Update version code

APP_VERSIONS_LIST

@@ -4,3 +4,5 @@ b43527c
 83acd30
 b2baee0
 13c4c19
+5668d65
+d494093

README.md

@@ -9,7 +9,7 @@ Minecraft 服务器守护进程
 
 [![License](https://img.shields.io/badge/License-MulanPubL--2.0-orange.svg)](http://license.coscl.org.cn/MulanPubL-2.0)
 [![Ruby](https://img.shields.io/badge/Ruby-%3E%3D3.0-cc342d?logo=ruby)](https://www.ruby-lang.org)
-[![Platform](https://img.shields.io/badge/Platform-Linux%20%7C%20Windows-blue)](#跨场景适配指南)
+[![Platform](https://img.shields.io/badge/Platform-Linux%20%7C%20Windows-blue)](docs/DEPLOY.md#跨场景适配指南)
 
 ## 快速开始
 

docs/DEPLOY.md

@@ -136,10 +136,10 @@ MineSentinel 启动：
 
 | 参数 | 文件 | 行 | 默认值 |
 |------|------|-----|--------|
-| 初始宽限期 | `config.rb` | 1 | `300` s |
+| 初始宽限期 | `config.rb` | 18 | `300` s |
-| 冷却期 | `config.rb` | 3 | `200` s |
+| 冷却期 | `config.rb` | 22 | `200` s |
-| 尝试次数 | `config.rb` | 2 | `3` 次 |
+| 尝试次数 | `config.rb` | 20 | `3` 次 |
-| 检测间隔 | `config.rb` | 4 | `1.5` s |
+| 检测间隔 | `config.rb` | 24 | `1.5` s |
 | systemctl 超时 | `method_executor.rb` | 17 | `30` s |
 | 最大重试 | `method_executor.rb` | 23 | `10` 次 |
 | 检测端口 | `server_status_detector.rb` | 60 | `25565` |
@@ -204,8 +204,8 @@ pid = spawn "cmd /c start /B java -Xmx4G -jar C:\\mc\\server.jar nogui"
 
 ```ruby
 # server_status_detector.rb 第 60 行
-res = test_port('192.168.1.100', 3306)  # MySQL
+res = ServerStatusDetector::TcpServer.test_port('192.168.1.100', 3306)  # MySQL
-res = test_port('127.0.0.1', 80)        # Nginx
+res = ServerStatusDetector::TcpServer.test_port('127.0.0.1', 80)        # Nginx
 ```
 
 配合修改 `method_executor.rb` 中的重启命令即可适配。
@@ -222,4 +222,4 @@ res = test_port('127.0.0.1', 80)        # Nginx
 
 ## 许可证
 
-MineSentinel 源码采用 [木兰宽松许可证 v2](http://license.coscl.org.cn/MulanPubL-2.0)。品牌标识（Logo / 项目名称）保留所有权利，未经许可不得用于衍生项目。
+MineSentinel 源码采用 [木兰公共许可证 v2](http://license.coscl.org.cn/MulanPubL-2.0)。品牌标识（Logo / 项目名称）保留所有权利，未经许可不得用于衍生项目。

src/main.rb

@@ -44,7 +44,7 @@ def main
 
   begin
     upd_result = UpdateManager.check
-    if upd_result[:status] == :NewerAvailable
+    if upd_result[:type] == :NewerAvailable
       MethodExecutor.record('info', 'updates',
                             "Update #{upd_result[:version]} available, please check the git repo for details.")
     end
@@ -59,6 +59,7 @@ def main
   grace_deadline = Time.now + INITIAL_GRACE
   while Time.now < grace_deadline
     sleep 5
+    SystemdNotifier.notify('WATCHDOG=1')
     next unless ServerStatusDetector::MinecraftServer.self_diag[:type]
 
     MethodExecutor.record('info', 'mainloop',
@@ -77,29 +78,32 @@ def main_once
   (0...TRY_TIMES).each do
     chkrslt = ServerStatusDetector::MinecraftServer.self_diag
     chkrslts.append(chkrslt)
+    sleep 0.5 unless chkrslt[:type] # 只在失败时等待后再重试
   end
   if chkrslts.all? { |chkrslt_in| chkrslt_in[:type] }
     MethodExecutor.record('debug', 'mainloop', 'Server health check passed.')
+    MethodExecutor.reset_rst_counter
   else
     chkrslts.each do |result|
       MethodExecutor.record('warn', 'mainloop', "Server health check FAILED: #{result[:message]}")
     end
     MethodExecutor.record('info', 'mainloop', "Checked #{TRY_TIMES} time.")
-    if chkrslts.any? { |chkrslt_in| chkrslt_in[:operation].include?('Record') }
+    if chkrslts.any? { |chkrslt_in| (chkrslt_in[:operation] || []).include?('Record') }
       MethodExecutor.record('warn', 'mainloop', 'Action: Record -> Server died!')
-      if chkrslts.any? { |chkrslt_in| chkrslt_in[:message] == 'Server died for unknown reason, and will be restarted.' }
+      if chkrslts.any? { |chkrslt_in| (chkrslt_in[:operation] || []).include?('ForceResetServerProcess') }
         MethodExecutor.record('info', 'mainloop', 'Action: ForceResetServerProcess triggered.')
-        MethodExecutor.reset_minecraft_server
+        if MethodExecutor.reset_minecraft_server
-        # 重启后等待服务器启动（MC服务器启动通常需要30秒~2分钟）
+          # 重启后等待服务器启动（MC服务器启动通常需要30秒~2分钟）
-        cooldown_beg = Time.now
+          cooldown_beg = Time.now
-        MethodExecutor.record('info', 'mainloop', "Cooling down #{RST_COOLDOWN_DURATION}s for server startup...")
+          MethodExecutor.record('info', 'mainloop', "Cooling down #{RST_COOLDOWN_DURATION}s for server startup...")
-        # rubocop:disable Metrics/BlockNesting
+          # rubocop:disable Metrics/BlockNesting
-        while Time.now < cooldown_beg + RST_COOLDOWN_DURATION
+          while Time.now < cooldown_beg + RST_COOLDOWN_DURATION
-          sleep 1
+            sleep 1
-          SystemdNotifier.notify('WATCHDOG=1')
+            SystemdNotifier.notify('WATCHDOG=1')
+          end
+          # rubocop:enable Metrics/BlockNesting
+          MethodExecutor.record('info', 'mainloop', 'Cooldown finished, resuming monitoring.')
         end
-        # rubocop:enable Metrics/BlockNesting
-        MethodExecutor.record('info', 'mainloop', 'Cooldown finished, resuming monitoring.')
       end
     end
   end

src/method_executor.rb

@@ -66,13 +66,13 @@ class MethodExecutor
   # rubocop:enable Metrics/MethodLength
   # rubocop:disable Metrics/MethodLength, Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/PerceivedComplexity
 
-  # @return [void]
+  # @return [Boolean] true if a restart was attempted, false if recovered from idle
   def self.reset_minecraft_server
     record('info', 'reset', "Attempt ##{@@rst_counter + 1} to reset Minecraft server.")
 
     if @@rst_counter >= RST_COUNTS_LIMIT
       record('error', 'reset',
-             "Tried #{RST_COUNTS_LIMIT} times and failed, now I'll idle until server is manually restarted.")
+             "Tried #{RST_COUNTS_LIMIT} times and failed, now I'll idle until server is manually recovered.")
       loop do
         sleep 10
         SystemdNotifier.notify('WATCHDOG=1') if defined?(SystemdNotifier)
@@ -80,7 +80,7 @@ class MethodExecutor
 
         record('info', 'reset', 'Server recovered! Resuming normal monitoring.')
         @@rst_counter = 0
-        return
+        return false
       end
     end
 
@@ -106,7 +106,6 @@ class MethodExecutor
         elapsed = (Time.now - tick_beg).round(2)
         if status.success?
           record('info', 'reset', "'systemctl restart' succeeded in #{elapsed}s.")
-          @@rst_counter = 0 # 成功时重置计数器
         else
           record('error', 'reset',
                  "'systemctl restart' failed with exitcode #{status.exitstatus} after #{elapsed}s.")
@@ -128,6 +127,13 @@ class MethodExecutor
       end
       # rubocop:enable Metrics/BlockLength
     end
+    true
+  end
+
+  # Resets the restart counter when server health check passes.
+  # @return [void]
+  def self.reset_rst_counter
+    @@rst_counter = 0
   end
   # rubocop:enable Metrics/MethodLength, Metrics/AbcSize, Metrics/CyclomaticComplexity, Metrics/PerceivedComplexity
   # rubocop:enable Style/ClassVars

src/server_status_detector.rb

@@ -24,7 +24,7 @@ module ServerStatusDetector
     # @param port [Integer]
     # @param timeout [Integer]
     # @return [Hash{Symbol=>Integer, Symbol=>Symbol, Symbol=>Float,nil}]
-    def self.test_port(host = '127.0.0.1', port = 25_565, timeout = 10)
+    def self.test_port(host = '127.0.0.1', port = 25_565, timeout = 2)
       result = {
         port: port,
         status: :unknown,

src/systemd_notifier.rb

@@ -17,6 +17,7 @@
 # Sends keep-alive notifications (including WATCHDOG=1) to systemd
 # via the NOTIFY_SOCKET datagram socket, enabling service supervision.
 class SystemdNotifier
+  require 'socket'
   require_relative 'method_executor'
 
 
@@ -38,7 +39,7 @@ class SystemdNotifier
   end
 
   # @return [Boolean]
-  def enabled?
+  def self.enabled?
     @enable_heartbeat
   end
 
@@ -52,7 +53,6 @@ class SystemdNotifier
       MethodExecutor.record('debug', 'heartbeat', "Heartbeat sent: #{message}")
     rescue StandardError => e
       MethodExecutor.record('error', 'heartbeat', "Failed to send heartbeat: #{e}")
-      @enable_heartbeat = false
     end
   end
 end

src/updates.rb

@@ -18,11 +18,11 @@ require 'net/http'
 require 'uri'
 
 # @type const RELEASE_SERIAL_CODE: String
-RELEASE_SERIAL_CODE = '13c4c19'
+RELEASE_SERIAL_CODE = 'd494093'
 # @type const CHANNEL: String
 CHANNEL = 'dev'
 # @type const VERSION_LIST_URL: String
-VERSION_LIST_URL = "https://gitee.com/api/v5/repos/SCU_team/mine-sentinel/contents/APP_VERSIONS_LIST?ref=#{CHANNEL}"
+VERSION_LIST_URL = "https://gitee.com/SCU_team/mine-sentinel/raw/#{CHANNEL}/APP_VERSIONS_LIST"
 # @type const RECURSIVE_RETRY_DEPTH: Integer
 RECURSIVE_RETRY_DEPTH = 3
 
@@ -32,14 +32,21 @@ class UpdateManager
   def self.fetch
     MethodExecutor.record('debug', 'updates', "Fetching version list from #{VERSION_LIST_URL}")
     uri = URI(VERSION_LIST_URL)
-    response = Net::HTTP.get_response(uri)
+    5.times do # 跟随重定向（Gitee raw URL → raw.giteeusercontent.com）
-    case response.code.to_i
+      response = Net::HTTP.get_response(uri)
-    when 200
+      case response.code.to_i
-      MethodExecutor.record('debug', 'updates', 'Version list fetched successfully.')
+      when 200
-      response.body
+        MethodExecutor.record('debug', 'updates', 'Version list fetched successfully.')
-    else
+        return response.body
-      raise "Unexpected HTTP response code: #{response.code}"
+      when 301, 302, 307, 308
+        uri = URI(response['location'])
+        MethodExecutor.record('debug', 'updates', "Following redirect to #{uri}")
+        next
+      else
+        raise "Unexpected HTTP response code: #{response.code}"
+      end
     end
+    raise 'Too many redirects'
   rescue StandardError => e
     MethodExecutor.record('error', 'updates', "Failed to fetch version list: #{e}")
     nil