Add troubleshooting section for Cloudflare HTTPS and mixed content issues; update services-loader.js to support local IP for health checks
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README.md
16
README.md
@@ -325,6 +325,22 @@ docker-compose restart
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## Troubleshooting
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### Cloudflare, HTTPS and Mixed Content
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If you're serving the homepage over HTTPS (for example, via Cloudflare), your browser will block active (programmatic) HTTP requests to local IPs — this is "mixed content". That can cause the health checks for local services to fail or to be marked offline.
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Recommendations:
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- Enable HTTPS for your local services (e.g., configure TLS or use a reverse proxy with a valid certificate) and/or use Cloudflare Tunnel to serve the service with a domain and TLS.
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- Or configure a server-side proxy that performs health checks and serves the results over HTTPS (for example, add a proxy endpoint in your nginx config and proxy_pass to the local IP/port); the browser will then make a same-origin secure request to the proxy rather than directly to the IP.
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- In `services.xml`, use the `tailscale-ip` attribute to supply an easily-editable Tailscale IP for local services that should be used for links and health checks.
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- In `services.xml`, use the `tailscale-ip` attribute to supply an easily-editable Tailscale IP for local services that should be used for links and health checks.
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Per-service `local-ip` override:
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- If a specific service has a `local-ip` attribute (for example, `local-ip="192.168.2.180"`), the server-side health proxy will use that local IP for the health check. This allows per-service control when the internal IP differs from the household-wide Tailscale IP or when services are bound to different hosts.
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Cloudflare Insights & CORS:
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- If you see console errors about `static.cloudflareinsights.com` or messages like "CORS request did not succeed" or "integrity mismatch", this is likely a script injected by Cloudflare. This is not part of the homepage codebase and is injected by Cloudflare's edge. You can disable Cloudflare Analytics/Insights or adjust settings in the Cloudflare dashboard to remove or avoid that script if it's causing issues with CSP or integrity.
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### Services Not Loading
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1. Check `services.xml` syntax:
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@@ -85,7 +85,8 @@
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const proto = s.getAttribute('proto') || 'http';
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const port = s.getAttribute('port') || '';
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const logo = s.getAttribute('logo') || '';
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const hostAttr = s.getAttribute('host'); // optional public hostname or full URL
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const hostAttr = s.getAttribute('host'); // optional public hostname or full URL
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const localIpAttr = s.getAttribute('local-ip'); // optional local IP for proxied health-check
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const manualStatus = s.getAttribute('status'); // optional: 'online', 'offline', 'maintenance'
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const checkHealth = s.getAttribute('check-health') !== 'false'; // default true, set to false to disable
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@@ -126,7 +127,7 @@
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healthCheckUrl = `/healthcheck?host=${encodedHost}&port=${encodeURIComponent(hcPort)}&proto=${encodeURIComponent(parsedProto)}`;
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} else {
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// Local service - use Tailscale IP if configured, otherwise current hostname
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const targetHost = tailscaleIP || host;
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const targetHost = localIpAttr || tailscaleIP || host;
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let portPart = '';
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if(port && !((proto==='http'&&port==='80')||(proto==='https'&&port==='443'))){ portPart = ':'+port; }
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// Keep the link protocol as the defined proto (so clicking uses the intended protocol),
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@@ -134,7 +135,12 @@
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href = `${proto}://${targetHost}${portPart}`;
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// Use our same-origin proxy path which nginx will forward to the health-proxy service.
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const encodedHost = encodeURIComponent(targetHost);
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const hcPort = port || (desiredProto === 'https' ? '443' : '80');
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const hcPort = port || (desiredProto === 'https' ? '443' : '80');
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if(localIpAttr){
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console.log(`Service ${name}: using local-ip ${localIpAttr} for proxied health checks`);
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} else if(tailscaleIP){
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console.log(`Service ${name}: using tailscale-ip ${tailscaleIP} for proxied health checks`);
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}
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healthCheckUrl = `/healthcheck?host=${encodedHost}&port=${encodeURIComponent(hcPort)}&proto=${encodeURIComponent(desiredProto)}`;
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// Warn when site is secure but service link is HTTP and target is a private IP
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if(pageIsSecure && proto === 'http' && targetHost === tailscaleIP){
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