == HBPF_SLT_VHEAD and self.STATUS[_slot]['RX_STREAM_ID'] != _stream_id:
logger.info('(%s) Call not routed to TGID%s, matching call already active on target: HBSystem: %s, TS: %s, TGID: %s', self._system, int_id(_target['TGID']), _target['SYSTEM'], _target['TS'], int_id(_target_status[_target['TS']]['RX_TGID']))
continue
if (_dst_id == _target_status[_slot]['TX_TGID']) and (_rf_src != _target_status[_slot]['TX_RFS']) and ((pkt_time - _target_status[_slot]['TX_TIME']) < STREAM_TO):
if _frame_type == HBPF_DATA_SYNC and _dtype_vseq == HBPF_SLT_VHEAD and self.STATUS[_slot]['RX_STREAM_ID'] != _stream_id:
logger.info('(%s) Call not routed for subscriber %s, call route in progress on target: HBSystem: %s, TS: %s, TGID: %s, SUB: %s', self._system, int_id(_rf_src), _target['SYSTEM'], _target['TS'], int_id(_target_status[_target['TS']]['TX_TGID']), int_id(_target_status[_target['TS']]['TX_RFS']))
continue
# ACL Processing
if self._CONFIG['GLOBAL']['USE_ACL']:
if not acl_check(_rf_src, self._CONFIG['GLOBAL']['SUB_ACL']):
if _stream_id != _target_status[_slot]['TX_STREAM_ID']:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s FROM SUBSCRIBER %s BY GLOBAL ACL', _target, int_id(_stream_id), int_id(_rf_src))
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
continue
if _slot == 1 and not acl_check(_dst_id, self._CONFIG['GLOBAL']['TG1_ACL']):
if _stream_id != _target_status[_slot]['TX_STREAM_ID']:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY GLOBAL TS1 ACL', _target, int_id(_stream_id), int_id(_dst_id))
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
continue
if _slot == 2 and not acl_check(_dst_id, self._CONFIG['GLOBAL']['TG2_ACL']):
if _stream_id != _target_status[_slot]['TX_STREAM_ID']:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY GLOBAL TS2 ACL', _target, int_id(_stream_id), int_id(_dst_id))
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
continue
if _target_system['USE_ACL']:
if not acl_check(_rf_src, _target_system['SUB_ACL']):
if _stream_id != _target_status[_slot]['TX_STREAM_ID']:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s FROM SUBSCRIBER %s BY SYSTEM ACL', _target, int_id(_stream_id), int_id(_rf_src))
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
continue
if _slot == 1 and not acl_check(_dst_id, _target_system['TG1_ACL']):
if _stream_id != _target_status[_slot]['TX_STREAM_ID']:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY SYSTEM TS1 ACL', _target, int_id(_stream_id), int_id(_dst_id))
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
continue
if _slot == 2 and not acl_check(_dst_id, _target_system['TG2_ACL']):
if _stream_id != _target_status[_slot]['TX_STREAM_ID']:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY SYSTEM TS2 ACL', _target, int_id(_stream_id), int_id(_dst_id))
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
continue
# Record this stuff for later
# Is this a new call stream?
if new_stream:
# Record the DST TGID and Stream ID
_target_status[_slot]['TX_START'] = pkt_time
_target_status[_slot]['TX_TGID'] = _dst_id
_target_status[_slot]['TX_RFS'] = _rf_src
_target_status[_slot]['TX_PEER'] = _peer_id
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
_target_status[_slot]['TX_TIME'] = pkt_time
systems[_target].send_system(_data)
#logger.debug('(%s) Packet routed to system: %s', self._system, _target)
# Mark status variables for use later
self.STATUS[_slot]['RX_RFS'] = _rf_src
self.STATUS[_slot]['RX_TYPE'] = _dtype_vseq
@ -153,52 +238,6 @@ class bridgeallSYSTEM(HBSYSTEM):
self.STATUS[_slot]['RX_STREAM_ID'] = _stream_id
for _target in self._CONFIG['SYSTEMS']:
if _target != self._system:
_target_status = systems[_target].STATUS
_target_system = self._CONFIG['SYSTEMS'][_target]
_target_status[_slot]['TX_STREAM_ID'] = _stream_id
# ACL Processing
if self._CONFIG['GLOBAL']['USE_ACL']:
if not acl_check(_rf_src, self._CONFIG['GLOBAL']['SUB_ACL']):
if self._laststrid != _stream_id:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s FROM SUBSCRIBER %s BY GLOBAL ACL', _target, int_id(_stream_id), int_id(_rf_src))
self._laststrid = _stream_id
return
if _slot == 1 and not acl_check(_dst_id, self._CONFIG['GLOBAL']['TG1_ACL']):
if self._laststrid != _stream_id:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY GLOBAL TS1 ACL', _target, int_id(_stream_id), int_id(_dst_id))
self._laststrid = _stream_id
return
if _slot == 2 and not acl_check(_dst_id, self._CONFIG['GLOBAL']['TG2_ACL']):
if self._laststrid != _stream_id:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY GLOBAL TS2 ACL', _target, int_id(_stream_id), int_id(_dst_id))
self._laststrid = _stream_id
return
if _target_system['USE_ACL']:
if not acl_check(_rf_src, _target_system['SUB_ACL']):
if self._laststrid != _stream_id:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s FROM SUBSCRIBER %s BY SYSTEM ACL', _target, int_id(_stream_id), int_id(_rf_src))
self._laststrid = _stream_id
return
if _slot == 1 and not acl_check(_dst_id, _target_system['TG1_ACL']):
if self._laststrid != _stream_id:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY SYSTEM TS1 ACL', _target, int_id(_stream_id), int_id(_dst_id))
self._laststrid = _stream_id
return
if _slot == 2 and not acl_check(_dst_id, _target_system['TG2_ACL']):
if self._laststrid != _stream_id:
logger.info('(%s) CALL DROPPED ON EGRESS WITH STREAM ID %s ON TGID %s BY SYSTEM TS2 ACL', _target, int_id(_stream_id), int_id(_dst_id))
self._laststrid = _stream_id
return
self._laststrid = _stream_id
systems[_target].send_system(_data)
#logger.debug('(%s) Packet routed to system: %s', self._system, _target)
#************************************************
# MAIN PROGRAM LOOP STARTS HERE
#************************************************