From 3d75d9edc687e226e6b3d440bb2fa42dfe96a9ab Mon Sep 17 00:00:00 2001
From: dnomd343 <i@343.re>
Date: Mon, 15 Aug 2022 16:25:44 +0800
Subject: [PATCH] feat: add default config for xray

---
 src/load.go | 82 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 src/main.go | 14 +++++----
 2 files changed, 90 insertions(+), 6 deletions(-)
 create mode 100644 src/load.go

diff --git a/src/load.go b/src/load.go
new file mode 100644
index 0000000..03b0981
--- /dev/null
+++ b/src/load.go
@@ -0,0 +1,82 @@
+package main
+
+import (
+    log "github.com/sirupsen/logrus"
+    "os"
+    "strings"
+)
+
+var logConfig = `{
+  "log": {
+    "loglevel": "${LEVEL}",
+    "access": "${DIR}/access.log",
+    "error": "${DIR}/error.log"
+  }
+}`
+
+var dnsConfig = `{
+  "dns": {
+    "servers": [
+      "localhost"
+    ]
+  }
+}`
+
+var routeConfig = `{
+  "routing": {
+    "domainStrategy": "AsIs",
+    "rules": [
+      {
+        "type": "field",
+        "network": "tcp,udp",
+        "outboundTag": "node"
+      }
+    ]
+  }
+}`
+
+var outboundsConfig = `{
+  "outbounds": [
+    {
+      "tag": "node",
+      "protocol": "freedom",
+      "settings": {}
+    }
+  ]
+}`
+
+func isFileExist(filePath string) bool {
+    s, err := os.Stat(filePath)
+    if err != nil { // file or folder not exist
+        return false
+    }
+    return !s.IsDir()
+}
+
+func saveConfig(configDir string, caption string, content string, overwrite bool) {
+    filePath := configDir + "/" + caption + ".json"
+    if !overwrite && isFileExist(filePath) { // file exist and don't overwrite
+        log.Debugf("Skip loading config -> %s", filePath)
+        return
+    }
+    log.Debugf("Loading %s -> \n%s", filePath, content)
+    err := os.WriteFile(filePath, []byte(content), 0644)
+    if err != nil {
+        log.Errorf("File %s -> %v", caption, err)
+        panic("File save error")
+    }
+}
+
+func proxyConfig(configDir string, logLevel string, logDir string) {
+    // TODO: mkdir -p configDir and exposeDir
+
+    logConfig = strings.ReplaceAll(logConfig, "${LEVEL}", logLevel)
+    logConfig = strings.ReplaceAll(logConfig, "${DIR}", logDir)
+    // TODO: load inbounds config
+
+    saveConfig(configDir, "log", logConfig+"\n", true)
+    saveConfig(configDir, "dns", dnsConfig+"\n", false)
+    saveConfig(configDir, "route", routeConfig+"\n", false)
+    saveConfig(configDir, "outbounds", outboundsConfig+"\n", false)
+
+}
diff --git a/src/main.go b/src/main.go
index fd539c8..fdfbecd 100644
--- a/src/main.go
+++ b/src/main.go
@@ -2,15 +2,17 @@ package main
 
 import (
     log "github.com/sirupsen/logrus"
-    "os"
 )
 
 func main() {
     log.SetLevel(log.DebugLevel)
     log.Warning("XProxy start")
-    content, err := os.ReadFile("test.yml")
-    if err != nil {
-        panic(err)
-    }
-    loadConfig(content)
+
+    proxyConfig("/etc/xproxy/config", "debug", "/xproxy/log")
+
+    //content, err := os.ReadFile("test.yml")
+    //if err != nil {
+    //	panic(err)
+    //}
+    //loadConfig(content)
 }