{"id":254,"date":"2012-07-25T20:15:00","date_gmt":"2012-07-25T20:15:00","guid":{"rendered":"c52f1bd66cc19d05628bd8bf27af3ad6"},"modified":"2012-07-25T20:15:00","modified_gmt":"2012-07-25T20:15:00","slug":"","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/254","title":{"rendered":"bind nsupdate\u52a8\u6001dns\u66f4\u65b0"},"content":{"rendered":"

\u6ce8\uff1a \u53ef\u7528 ixfr+nsupdate+rndc \u66f4\u65b0\u57df<\/p>\n

    rndc reconfig;<\/p>\n

    rndc reload<\/p>\n

 <\/p>\n

nsupdate\u662f\u4e00\u4e2a\u52a8\u6001DNS\u66f4\u65b0\u5de5\u5177.\u53ef\u4ee5\u5411DNS\u670d\u52a1\u5668\u63d0\u4ea4\u66f4\u65b0\u8bb0\u5f55\u7684\u8bf7\u6c42.\u5b83\u53ef\u4ee5\u4ece\u533a\u6587\u4ef6\u4e2d\u6dfb\u52a0\u6216\u5220\u9664\u8d44\u6e90\u8bb0\u5f55,\u800c\u4e0d\u9700\u8981\u624b\u52a8\u8fdb\u884c\u7f16\u8f91\u533a\u6587\u4ef6.
\n\u4e0b\u9762\u662f\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n

nsupdate [ -d ] [ [ -y keyname:secret ] [ -k keyfile ] ] [ -v ]
\n[ filename ]<\/p>\n

-d \u8c03\u8bd5\u6a21\u5f0f.<\/p>\n

-k \u4ecekeyfile\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5bc6\u94a5\u4fe1\u606f.<\/p>\n

-y keyname\u662f\u5bc6\u94a5\u7684\u540d\u79f0,secret\u662f\u4ee5base64\u7f16\u7801\u7684\u5bc6\u94a5.<\/p>\n

-v \u4f7f\u7528TCP\u534f\u8bae\u8fdb\u884cnsupdate.\u9ed8\u8ba4\u662f\u4f7f\u7528UDP\u534f\u8bae.<\/p>\n

\u8f93\u5165\u683c\u5f0f:
\nnsupdate\u53ef\u4ee5\u4ece\u7ec8\u7aef\u6216\u6587\u4ef6\u4e2d\u8bfb\u53d6\u547d\u4ee4.\u6bcf\u4e2a\u547d\u4ee4\u4e00\u884c.\u4e00\u4e2a\u7a7a\u884c\u6216\u4e00\u4e2a\u201dsend\u201d\u547d\u4ee4,\u5219\u4f1a\u5c06\u5148\u524d
\n\u8f93\u5165\u7684\u547d\u4ee4\u53d1\u9001\u5230DNS\u670d\u52a1\u5668\u4e0a.<\/p>\n

\u547d\u4ee4\u683c\u5f0f:
\nserver servername [ port ]
\n\u53d1\u9001\u8bf7\u6c42\u5230servername\u670d\u52a1\u5668\u7684port\u7aef\u53e3.\u5982\u679c\u4e0d\u6307\u5b9aservername,nsupdate\u5c06\u628a\u8bf7\u6c42\u53d1\u9001\u7ed9
\n\u5f53\u524d\u53bb\u7684\u4e3bDNS\u670d\u52a1\u5668.
\n\u5982:
\n> server 192.168.0.1 53<\/p>\n

local address [ port ]
\n\u53d1\u9001nsupdate\u8bf7\u6c42\u65f6,\u4f7f\u7528\u7684\u672c\u5730\u5730\u5740\u548c\u7aef\u53e3.<\/p>\n

zone zonename
\n\u6307\u5b9a\u9700\u8981\u66f4\u65b0\u7684\u533a\u540d. <\/p>\n

class classname
\n\u6307\u5b9a\u9ed8\u8ba4\u7c7b\u522b.\u9ed8\u8ba4\u7684\u7c7b\u522b\u662fIN.<\/p>\n

key name secret
\n\u6307\u5b9a\u6240\u6709\u66f4\u65b0\u4f7f\u7528\u7684\u5bc6\u94a5.<\/p>\n

prereq nxdomain domain-name
\n\u8981\u6c42domain-name\u4e2d\u4e0d\u5b58\u5728\u4efb\u4f55\u8d44\u6e90\u8bb0\u5f55.<\/p>\n

prereq yxdomain domain-name
\n\u8981\u6c42domain-name\u5b58\u5728,\u5e76\u4e14\u81f3\u5c11\u5305\u542b\u6709\u4e00\u6761\u8bb0\u5f55.<\/p>\n

prereq nxrrset domain-name [ class ] type
\n\u8981\u6c42domain-name\u4e2d\u6ca1\u6709\u6307\u5b9a\u7c7b\u522b\u7684\u8d44\u6e90\u8bb0\u5f55.<\/p>\n

prereq yxrrset domain-name [ class ] type
\n\u8981\u6c42\u5b58\u5728\u4e00\u6761\u6307\u5b9a\u7684\u8d44\u6e90\u8bb0\u5f55.\u7c7b\u522b\u548cdomain-name\u5fc5\u987b\u5b58\u5728.<\/p>\n

update delete domain-name [ ttl ] [ class ] [ type [ data... ] ]
\n\u5220\u9664domain-name\u7684\u8d44\u6e90\u8bb0\u5f55.\u5982\u679c\u6307\u5b9a\u4e86type\u548cdata,\u4ec5\u5220\u9664\u5339\u914d\u7684\u8bb0\u5f55.<\/p>\n

update add domain-name ttl [ class ] type data\u2026
\n\u6dfb\u52a0\u4e00\u6761\u8d44\u6e90\u8bb0\u5f55.<\/p>\n

show
\n\u663e\u793a\u81easend\u547d\u4ee4\u540e,\u6240\u6709\u7684\u8981\u6c42\u4fe1\u606f\u548c\u66f4\u65b0\u8bf7\u6c42.<\/p>\n

send
\n\u5c06\u8981\u6c42\u4fe1\u606f\u548c\u66f4\u65b0\u8bf7\u6c42\u53d1\u9001\u5230DNS\u670d\u52a1\u5668.\u7b49\u540c\u4e8e\u8f93\u5165\u4e00\u4e2a\u7a7a\u884c.<\/p>\n

nsupdate\u793a\u4f8b:
\n# nsupdate
\n> server 127.0.0.1
\n> update delete www.centos<\/a>.bz A
\n>
\n> update add www.centos.bz 80000 IN A 192.168.0.2
\n> update add 2.0.168.192.in-addr.arpa 80000 PTR A www.centos.bz
\n> send
\n> quit<\/p>\n

 <\/p>\n

---------------------------------------------------------------------------------------------<\/p>\n

LAMP+bind9\u4e0b\u5b9e\u73b0DDNS<\/p>\n

\u751f\u6210\u6587\u4ef6<\/span>\uff0c\u5e76\u8c03\u7528\u547d\u4ee4nsuodate -v filename\u6765\u5b9e\u73b0ddns\u3002
\n1 lamp\u5b89\u88c5
\n\u8fd9\u4e2a\u5c31\u4e0d\u7528\u591a\u8bf4\u4e86\uff0c\u6211\u5b89\u88c5\u7684\u662fubuntu\u76846.0.6.1server+mysql+php
\napt-get\u5230\u6700\u65b0\u7248
\n2 webmin
\n\u4ffalinux\u521a\u521a\u5165\u95e8\uff0c\u597d\u591a\u547d\u4ee4\u884c\u8fd8\u4e0d\u719f\u3002\u670d\u52a1\u5668\u4e0d\u5b89\u88c5gui\uff0c\u7528\u7528webmin\u7b97\u662fgui\u5427\u3002
\n3 php-cli
\n\u6ca1\u6709\u5b89\u88c5\uff1f\u7528apt-get \u5b89\u88c5\u3002
\n4 bind9\u53ca\u914d\u7f6e
\n\u7528webmin\u914d\u7f6ebind
\n4.1 \u521b\u5efa\u65b0\u7684\u4e3b\u533a\u57df\uff08zone\uff09\u6bd4\u5982cags.org.cn
\n4.2 \u4fee\u6539named.conf.local \u5728zone cags.org.cn\u6dfb\u52a0\u8fd9\u4e48\u4e00\u884c\uff1a<\/p>\n

allow-update {127.0.0.1;};<\/p>\n

\u610f\u601d\u662f\u8fd9\u4e2azone\u5728\u672c\u5730\u53ef\u4ee5update\u3002
\n5 mysql\u5efa\u8868
\n\u75285\u4e2a\u5b57\u6bb5\u5b9e\u73b0\u6700\u57fa\u672c\u7684\u529f\u80fd
\nid \u81ea\u589e\u7c7b\u578b\uff0c\u5f53\u4e3b\u952e\u4e5f\u5f53dns\u7684\u5e8f\u53f7\u7528
\nuser \u7528\u6237\u540d
\npass \u5bc6\u7801
\ntime \u66f4\u65b0\u7684\u65f6\u95f4<\/span>
\nip \u5ba2\u6237\u7aef\u7684ip
\nsql\u8bed\u53e5\u5982\u4e0b\uff1a
\nCREATE TABLE `ddns` (
\n`id` int(11) unsigned NOT NULL auto_increment,
\n`user` char(4) NOT NULL,
\n`password` char(41) NOT NULL,
\n`time` bigint(20) NOT NULL default '0',
\n`ip` char(15) NOT NULL,
\nPRIMARY KEY (`id`),
\nUNIQUE KEY `user` (`user`),
\nKEY `password` (`password`),
\nKEY `time` (`time`),
\nKEY `ip` (`ip`)
\n) ENGINE=MyISAM DEFAULT
\n6 php\u7f51\u9875\u6587\u4ef6ddns.php(\u8fd9\u4e2a\u5c31\u4e0d\u7528\u6ce8\u91ca\u4e86\u5427\uff0c\u8ddf\u5927\u767d\u8bdd\u4f3c\u7684)
\n<?php
\n$user= $_REQUEST[\"user\"];
\n$pass= $_REQUEST[\"pass\"];
\n$time= time();
\n$ip = $_SERVER[\"REMOTE_ADDR\"];<\/p>\n

$link = @mysql_connect('localhost', 'root', '');
\n@mysql_select_db('ddns');<\/p>\n

$query=\"select count(user) from ddns where user='\";
\n$query.=$user;
\n$query.=\"' and password=password('\";
\n$query.=$pass;
\n$query.=\"') group by user\";<\/p>\n

\n$result=@mysql_query($query);
\n$row = mysql_fetch_array($result,MYSQL<\/span>_NUM);
\nif ($row[0]==1){
\n$query=\"update ddns set time=$time,ip='$ip' where user='$user'\";
\n@mysql_query($query);
\n}
\n@mysql_free_result($result);
\n@mysql_close($link);
\n?>
\n\u5efa\u7acb\u5b8c\u6587\u4ef6\u4e4b\u540e\u7528http:\/\/ddns-server-ip\/ddns.php?user=XXX&pass=YYY\u5c31\u53ef\u4ee5\u83b7\u53d6\u5ba2\u6237\u7aefip\u5730\u5740\u5e76\u8bb0\u5f55\u5230ddns\u8868\u4e2d\uff0c\u5e76\u4e14\u8bb0\u4e0b\u4e86\u5ba2\u6237\u7aef\u8bbf\u95ee\u7684\u65f6\u95f4\u3002
\n7 php-cli\u6587\u4ef6
\n\u8fd9\u4e2a\u591a\u5e9f\u8bdd\u51e0\u53e5\uff1a
\n7.1 \u6240\u9700\u8981\u7684\u8bb0\u5f55\u90fd\u5728ddns\u8868\u4e2d\u3002\u5728\u8fd9\u91cc\u89c4\u5b9a\u6bcf\u969460\u79d2\u66f4\u65b0\u4e00\u6b21\u3002
\n7.2 \u5982\u679c60\u79d2\u5ba2\u6237\u7aef\u6ca1\u6709\u5237\u65b0\u7684\u8bdd\uff0c\u5c31\u66f4\u6539\u5176ip\u4e3a127.0.0.1
\n7.3 \u751f\u6210nsupdate\u6240\u9700\u7684\u6587\u4ef6\u3002\u6587\u4ef6\u5305\u62ec\u4e24\u90e8\u5206\uff1a
\n7.3.1 \u5931\u6548\u7684\u7528\u6237\u5373ip\u4e3a127.0.0.1\u7684
\n7.3.2 \u6709\u6548\u7684\u7528\u6237\uff1a\u66f4\u65b0\u65f6\u95f4\u572860\u79d2\u4e4b\u5185\u5e76\u4e14ip\u4e0d\u4e3a127.0.0.1\u7684
\n7.4 \u8c03\u7528nsupdate\u547d\u4ee4
\n\u6587\u4ef6\u5982\u4e0bupdate.php\uff1a
\n#!\/usr\/bin\/php
\n<?php
\n$time=time();<\/p>\n

$link = @mysql_connect('localhost', 'root', '');
\n@mysql_select_db('ddns');<\/p>\n

\n$handle = fopen(\"\/tmp\/file.txt\", \"w\");
\n$str=\"server 127.0.0.1\\r\\n\";
\n$str.=\"zone cags.org.cn\\r\\n\";
\n@fwrite($handle,$str);<\/p>\n

\n$query=\"select user,id,ip from ddns where $time-time>0 and $time-time<=60\";
\n$result=@mysql_query($query);
\nwhile($row = @mysql_fetch_array($result,MYSQL_NUM)){
\n$str=\"update delete $row[0].cags.org.cn A\\r\\n\";
\n$str.=\"update add $row[0].cags.org.cn $row[1] IN A $row[2] \\r\\n\";
\n@fwrite($handle, $str);
\n}<\/p>\n

$query=\"update ddns set ip='127.0.0.1' where $time-time>60\";
\n@mysql_query($query);<\/p>\n

\n$query=\"select user,id,ip from ddns where ip='127.0.0.1'\";
\n$result=@mysql_query($query);
\nwhile($row = @mysql_fetch_array($result,MYSQL_NUM)){
\n$str=\"update delete $row[0].cags.org.cn A\\r\\n\";
\n$str.=\"update add $row[0].cags.org.cn $row[1] IN A $row[2] \\r\\n\";
\n@fwrite($handle, $str);
\n} <\/p>\n

$str=\"send \\r\\n\";
\n@fwrite($handle,$str);
\n@fclose($handle);
\nexec('nsupdate -v \/tmp\/file.txt');<\/p>\n

@mysql_free_result($result);
\n@mysql_close($link);
\n?><\/p>\n

8 \u5b9a\u65f6\u6267\u884c\u6587\u4ef6php-cli
\n\u7528webmin \u6dfb\u52a0corn \u4efb\u52a1\u8c03\u5ea6\u6bcf\u5206\u949f\u6267\u884c\u4e00\u6b21<\/p>\n

9 \u7528dig\u547d\u4ee4\u67e5\u770b\u66f4\u65b0\u662f\u5426\u6709\u6548\uff1a
\ndig @127.0.0.1 cags.org.cn axfr<\/p>\n

\n <\/p>\n

\u53e6\u4e00\u8c03\u7528\u793a\u4f8b\uff1a<\/strong><\/p>\n

nsupdate -v << EOF
\nserver 127.0.0.1
\nzone test.com
\nupdate delete test2.test.com
\nupdate delete test3.test.com
\nsend
\nEOF<\/p>\n

nsupdate -v << EOF
\nserver 127.0.0.1
\nzone test.com
\nupdate add test2.test.com 30 IN A 127.0.0.2
\nupdate add test3.test.com 30 IN A 127.0.0.3
\nshow
\nsend
\nEOF<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6ce8\uff1a \u53ef\u7528 ixfr+nsupdate \u66f4\u65b0\u57df<\/p>\n

 <\/p>\n

nsupdate\u662f\u4e00\u4e2a\u52a8\u6001DNS\u66f4\u65b0\u5de5\u5177.\u53ef\u4ee5\u5411DNS\u670d\u52a1\u5668\u63d0\u4ea4\u66f4\u65b0\u8bb0\u5f55\u7684\u8bf7\u6c42.\u5b83\u53ef\u4ee5\u4ece\u533a\u6587\u4ef6\u4e2d\u6dfb\u52a0\u6216\u5220\u9664\u8d44\u6e90\u8bb0\u5f55,\u800c\u4e0d\u9700\u8981\u624b\u52a8\u8fdb\u884c\u7f16\u8f91\u533a\u6587\u4ef6.
\n\u4e0b\u9762\u662f\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n

nsupdate [ -d ] [ [ -y keyname:secret ] [ -k keyfile ] ] [ -v ]
\n[ filename ]<\/p>\n

-d \u8c03\u8bd5\u6a21\u5f0f.<\/p>\n

-k \u4ecekeyfile\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5bc6\u94a5\u4fe1\u606f.<\/p>\n

-y keyname\u662f\u5bc6\u94a5\u7684\u540d\u79f0,secret\u662f\u4ee5base64\u7f16\u7801\u7684\u5bc6\u94a5.<\/p>\n

-v \u4f7f\u7528TCP\u534f\u8bae\u8fdb\u884cnsupdate.\u9ed8\u8ba4\u662f\u4f7f\u7528UDP\u534f\u8bae.<\/p>\n

\u8f93\u5165\u683c\u5f0f:
\nnsupdat...<\/p>\n

\u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[283],"tags":[5,6],"class_list":["post-254","post","type-post","status-publish","format-standard","hentry","category-technologys","tag-Bind","tag-dns"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/254","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=254"}],"version-history":[{"count":0,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/254\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}