# 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.plugins import Plugin, RedHatPlugin


class Lustre(Plugin, RedHatPlugin):
    '''Lustre filesystem'''

    plugin_name = 'lustre'
    profiles = ('storage', 'network', 'cluster', )
    packages = ('lustre', 'lustre-client', )

    def get_params(self, name, param_list):
        '''Use lctl get_param to collect a selection of parameters into a
            file.

        '''
        self.add_cmd_output("lctl get_param %s" % " ".join(param_list),
                            suggest_filename="params-%s" % name,
                            stderr=False)

    def setup(self):
        self.add_cmd_output([
            "lctl debug_kernel",
            "lctl device_list",
            "lctl list_nids",
            "lctl route_list",
            "lnetctl net show -v"
        ])

        self.get_params("basic", ["version", "health_check", "debug"])
        self.get_params("lnet", ["peers", "routes", "routers", "nis"])
        self.get_params("ldlm-states", ["*.*.state"])
        self.get_params("jobid", ["jobid_name", "jobid_var"])

        # Client Specific
        self.add_cmd_output([
                "lfs df",
                "lfs df -i"
        ])

        # Server Specific
        self.get_params("osd", ["osd-*.*.{mntdev,files*," +
                                "kbytes*,blocksize,brw_stats}"])
        self.get_params("quota", ["osd-*.*.quota_slave." +
                                  "{info,limit_*,acct_*}"])

        # Grab emergency ring buffer dumps
        if self.get_option("all_logs"):
            self.add_copy_spec("/tmp/lustre-log.*")

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