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Port to v2 API

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This commit is contained in:
Toshio Kuratomi 2015-09-30 19:38:21 -07:00
parent d35c9a30fb
commit 56fa9a5098
2 changed files with 158 additions and 172 deletions
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158
lib/ansible/plugins/connection/jail.py
View file

@ -21,29 +21,55 @@ from __future__ import (absolute_import, division, print_function)
__metaclass__ = type __metaclass__ = type
import distutils.spawn import distutils.spawn
import traceback
import os import os
import shlex
import subprocess import subprocess
from ansible import errors import traceback
from ansible.utils.unicode import to_bytes
from ansible.callbacks import vvv from ansible import constants as C
import ansible.constants as C from ansible.errors import AnsibleError
from ansible.plugins.connection import ConnectionBase
BUFSIZE = 65536 BUFSIZE = 65536
class Connection(object):
class Connection(ConnectionBase):
''' Local BSD Jail based connections ''' ''' Local BSD Jail based connections '''
def _search_executable(self, executable): transport = 'jail'
# Pipelining may work. Someone needs to test by setting this to True and
# having pipelining=True in their ansible.cfg
has_pipelining = False
# Some become_methods may work in v2 (sudo works for other chroot-based
# plugins while su seems to be failing). If some work, check chroot.py to
# see how to disable just some methods.
become_methods = frozenset()
def __init__(self, play_context, new_stdin, *args, **kwargs):
super(Connection, self).__init__(play_context, new_stdin, *args, **kwargs)
self.jail = self._play_context.remote_addr
if os.geteuid() != 0:
raise AnsibleError("jail connection requires running as root")
self.jls_cmd = self._search_executable('jls')
self.jexec_cmd = self._search_executable('jexec')
if not self.jail in self.list_jails():
raise AnsibleError("incorrect jail name %s" % self.jail)
@staticmethod
def _search_executable(executable):
cmd = distutils.spawn.find_executable(executable) cmd = distutils.spawn.find_executable(executable)
if not cmd: if not cmd:
raise errors.AnsibleError("%s command not found in PATH") % executable raise AnsibleError("%s command not found in PATH") % executable
return cmd return cmd
def list_jails(self): def list_jails(self):
# FIXME: cwd= needs to be set to the basedir of the playbook, which
# should come from loader, but is not in the connection plugins
p = subprocess.Popen([self.jls_cmd, '-q', 'name'], p = subprocess.Popen([self.jls_cmd, '-q', 'name'],
cwd=self.runner.basedir,
stdin=subprocess.PIPE, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE) stdout=subprocess.PIPE, stderr=subprocess.PIPE)
@ -52,8 +78,9 @@ class Connection(object):
return stdout.split() return stdout.split()
def get_jail_path(self): def get_jail_path(self):
# FIXME: cwd= needs to be set to the basedir of the playbook, which
# should come from loader, but is not in the connection plugins
p = subprocess.Popen([self.jls_cmd, '-j', self.jail, '-q', 'path'], p = subprocess.Popen([self.jls_cmd, '-j', self.jail, '-q', 'path'],
cwd=self.runner.basedir,
stdin=subprocess.PIPE, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE) stdout=subprocess.PIPE, stderr=subprocess.PIPE)
@ -61,47 +88,14 @@ class Connection(object):
# remove \n # remove \n
return stdout[:-1] return stdout[:-1]
def __init__(self, runner, host, port, *args, **kwargs): def _connect(self):
self.jail = host
self.runner = runner
self.host = host
self.has_pipelining = False
self.become_methods_supported=C.BECOME_METHODS
if os.geteuid() != 0:
raise errors.AnsibleError("jail connection requires running as root")
self.jls_cmd = self._search_executable('jls')
self.jexec_cmd = self._search_executable('jexec')
if not self.jail in self.list_jails():
raise errors.AnsibleError("incorrect jail name %s" % self.jail)
self.host = host
# port is unused, since this is local
self.port = port
def connect(self, port=None):
''' connect to the jail; nothing to do here ''' ''' connect to the jail; nothing to do here '''
super(Connection, self)._connect()
if not self._connected:
self._display.vvv("THIS IS A LOCAL JAIL DIR", host=self.jail)
self._connected = True
vvv("THIS IS A LOCAL JAIL DIR", host=self.jail) def _buffered_exec_command(self, cmd, stdin=subprocess.PIPE):
return self
# a modifier
def _generate_cmd(self, executable, cmd):
if executable:
local_cmd = [self.jexec_cmd, self.jail, executable, '-c', cmd]
else:
# Prev to python2.7.3, shlex couldn't handle unicode type strings
cmd = to_bytes(cmd)
cmd = shlex.split(cmd)
local_cmd = [self.jexec_cmd, self.jail]
local_cmd += cmd
return local_cmd
def _buffered_exec_command(self, cmd, become_user=None, sudoable=False, executable='/bin/sh', in_data=None, stdin=subprocess.PIPE):
''' run a command on the jail. This is only needed for implementing ''' run a command on the jail. This is only needed for implementing
put_file() get_file() so that we don't have to read the whole file put_file() get_file() so that we don't have to read the whole file
into memory. into memory.
@ -109,62 +103,63 @@ class Connection(object):
compared to exec_command() it looses some niceties like being able to compared to exec_command() it looses some niceties like being able to
return the process's exit code immediately. return the process's exit code immediately.
''' '''
executable = C.DEFAULT_EXECUTABLE.split()[0] if C.DEFAULT_EXECUTABLE else '/bin/sh'
local_cmd = [self.jexec_cmd, self.jail, executable, '-c', cmd]
if sudoable and self.runner.become and self.runner.become_method not in self.become_methods_supported: self._display.vvv("EXEC %s" % (local_cmd), host=self.jail)
raise errors.AnsibleError("Internal Error: this module does not support running commands via %s" % self.runner.become_method) # FIXME: cwd= needs to be set to the basedir of the playbook, which
# should come from loader, but is not in the connection plugins
if in_data: p = subprocess.Popen(local_cmd, shell=False, stdin=stdin,
raise errors.AnsibleError("Internal Error: this module does not support optimized module pipelining") stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# We enter zone as root so we ignore privilege escalation (probably need to fix in case we have to become a specific used [ex: postgres admin])?
local_cmd = self._generate_cmd(executable, cmd)
vvv("EXEC %s" % (local_cmd), host=self.jail)
p = subprocess.Popen(local_cmd, shell=False,
cwd=self.runner.basedir,
stdin=stdin,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
return p return p
def exec_command(self, cmd, become_user=None, sudoable=False, executable='/bin/sh', in_data=None): def exec_command(self, cmd, in_data=None, sudoable=False):
''' run a command on the jail ''' ''' run a command on the jail '''
super(Connection, self).exec_command(cmd, in_data=in_data, sudoable=sudoable)
p = self._buffered_exec_command(cmd, become_user, sudoable, executable, in_data) # TODO: Check whether we can send the command to stdin via
# p.communicate(in_data)
# If we can, then we can change this plugin to has_pipelining=True and
# remove the error if in_data is given.
if in_data:
raise AnsibleError("Internal Error: this module does not support optimized module pipelining")
stdout, stderr = p.communicate() p = self._buffered_exec_command(cmd)
stdout, stderr = p.communicate(in_data)
return (p.returncode, stdout, stderr) return (p.returncode, stdout, stderr)
def put_file(self, in_path, out_path): def put_file(self, in_path, out_path):
''' transfer a file from local to jail ''' ''' transfer a file from local to jail '''
super(Connection, self).put_file(in_path, out_path)
vvv("PUT %s TO %s" % (in_path, out_path), host=self.jail) self._display.vvv("PUT %s TO %s" % (in_path, out_path), host=self.jail)
try: try:
with open(in_path, 'rb') as in_file: with open(in_path, 'rb') as in_file:
try: try:
p = self._buffered_exec_command('dd of=%s bs=%s' % (out_path, BUFSIZE), None, stdin=in_file) p = self._buffered_exec_command('dd of=%s bs=%s' % (out_path, BUFSIZE), stdin=in_file)
except OSError: except OSError:
raise errors.AnsibleError("jail connection requires dd command in the jail") raise AnsibleError("jail connection requires dd command in the jail")
try: try:
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
except: except:
traceback.print_exc() traceback.print_exc()
raise errors.AnsibleError("failed to transfer file %s to %s" % (in_path, out_path)) raise AnsibleError("failed to transfer file %s to %s" % (in_path, out_path))
if p.returncode != 0: if p.returncode != 0:
raise errors.AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr)) raise AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr))
except IOError: except IOError:
raise errors.AnsibleError("file or module does not exist at: %s" % in_path) raise AnsibleError("file or module does not exist at: %s" % in_path)
def fetch_file(self, in_path, out_path): def fetch_file(self, in_path, out_path):
''' fetch a file from jail to local ''' ''' fetch a file from jail to local '''
super(Connection, self).fetch_file(in_path, out_path)
vvv("FETCH %s TO %s" % (in_path, out_path), host=self.jail) self._display.vvv("FETCH %s TO %s" % (in_path, out_path), host=self.jail)
try: try:
p = self._buffered_exec_command('dd if=%s bs=%s' % (in_path, BUFSIZE), None) p = self._buffered_exec_command('dd if=%s bs=%s' % (in_path, BUFSIZE))
except OSError: except OSError:
raise errors.AnsibleError("jail connection requires dd command in the jail") raise AnsibleError("jail connection requires dd command in the jail")
with open(out_path, 'wb+') as out_file: with open(out_path, 'wb+') as out_file:
try: try:
@ -174,11 +169,12 @@ class Connection(object):
chunk = p.stdout.read(BUFSIZE) chunk = p.stdout.read(BUFSIZE)
except: except:
traceback.print_exc() traceback.print_exc()
raise errors.AnsibleError("failed to transfer file %s to %s" % (in_path, out_path)) raise AnsibleError("failed to transfer file %s to %s" % (in_path, out_path))
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
if p.returncode != 0: if p.returncode != 0:
raise errors.AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr)) raise AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr))
def close(self): def close(self):
''' terminate the connection; nothing to do here ''' ''' terminate the connection; nothing to do here '''
pass super(Connection, self).close()
self._connected = False

172
lib/ansible/plugins/connection/zone.py
View file

@ -22,34 +22,58 @@ from __future__ import (absolute_import, division, print_function)
__metaclass__ = type __metaclass__ = type
import distutils.spawn import distutils.spawn
import traceback
import os import os
import shlex
import subprocess import subprocess
from ansible import errors import traceback
from ansible.utils.unicode import to_bytes
from ansible.callbacks import vvv from ansible import constants as C
import ansible.constants as C from ansible.errors import AnsibleError
from ansible.plugins.connection import ConnectionBase
BUFSIZE = 65536 BUFSIZE = 65536
class Connection(object):
class Connection(ConnectionBase):
''' Local zone based connections ''' ''' Local zone based connections '''
def _search_executable(self, executable): transport = 'zone'
# Pipelining may work. Someone needs to test by setting this to True and
# having pipelining=True in their ansible.cfg
has_pipelining = False
# Some become_methods may work in v2 (sudo works for other chroot-based
# plugins while su seems to be failing). If some work, check chroot.py to
# see how to disable just some methods.
become_methods = frozenset()
def __init__(self, play_context, new_stdin, *args, **kwargs):
super(Connection, self).__init__(play_context, new_stdin, *args, **kwargs)
self.zone = self._play_context.remote_addr
if os.geteuid() != 0:
raise 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 AnsibleError("incorrect zone name %s" % self.zone)
@staticmethod
def _search_executable(executable):
cmd = distutils.spawn.find_executable(executable) cmd = distutils.spawn.find_executable(executable)
if not cmd: if not cmd:
raise errors.AnsibleError("%s command not found in PATH") % executable raise AnsibleError("%s command not found in PATH") % executable
return cmd return cmd
def list_zones(self): def list_zones(self):
pipe = subprocess.Popen([self.zoneadm_cmd, 'list', '-ip'], process = subprocess.Popen([self.zoneadm_cmd, 'list', '-ip'],
cwd=self.runner.basedir,
stdin=subprocess.PIPE, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE) stdout=subprocess.PIPE, stderr=subprocess.PIPE)
zones = [] zones = []
for l in pipe.stdout.readlines(): for l in process.stdout.readlines():
# 1:work:running:/zones/work:3126dc59-9a07-4829-cde9-a816e4c5040e:native:shared # 1:work:running:/zones/work:3126dc59-9a07-4829-cde9-a816e4c5040e:native:shared
s = l.split(':') s = l.split(':')
if s[1] != 'global': if s[1] != 'global':
@ -60,57 +84,22 @@ class Connection(object):
def get_zone_path(self): def get_zone_path(self):
#solaris10vm# zoneadm -z cswbuild list -p #solaris10vm# zoneadm -z cswbuild list -p
#-:cswbuild:installed:/zones/cswbuild:479f3c4b-d0c6-e97b-cd04-fd58f2c0238e:native:shared #-:cswbuild:installed:/zones/cswbuild:479f3c4b-d0c6-e97b-cd04-fd58f2c0238e:native:shared
pipe = subprocess.Popen([self.zoneadm_cmd, '-z', self.zone, 'list', '-p'], process = subprocess.Popen([self.zoneadm_cmd, '-z', self.zone, 'list', '-p'],
cwd=self.runner.basedir,
stdin=subprocess.PIPE, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.PIPE) stdout=subprocess.PIPE, stderr=subprocess.PIPE)
#stdout, stderr = p.communicate() #stdout, stderr = p.communicate()
path = pipe.stdout.readlines()[0].split(':')[3] path = process.stdout.readlines()[0].split(':')[3]
return path + '/root' return path + '/root'
def __init__(self, runner, host, port, *args, **kwargs):
self.zone = host
self.runner = runner
self.host = host
self.has_pipelining = False
self.become_methods_supported=C.BECOME_METHODS
if os.geteuid() != 0: def _connect(self):
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 zone; nothing to do here ''' ''' connect to the zone; nothing to do here '''
super(Connection, self)._connect()
if not self._connected:
self._display.vvv("THIS IS A LOCAL ZONE DIR", host=self.zone)
self._connected = True
vvv("THIS IS A LOCAL ZONE DIR", host=self.zone) def _buffered_exec_command(self, cmd, stdin=subprocess.PIPE):
return self
# a modifier
def _generate_cmd(self, executable, cmd):
if executable:
### TODO: Why was "-c" removed from here? (vs jail.py)
local_cmd = [self.zlogin_cmd, self.zone, executable, cmd]
else:
# Prev to python2.7.3, shlex couldn't handle unicode type strings
cmd = to_bytes(cmd)
cmd = shlex.split(cmd)
local_cmd = [self.zlogin_cmd, self.zone]
local_cmd += cmd
return local_cmd
def _buffered_exec_command(self, cmd, become_user=None, sudoable=False, executable=None, in_data=None, stdin=subprocess.PIPE):
''' run a command on the zone. This is only needed for implementing ''' run a command on the zone. This is only needed for implementing
put_file() get_file() so that we don't have to read the whole file put_file() get_file() so that we don't have to read the whole file
into memory. into memory.
@ -118,68 +107,68 @@ class Connection(object):
compared to exec_command() it looses some niceties like being able to compared to exec_command() it looses some niceties like being able to
return the process's exit code immediately. return the process's exit code immediately.
''' '''
# FIXME: previous code took pains not to invoke /bin/sh and left out
# -c. Not sure why as cmd could contain shell metachars (like
# cmd = "mkdir -p $HOME/pathname && echo $HOME/pathname") which
# probably wouldn't work without a shell. Get someone to test that
# this connection plugin works and then we can remove this note
executable = C.DEFAULT_EXECUTABLE.split()[0] if C.DEFAULT_EXECUTABLE else '/bin/sh'
local_cmd = [self.zlogin_cmd, self.zone, executable, '-c', cmd]
if sudoable and self.runner.become and self.runner.become_method not in self.become_methods_supported: self._display.vvv("EXEC %s" % (local_cmd), host=self.zone)
raise errors.AnsibleError("Internal Error: this module does not support running commands via %s" % self.runner.become_method) # FIXME: cwd= should be set to the basedir of the playbook, which
# should come from loader but is not in the connection plugins
if in_data: p = subprocess.Popen(local_cmd, shell=False, stdin=stdin,
raise errors.AnsibleError("Internal Error: this module does not support optimized module pipelining") stdout=subprocess.PIPE, stderr=subprocess.PIPE)
# We enter zone as root so we ignore privilege escalation (probably need to fix in case we have to become a specific used [ex: postgres admin])?
local_cmd = self._generate_cmd(executable, cmd)
vvv("EXEC %s" % (local_cmd), host=self.zone)
p = subprocess.Popen(local_cmd, shell=False,
cwd=self.runner.basedir,
stdin=stdin,
stdout=subprocess.PIPE, stderr=subprocess.PIPE)
return p return p
def exec_command(self, cmd, become_user=None, sudoable=False, executable=None, in_data=None): def exec_command(self, cmd, in_data=None, sudoable=False):
''' run a command on the zone ''' ''' run a command on the zone '''
super(Connection, self).exec_command(cmd, in_data=in_data, sudoable=sudoable)
### TODO: Why all the precautions not to specify /bin/sh? (vs jail.py) # TODO: Check whether we can send the command to stdin via
if executable == '/bin/sh': # p.communicate(in_data)
executable = None # If we can, then we can change this plugin to has_pipelining=True and
# remove the error if in_data is given.
if in_data:
raise AnsibleError("Internal Error: this module does not support optimized module pipelining")
p = self._buffered_exec_command(cmd, become_user, sudoable, executable, in_data) p = self._buffered_exec_command(cmd)
stdout, stderr = p.communicate() stdout, stderr = p.communicate(in_data)
return (p.returncode, stdout, stderr) return (p.returncode, stdout, stderr)
def put_file(self, in_path, out_path): def put_file(self, in_path, out_path):
''' transfer a file from local to zone ''' ''' transfer a file from local to zone '''
super(Connection, self).put_file(in_path, out_path)
vvv("PUT %s TO %s" % (in_path, out_path), host=self.zone) self._display.vvv("PUT %s TO %s" % (in_path, out_path), host=self.zone)
try: try:
with open(in_path, 'rb') as in_file: with open(in_path, 'rb') as in_file:
try: try:
p = self._buffered_exec_command('dd of=%s bs=%s' % (out_path, BUFSIZE), None, stdin=in_file) p = self._buffered_exec_command('dd of=%s bs=%s' % (out_path, BUFSIZE), stdin=in_file)
except OSError: except OSError:
raise errors.AnsibleError("jail connection requires dd command in the jail") raise AnsibleError("jail connection requires dd command in the jail")
try: try:
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
except: except:
traceback.print_exc() traceback.print_exc()
raise errors.AnsibleError("failed to transfer file %s to %s" % (in_path, out_path)) raise AnsibleError("failed to transfer file %s to %s" % (in_path, out_path))
if p.returncode != 0: if p.returncode != 0:
raise errors.AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr)) raise AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr))
except IOError: except IOError:
raise errors.AnsibleError("file or module does not exist at: %s" % in_path) raise AnsibleError("file or module does not exist at: %s" % in_path)
def fetch_file(self, in_path, out_path): def fetch_file(self, in_path, out_path):
''' fetch a file from zone to local ''' ''' fetch a file from zone to local '''
super(Connection, self).fetch_file(in_path, out_path)
vvv("FETCH %s TO %s" % (in_path, out_path), host=self.zone) self._display.vvv("FETCH %s TO %s" % (in_path, out_path), host=self.zone)
try: try:
p = self._buffered_exec_command('dd if=%s bs=%s' % (in_path, BUFSIZE), None) p = self._buffered_exec_command('dd if=%s bs=%s' % (in_path, BUFSIZE))
except OSError: except OSError:
raise errors.AnsibleError("zone connection requires dd command in the zone") raise AnsibleError("zone connection requires dd command in the zone")
with open(out_path, 'wb+') as out_file: with open(out_path, 'wb+') as out_file:
try: try:
@ -189,11 +178,12 @@ class Connection(object):
chunk = p.stdout.read(BUFSIZE) chunk = p.stdout.read(BUFSIZE)
except: except:
traceback.print_exc() traceback.print_exc()
raise errors.AnsibleError("failed to transfer file %s to %s" % (in_path, out_path)) raise AnsibleError("failed to transfer file %s to %s" % (in_path, out_path))
stdout, stderr = p.communicate() stdout, stderr = p.communicate()
if p.returncode != 0: if p.returncode != 0:
raise errors.AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr)) raise AnsibleError("failed to transfer file %s to %s:\n%s\n%s" % (in_path, out_path, stdout, stderr))
def close(self): def close(self):
''' terminate the connection; nothing to do here ''' ''' terminate the connection; nothing to do here '''
pass super(Connection, self).close()
self._connected = False