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improve set_instrument

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- this still needs some checks
This commit is contained in:
zolliker
2025-04-29 15:25:27 +02:00
parent 335d0a5078
commit e84fba1b49
3 changed files with 42 additions and 22 deletions
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34
secop.py
View File

@ -3,6 +3,7 @@ import os
import json import json
import time import time
import socket import socket
from collections import namedtuple
from select import select from select import select
from streams import Stream, Base, StreamDead from streams import Stream, Base, StreamDead
@ -24,6 +25,9 @@ class TagsDict(dict):
return self.default_value return self.default_value
ParamInfo = namedtuple('ParamInfo', ['cvt', 'key', 'tags'])
class SecopStream(Stream): class SecopStream(Stream):
ping_time = 0 ping_time = 0
@ -57,17 +61,23 @@ class SecopStream(Stream):
self.param_info = {} self.param_info = {}
self.tags_dict = TagsDict(self.tags) self.tags_dict = TagsDict(self.tags)
for mod, moddesc in self.modules.items(): for mod, moddesc in self.modules.items():
mod_tags = None
for key in ('_original_id', 'original_id'): for key in ('_original_id', 'original_id'):
value = moddesc.get(key) value = moddesc.get(key)
if value: if value:
self.tags_dict[mod] = dict(self.tags, device=value) mod_tags = dict(self.tags, device=value)
break break
parameters = moddesc['accessibles'] parameters = moddesc['accessibles']
for param, desc in parameters.items(): for param, desc in parameters.items():
dt = desc['datainfo'] dt = desc['datainfo']
if dt['type'] in ('double', 'int', 'enum'): if dt['type'] in ('double', 'int', 'enum'):
stripped = param[1:] if param.startswith('_') else param stripped = param[1:] if param.startswith('_') else param
self.param_info[mod, param] = float, (mod, param if stripped in parameters else stripped) unit = dt.get('unit')
tags = self.tags or mod_tags
if unit:
tags = dict(tags, unit=unit)
key = mod, (param if stripped in parameters else stripped)
self.param_info[mod, param] = ParamInfo(float, key, tags)
self.send('activate') self.send('activate')
def ping(self): def ping(self):
@ -83,27 +93,26 @@ class SecopStream(Stream):
if match: if match:
cmd, ident, data = match.groups() cmd, ident, data = match.groups()
mod, _, param = ident.partition(':') mod, _, param = ident.partition(':')
cvt_key = self.param_info.get((mod, param or 'value')) pinfo = self.param_info.get((mod, param or 'value'))
if cvt_key: if pinfo:
cvt, key = cvt_key
data = json.loads(data) data = json.loads(data)
tags = self.tags_dict[key[0]] tags = self.tags_dict[pinfo.key[0]]
if cmd == 'error_update': if cmd == 'error_update':
error = ': '.join(data[0:2]) error = ': '.join(data[0:2])
print(msg, repr(error)) # print(msg, repr(error))
timestamp = data[2].get('t', time.time()) timestamp = data[2].get('t', time.time())
yield 'error', error, key, tags, timestamp yield 'error', error, pinfo.key, pinfo.tags, timestamp
else: else:
value = cvt(data[0]) value = pinfo.cvt(data[0])
timestamp = data[1].get('t', time.time()) timestamp = data[1].get('t', time.time())
yield 'value', value, key, tags, timestamp yield 'value', value, pinfo.key, pinfo.tags, timestamp
elif msg == 'active': elif msg == 'active':
# from now on, no more waiting # from now on, no more waiting
self.notimeout() self.notimeout()
except Exception as e: except Exception as e:
# probably other end closed
print(self.uri, repr(e)) print(self.uri, repr(e))
raise
SECOP_UDP_PORT = 10767 SECOP_UDP_PORT = 10767
@ -118,6 +127,7 @@ class UdpStream(Base):
msg, addr = self.socket.recvfrom(1024) msg, addr = self.socket.recvfrom(1024)
except socket.error: # pragma: no cover except socket.error: # pragma: no cover
return None return None
addr = socket.getnameinfo(addr, socket.NI_NOFQDN)[0]
msg = json.loads(msg.decode('utf-8')) msg = json.loads(msg.decode('utf-8'))
kind = msg.pop('SECoP', None) kind = msg.pop('SECoP', None)
if not kind: if not kind:
@ -128,7 +138,7 @@ class UdpStream(Base):
# msg['device'] = uri.split('://', 1)[-1].split(':')[0] # msg['device'] = uri.split('://', 1)[-1].split(':')[0]
kwargs = msg kwargs = msg
elif kind == 'node': elif kind == 'node':
uri = f"{addr[0]}:{msg['port']}" uri = f"{addr}:{msg['port']}"
kwargs = {'name': msg['equipment_id']} kwargs = {'name': msg['equipment_id']}
else: else:
continue continue

24
seinflux.py
View File

@ -132,8 +132,10 @@ class SEHistory(InfluxDBWrapper):
for merge_key, (col_idx, curves) in col_info.items(): for merge_key, (col_idx, curves) in col_info.items():
tags = summarize_tags(curves) tags = summarize_tags(curves)
primary = tags.get(merge[0], '_value') primary = tags.get(merge[0], '_value')
table = Table(tags, merge_key[0], ('_time', primary)) final_key = primary if single_merge else merge_key[1][:len(merge)]
result[primary if single_merge else merge_key[1][:len(merge)]] = table table = result.get(final_key)
if table is None:
result[final_key] = table = Table(tags, merge_key[0], ('_time', primary))
by_idx[col_idx] = table by_idx[col_idx] = table
for row in rows: for row in rows:
by_idx[row[2]].append((row[0], row[1])) by_idx[row[2]].append((row[0], row[1]))
@ -221,6 +223,7 @@ class SEHistory(InfluxDBWrapper):
for stream in sorted(all_entries): for stream in sorted(all_entries):
entries = all_entries[stream] entries = all_entries[stream]
current = None current = None
last = None
instrument = None instrument = None
for entry in sorted(entries, key=lambda e: e[0][0]): for entry in sorted(entries, key=lambda e: e[0][0]):
(ts, flag), tags = entry (ts, flag), tags = entry
@ -232,10 +235,13 @@ class SEHistory(InfluxDBWrapper):
tags['instrument'] = instrument tags['instrument'] = instrument
current = [ts, tags] current = [ts, tags]
elif current: elif current:
if ts < current[0] + 60: if ts > current[0] + 60:
# probably not containing real data # else its probably not containing real data
last = current
current = None current = None
if current or include_finished: if include_finished:
current = last
if current:
tags = current[1] tags = current[1]
ins = tags.get('instrument') ins = tags.get('instrument')
if ins == '0': if ins == '0':
@ -269,12 +275,15 @@ class SEHistory(InfluxDBWrapper):
start, end = abs_range(start, end) start, end = abs_range(start, end)
inperiod = self.query(start, end, _measurement='_stream_', _field='on', interval=interval, inperiod = self.query(start, end, _measurement='_stream_', _field='on', interval=interval,
stream=stream, device=None, instrument=None, **tags) stream=stream, device=None, instrument=None, **tags)
# prepend previous to the items in period or create if not there
for key, rows in previous.items(): for key, rows in previous.items():
if key in inperiod: if key in inperiod:
inperiod[key].insert(0, rows[0]) inperiod[key].insert(0, rows[0])
else: else:
inperiod[key] = rows inperiod[key] = rows
# append items after the ones in period, ignoring keys not present in period
# in the same go, create by_stream dict, joining tables with common stream
by_stream = {} # dict <stream> of [<ts>, <flag>, <instrument>, <device>] by_stream = {} # dict <stream> of [<ts>, <flag>, <instrument>, <device>]
for key, table in inperiod.items(): for key, table in inperiod.items():
nextrow = nextrows.get(key) nextrow = nextrows.get(key)
@ -284,12 +293,13 @@ class SEHistory(InfluxDBWrapper):
elist = by_stream.setdefault(stream, []) elist = by_stream.setdefault(stream, [])
for row in table: for row in table:
elist.append([row[0], row[1], stream, device, instrument]) elist.append([row[0], row[1], stream, device, instrument])
# combine now by either instrument or stream, if instrument is undefined (='0')
by_key = {} by_key = {}
for stream, rows in by_stream.items(): for stream, rows in by_stream.items():
rows.sort() rows.sort()
instrument = '0' instrument = '0'
for row in rows: for row in rows:
if row[-1] is None: if not row[-1]:
row[-1] = instrument row[-1] = instrument
else: else:
instrument = row[-1] instrument = row[-1]
@ -364,7 +374,7 @@ class SEHistory(InfluxDBWrapper):
:param value: instrument, "0" to unassign the instrument or None when switching the stream off :param value: instrument, "0" to unassign the instrument or None when switching the stream off
:param ts: the time or None when now :param ts: the time or None when now
""" """
flag = bool(value) flag = value is not None
try: try:
previns, prevts = self.get_instrument(stream, ts, **tags) previns, prevts = self.get_instrument(stream, ts, **tags)
if prevts is not None and (previns is None or (ts or 1e10) < prevts): if prevts is not None and (previns is None or (ts or 1e10) < prevts):

4
streams.py
View File

@ -290,7 +290,7 @@ class EventStream:
print('can not connect to', uri, repr(e), streamcls) print('can not connect to', uri, repr(e), streamcls)
continue continue
device = stream.tags.get('device') device = stream.tags.get('device')
events.append(('stream', kwargs.get('instrument'), events.append(('stream', kwargs.get('instrument', ''),
{'device': device}, stream.uri, int(time.time()))) {'device': device}, stream.uri, int(time.time())))
for name, stream in self.streams.items(): for name, stream in self.streams.items():
try: try:
@ -298,7 +298,7 @@ class EventStream:
return events return events
except StreamDead: except StreamDead:
# indicate stream is removed # indicate stream is removed
events.append(('stream', None, {}, uri, int(time.time()))) events.append(('stream', None, {}, stream.uri, int(time.time())))
self.streams.pop(name) self.streams.pop(name)
if events: if events:
return events return events