cartodb-postgresql/scripts-available/CDB_Groups_API.sql
Juan Ignacio Sánchez Lara a8b9ec345a valid_return_codes parameter
2015-08-18 11:53:38 +02:00

135 lines
4.7 KiB
PL/PgSQL

-- Requires configuration parameter. Example: SELECT cartodb.CDB_Conf_SetConf('groups_api', '{ "host": "127.0.0.1", "port": 3000, "timeout": 10, "username": "superadmin", "password": "monkey" }');
-- Sends the create group request
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_CreateGroup_API(database_name text, group_name text, group_role text)
RETURNS VOID AS
$$
import string
url = '/api/v1/databases/%s/groups' % database_name
body = '{ "name": "%s", "database_role": "%s" }' % (group_name, group_role)
query = "select cartodb._CDB_Group_API_Request('POST', '%s', '%s', '{200, 409}') as response_status" % (url, body)
plpy.execute(query)
$$ LANGUAGE 'plpythonu' VOLATILE;
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_DropGroup_API(database_name text, group_name text)
RETURNS VOID AS
$$
import string
url = '/api/v1/databases/%s/groups/%s' % (database_name, group_name)
query = "select cartodb._CDB_Group_API_Request('DELETE', '%s', '', '{200, 404}') as response_status" % url
plpy.execute(query)
$$ LANGUAGE 'plpythonu' VOLATILE;
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_RenameGroup_API(database_name text, old_group_name text, new_group_name text, new_group_role text)
RETURNS VOID AS
$$
import string
url = '/api/v1/databases/%s/groups/%s' % (database_name, old_group_name)
body = '{ "name": "%s", "database_role": "%s" }' % (new_group_name, new_group_role)
query = "select cartodb._CDB_Group_API_Request('PUT', '%s', '%s', '{200}') as response_status" % (url, body)
plpy.execute(query)
$$ LANGUAGE 'plpythonu' VOLATILE;
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_AddMember_API(database_name text, group_name text, username text)
RETURNS VOID AS
$$
import string
url = '/api/v1/databases/%s/groups/%s/users' % (database_name, group_name)
body = '{ "username": "%s" }' % username
query = "select cartodb._CDB_Group_API_Request('POST', '%s', '%s', '{200, 409}') as response_status" % (url, body)
plpy.execute(query)
$$ LANGUAGE 'plpythonu' VOLATILE;
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_RemoveMember_API(database_name text, group_name text, username text)
RETURNS VOID AS
$$
import string
url = '/api/v1/databases/%s/groups/%s/users/%s' % (database_name, group_name, username)
query = "select cartodb._CDB_Group_API_Request('DELETE', '%s', '', '{200, 404}') as response_status" % url
plpy.execute(query)
$$ LANGUAGE 'plpythonu' VOLATILE;
DO LANGUAGE 'plpgsql' $$
BEGIN
DROP FUNCTION IF EXISTS cartodb._CDB_Group_API_Conf();
DROP TYPE IF EXISTS _CDB_Group_API_Params;
END
$$;
CREATE TYPE _CDB_Group_API_Params AS (
host text,
port int,
timeout int,
auth text
);
-- This must be explicitally extracted because "composite types are currently not supported".
-- See http://www.postgresql.org/docs/9.3/static/plpython-database.html.
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_API_Conf()
RETURNS _CDB_Group_API_Params AS
$$
conf = plpy.execute("SELECT cartodb.CDB_Conf_GetConf('groups_api') conf")[0]['conf']
if conf is None:
return None
else:
import json
params = json.loads(conf)
auth = 'Basic %s' % plpy.execute("SELECT cartodb._CDB_Group_API_Auth('%s', '%s') as auth" % (params['username'], params['password']))[0]['auth']
return { "host": params['host'], "port": params['port'], 'timeout': params['timeout'], 'auth': auth }
# return params
$$ LANGUAGE 'plpythonu' VOLATILE;
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_API_Auth(username text, password text)
RETURNS TEXT AS
$$
import base64
base64.encodestring('%s:%s' % (username, password)).replace('\n', '')
$$ LANGUAGE 'plpythonu' IMMUTABLE;
CREATE OR REPLACE
FUNCTION cartodb._CDB_Group_API_Request(method text, url text, body text, valid_return_codes int[])
RETURNS int AS
$$
import httplib
params = plpy.execute("select c.host, c.port, c.timeout, c.auth from cartodb._CDB_Group_API_Conf() c;")[0]
if params['host'] is None:
return None
headers = { 'Authorization': params['auth'], 'Content-Type': 'application/json' }
retry = 3
last_err = None
while retry > 0:
try:
client = SD['groups_api_client'] = httplib.HTTPConnection(params['host'], params['port'], False, params['timeout'])
client.request(method, url, body, headers)
response = client.getresponse()
assert response.status in valid_return_codes
return response.status
except Exception as err:
retry -= 1
last_err = err
plpy.warning('Retrying after: ' + str(err))
client = SD['groups_api_client'] = None
if last_err is not None:
plpy.error('Fatal Group API error: ' + str(last_err))
raise last_err
return None
$$ LANGUAGE 'plpythonu' VOLATILE;