79 lines
2.6 KiB
Python
79 lines
2.6 KiB
Python
# -*- coding: utf-8 -*-
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"""
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proxy.py
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~~~~~~~~
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⚡⚡⚡ Fast, Lightweight, Pluggable, TLS interception capable proxy server focused on
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Network monitoring, controls & Application development, testing, debugging.
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:copyright: (c) 2013-present by Abhinav Singh and contributors.
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:license: BSD, see LICENSE for more details.
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"""
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import os
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import threading
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import time
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from typing import Dict, Optional, Any
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from ...common.types import DictQueueType
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from .names import eventNames
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class EventQueue:
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"""Global event queue.
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Each event contains:
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1. Request ID - Globally unique
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2. Process ID - Process ID of event publisher.
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This will be process id of acceptor workers.
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3. Thread ID - Thread ID of event publisher.
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When --threadless is enabled, this value will
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be same for all the requests
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received by a single acceptor worker.
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When --threadless is disabled, this value will be
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Thread ID of the thread handling the client request.
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4. Event Timestamp - Time when this event occur
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5. Event Name - One of the defined or custom event name
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6. Event Payload - Optional data associated with the event
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7. Publisher ID (optional) - Optionally, publishing entity unique name / ID
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"""
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def __init__(self, queue: DictQueueType) -> None:
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self.queue = queue
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def publish(
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self,
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request_id: str,
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event_name: int,
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event_payload: Dict[str, Any],
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publisher_id: Optional[str] = None
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) -> None:
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self.queue.put({
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'request_id': request_id,
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'process_id': os.getpid(),
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'thread_id': threading.get_ident(),
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'event_timestamp': time.time(),
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'event_name': event_name,
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'event_payload': event_payload,
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'publisher_id': publisher_id,
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})
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def subscribe(
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self,
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sub_id: str,
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channel: DictQueueType) -> None:
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"""Subscribe to global events."""
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self.queue.put({
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'event_name': eventNames.SUBSCRIBE,
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'event_payload': {'sub_id': sub_id, 'channel': channel},
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})
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def unsubscribe(
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self,
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sub_id: str) -> None:
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"""Unsubscribe by subscriber id."""
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self.queue.put({
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'event_name': eventNames.UNSUBSCRIBE,
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'event_payload': {'sub_id': sub_id},
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})
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