# 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, UbuntuPlugin, DebianPlugin


class LibvirtClient(Plugin, RedHatPlugin, UbuntuPlugin, DebianPlugin):
    """client for libvirt virtualization API
    """

    plugin_name = 'virsh'
    profiles = ('system', 'virt')

    packages = ('libvirt-client',)

    def setup(self):
        # virt-manager logs
        if not self.get_option("all_logs"):
            self.add_copy_spec("/root/.virt-manager/*", sizelimit=5)
        else:
            self.add_copy_spec("/root/.virt-manager/*")

        cmd = 'virsh -r'

        # get host information
        subcmds = [
            'list --all',
            'domcapabilities',
            'capabilities',
            'nodeinfo',
            'freecell',
            'node-memory-tune',
            'version'
        ]

        for subcmd in subcmds:
            self.add_cmd_output('%s %s' % (cmd, subcmd))

        # get network, pool and nwfilter elements
        for k in ['net', 'nwfilter', 'pool']:
            self.add_cmd_output('%s %s-list' % (cmd, k))
            k_list = self.get_command_output('%s %s-list' % (cmd, k))
            if k_list and k_list['status'] == 0:
                k_lines = k_list['output'].splitlines()
                # the 'Name' column position changes between virsh cmds
                pos = k_lines[0].split().index('Name')
                for j in filter(lambda x: x, k_lines[2:]):
                    n = j.split()[pos]
                    self.add_cmd_output('%s %s-dumpxml %s' % (cmd, k, n))

        # cycle through the VMs/domains list, ignore 2 header lines and latest
        # empty line, and dumpxml domain name in 2nd column
        domains_output = self.get_command_output('%s list --all' % cmd)
        if domains_output and domains_output['status'] == 0:
            domains_lines = domains_output['output'].splitlines()[2:]
            for domain in filter(lambda x: x, domains_lines):
                d = domain.split()[1]
                for x in ['dumpxml', 'dominfo', 'domblklist']:
                    self.add_cmd_output('%s %s %s' % (cmd, x, d))
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