Source code for insights.specs.datasources.semanage

Custom datasource to get the linux users count who map to a selinux user.
import json

from insights.core.context import HostContext
from insights.core.exceptions import SkipComponent
from insights.core.filters import get_filters
from insights.core.plugins import datasource
from insights.core.spec_factory import DatasourceProvider, simple_command
from insights.parsers import parse_fixed_table
from insights.specs import Specs

[docs]class LocalSpecs(Specs): """ Local specs used only by users_count_map_selinux_user datasource """ selinux_user_mapping = simple_command("/sbin/semanage login -l")
@datasource(LocalSpecs.selinux_user_mapping, HostContext) def users_count_map_selinux_user(broker): """ Get linux users count who map to the selinux user. It returns a dict with the selinux user type as the key, and the linux users count as the value. Raises: SkipComponent: Raised when there are no users map the filtered selinux user. """ user_mapping_lines = broker[LocalSpecs.selinux_user_mapping].content data = parse_fixed_table( user_mapping_lines, heading_ignore=['Login Name'], header_substitute=[ ('Login Name', 'login_name'), ('SELinux User', 'selinux_user'), ('MLS/MCS Range', 'mls_mcs_range'), ('Service', 'service'), ] ) filters = sorted((get_filters(Specs.selinux_users))) users_info = {} for filter in filters: users_info[filter] = len([obj for obj in data if obj['selinux_user'] == filter]) if users_info: return DatasourceProvider(json.dumps(users_info), relative_path='insights_commands/linux_users_count_map_selinux_user') raise SkipComponent