Add server package

Author: mxpv

cmd/podsync/config.go

@@ -13,41 +13,13 @@ import (
 	"github.com/mxpv/podsync/pkg/db"
 	"github.com/mxpv/podsync/pkg/feed"
 	"github.com/mxpv/podsync/pkg/model"
+	"github.com/mxpv/podsync/pkg/server"
 	"github.com/mxpv/podsync/pkg/ytdl"
 )
 
-type ServerConfig struct {
-	// Hostname to use for download links
-	Hostname string `toml:"hostname"`
-	// Port is a server port to listen to
-	Port int `toml:"port"`
-	// Bind a specific IP addresses for server
-	// "*": bind all IP addresses which is default option
-	// localhost or 127.0.0.1  bind a single IPv4 address
-	BindAddress string `toml:"bind_address"`
-	// Specify path for reverse proxy and only [A-Za-z0-9]
-	Path string `toml:"path"`
-	// DataDir is a path to a directory to keep XML feeds and downloaded episodes,
-	// that will be available to user via web server for download.
-	DataDir string `toml:"data_dir"`
-}
-
-type Log struct {
-	// Filename to write the log to (instead of stdout)
-	Filename string `toml:"filename"`
-	// MaxSize is the maximum size of the log file in MB
-	MaxSize int `toml:"max_size"`
-	// MaxBackups is the maximum number of log file backups to keep after rotation
-	MaxBackups int `toml:"max_backups"`
-	// MaxAge is the maximum number of days to keep the logs for
-	MaxAge int `toml:"max_age"`
-	// Compress old backups
-	Compress bool `toml:"compress"`
-}
-
 type Config struct {
 	// Server is the web server configuration
-	Server ServerConfig `toml:"server"`
+	Server server.Config `toml:"server"`
 	// Log is the optional logging configuration
 	Log Log `toml:"log"`
 	// Database configuration
@@ -61,6 +33,19 @@ type Config struct {
 	Downloader ytdl.Config `toml:"downloader"`
 }
 
+type Log struct {
+	// Filename to write the log to (instead of stdout)
+	Filename string `toml:"filename"`
+	// MaxSize is the maximum size of the log file in MB
+	MaxSize int `toml:"max_size"`
+	// MaxBackups is the maximum number of log file backups to keep after rotation
+	MaxBackups int `toml:"max_backups"`
+	// MaxAge is the maximum number of days to keep the logs for
+	MaxAge int `toml:"max_age"`
+	// Compress old backups
+	Compress bool `toml:"compress"`
+}
+
 // LoadConfig loads TOML configuration from a file path
 func LoadConfig(path string) (*Config, error) {
 	data, err := ioutil.ReadFile(path)

cmd/podsync/config_test.go

@@ -10,6 +10,7 @@ import (
 	"github.com/stretchr/testify/require"
 
 	"github.com/mxpv/podsync/pkg/model"
+	"github.com/mxpv/podsync/pkg/server"
 )
 
 func TestLoadConfig(t *testing.T) {
@@ -173,7 +174,7 @@ data_dir = "/data"
 
 func TestDefaultHostname(t *testing.T) {
 	cfg := Config{
-		Server: ServerConfig{},
+		Server: server.Config{},
 	}
 
 	t.Run("empty hostname", func(t *testing.T) {

cmd/podsync/main.go

@@ -11,6 +11,7 @@ import (
 
 	"github.com/jessevdk/go-flags"
 	"github.com/mxpv/podsync/pkg/feed"
+	"github.com/mxpv/podsync/pkg/server"
 	"github.com/robfig/cron/v3"
 	log "github.com/sirupsen/logrus"
 	"golang.org/x/sync/errgroup"
@@ -179,7 +180,7 @@ func main() {
 	})
 
 	// Run web server
-	srv := NewServer(cfg, storage)
+	srv := server.New(cfg.Server, storage)
 
 	group.Go(func() error {
 		log.Infof("running listener at %s", srv.Addr)

cmd/podsync/server.go

@@ -0,0 +1,52 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+
+	log "github.com/sirupsen/logrus"
+)
+
+type Server struct {
+	http.Server
+}
+
+type Config struct {
+	// Hostname to use for download links
+	Hostname string `toml:"hostname"`
+	// Port is a server port to listen to
+	Port int `toml:"port"`
+	// Bind a specific IP addresses for server
+	// "*": bind all IP addresses which is default option
+	// localhost or 127.0.0.1  bind a single IPv4 address
+	BindAddress string `toml:"bind_address"`
+	// Specify path for reverse proxy and only [A-Za-z0-9]
+	Path string `toml:"path"`
+	// DataDir is a path to a directory to keep XML feeds and downloaded episodes,
+	// that will be available to user via web server for download.
+	DataDir string `toml:"data_dir"`
+}
+
+func New(cfg Config, storage http.FileSystem) *Server {
+	port := cfg.Port
+	if port == 0 {
+		port = 8080
+	}
+
+	bindAddress := cfg.BindAddress
+	if bindAddress == "*" {
+		bindAddress = ""
+	}
+
+	srv := Server{}
+
+	srv.Addr = fmt.Sprintf("%s:%d", bindAddress, port)
+	log.Debugf("using address: %s:%s", bindAddress, srv.Addr)
+
+	fileServer := http.FileServer(storage)
+
+	log.Debugf("handle path: /%s", cfg.Path)
+	http.Handle(fmt.Sprintf("/%s", cfg.Path), fileServer)
+
+	return &srv
+}