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@ -19,25 +19,27 @@ logger = get_logger(__name__)
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diff_items = [
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'authorized_keys', 'sudoers', 'groups',
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"authorized_keys",
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"sudoers",
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"groups",
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]
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def get_items_diff(ori_account, d):
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if hasattr(ori_account, '_diff'):
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if hasattr(ori_account, "_diff"):
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return ori_account._diff
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diff = {}
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for item in diff_items:
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ori = getattr(ori_account, item)
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new = d.get(item, '')
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new = d.get(item, "")
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if not ori:
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continue
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if isinstance(new, timezone.datetime):
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new = ori.strftime('%Y-%m-%d %H:%M:%S')
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ori = ori.strftime('%Y-%m-%d %H:%M:%S')
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new = ori.strftime("%Y-%m-%d %H:%M:%S")
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ori = ori.strftime("%Y-%m-%d %H:%M:%S")
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if new != ori:
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diff[item] = get_text_diff(ori, new)
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@ -48,9 +50,17 @@ def get_items_diff(ori_account, d):
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class AnalyseAccountRisk:
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long_time = timezone.timedelta(days=90)
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datetime_check_items = [
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{'field': 'date_last_login', 'risk': 'zombie', 'delta': long_time},
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{'field': 'date_password_change', 'risk': 'long_time_password', 'delta': long_time},
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{'field': 'date_password_expired', 'risk': 'password_expired', 'delta': timezone.timedelta(seconds=1)}
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{"field": "date_last_login", "risk": "zombie", "delta": long_time},
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{
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"field": "date_password_change",
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"risk": "long_time_password",
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"delta": long_time,
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},
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{
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"field": "date_password_expired",
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"risk": "password_expired",
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"delta": timezone.timedelta(seconds=1),
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},
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]
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def __init__(self, check_risk=True):
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@ -66,20 +76,24 @@ class AnalyseAccountRisk:
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risks = []
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for k, v in diff.items():
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risks.append(dict(
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asset=ori_account.asset, username=ori_account.username,
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risk=k+'_changed', detail={'diff': v}
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))
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risks.append(
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dict(
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asset=ori_account.asset,
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username=ori_account.username,
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risk=k + "_changed",
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detail={"diff": v},
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)
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)
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self.save_or_update_risks(risks)
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def _analyse_datetime_changed(self, ori_account, d, asset, username):
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basic = {'asset': asset, 'username': username}
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basic = {"asset": asset, "username": username}
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risks = []
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for item in self.datetime_check_items:
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field = item['field']
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risk = item['risk']
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delta = item['delta']
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field = item["field"]
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risk = item["risk"]
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delta = item["delta"]
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date = d.get(field)
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if not date:
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@ -91,20 +105,20 @@ class AnalyseAccountRisk:
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if date and date < timezone.now() - delta:
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risks.append(
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dict(**basic, risk=risk, detail={'date': date.isoformat()})
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dict(**basic, risk=risk, detail={"date": date.isoformat()})
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)
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self.save_or_update_risks(risks)
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def save_or_update_risks(self, risks):
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# 提前取出来,避免每次都查数据库
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assets = {r['asset'] for r in risks}
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assets = {r["asset"] for r in risks}
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assets_risks = AccountRisk.objects.filter(asset__in=assets)
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assets_risks = {f"{r.asset_id}_{r.username}_{r.risk}": r for r in assets_risks}
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for d in risks:
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detail = d.pop('detail', {})
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detail['datetime'] = self.now.isoformat()
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detail = d.pop("detail", {})
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detail["datetime"] = self.now.isoformat()
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key = f"{d['asset'].id}_{d['username']}_{d['risk']}"
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found = assets_risks.get(key)
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@ -119,7 +133,7 @@ class AnalyseAccountRisk:
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def _create_risk(self, data):
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return AccountRisk(**data)
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@bulk_update_decorator(AccountRisk, update_fields=['details'])
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@bulk_update_decorator(AccountRisk, update_fields=["details"])
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def _update_risk(self, account):
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return account
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@ -127,13 +141,17 @@ class AnalyseAccountRisk:
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if not self.check_risk:
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return
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basic = {'asset': asset, 'username': d['username']}
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basic = {"asset": asset, "username": d["username"]}
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if ori_account:
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self._analyse_item_changed(ori_account, d)
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else:
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self._create_risk(dict(**basic, risk='ghost', details=[{'datetime': self.now.isoformat()}]))
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self._create_risk(
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dict(
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**basic, risk="ghost", details=[{"datetime": self.now.isoformat()}]
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)
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)
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self._analyse_datetime_changed(ori_account, d, asset, d['username'])
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self._analyse_datetime_changed(ori_account, d, asset, d["username"])
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class GatherAccountsManager(AccountBasePlaybookManager):
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@ -145,8 +163,8 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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self.ori_asset_usernames = defaultdict(set)
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self.ori_gathered_usernames = defaultdict(set)
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self.ori_gathered_accounts_mapper = dict()
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self.is_sync_account = self.execution.snapshot.get('is_sync_account')
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self.check_risk = self.execution.snapshot.get('check_risk', False)
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self.is_sync_account = self.execution.snapshot.get("is_sync_account")
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self.check_risk = self.execution.snapshot.get("check_risk", False)
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@classmethod
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def method_type(cls):
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@ -154,7 +172,7 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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def host_callback(self, host, asset=None, **kwargs):
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super().host_callback(host, asset=asset, **kwargs)
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self.host_asset_mapper[host['name']] = asset
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self.host_asset_mapper[host["name"]] = asset
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return host
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def _filter_success_result(self, tp, result):
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@ -175,43 +193,39 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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for username, info in result.items():
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self.asset_usernames_mapper[asset].add(username)
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d = {'asset': asset, 'username': username, 'remote_present': True, **info}
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d = {"asset": asset, "username": username, "remote_present": True, **info}
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accounts.append(d)
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self.asset_account_info[asset] = accounts
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def on_runner_failed(self, runner, e):
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print("Runner failed: ", e)
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raise e
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def on_host_error(self, host, error, result):
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print(f'\033[31m {host} error: {error} \033[0m\n')
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self.summary['error_assets'] += 1
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def on_host_success(self, host, result):
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info = self._get_nested_info(result, 'debug', 'res', 'info')
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super().on_host_success(host, result)
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info = self._get_nested_info(result, "debug", "res", "info")
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asset = self.host_asset_mapper.get(host)
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self.summary['success_assets'] += 1
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if asset and info:
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self._collect_asset_account_info(asset, info)
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else:
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print(f'\033[31m Not found {host} info \033[0m\n')
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print(f"\033[31m Not found {host} info \033[0m\n")
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def prefetch_origin_account_usernames(self):
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"""
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提起查出来,避免每次 sql 查询
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:return:
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"""
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assets = self.asset_usernames_mapper.keys()
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accounts = Account.objects.filter(asset__in=assets).values_list('asset', 'username')
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accounts = Account.objects.filter(asset__in=assets).values_list(
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"asset", "username"
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)
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for asset, username in accounts:
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self.ori_asset_usernames[asset].add(username)
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ga_accounts = GatheredAccount.objects.filter(asset__in=assets).prefetch_related('asset')
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ga_accounts = GatheredAccount.objects.filter(asset__in=assets).prefetch_related(
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"asset"
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)
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for account in ga_accounts:
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self.ori_gathered_usernames[account.asset].add(account.username)
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key = '{}_{}'.format(account.asset_id, account.username)
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key = "{}_{}".format(account.asset_id, account.username)
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self.ori_gathered_accounts_mapper[key] = account
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def update_gather_accounts_status(self, asset):
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@ -225,25 +239,45 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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ori_users = self.ori_asset_usernames[asset]
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ori_ga_users = self.ori_gathered_usernames[asset]
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queryset = (GatheredAccount.objects
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.filter(asset=asset)
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.exclude(status=ConfirmOrIgnore.ignored))
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queryset = GatheredAccount.objects.filter(asset=asset).exclude(
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status=ConfirmOrIgnore.ignored
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)
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# 远端账号 比 收集账号多的
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# 新增创建,不用处理状态
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new_found_users = remote_users - ori_ga_users
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if new_found_users:
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self.summary["new_accounts"] += len(new_found_users)
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for username in new_found_users:
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self.result["new_accounts"].append(
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{
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"asset": str(asset),
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"username": username,
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}
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)
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# 远端上 比 收集账号少的
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# 标识 remote_present=False, 标记为待处理
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# 远端资产上不存在的,标识为待处理,需要管理员介入
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lost_users = ori_ga_users - remote_users
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if lost_users:
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queryset.filter(username__in=lost_users).update(status='', remote_present=False)
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queryset.filter(username__in=lost_users).update(
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status="", remote_present=False
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)
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self.summary["lost_accounts"] += len(lost_users)
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for username in lost_users:
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self.result["lost_accounts"].append(
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{
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"asset": str(asset),
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"username": username,
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}
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)
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# 收集的账号 比 账号列表多的, 有可能是账号中删掉了, 但这时候状态已经是 confirm 了
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# 标识状态为 待处理, 让管理员去确认
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ga_added_users = ori_ga_users - ori_users
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if ga_added_users:
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queryset.filter(username__in=ga_added_users).update(status='')
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queryset.filter(username__in=ga_added_users).update(status="")
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# 收集的账号 比 账号列表少的
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# 这个好像不不用对比,原始情况就这样
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@ -255,22 +289,33 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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# 正常情况, 不用处理,因为远端账号会创建到收集账号,收集账号再去对比
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# 不过这个好像也处理一下 status,因为已存在,这是状态应该是确认
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(queryset.filter(username__in=ori_users)
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.exclude(status=ConfirmOrIgnore.confirmed)
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.update(status=ConfirmOrIgnore.confirmed))
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(
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queryset.filter(username__in=ori_users)
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.exclude(status=ConfirmOrIgnore.confirmed)
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.update(status=ConfirmOrIgnore.confirmed)
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)
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# 远端存在的账号,标识为已存在
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queryset.filter(username__in=remote_users, remote_present=False).update(remote_present=True)
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(
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queryset.filter(username__in=remote_users, remote_present=False).update(
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remote_present=True
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)
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)
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# 资产上没有的,标识为为存在
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queryset.exclude(username__in=ori_users).filter(present=False).update(present=True)
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(
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queryset.exclude(username__in=ori_users)
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.filter(present=False)
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.update(present=True)
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)
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|
@bulk_create_decorator(GatheredAccount)
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|
|
def create_gathered_account(self, d):
|
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|
|
|
gathered_account = GatheredAccount()
|
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|
|
ga = GatheredAccount()
|
|
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|
|
for k, v in d.items():
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|
|
setattr(gathered_account, k, v)
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return gathered_account
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setattr(ga, k, v)
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return ga
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@bulk_update_decorator(GatheredAccount, update_fields=diff_items)
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def update_gathered_account(self, ori_account, d):
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@ -287,11 +332,13 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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risk_analyser = AnalyseAccountRisk(self.check_risk)
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for asset, accounts_data in self.asset_account_info.items():
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with (tmp_to_org(asset.org_id)):
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with tmp_to_org(asset.org_id):
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gathered_accounts = []
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for d in accounts_data:
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username = d['username']
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ori_account = self.ori_gathered_accounts_mapper.get('{}_{}'.format(asset.id, username))
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username = d["username"]
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ori_account = self.ori_gathered_accounts_mapper.get(
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"{}_{}".format(asset.id, username)
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)
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if not ori_account:
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self.create_gathered_account(d)
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@ -304,50 +351,5 @@ class GatherAccountsManager(AccountBasePlaybookManager):
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# 因为有 bulk create, bulk update, 所以这里需要 sleep 一下,等待数据同步
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time.sleep(0.5)
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def send_report_if_need(self):
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pass
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def generate_send_users_and_change_info(self):
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recipients = self.execution.recipients
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if not self.asset_usernames_mapper or not recipients:
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return None, None
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|
|
users = recipients
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|
|
asset_ids = self.asset_usernames_mapper.keys()
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|
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assets = Asset.objects.filter(id__in=asset_ids).prefetch_related('accounts')
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|
|
gather_accounts = GatheredAccount.objects.filter(asset_id__in=asset_ids, remote_present=True)
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|
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asset_id_map = {str(asset.id): asset for asset in assets}
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|
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asset_id_username = list(assets.values_list('id', 'accounts__username'))
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|
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asset_id_username.extend(list(gather_accounts.values_list('asset_id', 'username')))
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|
|
system_asset_usernames_mapper = defaultdict(set)
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|
|
for asset_id, username in asset_id_username:
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|
|
system_asset_usernames_mapper[str(asset_id)].add(username)
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|
|
change_info = defaultdict(dict)
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|
|
for asset_id, usernames in self.asset_usernames_mapper.items():
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|
|
system_usernames = system_asset_usernames_mapper.get(asset_id)
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|
|
if not system_usernames:
|
|
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|
|
continue
|
|
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|
|
|
|
|
|
add_usernames = usernames - system_usernames
|
|
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|
|
remove_usernames = system_usernames - usernames
|
|
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|
|
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|
|
if not add_usernames and not remove_usernames:
|
|
|
|
|
continue
|
|
|
|
|
|
|
|
|
|
change_info[str(asset_id_map[asset_id])] = {
|
|
|
|
|
'add_usernames': add_usernames,
|
|
|
|
|
'remove_usernames': remove_usernames
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return users, dict(change_info)
|
|
|
|
|
|
|
|
|
|
def send_email_if_need(self):
|
|
|
|
|
users, change_info = self.generate_send_users_and_change_info()
|
|
|
|
|
if not users or not change_info:
|
|
|
|
|
return
|
|
|
|
|
|
|
|
|
|
for user in users:
|
|
|
|
|
GatherAccountChangeMsg(user, change_info).publish_async()
|
|
|
|
|
def get_report_template(self):
|
|
|
|
|
return "accounts/gather_account_report.html"
|
|
|
|
|