first commit

.env

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+BASE_URL=https://prova.patachina.it

Dockerfile

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+FROM node:22-slim
+
+WORKDIR /app
+
+RUN apt-get update && apt-get install -y inotify-tools jq
+
+COPY watcher_logic.mjs /app/watcher_logic.mjs
+COPY start.sh /app/start.sh
+RUN chmod +x /app/start.sh
+
+# Installiamo dotenv
+RUN npm install dotenv
+
+ENV NODE_ENV=production
+
+CMD ["/app/start.sh"]
+
+   
+
+
+

README.md

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+# Watcher per galleria
+
+fare il setup su docker-compose.yml
+
+lanciare con
+
+```
+sudo docker compose up --build
+```
+
+è settata per la porta 4002 e in nginx ws-prova.patachina.it

docker-compose.yml

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+version: "3.9"
+
+services:
+  watcher:
+    build: .
+    container_name: watcher_multi
+    env_file:
+      - .env
+    volumes:
+      - /home/nvme/dockerdata/prove/s16j/public/photos:/app/photos
+      - /home/nvme/dockerdata/prove/s16j/api_v1:/app/config
+    restart: always
+    networks:
+         - fabio
+
+networks:
+  fabio:
+    external: true
+

start.sh

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+#!/bin/sh
+
+echo "== Avvio watcher multipli =="
+
+CONFIG_FILE="/app/config/users.json"
+PHOTOS_DIR="/app/photos"
+
+if [ ! -f "$CONFIG_FILE" ]; then
+  echo "ERRORE: $CONFIG_FILE non trovato"
+  exit 1
+fi
+
+USERS=$(jq -r '.users[].name' "$CONFIG_FILE")
+
+for USER in $USERS; do
+
+  # 🔥 Regola speciale per Admin
+  if [ "$USER" = "Admin" ]; then
+    WATCH_DIR="$PHOTOS_DIR/Common/original"
+  else
+    WATCH_DIR="$PHOTOS_DIR/$USER/original"
+  fi
+
+  if [ ! -d "$WATCH_DIR" ]; then
+    echo "Cartella non trovata per $USER: $WATCH_DIR"
+    continue
+  fi
+
+  echo "Avvio watcher per $USER → $WATCH_DIR"
+
+  sh -c "inotifywait -m -r -e close_write,delete,move --format '%w %e %f' \
+    \"$WATCH_DIR\" | node /app/watcher_logic.mjs \"$USER\"" &
+done
+
+echo "Tutti i watcher avviati."
+
+tail -f /dev/null

watcher_logic.mjs

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+import readline from "readline";
+import fs from "fs";
+import dotenv from "dotenv";
+
+dotenv.config();
+
+const user = process.argv[2];
+
+// ===============================
+// BASE_URL DAL .env
+// ===============================
+const BASE_URL = process.env.BASE_URL;
+if (!BASE_URL) {
+    console.error("ERRORE: BASE_URL non definita in .env");
+    process.exit(1);
+}
+
+// ===============================
+// CREDENZIALI ADMIN
+// ===============================
+const adminSecret = JSON.parse(fs.readFileSync("/app/config/admin_secret.json", "utf8"));
+let adminToken = null;
+let isRefreshing = false;
+
+// ===============================
+// LOGIN ADMIN (solo Admin lo usa)
+// ===============================
+async function loginAdmin() {
+    while (true) {
+        try {
+            const res = await fetch(`${BASE_URL}/auth/login`, {
+                method: "POST",
+                headers: { "Content-Type": "application/json" },
+                body: JSON.stringify({
+                    email: adminSecret.email,
+                    password: adminSecret.password
+                })
+            });
+
+            if (!res.ok) {
+                const now = new Date().toISOString();
+                console.error(`[${now}] [Admin] Login fallito (${res.status}). Riprovo tra 20 secondi...`);
+                await new Promise(r => setTimeout(r, 20000));
+                continue;
+            }
+
+            const data = await res.json();
+            adminToken = data.token;
+
+            const now = new Date().toISOString();
+            console.log(`[${now}] Watcher autenticato come Admin`);
+            return;
+
+        } catch (err) {
+            const now = new Date().toISOString();
+            console.error(`[${now}] [Admin] Connessione al server fallita. Riprovo tra 20 secondi...`);
+            await new Promise(r => setTimeout(r, 20000));
+        }
+    }
+}
+
+// ===============================
+// GARANTISCE TOKEN VALIDO (solo Admin)
+// ===============================
+async function ensureAdminToken() {
+    if (adminToken) return;
+
+    if (isRefreshing) {
+        return new Promise(resolve => {
+            const interval = setInterval(() => {
+                if (!isRefreshing) {
+                    clearInterval(interval);
+                    resolve();
+                }
+            }, 100);
+        });
+    }
+
+    isRefreshing = true;
+    await loginAdmin();
+    isRefreshing = false;
+}
+
+// ===============================
+// CHIAMATA A /auto_scan
+// ===============================
+async function callAutoScan(type, file, path, user) {
+
+    // Admin ottiene il token
+    // Gli altri utenti aspettano che Admin lo abbia
+    await ensureAdminToken();
+
+    const headers = {
+        "Content-Type": "application/json",
+        "Authorization": "Bearer " + adminToken   // 🔥 tutti usano il token di Admin
+    };
+    
+    path = path.replace(/^\/app/, "");
+    
+    const res = await fetch(`${BASE_URL}/api_v1/auto_scan`, {
+        method: "POST",
+        headers,
+        body: JSON.stringify({ type, file, path, user })
+    });
+
+    // Se il token scade, Admin lo rinnova
+    if (res.status === 401) {
+        console.log(`[${new Date().toISOString()}] Token scaduto, rinnovo…`);
+        adminToken = null;
+        return callAutoScan(type, file, path, user);
+    }
+
+    return res.ok;
+}
+
+// ===============================
+// ESTENSIONI MEDIA
+// ===============================
+const photoExt = [".jpg", ".jpeg", ".png", ".gif", ".bmp", ".webp", ".tiff", ".heic", ".heif"];
+const videoExt = [".mp4", ".mov", ".avi", ".mkv", ".webm", ".m4v"];
+
+function isMediaFile(filename) {
+    const lower = filename.toLowerCase();
+    return photoExt.some(ext => lower.endsWith(ext)) ||
+           videoExt.some(ext => lower.endsWith(ext));
+}
+
+console.log(`Node attivo per utente: ${user}`);
+
+const rl = readline.createInterface({
+    input: process.stdin,
+    crlfDelay: Infinity
+});
+
+// ===============================
+// LOGICA EVENTI
+// ===============================
+function startWatcher() {
+    rl.on("line", line => {
+        const parts = line.trim().split(/\s+/);
+
+        const path = parts[0];
+        const action = parts[1];
+        const file = parts[2];
+
+        if (!file) return;
+
+        const isDir = action.includes("ISDIR");
+
+        if (!isDir && !isMediaFile(file)) {
+            console.log(`Ignorato (non media): ${file}`);
+            return;
+        }
+
+        let type = null;
+
+        if (action === "MOVED_TO,ISDIR") type = "ADD_DIR";
+        else if (action === "MOVED_FROM,ISDIR") type = "DEL_DIR";
+        else if (/^CLOSE_WRITE(,CLOSE)?$/.test(action)) type = "ADD";
+        else if (action === "MOVED_TO") type = "ADD";
+        else if (action === "MOVED_FROM") type = "DEL";
+        else if (action === "DELETE") type = "DEL";
+        else return;
+
+        console.log(`${type} ${file} ${path} ${user}`);
+
+        callAutoScan(type, file, path, user);
+    });
+}
+
+// ===============================
+// AVVIO: SOLO ADMIN FA LOGIN
+// ===============================
+if (user === "Admin") {
+    loginAdmin().then(() => {
+        startWatcher();
+    });
+} else {
+    console.log(`Watcher per ${user} avviato senza login`);
+    startWatcher();
+}

watcher_logic.mjs.ok

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+import readline from "readline";
+import fs from "fs";
+import dotenv from "dotenv";
+
+dotenv.config();
+
+const user = process.argv[2];
+
+// ===============================
+// BASE_URL DAL .env
+// ===============================
+const BASE_URL = process.env.BASE_URL;
+if (!BASE_URL) {
+    console.error("ERRORE: BASE_URL non definita in .env");
+    process.exit(1);
+}
+
+// ===============================
+// CREDENZIALI ADMIN
+// ===============================
+const adminSecret = JSON.parse(fs.readFileSync("/app/config/admin_secret.json", "utf8"));
+let adminToken = null;
+let isRefreshing = false;
+
+// ===============================
+// LOGIN ADMIN (solo Admin lo usa)
+// ===============================
+async function loginAdmin() {
+    while (true) {
+        try {
+            const res = await fetch(`${BASE_URL}/auth/login`, {
+                method: "POST",
+                headers: { "Content-Type": "application/json" },
+                body: JSON.stringify({
+                    email: adminSecret.email,
+                    password: adminSecret.password
+                })
+            });
+
+            if (!res.ok) {
+                const now = new Date().toISOString();
+                console.error(`[${now}] [Admin] Login fallito (${res.status}). Riprovo tra 20 secondi...`);
+                await new Promise(r => setTimeout(r, 20000));
+                continue;
+            }
+
+            const data = await res.json();
+            adminToken = data.token;
+
+            const now = new Date().toISOString();
+            console.log(`[${now}] Watcher autenticato come Admin`);
+            return;
+
+        } catch (err) {
+            const now = new Date().toISOString();
+            console.error(`[${now}] [Admin] Connessione al server fallita. Riprovo tra 20 secondi...`);
+            await new Promise(r => setTimeout(r, 20000));
+        }
+    }
+}
+
+// ===============================
+// GARANTISCE TOKEN VALIDO (solo Admin)
+// ===============================
+async function ensureAdminToken() {
+    if (adminToken) return;
+
+    if (isRefreshing) {
+        return new Promise(resolve => {
+            const interval = setInterval(() => {
+                if (!isRefreshing) {
+                    clearInterval(interval);
+                    resolve();
+                }
+            }, 100);
+        });
+    }
+
+    isRefreshing = true;
+    await loginAdmin();
+    isRefreshing = false;
+}
+
+// ===============================
+// CHIAMATA A /auto_scan
+// ===============================
+async function callAutoScan(type, file, path, user) {
+
+    // Admin ottiene il token
+    // Gli altri utenti aspettano che Admin lo abbia
+    await ensureAdminToken();
+
+    const headers = {
+        "Content-Type": "application/json",
+        "Authorization": "Bearer " + adminToken   // 🔥 tutti usano il token di Admin
+    };
+
+    const res = await fetch(`${BASE_URL}/api_v1/auto_scan`, {
+        method: "POST",
+        headers,
+        body: JSON.stringify({ type, file, path, user })
+    });
+
+    // Se il token scade, Admin lo rinnova
+    if (res.status === 401) {
+        console.log(`[${new Date().toISOString()}] Token scaduto, rinnovo…`);
+        adminToken = null;
+        return callAutoScan(type, file, path, user);
+    }
+
+    return res.ok;
+}
+
+// ===============================
+// ESTENSIONI MEDIA
+// ===============================
+const photoExt = [".jpg", ".jpeg", ".png", ".gif", ".bmp", ".webp", ".tiff", ".heic", ".heif"];
+const videoExt = [".mp4", ".mov", ".avi", ".mkv", ".webm", ".m4v"];
+
+function isMediaFile(filename) {
+    const lower = filename.toLowerCase();
+    return photoExt.some(ext => lower.endsWith(ext)) ||
+           videoExt.some(ext => lower.endsWith(ext));
+}
+
+console.log(`Node attivo per utente: ${user}`);
+
+const rl = readline.createInterface({
+    input: process.stdin,
+    crlfDelay: Infinity
+});
+
+// ===============================
+// LOGICA EVENTI
+// ===============================
+function startWatcher() {
+    rl.on("line", line => {
+        const parts = line.trim().split(/\s+/);
+
+        const path = parts[0];
+        const action = parts[1];
+        const file = parts[2];
+
+        if (!file) return;
+
+        const isDir = action.includes("ISDIR");
+
+        if (!isDir && !isMediaFile(file)) {
+            console.log(`Ignorato (non media): ${file}`);
+            return;
+        }
+
+        let type = null;
+
+        if (action === "MOVED_TO,ISDIR") type = "ADD_DIR";
+        else if (action === "MOVED_FROM,ISDIR") type = "DEL_DIR";
+        else if (/^CLOSE_WRITE(,CLOSE)?$/.test(action)) type = "ADD";
+        else if (action === "MOVED_TO") type = "ADD";
+        else if (action === "MOVED_FROM") type = "DEL";
+        else if (action === "DELETE") type = "DEL";
+        else return;
+
+        console.log(`${type} ${file} ${path} ${user}`);
+
+        callAutoScan(type, file, path, user);
+    });
+}
+
+// ===============================
+// AVVIO: SOLO ADMIN FA LOGIN
+// ===============================
+if (user === "Admin") {
+    loginAdmin().then(() => {
+        startWatcher();
+    });
+} else {
+    console.log(`Watcher per ${user} avviato senza login`);
+    startWatcher();
+}