7，DNS VIEW 视图

[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# cat /var/named/chroot/etc/named.conf 
//
// named.conf
//
// Provided by Red Hat bind package to configure the ISC BIND named(8) DNS
// server as a caching only nameserver (as a localhost DNS resolver only).
//
// See /usr/share/doc/bind*/sample/ for example named configuration files.
//
// See the BIND Administrator's Reference Manual (ARM) for details about the
// configuration located in /usr/share/doc/bind-{version}/Bv9ARM.html
//test

acl C_class { 10.206.16.8/32; 10.206.16.12/32; };
acl Other { any; };

view classC {
        match-clients { C_class; };
        zone "." IN {            
        type hint;
        file "named.ca";
        };
        zone "weoa.com" IN { 
                type master;
                file "weoa.com.Czone";
        };
};

view anyother {
        match-clients { Other; };
        zone "." IN {
        type hint;
        file "named.ca";
        };
        zone "weoa.com" IN {
                type master;
                file "weoa.com.Bzone";
        };
};



options {
    listen-on port 53 { any; };
    listen-on-v6 port 53 { ::1; };
    directory     "/var/named";
    dump-file     "/var/named/data/cache_dump.db";
    statistics-file "/var/named/data/named_stats.txt";
    memstatistics-file "/var/named/data/named_mem_stats.txt";
    recursing-file  "/var/named/data/named.recursing";
    secroots-file   "/var/named/data/named.secroots";
    allow-query     { any; };

    /* 
     - If you are building an AUTHORITATIVE DNS server, do NOT enable recursion.
     - If you are building a RECURSIVE (caching) DNS server, you need to enable 
       recursion. 
     - If your recursive DNS server has a public IP address, you MUST enable access 
       control to limit queries to your legitimate users. Failing to do so will
       cause your server to become part of large scale DNS amplification 
       attacks. Implementing BCP38 within your network would greatly
       reduce such attack surface 
    */
    recursion yes;

    dnssec-enable yes;
    dnssec-validation yes;

    /* Path to ISC DLV key */
    bindkeys-file "/etc/named.root.key";

    managed-keys-directory "/var/named/dynamic";

    pid-file "/run/named/named.pid";
    session-keyfile "/run/named/session.key";
};

logging {
        channel default_debug {
                file "data/named.run";
                severity dynamic;
        };
};

include "/etc/named.root.key";

[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# cat /var/named/chroot/var/named/weoa.com.Bzone 
$TTL 1D
@       IN      SOA    ns1 admin (
                        1
                        1D
                        1H
                        1W
                        2H
                        )
                NS      ns1
ns1 A 192.2.2.2
www             A       192.2.2.2
[root@VM-16-12-centos named]# cat /var/named/chroot/var/named/weoa.com.Czone
$TTL 1D
@       IN      SOA    ns1 admin (
                        1
                        1D
                        1H
                        1W
                        2H
                        )
                NS      ns1
ns1 A 192.2.2.3
www             A       192.2.2.3
[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]# 
[root@VM-16-12-centos named]#