re-enable non-pipelined mode for Powershell (#25012)
* fixes #23986 * fixes 3rd-party Windows connection plugins that don't support pipelining (eg awsrun)
This commit is contained in:
Matt Davis
GitHub
parent
b41c42cf0d
commit
36ad934156
7 changed files with 128 additions and 121 deletions
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@ -37,7 +37,7 @@ from ansible import constants as C
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from ansible.errors import AnsibleError
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from ansible.module_utils._text import to_bytes, to_text
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from ansible.plugins import module_utils_loader
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from ansible.plugins.shell.powershell import async_watchdog, async_wrapper, become_wrapper, leaf_exec
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from ansible.plugins.shell.powershell import async_watchdog, async_wrapper, become_wrapper, leaf_exec, exec_wrapper
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# Must import strategy and use write_locks from there
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# If we import write_locks directly then we end up binding a
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# variable to the object and then it never gets updated.
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@ -598,7 +598,8 @@ def _is_binary(b_module_data):
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return bool(start.translate(None, textchars))
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def _find_module_utils(module_name, b_module_data, module_path, module_args, task_vars, module_compression):
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def _find_module_utils(module_name, b_module_data, module_path, module_args, task_vars, module_compression, async_timeout, become,
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become_method, become_user, become_password, environment):
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"""
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Given the source of the module, convert it to a Jinja2 template to insert
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module code and return whether it's a new or old style module.
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@ -758,8 +759,55 @@ def _find_module_utils(module_name, b_module_data, module_path, module_args, tas
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# Windows text editors
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shebang = u'#!powershell'
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# powershell wrapper build is currently handled in build_windows_module_payload, called in action
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# _configure_module after this function returns.
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exec_manifest = dict(
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module_entry=to_text(base64.b64encode(b_module_data)),
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powershell_modules=dict(),
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module_args=module_args,
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actions=['exec'],
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environment=environment
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)
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exec_manifest['exec'] = to_text(base64.b64encode(to_bytes(leaf_exec)))
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if async_timeout > 0:
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exec_manifest["actions"].insert(0, 'async_watchdog')
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exec_manifest["async_watchdog"] = to_text(base64.b64encode(to_bytes(async_watchdog)))
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exec_manifest["actions"].insert(0, 'async_wrapper')
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exec_manifest["async_wrapper"] = to_text(base64.b64encode(to_bytes(async_wrapper)))
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exec_manifest["async_jid"] = str(random.randint(0, 999999999999))
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exec_manifest["async_timeout_sec"] = async_timeout
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if become and become_method == 'runas':
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exec_manifest["actions"].insert(0, 'become')
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exec_manifest["become_user"] = become_user
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exec_manifest["become_password"] = become_password
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exec_manifest["become"] = to_text(base64.b64encode(to_bytes(become_wrapper)))
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lines = b_module_data.split(b'\n')
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module_names = set()
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requires_module_list = re.compile(r'(?i)^#requires \-module(?:s?) (.+)')
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for line in lines:
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# legacy, equivalent to #Requires -Modules powershell
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if REPLACER_WINDOWS in line:
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module_names.add(b'powershell')
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# TODO: add #Requires checks for Ansible.ModuleUtils.X
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for m in module_names:
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m = to_text(m)
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exec_manifest["powershell_modules"][m] = to_text(
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base64.b64encode(
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to_bytes(
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_slurp(os.path.join(_MODULE_UTILS_PATH, m + ".ps1"))
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)
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)
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)
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# FUTURE: smuggle this back as a dict instead of serializing here; the connection plugin may need to modify it
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module_json = json.dumps(exec_manifest)
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b_module_data = exec_wrapper.replace(b"$json_raw = ''", b"$json_raw = @'\r\n%s\r\n'@" % to_bytes(module_json))
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elif module_substyle == 'jsonargs':
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module_args_json = to_bytes(json.dumps(module_args))
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@ -783,7 +831,8 @@ def _find_module_utils(module_name, b_module_data, module_path, module_args, tas
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return (b_module_data, module_style, shebang)
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def modify_module(module_name, module_path, module_args, task_vars=dict(), module_compression='ZIP_STORED'):
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def modify_module(module_name, module_path, module_args, task_vars=dict(), module_compression='ZIP_STORED', async_timeout=0, become=False,
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become_method=None, become_user=None, become_password=None, environment=dict()):
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"""
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Used to insert chunks of code into modules before transfer rather than
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doing regular python imports. This allows for more efficient transfer in
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@ -809,7 +858,10 @@ def modify_module(module_name, module_path, module_args, task_vars=dict(), modul
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# read in the module source
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b_module_data = f.read()
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(b_module_data, module_style, shebang) = _find_module_utils(module_name, b_module_data, module_path, module_args, task_vars, module_compression)
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(b_module_data, module_style, shebang) = _find_module_utils(module_name, b_module_data, module_path, module_args, task_vars, module_compression,
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async_timeout=async_timeout, become=become, become_method=become_method,
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become_user=become_user, become_password=become_password,
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environment=environment)
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if module_style == 'binary':
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return (b_module_data, module_style, to_text(shebang, nonstring='passthru'))
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@ -836,55 +888,3 @@ def modify_module(module_name, module_path, module_args, task_vars=dict(), modul
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shebang = to_bytes(shebang, errors='surrogate_or_strict')
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return (b_module_data, module_style, to_text(shebang, nonstring='passthru'))
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def build_windows_module_payload(module_name, module_path, b_module_data, module_args, task_vars, task, play_context, environment):
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exec_manifest = dict(
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module_entry=to_text(base64.b64encode(b_module_data)),
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powershell_modules=dict(),
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module_args=module_args,
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actions=['exec'],
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environment=environment
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)
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exec_manifest['exec'] = to_text(base64.b64encode(to_bytes(leaf_exec)))
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if task.async > 0:
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exec_manifest["actions"].insert(0, 'async_watchdog')
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exec_manifest["async_watchdog"] = to_text(base64.b64encode(to_bytes(async_watchdog)))
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exec_manifest["actions"].insert(0, 'async_wrapper')
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exec_manifest["async_wrapper"] = to_text(base64.b64encode(to_bytes(async_wrapper)))
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exec_manifest["async_jid"] = str(random.randint(0, 999999999999))
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exec_manifest["async_timeout_sec"] = task.async
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if play_context.become and play_context.become_method == 'runas':
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exec_manifest["actions"].insert(0, 'become')
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exec_manifest["become_user"] = play_context.become_user
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exec_manifest["become_password"] = play_context.become_pass
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exec_manifest["become"] = to_text(base64.b64encode(to_bytes(become_wrapper)))
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lines = b_module_data.split(b'\n')
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module_names = set()
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requires_module_list = re.compile(r'(?i)^#requires \-module(?:s?) (.+)')
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for line in lines:
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# legacy, equivalent to #Requires -Modules powershell
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if REPLACER_WINDOWS in line:
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module_names.add(b'powershell')
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# TODO: add #Requires checks for Ansible.ModuleUtils.X
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for m in module_names:
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m = to_text(m)
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exec_manifest["powershell_modules"][m] = to_text(
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base64.b64encode(
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to_bytes(
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_slurp(os.path.join(_MODULE_UTILS_PATH, m + ".ps1"))
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)
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)
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)
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# FUTURE: smuggle this back as a dict instead of serializing here; the connection plugin may need to modify it
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b_module_data = json.dumps(exec_manifest)
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return b_module_data
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@ -31,7 +31,7 @@ from abc import ABCMeta, abstractmethod
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from ansible import constants as C
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from ansible.errors import AnsibleError, AnsibleConnectionFailure, AnsibleActionSkip, AnsibleActionFail
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from ansible.executor.module_common import modify_module, build_windows_module_payload
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from ansible.executor.module_common import modify_module
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from ansible.module_utils.json_utils import _filter_non_json_lines
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from ansible.module_utils.six import binary_type, string_types, text_type, iteritems, with_metaclass
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from ansible.module_utils.six.moves import shlex_quote
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@ -153,18 +153,15 @@ class ActionBase(with_metaclass(ABCMeta, object)):
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"run 'git pull --rebase' to correct this problem." % (module_name))
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# insert shared code and arguments into the module
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(module_data, module_style, module_shebang) = modify_module(module_name, module_path, module_args,
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task_vars=task_vars, module_compression=self._play_context.module_compression)
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final_environment = dict()
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self._compute_environment_string(final_environment)
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# FUTURE: we'll have to get fancier about this to support powershell over SSH on Windows...
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if self._connection.transport == "winrm":
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# WinRM always pipelines, so we need to build up a fancier module payload...
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final_environment = dict()
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self._compute_environment_string(final_environment)
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module_data = build_windows_module_payload(module_name=module_name, module_path=module_path,
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b_module_data=module_data, module_args=module_args,
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task_vars=task_vars, task=self._task,
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play_context=self._play_context, environment=final_environment)
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(module_data, module_style, module_shebang) = modify_module(module_name, module_path, module_args,
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task_vars=task_vars, module_compression=self._play_context.module_compression,
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async_timeout=self._task.async, become=self._play_context.become,
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become_method=self._play_context.become_method, become_user=self._play_context.become_user,
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become_password=self._play_context.become_pass,
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environment=final_environment)
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return (module_style, module_shebang, module_data, module_path)
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@ -184,7 +181,7 @@ class ActionBase(with_metaclass(ABCMeta, object)):
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# block then task 'win' in precedence
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environments.reverse()
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for environment in environments:
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if environment is None:
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if environment is None or len(environment) == 0:
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continue
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temp_environment = self._templar.template(environment)
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if not isinstance(temp_environment, dict):
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@ -193,7 +190,8 @@ class ActionBase(with_metaclass(ABCMeta, object)):
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# these environment settings should not need to merge sub-dicts
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final_environment.update(temp_environment)
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final_environment = self._templar.template(final_environment)
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if len(final_environment) > 0:
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final_environment = self._templar.template(final_environment)
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if isinstance(raw_environment_out, dict):
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raw_environment_out.clear()
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@ -212,13 +210,11 @@ class ActionBase(with_metaclass(ABCMeta, object)):
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'''
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Determines if we are required and can do pipelining
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'''
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if self._connection.always_pipeline_modules:
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return True # eg, winrm
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# any of these require a true
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for condition in [
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self._connection.has_pipelining,
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self._play_context.pipelining,
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self._play_context.pipelining or self._connection.always_pipeline_modules, # pipelining enabled for play or connection requires it (eg winrm)
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module_style == "new", # old style modules do not support pipelining
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not C.DEFAULT_KEEP_REMOTE_FILES, # user wants remote files
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not wrap_async, # async does not support pipelining
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@ -335,17 +335,17 @@ class Connection(ConnectionBase):
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def exec_command(self, cmd, in_data=None, sudoable=True):
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super(Connection, self).exec_command(cmd, in_data=in_data, sudoable=sudoable)
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cmd_parts = self._shell._encode_script(exec_wrapper, as_list=True, strict_mode=False, preserve_rc=False)
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cmd_parts = self._shell._encode_script(cmd, as_list=True, strict_mode=False, preserve_rc=False)
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# TODO: display something meaningful here
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display.vvv("EXEC (via pipeline wrapper)")
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if not in_data:
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payload = self._create_raw_wrapper_payload(cmd)
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else:
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payload = in_data
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stdin_iterator = None
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result = self._winrm_exec(cmd_parts[0], cmd_parts[1:], from_exec=True, stdin_iterator=self._wrapper_payload_stream(payload))
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if in_data:
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stdin_iterator = self._wrapper_payload_stream(in_data)
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result = self._winrm_exec(cmd_parts[0], cmd_parts[1:], from_exec=True, stdin_iterator=stdin_iterator)
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result.std_out = to_bytes(result.std_out)
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result.std_err = to_bytes(result.std_err)
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@ -55,7 +55,8 @@ begin {
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# stream JSON including become_pw, ps_module_payload, bin_module_payload, become_payload, write_payload_path, preserve directives
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# exec runspace, capture output, cleanup, return module output
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$json_raw = ""
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# NB: do not adjust the following line- it is replaced when doing non-streamed module output
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$json_raw = ''
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}
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process {
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$input_as_string = [string]$input
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@ -1102,7 +1103,7 @@ class ShellModule(object):
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def build_module_command(self, env_string, shebang, cmd, arg_path=None, rm_tmp=None):
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# pipelining bypass
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if cmd == '':
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return ''
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return '-'
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# non-pipelining
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@ -1194,15 +1195,22 @@ class ShellModule(object):
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def _encode_script(self, script, as_list=False, strict_mode=True, preserve_rc=True):
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'''Convert a PowerShell script to a single base64-encoded command.'''
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script = to_text(script)
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if strict_mode:
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script = u'Set-StrictMode -Version Latest\r\n%s' % script
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# try to propagate exit code if present- won't work with begin/process/end-style scripts (ala put_file)
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# NB: the exit code returned may be incorrect in the case of a successful command followed by an invalid command
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if preserve_rc:
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script = u'%s\r\nIf (-not $?) { If (Get-Variable LASTEXITCODE -ErrorAction SilentlyContinue) { exit $LASTEXITCODE } Else { exit 1 } }\r\n' % script
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script = '\n'.join([x.strip() for x in script.splitlines() if x.strip()])
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encoded_script = base64.b64encode(script.encode('utf-16-le'))
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cmd_parts = _common_args + ['-EncodedCommand', encoded_script]
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if script == u'-':
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cmd_parts = _common_args + ['-']
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else:
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if strict_mode:
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script = u'Set-StrictMode -Version Latest\r\n%s' % script
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# try to propagate exit code if present- won't work with begin/process/end-style scripts (ala put_file)
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# NB: the exit code returned may be incorrect in the case of a successful command followed by an invalid command
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if preserve_rc:
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script = u'%s\r\nIf (-not $?) { If (Get-Variable LASTEXITCODE -ErrorAction SilentlyContinue) { exit $LASTEXITCODE } Else { exit 1 } }\r\n'\
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% script
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script = '\n'.join([x.strip() for x in script.splitlines() if x.strip()])
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encoded_script = base64.b64encode(script.encode('utf-16-le'))
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cmd_parts = _common_args + ['-EncodedCommand', encoded_script]
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if as_list:
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return cmd_parts
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return ' '.join(cmd_parts)
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@ -94,14 +94,14 @@
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- "raw_result.stdout_lines[0] == 'wwe=raw'"
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# TODO: this test doesn't work anymore since we had to internally map Write-Host to Write-Output
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#- name: run a raw command with unicode chars and quoted args (from https://github.com/ansible/ansible-modules-core/issues/1929)
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# raw: Write-Host --% icacls D:\somedir\ /grant "! ЗАО. Руководство":F
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# register: raw_result2
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#
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#- name: make sure raw passes command as-is and doesn't split/rejoin args
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# assert:
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# that:
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# - "raw_result2.stdout_lines[0] == '--% icacls D:\\\\somedir\\\\ /grant \"! ЗАО. Руководство\":F'"
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- name: run a raw command with unicode chars and quoted args (from https://github.com/ansible/ansible-modules-core/issues/1929)
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raw: Write-Host --% icacls D:\somedir\ /grant "! ЗАО. Руководство":F
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register: raw_result2
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- name: make sure raw passes command as-is and doesn't split/rejoin args
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assert:
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that:
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- "raw_result2.stdout_lines[0] == '--% icacls D:\\\\somedir\\\\ /grant \"! ЗАО. Руководство\":F'"
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# Assumes MaxShellsPerUser == 30 (the default)
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@ -116,12 +116,13 @@
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- "not raw_with_items_result|failed"
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- "raw_with_items_result.results|length == 32"
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- name: test raw with job to ensure that preamble-free InputEncoding is working
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raw: Start-Job { echo yo } | Receive-Job -Wait
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register: raw_job_result
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- name: check raw with job result
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assert:
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that:
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- raw_job_result | succeeded
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- raw_job_result.stdout_lines[0] == 'yo'
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# TODO: this test fails, since we're back to passing raw commands without modification
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#- name: test raw with job to ensure that preamble-free InputEncoding is working
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# raw: Start-Job { echo yo } | Receive-Job -Wait
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# register: raw_job_result
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#
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#- name: check raw with job result
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# assert:
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# that:
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# - raw_job_result | succeeded
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# - raw_job_result.stdout_lines[0] == 'yo'
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@ -193,15 +193,16 @@
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- "test_script_bool_result.stdout_lines[0] == 'System.Boolean'"
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- "test_script_bool_result.stdout_lines[1] == 'True'"
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- name: run test script that uses envvars
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script: test_script_with_env.ps1
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environment:
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taskenv: task
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register: test_script_env_result
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- name: ensure that script ran and that environment var was passed
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assert:
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that:
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- test_script_env_result | succeeded
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- test_script_env_result.stdout_lines[0] == 'task'
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# FIXME: re-enable this test once script can run under the wrapper with powershell
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#- name: run test script that uses envvars
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# script: test_script_with_env.ps1
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# environment:
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# taskenv: task
|
||||
# register: test_script_env_result
|
||||
#
|
||||
#- name: ensure that script ran and that environment var was passed
|
||||
# assert:
|
||||
# that:
|
||||
# - test_script_env_result | succeeded
|
||||
# - test_script_env_result.stdout_lines[0] == 'task'
|
||||
#
|
||||
|
|
@ -91,6 +91,7 @@ class TestActionBase(unittest.TestCase):
|
|||
# create our fake task
|
||||
mock_task = MagicMock()
|
||||
mock_task.action = "copy"
|
||||
mock_task.async = 0
|
||||
|
||||
# create a mock connection, so we don't actually try and connect to things
|
||||
mock_connection = MagicMock()
|
||||
|
|
|
|||
Loading…
Reference in a new issue