0x1998 - MANAGER

Düzenlenen Dosya: send_message.py

import base64
import json
import os
import time
import urllib.error
import urllib.request
from abc import ABC, abstractmethod
from logging import getLogger
from typing import Optional
import asyncio
import uuid
from defence360agent.api.server import (
    API,
    APIError,
    APITokenError,
    FGWSendMessgeException,
)
from defence360agent.contracts.config import Core
from defence360agent.contracts.messages import Message
from defence360agent.internals.global_scope import g
from defence360agent.internals.iaid import (
    IndependentAgentIDAPI,
    IAIDTokenError,
)
from defence360agent.utils.async_utils import AsyncIterate
from defence360agent.utils.json import ServerJSONEncoder

logger = getLogger(__name__)

class BaseSendMessageAPI(API, ABC):
    URL = "/api/v2/send-message/{method}"

@abstractmethod
    async def _send_request(self, message_method, headers, post_data) -> dict:
        pass  # pragma: no cover

def check_response(self, result: dict) -> None:
        if "status" not in result:
            raise APIError("unexpected server response: {!r}".format(result))
        if result["status"] != "ok":
            raise APIError("server error: {}".format(result.get("msg")))

async def send_data(self, method: str, post_data: bytes) -> None:
        try:
            token = await IndependentAgentIDAPI.get_token()
        except IAIDTokenError as e:
            raise APITokenError(f"IAID token error occurred {e}")
        headers = {
            "Content-Type": "application/json",
            "X-Auth": token,
        }
        result = await self._send_request(method, headers, post_data)
        self.check_response(result)

class SendMessageAPI(BaseSendMessageAPI):
    _SOCKET_TIMEOUT = Core.DEFAULT_SOCKET_TIMEOUT

def __init__(self, rpm_ver: str, base_url: str = None, executor=None):
        self._executor = executor
        self.rpm_ver = rpm_ver
        self.product_name = ""
        self.server_id = None  # type: Optional[str]
        self.license = {}  # type: dict
        if base_url:
            self.base_url = base_url
        else:
            self.base_url = self._BASE_URL

def set_product_name(self, product_name: str) -> None:
        self.product_name = product_name

def set_server_id(self, server_id: Optional[str]) -> None:
        self.server_id = server_id

def set_license(self, license: dict) -> None:
        self.license = license

async def _send_request(self, message_method, headers, post_data):
        request = urllib.request.Request(
            self.base_url + self.URL.format(method=message_method),
            data=post_data,
            headers=headers,
            method="POST",
        )
        return await self.async_request(request, executor=self._executor)

async def send_message(self, message: Message) -> None:
        # add message handling time if it does not exist, so that
        # the server does not depend on the time it was received
        if "timestamp" not in message:
            message["timestamp"] = time.time()
        if "message_id" not in message:
            message["message_id"] = uuid.uuid4().hex
        if "method" not in message:
            message["method"] = "INCIDENT_LIST"

data2send = {
            "payload": message.payload,
            "rpm_ver": self.rpm_ver,
            "message_id": message.message_id,
            "server_id": self.server_id,
            "name": self.product_name,
        }
        post_data = json.dumps(data2send, cls=ServerJSONEncoder).encode()
        await self.send_data(message.method, post_data)

class FileBasedGatewayAPI(SendMessageAPI):
    async def _prepare_message(self, message, semaphore) -> dict:
        async with semaphore:
            loaded = await asyncio.to_thread(json.loads, message)
            return {
                "method": loaded["method"],
                "data": {k: v for k, v in loaded.items() if k != "method"},
            }

async def send_messages(self, messages: list[tuple[float, bytes]]) -> None:
        max_threads = 5
        semaphore = asyncio.Semaphore(max_threads)
        tasks = [
            self._prepare_message(msg, semaphore)
            async for _, msg in AsyncIterate(messages)
        ]
        prepared_messages = await asyncio.gather(*tasks)

dumped_messages = await asyncio.to_thread(
            json.dumps, prepared_messages
        )

bin_file_path = os.getenv(
            "I360_MESSAGE_GATEWAY_BIN_PATH", "/usr/libexec/"
        )
        bin_file = os.path.join(bin_file_path, "imunify-message-gateway")

command = [
            bin_file,
            "send-many",
            "--producer=i360-agent-non-resident",
        ]

process = await asyncio.create_subprocess_exec(
            *command,
            stdin=asyncio.subprocess.PIPE,
            stdout=asyncio.subprocess.PIPE,
            stderr=asyncio.subprocess.PIPE,
        )
        b64data = base64.b64encode(dumped_messages.encode())
        stdout, stderr = await process.communicate(input=b64data)
        if g.get("DEBUG"):
            logger.info(
                "Message sent to fgw: %s %s %s", len(messages), stdout, stderr
            )

if process.returncode != 0:
            logger.error(f"Error sending message: {stderr.decode()}")
            raise FGWSendMessgeException(
                str(f"Error sending message: {stderr.decode()}")
            )

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