feat: initial commit

internal/proxy/init.go

@@ -0,0 +1,19 @@
+package proxy
+
+import (
+	"context"
+
+	"forge.cadoles.com/cadoles/bouncer/internal/setup"
+	"github.com/pkg/errors"
+)
+
+func (s *Server) initRepositories(ctx context.Context) error {
+	proxyRepo, err := setup.NewProxyRepository(ctx, s.databaseConfig)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	s.repo = proxyRepo
+
+	return nil
+}

internal/proxy/option.go

@@ -0,0 +1,31 @@
+package proxy
+
+import (
+	"forge.cadoles.com/cadoles/bouncer/internal/config"
+)
+
+type Option struct {
+	ServerConfig   config.ProxyServerConfig
+	DatabaseConfig config.DatabaseConfig
+}
+
+type OptionFunc func(*Option)
+
+func defaultOption() *Option {
+	return &Option{
+		ServerConfig:   config.NewDefaultProxyServerConfig(),
+		DatabaseConfig: config.NewDefaultDatabaseConfig(),
+	}
+}
+
+func WithServerConfig(conf config.ProxyServerConfig) OptionFunc {
+	return func(opt *Option) {
+		opt.ServerConfig = conf
+	}
+}
+
+func WithDatabaseConfig(conf config.DatabaseConfig) OptionFunc {
+	return func(opt *Option) {
+		opt.DatabaseConfig = conf
+	}
+}

internal/proxy/server.go

@@ -0,0 +1,94 @@
+package proxy
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"net"
+	"net/http"
+
+	"forge.cadoles.com/cadoles/bouncer/internal/config"
+	"forge.cadoles.com/cadoles/bouncer/internal/datastore"
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+type Server struct {
+	serverConfig   config.ProxyServerConfig
+	databaseConfig config.DatabaseConfig
+	repo           datastore.ProxyRepository
+}
+
+func (s *Server) Start(ctx context.Context) (<-chan net.Addr, <-chan error) {
+	errs := make(chan error)
+	addrs := make(chan net.Addr)
+
+	go s.run(ctx, addrs, errs)
+
+	return addrs, errs
+}
+
+func (s *Server) run(parentCtx context.Context, addrs chan net.Addr, errs chan error) {
+	defer func() {
+		close(errs)
+		close(addrs)
+	}()
+
+	ctx, cancel := context.WithCancel(parentCtx)
+	defer cancel()
+
+	if err := s.initRepositories(ctx); err != nil {
+		errs <- errors.WithStack(err)
+
+		return
+	}
+
+	listener, err := net.Listen("tcp", fmt.Sprintf("%s:%d", s.serverConfig.HTTP.Host, s.serverConfig.HTTP.Port))
+	if err != nil {
+		errs <- errors.WithStack(err)
+
+		return
+	}
+
+	addrs <- listener.Addr()
+
+	defer func() {
+		if err := listener.Close(); err != nil && !errors.Is(err, net.ErrClosed) {
+			errs <- errors.WithStack(err)
+		}
+	}()
+
+	go func() {
+		<-ctx.Done()
+
+		if err := listener.Close(); err != nil && !errors.Is(err, net.ErrClosed) {
+			log.Printf("%+v", errors.WithStack(err))
+		}
+	}()
+
+	router := chi.NewRouter()
+
+	router.Use(middleware.Logger)
+
+	logger.Info(ctx, "http server listening")
+
+	if err := http.Serve(listener, router); err != nil && !errors.Is(err, net.ErrClosed) {
+		errs <- errors.WithStack(err)
+	}
+
+	logger.Info(ctx, "http server exiting")
+}
+
+func NewServer(funcs ...OptionFunc) *Server {
+	opt := defaultOption()
+	for _, fn := range funcs {
+		fn(opt)
+	}
+
+	return &Server{
+		serverConfig:   opt.ServerConfig,
+		databaseConfig: opt.DatabaseConfig,
+	}
+}