mirror of
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234 lines
7 KiB
Python
234 lines
7 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright (c) 2014, Vedit Firat Arig <firatarig@gmail.com>
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# Outline and parts are reused from Mark Theunissen's mysql_db module
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# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
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# SPDX-License-Identifier: GPL-3.0-or-later
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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DOCUMENTATION = '''
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---
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module: mssql_db
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short_description: Add or remove MSSQL databases from a remote host.
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description:
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- Add or remove MSSQL databases from a remote host.
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options:
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name:
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description:
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- name of the database to add or remove
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required: true
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aliases: [ db ]
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type: str
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login_user:
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description:
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- The username used to authenticate with
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type: str
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login_password:
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description:
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- The password used to authenticate with
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type: str
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login_host:
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description:
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- Host running the database
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type: str
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required: true
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login_port:
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description:
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- Port of the MSSQL server. Requires login_host be defined as other than localhost if login_port is used
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default: '1433'
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type: str
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state:
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description:
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- The database state
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default: present
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choices: [ "present", "absent", "import" ]
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type: str
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target:
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description:
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- Location, on the remote host, of the dump file to read from or write to. Uncompressed SQL
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files (C(.sql)) files are supported.
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type: str
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autocommit:
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description:
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- Automatically commit the change only if the import succeed. Sometimes it is necessary to use autocommit=true, since some content can't be changed
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within a transaction.
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type: bool
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default: 'no'
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notes:
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- Requires the pymssql Python package on the remote host. For Ubuntu, this
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is as easy as pip install pymssql (See M(ansible.builtin.pip).)
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requirements:
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- python >= 2.7
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- pymssql
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author: Vedit Firat Arig (@vedit)
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'''
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EXAMPLES = '''
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- name: Create a new database with name 'jackdata'
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community.general.mssql_db:
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name: jackdata
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state: present
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# Copy database dump file to remote host and restore it to database 'my_db'
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- name: Copy database dump file to remote host
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ansible.builtin.copy:
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src: dump.sql
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dest: /tmp
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- name: Restore the dump file to database 'my_db'
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community.general.mssql_db:
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name: my_db
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state: import
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target: /tmp/dump.sql
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'''
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RETURN = '''
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#
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'''
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import os
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import traceback
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PYMSSQL_IMP_ERR = None
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try:
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import pymssql
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except ImportError:
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PYMSSQL_IMP_ERR = traceback.format_exc()
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mssql_found = False
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else:
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mssql_found = True
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from ansible.module_utils.basic import AnsibleModule, missing_required_lib
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def db_exists(conn, cursor, db):
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cursor.execute("SELECT name FROM master.sys.databases WHERE name = %s", db)
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conn.commit()
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return bool(cursor.rowcount)
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def db_create(conn, cursor, db):
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cursor.execute("CREATE DATABASE [%s]" % db)
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return db_exists(conn, cursor, db)
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def db_delete(conn, cursor, db):
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try:
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cursor.execute("ALTER DATABASE [%s] SET single_user WITH ROLLBACK IMMEDIATE" % db)
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except Exception:
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pass
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cursor.execute("DROP DATABASE [%s]" % db)
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return not db_exists(conn, cursor, db)
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def db_import(conn, cursor, module, db, target):
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if os.path.isfile(target):
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with open(target, 'r') as backup:
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sqlQuery = "USE [%s]\n" % db
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for line in backup:
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if line is None:
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break
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elif line.startswith('GO'):
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cursor.execute(sqlQuery)
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sqlQuery = "USE [%s]\n" % db
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else:
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sqlQuery += line
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cursor.execute(sqlQuery)
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conn.commit()
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return 0, "import successful", ""
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else:
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return 1, "cannot find target file", "cannot find target file"
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def main():
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module = AnsibleModule(
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argument_spec=dict(
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name=dict(required=True, aliases=['db']),
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login_user=dict(default=''),
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login_password=dict(default='', no_log=True),
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login_host=dict(required=True),
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login_port=dict(default='1433'),
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target=dict(default=None),
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autocommit=dict(type='bool', default=False),
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state=dict(
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default='present', choices=['present', 'absent', 'import'])
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)
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)
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if not mssql_found:
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module.fail_json(msg=missing_required_lib('pymssql'), exception=PYMSSQL_IMP_ERR)
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db = module.params['name']
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state = module.params['state']
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autocommit = module.params['autocommit']
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target = module.params["target"]
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login_user = module.params['login_user']
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login_password = module.params['login_password']
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login_host = module.params['login_host']
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login_port = module.params['login_port']
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login_querystring = login_host
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if login_port != "1433":
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login_querystring = "%s:%s" % (login_host, login_port)
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if login_user != "" and login_password == "":
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module.fail_json(msg="when supplying login_user arguments login_password must be provided")
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try:
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conn = pymssql.connect(user=login_user, password=login_password, host=login_querystring, database='master')
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cursor = conn.cursor()
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except Exception as e:
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if "Unknown database" in str(e):
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errno, errstr = e.args
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module.fail_json(msg="ERROR: %s %s" % (errno, errstr))
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else:
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module.fail_json(msg="unable to connect, check login_user and login_password are correct, or alternatively check your "
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"@sysconfdir@/freetds.conf / ${HOME}/.freetds.conf")
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conn.autocommit(True)
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changed = False
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if db_exists(conn, cursor, db):
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if state == "absent":
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try:
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changed = db_delete(conn, cursor, db)
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except Exception as e:
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module.fail_json(msg="error deleting database: " + str(e))
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elif state == "import":
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conn.autocommit(autocommit)
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rc, stdout, stderr = db_import(conn, cursor, module, db, target)
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if rc != 0:
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module.fail_json(msg="%s" % stderr)
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else:
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module.exit_json(changed=True, db=db, msg=stdout)
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else:
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if state == "present":
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try:
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changed = db_create(conn, cursor, db)
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except Exception as e:
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module.fail_json(msg="error creating database: " + str(e))
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elif state == "import":
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try:
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changed = db_create(conn, cursor, db)
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except Exception as e:
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module.fail_json(msg="error creating database: " + str(e))
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conn.autocommit(autocommit)
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rc, stdout, stderr = db_import(conn, cursor, module, db, target)
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if rc != 0:
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module.fail_json(msg="%s" % stderr)
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else:
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module.exit_json(changed=True, db=db, msg=stdout)
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module.exit_json(changed=changed, db=db)
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if __name__ == '__main__':
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main()
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