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从一张Excel表,到一套IP地址管理系统

  • 2026-11-05 05:38:36
从一张Excel表,到一套IP地址管理系统

前言

在IT运维里,有一件事看起来很小,却几乎每个单位都在为它头疼——IP地址管理。

它不像服务器宕机那样会立刻拉响警报,但问题往往在某个下午集中爆发:新设备配好IP,一ping才发现地址冲突;想给一个业务划新网段,翻遍台账也说不清到底还剩多少可用。这次我们的运维管理系统上线了IP地址管理模块,要解决的就是这件“小事”。

PART 01

传统IP管理方式

在进入我们的方案之前,先看看常规的IP地址管理是怎么做的。

一是表格台账。用Excel维护一张地址台账,谁用了哪个地址手动登记。问题在于多人同时编辑、版本满天飞;设备下线、人员离职没人销账;时间一长,表里的“空闲”和现实的“被占用”就对不上了。

二是靠记忆和经验。老网管心里有一本账,哪个网段给了谁、哪几个地址要留着,张口就来。但人一换岗,这本账就断了。

三是工具扫描。用ping段扫、arp-scan这类手段跑一遍,能知道“哪些地址在线”。但它回答不了一个更关键的问题:这个地址该不该在线、应该属于谁。

PART 02

人管IP的痛点

归纳下来,常规做法通常卡在这么几个地方:

台账与实际脱节。表上写着“空闲”的地址其实早被占用,地址冲突往往要等到故障暴露才被发现。

使用率说不清。网段究竟用了多少、还剩多少,没有准确数据,做规划时要么保守浪费、要么冒进不够用。

申请靠口头和邮件。谁在什么时间申请、谁批的、批了几个地址,事后翻邮件也拼不出完整链路。

回收不及时。员工离职、设备报废、项目结束,地址继续被占着,慢慢成了没人敢动的“钉子户”。

责任落不到人。出了问题找不到使用人,也判断不出这个地址关联的是哪个业务、哪个部门。

PART 03

系统功能设计

针对这些问题,我们把IP地址管理拆成了四步,每一步对应上面的一个痛点。

网段台账:把地址空间管起来。支持按业务类型、关联部门登记IP地址段(如192.168.1.0/24),列表顶部直接给出总IP地址数、预分配数量、空闲数量、已分配数量,IPv4与IPv6分开统计。地址段不再是散落在表格里的一行行数字,而是带着业务归属的组织单位。

图1 IP地址管理列表:按业务类型与关联部门登记地址段,顶部总览IPv4/IPv6容量

容量可视:把使用率看清楚。点进任意一个地址段,环形图把地址分成四类:已纳管-在线、已纳管-离线、未纳管-在线、未纳管-离线。这个划分很关键——它不仅告诉你“登记在册的用了多少”,还把“在网但没登记的”一并扫出来。再往下是网格视图,一个/24网段的254个地址一格格铺开,哪格已用、哪格空闲一眼看完,任意一格都可以直接“添加到资源”或“添加到已有资源”。

图2 地址段详情:环形图区分纳管/未纳管与在线/离线,网格视图逐格呈现254个地址

申请审批:把流程规范起来。申请人在线提交,填写标题、申请部门、业务类型、所需IPv4/IPv6数量,可附备注与附件;审批人在线处理,填写审批意见后流转为“已分配”或“已拒绝”。整个过程在系统里留痕,状态一目了然。

图3 IP地址申请审批:待审批/已分配/已拒绝,状态实时流转

图4 审批详情:审批人填写审批意见,拒绝同样留痕

自动分配:把地址发下去。审批通过后,系统按申请数量自动分配具体地址——申请5个IPv4,就下发192.168.1.1到192.168.1.5,并记录每个地址的分配时间。谁在用、什么时候给的、给了几个,全部可查。

图5 自动分配:审批通过后按申请数量下发具体IP,并记录每个地址的分配时间

PART 04

核心功能亮点

落到特色上,有几件事是我们特意做的:

申请—审批—分配是一条闭环。从提出需求到拿到具体地址,全程在系统内完成,每一次分配都能追溯到申请人、审批人与业务类型。

“已纳管”与“未纳管”分开统计。既管好登记在册的地址,也看得见在网却没登记的盲区,这是单纯靠扫描工具做不到的。

网段的网格视图。254个地址一屏铺开,点格子即可纳管,把“对着表格找一个地址”变成“看一眼就知道”。

IPv4/IPv6原生双栈。两类地址共用同一套台账、同一套审批、同一套统计,不用再分两套流程维护。

地址与业务、部门绑定。每个地址段都带业务类型和关联部门,地址不再是一串数字,而是能定位到责任主体的资产。

基本 文件 流程 错误 SQL 调试
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  2. 运行时间 : 0.087238s [ 吞吐率:11.46req/s ] 内存消耗:4,337.39kb 文件加载:140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=17f024acf460a407c5e4dccf71e7b03f
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  1. CONNECT:[ UseTime:0.000784s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000936s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000485s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000416s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000650s ]
  6. SELECT * FROM `set` [ RunTime:0.000291s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000642s ]
  8. SELECT * FROM `article` WHERE `id` = 564204 LIMIT 1 [ RunTime:0.000406s ]
  9. UPDATE `article` SET `lasttime` = 1794244650 WHERE `id` = 564204 [ RunTime:0.001587s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000311s ]
  11. SELECT * FROM `article` WHERE `id` < 564204 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000440s ]
  12. SELECT * FROM `article` WHERE `id` > 564204 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000401s ]
  13. SELECT * FROM `article` WHERE `id` < 564204 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000586s ]
  14. SELECT * FROM `article` WHERE `id` < 564204 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000587s ]
  15. SELECT * FROM `article` WHERE `id` < 564204 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000631s ]
0.098057s