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server connection process

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This commit is contained in:
Jan Prochazka
2020-01-04 22:20:25 +01:00
parent 948af4984b
commit 43b9304c7e
4 changed files with 47 additions and 14 deletions
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30
api/src/proc/serverConnectionProcess.js
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@@ -1,20 +1,32 @@
function handleConnect() {}
let systemConnection;
let storedConnection;
async function handleRefreshDatabases() {
const driver = require(`../engines/${storedConnection.engine}/index`);
const databases = await driver.listDatabases(systemConnection);
process.send({ msgtype: 'databases', databases });
}
async function handleConnect(connection) {
storedConnection = connection;
const driver = require(`../engines/${storedConnection.engine}/index`);
systemConnection = await driver.connect(storedConnection);
setInterval(handleRefreshDatabases, 30 * 1000);
}
const messageHandlers = {
connect: handleConnect,
};
function handleMessage({ type, ...other }) {
const handler = messageHandlers[type];
handler(other);
async function handleMessage({ msgtype, ...other }) {
const handler = messageHandlers[msgtype];
await handler(other);
}
process.on('message', async connection => {
process.on('message', async message => {
try {
const connectFunc = require(`../engines/${connection.engine}/connect`);
const res = await connectFunc(connection);
process.send(res);
await handleMessage(message);
} catch (e) {
process.send({ error: e.message });
process.send({ msgtype: 'error', error: e.message });
}
});