++ Primo Caricamento

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2026-03-18 13:49:16 +01:00
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#!/usr/bin/env python3
# ============================================================
# app.py - Dashboard Web per S3-to-Local Sync
# ============================================================
# Server Flask leggero che espone una dashboard in tempo reale
# con Server-Sent Events (SSE) per lo streaming dei log e dello
# stato della sincronizzazione. Ispirato all'UI di Syncthing.
# ============================================================
import json
import os
import sys
import time
import threading
from datetime import datetime
from pathlib import Path
from flask import Flask, render_template, Response, jsonify, stream_with_context
# Aggiungi la directory web al path per importare cron_helper
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
# ============================================================
# Configurazione
# ============================================================
# Directory condivisa con sync.sh per lo scambio di stato
STATE_DIR = Path(os.environ.get("STATE_DIR", "/data/state"))
# Porta del web server (configurabile da .env)
WEB_PORT = int(os.environ.get("WEB_PORT", 8080))
# File di stato scritti da sync.sh
STATUS_FILE = STATE_DIR / "status.json" # Stato corrente della sync
HISTORY_FILE = STATE_DIR / "history.json" # Storico delle sincronizzazioni
LOG_FILE = STATE_DIR / "sync.log" # Log in tempo reale
CHANGES_FILE = STATE_DIR / "recent_changes.json" # Ultime modifiche ai file
app = Flask(__name__)
# ============================================================
# Funzioni di utilità
# ============================================================
def read_json_safe(filepath, default=None):
"""Legge un file JSON in modo sicuro, ritorna default se non esiste o è corrotto."""
try:
if filepath.exists():
text = filepath.read_text().strip()
if text:
return json.loads(text)
except (json.JSONDecodeError, OSError):
pass
return default if default is not None else {}
def get_folder_stats(path="/data/local"):
"""Calcola statistiche sulla cartella sincronizzata (numero file, dimensione totale)."""
total_size = 0
file_count = 0
dir_count = 0
try:
for entry in Path(path).rglob("*"):
if entry.is_file():
file_count += 1
total_size += entry.stat().st_size
elif entry.is_dir():
dir_count += 1
except OSError:
pass
return {
"file_count": file_count,
"dir_count": dir_count,
"total_size": total_size,
"total_size_human": format_size(total_size),
}
def format_size(size_bytes):
"""Converte bytes in formato leggibile (es. 1.5 GB)."""
for unit in ["B", "KB", "MB", "GB", "TB"]:
if size_bytes < 1024:
return f"{size_bytes:.1f} {unit}"
size_bytes /= 1024
return f"{size_bytes:.1f} PB"
# ============================================================
# Routes
# ============================================================
@app.route("/")
def index():
"""Pagina principale della dashboard."""
# Passa la configurazione al template per il riepilogo
# Determina la modalità di pianificazione
sync_schedule = os.environ.get("SYNC_SCHEDULE", "")
sync_interval = int(os.environ.get("SYNC_INTERVAL", 300))
if sync_schedule:
# Modalità cron: mostra l'espressione e la descrizione leggibile
from cron_helper import human_readable
schedule_display = human_readable(sync_schedule)
schedule_mode = "cron"
else:
schedule_display = f"Ogni {sync_interval}s"
schedule_mode = "interval"
config = {
"endpoint": os.environ.get("S3_ENDPOINT", "N/A"),
"bucket": os.environ.get("S3_BUCKET", "N/A"),
"prefix": os.environ.get("S3_PATH_PREFIX", "") or "(tutto il bucket)",
"sync_mode": os.environ.get("SYNC_MODE", "mirror"),
"sync_interval": sync_interval,
"sync_schedule": sync_schedule,
"schedule_mode": schedule_mode,
"schedule_display": schedule_display,
"sync_on_start": os.environ.get("SYNC_ON_START", "true"),
"transfers": os.environ.get("SYNC_TRANSFERS", "4"),
"bandwidth": os.environ.get("SYNC_BANDWIDTH", "0") or "illimitata",
}
return render_template("index.html", config=config)
@app.route("/api/status")
def api_status():
"""API: restituisce lo stato corrente della sincronizzazione."""
status = read_json_safe(STATUS_FILE, {
"state": "starting",
"last_sync": None,
"next_sync": None,
"message": "In avvio...",
})
# Aggiungi statistiche della cartella locale
status["folder_stats"] = get_folder_stats()
return jsonify(status)
@app.route("/api/history")
def api_history():
"""API: restituisce lo storico delle ultime sincronizzazioni."""
history = read_json_safe(HISTORY_FILE, [])
return jsonify(history)
@app.route("/api/changes")
def api_changes():
"""API: restituisce le ultime modifiche ai file."""
changes = read_json_safe(CHANGES_FILE, [])
return jsonify(changes)
@app.route("/api/stream")
def api_stream():
"""SSE: stream in tempo reale dei log della sincronizzazione."""
def generate():
"""Generatore SSE: legge il file di log e invia nuove righe al client."""
# Inizia dalla fine del file se esiste
try:
if LOG_FILE.exists():
# Invia le ultime 50 righe come contesto iniziale
with open(LOG_FILE, "r") as f:
lines = f.readlines()
for line in lines[-50:]:
yield f"data: {json.dumps({'type': 'log', 'message': line.strip()})}\n\n"
# Poi segui il file (tail -f style)
with open(LOG_FILE, "r") as f:
f.seek(0, 2) # Vai alla fine del file
while True:
line = f.readline()
if line:
yield f"data: {json.dumps({'type': 'log', 'message': line.strip()})}\n\n"
else:
# Nessuna nuova riga: invia heartbeat per mantenere la connessione
yield f"data: {json.dumps({'type': 'heartbeat'})}\n\n"
time.sleep(1)
else:
# File non ancora creato: attendi
while not LOG_FILE.exists():
yield f"data: {json.dumps({'type': 'log', 'message': 'In attesa del primo avvio sync...'})}\n\n"
time.sleep(2)
# Ricomincia leggendo il file appena creato
yield from generate()
except GeneratorExit:
pass
return Response(
stream_with_context(generate()),
mimetype="text/event-stream",
headers={
"Cache-Control": "no-cache",
"X-Accel-Buffering": "no", # Disabilita buffering nginx (se presente)
},
)
# ============================================================
# Avvio server
# ============================================================
if __name__ == "__main__":
# Assicura che la directory di stato esista
STATE_DIR.mkdir(parents=True, exist_ok=True)
app.run(
host="0.0.0.0",
port=WEB_PORT,
debug=False,
# threaded=True per gestire più client SSE contemporaneamente
threaded=True,
)

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#!/usr/bin/env python3
# ============================================================
# cron_helper.py - Parser di espressioni cron minimale
# ============================================================
# Calcola i secondi mancanti alla prossima esecuzione basata
# su un'espressione cron standard a 5 campi.
#
# Formato: minuto ora giorno_mese mese giorno_settimana
#
# Supporta:
# * = ogni valore
# */N = ogni N unità (step)
# N = valore esatto
# N,M = lista di valori
# N-M = range di valori
# N-M/S = range con step
#
# Uso:
# python3 cron_helper.py "0 3 * * *" → secondi fino alle 3:00
# python3 cron_helper.py "*/30 * * * *" next → timestamp prossima esecuzione
# python3 cron_helper.py "0 3 * * *" human → descrizione leggibile
# ============================================================
import sys
from datetime import datetime, timedelta
def parse_cron_field(field, min_val, max_val):
"""
Parsa un singolo campo dell'espressione cron e ritorna
l'insieme dei valori validi.
Esempi:
"*"{0,1,2,...,max_val}
"*/15"{0,15,30,45} (per i minuti)
"1,15"{1,15}
"1-5"{1,2,3,4,5}
"1-10/2"{1,3,5,7,9}
"""
values = set()
for part in field.split(","):
if "/" in part:
# Gestione step: */N o range/N
range_part, step = part.split("/", 1)
step = int(step)
if range_part == "*":
start, end = min_val, max_val
elif "-" in range_part:
start, end = map(int, range_part.split("-", 1))
else:
start, end = int(range_part), max_val
values.update(range(start, end + 1, step))
elif "-" in part:
# Range: N-M
start, end = map(int, part.split("-", 1))
values.update(range(start, end + 1))
elif part == "*":
# Wildcard: tutti i valori
values.update(range(min_val, max_val + 1))
else:
# Valore singolo
values.add(int(part))
return values
def parse_cron_expression(expression):
"""
Parsa un'espressione cron a 5 campi e ritorna i set di valori validi.
Campi: minuto(0-59) ora(0-23) giorno_mese(1-31) mese(1-12) giorno_settimana(0-6, 0=dom)
"""
parts = expression.strip().split()
if len(parts) != 5:
raise ValueError(
f"Espressione cron non valida: '{expression}'. "
f"Servono 5 campi: minuto ora giorno_mese mese giorno_settimana"
)
minutes = parse_cron_field(parts[0], 0, 59)
hours = parse_cron_field(parts[1], 0, 23)
days = parse_cron_field(parts[2], 1, 31)
months = parse_cron_field(parts[3], 1, 12)
weekdays = parse_cron_field(parts[4], 0, 6)
return minutes, hours, days, months, weekdays
def next_cron_time(expression, now=None):
"""
Calcola il prossimo istante che corrisponde all'espressione cron.
Ritorna un oggetto datetime.
Cerca fino a 366 giorni nel futuro (copre un anno intero + margine).
"""
if now is None:
now = datetime.now()
minutes, hours, days, months, weekdays = parse_cron_expression(expression)
# Parti dal minuto successivo (non eseguire "adesso")
candidate = now.replace(second=0, microsecond=0) + timedelta(minutes=1)
# Cerca nei prossimi 366 giorni (massimo ~527040 minuti)
max_iterations = 366 * 24 * 60
for _ in range(max_iterations):
if (candidate.month in months and
candidate.day in days and
candidate.weekday() in _convert_weekdays(weekdays) and
candidate.hour in hours and
candidate.minute in minutes):
return candidate
candidate += timedelta(minutes=1)
raise ValueError(f"Nessuna esecuzione trovata per '{expression}' nei prossimi 366 giorni")
def _convert_weekdays(cron_weekdays):
"""
Converte i giorni della settimana dal formato cron (0=domenica)
al formato Python (0=lunedì).
Cron: 0=dom, 1=lun, 2=mar, 3=mer, 4=gio, 5=ven, 6=sab
Python: 0=lun, 1=mar, 2=mer, 3=gio, 4=ven, 5=sab, 6=dom
"""
mapping = {0: 6, 1: 0, 2: 1, 3: 2, 4: 3, 5: 4, 6: 5}
return {mapping[d] for d in cron_weekdays}
def seconds_until_next(expression):
"""Calcola i secondi mancanti alla prossima esecuzione cron."""
now = datetime.now()
next_time = next_cron_time(expression, now)
delta = (next_time - now).total_seconds()
return max(1, int(delta))
def human_readable(expression):
"""
Genera una descrizione leggibile in italiano dell'espressione cron.
Copre i casi più comuni; per espressioni complesse ritorna il formato raw.
"""
parts = expression.strip().split()
if len(parts) != 5:
return expression
m, h, dom, mon, dow = parts
# Casi comuni
if m == "*" and h == "*" and dom == "*" and mon == "*" and dow == "*":
return "Ogni minuto"
if m.startswith("*/") and h == "*" and dom == "*" and mon == "*" and dow == "*":
mins = m.split("/")[1]
return f"Ogni {mins} minuti"
if h.startswith("*/") and dom == "*" and mon == "*" and dow == "*":
hrs = h.split("/")[1]
if m == "0":
return f"Ogni {hrs} ore"
return f"Al minuto {m}, ogni {hrs} ore"
if dom == "*" and mon == "*" and dow == "*":
if m.isdigit() and h.isdigit():
return f"Ogni giorno alle {h.zfill(2)}:{m.zfill(2)}"
if m.isdigit() and "," in h:
ore = h.replace(",", ", ")
return f"Alle ore {ore}, al minuto {m}"
if dom == "*" and mon == "*" and dow != "*":
giorni_map = {"0": "dom", "1": "lun", "2": "mar", "3": "mer",
"4": "gio", "5": "ven", "6": "sab"}
if "," in dow:
giorni = ", ".join(giorni_map.get(d.strip(), d) for d in dow.split(","))
elif dow in giorni_map:
giorni = giorni_map[dow]
else:
giorni = dow
if m.isdigit() and h.isdigit():
return f"Ogni {giorni} alle {h.zfill(2)}:{m.zfill(2)}"
if dom != "*" and mon == "*" and dow == "*":
if m.isdigit() and h.isdigit():
return f"Il giorno {dom} di ogni mese alle {h.zfill(2)}:{m.zfill(2)}"
return f"Cron: {expression}"
# ============================================================
# CLI: usato da sync.sh per calcolare i tempi
# ============================================================
if __name__ == "__main__":
if len(sys.argv) < 2:
print("Uso: cron_helper.py <espressione_cron> [seconds|next|human|validate]", file=sys.stderr)
sys.exit(1)
expr = sys.argv[1]
mode = sys.argv[2] if len(sys.argv) > 2 else "seconds"
try:
if mode == "seconds":
# Ritorna i secondi alla prossima esecuzione
print(seconds_until_next(expr))
elif mode == "next":
# Ritorna il timestamp della prossima esecuzione
next_time = next_cron_time(expr)
print(next_time.strftime("%Y-%m-%d %H:%M:%S"))
elif mode == "human":
# Ritorna una descrizione leggibile
print(human_readable(expr))
elif mode == "validate":
# Valida l'espressione (exit 0 se OK, exit 1 se errore)
parse_cron_expression(expr)
print("OK")
else:
print(f"Modalità sconosciuta: {mode}", file=sys.stderr)
sys.exit(1)
except ValueError as e:
print(f"ERRORE: {e}", file=sys.stderr)
sys.exit(1)

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<!DOCTYPE html>
<html lang="it">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>S3 Sync Dashboard</title>
<style>
/* ============================================================
CSS - Dashboard ispirata a Syncthing
============================================================ */
:root {
--bg-primary: #1a1a2e;
--bg-secondary: #16213e;
--bg-card: #1e2a47;
--bg-card-hover: #243256;
--accent: #0f9b8e;
--accent-light: #14b8a6;
--accent-glow: rgba(15, 155, 142, 0.15);
--text-primary: #e2e8f0;
--text-secondary: #94a3b8;
--text-muted: #64748b;
--border: #2d3a5c;
--success: #22c55e;
--warning: #f59e0b;
--error: #ef4444;
--info: #3b82f6;
--log-bg: #0f1729;
--scrollbar-thumb: #334155;
--scrollbar-track: #1e293b;
}
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
background: var(--bg-primary);
color: var(--text-primary);
line-height: 1.6;
min-height: 100vh;
}
/* --- Scrollbar personalizzata --- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #475569; }
/* --- Header --- */
.header {
background: var(--bg-secondary);
border-bottom: 1px solid var(--border);
padding: 1rem 2rem;
display: flex;
align-items: center;
justify-content: space-between;
position: sticky;
top: 0;
z-index: 100;
backdrop-filter: blur(10px);
}
.header-left {
display: flex;
align-items: center;
gap: 1rem;
}
.logo {
font-size: 1.5rem;
font-weight: 700;
color: var(--accent-light);
display: flex;
align-items: center;
gap: 0.5rem;
}
.logo svg {
width: 28px;
height: 28px;
}
.status-badge {
display: inline-flex;
align-items: center;
gap: 0.4rem;
padding: 0.3rem 0.8rem;
border-radius: 20px;
font-size: 0.8rem;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
}
.status-badge .dot {
width: 8px;
height: 8px;
border-radius: 50%;
animation: pulse 2s infinite;
}
.status-idle { background: rgba(34,197,94,0.15); color: var(--success); }
.status-idle .dot { background: var(--success); }
.status-syncing { background: rgba(59,130,246,0.15); color: var(--info); }
.status-syncing .dot { background: var(--info); animation: pulse 1s infinite; }
.status-error { background: rgba(239,68,68,0.15); color: var(--error); }
.status-error .dot { background: var(--error); }
.status-starting { background: rgba(245,158,11,0.15); color: var(--warning); }
.status-starting .dot { background: var(--warning); }
@keyframes pulse {
0%, 100% { opacity: 1; }
50% { opacity: 0.4; }
}
/* --- Layout principale --- */
.container {
max-width: 1400px;
margin: 0 auto;
padding: 1.5rem;
display: grid;
gap: 1.5rem;
}
/* --- Griglia cards superiore --- */
.stats-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 1rem;
}
.card {
background: var(--bg-card);
border: 1px solid var(--border);
border-radius: 12px;
padding: 1.25rem;
transition: all 0.2s ease;
}
.card:hover {
background: var(--bg-card-hover);
border-color: var(--accent);
box-shadow: 0 0 20px var(--accent-glow);
}
.card-header {
display: flex;
align-items: center;
justify-content: space-between;
margin-bottom: 0.75rem;
}
.card-title {
font-size: 0.8rem;
text-transform: uppercase;
letter-spacing: 1px;
color: var(--text-muted);
font-weight: 600;
}
.card-icon {
width: 36px;
height: 36px;
border-radius: 8px;
display: flex;
align-items: center;
justify-content: center;
font-size: 1.1rem;
}
.card-value {
font-size: 1.8rem;
font-weight: 700;
color: var(--text-primary);
}
.card-sub {
font-size: 0.8rem;
color: var(--text-secondary);
margin-top: 0.25rem;
}
/* --- Sezione configurazione --- */
.config-section {
background: var(--bg-card);
border: 1px solid var(--border);
border-radius: 12px;
padding: 1.25rem;
}
.config-section h2 {
font-size: 1rem;
margin-bottom: 1rem;
color: var(--accent-light);
display: flex;
align-items: center;
gap: 0.5rem;
}
.config-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
gap: 0.75rem;
}
.config-item {
display: flex;
flex-direction: column;
gap: 0.2rem;
}
.config-label {
font-size: 0.75rem;
color: var(--text-muted);
text-transform: uppercase;
letter-spacing: 0.5px;
}
.config-value {
font-size: 0.9rem;
color: var(--text-secondary);
font-family: 'SF Mono', 'Fira Code', monospace;
background: var(--bg-primary);
padding: 0.3rem 0.6rem;
border-radius: 6px;
word-break: break-all;
}
/* --- Layout inferiore: Log + Modifiche side by side --- */
.bottom-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1.5rem;
}
@media (max-width: 900px) {
.bottom-grid { grid-template-columns: 1fr; }
}
/* --- Pannello log --- */
.log-panel {
background: var(--bg-card);
border: 1px solid var(--border);
border-radius: 12px;
display: flex;
flex-direction: column;
max-height: 500px;
}
.panel-header {
padding: 1rem 1.25rem;
border-bottom: 1px solid var(--border);
display: flex;
align-items: center;
justify-content: space-between;
flex-shrink: 0;
}
.panel-header h2 {
font-size: 1rem;
color: var(--accent-light);
display: flex;
align-items: center;
gap: 0.5rem;
}
.log-container {
flex: 1;
overflow-y: auto;
padding: 0.75rem;
background: var(--log-bg);
border-radius: 0 0 12px 12px;
font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
font-size: 0.78rem;
line-height: 1.7;
}
.log-line {
padding: 0.1rem 0.4rem;
border-radius: 3px;
white-space: pre-wrap;
word-break: break-all;
}
.log-line:hover {
background: rgba(255,255,255,0.03);
}
.log-line.log-error { color: var(--error); }
.log-line.log-warn { color: var(--warning); }
.log-line.log-info { color: var(--text-secondary); }
.log-line.log-success { color: var(--success); }
/* --- Pannello modifiche recenti --- */
.changes-panel {
background: var(--bg-card);
border: 1px solid var(--border);
border-radius: 12px;
display: flex;
flex-direction: column;
max-height: 500px;
}
.changes-list {
flex: 1;
overflow-y: auto;
padding: 0.5rem;
}
.change-item {
display: flex;
align-items: center;
gap: 0.75rem;
padding: 0.6rem 0.75rem;
border-radius: 8px;
transition: background 0.15s ease;
}
.change-item:hover {
background: rgba(255,255,255,0.03);
}
.change-icon {
width: 32px;
height: 32px;
border-radius: 8px;
display: flex;
align-items: center;
justify-content: center;
font-size: 0.85rem;
flex-shrink: 0;
}
.change-icon.added { background: rgba(34,197,94,0.15); color: var(--success); }
.change-icon.modified { background: rgba(59,130,246,0.15); color: var(--info); }
.change-icon.deleted { background: rgba(239,68,68,0.15); color: var(--error); }
.change-info {
flex: 1;
min-width: 0;
}
.change-name {
font-size: 0.85rem;
color: var(--text-primary);
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.change-meta {
font-size: 0.75rem;
color: var(--text-muted);
}
.change-size {
font-size: 0.75rem;
color: var(--text-secondary);
font-family: 'SF Mono', 'Fira Code', monospace;
flex-shrink: 0;
}
/* --- Countdown / progress bar --- */
.next-sync-bar {
height: 3px;
background: var(--border);
border-radius: 2px;
margin-top: 0.5rem;
overflow: hidden;
}
.next-sync-bar .fill {
height: 100%;
background: var(--accent);
border-radius: 2px;
transition: width 1s linear;
}
/* --- Empty state --- */
.empty-state {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
padding: 2rem;
color: var(--text-muted);
font-size: 0.85rem;
gap: 0.5rem;
}
.empty-state .empty-icon {
font-size: 2rem;
opacity: 0.4;
}
/* --- Bottoni --- */
.btn {
padding: 0.4rem 0.8rem;
border: 1px solid var(--border);
border-radius: 6px;
background: var(--bg-primary);
color: var(--text-secondary);
font-size: 0.78rem;
cursor: pointer;
transition: all 0.15s ease;
}
.btn:hover {
border-color: var(--accent);
color: var(--accent-light);
}
/* --- Connessione SSE indicatore --- */
.connection-indicator {
display: flex;
align-items: center;
gap: 0.4rem;
font-size: 0.75rem;
color: var(--text-muted);
}
.connection-indicator .dot {
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--success);
}
.connection-indicator.disconnected .dot {
background: var(--error);
}
/* --- Storico sync --- */
.history-row {
display: grid;
grid-template-columns: 140px 80px 80px 1fr;
gap: 0.5rem;
padding: 0.4rem 0.75rem;
font-size: 0.8rem;
border-radius: 4px;
align-items: center;
}
.history-row:hover {
background: rgba(255,255,255,0.03);
}
.history-row .time { color: var(--text-muted); font-family: monospace; }
.history-row .result-ok { color: var(--success); }
.history-row .result-fail { color: var(--error); }
.history-row .duration { color: var(--text-secondary); }
.history-row .details { color: var(--text-muted); }
</style>
</head>
<body>
<!-- ============================================================
Header con logo e stato globale
============================================================ -->
<header class="header">
<div class="header-left">
<div class="logo">
<!-- Icona sync SVG -->
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<path d="M21 2v6h-6"/><path d="M3 12a9 9 0 0 1 15-6.7L21 8"/>
<path d="M3 22v-6h6"/><path d="M21 12a9 9 0 0 1-15 6.7L3 16"/>
</svg>
S3 Sync
</div>
<span id="statusBadge" class="status-badge status-starting">
<span class="dot"></span>
<span id="statusText">Avvio...</span>
</span>
</div>
<div class="connection-indicator" id="connectionIndicator">
<span class="dot"></span>
<span id="connectionText">Connesso</span>
</div>
</header>
<div class="container">
<!-- ============================================================
Cards statistiche
============================================================ -->
<div class="stats-grid">
<!-- Card: Ultima sync -->
<div class="card">
<div class="card-header">
<span class="card-title">Ultima Sincronizzazione</span>
<div class="card-icon" style="background: rgba(34,197,94,0.15); color: var(--success);">&#10003;</div>
</div>
<div class="card-value" id="lastSyncTime">--:--</div>
<div class="card-sub" id="lastSyncAgo">In attesa...</div>
</div>
<!-- Card: Prossima sync -->
<div class="card">
<div class="card-header">
<span class="card-title">Prossima Sincronizzazione</span>
<div class="card-icon" style="background: rgba(59,130,246,0.15); color: var(--info);">&#8635;</div>
</div>
<div class="card-value" id="nextSyncCountdown">--:--</div>
<div class="next-sync-bar"><div class="fill" id="nextSyncBar" style="width: 0%"></div></div>
</div>
<!-- Card: File sincronizzati -->
<div class="card">
<div class="card-header">
<span class="card-title">File Locali</span>
<div class="card-icon" style="background: rgba(14,165,233,0.15); color: #0ea5e9;">&#128193;</div>
</div>
<div class="card-value" id="fileCount">--</div>
<div class="card-sub" id="folderSize">Calcolo...</div>
</div>
<!-- Card: Sync completate -->
<div class="card">
<div class="card-header">
<span class="card-title">Sync Completate</span>
<div class="card-icon" style="background: rgba(168,85,247,0.15); color: #a855f7;">&#9734;</div>
</div>
<div class="card-value" id="syncCount">0</div>
<div class="card-sub" id="syncErrors">0 errori</div>
</div>
</div>
<!-- ============================================================
Configurazione attiva
============================================================ -->
<div class="config-section">
<h2>&#9881; Configurazione Attiva</h2>
<div class="config-grid">
<div class="config-item">
<span class="config-label">Endpoint</span>
<span class="config-value">{{ config.endpoint }}</span>
</div>
<div class="config-item">
<span class="config-label">Bucket</span>
<span class="config-value">{{ config.bucket }}</span>
</div>
<div class="config-item">
<span class="config-label">Prefisso</span>
<span class="config-value">{{ config.prefix }}</span>
</div>
<div class="config-item">
<span class="config-label">Modalit&agrave;</span>
<span class="config-value">{{ config.sync_mode }}</span>
</div>
<div class="config-item">
<span class="config-label">Pianificazione</span>
<span class="config-value">{{ config.schedule_display }}{% if config.schedule_mode == 'cron' %} ({{ config.sync_schedule }}){% endif %}</span>
</div>
<div class="config-item">
<span class="config-label">Sync all'avvio</span>
<span class="config-value">{{ config.sync_on_start }}</span>
</div>
<div class="config-item">
<span class="config-label">Trasferimenti</span>
<span class="config-value">{{ config.transfers }} paralleli</span>
</div>
<div class="config-item">
<span class="config-label">Banda</span>
<span class="config-value">{{ config.bandwidth }}</span>
</div>
</div>
</div>
<!-- ============================================================
Log in tempo reale + Modifiche recenti
============================================================ -->
<div class="bottom-grid">
<!-- Pannello log -->
<div class="log-panel">
<div class="panel-header">
<h2>&#128220; Log in Tempo Reale</h2>
<div style="display:flex; gap:0.5rem;">
<button class="btn" onclick="toggleAutoScroll()" id="autoScrollBtn">Auto-scroll: ON</button>
<button class="btn" onclick="clearLogDisplay()">Pulisci</button>
</div>
</div>
<div class="log-container" id="logContainer">
<div class="empty-state">
<div class="empty-icon">&#128196;</div>
In attesa dei log...
</div>
</div>
</div>
<!-- Pannello modifiche recenti -->
<div class="changes-panel">
<div class="panel-header">
<h2>&#128338; Modifiche Recenti</h2>
<span class="card-sub" id="changesCount">0 modifiche</span>
</div>
<div class="changes-list" id="changesList">
<div class="empty-state">
<div class="empty-icon">&#128193;</div>
Nessuna modifica registrata
</div>
</div>
</div>
</div>
<!-- ============================================================
Storico sincronizzazioni
============================================================ -->
<div class="config-section">
<h2>&#128202; Storico Sincronizzazioni</h2>
<div id="historyList">
<div class="empty-state">
<div class="empty-icon">&#128203;</div>
Nessuna sincronizzazione completata
</div>
</div>
</div>
</div>
<script>
// ============================================================
// JavaScript - Logica dashboard in tempo reale
// ============================================================
// --- Stato globale ---
let autoScroll = true;
let logLines = 0;
const MAX_LOG_LINES = 500; // Limite righe log per performance
const SYNC_INTERVAL = {{ config.sync_interval }};
const SCHEDULE_MODE = '{{ config.schedule_mode }}'; // "interval" o "cron"
let lastSyncTimestamp = null;
let statusMessage = ''; // Messaggio dal server (contiene info prossima sync cron)
let evtSource = null;
// --- Inizializzazione SSE (Server-Sent Events) ---
function connectSSE() {
if (evtSource) evtSource.close();
evtSource = new EventSource('/api/stream');
evtSource.onmessage = function(event) {
const data = JSON.parse(event.data);
if (data.type === 'log') {
appendLog(data.message);
}
// Heartbeat: nessuna azione necessaria (mantiene la connessione)
};
evtSource.onopen = function() {
setConnectionStatus(true);
};
evtSource.onerror = function() {
setConnectionStatus(false);
// Riconnessione automatica gestita dal browser
};
}
// --- Aggiunge una riga al pannello log ---
function appendLog(message) {
const container = document.getElementById('logContainer');
// Rimuovi empty state se presente
const emptyState = container.querySelector('.empty-state');
if (emptyState) emptyState.remove();
// Crea elemento riga
const line = document.createElement('div');
line.className = 'log-line ' + getLogClass(message);
line.textContent = message;
container.appendChild(line);
logLines++;
// Limita numero di righe (performance)
if (logLines > MAX_LOG_LINES) {
container.removeChild(container.firstChild);
logLines--;
}
// Auto-scroll verso il basso
if (autoScroll) {
container.scrollTop = container.scrollHeight;
}
}
// --- Determina la classe CSS in base al contenuto del log ---
function getLogClass(message) {
if (message.includes('[ERROR]')) return 'log-error';
if (message.includes('[WARN]')) return 'log-warn';
if (message.includes('completata con successo')) return 'log-success';
return 'log-info';
}
// --- Toggle auto-scroll ---
function toggleAutoScroll() {
autoScroll = !autoScroll;
document.getElementById('autoScrollBtn').textContent =
'Auto-scroll: ' + (autoScroll ? 'ON' : 'OFF');
}
// --- Pulisci display log ---
function clearLogDisplay() {
const container = document.getElementById('logContainer');
container.innerHTML = '';
logLines = 0;
}
// --- Stato connessione SSE ---
function setConnectionStatus(connected) {
const el = document.getElementById('connectionIndicator');
const text = document.getElementById('connectionText');
if (connected) {
el.classList.remove('disconnected');
text.textContent = 'Connesso';
} else {
el.classList.add('disconnected');
text.textContent = 'Riconnessione...';
}
}
// --- Aggiorna stato dalla API ---
async function updateStatus() {
try {
const res = await fetch('/api/status');
const data = await res.json();
// Badge stato
const badge = document.getElementById('statusBadge');
const statusText = document.getElementById('statusText');
badge.className = 'status-badge status-' + data.state;
const stateLabels = {
'idle': 'Sincronizzato',
'syncing': 'Sincronizzazione...',
'error': 'Errore',
'starting': 'Avvio...',
'waiting': 'In attesa'
};
statusText.textContent = stateLabels[data.state] || data.state;
// Ultima sync
if (data.last_sync) {
lastSyncTimestamp = new Date(data.last_sync);
document.getElementById('lastSyncTime').textContent =
lastSyncTimestamp.toLocaleTimeString('it-IT');
updateLastSyncAgo();
}
// Messaggio di stato (contiene info prossima sync per cron)
if (data.message) {
statusMessage = data.message;
}
// Contatori
if (data.sync_count !== undefined) {
document.getElementById('syncCount').textContent = data.sync_count;
}
if (data.error_count !== undefined) {
const errEl = document.getElementById('syncErrors');
errEl.textContent = data.error_count + ' errori';
errEl.style.color = data.error_count > 0 ? 'var(--error)' : '';
}
// Statistiche cartella
if (data.folder_stats) {
document.getElementById('fileCount').textContent =
data.folder_stats.file_count.toLocaleString('it-IT');
document.getElementById('folderSize').textContent =
data.folder_stats.total_size_human + ' in ' +
data.folder_stats.dir_count + ' cartelle';
}
} catch (e) {
// Silenzioso: la prossima chiamata riproverà
}
}
// --- Aggiorna "tempo fa" dell'ultima sync ---
function updateLastSyncAgo() {
if (!lastSyncTimestamp) return;
const now = new Date();
const diff = Math.floor((now - lastSyncTimestamp) / 1000);
let text;
if (diff < 5) text = 'Adesso';
else if (diff < 60) text = diff + ' secondi fa';
else if (diff < 3600) text = Math.floor(diff / 60) + ' minuti fa';
else text = Math.floor(diff / 3600) + ' ore fa';
document.getElementById('lastSyncAgo').textContent = text;
if (SCHEDULE_MODE === 'cron') {
// Modalità cron: mostra il messaggio dal server (es. "Prossima sync: 2026-03-18 03:00:00")
// Prova a estrarre la data dal messaggio di stato
const match = statusMessage.match(/Prossima sync: (.+)/);
if (match) {
const nextTime = new Date(match[1].replace(' ', 'T'));
const remaining = Math.max(0, Math.floor((nextTime - now) / 1000));
if (remaining > 86400) {
// Più di un giorno: mostra giorni e ore
const days = Math.floor(remaining / 86400);
const hrs = Math.floor((remaining % 86400) / 3600);
document.getElementById('nextSyncCountdown').textContent =
days + 'g ' + hrs + 'h';
} else if (remaining > 3600) {
// Più di un'ora: mostra ore e minuti
const hrs = Math.floor(remaining / 3600);
const mins = Math.floor((remaining % 3600) / 60);
document.getElementById('nextSyncCountdown').textContent =
String(hrs).padStart(2, '0') + ':' + String(mins).padStart(2, '0') + 'h';
} else {
// Meno di un'ora: mostra minuti e secondi
const mins = Math.floor(remaining / 60);
const secs = remaining % 60;
document.getElementById('nextSyncCountdown').textContent =
String(mins).padStart(2, '0') + ':' + String(secs).padStart(2, '0');
}
// Progress bar (stima basata sull'intervallo tra ultima sync e prossima)
const totalWait = Math.floor((nextTime - lastSyncTimestamp) / 1000);
const pct = totalWait > 0 ? Math.min(100, ((totalWait - remaining) / totalWait) * 100) : 0;
document.getElementById('nextSyncBar').style.width = pct + '%';
} else {
document.getElementById('nextSyncCountdown').textContent = statusMessage || '--:--';
document.getElementById('nextSyncBar').style.width = '0%';
}
} else {
// Modalità intervallo: countdown classico
const remaining = Math.max(0, SYNC_INTERVAL - diff);
const mins = Math.floor(remaining / 60);
const secs = remaining % 60;
document.getElementById('nextSyncCountdown').textContent =
String(mins).padStart(2, '0') + ':' + String(secs).padStart(2, '0');
// Progress bar
const pct = Math.min(100, ((SYNC_INTERVAL - remaining) / SYNC_INTERVAL) * 100);
document.getElementById('nextSyncBar').style.width = pct + '%';
}
}
// --- Aggiorna modifiche recenti ---
async function updateChanges() {
try {
const res = await fetch('/api/changes');
const changes = await res.json();
const container = document.getElementById('changesList');
const countEl = document.getElementById('changesCount');
if (!changes || changes.length === 0) {
container.innerHTML = '<div class="empty-state"><div class="empty-icon">&#128193;</div>Nessuna modifica registrata</div>';
countEl.textContent = '0 modifiche';
return;
}
countEl.textContent = changes.length + ' modifiche';
container.innerHTML = changes.map(c => {
const iconClass = c.action === 'new' ? 'added' :
c.action === 'deleted' ? 'deleted' : 'modified';
const iconChar = c.action === 'new' ? '+' :
c.action === 'deleted' ? '&times;' : '~';
const actionText = c.action === 'new' ? 'Aggiunto' :
c.action === 'deleted' ? 'Rimosso' : 'Modificato';
return `
<div class="change-item">
<div class="change-icon ${iconClass}">${iconChar}</div>
<div class="change-info">
<div class="change-name" title="${c.path}">${c.path}</div>
<div class="change-meta">${actionText} &middot; ${c.time || ''}</div>
</div>
<div class="change-size">${c.size || ''}</div>
</div>`;
}).join('');
} catch (e) { /* retry next cycle */ }
}
// --- Aggiorna storico sincronizzazioni ---
async function updateHistory() {
try {
const res = await fetch('/api/history');
const history = await res.json();
const container = document.getElementById('historyList');
if (!history || history.length === 0) {
container.innerHTML = '<div class="empty-state"><div class="empty-icon">&#128203;</div>Nessuna sincronizzazione completata</div>';
return;
}
container.innerHTML = history.slice(0, 20).map(h => {
const resultClass = h.success ? 'result-ok' : 'result-fail';
const resultText = h.success ? '&#10003; OK' : '&#10007; Errore';
return `
<div class="history-row">
<span class="time">${h.time || ''}</span>
<span class="${resultClass}">${resultText}</span>
<span class="duration">${h.duration || '--'}s</span>
<span class="details">${h.transferred || 0} file, ${h.size || '0 B'}</span>
</div>`;
}).join('');
} catch (e) { /* retry next cycle */ }
}
// --- Avvio ---
connectSSE();
updateStatus();
updateChanges();
updateHistory();
// Aggiornamenti periodici
setInterval(updateStatus, 5000); // Stato ogni 5s
setInterval(updateLastSyncAgo, 1000); // Countdown ogni 1s
setInterval(updateChanges, 10000); // Modifiche ogni 10s
setInterval(updateHistory, 15000); // Storico ogni 15s
</script>
</body>
</html>