mirror of
https://github.com/ail-project/ail-framework.git
synced 2024-11-15 02:58:22 +00:00
410 lines
15 KiB
Python
Executable file
410 lines
15 KiB
Python
Executable file
#!/usr/bin/env python3
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# -*-coding:UTF-8 -*
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import os
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import sys
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import datetime
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import time
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import xxhash
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sys.path.append(os.environ['AIL_BIN'])
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##################################
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# Import Project packages
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##################################
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from lib.exceptions import ModuleQueueError
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from lib.ConfigLoader import ConfigLoader
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from lib import ail_core
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config_loader = ConfigLoader()
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r_queues = config_loader.get_redis_conn("Redis_Queues")
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r_obj_process = config_loader.get_redis_conn("Redis_Process")
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timeout_queue_obj = 172800
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config_loader = None
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MODULES_FILE = os.path.join(os.environ['AIL_HOME'], 'configs', 'modules.cfg')
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# # # # # # # #
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# #
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# AIL QUEUE #
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# #
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# # # # # # # #
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class AILQueue:
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def __init__(self, module_name, module_pid):
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self.name = module_name
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self.pid = module_pid
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self._set_subscriber()
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# Update queue stat
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r_queues.hset('queues', self.name, self.get_nb_messages())
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r_queues.hset(f'modules', f'{self.pid}:{self.name}', -1)
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def _set_subscriber(self):
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subscribers = {}
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module_config_loader = ConfigLoader(config_file=MODULES_FILE) # TODO CHECK IF FILE EXISTS
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if not module_config_loader.has_section(self.name):
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raise ModuleQueueError(f'No Section defined for this module: {self.name}. Please add one in configs/module.cfg')
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if module_config_loader.has_option(self.name, 'publish'):
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subscribers_queues = module_config_loader.get_config_str(self.name, 'publish')
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if subscribers_queues:
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subscribers_queues = set(subscribers_queues.split(','))
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for queue_name in subscribers_queues:
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subscribers[queue_name] = set()
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if subscribers_queues:
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for module in module_config_loader.get_config_sections():
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if module_config_loader.has_option(module, 'subscribe'):
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queue_name = module_config_loader.get_config_str(module, 'subscribe')
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if queue_name in subscribers:
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subscribers[queue_name].add(module)
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self.subscribers_modules = subscribers
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def get_out_queues(self):
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return list(self.subscribers_modules.keys())
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def get_nb_messages(self):
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return r_queues.llen(f'queue:{self.name}:in')
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def get_message(self):
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# Update queues stats
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r_queues.hset('queues', self.name, self.get_nb_messages())
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r_queues.hset(f'modules', f'{self.pid}:{self.name}', int(time.time()))
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# Get Message
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message = r_queues.lpop(f'queue:{self.name}:in')
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if not message:
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return None
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else:
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row_mess = message.split(';', 1)
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if len(row_mess) != 2:
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return None, None, message
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# raise Exception(f'Error: queue {self.name}, no AIL object provided')
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else:
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obj_global_id, mess = row_mess
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m_hash = xxhash.xxh3_64_hexdigest(message)
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add_processed_obj(obj_global_id, m_hash, module=self.name)
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return obj_global_id, m_hash, mess
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def rename_message_obj(self, new_id, old_id):
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# restrict rename function
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if self.name == 'Mixer' or self.name == 'Global':
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rename_processed_obj(new_id, old_id)
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else:
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raise ModuleQueueError('This Module can\'t rename an object ID')
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# condition -> not in any queue
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# TODO EDIT meta
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def end_message(self, obj_global_id, m_hash):
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end_processed_obj(obj_global_id, m_hash, module=self.name)
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def send_message(self, obj_global_id, message='', queue_name=None):
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if not self.subscribers_modules:
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raise ModuleQueueError('This Module don\'t have any subscriber')
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if queue_name:
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if queue_name not in self.subscribers_modules:
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raise ModuleQueueError(f'send_message: Unknown queue_name {queue_name}')
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else:
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if len(self.subscribers_modules) > 1:
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raise ModuleQueueError('Queue name required. This module push to multiple queues')
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queue_name = list(self.subscribers_modules)[0]
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message = f'{obj_global_id};{message}'
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if obj_global_id != '::':
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m_hash = xxhash.xxh3_64_hexdigest(message)
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else:
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m_hash = None
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# Add message to all modules
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for module_name in self.subscribers_modules[queue_name]:
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if m_hash:
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add_processed_obj(obj_global_id, m_hash, queue=module_name)
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r_queues.rpush(f'queue:{module_name}:in', message)
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# stats
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nb_mess = r_queues.llen(f'queue:{module_name}:in')
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r_queues.hset('queues', module_name, nb_mess)
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# TODO
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def refresh(self):
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# TODO check cache
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self._set_subscriber()
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def clear(self):
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r_queues.delete(f'queue:{self.name}:in')
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def error(self):
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r_queues.hdel(f'modules', f'{self.pid}:{self.name}')
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def end(self):
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self.clear()
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r_queues.hdel(f'modules', f'{self.pid}:{self.name}')
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def get_queues_modules():
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return r_queues.hkeys('queues')
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def get_nb_queues_modules():
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return r_queues.hgetall('queues')
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def get_nb_sorted_queues_modules():
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res = r_queues.hgetall('queues')
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res = sorted(res.items())
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return res
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def get_modules_pid_last_mess():
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return r_queues.hgetall('modules')
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def get_modules_queues_stats():
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modules_queues_stats = []
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nb_queues_modules = get_nb_queues_modules()
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modules_pid_last_mess = get_modules_pid_last_mess()
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added_modules = set()
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for row_module in modules_pid_last_mess:
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pid, module = row_module.split(':', 1)
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last_time = modules_pid_last_mess[row_module]
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last_time = datetime.datetime.fromtimestamp(int(last_time))
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seconds = int((datetime.datetime.now() - last_time).total_seconds())
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modules_queues_stats.append((module, nb_queues_modules[module], seconds, pid))
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added_modules.add(module)
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for module in nb_queues_modules:
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if module not in added_modules:
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modules_queues_stats.append((module, nb_queues_modules[module], -1, 'Not Launched'))
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return sorted(modules_queues_stats)
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def clear_modules_queues_stats():
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r_queues.delete('modules')
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# # # # # # # # #
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# #
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# OBJ QUEUES # PROCESS ??
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# #
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# # # # # # # # #
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def get_processed_objs():
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return r_obj_process.smembers(f'objs:process')
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def get_processed_end_objs():
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return r_obj_process.smembers(f'objs:processed')
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def get_processed_end_obj():
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return r_obj_process.spop(f'objs:processed')
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def is_obj_in_process(obj_gid):
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return r_obj_process.sismember(f'objs:process', obj_gid)
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def get_processed_objs_by_type(obj_type):
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return r_obj_process.zrange(f'objs:process:{obj_type}', 0, -1)
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def is_processed_obj_queued(obj_global_id):
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return r_obj_process.exists(f'obj:queues:{obj_global_id}')
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def is_processed_obj_moduled(obj_global_id):
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return r_obj_process.exists(f'obj:modules:{obj_global_id}')
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def is_processed_obj(obj_global_id):
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return is_processed_obj_queued(obj_global_id) or is_processed_obj_moduled(obj_global_id)
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def get_processed_obj_modules(obj_global_id):
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return r_obj_process.zrange(f'obj:modules:{obj_global_id}', 0, -1)
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def get_processed_obj_queues(obj_global_id):
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return r_obj_process.zrange(f'obj:queues:{obj_global_id}', 0, -1)
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def get_processed_obj(obj_global_id):
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return {'modules': get_processed_obj_modules(obj_global_id), 'queues': get_processed_obj_queues(obj_global_id)}
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def add_processed_obj(obj_global_id, m_hash, module=None, queue=None):
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obj_type = obj_global_id.split(':', 1)[0]
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new_obj = r_obj_process.sadd(f'objs:process', obj_global_id)
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# first process:
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if new_obj:
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r_obj_process.zadd(f'objs:process:{obj_type}', {obj_global_id: int(time.time())})
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if queue:
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r_obj_process.zadd(f'obj:queues:{obj_global_id}', {f'{queue}:{m_hash}': int(time.time())})
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if module:
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r_obj_process.zadd(f'obj:modules:{obj_global_id}', {f'{module}:{m_hash}': int(time.time())})
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r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{module}:{m_hash}')
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def end_processed_obj(obj_global_id, m_hash, module=None, queue=None):
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if queue:
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r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{queue}:{m_hash}')
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if module:
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r_obj_process.zrem(f'obj:modules:{obj_global_id}', f'{module}:{m_hash}')
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# TODO HANDLE QUEUE DELETE
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# process completed
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if not is_processed_obj(obj_global_id):
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obj_type = obj_global_id.split(':', 1)[0]
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r_obj_process.zrem(f'objs:process:{obj_type}', obj_global_id)
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r_obj_process.srem(f'objs:process', obj_global_id)
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r_obj_process.sadd(f'objs:processed', obj_global_id) # TODO use list ??????
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def rename_processed_obj(new_id, old_id):
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module = get_processed_obj_modules(old_id)
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# currently in a module
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if len(module) == 1:
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module, x_hash = module[0].split(':', 1)
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obj_type = old_id.split(':', 1)[0]
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r_obj_process.zrem(f'obj:modules:{old_id}', f'{module}:{x_hash}')
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r_obj_process.zrem(f'objs:process:{obj_type}', old_id)
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r_obj_process.srem(f'objs:process', old_id)
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add_processed_obj(new_id, x_hash, module=module)
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def get_last_queue_timeout():
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epoch_update = r_obj_process.get('queue:obj:timeout:last')
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if not epoch_update:
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epoch_update = 0
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return float(epoch_update)
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def timeout_process_obj(obj_global_id):
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for q in get_processed_obj_queues(obj_global_id):
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queue, x_hash = q.split(':', 1)
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r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{queue}:{x_hash}')
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for m in get_processed_obj_modules(obj_global_id):
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module, x_hash = m.split(':', 1)
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r_obj_process.zrem(f'obj:modules:{obj_global_id}', f'{module}:{x_hash}')
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obj_type = obj_global_id.split(':', 1)[0]
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r_obj_process.zrem(f'objs:process:{obj_type}', obj_global_id)
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r_obj_process.srem(f'objs:process', obj_global_id)
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r_obj_process.sadd(f'objs:processed', obj_global_id)
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print(f'timeout: {obj_global_id}')
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def timeout_processed_objs():
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curr_time = int(time.time())
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time_limit = curr_time - timeout_queue_obj
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for obj_type in ail_core.get_obj_queued():
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for obj_global_id in r_obj_process.zrangebyscore(f'objs:process:{obj_type}', 0, time_limit):
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timeout_process_obj(obj_global_id)
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r_obj_process.set('queue:obj:timeout:last', time.time())
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def delete_processed_obj(obj_global_id):
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for q in get_processed_obj_queues(obj_global_id):
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queue, x_hash = q.split(':', 1)
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r_obj_process.zrem(f'obj:queues:{obj_global_id}', f'{queue}:{x_hash}')
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for m in get_processed_obj_modules(obj_global_id):
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module, x_hash = m.split(':', 1)
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r_obj_process.zrem(f'obj:modules:{obj_global_id}', f'{module}:{x_hash}')
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obj_type = obj_global_id.split(':', 1)[0]
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r_obj_process.zrem(f'objs:process:{obj_type}', obj_global_id)
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r_obj_process.srem(f'objs:process', obj_global_id)
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###################################################################################
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# # # # # # # #
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# #
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# GRAPH #
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# #
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# # # # # # # #
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def get_queue_digraph():
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queues_ail = {}
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modules = {}
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module_config_loader = ConfigLoader(config_file=MODULES_FILE)
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for module in module_config_loader.get_config_sections():
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if module_config_loader.has_option(module, 'subscribe'):
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if module not in modules:
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modules[module] = {'in': set(), 'out': set()}
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queue = module_config_loader.get_config_str(module, 'subscribe')
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modules[module]['in'].add(queue)
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if queue not in queues_ail:
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queues_ail[queue] = []
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queues_ail[queue].append(module)
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if module_config_loader.has_option(module, 'publish'):
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if module not in modules:
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modules[module] = {'in': set(), 'out': set()}
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queues = module_config_loader.get_config_str(module, 'publish')
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for queue in queues.split(','):
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modules[module]['out'].add(queue)
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# print(modules)
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# print(queues_ail)
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mapped = set()
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import_modules = set()
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edges = '# Define edges between nodes\n'
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for module in modules:
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for queue_name in modules[module]['out']:
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if queue_name == 'Importers':
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import_modules.add(module)
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if queue_name in queues_ail:
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for module2 in queues_ail[queue_name]:
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to_break = False
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new_edge = None
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cluster_out = f'cluster_{queue_name.lower()}'
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queue_in = modules[module]['in']
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if queue_in:
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queue_in = next(iter(queue_in))
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if len(queues_ail.get(queue_in, [])) == 1:
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cluster_in = f'cluster_{queue_in.lower()}'
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new_edge = f'{module} -> {module2} [ltail="{cluster_in}" lhead="{cluster_out}"];\n'
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to_break = True
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if not new_edge:
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new_edge = f'{module} -> {module2} [lhead="{cluster_out}"];\n'
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to_map = f'{module}:{cluster_out}'
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if to_map not in mapped:
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mapped.add(to_map)
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edges = f'{edges}{new_edge}'
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if to_break:
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break
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subgraph = '# Define subgraphs for each queue\n'
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for queue_name in queues_ail:
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cluster_name = f'cluster_{queue_name.lower()}'
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subgraph = f'{subgraph} subgraph {cluster_name} {{\n label="Queue {queue_name}";\n color=blue;\n'
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for module in queues_ail[queue_name]:
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subgraph = f'{subgraph} {module};\n'
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subgraph = f'{subgraph}}}\n\n'
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cluster_name = f'cluster_importers'
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subgraph = f'{subgraph} subgraph {cluster_name} {{\n label="AIL Importers";\n color=red;\n'
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for module in import_modules:
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subgraph = f'{subgraph} {module};\n'
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subgraph = f'{subgraph}}}\n\n'
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digraph = 'digraph Modules {\ngraph [rankdir=LR splines=ortho];\nnode [shape=rectangle]\ncompound=true;\n'
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digraph = f'{digraph}edge[arrowhead=open color=salmon]\n\n'
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digraph = f'{digraph}{subgraph}{edges}\n}}\n'
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return digraph
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def save_queue_digraph():
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import subprocess
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digraph = get_queue_digraph()
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dot_file = os.path.join(os.environ['AIL_HOME'], 'doc/ail_queues.dot')
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svg_file = os.path.join(os.environ['AIL_HOME'], 'doc/ail_queues.svg')
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svg_static = os.path.join(os.environ['AIL_HOME'], 'var/www/static/image/ail_queues.svg')
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with open(dot_file, 'w') as f:
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f.write(digraph)
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print('dot', '-Tsvg', dot_file, '-o', svg_file)
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process = subprocess.run(['dot', '-Tsvg', dot_file, '-o', svg_file, '-o', svg_static], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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if process.returncode == 0:
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# modified_files = process.stdout
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# print(process.stdout)
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return True
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else:
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print(process.stderr.decode())
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sys.exit(1)
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if __name__ == '__main__':
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# clear_modules_queues_stats()
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# save_queue_digraph()
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oobj_global_id = 'item::submitted/2023/10/11/submitted_b5440009-05d5-4494-a807-a6d8e4a900cf.gz'
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# print(get_processed_obj(oobj_global_id))
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# delete_processed_obj(oobj_global_id)
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# while True:
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# print(get_processed_obj(oobj_global_id))
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# time.sleep(0.5)
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print(get_processed_end_objs())
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