1 files changed, 127 insertions, 0 deletions
diff --git a/ansible_collections/community/general/plugins/become/doas.py b/ansible_collections/community/general/plugins/become/doas.py
new file mode 100644
index 000000000..69e730aad
--- /dev/null
+++ b/ansible_collections/community/general/plugins/become/doas.py
@@ -0,0 +1,127 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2018, Ansible Project
+# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
+# SPDX-License-Identifier: GPL-3.0-or-later
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+DOCUMENTATION = '''
+    name: doas
+    short_description: Do As user
+    description:
+        - This become plugins allows your remote/login user to execute commands as another user via the doas utility.
+    author: Ansible Core Team
+    options:
+        become_user:
+            description: User you 'become' to execute the task
+            ini:
+              - section: privilege_escalation
+                key: become_user
+              - section: doas_become_plugin
+                key: user
+            vars:
+              - name: ansible_become_user
+              - name: ansible_doas_user
+            env:
+              - name: ANSIBLE_BECOME_USER
+              - name: ANSIBLE_DOAS_USER
+        become_exe:
+            description: Doas executable
+            default: doas
+            ini:
+              - section: privilege_escalation
+                key: become_exe
+              - section: doas_become_plugin
+                key: executable
+            vars:
+              - name: ansible_become_exe
+              - name: ansible_doas_exe
+            env:
+              - name: ANSIBLE_BECOME_EXE
+              - name: ANSIBLE_DOAS_EXE
+        become_flags:
+            description: Options to pass to doas
+            default: ''
+            ini:
+              - section: privilege_escalation
+                key: become_flags
+              - section: doas_become_plugin
+                key: flags
+            vars:
+              - name: ansible_become_flags
+              - name: ansible_doas_flags
+            env:
+              - name: ANSIBLE_BECOME_FLAGS
+              - name: ANSIBLE_DOAS_FLAGS
+        become_pass:
+            description: password for doas prompt
+            required: false
+            vars:
+              - name: ansible_become_password
+              - name: ansible_become_pass
+              - name: ansible_doas_pass
+            env:
+              - name: ANSIBLE_BECOME_PASS
+              - name: ANSIBLE_DOAS_PASS
+            ini:
+              - section: doas_become_plugin
+                key: password
+        prompt_l10n:
+            description:
+                - List of localized strings to match for prompt detection
+                - If empty we'll use the built in one
+            default: []
+            ini:
+              - section: doas_become_plugin
+                key: localized_prompts
+            vars:
+              - name: ansible_doas_prompt_l10n
+            env:
+              - name: ANSIBLE_DOAS_PROMPT_L10N
+'''
+
+import re
+
+from ansible.module_utils.common.text.converters import to_bytes
+from ansible.plugins.become import BecomeBase
+
+
+class BecomeModule(BecomeBase):
+
+    name = 'community.general.doas'
+
+    # messages for detecting prompted password issues
+    fail = ('Permission denied',)
+    missing = ('Authorization required',)
+
+    def check_password_prompt(self, b_output):
+        ''' checks if the expected password prompt exists in b_output '''
+
+        # FIXME: more accurate would be: 'doas (%s@' % remote_user
+        # however become plugins don't have that information currently
+        b_prompts = [to_bytes(p) for p in self.get_option('prompt_l10n')] or [br'doas \(', br'Password:']
+        b_prompt = b"|".join(b_prompts)
+
+        return bool(re.match(b_prompt, b_output))
+
+    def build_become_command(self, cmd, shell):
+        super(BecomeModule, self).build_become_command(cmd, shell)
+
+        if not cmd:
+            return cmd
+
+        self.prompt = True
+
+        become_exe = self.get_option('become_exe')
+
+        flags = self.get_option('become_flags')
+        if not self.get_option('become_pass') and '-n' not in flags:
+            flags += ' -n'
+
+        become_user = self.get_option('become_user')
+        user = '-u %s' % (become_user) if become_user else ''
+
+        success_cmd = self._build_success_command(cmd, shell, noexe=True)
+        executable = getattr(shell, 'executable', shell.SHELL_FAMILY)
+
+        return '%s %s %s %s -c %s' % (become_exe, flags, user, executable, success_cmd)