Christian Mueller
06253e3fef
Portal DB: - Download current DB button - Manual backup creation - Auto-backup daily at 02:00 (keeps last 14) - Download/delete individual backups WLED Config: - Backup all devices at once - Backup individual device - Download config as JSON - Restore config to any device - Delete old backups New sidebar menu item 'Backup' with dedicated page. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
72 lines
2.2 KiB
Python
72 lines
2.2 KiB
Python
import logging
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import requests
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logger = logging.getLogger(__name__)
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TIMEOUT = 5
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def build_wled_url(hostname, r, g, b, segment=None, effect=""):
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"""Build WLED HTTP API URL."""
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base = f"http://{hostname}/win&A=255&R={r}&G={g}&B={b}"
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if effect:
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base = f"http://{hostname}{effect}&R={r}&G={g}&B={b}"
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if segment is not None:
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base = f"{base}&SS={segment}"
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return base
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def call_wled(url):
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"""Send HTTP request to WLED device. Returns (success, status_text)."""
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try:
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r = requests.post(url, timeout=TIMEOUT)
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return True, f"{r.status_code} {r.reason}"
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except requests.exceptions.RequestException as e:
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logger.warning("WLED nicht erreichbar: %s - %s", url, e)
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return False, str(e)
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def get_wled_info(hostname):
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"""Query WLED JSON API for device info. Returns dict or None."""
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try:
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r = requests.get(f"http://{hostname}/json/info", timeout=TIMEOUT)
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if r.status_code == 200:
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data = r.json()
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return {
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"online": True,
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"name": data.get("name", ""),
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"version": data.get("ver", ""),
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"brand": data.get("brand", "WLED"),
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"mac": data.get("mac", ""),
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"ip": data.get("ip", ""),
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"leds": data.get("leds", {}).get("count", 0),
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"power_on": data.get("state", {}).get("on", False) if "state" not in data else None,
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}
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return {"online": False}
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except requests.exceptions.RequestException:
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return {"online": False}
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def get_wled_config(hostname):
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"""Download full WLED config as JSON."""
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try:
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r = requests.get(f"http://{hostname}/cfg.json", timeout=TIMEOUT)
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if r.status_code == 200:
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return r.json()
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return None
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except requests.exceptions.RequestException:
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return None
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def restore_wled_config(hostname, config_json):
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"""Push config JSON to WLED device."""
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try:
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r = requests.post(
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f"http://{hostname}/json/cfg",
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json=config_json,
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timeout=TIMEOUT,
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)
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return r.status_code == 200, f"{r.status_code} {r.reason}"
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except requests.exceptions.RequestException as e:
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return False, str(e)
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