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osmtracker.py
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osmtracker.py
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#!/usr/bin/env python
import sys, time
import argparse
import osmapi
import osm.changeset
import osm.diff as osmdiff
import osm.poly
import json, pickle
import datetime, pytz, dateutil.parser
import pprint
import logging, logging.config
import db as database
import config as configfile
import importlib
import ColourScheme as col
import HumanTime
import operator
import requests, socket
import traceback
import BackendHtml, BackendHtmlSummary, BackendGeoJson
import prometheus_client
import messagebus
import eventlet
eventlet.monkey_patch()
logger = logging.getLogger('osmtracker')
AMQP_EXCHANGE_TOPIC = 'osmtracker' # topic
AMQP_EXCHANGE_FANOUT = 'osmtracker_bc' # Fanout
AMQP_FILTER_QUEUE = ('new_cset', 'new_cset.osmtracker', True) # name,key,auto_delete
AMQP_ANALYSIS_QUEUE = ('analysis_cset', 'analysis_cset.osmtracker', True)
AMQP_REFRESH_QUEUE = ('refresh_cset', 'refresh_cset.osmtracker', True)
AMQP_NEW_GENERATION_KEY = 'new_generation.osmtracker'
AMQP_NEW_POINTER_KEY = 'new_replication_pointer.osmtracker'
AMQP_REPLICATION_POINTER_QUEUE = ('replication_pointer', AMQP_NEW_POINTER_KEY, True)
AMQP_QUEUES = [AMQP_FILTER_QUEUE, AMQP_ANALYSIS_QUEUE, AMQP_REFRESH_QUEUE]
EVENT_LABELS = ['event', 'action']
def fetch_and_process_diff(config, dapi, seqno, ctype):
return dapi.get_diff(seqno, ctype)
def fetch_and_process_cset_diff(config, dapi, seqno, ctype):
return dapi.get_cset_diff(seqno)
# FIXME: Refactor to use db.find with timestamps
def cset_refresh_meta(config, db, cset, no_delay=False):
cid = cset['cid']
logger.debug('Test refresh meta, cid {}'.format(cid))
if no_delay or cset_ready_for_reprocessing(config, db, cid=cid):
logger.info('Refresh meta for cid {} (no_delay={})'.format(cid, no_delay))
c = osm.changeset.Changeset(cid, api=config.get('osm_api_url','tracker'))
c.downloadMeta()
updated = db.chgset_set_meta(cid, c.meta)
db.chgset_processed(cset, state=None, refreshed=True)
return updated
return False
def cset_process_local1(config, db, cset, info):
'''Preprocess cset, i.e. locally compute various information based on meta, tag
info or other data.
'''
cid = cset['cid']
meta = db.chgset_get_meta(cid)
if not meta:
logger.error('No meta for cset:{}'.format(cset))
if not 'misc' in info:
misc = {}
info['misc'] = misc
user = meta['user']
colours = col.ColourScheme(seed=0)
misc['user_colour'] = colours.get_colour(user)
else:
misc = info['misc']
if cset_refresh_meta(config, db, cset, no_delay=('timestamp_type' not in misc)) or 'timestamp_type' not in misc:
(tstype, timestamp) = osm.changeset.Changeset.get_timestamp(meta)
ts_type2txt = { 'created_at': 'Started', 'closed_at': 'Closed' }
misc['timestamp_type'] = tstype
misc['timestamp_type_txt'] = ts_type2txt[tstype]
misc['timestamp'] = timestamp
# Update generation, notes etc might have changed
db.generation_advance()
now = datetime.datetime.utcnow().replace(tzinfo=pytz.utc)
observed_s = (now-cset['source']['observed']).total_seconds()
#if observed_s < 240:
# state = 'new'
#else:
state = 'old'
misc['state'] = state
def cset_process_local2(config, db, cset, meta, info):
'''Preprocess cset, i.e. locally compute various information based on meta, tag
info or other data.
'''
cset_process_local1(config, db, cset, info)
misc = info['misc']
tagdiff = info['tagdiff']
max_len = 20
for action in ['create', 'modify', 'delete']:
tdiff = []
sorted_tags = sorted(tagdiff[action].items(), key=operator.itemgetter(1), reverse=True)
for k,v in sorted_tags:
tdiff.append((k, v, action))
if len(tdiff) == max_len<len(sorted_tags): # Max tags allowed
num = len(sorted_tags)-max_len
misc['processed_tagdiff_'+action+'_trailer'] = '{} other {} item{}'.format(num, action, '' if num==1 else 's')
break
misc['processed_tagdiff_'+action] = tdiff
def cset_process_open(config, db, cset, debug=0):
'''Initial processing of changesets. Also applied to open changesets'''
info = {'state': {}}
cset_process_local1(config, db, cset, info)
return info
def cset_process(config, db, cset, debug=0):
'''One-time processing of closed changesets'''
cid = cset['cid']
truncated = None
diffs = None
try:
c = osm.changeset.Changeset(cid, api=config.get('osm_api_url','tracker'),
alt_source=config.get('osm_alt_source','tracker', default=None))
c.apidebug = debug
c.datadebug = debug
c.downloadMeta() # FIXME: Use data from db
c.downloadData()
#c.downloadGeometry()
maxtime = config.get('cset_processing_time_max_s', 'tracker')
c.downloadGeometry(maxtime=maxtime)
c.getGeoJsonDiff()
#c.getReferencedElements()
c.buildSummary(maxtime=maxtime)
c.buildDiffList(maxtime=maxtime)
except osm.changeset.Timeout as e:
truncated = 'Timeout'
info = c.data_export()
if truncated:
info['state']['truncated'] = truncated
logger.error('Changeset {} not fully processed: {}'.format(c.id, truncated))
cset_process_local2(config, db, cset, c.meta, info)
# Apply labels
labelrules = config.get('post_labels','tracker')
clabels = c.build_labels(labelrules)
logger.debug('Added post labels to cid {}: {}'.format(cid, clabels))
cset['labels'] += clabels
c.unload()
return info
def cset_reprocess(config, db, cset):
'''Periodic re-processing of closed changesets'''
cid = cset['cid']
info = db.chgset_get_info(cid)
cset_process_local1(config, db, cset, info)
return info
def diff_fetch_single(args, config, dapi, db, amqp, ptr):
start = time.time()
chgsets = fetch_and_process_cset_diff(config, dapi, ptr, 'changesets')
logger.debug('Found {} changesets: {}'.format(len(chgsets), chgsets.keys()))
for cid,cset in chgsets.iteritems():
msg = cset #
msg['source']['observed'] = cset['source']['observed'].isoformat()
msg['bbox'] = cset['bbox'].to_dict()
if not msg['bbox']:
del msg['bbox']
logger.debug('Sending to messagebus: {}'.format(msg))
r = amqp.send(msg, schema_name='cset', schema_version=1,
routing_key='new_cset.osmtracker')
logger.debug('Send result: {}'.format(r))
return chgsets
def diff_fetch(args, config, db):
logger.debug('Fetching minutely diff')
if args and args.simulate:
cid = args.simulate
source = {'type': 'changesets',
'sequenceno': 123456789,
'observed': datetime.datetime.utcnow().replace(tzinfo=pytz.utc)}
db.chgset_append(cid, source)
return
if args and args.metrics:
m_pt = prometheus_client.Histogram('osmtracker_minutely_diff_processing_time_seconds',
'Minutely diff processing time (seconds)')
m_diff_ts = prometheus_client.Gauge('osmtracker_minutely_diff_timestamp',
'Timestamp of recently processed minutely diff')
m_diff_proc_ts = prometheus_client.Gauge('osmtracker_minutely_diff_processing_timestamp',
'Timestamp of when recently processed minutely diff was processed')
m_seqno = prometheus_client.Gauge('osmtracker_minutely_diff_latest_seqno',
'Sequence number of recently processed minutely diff')
m_head_seqno = prometheus_client.Gauge('osmtracker_minutely_diff_head_seqno',
'Head sequence number of minutely diff replication')
m_csets = prometheus_client.Gauge('osmtracker_minutely_diff_csets_observed',
'Number of changesets observed in recently processed minutely diff')
m_events = prometheus_client.Counter('osmtracker_events',
'Number of events', EVENT_LABELS)
dapi = osmdiff.OsmDiffApi()
ptr = db.pointer
if args:
if args.log_level == 'DEBUG':
dapi.debug = True
amqp = messagebus.Amqp(args.amqp_url, AMQP_EXCHANGE_TOPIC, 'topic', AMQP_QUEUES)
amqp_gen = messagebus.Amqp(args.amqp_url, AMQP_EXCHANGE_FANOUT, 'fanout', [], [])
if args.history:
history = HumanTime.human2date(args.history)
head = dapi.get_state('changesets')
pointer = dapi.get_seqno_le_timestamp('changesets', history, head)
db.pointer = pointer
elif args.initptr or not ptr:
head = dapi.get_state('changesets', seqno=None)
head.sequenceno_advance(offset=-1)
db.pointer = head
logger.debug('Initialized pointer to:{}'.format(db.pointer))
while True:
try:
ptr = db.pointer['seqno']
head = dapi.get_state('changesets', seqno=None)
start = None
if ptr <= head.sequenceno:
logger.debug('Fetching diff, ptr={}, head={}'.format(ptr, head))
chgsets = diff_fetch_single(args, config, dapi, db, amqp, ptr)
m_events.labels('filter', 'in').inc(len(chgsets))
# Set timestamp from old seqno as new seqno might not yet exist
seqno = db.pointer['seqno']
nptr = dapi.get_state('changesets', seqno=seqno)
db.pointer_meta_update({'timestamp': nptr.timestamp()})
db.pointer_advance()
m_diff_ts.set(time.mktime(nptr.timestamp().timetuple())+nptr.timestamp().microsecond/1E6)
m_diff_proc_ts.set_to_current_time()
m_seqno.set(seqno)
m_head_seqno.set(head.sequenceno)
m_csets.set(len(chgsets))
msg = {'pointer': seqno}
r = amqp_gen.send(msg, schema_name='replication_pointer', schema_version=1,
routing_key=AMQP_NEW_POINTER_KEY)
logger.debug('New pointer send result: {}'.format(r))
m_events.labels('new_pointer', 'in').inc()
except KeyboardInterrupt as e:
logger.warn('Processing interrupted, exiting...')
raise e
except (requests.exceptions.Timeout, requests.exceptions.HTTPError, socket.error, socket.timeout, eventlet.timeout.Timeout) as e:
logger.error('Error retrieving OSM data: '.format(e))
logger.error(traceback.format_exc())
time.sleep(60)
if args and args.track:
if start:
end = time.time()
elapsed = end-start
else:
elapsed = 0
if args.metrics:
m_pt.observe(elapsed)
if ptr >= head.sequenceno: # No more diffs to fetch
delay = min(60, max(0, 60-elapsed))
logger.info('Processing seqno {} took {:.2f}s. Sleeping {:.2f}s'.format(ptr, elapsed, delay))
time.sleep(delay)
else:
logger.info('Processing seqno {} took {:.2f}s. Head ptr is {}'.format(ptr, elapsed, head.sequenceno))
else:
break
return 0
def cset_filter(config, db, new_cset):
cid = new_cset['cid']
# Apply labels
labelrules = config.get('pre_labels','tracker')
try:
with eventlet.Timeout(10):
start = time.time()
logger.debug('Begin filtering cset {}'.format(cid))
c = osm.changeset.Changeset(cid, api=config.get('osm_api_url','tracker'))
clabels = c.build_labels(labelrules, bbox=new_cset.get('bbox', None))
logger.debug('Added labels to cid {}: {}'.format(cid, clabels))
except (osmapi.ApiError, eventlet.timeout.Timeout) as e:
logger.error('Failed reading changeset {}: {}'.format(cid, e))
#db.chgset_processed(cset, state=db.STATE_QUARANTINED, failed=True)
return False
# Check labels
labelfilters = config.get('prefilter_labels','tracker')
passed_filters = False
for lf in labelfilters:
logger.debug('lf={}'.format(lf))
if set(lf).issubset(set(clabels)):
logger.debug("Cset labels '{}' is subset of '{}'".format(clabels, lf))
passed_filters = True
if not passed_filters:
logger.debug('Cset {} does not match filters'.format(cid))
else:
logger.debug('Cset {} matches filters'.format(cid))
source = { 'type': new_cset['source']['type'],
'sequenceno': new_cset['source']['sequenceno'],
'observed': dateutil.parser.parse(new_cset['source']['observed'])}
cset = db.chgset_append(cid, source)
cset['labels'] = clabels
try:
with eventlet.Timeout(10):
c.downloadMeta()
except (osmapi.ApiError, eventlet.timeout.Timeout) as e:
logger.error('Failed reading changeset {}: {}'.format(cid, e))
db.chgset_processed(cset, state=db.STATE_QUARANTINED, failed=True)
return False
db.chgset_set_meta(cid, c.meta)
db.chgset_processed(cset, state=db.STATE_BOUNDS_CHECKED)
return True
return False
def csets_filter_worker(args, config, db):
class FilterAmqp(messagebus.Amqp):
def on_message(self, payload, message):
logger.info('Filter: {}'.format(payload))
start = time.time()
if cset_filter(self.config, self.db, payload):
amqp.send(payload, schema_name='cset', schema_version=1,
routing_key='analysis_cset.osmtracker')
m_events.labels('analysis', 'in').inc()
m_events.labels('filter', 'out').inc()
elapsed = time.time()-start
m_filter_time.observe(elapsed)
logger.info('Filtering of cid {} took {:.2f}s'.format(payload['cid'], elapsed))
message.ack()
amqp = FilterAmqp(args.amqp_url, AMQP_EXCHANGE_TOPIC, 'topic', AMQP_QUEUES, [AMQP_FILTER_QUEUE])
amqp.config = config
amqp.db = db
if args.metrics:
m_events = prometheus_client.Counter('osmtracker_events',
'Number of events', EVENT_LABELS)
m_filter_time = prometheus_client.Histogram('osmtracker_changeset_filter_processing_time_seconds',
'Changeset filtering time (seconds)')
logger.debug('Starting filter worker')
amqp.run()
def csets_analyse_initial(config, db, new_cset=None):
# Initial and open changesets
while True:
try:
if new_cset:
cid = new_cset['cid']
else:
cid = None
cset = db.chgset_start_processing([db.STATE_BOUNDS_CHECKED,db.STATE_OPEN,db.STATE_ANALYSING2], db.STATE_ANALYSING1, cid=cid)
if not cset:
logger.warning('Could not find cid {}'.format(cid))
return False
logger.debug('Cset {} analysis step 1'.format(cid))
info = cset_process_open(config, db, cset)
db.chgset_set_info(cid, info)
meta = db.chgset_get_meta(cset['cid'])
logger.info('Cset {} meta={}'.format(cid, meta))
if meta['open']:
logger.debug('Cset {} is open, stopping analysis'.format(cid))
logger.info('Cset {} is open, stopping analysis: meta={}'.format(cid, meta))
db.chgset_processed(cset, state=db.STATE_OPEN, refreshed=True)
return False
else:
db.chgset_processed(cset, state=db.STATE_CLOSED, refreshed=True) # FIXME
csets_analyse_on_close(config, db, new_cset)
return True
except KeyboardInterrupt as e:
logging.warn('Processing interrupted, restoring cid {} state to BOUNDS_CHECKED...'.format(cset['cid']))
db.chgset_processed(cset, state=db.STATE_BOUNDS_CHECKED)
raise e
if new_cset:
break
return False
def csets_analyse_on_close(config, db, new_cset=None):
# One-time processing when changesets are closed
while True:
if new_cset:
cid = new_cset['cid']
else:
cid = None
cset = db.chgset_start_processing(db.STATE_CLOSED, db.STATE_ANALYSING2, cid=cid)
if not cset:
break
try:
logger.debug('Cset {} analysis step 2'.format(cset['cid']))
info = cset_process(config, db, cset)
db.chgset_set_info(cset['cid'], info)
meta = db.chgset_get_meta(cset['cid'])
db.chgset_processed(cset, state=db.STATE_DONE, refreshed=True)
except KeyboardInterrupt as e:
logging.warn('Processing interrupted, restoring cid {} state to CLOSED...'.format(cset['cid']))
db.chgset_processed(cset, state=db.STATE_CLOSED)
raise e
if new_cset:
break
def cset2csetmsg(cset):
c = {'cid': cset['cid'], 'source': cset['source'] }
c['source']['observed'] = cset['source']['observed'].isoformat()
return c
def cset_check_reprocess_open(amqp, config, db, cset):
now = datetime.datetime.utcnow().replace(tzinfo=pytz.utc)
dt = now-datetime.timedelta(minutes=config.get('refresh_open_minutes','tracker'))
if cset['refreshed']<dt:
logger.info('Request refresh of OPEN cset {}'.format(cset['cid']))
amqp.send(cset2csetmsg(cset), schema_name='cset', schema_version=1,
routing_key='analysis_cset.osmtracker')
return True
return False
def cset_ready_for_reprocessing(config, db, cset=None, cid=None, refresh_period=0):
if not cset:
cset = db.chgset_get(cid)
if not cset:
return True
if refresh_period>0:
now = datetime.datetime.utcnow().replace(tzinfo=pytz.utc)
dt = now-datetime.timedelta(minutes=refresh_period)
if cset['refreshed']<dt:
logger.debug('Cset {} ready for refresh, refreshed {}'.format(cset['cid'], HumanTime.date2human(dt)))
return True
logger.debug('Cset {} not ready for refresh, refreshed {}, refresh period {}'.format(cset['cid'], cset['refreshed'], refresh_period))
return False
def cset_check_reprocess_done(config, db, cset, refresh_period=0):
# Peridic reprocessing of finished changesets
# Called functions may have longer delays on e.g. when meta is refreshed
if cset_ready_for_reprocessing(config, db, cset=cset, refresh_period=refresh_period):
logger.info('Request refresh of cset {}'.format(cset['cid']))
return True
return False
# def csets_analyse_drop_old(args, config, db):
# # Drop old changesets
# now = datetime.datetime.utcnow().replace(tzinfo=pytz.utc)
# horizon_s = config.get('horizon_hours','tracker')*3600
# dt = now-datetime.timedelta(seconds=horizon_s)
# while True:
# cset = db.chgset_start_processing([db.STATE_DONE, db.STATE_QUARANTINED], db.STATE_REANALYSING, before=dt, timestamp='updated')
# if not cset:
# break
# logger.info('Dropping cset {} due to age'.format(cset['cid']))
# db.chgset_drop(cset['cid'])
# return 0
def cset_check_drop_old(config, db, cset=None, cid=None):
if not cset:
cset = db.chgset_get(cid)
if not cset:
return True
horizon_s = config.get('horizon_hours','tracker')*3600
if horizon_s>0:
now = datetime.datetime.utcnow().replace(tzinfo=pytz.utc)
dt = now-datetime.timedelta(seconds=horizon_s)
if cset['updated']<dt:
logger.info('Cset {} ready to be dropped, updated {}'.format(cset['cid'], HumanTime.date2human(dt)))
return True
logger.debug('Cset {} not ready to be dropped, updated {}'.format(cset['cid'], cset['updated']))
return False
def load_backend(backend, config):
logger.debug("Loading backend {}".format(backend))
return globals()[backend['type']].Backend(config, backend)
def run_backends(args, config, db, key):
blist = config.get('backends')
if not blist:
logger.warning('No backends specified')
return
backends = []
for backend in blist:
backends.append(load_backend(backend, config))
logger.debug('Loaded {} backends'.format(len(backends)))
for b in backends:
starttime = time.time()
b.print_state(db, key)
logger.info('Running backend {} took {:.2f}s'.format(b, time.time()-starttime))
def backends_worker(args, config, db):
class BackendAmqp(messagebus.Amqp):
def on_message(self, payload, message):
key = message.delivery_info['routing_key']
logger.info('Run backends, key: {}'.format(key))
if key==AMQP_NEW_GENERATION_KEY:
m_events.labels('new_generation', 'out').inc()
elif key==AMQP_NEW_POINTER_KEY:
m_events.labels('new_pointer', 'out').inc()
else:
logger.error('Unknown key {}'.format(key))
start = time.time()
run_backends(args, config, db, key)
elapsed = time.time()-start
logger.info('Running all backends (key {}) took {:.2f}s'.format(key, elapsed))
m_backend_time.observe(elapsed)
message.ack()
# Will create initial versions
run_backends(args, config, db, AMQP_NEW_GENERATION_KEY)
queue = [(socket.gethostname(), '', True)] # No needed on broadcast exchange
amqp = BackendAmqp(args.amqp_url, AMQP_EXCHANGE_FANOUT, 'fanout', queue, queue)
amqp.config = config
amqp.db = db
if args.metrics:
m_backend_time = prometheus_client.Histogram('osmtracker_backend_processing_time_seconds',
'Backend refresh time (seconds)',
buckets=(.1, .5, 1.0, 2.5, 5.0, 7.5, 10.0, 15.0, 20.0, 25.0, 30.0, 35.0, 40.0, 45.0, 50.0, 55.0, 60.0, 80.0, 100.0, 130.0, 160.0, float("inf")))
m_events = prometheus_client.Counter('osmtracker_events',
'Number of events', EVENT_LABELS)
logger.debug('Starting backend worker, queue/routing-key: {}'.format(queue))
amqp.run()
def csets_analysis_worker(args, config, db):
class AnalysisAmqp(messagebus.Amqp):
def on_message(self, payload, message):
key = message.delivery_info['routing_key']
logger.info('Analyse: {}, key: {}'.format(payload, key))
start = time.time()
try:
with eventlet.Timeout(config.get('cset_processing_time_max_s', 'tracker')):
if key=='analysis_cset.osmtracker':
post_new_generation = csets_analyse_initial(self.config, self.db, payload)
if post_new_generation:
gen = db.generation_advance()
msg = {'generation': gen}
amqp_gen.send(msg, schema_name='generation', schema_version=1,
routing_key=AMQP_NEW_GENERATION_KEY)
m_events.labels('new_generation', 'in').inc()
elapsed = time.time()-start
m_events.labels('analysis', 'out').inc()
m_analysis_time.observe(elapsed)
elif key=='refresh_cset.osmtracker':
cset_refresh_meta(self.config, self.db, payload)
m_events.labels('refresh', 'out').inc()
elapsed = time.time()-start
m_refresh_time.observe(elapsed)
logger.info('Analysis of cid {} took {:.2f}s'.format(payload['cid'], elapsed))
except eventlet.timeout.Timeout as e:
cid = payload['cid']
logger.error('Failed analysing changeset {}: {}'.format(cid, e))
cset = db.chgset_get(cid)
db.chgset_processed(cset, db.STATE_QUARANTINED, failed=True)
gen = db.generation_advance()
msg = {'generation': gen}
amqp_gen.send(msg, schema_name='generation', schema_version=1,
routing_key=AMQP_NEW_GENERATION_KEY)
message.ack()
queues = [AMQP_ANALYSIS_QUEUE, AMQP_REFRESH_QUEUE]
amqp_gen = messagebus.Amqp(args.amqp_url, AMQP_EXCHANGE_FANOUT, 'fanout', [], [])
amqp = AnalysisAmqp(args.amqp_url, AMQP_EXCHANGE_TOPIC, 'topic', AMQP_QUEUES, queues)
amqp.config = config
amqp.db = db
if args.metrics:
m_events = prometheus_client.Counter('osmtracker_events',
'Number of events', EVENT_LABELS)
m_analysis_time = prometheus_client.Histogram('osmtracker_changeset_analysis_processing_time_seconds',
'Changeset analysis time (seconds)',
buckets=(.1, .5, 1.0, 2.5, 5.0, 7.5, 10.0, 15.0, 20.0, 25.0, 30.0, 35.0, 40.0, 45.0, 50.0, 55.0, 60.0, 80.0, 100.0, 130.0, 160.0, float("inf")))
m_refresh_time = prometheus_client.Histogram('osmtracker_changeset_refresh_processing_time_seconds',
'Changeset refresh time (seconds)')
logger.debug('Starting analysis worker, queue/routing-key: {}'.format(queues))
alt_source=config.get('osm_alt_source','tracker', default=None)
if alt_source:
logger.info('Using alternative source: {}'.format(alt_source))
amqp.run()
def supervisor(args, config, db):
if args.metrics:
m_events = prometheus_client.Counter('osmtracker_events',
'Number of events', EVENT_LABELS)
m_changesets = prometheus_client.Gauge('osmtracker_changeset_cnt',
'Number of changesets in database',
['state'])
amqp = messagebus.Amqp(args.amqp_url, AMQP_EXCHANGE_TOPIC, 'topic', AMQP_QUEUES, [])
while True:
logger.debug('Starting supervision loop')
new_generation = False
horizon_s = config.get('horizon_hours','tracker')*3600
start = time.time()
cset_cnt = {}
for state in db.all_states:
cset_cnt[state] = 0
to_drop = []
for c in db.chgsets_find(state=None):
if 'cid' not in c.keys():
logger.error('cid not in changeset, dropping. Keys:{}'.format(c.keys()))
to_drop.append(c['_id'])
else:
logger.debug('Found cid {}, state:{}, refreshed:{}'.format(c['cid'], c['state'], c['refreshed']))
if cset_check_drop_old(config, db, cid=c['cid']):
to_drop.append(c['cid'])
else:
if args.metrics:
cset_cnt[c['state']] += 1
if c['state']==db.STATE_OPEN:
if cset_check_reprocess_open(amqp, config, db, c):
m_events.labels('analysis', 'in').inc()
elif c['state']==db.STATE_DONE:
if cset_check_reprocess_done(config, db, c, config.get('refresh_meta_minutes','tracker')):
amqp.send(cset2csetmsg(c), schema_name='cset', schema_version=1,
routing_key='refresh_cset.osmtracker')
m_events.labels('refresh', 'in').inc()
elif c['state']!=db.STATE_REANALYSING:
if cset_check_reprocess_done(config, db, c, config.get('retry_processing_minutes','tracker')):
db.chgset_processed(c, state=db.STATE_REANALYSING, failed=True)
amqp.send(cset2csetmsg(c), schema_name='cset', schema_version=1,
routing_key='analysis_cset.osmtracker')
m_events.labels('analysis', 'in').inc()
#logging.error('Dropping reprocess-ready changeset from state ANALYSING2')
#to_drop.append(c['cid'])
if args.metrics:
for state in db.all_states:
m_changesets.labels(state=state).set(cset_cnt[state])
for cid in to_drop:
logger.info('Dropping cid {}'.format(cid))
db.chgset_drop(cid)
# FIXME
if not args.track:
break
logger.info('Supervision loop took {:.2f}s. State stats: {}'.format(time.time()-start, cset_cnt))
time.sleep(60)
def main():
logging.config.fileConfig('logging.conf')
parser = argparse.ArgumentParser(description='OSM Changeset diff filter')
parser.add_argument('-l', dest='log_level', default='INFO',
choices=['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
help='Set the log level')
parser.add_argument('--configfile', dest='configfile', default='./config.json',
help='Set config file')
parser.add_argument('--db', dest='db_url', default='mongodb://localhost:27017/',
help='Set url for database')
parser.add_argument('--metrics', dest='metrics', action='store_true', default=False,
help='Enable metrics through Prometheus client API')
parser.add_argument('--metricsport', dest='metricsport', type=int, default=8000,
help='Port through which to serve metrics')
parser.add_argument('--amqp', dest='amqp_url', default='',
help='Set url for message bus')
subparsers = parser.add_subparsers()
parser_diff_fetch = subparsers.add_parser('diff-fetch')
parser_diff_fetch.set_defaults(func=diff_fetch)
parser_diff_fetch.add_argument('--initptr', action='store_true', default=False,
help='Reset OSM minutely diff pointer')
parser_diff_fetch.add_argument('-H', dest='history', help='Define how much history to fetch')
parser_diff_fetch.add_argument('--track', action='store_true', default=False,
help='Fetch current and future minutely diffs')
parser_diff_fetch.add_argument('--simulate', type=int, default=None, help='Simulate changeset observation')
parser_csets_filter = subparsers.add_parser('csets-filter')
parser_csets_filter.set_defaults(func=csets_filter_worker)
parser_csets_analyse = subparsers.add_parser('csets-analyse')
parser_csets_analyse.set_defaults(func=csets_analysis_worker)
parser_run_backends = subparsers.add_parser('run-backends')
parser_run_backends.set_defaults(func=backends_worker)
parser_supervisor = subparsers.add_parser('supervisor')
parser_supervisor.set_defaults(func=supervisor)
parser_supervisor.add_argument('--track', action='store_true', default=False,
help='Track changes and re-run supervisor tasks periodically')
args = parser.parse_args()
logging.getLogger('').setLevel(getattr(logging, args.log_level))
config = configfile.Config()
config.load(file=args.configfile)
if args.metrics:
prometheus_client.start_http_server(args.metricsport)
if args.func==diff_fetch:
dbadm=True
else:
dbadm=False
db = database.DataBase(url=args.db_url, admin=dbadm)
logger.info('DB URL: {} (RW={})'.format(db, dbadm))
if args.amqp_url!='':
logger.info('AMQP URL {}, exchange {}'.format(args.amqp_url, AMQP_EXCHANGE_TOPIC))
return args.func(args, config, db)
if __name__ == "__main__":
sys.exit(main())