Files
vessel/backend/cmd/server/main.go

104 lines
2.6 KiB
Go

package main
import (
"context"
"flag"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"github.com/gin-contrib/cors"
"github.com/gin-gonic/gin"
"vessel-backend/internal/api"
"vessel-backend/internal/database"
)
// Version is set at build time via -ldflags, or defaults to dev
var Version = "0.6.1"
func getEnvOrDefault(key, defaultValue string) string {
if value := os.Getenv(key); value != "" {
return value
}
return defaultValue
}
func main() {
var (
port = flag.String("port", getEnvOrDefault("PORT", "8080"), "Server port")
dbPath = flag.String("db", getEnvOrDefault("DB_PATH", "./data/vessel.db"), "Database file path")
ollamaURL = flag.String("ollama-url", getEnvOrDefault("OLLAMA_URL", "http://localhost:11434"), "Ollama API URL")
)
flag.Parse()
// Initialize database
db, err := database.OpenDatabase(*dbPath)
if err != nil {
log.Fatalf("Failed to open database: %v", err)
}
defer db.Close()
// Run migrations
if err := database.RunMigrations(db); err != nil {
log.Fatalf("Failed to run migrations: %v", err)
}
// Setup Gin router
gin.SetMode(gin.ReleaseMode)
r := gin.New()
r.Use(gin.Logger())
r.Use(gin.Recovery())
// CORS configuration
r.Use(cors.New(cors.Config{
AllowOrigins: []string{"*"},
AllowMethods: []string{"GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS"},
AllowHeaders: []string{"Origin", "Content-Type", "Accept", "Authorization"},
ExposeHeaders: []string{"Content-Length"},
AllowCredentials: true,
MaxAge: 12 * time.Hour,
}))
// Register routes
api.SetupRoutes(r, db, *ollamaURL, Version)
// Create server
srv := &http.Server{
Addr: ":" + *port,
Handler: r,
}
// Initialize fetcher and log the method being used
fetcher := api.GetFetcher()
log.Printf("URL fetcher method: %s (headless Chrome: %v)", fetcher.Method(), fetcher.HasChrome())
// Graceful shutdown handling
go func() {
log.Printf("Server starting on port %s", *port)
log.Printf("Ollama URL: %s (using official Go client)", *ollamaURL)
log.Printf("Database: %s", *dbPath)
if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
log.Fatalf("Failed to start server: %v", err)
}
}()
// Wait for interrupt signal
quit := make(chan os.Signal, 1)
signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
<-quit
log.Println("Shutting down server...")
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
if err := srv.Shutdown(ctx); err != nil {
log.Fatalf("Server forced to shutdown: %v", err)
}
log.Println("Server exited")
}