strip authfile, simplify motd, rename arguments and make the servername argument mandatory

--HG--
branch : nmdc-ircfrontend

main.go

@@ -3,15 +3,13 @@ package main
 import (
 	"flag"
 	"log"
-	"os"
-	"strings"
+	"net"
 )
 
 var (
-	ircAddress  = flag.String("irc-address", ":6697", "The address:port to bind to and listen for clients on")
-	serverName  = flag.String("irc-servername", "rosella", "Server name displayed to clients")
-	authFile    = flag.String("irc-authfile", "", "File containing usernames and passwords of operators.")
-	motdFile    = flag.String("irc-motdfile", "", "File container motd to display to clients.")
+	ircAddress = flag.String("bind", ":6697", "The address:port to bind to and listen for clients on")
+	dcAddress  = flag.String("upstream", "127.0.0.1:411", "Upstream NMDC server")
+	serverName = flag.String("servername", "nmdc-ircfrontend", "Server name displayed to clients")
 )
 
 func main() {
@@ -20,53 +18,14 @@ func main() {
 
 	log.Println("Starting server...")
 
-	//Init rosella itself
 	server := NewServer()
 	server.name = *serverName
 
-	if *authFile != "" {
-		log.Printf("Loading auth file: %q", *authFile)
-
-		f, err := os.Open(*authFile)
-		if err != nil {
-			log.Fatal(err)
-		}
-		data := make([]byte, 1024)
-		size, err := f.Read(data)
-		if err != nil {
-			log.Fatal(err)
-		}
-		f.Close()
-
-		lines := strings.Split(string(data[:size]), "\n")
-		for _, line := range lines {
-			if i := strings.IndexRune(line, '#'); i > -1 {
-				line = line[:i]
-			}
-			fields := strings.Fields(line)
-
-			if len(fields) == 2 {
-				server.operatorMap[fields[0]] = []byte(fields[1])
-			}
-		}
-	}
-
-	if *motdFile != "" {
-		log.Printf("Loading motd file: %q", *motdFile)
-
-		f, err := os.Open(*motdFile)
-		if err != nil {
-			log.Fatal(err)
-		}
-		data := make([]byte, 1024)
-		size, err := f.Read(data)
-		if err != nil {
-			log.Fatal(err)
-		}
-		f.Close()
-
-		server.motd = string(data[:size])
+	if len(server.name) == 0 {
+		log.Println("Please specify the -servername parameter.")
+		return
 	}
+	server.motd = "Connected to " + *serverName
 
 	listener, err := net.Listen("tcp", *ircAddress)
 	if err != nil {
@@ -81,8 +40,7 @@ func main() {
 	for {
 		conn, err := listener.Accept()
 		if err != nil {
-			log.Printf("Error accepting connection.")
-			log.Printf(err.Error())
+			log.Printf("Error accepting connection (%s)", err.Error())
 			continue
 		}
 

server.go

@@ -2,11 +2,12 @@ package main
 
 import (
 	"fmt"
-	"golang.org/x/crypto/bcrypt"
 	"log"
 	"net"
 	"regexp"
 	"strings"
+
+	"golang.org/x/crypto/bcrypt"
 )
 
 var (
@@ -16,11 +17,11 @@ var (
 
 func NewServer() *Server {
 	return &Server{eventChan: make(chan Event),
-		name:        "rosella",
+		name:        "",
 		clientMap:   make(map[string]*Client),
 		channelMap:  make(map[string]*Channel),
 		operatorMap: make(map[string][]byte),
-		motd:        "This server is running " + APP_DESCRIPTION,
+		motd:        "",
 	}
 }