update: xproxy init

cmd/xproxy.go

@@ -4,28 +4,60 @@ import (
     "XProxy/cmd/config"
     "XProxy/cmd/process"
     log "github.com/sirupsen/logrus"
+    "os"
+    "strconv"
 )
 
-var version = "0.1.0"
+var version = "0.9.0"
 
 var v4RouteTable = 100
 var v6RouteTable = 106
 var v4TProxyPort = 7288
 var v6TProxyPort = 7289
 
-var exposeDir = "/xproxy"
 var configDir = "/etc/xproxy"
 var assetFile = "/assets.tar.xz"
-var assetDir = exposeDir + "/assets"
-var configFile = exposeDir + "/config.yml"
+var assetDir, exposeDir, configFile string
 
 var subProcess []*process.Process
 
 func xproxyInit() {
-    // log format
-    // TODO: set log level
-    log.SetLevel(log.DebugLevel)
-    // read tproxy port / route table num from env
+    log.SetFormatter(&log.TextFormatter{
+        FullTimestamp:   true,
+        TimestampFormat: "2006-01-02 15:04:05",
+    })
+    if len(os.Args) > 1 && os.Args[1] == "--debug" {
+        log.SetLevel(log.DebugLevel)
+    } else {
+        log.SetLevel(log.InfoLevel)
+    }
+
+    if os.Getenv("IPV4_TABLE") != "" {
+        v4RouteTable, _ = strconv.Atoi(os.Getenv("IPV4_TABLE"))
+    }
+    if os.Getenv("IPV6_TABLE") != "" {
+        v6RouteTable, _ = strconv.Atoi(os.Getenv("IPV6_TABLE"))
+    }
+    if os.Getenv("IPV4_TPROXY") != "" {
+        v4TProxyPort, _ = strconv.Atoi(os.Getenv("IPV4_TPROXY"))
+    }
+    if os.Getenv("IPV6_TPROXY") != "" {
+        v6TProxyPort, _ = strconv.Atoi(os.Getenv("IPV6_TPROXY"))
+    }
+    log.Debugf("IPv4 Route Table -> %d", v4RouteTable)
+    log.Debugf("IPv6 Route Table -> %d", v6RouteTable)
+    log.Debugf("IPv4 TProxy Port -> %d", v4TProxyPort)
+    log.Debugf("IPv6 TProxy Port -> %d", v6TProxyPort)
+
+    exposeDir = "/xproxy" // default folder
+    if os.Getenv("EXPOSE_DIR") != "" {
+        exposeDir = os.Getenv("EXPOSE_DIR")
+    }
+    assetDir = exposeDir + "/assets"
+    configFile = exposeDir + "/config.yml"
+    log.Debugf("Expose folder -> %s", exposeDir)
+    log.Debugf("Assets folder -> %s", assetDir)
+    log.Debugf("Config file -> %s", configFile)
 }
 
 func main() {