From 0b41e4437925da2afe4579f192f55fe927c83058 Mon Sep 17 00:00:00 2001
From: Runxi Yu <me@runxiyu.org>
Date: Sun, 23 Mar 2025 12:02:53 +0800
Subject: Separate flags

---
 flags.go | 18 ++++++++++++++++++
 main.go  | 16 ----------------
 2 files changed, 18 insertions(+), 16 deletions(-)
 create mode 100644 flags.go

diff --git a/flags.go b/flags.go
new file mode 100644
index 0000000..ee3b817
--- /dev/null
+++ b/flags.go
@@ -0,0 +1,18 @@
+package main
+
+import "flag"
+
+var (
+	difficulty uint
+	listenAddr string
+	destHost   string
+	secondary  bool
+)
+
+func init() {
+	flag.UintVar(&difficulty, "difficulty", 17, "leading zero bits required for the challenge")
+	flag.StringVar(&listenAddr, "listen", ":8081", "address to listen on")
+	flag.StringVar(&destHost, "upstream", "http://127.0.0.1:8080", "destination url base to proxy to")
+	flag.BoolVar(&secondary, "secondary", false, "trust X-Forwarded-For headers")
+	flag.Parse()
+}
diff --git a/main.go b/main.go
index bef172b..61fa133 100644
--- a/main.go
+++ b/main.go
@@ -8,7 +8,6 @@ import (
 	"encoding/base64"
 	"encoding/binary"
 	"errors"
-	"flag"
 	"log"
 	"net/http"
 	"net/http/httputil"
@@ -17,21 +16,6 @@ import (
 	"time"
 )
 
-var (
-	difficulty uint
-	listenAddr string
-	destHost   string
-	secondary  bool
-)
-
-func init() {
-	flag.UintVar(&difficulty, "difficulty", 17, "leading zero bits required for the challenge")
-	flag.StringVar(&listenAddr, "listen", ":8081", "address to listen on")
-	flag.StringVar(&destHost, "upstream", "http://127.0.0.1:8080", "destination url base to proxy to")
-	flag.BoolVar(&secondary, "secondary", false, "trust X-Forwarded-For headers")
-	flag.Parse()
-}
-
 var (
 	privkey     = make([]byte, 32)
 	privkeyHash = make([]byte, 0, sha256.Size)
-- 
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