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ail-framework/bin/lib/ail_queues.py
terrtia 6f2668eff1
chg: [tools] reprocess objects by type
2024-03-13 14:04:23 +01:00

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Python
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#!/usr/bin/env python3
# -*-coding:UTF-8 -*
import os
import sys
import datetime
import time
import xxhash
sys.path.append(os.environ['AIL_BIN'])
##################################
# Import Project packages
##################################
from lib.exceptions import ModuleQueueError
from lib.ConfigLoader import ConfigLoader
from lib import ail_core
config_loader = ConfigLoader()
r_queues = config_loader.get_redis_conn("Redis_Queues")
r_obj_process = config_loader.get_redis_conn("Redis_Process")
timeout_queue_obj = 172800
config_loader = None
MODULES_FILE = os.path.join(os.environ['AIL_HOME'], 'configs', 'modules.cfg')
# # # # # # # #
# #
# AIL QUEUE #
# #
# # # # # # # #
class AILQueue:
def __init__(self, module_name, module_pid):
self.name = module_name
self.pid = module_pid
self._set_subscriber()
# Update queue stat
r_queues.hset('queues', self.name, self.get_nb_messages())
r_queues.hset(f'modules', f'{self.pid}:{self.name}', -1)
def _set_subscriber(self):
subscribers = {}
module_config_loader = ConfigLoader(config_file=MODULES_FILE) # TODO CHECK IF FILE EXISTS
if not module_config_loader.has_section(self.name):
raise ModuleQueueError(f'No Section defined for this module: {self.name}. Please add one in configs/module.cfg')
if module_config_loader.has_option(self.name, 'publish'):
subscribers_queues = module_config_loader.get_config_str(self.name, 'publish')
if subscribers_queues:
subscribers_queues = set(subscribers_queues.split(','))
for queue_name in subscribers_queues:
subscribers[queue_name] = set()
if subscribers_queues:
for module in module_config_loader.get_config_sections():
if module_config_loader.has_option(module, 'subscribe'):
queue_name = module_config_loader.get_config_str(module, 'subscribe')
if queue_name in subscribers:
subscribers[queue_name].add(module)
self.subscribers_modules = subscribers
def get_out_queues(self):
return list(self.subscribers_modules.keys())
def get_nb_messages(self):
return r_queues.llen(f'queue:{self.name}:in')
def get_message(self):
# Update queues stats
r_queues.hset('queues', self.name, self.get_nb_messages())
r_queues.hset(f'modules', f'{self.pid}:{self.name}', int(time.time()))
# Get Message
message = r_queues.lpop(f'queue:{self.name}:in')
if not message:
return None
else:
row_mess = message.split(';', 1)
if len(row_mess) != 2:
return None, None, message
# raise Exception(f'Error: queue {self.name}, no AIL object provided')
else:
obj_global_id, mess = row_mess
m_hash = xxhash.xxh3_64_hexdigest(message)
add_processed_obj(obj_global_id, m_hash, module=self.name)
return obj_global_id, m_hash, mess
def rename_message_obj(self, new_id, old_id):
# restrict rename function
if self.name == 'Mixer' or self.name == 'Global':
rename_processed_obj(new_id, old_id)
else:
raise ModuleQueueError('This Module can\'t rename an object ID')
# condition -> not in any queue
# TODO EDIT meta
def end_message(self, obj_global_id, m_hash):
end_processed_obj(obj_global_id, m_hash, module=self.name)
def send_message(self, obj_global_id, message='', queue_name=None):
if not self.subscribers_modules:
raise ModuleQueueError('This Module don\'t have any subscriber')
if queue_name:
if queue_name not in self.subscribers_modules:
raise ModuleQueueError(f'send_message: Unknown queue_name {queue_name}')
else:
if len(self.subscribers_modules) > 1:
raise ModuleQueueError('Queue name required. This module push to multiple queues')
queue_name = list(self.subscribers_modules)[0]
message = f'{obj_global_id};{message}'
if obj_global_id != '::':
m_hash = xxhash.xxh3_64_hexdigest(message)
else:
m_hash = None
# Add message to all modules
for module_name in self.subscribers_modules[queue_name]:
if m_hash:
add_processed_obj(obj_global_id, m_hash, queue=module_name)
r_queues.rpush(f'queue:{module_name}:in', message)
# stats
nb_mess = r_queues.llen(f'queue:{module_name}:in')
r_queues.hset('queues', module_name, nb_mess)
# TODO
def refresh(self):
# TODO check cache
self._set_subscriber()
def clear(self):
r_queues.delete(f'queue:{self.name}:in')
def error(self):
r_queues.hdel(f'modules', f'{self.pid}:{self.name}')
def end(self):
self.clear()
r_queues.hdel(f'modules', f'{self.pid}:{self.name}')
def get_queues_modules():
return r_queues.hkeys('queues')
def get_nb_queues_modules():
return r_queues.hgetall('queues')
def get_nb_sorted_queues_modules():
res = r_queues.hgetall('queues')
res = sorted(res.items())
return res
def get_modules_pid_last_mess():
return r_queues.hgetall('modules')
def get_modules_queues_stats():
modules_queues_stats = []
nb_queues_modules = get_nb_queues_modules()
modules_pid_last_mess = get_modules_pid_last_mess()
added_modules = set()
for row_module in modules_pid_last_mess:
pid, module = row_module.split(':', 1)
last_time = modules_pid_last_mess[row_module]
last_time = datetime.datetime.fromtimestamp(int(last_time))
seconds = int((datetime.datetime.now() - last_time).total_seconds())
modules_queues_stats.append((module, nb_queues_modules[module], seconds, pid))
added_modules.add(module)
for module in nb_queues_modules:
if module not in added_modules:
modules_queues_stats.append((module, nb_queues_modules[module], -1, 'Not Launched'))
return sorted(modules_queues_stats)
def clear_modules_queues_stats():
r_queues.delete('modules')
# # # # # # # # #
# #
# OBJ QUEUES # PROCESS ??
# #
# # # # # # # # #
def get_processed_objs():
return r_obj_process.smembers(f'objs:process')
def get_processed_end_objs():
return r_obj_process.smembers(f'objs:processed')
def get_processed_end_obj():
return r_obj_process.spop(f'objs:processed')
def get_processed_objs_by_type(obj_type):
return r_obj_process.zrange(f'objs:process:{obj_type}', 0, -1)
def is_processed_obj_queued(obj_global_id):
return r_obj_process.exists(f'obj:queues:{obj_global_id}')
def is_processed_obj_moduled(obj_global_id):
return r_obj_process.exists(f'obj:modules:{obj_global_id}')
def is_processed_obj(obj_global_id):
return is_processed_obj_queued(obj_global_id) or is_processed_obj_moduled(obj_global_id)
def get_processed_obj_modules(obj_global_id):
return r_obj_process.zrange(f'obj:modules:{obj_global_id}', 0, -1)
def get_processed_obj_queues(obj_global_id):
return r_obj_process.zrange(f'obj:queues:{obj_global_id}', 0, -1)
def get_processed_obj(obj_global_id):
return {'modules': get_processed_obj_modules(obj_global_id), 'queues': get_processed_obj_queues(obj_global_id)}
def add_processed_obj(obj_global_id, m_hash, module=None, queue=None):
obj_type = obj_global_id.split(':', 1)[0]
new_obj = r_obj_process.sadd(f'objs:process', obj_global_id)
# first process:
if new_obj:
r_obj_process.zadd(f'objs:process:{obj_type}', {obj_global_id: int(time.time())})
if queue:
r_obj_process.zadd(f'obj:queues:{obj_global_id}', {f'{queue}:{m_hash}': int(time.time())})
if module:
r_obj_process.zadd(f'obj:modules:{obj_global_id}', {f'{module}:{m_hash}': int(time.time())})
r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{module}:{m_hash}')
def end_processed_obj(obj_global_id, m_hash, module=None, queue=None):
if queue:
r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{queue}:{m_hash}')
if module:
r_obj_process.zrem(f'obj:modules:{obj_global_id}', f'{module}:{m_hash}')
# TODO HANDLE QUEUE DELETE
# process completed
if not is_processed_obj(obj_global_id):
obj_type = obj_global_id.split(':', 1)[0]
r_obj_process.zrem(f'objs:process:{obj_type}', obj_global_id)
r_obj_process.srem(f'objs:process', obj_global_id)
r_obj_process.sadd(f'objs:processed', obj_global_id) # TODO use list ??????
def rename_processed_obj(new_id, old_id):
module = get_processed_obj_modules(old_id)
# currently in a module
if len(module) == 1:
module, x_hash = module[0].split(':', 1)
obj_type = old_id.split(':', 1)[0]
r_obj_process.zrem(f'obj:modules:{old_id}', f'{module}:{x_hash}')
r_obj_process.zrem(f'objs:process:{obj_type}', old_id)
r_obj_process.srem(f'objs:process', old_id)
add_processed_obj(new_id, x_hash, module=module)
def get_last_queue_timeout():
epoch_update = r_obj_process.get('queue:obj:timeout:last')
if not epoch_update:
epoch_update = 0
return float(epoch_update)
def timeout_process_obj(obj_global_id):
for q in get_processed_obj_queues(obj_global_id):
queue, x_hash = q.split(':', 1)
r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{queue}:{x_hash}')
for m in get_processed_obj_modules(obj_global_id):
module, x_hash = m.split(':', 1)
r_obj_process.zrem(f'obj:modules:{obj_global_id}', f'{module}:{x_hash}')
obj_type = obj_global_id.split(':', 1)[0]
r_obj_process.zrem(f'objs:process:{obj_type}', obj_global_id)
r_obj_process.srem(f'objs:process', obj_global_id)
r_obj_process.sadd(f'objs:processed', obj_global_id)
print(f'timeout: {obj_global_id}')
def timeout_processed_objs():
curr_time = int(time.time())
time_limit = curr_time - timeout_queue_obj
for obj_type in ail_core.get_obj_queued():
for obj_global_id in r_obj_process.zrangebyscore(f'objs:process:{obj_type}', 0, time_limit):
timeout_process_obj(obj_global_id)
r_obj_process.set('queue:obj:timeout:last', time.time())
def delete_processed_obj(obj_global_id):
for q in get_processed_obj_queues(obj_global_id):
queue, x_hash = q.split(':', 1)
r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{queue}:{x_hash}')
for m in get_processed_obj_modules(obj_global_id):
module, x_hash = m.split(':', 1)
r_obj_process.zrem(f'obj:modules:{obj_global_id}', f'{module}:{x_hash}')
obj_type = obj_global_id.split(':', 1)[0]
r_obj_process.zrem(f'objs:process:{obj_type}', obj_global_id)
r_obj_process.srem(f'objs:process', obj_global_id)
###################################################################################
# # # # # # # #
# #
# GRAPH #
# #
# # # # # # # #
def get_queue_digraph():
queues_ail = {}
modules = {}
module_config_loader = ConfigLoader(config_file=MODULES_FILE)
for module in module_config_loader.get_config_sections():
if module_config_loader.has_option(module, 'subscribe'):
if module not in modules:
modules[module] = {'in': set(), 'out': set()}
queue = module_config_loader.get_config_str(module, 'subscribe')
modules[module]['in'].add(queue)
if queue not in queues_ail:
queues_ail[queue] = []
queues_ail[queue].append(module)
if module_config_loader.has_option(module, 'publish'):
if module not in modules:
modules[module] = {'in': set(), 'out': set()}
queues = module_config_loader.get_config_str(module, 'publish')
for queue in queues.split(','):
modules[module]['out'].add(queue)
# print(modules)
# print(queues_ail)
mapped = set()
import_modules = set()
edges = '# Define edges between nodes\n'
for module in modules:
for queue_name in modules[module]['out']:
if queue_name == 'Importers':
import_modules.add(module)
if queue_name in queues_ail:
for module2 in queues_ail[queue_name]:
to_break = False
new_edge = None
cluster_out = f'cluster_{queue_name.lower()}'
queue_in = modules[module]['in']
if queue_in:
queue_in = next(iter(queue_in))
if len(queues_ail.get(queue_in, [])) == 1:
cluster_in = f'cluster_{queue_in.lower()}'
new_edge = f'{module} -> {module2} [ltail="{cluster_in}" lhead="{cluster_out}"];\n'
to_break = True
if not new_edge:
new_edge = f'{module} -> {module2} [lhead="{cluster_out}"];\n'
to_map = f'{module}:{cluster_out}'
if to_map not in mapped:
mapped.add(to_map)
edges = f'{edges}{new_edge}'
if to_break:
break
subgraph = '# Define subgraphs for each queue\n'
for queue_name in queues_ail:
cluster_name = f'cluster_{queue_name.lower()}'
subgraph = f'{subgraph} subgraph {cluster_name} {{\n label="Queue {queue_name}";\n color=blue;\n'
for module in queues_ail[queue_name]:
subgraph = f'{subgraph} {module};\n'
subgraph = f'{subgraph}}}\n\n'
cluster_name = f'cluster_importers'
subgraph = f'{subgraph} subgraph {cluster_name} {{\n label="AIL Importers";\n color=red;\n'
for module in import_modules:
subgraph = f'{subgraph} {module};\n'
subgraph = f'{subgraph}}}\n\n'
digraph = 'digraph Modules {\ngraph [rankdir=LR splines=ortho];\nnode [shape=rectangle]\ncompound=true;\n'
digraph = f'{digraph}edge[arrowhead=open color=salmon]\n\n'
digraph = f'{digraph}{subgraph}{edges}\n}}\n'
return digraph
def save_queue_digraph():
import subprocess
digraph = get_queue_digraph()
dot_file = os.path.join(os.environ['AIL_HOME'], 'doc/ail_queues.dot')
svg_file = os.path.join(os.environ['AIL_HOME'], 'doc/ail_queues.svg')
svg_static = os.path.join(os.environ['AIL_HOME'], 'var/www/static/image/ail_queues.svg')
with open(dot_file, 'w') as f:
f.write(digraph)
print('dot', '-Tsvg', dot_file, '-o', svg_file)
process = subprocess.run(['dot', '-Tsvg', dot_file, '-o', svg_file, '-o', svg_static], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
if process.returncode == 0:
# modified_files = process.stdout
# print(process.stdout)
return True
else:
print(process.stderr.decode())
sys.exit(1)
if __name__ == '__main__':
# clear_modules_queues_stats()
# save_queue_digraph()
oobj_global_id = 'item::submitted/2023/10/11/submitted_b5440009-05d5-4494-a807-a6d8e4a900cf.gz'
# print(get_processed_obj(oobj_global_id))
# delete_processed_obj(oobj_global_id)
# while True:
# print(get_processed_obj(oobj_global_id))
# time.sleep(0.5)
print(get_processed_end_objs())
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