From a8534a5abc932ee3d6464975506a5a1912b96f82 Mon Sep 17 00:00:00 2001
From: mykola2312 <49044616+mykola2312@users.noreply.github.com>
Date: Tue, 21 Jan 2025 09:00:15 +0200
Subject: [PATCH] begin working on entry point

---
 go.mod                 |  5 +--
 host/lux_host_entry.go | 88 ------------------------------------------
 main.go                | 45 ++++++++++++++-------
 3 files changed, 33 insertions(+), 105 deletions(-)
 delete mode 100644 host/lux_host_entry.go

diff --git a/go.mod b/go.mod
index ebd3420..d77dc34 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,6 @@ module lux
 go 1.23.4
 
 require (
-	github.com/google/uuid v1.6.0 // indirect
-	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7 // indirect
-	gopkg.in/ini.v1 v1.67.0 // indirect
+	github.com/google/uuid v1.6.0
+	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
 )
diff --git a/host/lux_host_entry.go b/host/lux_host_entry.go
deleted file mode 100644
index bd1bb41..0000000
--- a/host/lux_host_entry.go
+++ /dev/null
@@ -1,88 +0,0 @@
-package host
-
-import (
-	"fmt"
-	"log"
-	"lux/crypto"
-	"lux/proto"
-
-	"gopkg.in/ini.v1"
-)
-
-type luxConfigRoute struct {
-	Id      string `ini:"id"`
-	Channel string `ini:"channel"`
-	Address string `ini:"address"`
-}
-
-type luxConfig struct {
-	Host struct {
-		Name string `ini:"name"`
-	} `ini:"host"`
-
-	KeyStore struct {
-		Path string `ini:"path"`
-	} `ini:"keystore"`
-
-	Routes []luxConfigRoute
-}
-
-var config luxConfig
-
-func LuxHostEntry(configPath string) error {
-	ini, err := ini.LoadSources(ini.LoadOptions{
-		AllowNonUniqueSections: true,
-	}, configPath)
-	if err != nil {
-		return err
-	}
-	if err = ini.MapTo(&config); err != nil {
-		return err
-	}
-
-	// parse routes
-	{
-		sections, err := ini.SectionsByName("route")
-		if err != nil {
-			log.Fatal(err)
-		}
-
-		config.Routes = make([]luxConfigRoute, 0)
-		for _, section := range sections {
-			route := luxConfigRoute{}
-			if err = section.MapTo(&route); err != nil {
-				log.Fatal(err)
-			}
-
-			config.Routes = append(config.Routes, route)
-		}
-	}
-	fmt.Println(config)
-
-	ks := crypto.NewLuxKeyStore(config.KeyStore.Path)
-
-	if err := ks.Load(); err != nil {
-		log.Fatal(err)
-	}
-
-	var hostA, hostB crypto.LuxKey
-	if ks.Count() < 2 {
-		hostA, _ = crypto.NewLuxKey(proto.LuxTypeHost)
-		hostB, _ = crypto.NewLuxKey(proto.LuxTypeHost)
-
-		if err := ks.Put(hostA); err != nil {
-			log.Fatal(err)
-		}
-		if err := ks.Put(hostB); err != nil {
-			log.Fatal(err)
-		}
-	} else {
-		keys := ks.Keys()
-		hostA, hostB = keys[0], keys[1]
-	}
-
-	fmt.Println(hostA.String())
-	fmt.Println(hostB.String())
-
-	return nil
-}
diff --git a/main.go b/main.go
index ae4d4bb..e4b5a80 100644
--- a/main.go
+++ b/main.go
@@ -2,27 +2,44 @@ package main
 
 import (
 	"flag"
-	"log"
-	"lux/host"
+	"fmt"
+	"os"
+	"strings"
 )
 
-var configPath string
-var isHost bool
 var isNode bool
+var isHost bool
+var isRpc bool
+var configPath string
+var rpcPath string
 
 func main() {
-	flag.StringVar(&configPath, "config", "", "/etc/lux/lux-host.conf or /etc/lux/lux-node.conf")
-	flag.BoolVar(&isHost, "host", false, "act as LUX host")
-	flag.BoolVar(&isNode, "node", false, "act as LUX node")
+	// first, we need to determine who we are: node, host or rpc.
+	// determine by executable name (lux binary will be symlinked to lux-node, lux-host, luc-rpc),
+	// or by explicit cli flag (--node, --host, --rpc)
+	flag.BoolVar(&isNode, "node", false, "LUX node")
+	flag.BoolVar(&isHost, "host", false, "LUX host")
+	flag.BoolVar(&isRpc, "rpc", false, "RPC tool")
+	flag.StringVar(&configPath, "config", "", "node or host config")
+	flag.StringVar(&rpcPath, "rpc-path", "", "path to RPC UNIX socket or TCP socket, must be in unix:// or tcp:// form")
 	flag.Parse()
 
-	if isHost {
-		if err := host.LuxHostEntry(configPath); err != nil {
-			log.Fatal(err)
+	if !isNode && !isHost && !isRpc {
+		// determine by argv[0]
+		if strings.Contains(os.Args[0], "node") {
+			isNode = true
+		} else if strings.Contains(os.Args[0], "host") {
+			isHost = true
+		} else if strings.Contains(os.Args[0], "rpc") {
+			isRpc = true
 		}
-	} else if isNode {
-		log.Fatal("not yet implemented")
-	} else {
-		log.Fatal("You must specify either --host or --node with appropriate --config")
+	}
+
+	if (isNode || isHost) && configPath == "" {
+		fmt.Fprintln(os.Stderr, "must provide config path")
+		os.Exit(1)
+	} else if isRpc && rpcPath == "" {
+		fmt.Fprintln(os.Stderr, "must provide RPC socket path")
+		os.Exit(1)
 	}
 }