bind9的初步使用(1)

本文首发于个人博客: bind9的初步使用(1)

前言

周五把本身的电脑重装了一下,仍是使用的经典的windows+vmware+ubuntu的经典方式(对我来讲)。可是我不想每次都修改host文件来实现个人域名访问,因此我在想有没有一个更好的方式,可让我实现域名映射。这个时候我想到了本身架设一个dns服务器。说干就干,我就准备用dns的开源系统bind9来搞一番。ubuntu

环境介绍

  • Ubuntu: 18.10 (ip: 192.168.1.230)
  • bind9: 9.11.4
  • Windows 10 (ip: 192.168.1.230)

安装

其实安装很是简单,一条命令就搞定了windows

sudo apt install bind9

管理命令

启动:数组

sudo systemctl start bind9

中止:bash

sudo systemctl stop bind9

重启:服务器

sudo systemctl restart bind9

状态:ide

sudo systemctl status bind9

配置域名

举个例子,好比如今咱们有个域名是:baoguoxiao.pro。如今咱们要对这个域名进行虚拟映射。测试

首先打开/etc/bind/named.conf.local,追加以下内容到文件尾部:rest

zone "baoguoxiao.pro" {
    type master;
    file "/etc/bind/zones/baoguoxiao.pro.db";
};

那么如今这个文件的内容完整以下:code

//
// Do any local configuration here
//

// Consider adding the 1918 zones here, if they are not used in your
// organization
//include "/etc/bind/zones.rfc1918";

zone "baoguoxiao.pro" {
    type master;
    file "/etc/bind/zones/baoguoxiao.pro.db"; // 这个文件定义了文件地址
};

咱们定义的地址是/etc/bind/zones/baoguoxiao.pro.db。可是咱们的/etc/bind/并无该目录。因此须要以下命令进行建立:orm

cd /etc/bind/
sudo mkdir zones

进入该目录:

cd zones

而后建立该文件baoguoxiao.pro.db,并追加以下命令:

; BIND data file for baoguoxiao.pro
;
$TTL 14400
@ IN SOA ns1.baoguoxiao.pro. host.baoguoxiao.pro. (
201006601 ; Serial
7200 ; Refresh
120 ; Retry
2419200 ; Expire
604800) ; Default TTL
;
baoguoxiao.pro. IN NS ns1.baoguoxiao.pro.
 
;baoguoxiao.pro. IN A 192.168.1.231
 
ns1 IN A 192.168.1.231
www IN A 192.168.1.231

这样就设置完成了。而后咱们将bind9进行重启。

测试DNS效果

$ dig @192.168.1.231 www.baoguoxiao.pro

; <<>> DiG 9.11.4-3ubuntu5-Ubuntu <<>> @192.168.1.231 www.baoguoxiao.pro
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 35630
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 2

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: f077ba72f04b75a1ac9b27275c16148f4732abac11c21ce8 (good)
;; QUESTION SECTION:
;www.baoguoxiao.pro.            IN    A

;; ANSWER SECTION:
www.baoguoxiao.pro.        14400    IN    A    192.168.1.231

;; AUTHORITY SECTION:
baoguoxiao.pro.            14400    IN    NS    ns1.baoguoxiao.pro.

;; ADDITIONAL SECTION:
ns1.baoguoxiao.pro.        14400    IN    A    192.168.1.231

;; Query time: 0 msec
;; SERVER: 192.168.1.231#53(192.168.1.231)
;; WHEN: Sun Dec 16 17:02:07 CST 2018
;; MSG SIZE  rcvd: 117

好了,这样就表示已经配置成功了

设置默认本机DNS可用

以前的设置咱们须要指定本机的DNS服务器才可使用,若是咱们不指定的话,那么查询该域名是没有效果的:

$ dig baoguoxiao.pro

; <<>> DiG 9.11.4-3ubuntu5-Ubuntu <<>> baoguoxiao.pro
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52385
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;baoguoxiao.pro.            IN    A

;; Query time: 274 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Sun Dec 16 17:03:59 CST 2018
;; MSG SIZE  rcvd: 43

在ubuntu17.10以后,网卡配置已经更新为netplan。该配置文件的目录是/etc/netplan/。不过里面的文件不必定是相同的名字。个人文件打开是这样的。

$ cat /etc/netplan/50-cloud-init.yaml 
# This file is generated from information provided by
# the datasource.  Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
    ethernets:
        ens33:
            addresses: [192.168.1.231/24]
            dhcp4: false
            dhcp6: false
            gateway4: 192.168.1.1
            nameservers:
                addresses: [192.168.1.231,114.114.114.114]
    version: 2

注意,我在倒数第二行的数组里面添加本机的服务器192.168.1.231。关于该文件的配置,能够查看个人另一篇文章:UBUNTU17.10设置固态IP

这样咱们在本机就能够不指定dns服务器的基础上进行获取域名的ip了。

$ dig www.bgx.me

; <<>> DiG 9.11.4-3ubuntu5-Ubuntu <<>> www.baoguoxiao.pro
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 58219
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 2

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
; COOKIE: 15d0881d8eed3292569558cd5c1623fa33a2d05212e7e662 (good)
;; QUESTION SECTION:
;www.baoguoxiao.pro.            IN    A

;; ANSWER SECTION:
www.baoguoxiao.pro.        14400    IN    A    192.168.1.231

;; AUTHORITY SECTION:
baoguoxiao.pro.            14400    IN    NS    ns1.baoguoxiao.pro.

;; ADDITIONAL SECTION:
ns1.baoguoxiao.pro.        14400    IN    A    192.168.1.231

;; Query time: 0 msec
;; SERVER: 192.168.1.231#53(192.168.1.231)
;; WHEN: Sun Dec 16 18:07:54 CST 2018
;; MSG SIZE  rcvd: 117

本篇文章就说到这里。下一篇讲如何配置可局域网访问。

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