# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.

from sos.report.plugins import Plugin, RedHatPlugin, UbuntuPlugin
import glob


class CephMGR(Plugin, RedHatPlugin, UbuntuPlugin):

    short_desc = 'CEPH mgr'

    plugin_name = 'ceph_mgr'
    profiles = ('storage', 'virt', 'container')

    containers = ('ceph-mgr.*',)

    def check_enabled(self):
        return True if glob.glob('/var/lib/ceph/mgr/*/*') else False

    def setup(self):
        self.add_file_tags({
            '/var/log/ceph/ceph-mgr.*.log': 'ceph_mgr_log',
        })

        self.add_copy_spec([
            "/var/log/ceph/ceph-mgr*.log",
            "/var/lib/ceph/mgr/",
            "/var/lib/ceph/bootstrap-mgr/",
            "/run/ceph/ceph-mgr*",
        ])

        # more commands to be added later
        self.add_cmd_output([
            "ceph balancer status",
            "ceph orch host ls",
            "ceph orch device ls",
            "ceph orch ls --export",
            "ceph orch ps",
            "ceph orch status --detail",
            "ceph orch upgrade status",
            "ceph log last cephadm"
        ])

        ceph_cmds = [
            "config diff",
            "config show",
            "dump_cache",
            "dump_mempools",
            "dump_osd_network",
            "mds_requests",
            "mds_sessions",
            "objecter_requests",
            "mds_requests",
            "mds_sessions",
            "perf dump",
            "perf histogram dump",
            "perf histogram schema",
            "perf schema",
            "status",
            "version"
        ]

        self.add_forbidden_path([
            "/etc/ceph/*keyring*",
            "/var/lib/ceph/*keyring*",
            "/var/lib/ceph/*/*keyring*",
            "/var/lib/ceph/*/*/*keyring*",
            "/var/lib/ceph/osd",
            "/var/lib/ceph/mon",
            # Excludes temporary ceph-osd mount location like
            # /var/lib/ceph/tmp/mnt.XXXX from sos collection.
            "/var/lib/ceph/tmp/*mnt*",
            "/etc/ceph/*bindpass*",
        ])

        mgr_ids = []
        # Get the ceph user processes
        out = self.exec_cmd('ps -u ceph -o args')

        if out['status'] == 0:
            # Extract the OSD ids from valid output lines
            for procs in out['output'].splitlines():
                proc = procs.split()
                # Locate the '--id' value
                if proc and proc[0].endswith("ceph-mgr"):
                    try:
                        id_index = proc.index("--id")
                        mgr_ids.append("mgr.%s" % proc[id_index+1])
                    except (IndexError, ValueError):
                        self.log_warn("could not find ceph-mgr id: %s", procs)

        # If containerized, run commands in containers
        try:
            cname = self.get_all_containers_by_regex("ceph-mgr*")[0][1]
        except Exception:
            cname = None

        self.add_cmd_output([
            "ceph daemon %s %s"
            % (mgrid, cmd) for mgrid in mgr_ids for cmd in ceph_cmds
        ], container=cname)

# vim: set et ts=4 sw=4 :