William Valentin
1927ec6622
- Sessions list with filters (time, framework, host) - Session detail with runs table - Run detail with expandable spans - Dark theme GitHub-style UI - API proxy to query-api via /api Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
package main
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import (
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"embed"
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"io"
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"io/fs"
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"log"
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"net/http"
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"net/http/httputil"
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"net/url"
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"os"
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"strings"
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)
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//go:embed static
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var staticFiles embed.FS
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func main() {
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addr := envDefault("AGENTMON_UI_ADDR", ":8082")
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queryAPIBase := envDefault("AGENTMON_QUERY_BASE", "http://query-api")
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mux := http.NewServeMux()
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// Health check
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mux.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(http.StatusOK)
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_, _ = w.Write([]byte("ok"))
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})
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// API proxy to query-api
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queryURL, _ := url.Parse(queryAPIBase)
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proxy := httputil.NewSingleHostReverseProxy(queryURL)
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mux.HandleFunc("/api/", func(w http.ResponseWriter, r *http.Request) {
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r.URL.Path = strings.TrimPrefix(r.URL.Path, "/api")
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r.Host = queryURL.Host
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proxy.ServeHTTP(w, r)
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})
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// Static files
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staticFS, _ := fs.Sub(staticFiles, "static")
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fileServer := http.FileServer(http.FS(staticFS))
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mux.HandleFunc("/static/", func(w http.ResponseWriter, r *http.Request) {
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r.URL.Path = strings.TrimPrefix(r.URL.Path, "/static")
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fileServer.ServeHTTP(w, r)
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})
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// SPA catch-all: serve index.html for all other routes
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mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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// Serve index.html for SPA routes
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if r.URL.Path == "/" || strings.HasPrefix(r.URL.Path, "/sessions") || strings.HasPrefix(r.URL.Path, "/runs") {
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f, err := staticFiles.Open("static/index.html")
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if err != nil {
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http.Error(w, "index.html not found", http.StatusInternalServerError)
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return
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}
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defer f.Close()
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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_, _ = io.Copy(w, f)
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return
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}
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http.NotFound(w, r)
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})
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log.Printf("web-ui listening on %s", addr)
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log.Fatal(http.ListenAndServe(addr, mux))
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}
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func envDefault(key, def string) string {
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if v := os.Getenv(key); v != "" {
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return v
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}
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return def
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}
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