mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-16 18:10:38 +00:00
262 lines
9.2 KiB
Python
262 lines
9.2 KiB
Python
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# (c) 2018, Ansible Inc,
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#
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# This file is part of Ansible
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#
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# Ansible 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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# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import copy
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import os
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import time
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import uuid
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import hashlib
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import sys
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import re
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from ansible.module_utils._text import to_text, to_bytes
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from ansible.module_utils.connection import Connection
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from ansible.errors import AnsibleError
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from ansible.plugins.action import ActionBase
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from ansible.module_utils.six.moves.urllib.parse import urlsplit
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try:
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from __main__ import display
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except ImportError:
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from ansible.utils.display import Display
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display = Display()
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class ActionModule(ActionBase):
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def run(self, tmp=None, task_vars=None):
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changed = True
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socket_path = None
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play_context = copy.deepcopy(self._play_context)
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play_context.network_os = self._get_network_os(task_vars)
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result = super(ActionModule, self).run(task_vars=task_vars)
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if play_context.connection != 'network_cli':
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# It is supported only with network_cli
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result['failed'] = True
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result['msg'] = ('please use network_cli connection type for net_put module')
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return result
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try:
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src = self._task.args.get('src')
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except KeyError as exc:
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return {'failed': True, 'msg': 'missing required argument: %s' % exc}
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src_file_path_name = src
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# Get destination file if specified
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dest = self._task.args.get('dest')
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# Get proto
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proto = self._task.args.get('protocol')
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if proto is None:
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proto = 'scp'
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# Get mode if set
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mode = self._task.args.get('mode')
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if mode is None:
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mode = 'binary'
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if mode == 'text':
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try:
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self._handle_template()
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except ValueError as exc:
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return dict(failed=True, msg=to_text(exc))
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# Now src has resolved file write to disk in current diectory for scp
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src = self._task.args.get('src')
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filename = str(uuid.uuid4())
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cwd = self._loader.get_basedir()
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output_file = os.path.join(cwd, filename)
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try:
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with open(output_file, 'wb') as f:
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f.write(to_bytes(src, encoding='utf-8'))
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except Exception:
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os.remove(output_file)
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raise
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else:
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try:
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output_file = self._get_binary_src_file(src)
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except ValueError as exc:
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return dict(failed=True, msg=to_text(exc))
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if socket_path is None:
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socket_path = self._connection.socket_path
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conn = Connection(socket_path)
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sock_timeout = conn.get_option('persistent_command_timeout')
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if dest is None:
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dest = src_file_path_name
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try:
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changed = self._handle_existing_file(conn, output_file, dest, proto, sock_timeout)
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if changed is False:
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result['changed'] = False
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result['destination'] = dest
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return result
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except Exception as exc:
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result['msg'] = ('Warning: Exc %s idempotency check failed. Check'
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'dest' % exc)
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try:
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out = conn.copy_file(
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source=output_file, destination=dest,
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proto=proto, timeout=sock_timeout
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)
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except Exception as exc:
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if to_text(exc) == "No response from server":
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if play_context.network_os == 'iosxr':
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# IOSXR sometimes closes socket prematurely after completion
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# of file transfer
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result['msg'] = 'Warning: iosxr scp server pre close issue. Please check dest'
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else:
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result['failed'] = True
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result['msg'] = ('Exception received : %s' % exc)
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if mode == 'text':
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# Cleanup tmp file expanded wih ansible vars
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os.remove(output_file)
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result['changed'] = changed
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result['destination'] = dest
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return result
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def _handle_existing_file(self, conn, source, dest, proto, timeout):
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cwd = self._loader.get_basedir()
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filename = str(uuid.uuid4())
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source_file = os.path.join(cwd, filename)
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try:
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out = conn.get_file(
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source=dest, destination=source_file,
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proto=proto, timeout=timeout
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)
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except Exception as exc:
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pattern = to_text(exc)
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not_found_exc = "No such file or directory"
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if re.search(not_found_exc, pattern, re.I):
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if os.path.exists(source_file):
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os.remove(source_file)
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return True
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else:
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try:
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os.remove(source_file)
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except OSError as osex:
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raise Exception(osex)
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try:
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with open(source, 'r') as f:
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new_content = f.read()
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with open(source_file, 'r') as f:
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old_content = f.read()
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except (IOError, OSError) as ioexc:
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os.remove(source_file)
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raise IOError(ioexc)
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sha1 = hashlib.sha1()
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old_content_b = to_bytes(old_content, errors='surrogate_or_strict')
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sha1.update(old_content_b)
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checksum_old = sha1.digest()
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sha1 = hashlib.sha1()
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new_content_b = to_bytes(new_content, errors='surrogate_or_strict')
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sha1.update(new_content_b)
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checksum_new = sha1.digest()
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os.remove(source_file)
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if checksum_old == checksum_new:
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return False
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else:
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return True
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def _get_working_path(self):
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cwd = self._loader.get_basedir()
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if self._task._role is not None:
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cwd = self._task._role._role_path
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return cwd
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def _handle_template(self):
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src = self._task.args.get('src')
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working_path = self._get_working_path()
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if os.path.isabs(src) or urlsplit('src').scheme:
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source = src
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else:
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source = self._loader.path_dwim_relative(working_path, 'templates', src)
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if not source:
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source = self._loader.path_dwim_relative(working_path, src)
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if not os.path.exists(source):
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raise ValueError('path specified in src not found')
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try:
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with open(source, 'r') as f:
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template_data = to_text(f.read())
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except IOError:
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return dict(failed=True, msg='unable to load src file')
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# Create a template search path in the following order:
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# [working_path, self_role_path, dependent_role_paths, dirname(source)]
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searchpath = [working_path]
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if self._task._role is not None:
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searchpath.append(self._task._role._role_path)
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if hasattr(self._task, "_block:"):
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dep_chain = self._task._block.get_dep_chain()
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if dep_chain is not None:
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for role in dep_chain:
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searchpath.append(role._role_path)
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searchpath.append(os.path.dirname(source))
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self._templar.environment.loader.searchpath = searchpath
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self._task.args['src'] = self._templar.template(
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template_data,
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convert_data=False
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)
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return dict(failed=False, msg='successfully loaded file')
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def _get_network_os(self, task_vars):
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if 'network_os' in self._task.args and self._task.args['network_os']:
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display.vvvv('Getting network OS from task argument')
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network_os = self._task.args['network_os']
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elif self._play_context.network_os:
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display.vvvv('Getting network OS from inventory')
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network_os = self._play_context.network_os
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elif 'network_os' in task_vars.get('ansible_facts', {}) and task_vars['ansible_facts']['network_os']:
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display.vvvv('Getting network OS from fact')
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network_os = task_vars['ansible_facts']['network_os']
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else:
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raise AnsibleError('ansible_network_os must be specified on this host to use platform agnostic modules')
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return network_os
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def _get_binary_src_file(self, src):
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working_path = self._get_working_path()
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if os.path.isabs(src) or urlsplit('src').scheme:
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source = src
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else:
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source = self._loader.path_dwim_relative(working_path, 'templates', src)
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if not source:
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source = self._loader.path_dwim_relative(working_path, src)
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if not os.path.exists(source):
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raise ValueError('path specified in src not found')
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return source
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