Files
dbgate/packages/api/src/controllers/connections.js
2022-03-20 11:33:44 +01:00

281 lines
8.4 KiB
JavaScript

const path = require('path');
const { fork } = require('child_process');
const _ = require('lodash');
const fs = require('fs-extra');
const { datadir, filesdir } = require('../utility/directories');
const socket = require('../utility/socket');
const { encryptConnection, maskConnection } = require('../utility/crypting');
const { handleProcessCommunication } = require('../utility/processComm');
const { pickSafeConnectionInfo } = require('../utility/crypting');
const JsonLinesDatabase = require('../utility/JsonLinesDatabase');
const processArgs = require('../utility/processArgs');
const { safeJsonParse } = require('dbgate-tools');
const platformInfo = require('../utility/platformInfo');
function getNamedArgs() {
const res = {};
for (let i = 0; i < process.argv.length; i++) {
const name = process.argv[i];
if (name.startsWith('--')) {
let value = process.argv[i + 1];
if (value && value.startsWith('--')) value = null;
res[name.substring(2)] = value == null ? true : value;
i++;
} else {
if (name.endsWith('.db') || name.endsWith('.sqlite') || name.endsWith('.sqlite3')) {
res.databaseFile = name;
res.engine = 'sqlite@dbgate-plugin-sqlite';
}
}
}
return res;
}
function getDatabaseFileLabel(databaseFile) {
if (!databaseFile) return databaseFile;
const m = databaseFile.match(/[\/]([^\/]+)$/);
if (m) return m[1];
return databaseFile;
}
function getPortalCollections() {
if (process.env.CONNECTIONS) {
const connections = _.compact(process.env.CONNECTIONS.split(',')).map(id => ({
_id: id,
engine: process.env[`ENGINE_${id}`],
server: process.env[`SERVER_${id}`],
user: process.env[`USER_${id}`],
password: process.env[`PASSWORD_${id}`],
port: process.env[`PORT_${id}`],
databaseUrl: process.env[`URL_${id}`],
useDatabaseUrl: !!process.env[`URL_${id}`],
databaseFile: process.env[`FILE_${id}`],
defaultDatabase:
process.env[`DATABASE_${id}`] ||
(process.env[`FILE_${id}`] ? getDatabaseFileLabel(process.env[`FILE_${id}`]) : null),
singleDatabase: !!process.env[`DATABASE_${id}`] || !!process.env[`FILE_${id}`],
displayName: process.env[`LABEL_${id}`],
isReadOnly: process.env[`READONLY_${id}`],
databases: process.env[`DBCONFIG_${id}`] ? safeJsonParse(process.env[`DBCONFIG_${id}`]) : null,
// SSH tunnel
useSshTunnel: process.env[`USE_SSH_${id}`],
sshHost: process.env[`SSH_HOST_${id}`],
sshPort: process.env[`SSH_PORT_${id}`],
sshMode: process.env[`SSH_MODE_${id}`],
sshLogin: process.env[`SSH_LOGIN_${id}`],
sshPassword: process.env[`SSH_PASSWORD_${id}`],
sshKeyfile: process.env[`SSH_KEY_FILE_${id}`],
sshKeyfilePassword: process.env[`SSH_KEY_FILE_PASSWORD_${id}`],
// SSL
useSsl: process.env[`USE_SSL_${id}`],
sslCaFile: process.env[`SSL_CA_FILE_${id}`],
sslCertFile: process.env[`SSL_CERT_FILE_${id}`],
sslCertFilePassword: process.env[`SSL_CERT_FILE_PASSWORD_${id}`],
sslKeyFile: process.env[`SSL_KEY_FILE_${id}`],
sslRejectUnauthorized: process.env[`SSL_REJECT_UNAUTHORIZED_${id}`],
}));
console.log('Using connections from ENV variables:');
console.log(JSON.stringify(connections.map(pickSafeConnectionInfo), undefined, 2));
const noengine = connections.filter(x => !x.engine);
if (noengine.length > 0) {
console.log(
'Warning: Invalid CONNECTIONS configutation, missing ENGINE for connection ID:',
noengine.map(x => x._id)
);
}
return connections;
}
const args = getNamedArgs();
if (args.databaseFile) {
return [
{
_id: 'argv',
databaseFile: args.databaseFile,
singleDatabase: true,
defaultDatabase: getDatabaseFileLabel(args.databaseFile),
engine: args.engine,
},
];
}
if (args.databaseUrl) {
return [
{
_id: 'argv',
useDatabaseUrl: true,
...args,
},
];
}
if (args.server) {
return [
{
_id: 'argv',
...args,
},
];
}
return null;
}
const portalConnections = getPortalCollections();
function getSingleDatabase() {
if (process.env.SINGLE_CONNECTION && process.env.SINGLE_DATABASE) {
// @ts-ignore
const connection = portalConnections.find(x => x._id == process.env.SINGLE_CONNECTION);
return {
connection,
name: process.env.SINGLE_DATABASE,
};
}
// @ts-ignore
const arg0 = (portalConnections || []).find(x => x._id == 'argv');
if (arg0) {
// @ts-ignore
if (arg0.singleDatabase) {
return {
connection: arg0,
// @ts-ignore
name: arg0.defaultDatabase,
};
}
}
return null;
}
const singleDatabase = getSingleDatabase();
module.exports = {
datastore: null,
opened: [],
singleDatabase,
portalConnections,
async _init() {
const dir = datadir();
if (!portalConnections) {
// @ts-ignore
this.datastore = new JsonLinesDatabase(path.join(dir, 'connections.jsonl'));
}
},
list_meta: true,
async list() {
return portalConnections && !platformInfo.allowShellConnection
? portalConnections.map(maskConnection)
: this.datastore.find();
},
test_meta: true,
test(connection) {
const subprocess = fork(global['API_PACKAGE'] || process.argv[1], [
'--is-forked-api',
'--start-process',
'connectProcess',
...processArgs.getPassArgs(),
// ...process.argv.slice(3),
]);
subprocess.send(connection);
return new Promise(resolve => {
subprocess.on('message', resp => {
if (handleProcessCommunication(resp, subprocess)) return;
// @ts-ignore
const { msgtype } = resp;
if (msgtype == 'connected' || msgtype == 'error') {
resolve(resp);
}
});
});
},
save_meta: true,
async save(connection) {
if (portalConnections) return;
let res;
const encrypted = encryptConnection(connection);
if (connection._id) {
res = await this.datastore.update(encrypted);
} else {
res = await this.datastore.insert(encrypted);
}
socket.emitChanged('connection-list-changed');
socket.emitChanged('used-apps-changed');
if (this._closeAll) {
this._closeAll(connection._id);
}
// for (const db of connection.databases || []) {
// socket.emitChanged(`db-apps-changed-${connection._id}-${db.name}`);
// }
return res;
},
update_meta: true,
async update({ _id, values }) {
if (portalConnections) return;
const res = await this.datastore.patch(_id, values);
socket.emitChanged('connection-list-changed');
return res;
},
updateDatabase_meta: true,
async updateDatabase({ conid, database, values }) {
if (portalConnections) return;
const conn = await this.datastore.get(conid);
let databases = (conn && conn.databases) || [];
if (databases.find(x => x.name == database)) {
databases = databases.map(x => (x.name == database ? { ...x, ...values } : x));
} else {
databases = [...databases, { name: database, ...values }];
}
const res = await this.datastore.patch(conid, { databases });
socket.emitChanged('connection-list-changed');
socket.emitChanged('used-apps-changed');
// socket.emitChanged(`db-apps-changed-${conid}-${database}`);
return res;
},
delete_meta: true,
async delete(connection) {
if (portalConnections) return;
const res = await this.datastore.remove(connection._id);
socket.emitChanged('connection-list-changed');
return res;
},
async getCore({ conid, mask = false }) {
if (!conid) return null;
if (portalConnections) {
const res = portalConnections.find(x => x._id == conid) || null;
return mask && !platformInfo.allowShellConnection ? maskConnection(res) : res;
}
const res = await this.datastore.get(conid);
return res || null;
},
get_meta: true,
async get({ conid }) {
return this.getCore({ conid, mask: true });
},
newSqliteDatabase_meta: true,
async newSqliteDatabase({ file }) {
const sqliteDir = path.join(filesdir(), 'sqlite');
if (!(await fs.exists(sqliteDir))) {
await fs.mkdir(sqliteDir);
}
const databaseFile = path.join(sqliteDir, `${file}.sqlite`);
const res = await this.save({
engine: 'sqlite@dbgate-plugin-sqlite',
databaseFile,
singleDatabase: true,
defaultDatabase: `${file}.sqlite`,
});
return res;
},
};