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server

Lindenii Forge’s main backend daemon
Commit info
ID
cfe758bce9d563e03690b2461d3c6c2bb1d4a9fb
Author
Runxi Yu <me@runxiyu.org>
Author date
Sun, 17 Aug 2025 14:04:18 +0800
Committer
Runxi Yu <me@runxiyu.org>
Committer date
Sun, 17 Aug 2025 14:04:18 +0800
Actions
Fix incoming's calls to misc.Listen*
package hooks

import (
	"context"
	"errors"
	"fmt"
	"net"
	"time"

	"github.com/gliderlabs/ssh"
	"go.lindenii.runxiyu.org/forge/forged/internal/common/cmap"
	"go.lindenii.runxiyu.org/forge/forged/internal/common/misc"
)

type Server struct {
	hookMap         cmap.Map[string, hookInfo]
	socketPath      string
	executablesPath string
}

type Config struct {
	Socket string `scfg:"socket"`
	Execs  string `scfg:"execs"`
}

type hookInfo struct {
	session      ssh.Session
	pubkey       string
	directAccess bool
	repoPath     string
	userID       int
	userType     string
	repoID       int
	groupPath    []string
	repoName     string
	contribReq   string
}

func New(config Config) (server *Server) {
	return &Server{
		socketPath:      config.Socket,
		executablesPath: config.Execs,
		hookMap:         cmap.Map[string, hookInfo]{},
	}
}

func (server *Server) Run(ctx context.Context) error {
	listener, _, err := misc.ListenUnixSocket(server.socketPath)
	listener, _, err := misc.ListenUnixSocket(ctx, server.socketPath)
	if err != nil {
		return fmt.Errorf("listen unix socket for hooks: %w", err)
	}
	defer func() {
		_ = listener.Close()
	}()

	stop := context.AfterFunc(ctx, func() {
		_ = listener.Close()
	})
	defer stop()

	for {
		conn, err := listener.Accept()
		if err != nil {
			if errors.Is(err, net.ErrClosed) || ctx.Err() != nil {
				return nil
			}
			return fmt.Errorf("accept conn: %w", err)
		}

		go server.handleConn(ctx, conn)
	}
}

func (server *Server) handleConn(ctx context.Context, conn net.Conn) {
	defer func() {
		_ = conn.Close()
	}()
	unblock := context.AfterFunc(ctx, func() {
		_ = conn.SetDeadline(time.Now())
		_ = conn.Close()
	})
	defer unblock()
}
package lmtp

import (
	"context"
	"errors"
	"fmt"
	"net"
	"time"

	"go.lindenii.runxiyu.org/forge/forged/internal/common/misc"
)

type Server struct {
	socket       string
	domain       string
	maxSize      int64
	writeTimeout uint32
	readTimeout  uint32
}

type Config struct {
	Socket       string `scfg:"socket"`
	Domain       string `scfg:"domain"`
	MaxSize      int64  `scfg:"max_size"`
	WriteTimeout uint32 `scfg:"write_timeout"`
	ReadTimeout  uint32 `scfg:"read_timeout"`
}

func New(config Config) (server *Server) {
	return &Server{
		socket:       config.Socket,
		domain:       config.Domain,
		maxSize:      config.MaxSize,
		writeTimeout: config.WriteTimeout,
		readTimeout:  config.ReadTimeout,
	}
}

func (server *Server) Run(ctx context.Context) error {
	listener, _, err := misc.ListenUnixSocket(server.socket)
	listener, _, err := misc.ListenUnixSocket(ctx, server.socket)
	if err != nil {
		return fmt.Errorf("listen unix socket for LMTP: %w", err)
	}
	defer func() {
		_ = listener.Close()
	}()

	stop := context.AfterFunc(ctx, func() {
		_ = listener.Close()
	})
	defer stop()

	for {
		conn, err := listener.Accept()
		if err != nil {
			if errors.Is(err, net.ErrClosed) || ctx.Err() != nil {
				return nil
			}
			return fmt.Errorf("accept conn: %w", err)
		}

		go server.handleConn(ctx, conn)
	}
}

func (server *Server) handleConn(ctx context.Context, conn net.Conn) {
	defer func() {
		_ = conn.Close()
	}()
	unblock := context.AfterFunc(ctx, func() {
		_ = conn.SetDeadline(time.Now())
		_ = conn.Close()
	})
	defer unblock()
}
package ssh

import (
	"context"
	"errors"
	"fmt"
	"os"
	"time"

	gliderssh "github.com/gliderlabs/ssh"
	"go.lindenii.runxiyu.org/forge/forged/internal/common/misc"
	gossh "golang.org/x/crypto/ssh"
)

type Config struct {
	Net             string `scfg:"net"`
	Addr            string `scfg:"addr"`
	Key             string `scfg:"key"`
	Root            string `scfg:"root"`
	ShutdownTimeout uint32 `scfg:"shutdown_timeout"`
}

type Server struct {
	gliderServer    *gliderssh.Server
	privkey         gossh.Signer
	pubkeyString    string
	pubkeyFP        string
	net             string
	addr            string
	root            string
	shutdownTimeout uint32
}

func New(config Config) (server *Server, err error) {
	server = &Server{
		net:             config.Net,
		addr:            config.Addr,
		root:            config.Root,
		shutdownTimeout: config.ShutdownTimeout,
	} //exhaustruct:ignore

	var privkeyBytes []byte

	privkeyBytes, err = os.ReadFile(config.Key)
	if err != nil {
		return server, fmt.Errorf("read SSH private key: %w", err)
	}

	server.privkey, err = gossh.ParsePrivateKey(privkeyBytes)
	if err != nil {
		return server, fmt.Errorf("parse SSH private key: %w", err)
	}

	server.pubkeyString = misc.BytesToString(gossh.MarshalAuthorizedKey(server.privkey.PublicKey()))
	server.pubkeyFP = gossh.FingerprintSHA256(server.privkey.PublicKey())

	server.gliderServer = &gliderssh.Server{
		Handler:                    handle,
		PublicKeyHandler:           func(ctx gliderssh.Context, key gliderssh.PublicKey) bool { return true },
		KeyboardInteractiveHandler: func(ctx gliderssh.Context, challenge gossh.KeyboardInteractiveChallenge) bool { return true },
	} //exhaustruct:ignore
	server.gliderServer.AddHostKey(server.privkey)

	return server, nil
}

func (server *Server) Run(ctx context.Context) (err error) {
	listener, err := misc.Listen(server.net, server.addr)
	listener, err := misc.Listen(ctx, server.net, server.addr)
	if err != nil {
		return fmt.Errorf("listen for SSH: %w", err)
	}
	defer func() {
		_ = listener.Close()
	}()

	stop := context.AfterFunc(ctx, func() {
		shCtx, cancel := context.WithTimeout(context.WithoutCancel(ctx), time.Duration(server.shutdownTimeout)*time.Second)
		defer cancel()
		_ = server.gliderServer.Shutdown(shCtx)
		_ = listener.Close()
	})
	defer stop()

	err = server.gliderServer.Serve(listener)
	if err != nil {
		if errors.Is(err, gliderssh.ErrServerClosed) || ctx.Err() != nil {
			return nil
		}
		return fmt.Errorf("serve SSH: %w", err)
	}
	panic("unreachable")
}

func handle(session gliderssh.Session) {
	panic("SSH server handler not implemented yet")
}
package web

import (
	"context"
	"errors"
	"fmt"
	"net"
	"net/http"
	"time"

	"go.lindenii.runxiyu.org/forge/forged/internal/common/misc"
)

type Server struct {
	net             string
	addr            string
	root            string
	httpServer      *http.Server
	shutdownTimeout uint32
}

type handler struct{}

func (h *handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
}

type Config struct {
	Net             string `scfg:"net"`
	Addr            string `scfg:"addr"`
	Root            string `scfg:"root"`
	CookieExpiry    int    `scfg:"cookie_expiry"`
	ReadTimeout     uint32 `scfg:"read_timeout"`
	WriteTimeout    uint32 `scfg:"write_timeout"`
	IdleTimeout     uint32 `scfg:"idle_timeout"`
	MaxHeaderBytes  int    `scfg:"max_header_bytes"`
	ReverseProxy    bool   `scfg:"reverse_proxy"`
	ShutdownTimeout uint32 `scfg:"shutdown_timeout"`
}

func New(config Config) (server *Server) {
	httpServer := &http.Server{
		Handler:        &handler{},
		ReadTimeout:    time.Duration(config.ReadTimeout) * time.Second,
		WriteTimeout:   time.Duration(config.WriteTimeout) * time.Second,
		IdleTimeout:    time.Duration(config.IdleTimeout) * time.Second,
		MaxHeaderBytes: config.MaxHeaderBytes,
	} //exhaustruct:ignore
	return &Server{
		net:             config.Net,
		addr:            config.Addr,
		root:            config.Root,
		shutdownTimeout: config.ShutdownTimeout,
		httpServer:      httpServer,
	}
}

func (server *Server) Run(ctx context.Context) (err error) {
	server.httpServer.BaseContext = func(_ net.Listener) context.Context { return ctx }

	listener, err := misc.Listen(server.net, server.addr)
	listener, err := misc.Listen(ctx, server.net, server.addr)
	if err != nil {
		return fmt.Errorf("listen for web: %w", err)
	}
	defer func() {
		_ = listener.Close()
	}()

	stop := context.AfterFunc(ctx, func() {
		shCtx, cancel := context.WithTimeout(context.WithoutCancel(ctx), time.Duration(server.shutdownTimeout)*time.Second)
		defer cancel()
		_ = server.httpServer.Shutdown(shCtx)
		_ = listener.Close()
	})
	defer stop()

	err = server.httpServer.Serve(listener)
	if err != nil {
		if errors.Is(err, http.ErrServerClosed) || ctx.Err() != nil {
			return nil
		}
		return fmt.Errorf("serve web: %w", err)
	}
	panic("unreachable")
}