commit 30ced41aa60af6f50715fcbc8e659b7f7dc50c51 · dunkirk.sh/battleship-arena

+1 -1

.gitignore

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       .ssh/

     

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       submissions/

     

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       *.db

     

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       battleship-arena

     

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       *.log

     

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       build/

     

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       .ssh/

     

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       submissions/

     

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       *.db

     

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       bin

     

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       *.log

     

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       build/

     

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+178

cmd/battleship-arena/main.go

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       package main

     

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       import (

     

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       	"context"

     

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       	"errors"

     

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       	"log"

     

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       	"net/http"

     

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       	"os"

     

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       	"os/signal"

     

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       	"syscall"

     

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       	"time"

     

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       	tea "github.com/charmbracelet/bubbletea"

     

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       	"github.com/charmbracelet/lipgloss"

     

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       	"github.com/charmbracelet/ssh"

     

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       	"github.com/charmbracelet/wish"

     

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       	"github.com/charmbracelet/wish/bubbletea"

     

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       	"github.com/charmbracelet/wish/logging"

     

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       	"github.com/charmbracelet/wish/scp"

     

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       	"github.com/go-chi/chi/v5"

     

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       	"github.com/go-chi/chi/v5/middleware"

     

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       	"battleship-arena/internal/runner"

     

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       	"battleship-arena/internal/server"

     

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       	"battleship-arena/internal/storage"

     

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       	"battleship-arena/internal/tui"

     

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       )

     

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       type Config struct {

     

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       	Host             string

     

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       	SSHPort          string

     

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       	WebPort          string

     

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       	UploadDir        string

     

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       	ResultsDB        string

     

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       	AdminPasscode    string

     

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       	ExternalURL      string

     

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       }

     

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       func loadConfig() Config {

     

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       	cfg := Config{

     

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       		Host:             getEnv("BATTLESHIP_HOST", "0.0.0.0"),

     

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       		SSHPort:          getEnv("BATTLESHIP_SSH_PORT", "2222"),

     

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       		WebPort:          getEnv("BATTLESHIP_WEB_PORT", "8081"),

     

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       		UploadDir:        getEnv("BATTLESHIP_UPLOAD_DIR", "./submissions"),

     

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       		ResultsDB:        getEnv("BATTLESHIP_RESULTS_DB", "./results.db"),

     

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       		AdminPasscode:    getEnv("BATTLESHIP_ADMIN_PASSCODE", "battleship-admin-override"),

     

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       		ExternalURL:      getEnv("BATTLESHIP_EXTERNAL_URL", "http://localhost:8081"),

     

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       	}

     

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       	return cfg

     

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       }

     

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       func getEnv(key, defaultValue string) string {

     

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       	if value := os.Getenv(key); value != "" {

     

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       		return value

     

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       	}

     

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       	return defaultValue

     

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       }

     

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       func main() {

     

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       	cfg := loadConfig()

     

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       	if err := initStorage(cfg); err != nil {

     

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       		log.Fatal(err)

     

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       	}

     

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       	server.InitSSE()

     

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       	server.SetConfig(cfg.AdminPasscode, cfg.ExternalURL)

     

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       	workerCtx, workerCancel := context.WithCancel(context.Background())

     

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       	defer workerCancel()

     

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       	go runner.StartWorker(workerCtx, cfg.UploadDir, server.BroadcastProgress, server.NotifyLeaderboardUpdate, server.BroadcastProgressComplete)

     

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       	toClient, fromClient := server.NewSCPHandlers(cfg.UploadDir)

     

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       	sshServer, err := wish.NewServer(

     

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       		wish.WithAddress(cfg.Host + ":" + cfg.SSHPort),

     

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       		wish.WithHostKeyPath(".ssh/battleship_arena"),

     

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       		wish.WithPublicKeyAuth(server.PublicKeyAuthHandler),

     

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       		wish.WithPasswordAuth(server.PasswordAuthHandler),

     

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       		wish.WithSubsystem("sftp", server.SFTPHandler(cfg.UploadDir)),

     

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       		wish.WithMiddleware(

     

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       			scp.Middleware(toClient, fromClient),

     

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       			bubbletea.Middleware(teaHandler),

     

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       			logging.Middleware(),

     

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       		),

     

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       	)

     

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       	if err != nil {

     

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       		log.Fatal(err)

     

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       	}

     

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       	done := make(chan os.Signal, 1)

     

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       	signal.Notify(done, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)

     

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       	log.Printf("SSH server listening on %s:%s", cfg.Host, cfg.SSHPort)

     

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       	log.Printf("Web leaderboard at %s", cfg.ExternalURL)

     

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       	go func() {

     

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       		if err := sshServer.ListenAndServe(); err != nil && !errors.Is(err, ssh.ErrServerClosed) {

     

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       			log.Fatal(err)

     

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       		}

     

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       	}()

     

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       	go func() {

     

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       		<-done

     

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       		log.Println("Shutting down servers...")

     

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       		ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)

     

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       		defer cancel()

     

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       		if err := sshServer.Shutdown(ctx); err != nil && !errors.Is(err, ssh.ErrServerClosed) {

     

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       			log.Fatal(err)

     

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       		}

     

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       		os.Exit(0)

     

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       	}()

     

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       	r := chi.NewRouter()

     

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       	r.Use(middleware.Logger)

     

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       	r.Use(middleware.Recoverer)

     

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       	r.Mount("/events/", server.SSEServer)

     

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       	r.Get("/api/leaderboard", server.HandleAPILeaderboard)

     

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       	r.Get("/api/rating-history/{player}", server.HandleRatingHistory)

     

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       	r.Get("/player/{player}", server.HandlePlayerPage)

     

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       	r.Get("/user/{username}", server.HandleUserProfile)

     

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       	r.Get("/users", server.HandleUsers)

     

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       	r.Get("/", server.HandleLeaderboard)

     

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       	log.Println("Server running at " + cfg.ExternalURL)

     

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       	http.ListenAndServe(":"+cfg.WebPort, r)

     

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       }

     

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       func teaHandler(s ssh.Session) (tea.Model, []tea.ProgramOption) {

     

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       	if len(s.Command()) > 0 {

     

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       		return nil, nil

     

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       	}

     

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       	// Check if user needs onboarding

     

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       	needsOnboarding := false

     

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       	if val := s.Context().Value("needs_onboarding"); val != nil {

     

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       		needsOnboarding = val.(bool)

     

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       	}

     

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       	pty, _, active := s.Pty()

     

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       	if !active {

     

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       		wish.Fatalln(s, "no active terminal")

     

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       		return nil, nil

     

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       	}

     

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       	if needsOnboarding {

     

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       		// Run onboarding first

     

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       		publicKey := ""

     

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       		if val := s.Context().Value("public_key"); val != nil {

     

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       			publicKey = val.(string)

     

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       		}

     

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       		m := tui.NewOnboardingModel(s.User(), publicKey, pty.Window.Width, pty.Window.Height)

     

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       		return m, []tea.ProgramOption{tea.WithAltScreen()}

     

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       	}

     

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       	m := tui.InitialModel(s.User(), pty.Window.Width, pty.Window.Height)

     

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       	return m, []tea.ProgramOption{tea.WithAltScreen()}

     

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       }

     

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       func initStorage(cfg Config) error {

     

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       	if err := os.MkdirAll(cfg.UploadDir, 0755); err != nil {

     

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       		return err

     

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       	}

     

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       	db, err := storage.InitDB(cfg.ResultsDB)

     

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       	if err != nil {

     

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       		return err

     

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       	}

     

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       	storage.DB = db

     

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       	return nil

     

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       }

     

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       var titleStyle = lipgloss.NewStyle().

     

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       	Bold(true).

     

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       	Foreground(lipgloss.Color("205")).

     

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       	MarginTop(1).

     

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       	MarginBottom(1)