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webエンジニアが実践しておきたいネットワークプロトコル ref: http://qiita.com/kkyouhei/items/8719ff2f5e4dab169dfd
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| $ sudo yum -y install bind |
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| $ sudo cp /etc/named.conf{,.org} | |
| $ sudo vim /etc/named.conf |
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| # 確認 Helloという内容が追加されていれば成功 | |
| sudo cat /var/mail/ec2-user | |
| From [email protected] Sun Nov 29 18:38:38 2015 | |
| Return-Path: <[email protected]> | |
| Received: from ip-XXX-XXX-XXX-XXX.ap-northeast-1.compute.internal (localhost [127.0.0.1]) | |
| by ip-XXX-XXX-XXX-XXX.ap-northeast-1.compute.internal (8.14.4/8.14.4) with ESMTP id tATIccSd031046 | |
| for <[email protected]>; Sun, 29 Nov 2015 18:38:38 GMT | |
| Received: (from ec2-user@localhost) | |
| by ip-XXX-XXX-XXX-XXX.ap-northeast-1.compute.internal (8.14.4/8.14.4/Submit) id tATIccjD031045 | |
| for ec2-user@localhost; Sun, 29 Nov 2015 18:38:38 GMT | |
| From: EC2 Default User <[email protected]> | |
| Message-Id: <201511291838.tATIccjD031045@ip-XXX-XXX-XXX-XXX.ap-northeast-1.compute.internal> | |
| Date: Sun, 29 Nov 2015 18:38:38 +0000 | |
| To: [email protected] | |
| User-Agent: Heirloom mailx 12.4 7/29/08 | |
| MIME-Version: 1.0 | |
| Content-Type: text/plain; charset=us-ascii | |
| Content-Transfer-Encoding: 7bit | |
| Hello | |
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| # ANSWER SECTIONに先ほどの設定が出ていればOK | |
| # MXレコードが波及されたか確認するのは dig mail.example.com mx で確認出来る | |
| $ dig mail.example.com | |
| ; <<>> DiG 9.8.3-P1 <<>> mail.example.com | |
| ;; global options: +cmd | |
| ;; Got answer: | |
| ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 26357 | |
| ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 6 | |
| ;; QUESTION SECTION: | |
| ;mail.example.com. IN A | |
| ;; ANSWER SECTION: | |
| mail.example.com. 3600 IN A XXX.XXX.XXX.XXX | |
| ;; AUTHORITY SECTION: | |
| example.com. 86265 IN NS 03.dnsv.jp. | |
| example.com. 86265 IN NS 02.dnsv.jp. | |
| example.com. 86265 IN NS 04.dnsv.jp. | |
| example.com. 86265 IN NS 01.dnsv.jp. | |
| ;; ADDITIONAL SECTION: | |
| 01.dnsv.jp. 19035 IN A XXX.XXX.XXX.XXX | |
| 02.dnsv.jp. 15489 IN A XXX.XXX.XXX.XXX | |
| 03.dnsv.jp. 15390 IN A XXX.XXX.XXX.XXX | |
| 03.dnsv.jp. 12191 IN AAAA 2400:8500:3000::53 | |
| 04.dnsv.jp. 13134 IN A XXX.XXX.XXX.XXX | |
| 04.dnsv.jp. 48160 IN AAAA 2400:8500:3fff::53 | |
| ;; Query time: 36 msec | |
| ;; SERVER: 192.168.11.1#53(192.168.11.1) | |
| ;; WHEN: Sat Dec 5 12:31:33 2015 | |
| ;; MSG SIZE rcvd: 243 | |
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| $ sudo vi /var/named/master.yahoo.co.jp |
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| $ sudo /etc/init.d/named start | |
| $ sudo chkconfig named on |
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| $ sudo cp /etc/resolv.conf{,.org} | |
| $ sudo vi /etc/resolv.conf | |
| $ cat /etc/resolv.conf | |
| ; generated by /sbin/dhclient-script | |
| search ap-northeast-1.compute.internal | |
| nameserver 127.0.0.1 |
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| $ sudo vi /etc/sysconfig/network-scripts/ifcfg-eth0 |
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| DEVICE=eth0 | |
| BOOTPROTO=dhcp | |
| ONBOOT=yes | |
| TYPE=Ethernet | |
| USERCTL=yes | |
| # DHCPでIPを取得時にyesだと/etc/resolv.confの値が更新されてしまう | |
| PEERDNS=no | |
| IPV6INIT=no | |
| PERSISTENT_DHCLIENT=yes |
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| # メールを送る時の@以降の文字列 | |
| myhostname = mail.example.comなど | |
| # ドメイン名 | |
| mydomain = example.com | |
| # コメントになっているので#を外す | |
| myorigin = $mydomain | |
| # localhostだとローカル内からのメールの受信のみ可能なので全てのメールを受信可能にする | |
| inet_interfaces = all | |
| # ipv6を許可すると環境によってはエラーになるらしい | |
| inet_protocols = ipv4 | |
| # $mydomainを追加する | |
| # mtaが@以降のドメインをmydestinationの値と比較して自分が受信するべきか判定に使うため、 | |
| # 設定されていないと受信出来ない | |
| mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain | |
| home_mailbox = Maildir/ # コメントになっているので#を外す |
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| $TTL 43200 | |
| yahoo.co.jp. IN SOA help.yahoo.co.jp. ns01.yahoo.co.jp. ( | |
| 1 | |
| 21600 | |
| 7200 | |
| 1209600 | |
| 43200) | |
| yahoo.co.jp. NS ns01.yahoo.co.jp. | |
| ns01 A 216.58.220.206 # google.co.jpのIP | |
| www A 216.58.220.206 # google.co.jpのIP |
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| // | |
| // 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. | |
| // | |
| options { | |
| # 自身のリクエストから応答出来るようにするため | |
| # listen on portにEC2のプライベートIPを追加 | |
| listen-on port 53 { 127.0.0.1; XXX.XXX.XXX.XXX;}; | |
| 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"; | |
| # 外からの要求に答えられるようにするためanyに変更 | |
| allow-query { any; }; | |
| recursion yes; | |
| dnssec-enable yes; | |
| dnssec-validation yes; | |
| dnssec-lookaside auto; | |
| # 自分では名前解決出来なかった時にフォワードするDNSサーバのIPアドレス | |
| # 8.8.8.8はGoogleが提供するDNS | |
| forwarders { 8.8.8.8; 8.8.4.4; }; | |
| forward only; | |
| /* Path to ISC DLV key */ | |
| bindkeys-file "/etc/named.iscdlv.key"; | |
| managed-keys-directory "/var/named/dynamic"; | |
| }; | |
| logging { | |
| channel default_debug { | |
| file "data/named.run"; | |
| severity dynamic; | |
| }; | |
| }; | |
| zone "." IN { | |
| type hint; | |
| file "named.ca"; | |
| }; | |
| # yahoo.co.jpの問い合わせをmaster.yahoo.co.jpの中に記述されたIPで返却する | |
| zone "yahoo.co.jp" IN { | |
| type master; | |
| file "master.yahoo.co.jp"; | |
| }; | |
| include "/etc/named.rfc1912.zones"; | |
| include "/etc/named.root.key"; |
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| echo "送信テスト" | mail "[email protected]" |
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