feat: focus panel on rgb leds and speed boot

This commit is contained in:
2026-05-15 19:01:37 +08:00
parent 4ff64b31d9
commit 9ff66372d3
5 changed files with 89 additions and 13 deletions
+23 -1
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@@ -16,7 +16,7 @@ blue:wan green:wlan mmc0:: red:power sim:en sim:en2 sim:sel sim:sel2
## 功能
- 列出 `/sys/class/leds/` 下所有 LED
- 默认只列出实际可控的红 / 绿 / 蓝 LED(`red:*``green:*``blue:*`),隐藏 SIM/mmc 等不可控条目
- 查看 brightness / max_brightness / 当前 trigger
- 打开 / 关闭单个 LED
- 页面顶部一键关闭全部 LED
@@ -49,6 +49,28 @@ led-manager.service
系统重启后,`led-manager.service` 会自动启动,并在启动时读取该配置恢复 LED 状态。
为加快开机启动,systemd 服务不再等待 `network-online.target`,只依赖本地文件系统就启动;内网地址可用后浏览器再访问即可。
## LED 过滤
默认只显示/控制红绿蓝三类实际可控灯:
```text
red,green,blue
```
如果以后要临时显示全部 `/sys/class/leds` 条目,可以这样重装/更新:
```bash
COLORS= sh -c "$(curl -fsSL https://gitea.chickliu.fun/Hermes/led-manager-panel/raw/branch/main/install.sh)"
```
也可以指定颜色前缀,例如只显示红蓝:
```bash
COLORS=red,blue sh -c "$(curl -fsSL https://gitea.chickliu.fun/Hermes/led-manager-panel/raw/branch/main/install.sh)"
```
## 更新已有安装
```bash
+9 -3
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@@ -7,6 +7,7 @@ CONFIG_DIR="/etc/led-manager"
CONFIG_FILE="$CONFIG_DIR/config.json"
PORT="${PORT:-8088}"
HOST="${HOST:-0.0.0.0}"
COLORS="${COLORS:-red,green,blue}"
RAW_BASE="${RAW_BASE:-https://gitea.chickliu.fun/Hermes/led-manager-panel/raw/branch/main}"
need_root() {
@@ -52,12 +53,15 @@ install_systemd_service() {
echo "安装 systemd 服务:$APP_NAME"
download "$RAW_BASE/led-manager.service" "/etc/systemd/system/$APP_NAME.service"
# Patch host/port/config in service if env overrides were provided.
sed -i "s#--host [^ ]* --port [0-9]* --config [^ ]*#--host $HOST --port $PORT --config $CONFIG_FILE#" "/etc/systemd/system/$APP_NAME.service" || true
# Patch host/port/config/colors in service if env overrides were provided.
sed -i "s#--host [^ ]* --port [0-9]* --config [^ ]*#--host $HOST --port $PORT --config $CONFIG_FILE --colors $COLORS#" "/etc/systemd/system/$APP_NAME.service" || true
if ! grep -q -- '--colors' "/etc/systemd/system/$APP_NAME.service"; then
sed -i "s#\(ExecStart=.*\)#\1 --colors $COLORS#" "/etc/systemd/system/$APP_NAME.service" || true
fi
systemctl daemon-reload
systemctl enable "$APP_NAME"
systemctl restart "$APP_NAME"
systemctl status "$APP_NAME" --no-pager || true
systemctl is-active "$APP_NAME" >/dev/null 2>&1 && echo "服务已启动:$APP_NAME" || systemctl status "$APP_NAME" --no-pager || true
}
need_root
@@ -89,4 +93,6 @@ echo "服务:systemctl status $APP_NAME"
echo "配置:$CONFIG_FILE"
echo "访问地址: http://${ipaddr:-设备IP}:$PORT/"
echo "面板里点『保存持久化』后,重启系统会由 systemd 启动本项目并自动读取配置恢复 LED。"
echo "当前只显示/控制颜色:$COLORS"
echo "如需修改端口:PORT=8090 sh install.sh"
echo "如需显示全部 LEDCOLORS= sh install.sh"
+1 -2
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@@ -1,8 +1,7 @@
[Unit]
Description=Linux LED Manager Web Panel
Documentation=https://gitea.chickliu.fun/Hermes/led-manager-panel
After=local-fs.target network-online.target
Wants=network-online.target
After=local-fs.target
[Service]
Type=simple
+33 -4
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@@ -21,6 +21,9 @@ from typing import Dict, List, Optional, Tuple
LED_ROOT = Path(os.environ.get("LED_ROOT", "/sys/class/leds"))
CONFIG_PATH = Path(os.environ.get("LED_CONFIG", "/etc/led-manager/config.json"))
# BOSS's device exposes more LED class entries than the physically controllable lights.
# Keep the panel focused on the real RGB lights by default; override with --colors if needed.
CONTROLLABLE_COLORS = tuple(c.strip().lower() for c in os.environ.get("LED_COLORS", "red,green,blue").split(",") if c.strip())
NAME_RE = re.compile(r"^[A-Za-z0-9_.:+@=-]+$")
CSS = r"""
@@ -102,8 +105,22 @@ def safe_name(name: str) -> str:
return name
def led_color(name: str) -> Optional[str]:
low = name.lower()
for color in CONTROLLABLE_COLORS:
if low == color or low.startswith(color + ":") or low.startswith(color + "-") or low.startswith(color + "_"):
return color
return None
def is_controllable_led_name(name: str) -> bool:
return not CONTROLLABLE_COLORS or led_color(name) is not None
def led_path(name: str) -> Path:
name = safe_name(name)
if not is_controllable_led_name(name):
raise ValueError("led hidden by color filter")
# /sys/class/leds entries are usually symlinks to /sys/devices/...
# Do NOT require the resolved target to stay under LED_ROOT, otherwise every real sysfs LED POST is rejected.
# safe_name() forbids slash and '..', so joining one basename under LED_ROOT is enough here.
@@ -177,7 +194,14 @@ def load_config() -> Dict[str, Dict[str, object]]:
leds = data.get("leds", data)
if not isinstance(leds, dict):
return {}
return {safe_name(str(k)): v for k, v in leds.items() if isinstance(v, dict)}
out = {}
for k, v in leds.items():
if not isinstance(v, dict):
continue
name = safe_name(str(k))
if is_controllable_led_name(name):
out[name] = v
return out
except Exception:
return {}
@@ -185,7 +209,8 @@ def load_config() -> Dict[str, Dict[str, object]]:
def save_config(config: Dict[str, Dict[str, object]]) -> None:
CONFIG_PATH.parent.mkdir(parents=True, exist_ok=True)
tmp = CONFIG_PATH.with_suffix(CONFIG_PATH.suffix + ".tmp")
payload = {"version": 1, "leds": config}
filtered = {safe_name(str(k)): v for k, v in config.items() if isinstance(v, dict) and is_controllable_led_name(safe_name(str(k)))}
payload = {"version": 1, "colors": list(CONTROLLABLE_COLORS), "leds": filtered}
tmp.write_text(json.dumps(payload, ensure_ascii=False, indent=2) + "\n")
os.replace(tmp, CONFIG_PATH)
try:
@@ -289,6 +314,8 @@ def list_leds() -> List[Dict[str, object]]:
if not p.is_dir():
continue
name = p.name
if not is_controllable_led_name(name):
continue
b = read_text(p / "brightness")
mb = read_text(p / "max_brightness")
tr_raw = read_text(p / "trigger")
@@ -443,22 +470,24 @@ class Handler(BaseHTTPRequestHandler):
def main():
global LED_ROOT, CONFIG_PATH
global LED_ROOT, CONFIG_PATH, CONTROLLABLE_COLORS
ap = argparse.ArgumentParser(description="Tiny web panel for /sys/class/leds")
ap.add_argument("--host", default="0.0.0.0", help="listen host, default 0.0.0.0")
ap.add_argument("--port", type=int, default=8088, help="listen port, default 8088")
ap.add_argument("--led-root", default=str(LED_ROOT), help="LED sysfs root, default /sys/class/leds")
ap.add_argument("--config", default=str(CONFIG_PATH), help="persistent config path, default /etc/led-manager/config.json")
ap.add_argument("--colors", default=",".join(CONTROLLABLE_COLORS), help="comma-separated LED color prefixes to expose, default red,green,blue; empty means expose all")
ap.add_argument("--no-apply", action="store_true", help="do not apply saved config on startup")
args = ap.parse_args()
LED_ROOT = Path(args.led_root)
CONFIG_PATH = Path(args.config)
CONTROLLABLE_COLORS = tuple(c.strip().lower() for c in args.colors.split(",") if c.strip())
if not args.no_apply:
results = apply_saved_config()
if results:
print(f"Applied saved LED config: {results}", flush=True)
httpd = ThreadingHTTPServer((args.host, args.port), Handler)
print(f"LED Manager Panel listening on http://{args.host}:{args.port} ; LED_ROOT={LED_ROOT}; CONFIG_PATH={CONFIG_PATH}", flush=True)
print(f"LED Manager Panel listening on http://{args.host}:{args.port} ; LED_ROOT={LED_ROOT}; CONFIG_PATH={CONFIG_PATH}; COLORS={','.join(CONTROLLABLE_COLORS) or 'all'}", flush=True)
httpd.serve_forever()
+23 -3
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@@ -2,6 +2,7 @@
import json
import tempfile
import threading
import urllib.error
import urllib.request
from pathlib import Path
from led_panel import Handler, ThreadingHTTPServer
@@ -34,6 +35,16 @@ def main():
(d2 / 'brightness').write_text('1')
(d2 / 'max_brightness').write_text('1')
(d2 / 'trigger').write_text('[none] timer')
d3 = root / 'green:wlan'
d3.mkdir()
(d3 / 'brightness').write_text('1')
(d3 / 'max_brightness').write_text('1')
(d3 / 'trigger').write_text('[none] timer')
hidden = root / 'sim:en'
hidden.mkdir()
(hidden / 'brightness').write_text('1')
(hidden / 'max_brightness').write_text('1')
(hidden / 'trigger').write_text('[none] timer')
config_path = root / 'config.json'
led_panel.LED_ROOT = root
led_panel.CONFIG_PATH = config_path
@@ -43,7 +54,13 @@ def main():
t.start()
try:
leds = req(port, '/api/leds')
assert leds['ok'] and leds['leds'][0]['name'] == 'blue:wan'
names = [led['name'] for led in leds['leds']]
assert leds['ok'] and names == ['blue:wan', 'green:wlan', 'red:power']
try:
req(port, '/api/brightness', {'name':'sim:en','value':0})
raise AssertionError('hidden LED unexpectedly writable')
except urllib.error.HTTPError as e:
assert e.code == 400
b = req(port, '/api/brightness', {'name':'blue:wan','value':1})
assert b['ok'] and (d / 'brightness').read_text() == '1'
tr = req(port, '/api/trigger', {'name':'blue:wan','trigger':'timer'})
@@ -64,12 +81,15 @@ def main():
assert (d / 'brightness').read_text() == '1'
assert (d / 'delay_on').read_text() == '123'
all_off = req(port, '/api/all-off', {})
assert all_off['ok'] and all_off['changed'] == 2
assert all_off['ok'] and all_off['changed'] == 3
assert (d / 'brightness').read_text() == '0'
assert (d2 / 'brightness').read_text() == '0'
assert (d3 / 'brightness').read_text() == '0'
assert (hidden / 'brightness').read_text() == '1'
assert '[none]' in (d / 'trigger').read_text() or (d / 'trigger').read_text() == 'none'
assert '[none]' in (d2 / 'trigger').read_text() or (d2 / 'trigger').read_text() == 'none'
print('OK: API write + persistence + all-off regression passed')
assert '[none]' in (d3 / 'trigger').read_text() or (d3 / 'trigger').read_text() == 'none'
print('OK: RGB filter + API write + persistence + all-off regression passed')
finally:
httpd.shutdown()