def _count_haproxy_processes(self, lb_list):
num = 0
for lb_id in lb_list:
if util.is_lb_running(lb_id):
# optional check if it's still running
num += 1
return num
def build_stats_message():
# Example version 2 message without UDP:
# {
# "id": "<amphora_id>",
# "seq": 67,
# "listeners": {
# "<listener_id>": {
# "status": "OPEN",
# "stats": {
# "tx": 0,
# "rx": 0,
# "conns": 0,
# "totconns": 0,
# "ereq": 0
# }
# }
# },
# "pools": {
# "<pool_id>:<listener_id>": {
# "status": "UP",
# "members": {
# "<member_id>": "no check"
# }
# }
# },
# "ver": 2
# }
global SEQ
msg = {
'id': CONF.amphora_agent.amphora_id,
'seq': SEQ,
'listeners': {},
'pools': {},
'ver': MSG_VER
}
SEQ += 1
stat_sock_files = list_sock_stat_files()
# TODO(rm_work) There should only be one of these in the new config system
for lb_id, stat_sock_file in stat_sock_files.items():
if util.is_lb_running(lb_id):
(stats, pool_status) = get_stats(stat_sock_file)
for row in stats:
if row['svname'] == 'FRONTEND':
listener_id = row['pxname']
msg['listeners'][listener_id] = {
'status': row['status'],
'stats': {
'tx': int(row['bout']),
'rx': int(row['bin']),
'conns': int(row['scur']),
'totconns': int(row['stot']),
'ereq': int(row['ereq'])
}
}
for pool_id, pool in pool_status.items():
msg['pools'][pool_id] = {
"status": pool['status'],
"members": pool['members']
}
# UDP listener part
udp_listener_ids = util.get_udp_listeners()
if udp_listener_ids:
listeners_stats = keepalivedlvs_query.get_udp_listeners_stats()
if listeners_stats:
for listener_id, listener_stats in listeners_stats.items():
pool_status = keepalivedlvs_query.get_udp_listener_pool_status(
listener_id)
udp_listener_dict = dict()
udp_listener_dict['status'] = listener_stats['status']
udp_listener_dict['stats'] = {
'tx': listener_stats['stats']['bout'],
'rx': listener_stats['stats']['bin'],
'conns': listener_stats['stats']['scur'],
'totconns': listener_stats['stats']['stot'],
'ereq': listener_stats['stats']['ereq']
}
if pool_status:
pool_id = pool_status['lvs']['uuid']
msg['pools'][pool_id] = {
"status": pool_status['lvs']['status'],
"members": pool_status['lvs']['members']
}
msg['listeners'][listener_id] = udp_listener_dict
return msg
def build_stats_message():
"""Build a stats message based on retrieved listener statistics.
Example version 3 message without UDP (note that values are deltas,
not absolutes)::
{"id": "<amphora_id>",
"seq": 67,
"listeners": {
"<listener_id>": {
"status": "OPEN",
"stats": {
"tx": 0,
"rx": 0,
"conns": 0,
"totconns": 0,
"ereq": 0
}
}
},
"pools": {
"<pool_id>:<listener_id>": {
"status": "UP",
"members": {
"<member_id>": "no check"
}
}
},
"ver": 3
}
"""
global SEQ
msg = {
'id': CONF.amphora_agent.amphora_id,
'seq': SEQ,
'listeners': {},
'pools': {},
'ver': MSG_VER
}
SEQ += 1
stat_sock_files = list_sock_stat_files()
# TODO(rm_work) There should only be one of these in the new config system
for lb_id, stat_sock_file in stat_sock_files.items():
if util.is_lb_running(lb_id):
(stats, pool_status) = get_stats(stat_sock_file)
for row in stats:
if row['svname'] == 'FRONTEND':
listener_id = row['pxname']
delta_values = calculate_stats_deltas(listener_id, row)
msg['listeners'][listener_id] = {
'status': row['status'],
'stats': {
'tx': delta_values['bout'],
'rx': delta_values['bin'],
'conns': int(row['scur']),
'totconns': delta_values['stot'],
'ereq': delta_values['ereq']
}
}
for pool_id, pool in pool_status.items():
msg['pools'][pool_id] = {
"status": pool['status'],
"members": pool['members']
}
# UDP listener part
lvs_listener_ids = util.get_lvs_listeners()
if lvs_listener_ids:
listeners_stats = keepalivedlvs_query.get_lvs_listeners_stats()
if listeners_stats:
for listener_id, listener_stats in listeners_stats.items():
delta_values = calculate_stats_deltas(listener_id,
listener_stats['stats'])
pool_status = (keepalivedlvs_query.
get_lvs_listener_pool_status(listener_id))
lvs_listener_dict = dict()
lvs_listener_dict['status'] = listener_stats['status']
lvs_listener_dict['stats'] = {
'tx': delta_values['bout'],
'rx': delta_values['bin'],
'conns': listener_stats['stats']['scur'],
'totconns': delta_values['stot'],
'ereq': delta_values['ereq']
}
if pool_status:
pool_id = pool_status['lvs']['uuid']
msg['pools'][pool_id] = {
"status": pool_status['lvs']['status'],
"members": pool_status['lvs']['members']
}
msg['listeners'][listener_id] = lvs_listener_dict
persist_counters()
return msg