feat: podpora high-availability a multi-replica nasazení
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- Socket.io Redis adapter pro sdílený stav přes repliky
- graceful shutdown serveru
- WATCH/MULTI v updateData pro race-condition-safe aktualizace
- lease mechanismus pro push reminder (zabrání duplicitnímu odesílání)
- k8s/ manifesty pro testovací kind cluster
- Dockerfile: opraven EXPOSE port na 3001
- .gitignore: ignorovány Claude pracovní soubory
This commit is contained in:
2026-05-20 17:01:33 +02:00
parent a26d6cf85c
commit 67abbf19b5
32 changed files with 1265 additions and 552 deletions
+15
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@@ -155,6 +155,21 @@ function App() {
}
}, [auth?.login, socket]);
// Po znovupřipojení socketu znovu vstoupit do místnosti a obnovit data
useEffect(() => {
const onReconnect = () => {
if (auth?.login) socket.emit('join', auth.login);
getData({ query: { dayIndex: dayIndexRef.current } }).then(response => {
if (response.data) {
setData(response.data);
setFood(response.data.menus);
}
});
};
socket.io.on('reconnect', onReconnect);
return () => { socket.io.off('reconnect', onReconnect); };
}, [socket, auth?.login]);
useEffect(() => {
if (!auth?.login || !data?.choices) {
return
+14 -1
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@@ -8,12 +8,25 @@ if (process.env.NODE_ENV === 'development') {
socketPath = undefined;
} else {
socketUrl = `${globalThis.location.host}`;
socketPath = `${globalThis.location.pathname}socket.io`;
socketPath = '/socket.io';
}
export const socket = socketio.connect(socketUrl, { path: socketPath, transports: ["websocket"] });
export const SocketContext = React.createContext();
// Prohlížeče throttlují setTimeout v neaktivních tabech, což zdržuje automatické
// znovupřipojení socket.io. Po návratu do tabu nebo focusu okna se připojíme hned.
document.addEventListener('visibilitychange', () => {
if (document.visibilityState === 'visible' && !socket.connected) {
socket.connect();
}
});
window.addEventListener('focus', () => {
if (!socket.connected) {
socket.connect();
}
});
// Konstanty websocket eventů, musí odpovídat těm na serveru!
export const EVENT_CONNECT = 'connect';
export const EVENT_DISCONNECT = 'disconnect';
+6 -1
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@@ -73,6 +73,12 @@ export default function OrderGroupsPage() {
return () => { socket.off(EVENT_MESSAGE); };
}, [socket]);
useEffect(() => {
const onReconnect = () => fetchData();
socket.io.on('reconnect', onReconnect);
return () => { socket.io.off('reconnect', onReconnect); };
}, [socket]);
const refresh = async (fn: () => Promise<any>): Promise<boolean> => {
setPageError(null);
const result = await fn();
@@ -85,7 +91,6 @@ export default function OrderGroupsPage() {
setData(result.data);
socket.emit?.('message', result.data as ClientData);
}
await fetchData();
return true;
};
+1
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@@ -8,6 +8,7 @@ export default defineConfig({
plugins: [react(), viteTsconfigPaths()],
server: {
open: true,
host: '0.0.0.0',
port: 3000,
proxy: {
'/api': 'http://localhost:3001',