7c8b046b5f
* Copy in incidental posix tests. * Update incidental test aliases. * Update target names. * Add support plugins. * Fix paths. * Update ignores. * Update integration-aliases sanity test. * Add incidental tests to CI.
364 lines
10 KiB
Python
364 lines
10 KiB
Python
#!/usr/bin/python
|
|
# -*- coding: utf-8 -*-
|
|
|
|
# Copyright: (c) 2017, Felix Archambault
|
|
# Copyright: (c) 2019, Andrew Klychkov (@Andersson007) <aaklychkov@mail.ru>
|
|
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
|
|
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
ANSIBLE_METADATA = {
|
|
'metadata_version': '1.1',
|
|
'supported_by': 'community',
|
|
'status': ['preview']
|
|
}
|
|
|
|
DOCUMENTATION = r'''
|
|
---
|
|
module: postgresql_query
|
|
short_description: Run PostgreSQL queries
|
|
description:
|
|
- Runs arbitrary PostgreSQL queries.
|
|
- Can run queries from SQL script files.
|
|
- Does not run against backup files. Use M(postgresql_db) with I(state=restore)
|
|
to run queries on files made by pg_dump/pg_dumpall utilities.
|
|
version_added: '2.8'
|
|
options:
|
|
query:
|
|
description:
|
|
- SQL query to run. Variables can be escaped with psycopg2 syntax
|
|
U(http://initd.org/psycopg/docs/usage.html).
|
|
type: str
|
|
positional_args:
|
|
description:
|
|
- List of values to be passed as positional arguments to the query.
|
|
When the value is a list, it will be converted to PostgreSQL array.
|
|
- Mutually exclusive with I(named_args).
|
|
type: list
|
|
elements: raw
|
|
named_args:
|
|
description:
|
|
- Dictionary of key-value arguments to pass to the query.
|
|
When the value is a list, it will be converted to PostgreSQL array.
|
|
- Mutually exclusive with I(positional_args).
|
|
type: dict
|
|
path_to_script:
|
|
description:
|
|
- Path to SQL script on the remote host.
|
|
- Returns result of the last query in the script.
|
|
- Mutually exclusive with I(query).
|
|
type: path
|
|
session_role:
|
|
description:
|
|
- Switch to session_role after connecting. The specified session_role must
|
|
be a role that the current login_user is a member of.
|
|
- Permissions checking for SQL commands is carried out as though
|
|
the session_role were the one that had logged in originally.
|
|
type: str
|
|
db:
|
|
description:
|
|
- Name of database to connect to and run queries against.
|
|
type: str
|
|
aliases:
|
|
- login_db
|
|
autocommit:
|
|
description:
|
|
- Execute in autocommit mode when the query can't be run inside a transaction block
|
|
(e.g., VACUUM).
|
|
- Mutually exclusive with I(check_mode).
|
|
type: bool
|
|
default: no
|
|
version_added: '2.9'
|
|
encoding:
|
|
description:
|
|
- Set the client encoding for the current session (e.g. C(UTF-8)).
|
|
- The default is the encoding defined by the database.
|
|
type: str
|
|
version_added: '2.10'
|
|
seealso:
|
|
- module: postgresql_db
|
|
author:
|
|
- Felix Archambault (@archf)
|
|
- Andrew Klychkov (@Andersson007)
|
|
- Will Rouesnel (@wrouesnel)
|
|
extends_documentation_fragment: postgres
|
|
'''
|
|
|
|
EXAMPLES = r'''
|
|
- name: Simple select query to acme db
|
|
postgresql_query:
|
|
db: acme
|
|
query: SELECT version()
|
|
|
|
- name: Select query to db acme with positional arguments and non-default credentials
|
|
postgresql_query:
|
|
db: acme
|
|
login_user: django
|
|
login_password: mysecretpass
|
|
query: SELECT * FROM acme WHERE id = %s AND story = %s
|
|
positional_args:
|
|
- 1
|
|
- test
|
|
|
|
- name: Select query to test_db with named_args
|
|
postgresql_query:
|
|
db: test_db
|
|
query: SELECT * FROM test WHERE id = %(id_val)s AND story = %(story_val)s
|
|
named_args:
|
|
id_val: 1
|
|
story_val: test
|
|
|
|
- name: Insert query to test_table in db test_db
|
|
postgresql_query:
|
|
db: test_db
|
|
query: INSERT INTO test_table (id, story) VALUES (2, 'my_long_story')
|
|
|
|
- name: Run queries from SQL script using UTF-8 client encoding for session
|
|
postgresql_query:
|
|
db: test_db
|
|
path_to_script: /var/lib/pgsql/test.sql
|
|
positional_args:
|
|
- 1
|
|
encoding: UTF-8
|
|
|
|
- name: Example of using autocommit parameter
|
|
postgresql_query:
|
|
db: test_db
|
|
query: VACUUM
|
|
autocommit: yes
|
|
|
|
- name: >
|
|
Insert data to the column of array type using positional_args.
|
|
Note that we use quotes here, the same as for passing JSON, etc.
|
|
postgresql_query:
|
|
query: INSERT INTO test_table (array_column) VALUES (%s)
|
|
positional_args:
|
|
- '{1,2,3}'
|
|
|
|
# Pass list and string vars as positional_args
|
|
- name: Set vars
|
|
set_fact:
|
|
my_list:
|
|
- 1
|
|
- 2
|
|
- 3
|
|
my_arr: '{1, 2, 3}'
|
|
|
|
- name: Select from test table by passing positional_args as arrays
|
|
postgresql_query:
|
|
query: SELECT * FROM test_array_table WHERE arr_col1 = %s AND arr_col2 = %s
|
|
positional_args:
|
|
- '{{ my_list }}'
|
|
- '{{ my_arr|string }}'
|
|
'''
|
|
|
|
RETURN = r'''
|
|
query:
|
|
description: Query that was tried to be executed.
|
|
returned: always
|
|
type: str
|
|
sample: 'SELECT * FROM bar'
|
|
statusmessage:
|
|
description: Attribute containing the message returned by the command.
|
|
returned: always
|
|
type: str
|
|
sample: 'INSERT 0 1'
|
|
query_result:
|
|
description:
|
|
- List of dictionaries in column:value form representing returned rows.
|
|
returned: changed
|
|
type: list
|
|
sample: [{"Column": "Value1"},{"Column": "Value2"}]
|
|
rowcount:
|
|
description: Number of affected rows.
|
|
returned: changed
|
|
type: int
|
|
sample: 5
|
|
'''
|
|
|
|
try:
|
|
from psycopg2 import ProgrammingError as Psycopg2ProgrammingError
|
|
from psycopg2.extras import DictCursor
|
|
except ImportError:
|
|
# it is needed for checking 'no result to fetch' in main(),
|
|
# psycopg2 availability will be checked by connect_to_db() into
|
|
# ansible.module_utils.postgres
|
|
pass
|
|
|
|
from ansible.module_utils.basic import AnsibleModule
|
|
from ansible.module_utils.postgres import (
|
|
connect_to_db,
|
|
get_conn_params,
|
|
postgres_common_argument_spec,
|
|
)
|
|
from ansible.module_utils._text import to_native
|
|
from ansible.module_utils.six import iteritems
|
|
|
|
|
|
# ===========================================
|
|
# Module execution.
|
|
#
|
|
|
|
def list_to_pg_array(elem):
|
|
"""Convert the passed list to PostgreSQL array
|
|
represented as a string.
|
|
|
|
Args:
|
|
elem (list): List that needs to be converted.
|
|
|
|
Returns:
|
|
elem (str): String representation of PostgreSQL array.
|
|
"""
|
|
elem = str(elem).strip('[]')
|
|
elem = '{' + elem + '}'
|
|
return elem
|
|
|
|
|
|
def convert_elements_to_pg_arrays(obj):
|
|
"""Convert list elements of the passed object
|
|
to PostgreSQL arrays represented as strings.
|
|
|
|
Args:
|
|
obj (dict or list): Object whose elements need to be converted.
|
|
|
|
Returns:
|
|
obj (dict or list): Object with converted elements.
|
|
"""
|
|
if isinstance(obj, dict):
|
|
for (key, elem) in iteritems(obj):
|
|
if isinstance(elem, list):
|
|
obj[key] = list_to_pg_array(elem)
|
|
|
|
elif isinstance(obj, list):
|
|
for i, elem in enumerate(obj):
|
|
if isinstance(elem, list):
|
|
obj[i] = list_to_pg_array(elem)
|
|
|
|
return obj
|
|
|
|
|
|
def main():
|
|
argument_spec = postgres_common_argument_spec()
|
|
argument_spec.update(
|
|
query=dict(type='str'),
|
|
db=dict(type='str', aliases=['login_db']),
|
|
positional_args=dict(type='list', elements='raw'),
|
|
named_args=dict(type='dict'),
|
|
session_role=dict(type='str'),
|
|
path_to_script=dict(type='path'),
|
|
autocommit=dict(type='bool', default=False),
|
|
encoding=dict(type='str'),
|
|
)
|
|
|
|
module = AnsibleModule(
|
|
argument_spec=argument_spec,
|
|
mutually_exclusive=(('positional_args', 'named_args'),),
|
|
supports_check_mode=True,
|
|
)
|
|
|
|
query = module.params["query"]
|
|
positional_args = module.params["positional_args"]
|
|
named_args = module.params["named_args"]
|
|
path_to_script = module.params["path_to_script"]
|
|
autocommit = module.params["autocommit"]
|
|
encoding = module.params["encoding"]
|
|
|
|
if autocommit and module.check_mode:
|
|
module.fail_json(msg="Using autocommit is mutually exclusive with check_mode")
|
|
|
|
if path_to_script and query:
|
|
module.fail_json(msg="path_to_script is mutually exclusive with query")
|
|
|
|
if positional_args:
|
|
positional_args = convert_elements_to_pg_arrays(positional_args)
|
|
|
|
elif named_args:
|
|
named_args = convert_elements_to_pg_arrays(named_args)
|
|
|
|
if path_to_script:
|
|
try:
|
|
with open(path_to_script, 'rb') as f:
|
|
query = to_native(f.read())
|
|
except Exception as e:
|
|
module.fail_json(msg="Cannot read file '%s' : %s" % (path_to_script, to_native(e)))
|
|
|
|
conn_params = get_conn_params(module, module.params)
|
|
db_connection = connect_to_db(module, conn_params, autocommit=autocommit)
|
|
if encoding is not None:
|
|
db_connection.set_client_encoding(encoding)
|
|
cursor = db_connection.cursor(cursor_factory=DictCursor)
|
|
|
|
# Prepare args:
|
|
if module.params.get("positional_args"):
|
|
arguments = module.params["positional_args"]
|
|
elif module.params.get("named_args"):
|
|
arguments = module.params["named_args"]
|
|
else:
|
|
arguments = None
|
|
|
|
# Set defaults:
|
|
changed = False
|
|
|
|
# Execute query:
|
|
try:
|
|
cursor.execute(query, arguments)
|
|
except Exception as e:
|
|
if not autocommit:
|
|
db_connection.rollback()
|
|
|
|
cursor.close()
|
|
db_connection.close()
|
|
module.fail_json(msg="Cannot execute SQL '%s' %s: %s" % (query, arguments, to_native(e)))
|
|
|
|
statusmessage = cursor.statusmessage
|
|
rowcount = cursor.rowcount
|
|
|
|
try:
|
|
query_result = [dict(row) for row in cursor.fetchall()]
|
|
except Psycopg2ProgrammingError as e:
|
|
if to_native(e) == 'no results to fetch':
|
|
query_result = {}
|
|
|
|
except Exception as e:
|
|
module.fail_json(msg="Cannot fetch rows from cursor: %s" % to_native(e))
|
|
|
|
if 'SELECT' not in statusmessage:
|
|
if 'UPDATE' in statusmessage or 'INSERT' in statusmessage or 'DELETE' in statusmessage:
|
|
s = statusmessage.split()
|
|
if len(s) == 3:
|
|
if statusmessage.split()[2] != '0':
|
|
changed = True
|
|
|
|
elif len(s) == 2:
|
|
if statusmessage.split()[1] != '0':
|
|
changed = True
|
|
|
|
else:
|
|
changed = True
|
|
|
|
else:
|
|
changed = True
|
|
|
|
if module.check_mode:
|
|
db_connection.rollback()
|
|
else:
|
|
if not autocommit:
|
|
db_connection.commit()
|
|
|
|
kw = dict(
|
|
changed=changed,
|
|
query=cursor.query,
|
|
statusmessage=statusmessage,
|
|
query_result=query_result,
|
|
rowcount=rowcount if rowcount >= 0 else 0,
|
|
)
|
|
|
|
cursor.close()
|
|
db_connection.close()
|
|
|
|
module.exit_json(**kw)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|