Files
dbx/crates/dbx-core/src/connection.rs
T

1755 lines
70 KiB
Rust

use std::collections::HashMap;
use std::path::PathBuf;
use std::sync::Arc;
use tokio::sync::RwLock;
use mysql_async::prelude::Queryable;
use mysql_async::Row as MysqlRow;
use crate::agent_connection::{
agent_connect_params, mongo_legacy_error_with_auth_hint, oracle_alternate_connect_config,
oracle_auth_fallback_profiles, should_retry_oracle_with_10g_driver,
};
use crate::agent_manager::{JavaRuntimeMode, DEFAULT_JRE_KEY};
use crate::database_capabilities;
use crate::db;
use crate::db::agent_driver::AgentMethod;
use crate::db::proxy_tunnel::ProxyTunnelManager;
use crate::db::ssh_tunnel::TunnelManager;
use crate::external;
use crate::models::connection::{
parse_jdbc_host_port, parse_mongo_first_host, rewrite_jdbc_url_host, ConnectionConfig, DatabaseType,
};
use crate::plugins::{PluginDriverSession, PluginRegistry, PluginRuntimeEnv};
use crate::query_cancel::RunningQueries;
use crate::storage::Storage;
pub const JDBC_PLUGIN_NOT_INSTALLED: &str =
"JDBC plugin is not installed. Install the optional JDBC plugin to use this connection.";
pub fn expand_tilde(path: &str) -> String {
if path == "~" || path.starts_with("~/") {
if let Ok(home) = std::env::var(if cfg!(windows) { "USERPROFILE" } else { "HOME" }) {
return format!("{}{}", home, &path[1..]);
}
}
path.to_string()
}
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum MysqlMode {
Normal,
Bare,
OceanBaseOracle,
}
pub enum PoolKind {
Mysql(db::mysql::MySqlPool, MysqlMode),
Postgres(deadpool_postgres::Pool),
Sqlite(db::sqlite::SqliteHandle),
Redis(db::redis_driver::RedisConnection),
DuckDb(Arc<std::sync::Mutex<duckdb::Connection>>),
MongoDb(mongodb::Client),
ClickHouse(db::clickhouse_driver::ChClient),
SqlServer(Arc<tokio::sync::Mutex<db::sqlserver::SqlServerClient>>),
Elasticsearch(db::elasticsearch_driver::EsClient),
Agent(Arc<tokio::sync::Mutex<db::agent_driver::AgentDriverClient>>),
ExternalTabular(Arc<external::ExternalPool>),
ExternalDriver { driver_id: String, config: Arc<ConnectionConfig>, session: Arc<PluginDriverSession> },
}
pub struct AppState {
pub connections: RwLock<HashMap<String, PoolKind>>,
pub configs: RwLock<HashMap<String, ConnectionConfig>>,
pub running_queries: RunningQueries,
pub tunnels: TunnelManager,
pub proxy_tunnels: ProxyTunnelManager,
pub storage: Storage,
pub plugins: PluginRegistry,
pub agent_manager: crate::agent_manager::AgentManager,
}
pub fn metadata_connection_config(config: &ConnectionConfig) -> ConnectionConfig {
let mut db_config = config.canonicalized();
if database_capabilities::is_metadata_connection_scoped(&db_config.db_type) {
db_config.database = None;
}
db_config
}
pub fn database_connection_config(config: &ConnectionConfig, database: Option<&str>) -> ConnectionConfig {
let mut db_config = if database.is_some() { config.clone() } else { metadata_connection_config(config) };
if let Some(db) = database {
if !matches!(
db_config.db_type,
DatabaseType::Oracle | DatabaseType::Dameng | DatabaseType::MongoDb | DatabaseType::OceanbaseOracle
) {
db_config.database = Some(db.to_string());
}
}
db_config
}
impl AppState {
pub fn new(storage: Storage) -> Self {
Self::new_with_plugin_dir(storage, default_plugin_dir())
}
pub fn new_with_plugin_dir(storage: Storage, plugin_dir: PathBuf) -> Self {
Self::new_with_plugin_dir_and_app_version(storage, plugin_dir, env!("CARGO_PKG_VERSION"))
}
pub fn new_with_plugin_dir_and_app_version(
storage: Storage,
plugin_dir: PathBuf,
app_version: impl Into<String>,
) -> Self {
Self::new_with_plugin_and_agent_dir_and_app_version(storage, plugin_dir, default_agent_dir(), app_version)
}
pub fn new_with_plugin_and_agent_dir_and_app_version(
storage: Storage,
plugin_dir: PathBuf,
agent_dir: PathBuf,
app_version: impl Into<String>,
) -> Self {
Self {
connections: RwLock::new(HashMap::new()),
configs: RwLock::new(HashMap::new()),
running_queries: RunningQueries::default(),
tunnels: TunnelManager::new(),
proxy_tunnels: ProxyTunnelManager::new(),
storage,
plugins: PluginRegistry::new(plugin_dir),
agent_manager: crate::agent_manager::AgentManager::new_with_base_dir_and_app_version(
agent_dir,
app_version,
),
}
}
pub fn jdbc_unavailable_error(&self) -> String {
match self.plugins.find_driver("jdbc") {
Ok(Some(_)) => "JDBC plugin is installed, but the connection could not be opened.".to_string(),
Ok(None) => JDBC_PLUGIN_NOT_INSTALLED.to_string(),
Err(err) => format!("Failed to inspect JDBC plugin: {err}"),
}
}
pub async fn test_external_driver(&self, driver_id: &str, config: &ConnectionConfig) -> Result<String, String> {
let params = serde_json::json!({ "connection": config });
let env = self.external_driver_runtime_env(driver_id)?;
self.plugins
.invoke_driver_with_env_and_timeout::<serde_json::Value>(
driver_id,
"testConnection",
params,
env,
Some(external_driver_connect_timeout(config)),
)
.await?;
Ok("Connection successful".to_string())
}
pub async fn external_driver_pool(&self, driver_id: &str, config: &ConnectionConfig) -> Result<PoolKind, String> {
let env = self.external_driver_runtime_env(driver_id)?;
let session = self.plugins.start_driver_session_with_env(driver_id, env).await?;
let params = serde_json::json!({ "connection": config });
session
.invoke_with_timeout::<serde_json::Value>("connect", params, Some(external_driver_connect_timeout(config)))
.await?;
Ok(PoolKind::ExternalDriver { driver_id: driver_id.to_string(), config: Arc::new(config.clone()), session })
}
fn external_driver_runtime_env(&self, driver_id: &str) -> Result<PluginRuntimeEnv, String> {
if driver_id != "jdbc" {
return Ok(PluginRuntimeEnv::default());
}
let state = self.agent_manager.load_state();
if state.java_runtime.mode == JavaRuntimeMode::Managed && !self.agent_manager.is_jre_installed(DEFAULT_JRE_KEY)
{
return Ok(PluginRuntimeEnv::default());
}
let java = self.agent_manager.resolve_java_runtime(&state, DEFAULT_JRE_KEY)?;
Ok(PluginRuntimeEnv::default().with_var("DBX_JAVA_BIN", java.to_string_lossy().to_string()))
}
pub async fn get_or_create_pool(&self, connection_id: &str, database: Option<&str>) -> Result<String, String> {
self.get_or_create_pool_for_session(connection_id, database, None).await
}
pub async fn get_or_create_pool_for_session(
&self,
connection_id: &str,
database: Option<&str>,
client_session_id: Option<&str>,
) -> Result<String, String> {
let db_type = {
let configs = self.configs.read().await;
configs.get(connection_id).map(|c| c.db_type)
};
let base_pool_key = base_pool_key_for(db_type, connection_id, database, false);
let pool_key = session_scoped_pool_key_for(db_type, base_pool_key, client_session_id);
let conns = self.connections.read().await;
if conns.contains_key(&pool_key) {
return Ok(pool_key);
} else {
drop(conns);
}
let configs = self.configs.read().await;
let config = configs.get(connection_id).ok_or("Connection config not found")?.clone();
drop(configs);
let db_config = database_connection_config(&config, database);
let (host, port) = self.connection_host_port(connection_id, &db_config).await?;
probe_connection_endpoint(&db_config, &host, port).await?;
let url = connection_url_for_endpoint(&db_config, &host, port);
let connect_timeout = std::time::Duration::from_secs(db_config.effective_connect_timeout_secs());
let pool = match db_config.db_type {
DatabaseType::Mysql if db_config.needs_bare_mysql() => {
PoolKind::Mysql(db::mysql::connect_bare(&url, connect_timeout).await?, MysqlMode::Bare)
}
DatabaseType::Mysql => {
let pool =
db::mysql::connect_with_ca_cert(&url, Some(&db_config.ca_cert_path), connect_timeout).await?;
let mode = detect_ob_oracle_mode(&db_config, &pool).await;
PoolKind::Mysql(pool, mode)
}
DatabaseType::Doris | DatabaseType::StarRocks => {
PoolKind::Mysql(db::mysql::connect_bare(&url, connect_timeout).await?, MysqlMode::Bare)
}
DatabaseType::Postgres | DatabaseType::Redshift | DatabaseType::Gaussdb | DatabaseType::OpenGauss => {
PoolKind::Postgres(db::postgres::connect(&url, connect_timeout).await?)
}
DatabaseType::Sqlite => {
let extensions = db::sqlite::sqlite_extension_specs_from_url_params(db_config.url_params.as_deref())
.into_iter()
.map(|mut extension| {
extension.path = expand_tilde(&extension.path);
extension
})
.collect();
PoolKind::Sqlite(
db::sqlite::connect_path_with_extensions(&expand_tilde(&db_config.host), extensions).await?,
)
}
DatabaseType::Redis => {
let con = if db_config.uses_redis_cluster() {
db::redis_driver::RedisConnection::Cluster(db::redis_driver::connect_cluster(&db_config).await?)
} else if db_config.uses_redis_sentinel() {
db::redis_driver::RedisConnection::Direct(tokio::sync::Mutex::new(
db::redis_driver::connect_sentinel(&db_config).await?,
))
} else {
db::redis_driver::RedisConnection::Direct(tokio::sync::Mutex::new(
db::redis_driver::connect(&url, connect_timeout).await?,
))
};
PoolKind::Redis(con)
}
DatabaseType::DuckDb => {
let con = db::duckdb_driver::connect_path(&expand_tilde(&db_config.host))?;
{
let locked = con.lock().map_err(|e| e.to_string())?;
for attached in &db_config.attached_databases {
crate::schema::duckdb_attach_database(&locked, &attached.name, &expand_tilde(&attached.path))?;
}
}
PoolKind::DuckDb(con)
}
DatabaseType::MongoDb => {
let native_err = match db::mongo_driver::connect(&url, connect_timeout).await {
Ok(client) => match db::mongo_driver::test_connection(
&client,
connect_timeout,
db_config.effective_database(),
)
.await
{
Ok(()) => {
self.connections.write().await.insert(pool_key.clone(), PoolKind::MongoDb(client));
return Ok(pool_key);
}
Err(e) => e,
},
Err(e) => e,
};
if native_err.contains("wire version") {
log::info!("Native MongoDB driver failed ({native_err}), falling back to agent driver");
let connect_params = serde_json::json!({ "connection": agent_connect_params(&db_config, &host, port, db_config.effective_database().unwrap_or("")) });
let mut client = self.agent_manager.spawn(&DatabaseType::MongoDb, None).await?;
client.connect(connect_params).await.map_err(|err| mongo_legacy_error_with_auth_hint(&err))?;
PoolKind::Agent(Arc::new(tokio::sync::Mutex::new(client)))
} else {
return Err(native_err);
}
}
DatabaseType::ClickHouse => {
let username = if db_config.username.is_empty() { None } else { Some(db_config.username.clone()) };
let password = if db_config.password.is_empty() { None } else { Some(db_config.password.clone()) };
let client = db::clickhouse_driver::ChClient::new_with_ca_cert(
&url,
username,
password,
Some(&db_config.ca_cert_path),
connect_timeout,
)?;
db::clickhouse_driver::test_connection(&client, connect_timeout).await?;
PoolKind::ClickHouse(client)
}
DatabaseType::SqlServer => {
let client = db::sqlserver::connect(
&host,
port,
&db_config.username,
&db_config.password,
db_config.database.as_deref(),
connect_timeout,
)
.await?;
PoolKind::SqlServer(Arc::new(tokio::sync::Mutex::new(client)))
}
DatabaseType::Elasticsearch => {
let accept_invalid_certs = db_config.ssl;
let client = db::elasticsearch_driver::EsClient::new(
&url,
Some(&db_config.username),
Some(&db_config.password),
accept_invalid_certs,
connect_timeout,
);
db::elasticsearch_driver::test_connection(&client, connect_timeout).await?;
PoolKind::Elasticsearch(client)
}
DatabaseType::Dameng
| DatabaseType::Kingbase
| DatabaseType::Highgo
| DatabaseType::Vastbase
| DatabaseType::Goldendb
| DatabaseType::Yashandb
| DatabaseType::Databricks
| DatabaseType::SapHana
| DatabaseType::Teradata
| DatabaseType::Vertica
| DatabaseType::Firebird
| DatabaseType::Exasol
| DatabaseType::OceanbaseOracle
| DatabaseType::Gbase
| DatabaseType::Oracle
| DatabaseType::H2
| DatabaseType::Snowflake
| DatabaseType::Trino
| DatabaseType::Hive
| DatabaseType::Db2
| DatabaseType::Informix
| DatabaseType::Neo4j
| DatabaseType::Cassandra
| DatabaseType::Bigquery
| DatabaseType::Kylin
| DatabaseType::Sundb
| DatabaseType::Tdengine
| DatabaseType::Xugu
| DatabaseType::Iris
| DatabaseType::Access => {
let connect_params =
agent_connect_params(&db_config, &host, port, db_config.effective_database().unwrap_or(""));
let mut client =
self.agent_manager.spawn(&db_config.db_type, db_config.driver_profile.as_deref()).await?;
let connect_result =
client.call_method::<serde_json::Value>(AgentMethod::Connect, connect_params.clone()).await;
if let Err(err) = connect_result {
if let Some(alternate_config) = oracle_alternate_connect_config(&db_config, &err) {
log::warn!(
"Oracle connect failed with {:?} descriptor: {}. Retrying with {:?} descriptor.",
db_config.oracle_connection_type,
err,
alternate_config.oracle_connection_type
);
client
.call_method::<serde_json::Value>(
AgentMethod::Connect,
agent_connect_params(
&alternate_config,
&host,
port,
alternate_config.effective_database().unwrap_or(""),
),
)
.await
.map_err(|alternate_err| {
format!("{err}\n\nFallback with alternate Oracle descriptor failed: {alternate_err}")
})?;
} else if should_retry_oracle_with_10g_driver(&db_config, &err) {
log::warn!(
"Oracle connect failed with profile {:?}: {}. Retrying with legacy Oracle profiles.",
db_config.driver_profile,
err
);
let mut fallback_errors = Vec::new();
let mut connected_client = None;
for profile in oracle_auth_fallback_profiles(&db_config, &err) {
match self.agent_manager.spawn(&db_config.db_type, Some(profile)).await {
Ok(mut fallback_client) => {
match fallback_client
.call_method::<serde_json::Value>(AgentMethod::Connect, connect_params.clone())
.await
{
Ok(_) => {
connected_client = Some(fallback_client);
break;
}
Err(fallback_err) => {
fallback_errors.push(format!("{profile}: {fallback_err}"));
}
}
}
Err(fallback_err) => {
fallback_errors.push(format!("{profile}: {fallback_err}"));
}
}
}
client = connected_client.ok_or_else(|| {
format!(
"{err}\n\nFallback with legacy Oracle drivers failed: {}",
fallback_errors.join("\n")
)
})?;
} else {
return Err(err);
}
}
PoolKind::Agent(Arc::new(tokio::sync::Mutex::new(client)))
}
DatabaseType::Jdbc => {
let mut jdbc_config = db_config.clone();
if host != config.host || port != config.port {
if let Some(ref url) = jdbc_config.connection_string {
jdbc_config.connection_string = Some(rewrite_jdbc_url_host(url, &host, port));
}
}
self.external_driver_pool("jdbc", &jdbc_config).await?
}
};
self.connections.write().await.insert(pool_key.clone(), pool);
Ok(pool_key)
}
pub async fn connection_host_port(
&self,
connection_id: &str,
config: &ConnectionConfig,
) -> Result<(String, u16), String> {
let ssh_hops = config.effective_ssh_tunnels();
if ssh_hops.is_empty() {
if config.proxy_enabled && !config.proxy_host.is_empty() {
if let Some(local_port) = self.proxy_tunnels.local_port(connection_id).await {
return Ok(("127.0.0.1".to_string(), local_port));
}
let (remote_host, remote_port) = if config.db_type == DatabaseType::MongoDb {
config
.connection_string
.as_deref()
.filter(|s| !s.is_empty())
.and_then(parse_mongo_first_host)
.unwrap_or_else(|| (config.host.clone(), config.port))
} else if config.db_type == DatabaseType::Jdbc {
config
.connection_string
.as_deref()
.filter(|s| !s.is_empty())
.and_then(parse_jdbc_host_port)
.unwrap_or_else(|| (config.host.clone(), config.port))
} else {
(config.host.clone(), config.port)
};
let local_port = self
.proxy_tunnels
.start_tunnel(
connection_id,
config.proxy_type,
&config.proxy_host,
config.proxy_port,
&config.proxy_username,
&config.proxy_password,
&remote_host,
remote_port,
)
.await?;
return Ok(("127.0.0.1".to_string(), local_port));
}
return Ok((config.host.clone(), config.port));
}
if let Some(local_port) = self.tunnels.local_port(connection_id).await {
return Ok(("127.0.0.1".to_string(), local_port));
}
let (remote_host, remote_port) = if config.db_type == DatabaseType::MongoDb {
config
.connection_string
.as_deref()
.filter(|s| !s.is_empty())
.and_then(parse_mongo_first_host)
.unwrap_or_else(|| (config.host.clone(), config.port))
} else if config.db_type == DatabaseType::Jdbc {
config
.connection_string
.as_deref()
.filter(|s| !s.is_empty())
.and_then(parse_jdbc_host_port)
.unwrap_or_else(|| (config.host.clone(), config.port))
} else {
(config.host.clone(), config.port)
};
let local_port = self.tunnels.start_chain(connection_id, &ssh_hops, &remote_host, remote_port).await?;
Ok(("127.0.0.1".to_string(), local_port))
}
pub async fn reconnect_pool(&self, connection_id: &str, database: Option<&str>) -> Result<String, String> {
self.reconnect_pool_for_session(connection_id, database, None).await
}
pub async fn reconnect_pool_for_session(
&self,
connection_id: &str,
database: Option<&str>,
client_session_id: Option<&str>,
) -> Result<String, String> {
let db_type = {
let configs = self.configs.read().await;
configs.get(connection_id).map(|c| c.db_type)
};
let base_pool_key = base_pool_key_for(db_type, connection_id, database, true);
let pool_key = session_scoped_pool_key_for(db_type, base_pool_key, client_session_id);
if self.uses_forwarded_transport(connection_id).await {
self.remove_connection_pools(connection_id).await;
self.reset_connection_transport(connection_id).await;
} else {
let removed = self.connections.write().await.remove(&pool_key);
if let Some(pool) = removed {
close_pool_kind(pool).await;
}
}
self.get_or_create_pool_for_session(connection_id, database, client_session_id).await
}
pub async fn close_client_session_pool(
&self,
connection_id: &str,
database: Option<&str>,
client_session_id: &str,
) -> Result<bool, String> {
let session = normalize_client_session_id(Some(client_session_id));
let Some(session) = session else {
return Ok(false);
};
let db_type = {
let configs = self.configs.read().await;
configs.get(connection_id).map(|c| c.db_type)
};
let base_pool_key = base_pool_key_for(db_type, connection_id, database, false);
let pool_key = session_scoped_pool_key_for(db_type, base_pool_key.clone(), Some(&session));
if pool_key == base_pool_key {
return Ok(false);
}
let removed = self.connections.write().await.remove(&pool_key);
if let Some(pool) = removed {
close_pool_kind(pool).await;
Ok(true)
} else {
Ok(false)
}
}
pub async fn close_database_pool(&self, connection_id: &str, database: Option<&str>) -> Result<bool, String> {
let db_type = {
let configs = self.configs.read().await;
configs.get(connection_id).map(|c| c.db_type)
};
let base_pool_key = base_pool_key_for(db_type, connection_id, database, false);
let session_prefix = format!("{base_pool_key}:session:");
let mut conns = self.connections.write().await;
let keys_to_remove: Vec<String> =
conns.keys().filter(|key| *key == &base_pool_key || key.starts_with(&session_prefix)).cloned().collect();
let mut removed = Vec::with_capacity(keys_to_remove.len());
for key in keys_to_remove {
if let Some(pool) = conns.remove(&key) {
removed.push(pool);
}
}
drop(conns);
let closed = !removed.is_empty();
for pool in removed {
close_pool_kind(pool).await;
}
Ok(closed)
}
pub async fn duckdb_existing_pool_is_usable_for_config(&self, config: &ConnectionConfig) -> Result<bool, String> {
if config.db_type != DatabaseType::DuckDb {
return Ok(false);
}
let matches_existing_config = {
let configs = self.configs.read().await;
configs.get(&config.id).is_some_and(|existing| {
existing.db_type == DatabaseType::DuckDb && duckdb_paths_match(&existing.host, &config.host)
})
};
if !matches_existing_config {
return Ok(false);
}
let duckdb_pool = {
let conns = self.connections.read().await;
match conns.get(&config.id) {
Some(PoolKind::DuckDb(con)) => Some(con.clone()),
_ => None,
}
};
let Some(con) = duckdb_pool else {
return Ok(false);
};
let locked = con.lock().map_err(|e| e.to_string())?;
locked.execute_batch("SELECT 1;").map_err(|e| format!("DuckDb connection failed: {e}"))?;
Ok(true)
}
pub async fn reset_connection_transport(&self, connection_id: &str) {
self.tunnels.stop_tunnel(connection_id).await;
self.proxy_tunnels.stop_tunnel(connection_id).await;
}
pub async fn refresh_connections(&self) {
// Clone pool handles under a short-lived read lock, then release it
// before performing I/O-heavy health checks to avoid blocking writers.
let checks: Vec<(String, PoolKind)> = {
let conns = self.connections.read().await;
conns
.iter()
.filter(|(_, pool)| matches!(pool, PoolKind::Mysql(..) | PoolKind::Postgres(..)))
.map(|(key, pool)| (key.clone(), clone_pool_kind(pool)))
.collect()
};
let mut dead_keys = Vec::new();
for (key, pool) in &checks {
let healthy = match pool {
PoolKind::Mysql(p, _) => match db::mysql::get_conn_with_health_check(p).await {
Ok(_) => true,
Err(e) => {
log::warn!("MySQL connection pool '{key}' is unhealthy: {e}");
false
}
},
PoolKind::Postgres(p) => match p.get().await {
Ok(client) => match client.simple_query("SELECT 1").await {
Ok(_) => true,
Err(e) => {
log::warn!("PostgreSQL connection pool '{key}' is unhealthy: {e}");
false
}
},
Err(e) => {
log::warn!("PostgreSQL connection pool '{key}' is unhealthy: {e}");
false
}
},
_ => true,
};
if !healthy {
dead_keys.push(key.clone());
}
}
// Remove dead pools
if !dead_keys.is_empty() {
let mut conns = self.connections.write().await;
for key in &dead_keys {
if let Some(pool) = conns.remove(key) {
close_pool_kind(pool).await;
}
}
}
// Re-establish SSH tunnels that have died
let tunnel_connection_ids: Vec<String> = {
let configs = self.configs.read().await;
configs.iter().filter(|(_, c)| c.has_effective_ssh_tunnels()).map(|(id, _)| id.clone()).collect()
};
for connection_id in tunnel_connection_ids {
self.tunnels.stop_tunnel(&connection_id).await;
// Tunnels will be re-created on next pool access via connection_host_port
}
// Re-establish proxy tunnels
let proxy_connection_ids: Vec<String> = {
let configs = self.configs.read().await;
configs
.iter()
.filter(|(_, c)| c.proxy_enabled && !c.proxy_host.is_empty())
.map(|(id, _)| id.clone())
.collect()
};
for connection_id in proxy_connection_ids {
self.proxy_tunnels.stop_tunnel(&connection_id).await;
}
}
pub async fn remove_connection_pools(&self, connection_id: &str) {
let mut conns = self.connections.write().await;
let keys_to_remove: Vec<String> = conns
.keys()
.filter(|k| *k == connection_id || k.starts_with(&format!("{connection_id}:")))
.cloned()
.collect();
let mut removed = Vec::with_capacity(keys_to_remove.len());
for key in keys_to_remove {
if let Some(pool) = conns.remove(&key) {
removed.push(pool);
}
}
drop(conns);
for pool in removed {
close_pool_kind(pool).await;
}
}
async fn uses_forwarded_transport(&self, connection_id: &str) -> bool {
let configs = self.configs.read().await;
configs.get(connection_id).is_some_and(|config| {
config.has_effective_ssh_tunnels() || (config.proxy_enabled && !config.proxy_host.is_empty())
})
}
}
fn normalize_client_session_id(client_session_id: Option<&str>) -> Option<String> {
client_session_id.map(str::trim).filter(|session| !session.is_empty()).map(|session| session.replace(':', "_"))
}
fn session_scoped_pool_key(base_pool_key: String, client_session_id: Option<&str>) -> String {
normalize_client_session_id(client_session_id)
.map(|session| format!("{base_pool_key}:session:{session}"))
.unwrap_or(base_pool_key)
}
fn session_scoped_pool_key_for(
db_type: Option<DatabaseType>,
base_pool_key: String,
client_session_id: Option<&str>,
) -> String {
if matches!(db_type, Some(DatabaseType::DuckDb)) {
return base_pool_key;
}
session_scoped_pool_key(base_pool_key, client_session_id)
}
fn clone_pool_kind(pool: &PoolKind) -> PoolKind {
match pool {
PoolKind::Mysql(p, mode) => PoolKind::Mysql(p.clone(), *mode),
PoolKind::Postgres(p) => PoolKind::Postgres(p.clone()),
other => panic!("clone_pool_kind not supported for {:?}", std::mem::discriminant(other)),
}
}
pub async fn close_pool_kind(pool: PoolKind) {
match pool {
PoolKind::Mysql(p, _) => {
let _ = p.disconnect().await;
}
PoolKind::Postgres(p) => p.close(),
PoolKind::Sqlite(_) => {}
PoolKind::Redis(_) => {}
PoolKind::DuckDb(con) => {
crate::db::duckdb_driver::close_connection(con);
}
PoolKind::MongoDb(_) => {}
PoolKind::ClickHouse(_) => {}
PoolKind::SqlServer(_) => {}
PoolKind::Elasticsearch(_) => {}
PoolKind::Agent(client) => {
let mut client = client.lock().await;
let _ = client.disconnect().await;
}
PoolKind::ExternalTabular(_) => {}
PoolKind::ExternalDriver { .. } => {}
}
}
fn base_pool_key_for(
db_type: Option<DatabaseType>,
connection_id: &str,
database: Option<&str>,
include_elasticsearch_single_pool: bool,
) -> String {
let is_single_connection_pool = db_type.as_ref().is_some_and(|db_type| {
let is_single = database_capabilities::is_single_connection_pool(db_type)
|| (include_elasticsearch_single_pool && *db_type == DatabaseType::Elasticsearch);
is_single && !database_capabilities::is_agent_type(db_type)
});
if is_single_connection_pool {
connection_id.to_string()
} else {
match database.map(str::trim).filter(|db| !db.is_empty()) {
Some(db) => format!("{connection_id}:{db}"),
None => connection_id.to_string(),
}
}
}
fn default_plugin_dir() -> PathBuf {
default_dbx_dir().join("plugins")
}
fn default_agent_dir() -> PathBuf {
default_dbx_dir().join("agents")
}
fn default_dbx_dir() -> PathBuf {
let home = std::env::var(if cfg!(windows) { "USERPROFILE" } else { "HOME" }).unwrap_or_else(|_| ".".to_string());
PathBuf::from(home).join(".dbx")
}
pub fn connection_url_for_endpoint(config: &ConnectionConfig, host: &str, port: u16) -> String {
let normalized = native_postgres_url_config(config);
let config = normalized.as_ref().unwrap_or(config);
if host == config.host && port == config.port {
config.connection_url()
} else {
config.connection_url_with_host(host, port)
}
}
pub fn redacted_connection_url_for_endpoint(config: &ConnectionConfig, host: &str, port: u16) -> String {
let normalized = native_postgres_url_config(config);
let config = normalized.as_ref().unwrap_or(config);
if host == config.host && port == config.port {
config.redacted_connection_url()
} else {
config.redacted_connection_url_with_host(host, port)
}
}
fn external_driver_connect_timeout(config: &ConnectionConfig) -> std::time::Duration {
std::time::Duration::from_secs(config.effective_connect_timeout_secs().max(30))
}
fn native_postgres_url_config(config: &ConnectionConfig) -> Option<ConnectionConfig> {
match config.db_type {
DatabaseType::Gaussdb | DatabaseType::OpenGauss => {
let mut normalized = config.clone();
if config.db_type == DatabaseType::Gaussdb {
let params = normalized.url_params.as_deref().unwrap_or("").trim().trim_start_matches('?');
if !params.to_lowercase().contains("sslmode=") {
normalized.url_params = Some(if params.is_empty() {
if config.ssl {
"sslmode=require".to_string()
} else {
"sslmode=disable".to_string()
}
} else {
let sslmode = if config.ssl { "sslmode=require" } else { "sslmode=disable" };
format!("{sslmode}&{params}")
});
}
}
normalized.db_type = DatabaseType::Postgres;
Some(normalized)
}
_ => None,
}
}
fn duckdb_paths_match(left: &str, right: &str) -> bool {
let left = expand_tilde(left);
let right = expand_tilde(right);
if db::duckdb_driver::is_memory_database_path(&left) || db::duckdb_driver::is_memory_database_path(&right) {
return left.trim().eq_ignore_ascii_case(right.trim());
}
if let (Ok(left_path), Ok(right_path)) = (std::fs::canonicalize(&left), std::fs::canonicalize(&right)) {
return left_path == right_path;
}
if cfg!(windows) {
left.eq_ignore_ascii_case(&right)
} else {
left == right
}
}
pub async fn probe_connection_endpoint(config: &ConnectionConfig, host: &str, port: u16) -> Result<(), String> {
if !uses_tcp_probe(config, host, port) {
return Ok(());
}
let timeout = std::time::Duration::from_secs(config.effective_connect_timeout_secs());
db::probe_tcp_endpoint(&format!("{:?}", config.db_type), host, port, timeout).await
}
fn uses_tcp_probe(config: &ConnectionConfig, host: &str, port: u16) -> bool {
if config.db_type == DatabaseType::MongoDb
&& config.connection_string.as_deref().is_some_and(|value| !value.is_empty())
{
return false;
}
if database_capabilities::skips_tcp_probe(&config.db_type) {
return false;
}
if is_original_hostname_endpoint(config, host, port) {
return false;
}
true
}
fn is_original_hostname_endpoint(config: &ConnectionConfig, host: &str, port: u16) -> bool {
host == config.host && port == config.port && host.parse::<std::net::IpAddr>().is_err()
}
async fn detect_ob_oracle_mode(config: &ConnectionConfig, pool: &db::mysql::MySqlPool) -> MysqlMode {
let profile = config.driver_profile.as_deref().unwrap_or("").to_lowercase();
if !profile.contains("oceanbase") {
return MysqlMode::Normal;
}
let mut conn = match pool.get_conn().await {
Ok(c) => c,
Err(_) => return MysqlMode::Normal,
};
let result = conn.query_iter("SHOW VARIABLES LIKE 'ob_compatibility_mode'").await;
let rows: Vec<MysqlRow> = match result {
Ok(r) => match r.collect_and_drop().await {
Ok(rows) => rows,
Err(_) => return MysqlMode::Normal,
},
Err(_) => return MysqlMode::Normal,
};
match rows.first() {
Some(row) => {
let val: String = row.get(1).unwrap_or_default();
if val.to_lowercase() == "oracle" {
MysqlMode::OceanBaseOracle
} else {
MysqlMode::Normal
}
}
None => MysqlMode::Normal,
}
}
#[cfg(test)]
mod tests {
use super::{
connection_url_for_endpoint, database_connection_config, metadata_connection_config,
redacted_connection_url_for_endpoint, uses_tcp_probe, AppState, PoolKind,
};
use crate::agent_connection::{
agent_connect_params, mongo_legacy_error_with_auth_hint, oracle_alternate_connect_config,
should_retry_oracle_with_10g_driver,
};
use crate::agent_manager::{AgentState, JavaRuntimeConfig, JavaRuntimeMode, DEFAULT_JRE_KEY};
use crate::db;
use crate::models::connection::{default_connect_timeout_secs, ConnectionConfig, DatabaseType, ProxyType};
use crate::schema;
use crate::storage::Storage;
fn mysql_config(database: Option<&str>) -> ConnectionConfig {
ConnectionConfig {
id: "conn".to_string(),
name: "MySQL".to_string(),
db_type: DatabaseType::Mysql,
driver_profile: None,
driver_label: None,
url_params: None,
host: "127.0.0.1".to_string(),
port: 3306,
username: "root".to_string(),
password: "secret".to_string(),
database: database.map(str::to_string),
visible_databases: None,
attached_databases: Vec::new(),
color: None,
ssh_enabled: false,
ssh_host: String::new(),
ssh_port: 22,
ssh_user: String::new(),
ssh_password: String::new(),
ssh_key_path: String::new(),
ssh_key_passphrase: String::new(),
ssh_expose_lan: false,
ssh_connect_timeout_secs: crate::models::connection::default_ssh_connect_timeout_secs(),
ssh_tunnels: Vec::new(),
connect_timeout_secs: default_connect_timeout_secs(),
query_timeout_secs: crate::models::connection::default_query_timeout_secs(),
proxy_enabled: false,
proxy_type: ProxyType::Socks5,
proxy_host: String::new(),
proxy_port: 1080,
proxy_username: String::new(),
proxy_password: String::new(),
ssl: false,
ca_cert_path: String::new(),
sysdba: false,
oracle_connection_type: None,
connection_string: None,
redis_connection_mode: None,
redis_sentinel_master: String::new(),
redis_sentinel_nodes: String::new(),
redis_sentinel_username: String::new(),
redis_sentinel_password: String::new(),
redis_sentinel_tls: false,
redis_cluster_nodes: String::new(),
external_config: None,
jdbc_driver_class: None,
jdbc_driver_paths: Vec::new(),
one_time: false,
}
}
#[test]
fn agent_connect_params_include_url_params() {
let mut config = mysql_config(Some("testdb"));
config.username = "informix".to_string();
config.password = "in4mix".to_string();
config.url_params = Some("INFORMIXSERVER=informix;CLIENT_LOCALE=en_US.utf8".to_string());
let params = agent_connect_params(&config, "172.26.128.159", 20013, "testdb");
assert_eq!(params["host"], "172.26.128.159");
assert_eq!(params["port"], 20013);
assert_eq!(params["database"], "testdb");
assert_eq!(params["username"], "informix");
assert_eq!(params["password"], "in4mix");
assert_eq!(params["url_params"], "INFORMIXSERVER=informix;CLIENT_LOCALE=en_US.utf8");
}
#[test]
fn agent_connect_params_build_mongodb_connection_string_from_form_fields() {
let mut config = mysql_config(Some("RestCloud_V45PUB_Gateway"));
config.db_type = DatabaseType::MongoDb;
config.host = "172.22.4.42".to_string();
config.port = 27017;
config.username = "mongouser".to_string();
config.password = "secret".to_string();
config.url_params = Some("authSource=admin&authMechanism=SCRAM-SHA-1".to_string());
let params = agent_connect_params(&config, "172.22.4.42", 27017, "RestCloud_V45PUB_Gateway");
assert_eq!(params["connection_string"], "mongodb://mongouser:secret@172.22.4.42:27017/RestCloud%5FV45PUB%5FGateway?authSource=admin&authMechanism=SCRAM-SHA-1");
}
#[test]
fn agent_connect_params_mongodb_uses_connection_string_database_when_database_is_empty() {
let mut config = mysql_config(None);
config.db_type = DatabaseType::MongoDb;
config.connection_string =
Some("mongodb://mongouser:secret@172.22.4.42:27017/RestCloud_V45PUB_Gateway?authSource=admin".to_string());
let params = agent_connect_params(&config, "172.22.4.42", 27017, "");
assert_eq!(params["database"], "RestCloud_V45PUB_Gateway");
}
#[test]
fn mongo_legacy_auth_error_adds_auth_source_hint() {
let err = "Agent RPC error: Exception authenticating MongoCredential{mechanism=SCRAM-SHA-1, userName='rwuser', source='gray_lite_twin_fat'}";
assert_eq!(
mongo_legacy_error_with_auth_hint(err),
"Agent RPC error: Exception authenticating MongoCredential{mechanism=SCRAM-SHA-1, userName='rwuser', source='gray_lite_twin_fat'}\n\nCurrent authentication database: gray_lite_twin_fat. If this user was created in admin, set Authentication database to admin or add authSource=admin to URL params."
);
}
#[test]
fn agent_connect_params_build_oracle_service_connection_string() {
let mut config = mysql_config(Some("ORCLPDB1"));
config.db_type = DatabaseType::Oracle;
config.host = "oracle.example.com".to_string();
config.port = 1521;
config.username = "system".to_string();
config.password = "oracle".to_string();
config.sysdba = true;
config.oracle_connection_type = Some("service_name".to_string());
let params = agent_connect_params(&config, "oracle.example.com", 1521, "ORCLPDB1");
assert_eq!(params["database"], "ORCLPDB1");
assert_eq!(params["sysdba"], true);
assert_eq!(params["connection_string"], "jdbc:oracle:thin:@//oracle.example.com:1521/ORCLPDB1");
}
#[test]
fn agent_connect_params_build_postgres_like_agent_connection_string_for_selected_database() {
let cases = [
(
DatabaseType::Kingbase,
"kingbase.example.com",
54321,
"jdbc:kingbase8://kingbase.example.com:54321/platform_face_jgj",
"jdbc:kingbase8://kingbase.example.com:54321/platform_face_freezer_jgj?sslmode=disable",
),
(
DatabaseType::Highgo,
"highgo.example.com",
5866,
"jdbc:highgo://highgo.example.com:5866/highgo",
"jdbc:highgo://highgo.example.com:5866/platform_face_freezer_jgj?sslmode=disable",
),
(
DatabaseType::Vastbase,
"vastbase.example.com",
5432,
"jdbc:vastbase://vastbase.example.com:5432/postgres",
"jdbc:vastbase://vastbase.example.com:5432/platform_face_freezer_jgj?sslmode=disable",
),
];
for (db_type, host, port, stale_connection_string, expected_connection_string) in cases {
let mut config = mysql_config(Some("platform_face_jgj"));
config.db_type = db_type;
config.host = host.to_string();
config.port = port;
config.username = "system".to_string();
config.password = "secret".to_string();
config.url_params = Some("sslmode=disable".to_string());
config.connection_string = Some(stale_connection_string.to_string());
let params = agent_connect_params(&config, host, port, "platform_face_freezer_jgj");
assert_eq!(params["database"], "platform_face_freezer_jgj");
assert_eq!(params["connection_string"], expected_connection_string);
}
}
#[test]
fn agent_connect_params_build_oracle_sid_connection_string() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
config.oracle_connection_type = Some("sid".to_string());
let params = agent_connect_params(&config, "127.0.0.1", 11521, "ORCL");
assert_eq!(params["connection_string"], "jdbc:oracle:thin:@127.0.0.1:11521:ORCL");
}
#[test]
fn agent_connect_params_preserve_legacy_oracle_configs_as_service_name() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
config.oracle_connection_type = None;
let params = agent_connect_params(&config, "127.0.0.1", 11521, "ORCL");
assert_eq!(params["connection_string"], "jdbc:oracle:thin:@//127.0.0.1:11521/ORCL");
}
#[test]
fn oracle_retry_guard_only_triggers_for_non_10g_listener_errors() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
config.driver_profile = Some("oracle".to_string());
assert!(should_retry_oracle_with_10g_driver(
&config,
"Agent RPC error (-1): ORA-28040: No matching authentication protocol"
));
assert!(!should_retry_oracle_with_10g_driver(&config, "Agent RPC error (-1): ORA-12541: TNS:no listener"));
assert!(!should_retry_oracle_with_10g_driver(&config, "host xxx port 1521 中没有监听程序"));
config.driver_profile = Some("oracle-10g".to_string());
assert!(!should_retry_oracle_with_10g_driver(&config, "Agent RPC error (-1): ORA-12541: TNS:no listener"));
assert!(!should_retry_oracle_with_10g_driver(
&config,
"Agent RPC error (-1): ORA-28040: No matching authentication protocol"
));
config.driver_profile = Some("oracle".to_string());
assert!(!should_retry_oracle_with_10g_driver(
&config,
"Agent RPC error (-1): ORA-01017: invalid username/password"
));
}
#[test]
fn oracle_listener_errors_can_retry_with_alternate_connect_descriptor() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
config.driver_profile = Some("oracle".to_string());
config.oracle_connection_type = Some("service_name".to_string());
let retry = oracle_alternate_connect_config(
&config,
"Agent RPC error (-1): ORA-12514: listener does not currently know of service requested",
)
.expect("listener errors should allow alternate descriptor retry");
assert_eq!(retry.driver_profile.as_deref(), Some("oracle"));
assert_eq!(retry.oracle_connection_type.as_deref(), Some("sid"));
let service_retry = oracle_alternate_connect_config(
&retry,
"Agent RPC error (-1): ORA-12505: listener does not currently know of SID given",
)
.expect("SID listener errors should allow service-name retry");
assert_eq!(service_retry.oracle_connection_type.as_deref(), Some("service_name"));
assert!(oracle_alternate_connect_config(&config, "ORA-12541: TNS:no listener").is_none());
}
#[test]
fn oracle_alternate_descriptor_retry_skips_non_listener_errors_and_10g_profiles() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
config.driver_profile = Some("oracle".to_string());
assert!(oracle_alternate_connect_config(&config, "ORA-01017: invalid username/password").is_none());
config.driver_profile = Some("oracle-10g".to_string());
assert!(oracle_alternate_connect_config(&config, "ORA-12514: listener does not know service").is_none());
}
#[test]
fn oracle_alternate_descriptor_retry_skips_custom_connection_strings() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
config.driver_profile = Some("oracle".to_string());
config.connection_string = Some("jdbc:oracle:thin:@//oracle.example.com:1521/ORCL".to_string());
assert!(oracle_alternate_connect_config(&config, "ORA-12514: listener does not know service").is_none());
}
#[test]
fn agent_connect_params_build_saphana_connection_string_from_database_and_url_params() {
let mut config = mysql_config(Some("TENANT1"));
config.db_type = DatabaseType::SapHana;
config.host = "hana.example.com".to_string();
config.port = 30013;
config.username = "SYSTEM".to_string();
config.password = "secret".to_string();
config.url_params = Some("encrypt=true".to_string());
let params = agent_connect_params(&config, "hana.example.com", 30013, "TENANT1");
assert_eq!(params["database"], "TENANT1");
assert_eq!(params["connection_string"], "jdbc:sap://hana.example.com:30013/?databaseName=TENANT1&encrypt=true");
}
async fn test_app_state() -> (AppState, std::path::PathBuf) {
let dir = std::env::temp_dir().join(format!("dbx-core-test-{}", uuid::Uuid::new_v4()));
std::fs::create_dir_all(&dir).unwrap();
let storage = Storage::open(&dir.join("storage.db")).await.unwrap();
(AppState::new(storage), dir)
}
fn touch_executable(path: &std::path::Path) {
if let Some(parent) = path.parent() {
std::fs::create_dir_all(parent).unwrap();
}
std::fs::write(path, b"").unwrap();
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
let mut permissions = std::fs::metadata(path).unwrap().permissions();
permissions.set_mode(0o755);
std::fs::set_permissions(path, permissions).unwrap();
}
}
#[tokio::test]
async fn app_state_uses_explicit_agent_dir() {
let dir = std::env::temp_dir().join(format!("dbx-core-agent-dir-test-{}", uuid::Uuid::new_v4()));
std::fs::create_dir_all(&dir).unwrap();
let storage = Storage::open(&dir.join("storage.db")).await.unwrap();
let agent_dir = dir.join("agents");
let state = AppState::new_with_plugin_and_agent_dir_and_app_version(
storage,
dir.join("plugins"),
agent_dir.clone(),
"0.0.0-test",
);
assert_eq!(state.agent_manager.base_dir(), &agent_dir);
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn jdbc_plugin_env_uses_managed_jre_when_installed() {
let dir = std::env::temp_dir().join(format!("dbx-core-jdbc-managed-jre-{}", uuid::Uuid::new_v4()));
std::fs::create_dir_all(&dir).unwrap();
let storage = Storage::open(&dir.join("storage.db")).await.unwrap();
let state = AppState::new_with_plugin_and_agent_dir_and_app_version(
storage,
dir.join("plugins"),
dir.join("agents"),
"0.0.0-test",
);
let java = state.agent_manager.jre_java_path(DEFAULT_JRE_KEY);
touch_executable(&java);
let env = state.external_driver_runtime_env("jdbc").unwrap();
assert_eq!(env.get("DBX_JAVA_BIN"), Some(java.to_string_lossy().as_ref()));
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn jdbc_plugin_env_keeps_wrapper_fallback_when_managed_jre_is_missing() {
let dir = std::env::temp_dir().join(format!("dbx-core-jdbc-missing-jre-{}", uuid::Uuid::new_v4()));
std::fs::create_dir_all(&dir).unwrap();
let storage = Storage::open(&dir.join("storage.db")).await.unwrap();
let state = AppState::new_with_plugin_and_agent_dir_and_app_version(
storage,
dir.join("plugins"),
dir.join("agents"),
"0.0.0-test",
);
let env = state.external_driver_runtime_env("jdbc").unwrap();
assert_eq!(env.get("DBX_JAVA_BIN"), None);
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn jdbc_plugin_env_uses_custom_java_runtime() {
let dir = std::env::temp_dir().join(format!("dbx-core-jdbc-custom-jre-{}", uuid::Uuid::new_v4()));
std::fs::create_dir_all(&dir).unwrap();
let storage = Storage::open(&dir.join("storage.db")).await.unwrap();
let state = AppState::new_with_plugin_and_agent_dir_and_app_version(
storage,
dir.join("plugins"),
dir.join("agents"),
"0.0.0-test",
);
let java = dir.join("custom").join("bin").join(if cfg!(windows) { "java.exe" } else { "java" });
touch_executable(&java);
state
.agent_manager
.save_state(&AgentState {
java_runtime: JavaRuntimeConfig {
mode: JavaRuntimeMode::Custom,
custom_java_path: Some(java.to_string_lossy().to_string()),
},
..AgentState::default()
})
.unwrap();
let env = state.external_driver_runtime_env("jdbc").unwrap();
assert_eq!(env.get("DBX_JAVA_BIN"), Some(java.to_string_lossy().as_ref()));
let _ = std::fs::remove_dir_all(dir);
}
fn live_postgres_like_config(
db_type: DatabaseType,
host: &str,
port: u16,
username: &str,
password: &str,
url_params: Option<&str>,
) -> ConnectionConfig {
let mut config = mysql_config(Some("postgres"));
config.db_type = db_type;
config.host = host.to_string();
config.port = port;
config.username = username.to_string();
config.password = password.to_string();
config.url_params = url_params.map(str::to_string);
config
}
async fn assert_live_postgres_like_query(config: ConnectionConfig) {
let url = connection_url_for_endpoint(&config, &config.host, config.port);
let pool = db::postgres::connect(&url, std::time::Duration::from_secs(config.effective_connect_timeout_secs()))
.await
.unwrap_or_else(|err| {
panic!("failed to connect to {:?} at {}:{}: {}", config.db_type, config.host, config.port, err)
});
let result =
db::postgres::execute_query(&pool, "SELECT current_database(), current_schema()").await.unwrap_or_else(
|err| panic!("failed to query {:?} at {}:{}: {}", config.db_type, config.host, config.port, err),
);
assert_eq!(result.rows.len(), 1);
pool.close();
}
#[test]
fn mysql_metadata_connection_ignores_saved_default_database() {
let config = mysql_config(Some("app"));
let metadata = metadata_connection_config(&config);
assert_eq!(metadata.database, None);
assert_eq!(metadata.db_type, DatabaseType::Mysql);
}
#[test]
fn mysql_database_connection_keeps_requested_database() {
let config = mysql_config(Some("app"));
let scoped = database_connection_config(&config, Some("analytics"));
assert_eq!(scoped.database.as_deref(), Some("analytics"));
}
#[test]
fn gaussdb_database_connection_keeps_requested_database() {
let mut config = mysql_config(Some("postgres"));
config.db_type = DatabaseType::Gaussdb;
let scoped = database_connection_config(&config, Some("analytics"));
assert_eq!(scoped.database.as_deref(), Some("analytics"));
}
#[test]
fn gaussdb_endpoint_url_uses_postgres_scheme_for_native_driver() {
let mut config = mysql_config(Some("postgres"));
config.db_type = DatabaseType::Gaussdb;
config.username = "gaussdb".to_string();
config.password = "secret".to_string();
assert_eq!(
connection_url_for_endpoint(&config, &config.host, config.port),
"postgres://gaussdb:secret@127.0.0.1:3306/postgres?sslmode=disable"
);
assert_eq!(
redacted_connection_url_for_endpoint(&config, &config.host, config.port),
"postgres://127.0.0.1:3306/postgres?sslmode=disable"
);
}
#[test]
fn opengauss_endpoint_url_uses_postgres_scheme_for_native_driver() {
let mut config = mysql_config(Some("postgres"));
config.db_type = DatabaseType::OpenGauss;
config.username = "gaussdb".to_string();
config.password = "secret".to_string();
assert_eq!(
connection_url_for_endpoint(&config, &config.host, config.port),
"postgres://gaussdb:secret@127.0.0.1:3306/postgres"
);
}
#[test]
fn gaussdb_endpoint_url_keeps_explicit_sslmode() {
let mut config = mysql_config(Some("postgres"));
config.db_type = DatabaseType::Gaussdb;
config.username = "gaussdb".to_string();
config.password = "secret".to_string();
config.url_params = Some("sslmode=require&application_name=dbx".to_string());
assert_eq!(
connection_url_for_endpoint(&config, &config.host, config.port),
"postgres://gaussdb:secret@127.0.0.1:3306/postgres?sslmode=require&application_name=dbx"
);
}
#[test]
fn gaussdb_endpoint_url_uses_require_sslmode_when_tls_enabled() {
let mut config = mysql_config(Some("postgres"));
config.db_type = DatabaseType::Gaussdb;
config.username = "gaussdb".to_string();
config.password = "secret".to_string();
config.ssl = true;
assert_eq!(
connection_url_for_endpoint(&config, &config.host, config.port),
"postgres://gaussdb:secret@127.0.0.1:3306/postgres?sslmode=require"
);
}
#[test]
fn gaussdb_endpoint_url_prepends_default_sslmode_to_custom_params() {
let mut config = mysql_config(Some("postgres"));
config.db_type = DatabaseType::Gaussdb;
config.username = "gaussdb".to_string();
config.password = "secret".to_string();
config.url_params = Some("application_name=dbx".to_string());
assert_eq!(
connection_url_for_endpoint(&config, &config.host, config.port),
"postgres://gaussdb:secret@127.0.0.1:3306/postgres?sslmode=disable&application_name=dbx"
);
}
#[test]
fn mongodb_database_connection_keeps_saved_database_for_auth() {
let mut config = mysql_config(Some("admin"));
config.db_type = DatabaseType::MongoDb;
let scoped = database_connection_config(&config, Some("shop"));
assert_eq!(scoped.database.as_deref(), Some("admin"));
}
#[test]
fn oracle_database_connection_ignores_requested_database() {
let mut config = mysql_config(Some("ORCL"));
config.db_type = DatabaseType::Oracle;
let scoped = database_connection_config(&config, Some("analytics"));
assert_eq!(scoped.database.as_deref(), Some("ORCL"));
}
#[test]
fn agent_single_connection_types_keep_database_scoped_pool_keys() {
assert_eq!(
super::base_pool_key_for(Some(DatabaseType::Kingbase), "kingbase-conn", Some("app1"), false),
"kingbase-conn:app1"
);
assert_eq!(
super::base_pool_key_for(Some(DatabaseType::Oracle), "oracle-conn", Some("ORCLPDB1"), false),
"oracle-conn:ORCLPDB1"
);
assert_eq!(
super::base_pool_key_for(Some(DatabaseType::MongoDb), "mongo-conn", Some("shop"), false),
"mongo-conn:shop"
);
}
#[test]
fn non_agent_single_connection_types_still_share_pool_keys() {
assert_eq!(
super::base_pool_key_for(Some(DatabaseType::Sqlite), "sqlite-conn", Some("main"), false),
"sqlite-conn"
);
assert_eq!(
super::base_pool_key_for(Some(DatabaseType::DuckDb), "duckdb-conn", Some("analytics"), false),
"duckdb-conn"
);
assert_eq!(
super::base_pool_key_for(Some(DatabaseType::Jdbc), "jdbc-conn", Some("analytics"), false),
"jdbc-conn"
);
}
#[test]
fn mysql_hostname_connections_skip_tcp_probe() {
let mut config = mysql_config(Some("app"));
config.host = "mysql.example.com".to_string();
assert!(!uses_tcp_probe(&config, "mysql.example.com", 3306));
assert!(uses_tcp_probe(&config, "192.0.2.10", 3306));
assert!(uses_tcp_probe(&config, "127.0.0.1", 53306));
}
#[test]
fn native_hostname_connections_skip_tcp_probe() {
for db_type in [
DatabaseType::Postgres,
DatabaseType::Redshift,
DatabaseType::Redis,
DatabaseType::ClickHouse,
DatabaseType::SqlServer,
DatabaseType::Elasticsearch,
] {
let mut config = mysql_config(Some("app"));
config.db_type = db_type;
config.host = "db.example.com".to_string();
assert!(!uses_tcp_probe(&config, "db.example.com", config.port), "{db_type:?} hostname");
assert!(uses_tcp_probe(&config, "192.0.2.10", config.port), "{db_type:?} ip");
assert!(uses_tcp_probe(&config, "127.0.0.1", 54000), "{db_type:?} forwarded");
}
}
#[tokio::test]
async fn sqlite_get_or_create_pool_initializes_connection_for_web_route() {
let (state, dir) = test_app_state().await;
let db_path = dir.join("app.db");
std::fs::File::create(&db_path).unwrap();
let mut config = mysql_config(None);
config.id = "sqlite-conn".to_string();
config.name = "SQLite".to_string();
config.db_type = DatabaseType::Sqlite;
config.host = db_path.to_string_lossy().to_string();
config.port = 0;
state.configs.write().await.insert(config.id.clone(), config);
let pool_key = state.get_or_create_pool("sqlite-conn", None).await.unwrap();
assert_eq!(pool_key, "sqlite-conn");
let databases = schema::list_databases_core(&state, "sqlite-conn").await.unwrap();
assert_eq!(databases.len(), 1);
assert_eq!(databases[0].name, "main");
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn duckdb_existing_pool_can_be_used_for_connection_test() {
let (state, dir) = test_app_state().await;
let db_path = dir.join("app.duckdb");
duckdb::Connection::open(&db_path).unwrap();
let mut config = mysql_config(None);
config.id = "duckdb-conn".to_string();
config.name = "DuckDB".to_string();
config.db_type = DatabaseType::DuckDb;
config.host = db_path.to_string_lossy().to_string();
config.port = 0;
state.configs.write().await.insert(config.id.clone(), config.clone());
state.get_or_create_pool("duckdb-conn", None).await.unwrap();
assert!(state.duckdb_existing_pool_is_usable_for_config(&config).await.unwrap());
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn remove_connection_pools_clears_base_and_database_scoped_pools() {
let (state, dir) = test_app_state().await;
let pool = crate::db::sqlite::connect_path(":memory:").await.unwrap();
{
let mut conns = state.connections.write().await;
conns.insert("conn".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("conn:analytics".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("conn:session:tab-1".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("conn:analytics:session:tab-1".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("other".to_string(), PoolKind::Sqlite(pool));
}
state.remove_connection_pools("conn").await;
let conns = state.connections.read().await;
assert!(!conns.contains_key("conn"));
assert!(!conns.contains_key("conn:analytics"));
assert!(!conns.contains_key("conn:session:tab-1"));
assert!(!conns.contains_key("conn:analytics:session:tab-1"));
assert!(conns.contains_key("other"));
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn duckdb_client_session_reuses_base_pool_to_avoid_file_locks() {
let (state, dir) = test_app_state().await;
let db_path = dir.join("session.duckdb");
let mut config = mysql_config(None);
config.id = "duckdb-conn".to_string();
config.name = "DuckDB".to_string();
config.db_type = DatabaseType::DuckDb;
config.host = db_path.to_string_lossy().to_string();
config.port = 0;
state.configs.write().await.insert(config.id.clone(), config.clone());
let base_pool_key = state.get_or_create_pool("duckdb-conn", None).await.unwrap();
let pool_key = state.get_or_create_pool_for_session("duckdb-conn", Some("main"), Some("tab-1")).await.unwrap();
assert_eq!(pool_key, base_pool_key);
assert!(!state.close_client_session_pool("duckdb-conn", Some("main"), "tab-1").await.unwrap());
let conns = state.connections.read().await;
assert!(conns.contains_key("duckdb-conn"));
assert!(!conns.contains_key("duckdb-conn:session:tab-1"));
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn close_database_pool_removes_database_and_session_scoped_pools_only() {
let (state, dir) = test_app_state().await;
let mut config = mysql_config(None);
config.id = "conn".to_string();
state.configs.write().await.insert(config.id.clone(), config);
let pool = crate::db::sqlite::connect_path(":memory:").await.unwrap();
{
let mut conns = state.connections.write().await;
conns.insert("conn".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("conn:analytics".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("conn:analytics:session:tab-1".to_string(), PoolKind::Sqlite(pool.clone()));
conns.insert("conn:billing".to_string(), PoolKind::Sqlite(pool));
}
assert!(state.close_database_pool("conn", Some("analytics")).await.unwrap());
let conns = state.connections.read().await;
assert!(conns.contains_key("conn"));
assert!(!conns.contains_key("conn:analytics"));
assert!(!conns.contains_key("conn:analytics:session:tab-1"));
assert!(conns.contains_key("conn:billing"));
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
async fn proxy_connection_uses_local_forward_endpoint() {
let (state, dir) = test_app_state().await;
let mut config = mysql_config(Some("app"));
config.proxy_enabled = true;
config.proxy_host = "127.0.0.1".to_string();
config.proxy_port = 65000;
let (host, port) = state.connection_host_port("proxied", &config).await.unwrap();
assert_eq!(host, "127.0.0.1");
assert_ne!(port, config.port);
state.proxy_tunnels.stop_tunnel("proxied").await;
let _ = std::fs::remove_dir_all(dir);
}
#[tokio::test]
#[ignore = "requires a reachable GaussDB instance via environment variables"]
async fn live_gaussdb_native_connection_succeeds() {
let host = std::env::var("DBX_TEST_GAUSSDB_HOST").expect("DBX_TEST_GAUSSDB_HOST not set");
let port = std::env::var("DBX_TEST_GAUSSDB_PORT")
.expect("DBX_TEST_GAUSSDB_PORT not set")
.parse::<u16>()
.expect("DBX_TEST_GAUSSDB_PORT should be a u16");
let username = std::env::var("DBX_TEST_GAUSSDB_USER").expect("DBX_TEST_GAUSSDB_USER not set");
let password = std::env::var("DBX_TEST_GAUSSDB_PASSWORD").expect("DBX_TEST_GAUSSDB_PASSWORD not set");
let url_params = std::env::var("DBX_TEST_GAUSSDB_URL_PARAMS").ok();
assert_live_postgres_like_query(live_postgres_like_config(
DatabaseType::Gaussdb,
&host,
port,
&username,
&password,
url_params.as_deref(),
))
.await;
}
#[tokio::test]
#[ignore = "requires a reachable openGauss instance via environment variables"]
async fn live_opengauss_native_connection_succeeds() {
let host = std::env::var("DBX_TEST_OPENGAUSS_HOST").expect("DBX_TEST_OPENGAUSS_HOST not set");
let port = std::env::var("DBX_TEST_OPENGAUSS_PORT")
.expect("DBX_TEST_OPENGAUSS_PORT not set")
.parse::<u16>()
.expect("DBX_TEST_OPENGAUSS_PORT should be a u16");
let username = std::env::var("DBX_TEST_OPENGAUSS_USER").expect("DBX_TEST_OPENGAUSS_USER not set");
let password = std::env::var("DBX_TEST_OPENGAUSS_PASSWORD").expect("DBX_TEST_OPENGAUSS_PASSWORD not set");
let url_params = std::env::var("DBX_TEST_OPENGAUSS_URL_PARAMS").ok();
assert_live_postgres_like_query(live_postgres_like_config(
DatabaseType::OpenGauss,
&host,
port,
&username,
&password,
url_params.as_deref(),
))
.await;
}
}