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ansible
Commit 4088243d by Paul Durivage
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Proposing fix for Issue #4324; adding support for su in connection plugins ssh, ssh_alt 

Fixes for ssh_alt support, adding in references to in_data where appropriate
parent 297a28aa
Showing with 247 additions and 79 deletions
bin/ansible
......@@ -96,31 +96,46 @@ class Cli(object):
sshpass = None
sudopass = None
su_pass = None
options.ask_pass = options.ask_pass or C.DEFAULT_ASK_PASS
# Never ask for an SSH password when we run with local connection
if options.connection == "local":
options.ask_pass = False
options.ask_sudo_pass = options.ask_sudo_pass or C.DEFAULT_ASK_SUDO_PASS
(sshpass, sudopass) = utils.ask_passwords(ask_pass=options.ask_pass, ask_sudo_pass=options.ask_sudo_pass)
if options.sudo_user or options.ask_sudo_pass:
options.ask_su_pass = options.ask_su_pass or C.DEFAULT_ASK_SU_PASS
(sshpass, sudopass, su_pass) = utils.ask_passwords(ask_pass=options.ask_pass, ask_sudo_pass=options.ask_sudo_pass, ask_su_pass=options.ask_su_pass)
if options.su_user or options.ask_su_pass:
options.su = True
elif options.sudo_user or options.ask_sudo_pass:
options.sudo = True
options.sudo_user = options.sudo_user or C.DEFAULT_SUDO_USER
options.su_user = options.su_user or C.DEFAULT_SU_USER
if options.tree:
utils.prepare_writeable_dir(options.tree)
runner = Runner(
module_name=options.module_name, module_path=options.module_path,
module_name=options.module_name,
module_path=options.module_path,
module_args=options.module_args,
remote_user=options.remote_user, remote_pass=sshpass,
inventory=inventory_manager, timeout=options.timeout,
remote_user=options.remote_user,
remote_pass=sshpass,
inventory=inventory_manager,
timeout=options.timeout,
private_key_file=options.private_key_file,
forks=options.forks,
pattern=pattern,
callbacks=self.callbacks, sudo=options.sudo,
sudo_pass=sudopass,sudo_user=options.sudo_user,
transport=options.connection, subset=options.subset,
callbacks=self.callbacks,
sudo=options.sudo,
sudo_pass=sudopass,
sudo_user=options.sudo_user,
transport=options.connection,
subset=options.subset,
check=options.check,
diff=options.check
diff=options.check,
su=options.su,
su_pass=su_pass,
su_user=options.su_user
)
if options.seconds:
......
bin/ansible-playbook
......@@ -90,14 +90,18 @@ def main(args):
sshpass = None
sudopass = None
su_pass = None
if not options.listhosts and not options.syntax and not options.listtasks:
options.ask_pass = options.ask_pass or C.DEFAULT_ASK_PASS
# Never ask for an SSH password when we run with local connection
if options.connection == "local":
options.ask_pass = False
options.ask_sudo_pass = options.ask_sudo_pass or C.DEFAULT_ASK_SUDO_PASS
(sshpass, sudopass) = utils.ask_passwords(ask_pass=options.ask_pass, ask_sudo_pass=options.ask_sudo_pass)
options.ask_su_pass = options.ask_su_pass or C.DEFAULT_ASK_SU_PASS
(sshpass, sudopass, su_pass) = utils.ask_passwords(ask_pass=options.ask_pass, ask_sudo_pass=options.ask_sudo_pass, ask_su_pass=options.ask_su_pass)
options.sudo_user = options.sudo_user or C.DEFAULT_SUDO_USER
options.su_user = options.su_user or C.DEFAULT_SU_USER
extra_vars = {}
for extra_vars_opt in options.extra_vars:
......@@ -156,7 +160,10 @@ def main(args):
only_tags=only_tags,
skip_tags=skip_tags,
check=options.check,
diff=options.diff
diff=options.diff,
su=options.su,
su_pass=su_pass,
su_user=options.su_user
)
if options.listhosts or options.listtasks or options.syntax:
......
lib/ansible/constants.py
......@@ -127,6 +127,11 @@ DEFAULT_HASH_BEHAVIOUR = get_config(p, DEFAULTS, 'hash_behaviour', 'ANSIBLE_H
DEFAULT_LEGACY_PLAYBOOK_VARIABLES = get_config(p, DEFAULTS, 'legacy_playbook_variables', 'ANSIBLE_LEGACY_PLAYBOOK_VARIABLES', True, boolean=True)
DEFAULT_JINJA2_EXTENSIONS = get_config(p, DEFAULTS, 'jinja2_extensions', 'ANSIBLE_JINJA2_EXTENSIONS', None)
DEFAULT_EXECUTABLE = get_config(p, DEFAULTS, 'executable', 'ANSIBLE_EXECUTABLE', '/bin/sh')
DEFAULT_SU_EXE = get_config(p, DEFAULTS, 'su_exe', 'ANSIBLE_SU_EXE', 'su')
DEFAULT_SU = get_config(p, DEFAULTS, 'su', 'ANSIBLE_SU', False, boolean=True)
DEFAULT_SU_FLAGS = get_config(p, DEFAULTS, 'su_flags', 'ANSIBLE_SU_FLAGS', '')
DEFAULT_SU_USER = get_config(p, DEFAULTS, 'su_user', 'ANSIBLE_SU_USER', 'root')
DEFAULT_ASK_SU_PASS = get_config(p, DEFAULTS, 'ask_su_pass', 'ANSIBLE_ASK_SU_PASS', False, boolean=True)
DEFAULT_ACTION_PLUGIN_PATH = get_config(p, DEFAULTS, 'action_plugins', 'ANSIBLE_ACTION_PLUGINS', '/usr/share/ansible_plugins/action_plugins')
DEFAULT_CALLBACK_PLUGIN_PATH = get_config(p, DEFAULTS, 'callback_plugins', 'ANSIBLE_CALLBACK_PLUGINS', '/usr/share/ansible_plugins/callback_plugins')
......@@ -161,4 +166,5 @@ DEFAULT_PASSWORD_CHARS = ascii_letters + digits + ".,:-_"
DEFAULT_SUDO_PASS = None
DEFAULT_REMOTE_PASS = None
DEFAULT_SUBSET = None
DEFAULT_SU_PASS = None
lib/ansible/playbook/__init__.py
......@@ -68,7 +68,11 @@ class PlayBook(object):
inventory = None,
check = False,
diff = False,
any_errors_fatal = False):
any_errors_fatal = False,
su = False,
su_user = False,
su_pass = False,
):
"""
playbook: path to a playbook file
......@@ -122,6 +126,9 @@ class PlayBook(object):
self.only_tags = only_tags
self.skip_tags = skip_tags
self.any_errors_fatal = any_errors_fatal
self.su = su
self.su_user = su_user
self.su_pass = su_pass
self.callbacks.playbook = self
self.runner_callbacks.playbook = self
......@@ -303,20 +310,39 @@ class PlayBook(object):
self.inventory.restrict_to(hosts)
runner = ansible.runner.Runner(
pattern=task.play.hosts, inventory=self.inventory, module_name=task.module_name,
module_args=task.module_args, forks=self.forks,
remote_pass=self.remote_pass, module_path=self.module_path,
timeout=self.timeout, remote_user=task.remote_user,
remote_port=task.play.remote_port, module_vars=task.module_vars,
default_vars=task.default_vars, private_key_file=self.private_key_file,
setup_cache=self.SETUP_CACHE, basedir=task.play.basedir,
conditional=task.when, callbacks=self.runner_callbacks,
sudo=task.sudo, sudo_user=task.sudo_user,
transport=task.transport, sudo_pass=task.sudo_pass, is_playbook=True,
check=self.check, diff=self.diff, environment=task.environment, complex_args=task.args,
accelerate=task.play.accelerate, accelerate_port=task.play.accelerate_port,
pattern=task.play.hosts,
inventory=self.inventory,
module_name=task.module_name,
module_args=task.module_args,
forks=self.forks,
remote_pass=self.remote_pass,
module_path=self.module_path,
timeout=self.timeout,
remote_user=task.remote_user,
remote_port=task.play.remote_port,
module_vars=task.module_vars,
default_vars=task.default_vars,
private_key_file=self.private_key_file,
setup_cache=self.SETUP_CACHE,
basedir=task.play.basedir,
conditional=task.only_if,
callbacks=self.runner_callbacks,
sudo=task.sudo,
sudo_user=task.sudo_user,
transport=task.transport,
sudo_pass=task.sudo_pass,
is_playbook=True,
check=self.check,
diff=self.diff,
environment=task.environment,
complex_args=task.args,
accelerate=task.play.accelerate,
accelerate_port=task.play.accelerate_port,
accelerate_ipv6=task.play.accelerate_ipv6,
error_on_undefined_vars=C.DEFAULT_UNDEFINED_VAR_BEHAVIOR
error_on_undefined_vars=C.DEFAULT_UNDEFINED_VAR_BEHAVIOR,
su=task.su,
su_user=task.su_user,
su_pass=task.su_pass
)
if task.async_seconds == 0:
......@@ -446,13 +472,30 @@ class PlayBook(object):
# push any variables down to the system
setup_results = ansible.runner.Runner(
pattern=play.hosts, module_name='setup', module_args={}, inventory=self.inventory,
forks=self.forks, module_path=self.module_path, timeout=self.timeout, remote_user=play.remote_user,
remote_pass=self.remote_pass, remote_port=play.remote_port, private_key_file=self.private_key_file,
setup_cache=self.SETUP_CACHE, callbacks=self.runner_callbacks, sudo=play.sudo, sudo_user=play.sudo_user,
transport=play.transport, sudo_pass=self.sudo_pass, is_playbook=True, module_vars=play.vars,
default_vars=play.default_vars, check=self.check, diff=self.diff,
accelerate=play.accelerate, accelerate_port=play.accelerate_port,
pattern=play.hosts,
module_name='setup',
module_args={},
inventory=self.inventory,
forks=self.forks,
module_path=self.module_path,
timeout=self.timeout,
remote_user=play.remote_user,
remote_pass=self.remote_pass,
remote_port=play.remote_port,
private_key_file=self.private_key_file,
setup_cache=self.SETUP_CACHE,
callbacks=self.runner_callbacks,
sudo=play.sudo,
sudo_user=play.sudo_user,
transport=play.transport,
sudo_pass=self.sudo_pass,
is_playbook=True,
module_vars=play.vars,
default_vars=play.default_vars,
check=self.check,
diff=self.diff,
accelerate=play.accelerate,
accelerate_port=play.accelerate_port,
).run()
self.stats.compute(setup_results, setup=True)
......
lib/ansible/playbook/play.py
......@@ -34,7 +34,7 @@ class Play(object):
'handlers', 'remote_user', 'remote_port', 'included_roles', 'accelerate',
'accelerate_port', 'accelerate_ipv6', 'sudo', 'sudo_user', 'transport', 'playbook',
'tags', 'gather_facts', 'serial', '_ds', '_handlers', '_tasks',
'basedir', 'any_errors_fatal', 'roles', 'max_fail_pct'
'basedir', 'any_errors_fatal', 'roles', 'max_fail_pct', 'su', 'su_user'
]
# to catch typos and so forth -- these are userland names
......@@ -121,6 +121,8 @@ class Play(object):
self.accelerate_port = ds.get('accelerate_port', None)
self.accelerate_ipv6 = ds.get('accelerate_ipv6', False)
self.max_fail_pct = int(ds.get('max_fail_percentage', 100))
self.su = ds.get('su', self.playbook.su)
self.su_user = ds.get('su_user', self.playbook.su_user)
load_vars = {}
load_vars['playbook_dir'] = self.basedir
......@@ -432,7 +434,8 @@ class Play(object):
# *************************************************
def _load_tasks(self, tasks, vars=None, default_vars=None, sudo_vars=None, additional_conditions=None, original_file=None, role_name=None):
def _load_tasks(self, tasks, vars=None, default_vars=None, sudo_vars=None,
additional_conditions=None, original_file=None, role_name=None):
''' handle task and handler include statements '''
results = []
......@@ -469,7 +472,7 @@ class Play(object):
if 'meta' in x:
if x['meta'] == 'flush_handlers':
results.append(Task(self,x))
results.append(Task(self, x))
continue
task_vars = self.vars.copy()
......@@ -537,7 +540,13 @@ class Play(object):
loaded = self._load_tasks(data, mv, default_vars, included_sudo_vars, list(included_additional_conditions), original_file=include_filename, role_name=new_role)
results += loaded
elif type(x) == dict:
task = Task(self,x,module_vars=task_vars,default_vars=default_vars,additional_conditions=list(additional_conditions),role_name=role_name)
task = Task(
self, x,
module_vars=task_vars,
default_vars=default_vars,
additional_conditions=list(additional_conditions),
role_name=role_name
)
results.append(task)
else:
raise Exception("unexpected task type")
......
lib/ansible/playbook/task.py
......@@ -30,7 +30,8 @@ class Task(object):
'delegate_to', 'first_available_file', 'ignore_errors',
'local_action', 'transport', 'sudo', 'remote_user', 'sudo_user', 'sudo_pass',
'items_lookup_plugin', 'items_lookup_terms', 'environment', 'args',
'any_errors_fatal', 'changed_when', 'failed_when', 'always_run', 'delay', 'retries', 'until'
'any_errors_fatal', 'changed_when', 'failed_when', 'always_run', 'delay', 'retries', 'until',
'su', 'su_user', 'su_pass'
]
# to prevent typos and such
......@@ -117,6 +118,7 @@ class Task(object):
self.tags = [ 'all' ]
self.register = ds.get('register', None)
self.sudo = utils.boolean(ds.get('sudo', play.sudo))
self.su = utils.boolean(ds.get('sudo', play.su))
self.environment = ds.get('environment', {})
self.role_name = role_name
......@@ -142,13 +144,18 @@ class Task(object):
else:
self.remote_user = ds.get('remote_user', play.playbook.remote_user)
self.sudo_user = None
self.sudo_pass = None
self.su_user = None
self.su_pass = None
if self.sudo:
self.sudo_user = ds.get('sudo_user', play.sudo_user)
self.sudo_pass = ds.get('sudo_pass', play.playbook.sudo_pass)
else:
self.sudo_user = None
self.sudo_pass = None
elif self.su:
self.su_user = ds.get('su_user', play.su_user)
self.su_pass = ds.get('su_pass', play.playbook.su_pass)
# Both are defined
if ('action' in ds) and ('local_action' in ds):
raise errors.AnsibleError("the 'action' and 'local_action' attributes can not be used together")
......
lib/ansible/runner/__init__.py
......@@ -141,6 +141,9 @@ class Runner(object):
accelerate=False, # use accelerated connection
accelerate_ipv6=False, # accelerated connection w/ IPv6
accelerate_port=None, # port to use with accelerated connection
su=False, # Are we running our command via su?
su_user=None, # User to su to when running command, ex: 'root'
su_pass=C.DEFAULT_SU_PASS
):
# used to lock multiprocess inputs and outputs at various levels
......@@ -188,6 +191,9 @@ class Runner(object):
self.accelerate_ipv6 = accelerate_ipv6
self.callbacks.runner = self
self.original_transport = self.transport
self.su = su
self.su_user = su_user
self.su_pass = su_pass
if self.transport == 'smart':
# if the transport is 'smart' see if SSH can support ControlPersist if not use paramiko
......@@ -311,12 +317,13 @@ class Runner(object):
or async_jid is not None
or not conn.has_pipelining
or not C.ANSIBLE_SSH_PIPELINING
or C.DEFAULT_KEEP_REMOTE_FILES):
or C.DEFAULT_KEEP_REMOTE_FILES
or self.su):
self._transfer_str(conn, tmp, module_name, module_data)
environment_string = self._compute_environment_string(inject)
if tmp.find("tmp") != -1 and self.sudo and self.sudo_user != 'root':
if (self.sudo or self.su) and (self.sudo_user != 'root' or self.su_user != 'root'):
# deal with possible umask issues once sudo'ed to other user
cmd_chmod = "chmod a+r %s" % remote_module_path
self._low_level_exec_command(conn, cmd_chmod, tmp, sudoable=False)
......@@ -343,7 +350,7 @@ class Runner(object):
else:
argsfile = self._transfer_str(conn, tmp, 'arguments', args)
if self.sudo and self.sudo_user != 'root':
if (self.sudo or self.su) and (self.sudo_user != 'root' or self.su_user != 'root'):
# deal with possible umask issues once sudo'ed to other user
cmd_args_chmod = "chmod a+r %s" % argsfile
self._low_level_exec_command(conn, cmd_args_chmod, tmp, sudoable=False)
......@@ -354,7 +361,7 @@ class Runner(object):
cmd = " ".join([str(x) for x in [remote_module_path, async_jid, async_limit, async_module, argsfile]])
else:
if async_jid is None:
if conn.has_pipelining and C.ANSIBLE_SSH_PIPELINING and not C.DEFAULT_KEEP_REMOTE_FILES:
if conn.has_pipelining and C.ANSIBLE_SSH_PIPELINING and not C.DEFAULT_KEEP_REMOTE_FILES and not self.su:
in_data = module_data
else:
cmd = "%s" % (remote_module_path)
......@@ -369,7 +376,7 @@ class Runner(object):
cmd = cmd.strip()
if tmp.find("tmp") != -1 and not C.DEFAULT_KEEP_REMOTE_FILES and not persist_files:
if not self.sudo or self.sudo_user == 'root':
if not self.sudo or self.su or self.sudo_user == 'root' or self.su_user == 'root':
# not sudoing or sudoing to root, so can cleanup files in the same step
cmd = cmd + "; rm -rf %s >/dev/null 2>&1" % tmp
......@@ -379,10 +386,13 @@ class Runner(object):
# specified in the play, not the sudo_user
sudoable = False
res = self._low_level_exec_command(conn, cmd, tmp, sudoable=sudoable, in_data=in_data)
if self.su:
res = self._low_level_exec_command(conn, cmd, tmp, su=sudoable, in_data=in_data)
else:
res = self._low_level_exec_command(conn, cmd, tmp, sudoable=sudoable, in_data=in_data)
if tmp.find("tmp") != -1 and not C.DEFAULT_KEEP_REMOTE_FILES and not persist_files:
if self.sudo and self.sudo_user != 'root':
if (self.sudo or self.su) and (self.sudo_user != 'root' or self.su_user != 'root'):
# not sudoing to root, so maybe can't delete files as that other user
# have to clean up temp files as original user in a second step
cmd2 = "rm -rf %s >/dev/null 2>&1" % tmp
......@@ -798,7 +808,10 @@ class Runner(object):
if tmp.find("tmp") != -1:
# tmp has already been created
return False
if not conn.has_pipelining or not C.ANSIBLE_SSH_PIPELINING or C.DEFAULT_KEEP_REMOTE_FILES:
if not conn.has_pipelining or not C.ANSIBLE_SSH_PIPELINING or C.DEFAULT_KEEP_REMOTE_FILES or self.su:
# tmp is necessary to store module source code
return True
if not conn.has_pipelining:
# tmp is necessary to store the module source code
# or we want to keep the files on the target system
return True
......@@ -810,20 +823,36 @@ class Runner(object):
# *****************************************************
def _low_level_exec_command(self, conn, cmd, tmp, sudoable=False, executable=None, in_data=None):
def _low_level_exec_command(self, conn, cmd, tmp, sudoable=False,
executable=None, su=False, in_data=None):
''' execute a command string over SSH, return the output '''
if executable is None:
executable = C.DEFAULT_EXECUTABLE
sudo_user = self.sudo_user
su_user = self.su_user
# compare connection user to sudo_user and disable if the same
if hasattr(conn, 'user'):
if conn.user == sudo_user:
if conn.user == sudo_user or conn.user == su_user:
sudoable = False
rc, stdin, stdout, stderr = conn.exec_command(cmd, tmp, sudo_user, sudoable=sudoable, executable=executable, in_data=in_data)
su = False
if su:
rc, stdin, stdout, stderr = conn.exec_command(cmd,
tmp,
su_user=su_user,
su=su,
executable=executable,
in_data=in_data)
else:
rc, stdin, stdout, stderr = conn.exec_command(cmd,
tmp,
sudo_user,
sudoable=sudoable,
executable=executable,
in_data=in_data)
if type(stdout) not in [ str, unicode ]:
out = ''.join(stdout.readlines())
......@@ -881,11 +910,11 @@ class Runner(object):
basefile = 'ansible-tmp-%s-%s' % (time.time(), random.randint(0, 2**48))
basetmp = os.path.join(C.DEFAULT_REMOTE_TMP, basefile)
if self.sudo and self.sudo_user != 'root' and basetmp.startswith('$HOME'):
if (self.sudo or self.su) and (self.sudo_user != 'root' or self.su != 'root') and basetmp.startswith('$HOME'):
basetmp = os.path.join('/tmp', basefile)
cmd = 'mkdir -p %s' % basetmp
if self.remote_user != 'root' or (self.sudo and self.sudo_user != 'root'):
if self.remote_user != 'root' or ((self.sudo or self.su) and (self.sudo_user != 'root' or self.su != 'root')):
cmd += ' && chmod a+rx %s' % basetmp
cmd += ' && echo %s' % basetmp
......
lib/ansible/runner/connection_plugins/ssh.py
......@@ -145,7 +145,7 @@ class Connection(object):
return False
return True
def exec_command(self, cmd, tmp_path, sudo_user,sudoable=False, executable='/bin/sh', in_data=None):
def exec_command(self, cmd, tmp_path, sudo_user=None, sudoable=False, executable='/bin/sh', in_data=None, su_user=None, su=False):
''' run a command on the remote host '''
ssh_cmd = self._password_cmd()
......@@ -165,7 +165,10 @@ class Connection(object):
ssh_cmd += ['-6']
ssh_cmd += [self.host]
if not self.runner.sudo or not sudoable:
if su and su_user:
sudocmd, prompt, success_key = utils.make_su_cmd(su_user, executable, cmd)
ssh_cmd.append(sudocmd)
elif not self.runner.sudo or not sudoable:
if executable:
ssh_cmd.append(executable + ' -c ' + pipes.quote(cmd))
else:
......@@ -183,7 +186,7 @@ class Connection(object):
# the host to known hosts is not intermingled with multiprocess output.
fcntl.lockf(self.runner.process_lockfile, fcntl.LOCK_EX)
fcntl.lockf(self.runner.output_lockfile, fcntl.LOCK_EX)
# create process
if in_data:
# do not use pseudo-pty
......@@ -206,7 +209,8 @@ class Connection(object):
self._send_password()
if self.runner.sudo and sudoable and self.runner.sudo_pass:
if (self.runner.sudo and sudoable and self.runner.sudo_pass) or \
(self.runner.su and su and self.runner.su_pass):
# several cases are handled for sudo privileges with password
# * NOPASSWD (tty & no-tty): detect success_key on stdout
# * without NOPASSWD:
......@@ -237,16 +241,19 @@ class Connection(object):
if p.stdout in rfd:
chunk = p.stdout.read()
if not chunk:
raise errors.AnsibleError('ssh connection closed waiting for sudo password prompt')
raise errors.AnsibleError('ssh connection closed waiting for sudo or su password prompt')
sudo_output += chunk
if not rfd:
# timeout. wrap up process communication
stdout = p.communicate()
raise errors.AnsibleError('ssh connection error waiting for sudo password prompt')
raise errors.AnsibleError('ssh connection error waiting for sudo or su password prompt')
if success_key not in sudo_output:
stdin.write(self.runner.sudo_pass + '\n')
if sudoable:
stdin.write(self.runner.sudo_pass + '\n')
elif su:
stdin.write(self.runner.su_pass + '\n')
fcntl.fcntl(p.stdout, fcntl.F_SETFL, fcntl.fcntl(p.stdout, fcntl.F_GETFL) & ~os.O_NONBLOCK)
fcntl.fcntl(p.stderr, fcntl.F_SETFL, fcntl.fcntl(p.stderr, fcntl.F_GETFL) & ~os.O_NONBLOCK)
# We can't use p.communicate here because the ControlMaster may have stdout open as well
......@@ -262,12 +269,18 @@ class Connection(object):
while True:
rfd, wfd, efd = select.select(rpipes, [], rpipes, 1)
# fail early if the sudo password is wrong
# fail early if the sudo/su password is wrong
if self.runner.sudo and sudoable and self.runner.sudo_pass:
incorrect_password = gettext.dgettext(
"sudo", "Sorry, try again.")
if stdout.endswith("%s\r\n%s" % (incorrect_password, prompt)):
raise errors.AnsibleError('Incorrect sudo password')
raise errors.AnsibleError('Incorrect sudo password')
if self.runner.su and su and self.runner.sudo_pass:
incorrect_password = gettext.dgettext(
"su", "Sorry")
if stdout.endswith("%s\r\n%s" % (incorrect_password, prompt)):
raise errors.AnsibleError('Incorrect su password')
if p.stdout in rfd:
dat = os.read(p.stdout.fileno(), 9000)
......
lib/ansible/runner/connection_plugins/ssh_old.py
......@@ -145,7 +145,7 @@ class Connection(object):
return False
return True
def exec_command(self, cmd, tmp_path, sudo_user,sudoable=False, executable='/bin/sh', in_data=None):
def exec_command(self, cmd, tmp_path, sudo_user=None, sudoable=False, executable='/bin/sh', in_data=None, su=False, su_user=None):
''' run a command on the remote host '''
if in_data:
......@@ -163,7 +163,10 @@ class Connection(object):
ssh_cmd += ['-6']
ssh_cmd += [self.host]
if not self.runner.sudo or not sudoable:
if su and su_user:
sudocmd, prompt, success_key = utils.make_su_cmd(su_user, executable, cmd)
ssh_cmd.append(sudocmd)
elif not self.runner.sudo or not sudoable:
if executable:
ssh_cmd.append(executable + ' -c ' + pipes.quote(cmd))
else:
......@@ -183,7 +186,6 @@ class Connection(object):
fcntl.lockf(self.runner.output_lockfile, fcntl.LOCK_EX)
try:
# Make sure stdin is a proper (pseudo) pty to avoid: tcgetattr errors
master, slave = pty.openpty()
......@@ -198,7 +200,8 @@ class Connection(object):
self._send_password()
if self.runner.sudo and sudoable and self.runner.sudo_pass:
if (self.runner.sudo and sudoable and self.runner.sudo_pass) or \
(self.runner.su and su and self.runner.su_pass):
fcntl.fcntl(p.stdout, fcntl.F_SETFL,
fcntl.fcntl(p.stdout, fcntl.F_GETFL) | os.O_NONBLOCK)
sudo_output = ''
......@@ -208,13 +211,17 @@ class Connection(object):
if p.stdout in rfd:
chunk = p.stdout.read()
if not chunk:
raise errors.AnsibleError('ssh connection closed waiting for sudo password prompt')
raise errors.AnsibleError('ssh connection closed waiting for sudo or su password prompt')
sudo_output += chunk
else:
stdout = p.communicate()
raise errors.AnsibleError('ssh connection error waiting for sudo password prompt')
raise errors.AnsibleError('ssh connection error waiting for sudo or su password prompt')
if success_key not in sudo_output:
stdin.write(self.runner.sudo_pass + '\n')
if sudoable:
stdin.write(self.runner.sudo_pass + '\n')
elif su:
stdin.write(self.runner.su_pass + '\n')
fcntl.fcntl(p.stdout, fcntl.F_SETFL, fcntl.fcntl(p.stdout, fcntl.F_GETFL) & ~os.O_NONBLOCK)
# We can't use p.communicate here because the ControlMaster may have stdout open as well
......@@ -224,12 +231,18 @@ class Connection(object):
while True:
rfd, wfd, efd = select.select(rpipes, [], rpipes, 1)
# fail early if the sudo password is wrong
# fail early if the sudo/su password is wrong
if self.runner.sudo and sudoable and self.runner.sudo_pass:
incorrect_password = gettext.dgettext(
"sudo", "Sorry, try again.")
if stdout.endswith("%s\r\n%s" % (incorrect_password, prompt)):
raise errors.AnsibleError('Incorrect sudo password')
raise errors.AnsibleError('Incorrect sudo password')
if self.runner.su and su and self.runner.su_pass:
incorrect_password = gettext.dgettext(
"su", "su: Authentication failure")
if stdout.endswith("%s\r\n%s" % (incorrect_password, prompt)):
raise errors.AnsibleError('Incorrect su password')
if p.stdout in rfd:
dat = os.read(p.stdout.fileno(), 9000)
......
lib/ansible/utils/__init__.py
......@@ -645,6 +645,8 @@ def base_parser(constants=C, usage="", output_opts=False, runas_opts=False,
help='use this file to authenticate the connection')
parser.add_option('-K', '--ask-sudo-pass', default=False, dest='ask_sudo_pass', action='store_true',
help='ask for sudo password')
parser.add_option('--ask-su-pass', default=False, dest='ask_su_pass',
action='store_true', help='ask for su password')
parser.add_option('--list-hosts', dest='listhosts', action='store_true',
help='outputs a list of matching hosts; does not execute anything else')
parser.add_option('-M', '--module-path', dest='module_path',
......@@ -668,11 +670,15 @@ def base_parser(constants=C, usage="", output_opts=False, runas_opts=False,
if runas_opts:
parser.add_option("-s", "--sudo", default=constants.DEFAULT_SUDO, action="store_true",
dest='sudo', help="run operations with sudo (nopasswd)")
parser.add_option('-U', '--sudo-user', dest='sudo_user', help='desired sudo user (default=root)',
default=None) # Can't default to root because we need to detect when this option was given
parser.add_option('-U', '--sudo-user', dest='sudo_user', default=None,
help='desired sudo user (default=root)') # Can't default to root because we need to detect when this option was given
parser.add_option('-u', '--user', default=constants.DEFAULT_REMOTE_USER,
dest='remote_user',
help='connect as this user (default=%s)' % constants.DEFAULT_REMOTE_USER)
dest='remote_user', help='connect as this user (default=%s)' % constants.DEFAULT_REMOTE_USER)
parser.add_option('-S', '--su', default=constants.DEFAULT_SU,
action='store_true', help='run operations with su')
parser.add_option('-R', '--su-user', help='run operations with su as this '
'user (default=%s)' % constants.DEFAULT_SU_USER)
if connect_opts:
parser.add_option('-c', '--connection', dest='connection',
......@@ -699,10 +705,12 @@ def base_parser(constants=C, usage="", output_opts=False, runas_opts=False,
return parser
def ask_passwords(ask_pass=False, ask_sudo_pass=False):
def ask_passwords(ask_pass=False, ask_sudo_pass=False, ask_su_pass=False):
sshpass = None
sudopass = None
su_pass = None
sudo_prompt = "sudo password: "
su_prompt = "su password: "
if ask_pass:
sshpass = getpass.getpass(prompt="SSH password: ")
......@@ -713,7 +721,10 @@ def ask_passwords(ask_pass=False, ask_sudo_pass=False):
if ask_pass and sudopass == '':
sudopass = sshpass
return (sshpass, sudopass)
if ask_su_pass:
su_pass = getpass.getpass(prompt=su_prompt)
return (sshpass, sudopass, su_pass)
def do_encrypt(result, encrypt, salt_size=None, salt=None):
if PASSLIB_AVAILABLE:
......@@ -786,6 +797,21 @@ def make_sudo_cmd(sudo_user, executable, cmd):
prompt, sudo_user, executable or '$SHELL', pipes.quote('echo %s; %s' % (success_key, cmd)))
return ('/bin/sh -c ' + pipes.quote(sudocmd), prompt, success_key)
def make_su_cmd(su_user, executable, cmd):
"""
Helper function for connection plugins to create direct su commands
"""
# TODO: work on this function
randbits = ''.join(chr(random.randint(ord('a'), ord('z'))) for x in xrange(32))
prompt = 'assword: '
success_key = 'SUDO-SUCCESS-%s' % randbits
sudocmd = '%s %s %s %s -c %s' % (
C.DEFAULT_SU_EXE, C.DEFAULT_SU_FLAGS, su_user, executable or '$SHELL',
pipes.quote('echo %s; %s' % (success_key, cmd))
)
return ('/bin/sh -c ' + pipes.quote(sudocmd), prompt, success_key)
_TO_UNICODE_TYPES = (unicode, type(None))
def to_unicode(value):
......
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