From 629f4a5fa6fd86bc6b724ca09a5e94053a833443 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9E=D0=BB=D0=B5=D0=B3=20=D0=91=D0=BE=D1=80=D0=BE=D0=B4?=
 =?UTF-8?q?=D0=B8=D0=BD?= <onborodin@gmail.com>
Date: Tue, 17 Mar 2026 16:53:09 +0200
Subject: [PATCH] added simple log rotator

---
 app/config/config.go |  2 ++
 app/server/server.go | 18 ++++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/app/config/config.go b/app/config/config.go
index 8a3adf6..00f0eb7 100644
--- a/app/config/config.go
+++ b/app/config/config.go
@@ -48,6 +48,7 @@ type Config struct {
 	Datadir   string   `json:"datadir"            yaml:datadir`
 	Hostname  string   `json:"hostname"           yaml:hostname`
 	Hostnames []string `json:"hostnames"          yaml:hostnames`
+	LogLimit  int64    `json:"logLimit"           yaml:logLimit`
 }
 
 func NewConfig() *Config {
@@ -82,6 +83,7 @@ func NewConfig() *Config {
 		//Certpath: certpath,
 		//Keypath:  keypath,
 		Hostnames: make([]string, 0),
+		LogLimit:  1024 * 1024 * 10, // 10 Mb
 	}
 }
 
diff --git a/app/server/server.go b/app/server/server.go
index 1f54560..028a302 100644
--- a/app/server/server.go
+++ b/app/server/server.go
@@ -431,6 +431,24 @@ func (srv *Server) Daemonize() error {
 		if err != nil {
 			return err
 		}
+		// Log file rotator
+		logFunc := func() {
+			for {
+				stat, err := os.Stat(srv.conf.Logpath)
+				if err == nil && stat.Size() > srv.conf.LogLimit {
+					os.Rename(srv.conf.Logpath+".2", srv.conf.Logpath+".3")
+					os.Rename(srv.conf.Logpath+".1", srv.conf.Logpath+".2")
+					os.Rename(srv.conf.Logpath, srv.conf.Logpath+".1")
+					logFile.Close()
+					logFile, err = os.OpenFile(srv.conf.Logpath, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
+					syscall.Dup2(int(logFile.Fd()), int(os.Stdout.Fd()))
+					syscall.Dup2(int(logFile.Fd()), int(os.Stderr.Fd()))
+					time.Sleep(10 * time.Second)
+				}
+
+			}
+		}
+		go logFunc()
 		// Write process ID
 		rundir := filepath.Dir(srv.conf.Runpath)
 		err = os.MkdirAll(rundir, 0750)