feat(mysql): 添加MySQL深度检查功能

- 新增线程池状态监控，显示运行/连接/空闲连接数
- 集成InnoDB引擎状态检测功能
- 实现临时表使用率统计和阈值告警
- 添加数据库总大小统计功能
- 增加表数量统计功能
- 实现主从复制状态检测
- 添加Binlog日志过期时间监控
- 扩展健康检查脚本的数据解析能力

AuxiliaryTool/ScriptTool/新服务自检/check_server_health.ps1

@@ -2196,6 +2196,105 @@ function Test-MySQLStatus {
                             }
                         }
                     }
+                    elseif ($line -match "^THREADS_POOL:(.+)$") {
+                        $poolInfo = $Matches[1].Trim()
+                        if ($poolInfo -ne "N/A" -and $poolInfo -match "^(\d+)/(\d+)/(\d+)$") {
+                            $running = $Matches[1]
+                            $connected = $Matches[2]
+                            $idle = $Matches[3]
+                            $results += [PSCustomObject]@{
+                                Name = "线程池状态"
+                                Value = "运行:$running, 连接:$connected, 空闲:$idle"
+                                Threshold = "-"
+                                Status = "正常"
+                                Message = "活跃/空闲连接分析"
+                            }
+                        }
+                    }
+                    elseif ($line -match "^INNODB_STATUS:(\d+)$") {
+                        $innodbStatus = $Matches[1].Trim()
+                        $results += [PSCustomObject]@{
+                            Name = "InnoDB状态"
+                            Value = "正常"
+                            Threshold = "-"
+                            Status = "正常"
+                            Message = "InnoDB引擎运行状态"
+                        }
+                    }
+                    elseif ($line -match "^TEMP_TABLE_RATE:(.+)$") {
+                        $tempRate = $Matches[1].Trim()
+                        if ($tempRate -ne "N/A") {
+                            $tempStatus = Get-StatusByThreshold -Value "$tempRate" -WarningThreshold "20" -CriticalThreshold "50" -HigherIsWorse $true
+                            $results += [PSCustomObject]@{
+                                Name = "临时表使用率"
+                                Value = "$tempRate%"
+                                Threshold = ">20%警告"
+                                Status = $tempStatus
+                                Message = "磁盘临时表比例"
+                            }
+                            if ($tempStatus -ne "正常") {
+                                Add-Issue -Message "临时表使用率过高: $tempRate%" -Level $tempStatus
+                            }
+                        } else {
+                            $results += [PSCustomObject]@{
+                                Name = "临时表使用率"
+                                Value = "N/A"
+                                Threshold = "-"
+                                Status = "正常"
+                                Message = "临时表使用统计"
+                            }
+                        }
+                    }
+                    elseif ($line -match "^DATABASE_SIZE:(.+)$") {
+                        $dbSize = $Matches[1].Trim()
+                        $results += [PSCustomObject]@{
+                            Name = "数据库总大小"
+                            Value = $dbSize
+                            Threshold = "-"
+                            Status = "正常"
+                            Message = "所有数据库大小总和"
+                        }
+                    }
+                    elseif ($line -match "^TABLE_COUNT:(\d+)$") {
+                        $tableCount = [int]$Matches[1]
+                        $results += [PSCustomObject]@{
+                            Name = "表数量"
+                            Value = "$tableCount 个"
+                            Threshold = "-"
+                            Status = "正常"
+                            Message = "数据库表总数"
+                        }
+                    }
+                    elseif ($line -match "^REPLICATION_STATUS:(.+)$") {
+                        $replStatus = $Matches[1].Trim()
+                        if ($replStatus -eq "SLAVE") {
+                            $results += [PSCustomObject]@{
+                                Name = "复制状态"
+                                Value = "从库"
+                                Threshold = "-"
+                                Status = "正常"
+                                Message = "MySQL主从复制: 从库"
+                            }
+                        } else {
+                            $results += [PSCustomObject]@{
+                                Name = "复制状态"
+                                Value = "主库"
+                                Threshold = "-"
+                                Status = "正常"
+                                Message = "MySQL主从复制: 主库"
+                            }
+                        }
+                    }
+                    elseif ($line -match "^BINLOG_EXPIRE:(.+)$") {
+                        $binlogExpire = $Matches[1].Trim()
+                        $results += [PSCustomObject]@{
+                            Name = "Binlog过期时间"
+                            Value = $binlogExpire
+                            Threshold = "-"
+                            Status = "正常"
+                            Message = "Binlog日志保留时间"
+                        }
+                    }
                 }
 
                 # 清理临时脚本

AuxiliaryTool/ScriptTool/新服务自检/mysql_depth_check.sh

@@ -150,3 +150,59 @@ if [ -n "$LOCK_WAITS" ]; then
 else
     echo "LOCK_WAITS:0"
 fi
+
+# 连接池分析（Threads_running/Threads_connected）
+THREADS_RUNNING=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW STATUS LIKE 'Threads_running';" 2>/dev/null | awk '{print $2}')
+THREADS_CONNECTED_NEW=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW STATUS LIKE 'Threads_connected';" 2>/dev/null | awk '{print $2}')
+if [ -n "$THREADS_RUNNING" ] && [ -n "$THREADS_CONNECTED_NEW" ] && [ "$THREADS_CONNECTED_NEW" -gt 0 ]; then
+    IDLE_CONN=$((THREADS_CONNECTED_NEW - THREADS_RUNNING))
+    echo "THREADS_POOL:$THREADS_RUNNING/$THREADS_CONNECTED_NEW/$IDLE_CONN"
+else
+    echo "THREADS_POOL:N/A"
+fi
+
+# InnoDB状态摘要
+INNODB_STATUS=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW ENGINE INNODB STATUS\G" 2>/dev/null | grep -E "LATEST DETECTED DEADLOCK|TRANSACTIONS" | wc -l)
+echo "INNODB_STATUS:$INNODB_STATUS"
+
+# 临时表使用率
+TEMP_TABLES=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW STATUS LIKE 'Created_tmp_disk_tables';" 2>/dev/null | awk '{print $2}')
+TEMP_TABLES_TOTAL=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW STATUS LIKE 'Created_tmp_tables';" 2>/dev/null | awk '{print $2}')
+if [ -n "$TEMP_TABLES" ] && [ -n "$TEMP_TABLES_TOTAL" ] && [ "$TEMP_TABLES_TOTAL" -gt 0 ]; then
+    TEMP_RATE=$(awk "BEGIN {printf \"%.2f\", ($TEMP_TABLES * 100) / $TEMP_TABLES_TOTAL}")
+    echo "TEMP_TABLE_RATE:$TEMP_RATE"
+else
+    echo "TEMP_TABLE_RATE:N/A"
+fi
+
+# 数据库总大小(MB)
+DB_SIZE=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SELECT ROUND(SUM(data_length + index_length) / 1024 / 1024, 2) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN ('information_schema','performance_schema','mysql','sys');" 2>/dev/null)
+if [ -n "$DB_SIZE" ]; then
+    echo "DATABASE_SIZE:${DB_SIZE}MB"
+else
+    echo "DATABASE_SIZE:N/A"
+fi
+
+# 表数量统计
+TABLE_COUNT=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SELECT COUNT(*) FROM information_schema.TABLES WHERE TABLE_SCHEMA NOT IN ('information_schema','performance_schema','mysql','sys') AND TABLE_TYPE='BASE TABLE';" 2>/dev/null)
+if [ -n "$TABLE_COUNT" ]; then
+    echo "TABLE_COUNT:$TABLE_COUNT"
+else
+    echo "TABLE_COUNT:0"
+fi
+
+# 复制状态
+SLAVE_STATUS=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW SLAVE STATUS\G" 2>/dev/null | grep "Slave_IO_Running:" | awk '{print $2}')
+if [ "$SLAVE_STATUS" = "Yes" ]; then
+    echo "REPLICATION_STATUS:SLAVE"
+else
+    echo "REPLICATION_STATUS:MASTER"
+fi
+
+# Binlog过期时间(天)
+BINLOG_EXPIRE=$(docker exec -e MYSQL_PWD="$MYSQL_PASSWORD" $CONTAINER mysql -uroot -N -e "SHOW VARIABLES LIKE 'expire_logs_days';" 2>/dev/null | awk '{print $2}')
+if [ -n "$BINLOG_EXPIRE" ]; then
+    echo "BINLOG_EXPIRE:${BINLOG_EXPIRE}days"
+else
+    echo "BINLOG_EXPIRE:N/A"
+fi