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Editing: plesk_stats.py

import datetime
import json
from contextlib import suppress

from imav.malwarelib.model import MalwareHit
from defence360agent.contracts.license import LicenseCLN
from defence360agent.rpc_tools.lookup import RootEndpoints, bind
from defence360agent.rpc_tools.utils import run_in_executor_decorator
from defence360agent.subsys.panels.hosting_panel import HostingPanel
from defence360agent.subsys.panels.plesk.api import list_docroots_domains_users
from defence360agent.utils import atomic_rewrite
from defence360agent.subsys.panels.plesk import Plesk
from defence360agent.subsys.features import kernel_care

class PleskStatsEndpoints(RootEndpoints):
    MAX_DOMAINS_COUNT = 100

@bind("plesk-stats")
    async def plesk_stats(self):
        panel = HostingPanel()
        assert isinstance(panel, Plesk), "only for plesk"
        current_timestamp = int(round(datetime.datetime.now().timestamp()))
        last_modified_str = str(
            datetime.datetime.fromtimestamp(
                current_timestamp,
                datetime.timezone.utc,
            )
        )
        domains_stats = await self._domains_stats(
            await list_docroots_domains_users(),
        )
        return {
            "items": {
                "last_modified": current_timestamp * 1000,
                "last_modified_str": last_modified_str,
                **domains_stats,
                **(await self._get_stats_field_in_plugin_info()),
                "license": (1 if LicenseCLN.is_valid() else 0),
            }
        }

@classmethod
    async def _get_stats_field_in_plugin_info(cls):
        if not await kernel_care.KernelCare().check_installed():
            return {}
        plugin_info = await kernel_care.KernelCare().get_plugin_info()
        previous = {
            "effective_kernel": None,
            "first_time_update_available": None,
        }
        with suppress(FileNotFoundError):
            with open(kernel_care.KernelCare.KC_PROPERTIES) as file:
                previous = json.load(file)
        update_available = plugin_info["updateCode"] == "1"
        first_time_update_available = (
            datetime.datetime.now(tz=datetime.timezone.utc)
            if plugin_info["effectiveKernel"] != previous["effective_kernel"]
            else datetime.datetime.fromtimestamp(
                previous["first_time_update_available"], datetime.timezone.utc
            )
        )
        outdated_since_days = (
            0
            if not update_available
            else (
                datetime.datetime.now(tz=datetime.timezone.utc)
                - first_time_update_available
            ).days
        )
        atomic_rewrite(
            kernel_care.KernelCare.KC_PROPERTIES,
            json.dumps(
                {
                    "effective_kernel": plugin_info["effectiveKernel"],
                    "first_time_update_available": first_time_update_available.timestamp(),  # noqa
                }
            ),
            backup=False,
        )
        return {
            "kernel_uptodate": plugin_info["autoUpdate"],
            "outdated_since_days": outdated_since_days,
        }

@run_in_executor_decorator
    def _domains_stats(self, plesk_response):
        file_names = list(
            MalwareHit.select(MalwareHit.orig_file)
            .where(MalwareHit.is_infected())
            .tuples()
        )
        # usually infected_users << total_users (according to ch)
        # so we can compare each hit only with docroots, whose owners are
        # marked as infected in imunify database
        infected_users = set(
            data[0]
            for data in list(
                MalwareHit.select(MalwareHit.user)
                .where(MalwareHit.is_infected())
                .distinct()
                .tuples()
            )
        )
        infected_plesk_response = list(
            filter(
                lambda data: data[2] in infected_users,
                plesk_response,
            )
        )
        infected_sites = []

for docroot, domain, user in infected_plesk_response:
            for (filename,) in file_names:
                if filename.startswith(docroot):
                    infected_sites.append(domain)
                    break

return {
            "infected_sites": infected_sites[: self.MAX_DOMAINS_COUNT],
            "wsites_infected": len(infected_sites),
        }

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