そうだ！CNAMEでこう！！ 『CNAMEカメレオンパターン』 AWS勉強会 in 海道札幌！ Developers.IO Meetup 05 classmethod.jp 1 2014/06/28 三井誠
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- 1. CNAME CNAME AWS in Developers.IO Meetup 05 classmethod.jp 1 2014/06/28
- 2. AWS MSP AWSaws-cli Twitter: @macotomii classmethod.jp 2
- 3. EC2 IP DNS IP IP classmethod.jp 3
- 4. EC2DNS Public DNS ec2-XX-XX-XX-XX.ap-northeast-1.compute.amazonaws.com Private DNS ip-YY-YY-YY-YY.ap-northeast-1.compute.internal classmethod.jp 4
- 5. EC2DNS classmethod.jp 5 Elastic IP (EIP) Elastic IP (EIP)
- 6. Public DNSping [ec2-user@ip-172-31-2-116 ~]$ ping -nc 3 ec2-54-92-7-41.ap-northeast-1.compute.amazonaws.com PING ec2-54-92-7-41.ap-northeast-1.compute.amazonaws.com (172.31.20.97) 56(84) bytes of data. 64 bytes from 172.31.20.97: icmp_seq=1 ttl=64 time=4.53 ms 64 bytes from 172.31.20.97: icmp_seq=2 ttl=64 time=2.37 ms 64 bytes from 172.31.20.97: icmp_seq=3 ttl=64 time=2.38 ms classmethod.jp 6 [ec2-user@ip-192-168-0-163 ~]$ ping -nc 3 ec2-54-92-7-41.ap-northeast-1.compute.amazonaws.com PING ec2-54-92-7-41.ap-northeast-1.compute.amazonaws.com (54.92.7.41) 56(84) bytes of data. 64 bytes from 54.92.7.41: icmp_seq=1 ttl=63 time=3.42 ms 64 bytes from 54.92.7.41: icmp_seq=2 ttl=63 time=3.24 ms 64 bytes from 54.92.7.41: icmp_seq=3 ttl=63 time=16.5 ms ? IP
- 7. EC2 classmethod.jp 7 [ec2-user@ip-172-31-2-116 ~]$ cat /etc/resolv.conf! ; generated by /sbin/dhclient-script! search ap-northeast-1.compute.internal! nameserver 172.31.0.2 [ec2-user@ip-192-168-0-163 ~]$ cat /etc/resolv.conf! ; generated by /sbin/dhclient-script! search ap-northeast-1.compute.internal! nameserver 192.168.0.2 VPC
- 8. Public DNS IP Private DNS IP Public DNS EC2 http://docs.aws.amazon.com/ja_jp/AWSEC2/latest/UserGuide/using-instance-addressing.html IP DNS DNS IP IP classmethod.jp 8 Public DNS Private DNS AWS IP AWS (VPC) VPC IP IP VPC IP IP VPC IP AWS (Classic) AWS IP IP
- 9. RRDNS CNAME classmethod.jp 9
- 10. ping IPping classmethod.jp 10 [ec2-user@ip-172-31-2-116 ~]$ ping -nc 3 meetup_on_vpc1-2 PING ec2-54-92-7-41.ap-northeast-1.compute.amazonaws.com (172.31.20.97) 56(84) bytes of data. 64 bytes from 172.31.20.97: icmp_seq=1 ttl=64 time=2.32 ms 64 bytes from 172.31.20.97: icmp_seq=2 ttl=64 time=2.30 ms 64 bytes from 172.31.20.97: icmp_seq=3 ttl=64 time=2.39 ms [ec2-user@ip-192-168-0-163 ~]$ ping -nc 3 meetup_on_vpc1-2 PING ec2-54-92-7-41.ap-northeast-1.compute.amazonaws.com (54.92.7.41) 56(84) bytes of data. 64 bytes from 54.92.7.41: icmp_seq=1 ttl=63 time=3.04 ms 64 bytes from 54.92.7.41: icmp_seq=2 ttl=63 time=3.21 ms 64 bytes from 54.92.7.41: icmp_seq=3 ttl=63 time=3.02 ms
- 11. IN A 54.238.x.x .local IN A 10.200.10.10 IN CNAME ec2-xx-xx-xx-xx.ap-northeast-1.compute.amazonaws.com RR DHCPFQDNOK Cloud Design Pattern (CDP)CNAME>_
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