Terraform for さくらのクラウド スタートガイド(第3回) ref: http://qiita.com/yamamoto-febc/items/fe954e2d4a92b864cfef

DNS確認

$ dig web.fe-bc.net.

sakura.tf(DNS)

resource "sakuracloud_dns" "dns" {
    zone = "fe-bc.net"
    records = {
        name = "web"
        type = "A"
        value = "${sakuracloud_server.server.0.base_nw_ipaddress}"
    }
    records = {
        name = "web"
        type = "A"
        value = "${sakuracloud_server.server.1.base_nw_ipaddress}"
    }
}

sakura.tf(DNS)未サポートな書き方

# 今はこの書き方はできない！！
resource "sakuracloud_dns" "dns" {
    zone = "fe-bc.net"
    records = {
        count = 2
        name = "web"
        type = "A"
        value = "${element(sakuracloud_server.server.*.base_nw_ipaddress , count.index)}"
    }
}

sakura.tf(SSH接続定義)

resource sakuracloud_server "server"{
    name = "${format("server%02d" , count.index+1)}"
    disks = ["${element(sakuracloud_disk.disk.*.id,count.index)}"]
    count = 2

    # 1: サーバーにはSSHで接続
    connection {
       user = "root"
       host = "${self.base_nw_ipaddress}"
       private_key = "${file("./id_rsa")}"
    }

    # ２： yumでapache+PHPのインストール
　　　　　　　　provisioner "remote-exec" {
        inline = [
          "yum install -y httpd httpd-devel php php-mbstring",
          "systemctl restart httpd.service",
          "systemctl enable httpd.service",
          "systemctl stop firewalld.service",
          "systemctl disable firewalld.service"
        ]
   }

   # 3: Webコンテンツをアップロード
   provisioner "file" {
        source = "webapps/"
        destination = "/var/www/html"
   }
}

sakura.tf(全体)

provider "sakuracloud" {
    token = "[ACCESS_TOKEN]"
    secret = "[ACCESS_TOKEN_SECRET]"
}

resource "sakuracloud_disk" "disk" {
    name = "${format("disk%02d" , count.index+1)}"
    source_archive_name = "CentOS 7.2 64bit"
    ssh_key_ids = ["${sakuracloud_ssh_key.mykey.id}"]
    disable_pw_auth = true
    count = 2
}

resource "sakuracloud_server" "server" {
    name = "${format("server%02d" , count.index+1)}"
    disks = ["${element(sakuracloud_disk.disk.*.id,count.index)}"]
    count = 2
    # 1: サーバーにはSSHで接続
    connection {
       user = "root"
       host = "${self.base_nw_ipaddress}"
       private_key = "${file("./id_rsa")}"
    }

    # ２： yumでapache+PHPのインストール
　　　　　　　　provisioner "remote-exec" {
        inline = [
          "yum install -y httpd httpd-devel php php-mbstring",
          "systemctl restart httpd.service",
          "systemctl enable httpd.service",
          "systemctl stop firewalld.service",
          "systemctl disable firewalld.service"
        ]
   }

   # 3: Webコンテンツをアップロード
   provisioner "file" {
        source = "webapps/"
        destination = "/var/www/html"
   }

}

resource "sakuracloud_ssh_key" "mykey" {
    name = "mykey"
    public_key = "${file("./id_rsa.pub")}"
}

resource "sakuracloud_dns" "dns" {
    zone = "fe-bc.net"
    records = {
        name = "web"
        type = "A"
        value = "${sakuracloud_server.server.0.base_nw_ipaddress}"
    }
    records = {
        name = "web"
        type = "A"
        value = "${sakuracloud_server.server.1.base_nw_ipaddress}"
    }
}

output "global_ip" {
    value = "${join("\n" , formatlist("%s : %s" , sakuracloud_server.server.*.name , sakuracloud_server.server.*.base_nw_ipaddress))}"
}

sakura.tf(連載第２回での定義)

provider "sakuracloud" {
    token = "[ACCESS_TOKEN]"
    secret = "[ACCESS_TOKEN_SECRET]"
}

resource "sakuracloud_disk" "disk" {
    name = "${format("disk%02d" , count.index+1)}"
    source_archive_name = "CentOS 7.2 64bit"
    ssh_key_ids = ["${sakuracloud_ssh_key.mykey.id}"]
    disable_pw_auth = true
    count = 2
}

resource "sakuracloud_server" "server" {
    name = "${format("server%02d" , count.index+1)}"
    disks = ["${element(sakuracloud_disk.disk.*.id,count.index)}"]
    count = 2
}

resource "sakuracloud_ssh_key" "mykey" {
    name = "mykey"
    public_key = "${file("./id_rsa.pub")}"
}

output "global_ip" {
    value = "${join("\n" , formatlist("%s : %s" , sakuracloud_server.server.*.name , sakuracloud_server.server.*.base_nw_ipaddress))}"
}

terraform_destroy

$ terraform destroy
Do you really want to destroy?
  Terraform will delete all your managed infrastructure.
  There is no undo. Only 'yes' will be accepted to confirm.

  Enter a value: yes     #削除する場合はyesを入力してenter

sakuracloud_ssh_key.mykey: Refreshing state... (ID: 112800522836)
sakuracloud_disk.disk.0: Refreshing state... (ID: 112800522837)
sakuracloud_disk.disk.1: Refreshing state... (ID: 112800522838)
sakuracloud_server.server.0: Refreshing state... (ID: 112800522843)
sakuracloud_server.server.1: Refreshing state... (ID: 112800522842)
sakuracloud_server.server.0: Destroying...
sakuracloud_server.server.1: Destroying...
sakuracloud_server.server.0: Still destroying... (10s elapsed)
sakuracloud_server.server.1: Still destroying... (10s elapsed)
sakuracloud_server.server.0: Destruction complete
sakuracloud_server.server.1: Destruction complete
sakuracloud_disk.disk.0: Destroying...
sakuracloud_disk.disk.1: Destroying...
sakuracloud_disk.disk.0: Destruction complete
sakuracloud_disk.disk.1: Destruction complete
sakuracloud_ssh_key.mykey: Destroying...
sakuracloud_ssh_key.mykey: Destruction complete

Apply complete! Resources: 0 added, 0 changed, 5 destroyed.

Webコンテンツ作成

$ mkdir webapps
$ vi webapps/index.php
#以下内容を記載
<?php
    date_default_timezone_set('Asia/Tokyo');
    echo "Terraform for さくらのクラウド スタートガイド用デモ". "<br /><br />";
    echo "IPアドレス:" . $_SERVER[ 'SERVER_ADDR' ] . "<br />";
    echo "時刻：" . date("Y/m/d H:i:s"). "<br />";