Files
homelab-frontend/cmd/gateway/main.go
T
Admin Bot 9c5fb0ce84
CI / Vet, test, build (push) Canceled after 2m10s
CI / Build and push image (push) Canceled after 0s
feat: load service adapters from ConfigMap, remove k8s API dependency
Adapters defined in config.yaml alongside routes and models.
Parsed by existing config loader, populated into registry at startup.
Removed: client-go deps, REST loader, informer, nginx proxy,
CiliumNetworkPolicy, apis/gateway/v1/ (duplicate types).
Kept: merged CI pipeline, imagePullPolicy Always, CA certs in Dockerfile.
2026-08-26 16:39:30 -07:00

95 lines
2.7 KiB
Go

package main
import (
"context"
"fmt"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"forgejo.riotpiao.com/rock/homelab-frontend/internal/config"
"forgejo.riotpiao.com/rock/homelab-frontend/internal/proxy"
"forgejo.riotpiao.com/rock/homelab-frontend/internal/server"
"forgejo.riotpiao.com/rock/homelab-frontend/internal/serviceadapter"
"forgejo.riotpiao.com/rock/homelab-frontend/internal/temporal"
)
func main() {
// Load configuration
cfg, err := config.Load()
if err != nil {
fmt.Fprintf(os.Stderr, "failed to load config: %v\n", err)
os.Exit(1)
}
// Determine if auth is enabled by checking if any route requires it
authEnabled := false
for _, route := range cfg.Routes {
if route.Upstream.AuthRequired {
authEnabled = true
break
}
}
// Create the reverse proxy handler that routes requests based on configuration
upstreamHandler := proxy.New(cfg)
// Create the Temporal workflow handler
// Temporal server address can be configured via environment variable
temporalHostPort := os.Getenv("TEMPORAL_HOST_PORT")
if temporalHostPort == "" {
temporalHostPort = "localhost:7233"
}
log.Printf("Temporal server: %s", temporalHostPort)
temporalHandler := temporal.NewHandler(temporalHostPort)
// Create server with health checker
srv := server.New(cfg.ListenAddr, cfg.ShutdownTimeout, nil)
// Initialize health checker with config validity and auth status
healthChecker := server.NewHealthChecker(true, authEnabled)
srv.SetHealthChecker(healthChecker)
// Create ServiceAdapter registry and dispatcher (phase 8)
registry := serviceadapter.NewRegistry(nil)
for _, a := range cfg.Adapters {
_ = registry.Add(a)
}
log.Printf("%d service adapters loaded", registry.Count())
dispatcher := serviceadapter.NewDispatcher(registry)
// Create router that handles health endpoints, X-Service (ServiceAdapter) routing,
// temporal endpoints, and passes others to upstream handler
router := server.NewRouter(healthChecker, dispatcher, temporalHandler, upstreamHandler)
srv.SetHandler(router)
// Set up signal handling
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan, syscall.SIGTERM, syscall.SIGINT)
// Start server in a goroutine
var serverErr error
go func() {
log.Printf("gateway listening on %s", srv.Addr())
serverErr = srv.ListenAndServe()
if serverErr != nil && serverErr != http.ErrServerClosed {
log.Printf("server error: %v", serverErr)
}
}()
// Wait for shutdown signal
sig := <-sigChan
log.Printf("received signal: %v", sig)
// Gracefully shutdown the server
if err := srv.Shutdown(context.Background()); err != nil {
fmt.Fprintf(os.Stderr, "shutdown error: %v\n", err)
os.Exit(1)
}
log.Printf("gateway shutdown complete")
os.Exit(0)
}