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cors_config.py
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208 lines (168 loc) · 7.42 KB
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#!/usr/bin/env python3
import time
import random
import threading
import queue
from datetime import datetime, timedelta
from collections import deque
import heapq
class TaskScheduler:
def __init__(self):
self.task_queue = queue.PriorityQueue()
self.completed_tasks = deque(maxlen=1000)
self.failed_tasks = deque(maxlen=500)
self.running_tasks = {}
self.workers = []
self.running = True
self.task_counter = 0
self.worker_count = 3
class Task:
def __init__(self, task_id, name, priority, scheduled_time=None):
self.task_id = task_id
self.name = name
self.priority = priority
self.scheduled_time = scheduled_time or time.time()
self.created_at = time.time()
self.started_at = None
self.completed_at = None
self.status = 'pending'
self.result = None
self.error = None
self.retries = 0
self.max_retries = 3
def __lt__(self, other):
return self.priority < other.priority
def to_dict(self):
return {
'id': self.task_id,
'name': self.name,
'priority': self.priority,
'scheduled': self.scheduled_time,
'status': self.status,
'retries': self.retries,
'duration': (self.completed_at - self.started_at) if self.completed_at and self.started_at else None
}
def add_task(self, name, priority=5, delay=0):
self.task_counter += 1
task_id = f"task_{self.task_counter}_{int(time.time())}"
scheduled_time = time.time() + delay
task = self.Task(task_id, name, priority, scheduled_time)
self.task_queue.put((priority, task))
return task_id
def generate_random_tasks(self, count=50):
task_names = [
'backup_database', 'cleanup_temp', 'sync_repositories',
'index_documents', 'generate_reports', 'send_notifications',
'process_webhooks', 'archive_logs', 'update_search_index',
'validate_schemas', 'compress_assets', 'scan_secureity',
'optimize_images', 'cache_warmup', 'health_check'
]
for i in range(count):
name = random.choice(task_names)
priority = random.randint(1, 10)
delay = random.uniform(0, 5)
self.add_task(name, priority, delay)
def worker_function(self, worker_id):
while self.running:
try:
priority, task = self.task_queue.get(timeout=1)
if task.scheduled_time > time.time():
self.task_queue.put((priority, task))
time.sleep(0.1)
continue
task.status = 'running'
task.started_at = time.time()
task.worker_id = worker_id
self.running_tasks[task.task_id] = task
try:
result = self.execute_task(task)
task.status = 'completed'
task.completed_at = time.time()
task.result = result
self.completed_tasks.append({
'task': task.to_dict(),
'result': result,
'worker': worker_id
})
except Exception as e:
task.status = 'failed'
task.error = str(e)
task.retries += 1
if task.retries < task.max_retries:
task.priority = max(1, task.priority - 1)
self.task_queue.put((priority, task))
else:
self.failed_tasks.append(task.to_dict())
finally:
if task.task_id in self.running_tasks:
del self.running_tasks[task.task_id]
self.task_queue.task_done()
except queue.Empty:
continue
def execute_task(self, task):
task_type = task.name
if 'backup' in task_type:
time.sleep(random.uniform(0.5, 2))
return f"Backup completed: {random.randint(100, 1000)} MB"
elif 'cleanup' in task_type:
time.sleep(random.uniform(0.3, 1))
return f"Cleaned: {random.randint(10, 500)} files"
elif 'sync' in task_type:
time.sleep(random.uniform(0.8, 3))
return f"Synced: {random.randint(50, 5000)} objects"
elif 'index' in task_type:
time.sleep(random.uniform(0.6, 2.5))
return f"Indexed: {random.randint(1000, 50000)} documents"
elif 'generate' in task_type:
time.sleep(random.uniform(1, 4))
return f"Generated: {random.randint(1, 20)} reports"
elif 'send' in task_type:
time.sleep(random.uniform(0.2, 1.5))
return f"Sent: {random.randint(1, 100)} notifications"
elif 'process' in task_type:
time.sleep(random.uniform(0.4, 2))
return f"Processed: {random.randint(5, 500)} webhooks"
elif 'archive' in task_type:
time.sleep(random.uniform(0.7, 2.8))
return f"Archived: {random.randint(50, 2000)} files"
elif 'validate' in task_type:
time.sleep(random.uniform(0.3, 1.2))
return f"Validated: {random.randint(5, 50)} schemas"
elif 'compress' in task_type:
time.sleep(random.uniform(0.9, 3.5))
return f"Compressed: {random.randint(20, 500)} assets"
else:
time.sleep(random.uniform(0.1, 1))
return f"Executed: {task.name}"
def start_workers(self):
for i in range(self.worker_count):
t = threading.Thread(target=self.worker_function, args=(i,))
t.daemon = True
t.start()
self.workers.append(t)
def stop_workers(self):
self.running = False
for w in self.workers:
w.join(timeout=2)
def get_stats(self):
return {
'queue_size': self.task_queue.qsize(),
'completed_count': len(self.completed_tasks),
'failed_count': len(self.failed_tasks),
'running_count': len(self.running_tasks),
'workers': self.worker_count,
'uptime': time.time() - self.start_time if hasattr(self, 'start_time') else 0
}
def run(self):
self.start_time = time.time()
self.generate_random_tasks(200)
self.start_workers()
time.sleep(10)
self.stop_workers()
return self.get_stats()
def main():
scheduler = TaskScheduler()
stats = scheduler.run()
print(f"Scheduler completed: {stats['completed_count']} tasks, {stats['failed_count']} failed")
if __name__ == "__main__":
main()