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239 lines
8.0 KiB
Python
239 lines
8.0 KiB
Python
# Authors:
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# Petr Viktorin <pviktori@redhat.com>
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#
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# Copyright (C) 2013 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""Host class for integration testing"""
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import os
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import socket
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from ipapython.ipaldap import IPAdmin
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from ipapython import ipautil
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from ipapython.ipa_log_manager import log_mgr
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from ipatests.test_integration import transport
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class BaseHost(object):
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"""Representation of a remote IPA host"""
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transport_class = None
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def __init__(self, domain, hostname, role, index, ip=None):
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self.domain = domain
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self.role = role
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self.index = index
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shortname, dot, ext_domain = hostname.partition('.')
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self.shortname = shortname
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self.hostname = shortname + '.' + self.domain.name
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self.external_hostname = hostname
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self.netbios = self.domain.name.split('.')[0].upper()
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self.logger_name = '%s.%s.%s' % (
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self.__module__, type(self).__name__, shortname)
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self.log = log_mgr.get_logger(self.logger_name)
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if ip:
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self.ip = ip
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else:
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if self.config.ipv6:
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# $(dig +short $M $rrtype|tail -1)
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stdout, stderr, returncode = ipautil.run(
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['dig', '+short', self.external_hostname, 'AAAA'])
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self.ip = stdout.splitlines()[-1].strip()
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else:
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try:
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self.ip = socket.gethostbyname(self.external_hostname)
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except socket.gaierror:
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self.ip = None
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if not self.ip:
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raise RuntimeError('Could not determine IP address of %s' %
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self.external_hostname)
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self.root_password = self.config.root_password
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self.root_ssh_key_filename = self.config.root_ssh_key_filename
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self.host_key = None
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self.ssh_port = 22
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self.env_sh_path = os.path.join(domain.config.test_dir, 'env.sh')
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self.log_collectors = []
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def __str__(self):
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template = ('<{s.__class__.__name__} {s.hostname} ({s.role})>')
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return template.format(s=self)
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def __repr__(self):
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template = ('<{s.__module__}.{s.__class__.__name__} '
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'{s.hostname} ({s.role})>')
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return template.format(s=self)
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def add_log_collector(self, collector):
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"""Register a log collector for this host"""
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self.log_collectors.append(collector)
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def remove_log_collector(self, collector):
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"""Unregister a log collector"""
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self.log_collectors.remove(collector)
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@classmethod
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def from_env(cls, env, domain, hostname, role, index):
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ip = env.get('BEAKER%s%s_IP_env%s' %
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(role.upper(), index, domain.index), None)
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if role == 'ad':
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cls = WinHost
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else:
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cls = Host
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self = cls(domain, hostname, role, index, ip)
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return self
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@property
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def config(self):
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return self.domain.config
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def to_env(self, **kwargs):
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"""Return environment variables specific to this host"""
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env = self.domain.to_env(**kwargs)
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role = self.role.upper()
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if self.role != 'master':
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role += str(self.index)
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env['MYHOSTNAME'] = self.hostname
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env['MYBEAKERHOSTNAME'] = self.external_hostname
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env['MYIP'] = self.ip
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env['MYROLE'] = '%s%s' % (role, self.domain._env)
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env['MYENV'] = str(self.domain.index)
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return env
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@property
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def transport(self):
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try:
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return self._transport
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except AttributeError:
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cls = self.transport_class
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if cls:
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# transport_class is None in the base class and must be
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# set in subclasses.
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# Pylint reports that calling None will fail
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self._transport = cls(self) # pylint: disable=E1102
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else:
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raise NotImplementedError('transport class not available')
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return self._transport
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def get_file_contents(self, filename):
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"""Shortcut for transport.get_file_contents"""
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return self.transport.get_file_contents(filename)
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def put_file_contents(self, filename, contents):
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"""Shortcut for transport.put_file_contents"""
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self.transport.put_file_contents(filename, contents)
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def ldap_connect(self):
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"""Return an LDAPClient authenticated to this host as directory manager
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"""
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self.log.info('Connecting to LDAP')
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ldap = IPAdmin(self.external_hostname)
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binddn = self.config.dirman_dn
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self.log.info('LDAP bind as %s' % binddn)
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ldap.do_simple_bind(binddn, self.config.dirman_password)
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return ldap
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def collect_log(self, filename):
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for collector in self.log_collectors:
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collector(self, filename)
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def run_command(self, argv, set_env=True, stdin_text=None,
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log_stdout=True, raiseonerr=True,
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cwd=None):
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"""Run the given command on this host
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Returns a Shell instance. The command will have already run in the
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shell when this method returns, so its stdout_text, stderr_text, and
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returncode attributes will be available.
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:param argv: Command to run, as either a Popen-style list, or a string
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containing a shell script
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:param set_env: If true, env.sh exporting configuration variables will
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be sourced before running the command.
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:param stdin_text: If given, will be written to the command's stdin
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:param log_stdout: If false, standard output will not be logged
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(but will still be available as cmd.stdout_text)
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:param raiseonerr: If true, an exception will be raised if the command
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does not exit with return code 0
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:param cwd: The working directory for the command
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"""
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raise NotImplementedError()
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class Host(BaseHost):
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"""A Unix host"""
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transport_class = transport.SSHTransport
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def run_command(self, argv, set_env=True, stdin_text=None,
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log_stdout=True, raiseonerr=True,
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cwd=None):
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# This will give us a Bash shell
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command = self.transport.start_shell(argv, log_stdout=log_stdout)
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# Set working directory
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if cwd is None:
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cwd = self.config.test_dir
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command.stdin.write('cd %s\n' % ipautil.shell_quote(cwd))
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# Set the environment
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if set_env:
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command.stdin.write('. %s\n' %
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ipautil.shell_quote(self.env_sh_path))
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command.stdin.write('set -e\n')
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if isinstance(argv, basestring):
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# Run a shell command given as a string
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command.stdin.write('(')
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command.stdin.write(argv)
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command.stdin.write(')')
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else:
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# Run a command given as a popen-style list (no shell expansion)
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for arg in argv:
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command.stdin.write(ipautil.shell_quote(arg))
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command.stdin.write(' ')
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command.stdin.write(';exit\n')
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if stdin_text:
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command.stdin.write(stdin_text)
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command.stdin.flush()
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command.wait(raiseonerr=raiseonerr)
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return command
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class WinHost(BaseHost):
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"""
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Representation of a remote Windows host.
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This serves as a sketch class once we move from manual preparation of
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Active Directory to the automated setup.
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"""
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pass
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