New module: routeros — manage MikroTik RouterOS (#41155)

* Implement initial RouterOS support

* Correct matchers for license prompts

* Documentation updates & mild refactor

* Remove one last Cisco function

* Sanity test fixes

* Move imports to the beginning

* Remove authorize property

* Handle ANSI codes

* Revert to_lines function

* CR fixes

* test(routeros): add unit tests

* Added another test (with ANSI colors and banner in fixture).

* Ignore CRLF line endings in system_package_print file

* fix: review by ganeshrn

lib/ansible/plugins/terminal/routeros.py

@@ -0,0 +1,72 @@
+#
+# (c) 2016 Red Hat Inc.
+#
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+#
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+import json
+import re
+
+from ansible.errors import AnsibleConnectionFailure
+from ansible.module_utils._text import to_text, to_bytes
+from ansible.plugins.terminal import TerminalBase
+
+try:
+    from __main__ import display
+except ImportError:
+    from ansible.utils.display import Display
+    display = Display()
+
+
+class TerminalModule(TerminalBase):
+
+    ansi_re = [
+        # check ECMA-48 Section 5.4 (Control Sequences)
+        re.compile(br'(\x1b\[\?1h\x1b=)'),
+        re.compile(br'((?:\x9b|\x1b\x5b)[\x30-\x3f]*[\x20-\x2f]*[\x40-\x7e])'),
+        re.compile(br'\x08.')
+    ]
+
+    terminal_initial_prompt = [
+        br'\x1bZ',
+    ]
+
+    terminal_initial_answer = b'\x1b/Z'
+
+    terminal_stdout_re = [
+        re.compile(br"\x1b<"),
+        re.compile(br"\[\w+\@[\w\-\.]+\] ?> ?$"),
+        re.compile(br"Please press \"Enter\" to continue!"),
+        re.compile(br"Do you want to see the software license\? \[Y\/n\]: ?"),
+    ]
+
+    terminal_stderr_re = [
+        re.compile(br"\nbad command name"),
+        re.compile(br"\nno such item"),
+        re.compile(br"\ninvalid value for"),
+    ]
+
+    def on_open_shell(self):
+        prompt = self._get_prompt()
+        try:
+            if prompt.strip().endswith(b':'):
+                self._exec_cli_command(b' ')
+            if prompt.strip().endswith(b'!'):
+                self._exec_cli_command(b'\n')
+        except AnsibleConnectionFailure:
+            raise AnsibleConnectionFailure('unable to bypass license prompt')