Add support for Solaris zones

This commit is contained in:
Dagobert Michelsen 2015-02-11 16:48:04 +01:00
parent 67fb39451a
commit 9cf8c3a901
2 changed files with 206 additions and 0 deletions

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# Based on local.py (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
# and chroot.py (c) 2013, Maykel Moya <mmoya@speedyrails.com>
# and jail.py (c) 2013, Michael Scherer <misc@zarb.org>
# (c) 2015, Dagobert Michelsen <dam@baltic-online.de>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
import distutils.spawn
import traceback
import os
import shutil
import subprocess
from subprocess import Popen,PIPE
from ansible import errors
from ansible.callbacks import vvv
class Connection(object):
''' Local zone based connections '''
def _search_executable(self, executable):
cmd = distutils.spawn.find_executable(executable)
if not cmd:
raise errors.AnsibleError("%s command not found in PATH") % executable
return cmd
def list_zones(self):
pipe = subprocess.Popen([self.zoneadm_cmd, 'list', '-ip'],
cwd=self.runner.basedir,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
#stdout, stderr = p.communicate()
zones = []
for l in pipe.stdout.readlines():
# 1:work:running:/zones/work:3126dc59-9a07-4829-cde9-a816e4c5040e:native:shared
s = l.split(':')
if s[1] != 'global':
zones.append(s[1])
return zones
def get_zone_path(self):
#solaris10vm# zoneadm -z cswbuild list -p
#-:cswbuild:installed:/zones/cswbuild:479f3c4b-d0c6-e97b-cd04-fd58f2c0238e:native:shared
pipe = subprocess.Popen([self.zoneadm_cmd, '-z', self.zone, 'list', '-p'],
cwd=self.runner.basedir,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
#stdout, stderr = p.communicate()
path = pipe.stdout.readlines()[0].split(':')[3]
return path + '/root'
def __init__(self, runner, host, port, *args, **kwargs):
self.zone = host
self.runner = runner
self.host = host
self.has_pipelining = False
if os.geteuid() != 0:
raise errors.AnsibleError("zone connection requires running as root")
self.zoneadm_cmd = self._search_executable('zoneadm')
self.zlogin_cmd = self._search_executable('zlogin')
if not self.zone in self.list_zones():
raise errors.AnsibleError("incorrect zone name %s" % self.zone)
self.host = host
# port is unused, since this is local
self.port = port
def connect(self, port=None):
''' connect to the chroot; nothing to do here '''
vvv("THIS IS A LOCAL ZONE DIR", host=self.zone)
return self
# a modifier
def _generate_cmd(self, executable, cmd):
if executable:
local_cmd = [self.zlogin_cmd, self.zone, executable, cmd]
else:
local_cmd = '%s "%s" %s' % (self.zlogin_cmd, self.zone, cmd)
return local_cmd
#def exec_command(self, cmd, tmp_path, sudo_user=None, sudoable=False, executable='/bin/sh', in_data=None, su=None, su_user=None):
def exec_command(self, cmd, tmp_path, sudo_user=None, sudoable=False, executable=None, in_data=None, su=None, su_user=None):
''' run a command on the chroot '''
# XXX: TBD
if su or su_user:
raise errors.AnsibleError("Internal Error: this module does not support running commands via su")
if in_data:
raise errors.AnsibleError("Internal Error: this module does not support optimized module pipelining")
# XXX: Allow doing stuff as -l <user>
# We enter chroot as root so sudo stuff can be ignored
if executable == '/bin/sh':
executable = None
local_cmd = self._generate_cmd(executable, cmd)
vvv("EXEC %s" % (local_cmd), host=self.zone)
p = subprocess.Popen(local_cmd, shell=isinstance(local_cmd, basestring),
cwd=self.runner.basedir,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout, stderr = p.communicate()
return (p.returncode, '', stdout, stderr)
def _normalize_path(self, path, prefix):
if not path.startswith(os.path.sep):
path = os.path.join(os.path.sep, path)
normpath = os.path.normpath(path)
return os.path.join(prefix, normpath[1:])
def _copy_file(self, in_path, out_path):
if not os.path.exists(in_path):
raise errors.AnsibleFileNotFound("file or module does not exist: %s" % in_path)
try:
shutil.copyfile(in_path, out_path)
except shutil.Error:
traceback.print_exc()
raise errors.AnsibleError("failed to copy: %s and %s are the same" % (in_path, out_path))
except IOError:
traceback.print_exc()
raise errors.AnsibleError("failed to transfer file to %s" % out_path)
def put_file(self, in_path, out_path):
''' transfer a file from local to chroot '''
out_path = self._normalize_path(out_path, self.get_zone_path())
vvv("PUT %s TO %s" % (in_path, out_path), host=self.zone)
self._copy_file(in_path, out_path)
def fetch_file(self, in_path, out_path):
''' fetch a file from chroot to local '''
in_path = self._normalize_path(in_path, self.get_zone_path())
vvv("FETCH %s TO %s" % (in_path, out_path), host=self.zone)
self._copy_file(in_path, out_path)
def close(self):
''' terminate the connection; nothing to do here '''
pass

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plugins/inventory/zone.py Executable file
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#!/usr/bin/env python
# (c) 2015, Dagobert Michelsen <dam@baltic-online.de>
#
# This file is part of Ansible,
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
from subprocess import Popen,PIPE
import sys
import json
result = {}
result['all'] = {}
pipe = Popen(['zoneadm', 'list', '-ip'], stdout=PIPE, universal_newlines=True)
result['all']['hosts'] = []
for l in pipe.stdout.readlines():
# 1:work:running:/zones/work:3126dc59-9a07-4829-cde9-a816e4c5040e:native:shared
s = l.split(':')
if s[1] != 'global':
result['all']['hosts'].append(s[1])
result['all']['vars'] = {}
result['all']['vars']['ansible_connection'] = 'zone'
if len(sys.argv) == 2 and sys.argv[1] == '--list':
print json.dumps(result)
elif len(sys.argv) == 3 and sys.argv[1] == '--host':
print json.dumps({'ansible_connection': 'zone'})
else:
print "Need an argument, either --list or --host <host>"