64 lines
2.2 KiB
Python
64 lines
2.2 KiB
Python
# Copyright 2023 Red Hat, Inc. Jake Hunsaker <jhunsake@redhat.com>
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# This file is part of the sos project: https://github.com/sosreport/sos
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions of
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# version 2 of the GNU General Public License.
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#
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# See the LICENSE file in the source distribution for further information.
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from sos.cleaner.preppers import SoSPrepper
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class HostnamePrepper(SoSPrepper):
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"""
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Prepper for providing domain and hostname information to the hostname
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mapping.
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The items from hostname sources are handled manually via the _get_items
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method, rather than passing the file directly, as the parser does not know
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what hostnames or domains to match on initially.
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This will also populate the regex_items list with local short names.
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"""
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name = 'hostname'
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def _get_items_for_hostname(self, archive):
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items = []
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_file = 'hostname'
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if archive.is_sos:
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_file = 'sos_commands/host/hostname_-f'
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elif archive.is_insights:
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_file = 'data/insights_commands/hostname_-f'
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content = archive.get_file_content(_file)
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if content and content != 'localhost':
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domains = content.split('.')
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if len(domains) > 1:
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items.append(domains[0])
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self.regex_items['hostname'].add((domains[0]))
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if len(domains) > 3:
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# make sure we get example.com if the system's hostname
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# is something like foo.bar.example.com
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top_domain = '.'.join(domains[-2:])
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items.append(top_domain.strip())
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items.append(content.strip())
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_hosts = archive.get_file_content('etc/hosts')
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for line in _hosts.splitlines():
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if line.startswith('#') or 'localhost' in line:
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continue
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hostln = line.split()[1:]
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for host in hostln:
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if len(host.split('.')) == 1:
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self.regex_items['hostname'].add(host)
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else:
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items.append(host)
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for domain in self.opts.domains:
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items.append(domain)
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return items
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