tajniak81andClaude Opus 4.8
afc6952eda
Add API Server (Go/PocketBase), Web App (Go BFF + Vue), Fly App (Flutter/DJI MSDK), Adobe Plugin, and Docker/Docker AIO deployment configs. Design assets and build artifacts are gitignored. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
66 lines
2.0 KiB
Go
66 lines
2.0 KiB
Go
package api
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import (
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"context"
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"io"
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"net/http"
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"sync"
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"time"
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)
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// svcHealth is the health of one upstream service, as shown on the panel.
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type svcHealth struct {
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Status string `json:"status"` // "ok" | "down"
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LatencyMs int64 `json:"latencyMs,omitempty"`
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HTTPStatus int `json:"httpStatus,omitempty"`
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URL string `json:"url,omitempty"`
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Error string `json:"error,omitempty"`
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}
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// healthClient is a short-timeout client for probing upstreams so a hung
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// dependency can't stall the status endpoint.
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var healthClient = &http.Client{Timeout: 4 * time.Second}
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// probe does a GET against url and classifies the result.
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func probe(ctx context.Context, url string) svcHealth {
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start := time.Now()
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
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if err != nil {
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return svcHealth{Status: "down", URL: url, Error: err.Error()}
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}
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resp, err := healthClient.Do(req)
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lat := time.Since(start).Milliseconds()
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if err != nil {
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return svcHealth{Status: "down", URL: url, LatencyMs: lat, Error: err.Error()}
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}
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defer resp.Body.Close()
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_, _ = io.Copy(io.Discard, resp.Body)
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status := "ok"
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if resp.StatusCode >= 400 {
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status = "down"
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}
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return svcHealth{Status: status, LatencyMs: lat, HTTPStatus: resp.StatusCode, URL: url}
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}
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// GET /api/status — aggregate health of the API Server and its neighbours
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// (PocketBase and the Web App), probed server-side. The panel polls this so the
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// browser never has to reach PocketBase or the Web App directly.
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func (s *Server) handleStatus(w http.ResponseWriter, r *http.Request) {
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var pb, web svcHealth
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var wg sync.WaitGroup
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wg.Add(2)
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go func() { defer wg.Done(); pb = probe(r.Context(), s.pbURL()+"/api/health") }()
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go func() { defer wg.Done(); web = probe(r.Context(), s.cfg.WebAppURL+"/healthz") }()
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wg.Wait()
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writeJSON(w, http.StatusOK, map[string]any{
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"apiServer": map[string]any{
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"status": "ok",
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"devices": s.hub.OnlineCount(),
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"known": len(s.hub.Snapshot()),
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},
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"pocketBase": pb,
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"webApp": web,
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})
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}
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