risingwave_frontend/catalog/system_catalog/rw_catalog/
rw_connections.rs

1// Copyright 2025 RisingWave Labs
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use risingwave_common::types::Fields;
16use risingwave_frontend_macro::system_catalog;
17
18use crate::catalog::system_catalog::SysCatalogReaderImpl;
19use crate::error::Result;
20use crate::handler::create_connection::print_connection_params;
21
22#[derive(Fields)]
23struct RwConnection {
24    #[primary_key]
25    id: i32,
26    name: String,
27    schema_id: i32,
28    owner: i32,
29    type_: String,
30    provider: String,
31    acl: Vec<String>,
32    connection_params: String,
33}
34
35#[system_catalog(table, "rw_catalog.rw_connections")]
36fn read_rw_connections(reader: &SysCatalogReaderImpl) -> Result<Vec<RwConnection>> {
37    let catalog_reader = reader.catalog_reader.read_guard();
38    let schemas = catalog_reader.iter_schemas(&reader.auth_context.database)?;
39
40    // todo: redesign the internal table for connection params
41    Ok(schemas
42        .flat_map(|schema| {
43            schema.iter_connections().map(|conn| {
44                let mut rw_connection = RwConnection {
45                    id: conn.id as i32,
46                    name: conn.name.clone(),
47                    schema_id: schema.id() as i32,
48                    owner: conn.owner as i32,
49                    type_: conn.connection_type().into(),
50                    provider: "".to_owned(),
51                    acl: vec![],
52                    connection_params: "".to_owned(),
53                };
54                match &conn.info {
55                    risingwave_pb::catalog::connection::Info::PrivateLinkService(_) => {
56                        rw_connection.provider = conn.provider().into();
57                    }
58                    risingwave_pb::catalog::connection::Info::ConnectionParams(params) => {
59                        rw_connection.connection_params = print_connection_params(params, schema);
60                    }
61                };
62
63                rw_connection
64            })
65        })
66        .collect())
67}
risingwave_frontend/catalog/system_catalog/rw_catalog/rw_connections.rs

risingwave_frontend/catalog/system_catalog/rw_catalog/
rw_connections.rs
