File size: 3,655 Bytes
b47934a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | package main
import (
"encoding/json"
"log/slog"
"net/http"
"os"
"github.com/go-chi/chi/v5"
"github.com/go-chi/chi/v5/middleware"
"github.com/openmeterio/openmeter/api"
)
func startMockServer() {
port := os.Getenv("PORT")
if port == "" {
port = "7860" // Default port for Hugging Face Spaces
}
addr := "0.0.0.0:" + port
slog.Info("Starting OpenMeter Mock Server for Hugging Face Spaces", "address", addr)
r := chi.NewRouter()
r.Use(middleware.RequestID)
r.Use(middleware.RealIP)
r.Use(middleware.Logger)
r.Use(middleware.Recoverer)
// Swagger Spec
swagger, err := api.GetSwagger()
var swaggerJSON []byte
if err == nil {
swagger.Servers = nil
swaggerJSON, _ = json.Marshal(swagger)
}
// Redirect root to api-docs
r.Get("/", func(w http.ResponseWriter, r *http.Request) {
http.Redirect(w, r, "/api-docs", http.StatusFound)
})
// /health
r.Get("/health", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/plain")
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte("OK"))
})
// /api/swagger.json
r.Get("/api/swagger.json", func(w http.ResponseWriter, r *http.Request) {
if len(swaggerJSON) > 0 {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
_, _ = w.Write(swaggerJSON)
} else {
http.Error(w, "Swagger spec not found", http.StatusNotFound)
}
})
// /api-docs
r.Get("/api-docs", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/html")
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte(`<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>OpenMeter API Documentation (Mock Server)</title>
<link rel="stylesheet" href="https://unpkg.com/swagger-ui-dist@5/swagger-ui.css" />
<link rel="icon" type="image/png" href="https://unpkg.com/swagger-ui-dist@5/favicon-32x32.png" sizes="32x32" />
</head>
<body>
<div id="swagger-ui"></div>
<script src="https://unpkg.com/swagger-ui-dist@5/swagger-ui-bundle.js"></script>
<script>
window.onload = () => {
window.ui = SwaggerUIBundle({
url: '/api/swagger.json',
dom_id: '#swagger-ui',
deepLinking: true,
presets: [
SwaggerUIBundle.presets.apis,
SwaggerUIBundle.swaggerInterceptor
]
});
};
</script>
</body>
</html>`))
})
// GET /api/v1/meters
r.Get("/api/v1/meters", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte(`[
{
"id": "api_requests_total",
"slug": "api_requests_total",
"description": "API Requests",
"eventType": "request",
"aggregation": "COUNT"
},
{
"id": "tokens_total",
"slug": "tokens_total",
"description": "AI Token Usage",
"eventType": "prompt",
"aggregation": "SUM"
}
]`))
})
// POST /api/v1/events
r.Post("/api/v1/events", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusAccepted)
_, _ = w.Write([]byte(`{"status": "accepted"}`))
})
// GET /api/v1/meters/{meterIdOrSlug}/query
r.Get("/api/v1/meters/{meterIdOrSlug}/query", func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte(`{
"data": [
{
"value": 150,
"windowStart": "2026-07-07T00:00:00Z",
"windowEnd": "2026-07-07T01:00:00Z"
}
]
}`))
})
err = http.ListenAndServe(addr, r)
if err != nil {
slog.Error("Mock server stopped with error", "error", err)
os.Exit(1)
}
}
|