Initial commit

3 files changed, 111 insertions, 0 deletions

diff --git a/terraform/.gitignore b/terraform/.gitignore
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index 0000000..96c7538
--- /dev/null
+++ b/terraform/.gitignore
@@ -0,0 +1,3 @@
+.terraform
+*.tfstate
+*.tfstate.backup
diff --git a/terraform/example.tf b/terraform/example.tf
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index 0000000..0efeed8
--- /dev/null
+++ b/terraform/example.tf
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+provider "aws" {
+  region     = "eu-west-1"
+}
+
+resource "aws_key_pair" "deployer" {
+  key_name   = "deployer"
+  public_key = "ssh-rsa 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 chris@giedi"
+}
+
+data "aws_security_group" "guix-client" {
+  id = "sg-d8003ba3"
+}
+
+data "aws_instance" "guix-daemon" {
+  instance_id = "i-010e25f85dfa73e72"
+}
+
+data "aws_route53_zone" "main" {
+  zone_id = "ZD004G8DN6AQZ"
+}
+
+data "template_file" "govuk_service" {
+  template = "file(example/govuk.service.tpl)"
+
+  vars {
+    guix_daemon_socket = "guix://${data.aws_instance.guix-daemon.private_dns}",
+    app_domain = "banana.aws.cbaines.net",
+    web_domain = "www.banana.aws.cbaines.net"
+  }
+}
+
+resource "aws_spot_instance_request" "example" {
+  ami           = "ami-8fd760f6"
+  instance_type = "t2.large"
+  key_name      = "${aws_key_pair.deployer.key_name}"
+  security_groups = [
+    "${data.aws_security_group.guix-client.name}",
+    "default",
+    "public-webserver"
+  ]
+
+  wait_for_fulfillment = true
+  spot_price = "0.05"
+
+  provisioner "file" {
+    content = "${data.template_file.govuk_service.rendered}"
+    destination = "/home/ubuntu/govuk.service"
+    
+    connection {
+      type     = "ssh"
+      user     = "ubuntu"
+    }
+  }
+
+  provisioner "remote-exec" {
+    inline = [
+      "sudo apt-get update",
+      "sudo apt-get update",
+      "sudo apt-get -y install nfs-common cachefilesd",
+      "sudo tune2fs -o user_xattr /dev/xvda1",
+      "sudo sed 's/#RUN/RUN/' -i /etc/default/cachefilesd",
+      "sudo mkdir -p /gnu/store",
+      "sudo mount -t nfs4 -o ro,nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,actimeo=600,fsc,nocto,retrans=2 fs-81e05e48.efs.eu-west-1.amazonaws.com:gnu/store /gnu/store",
+      "sudo mkdir -p /var/guix",
+      "sudo mount -t nfs4 -o nfsvers=4.1,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2 fs-81e05e48.efs.eu-west-1.amazonaws.com:var/guix /var/guix",
+      "echo \"export GUIX_DAEMON_SOCKET=guix://${data.aws_instance.guix-daemon.private_dns}\" | sudo tee /etc/profile.d/guix-daemon-socket.sh",
+      #"sudo systemctl restart cachefilesd",
+      "sudo mv /home/ubuntu/govuk.service /etc/systemd/system/govuk.service",
+      "sudo systemctl daemon-reload",
+      "sudo systemctl enable govuk.service",
+      "sudo systemctl start govuk.service"
+    ]
+
+    connection {
+      type     = "ssh"
+      user     = "ubuntu"
+    }
+  }
+}
+
+resource "aws_route53_record" "example" {
+  zone_id = "${data.aws_route53_zone.main.zone_id}"
+  name    = "banana"
+  type    = "A"
+  ttl     = "60"
+  records = ["${aws_spot_instance_request.example.public_ip}"]
+}
+
+resource "aws_route53_record" "example_wildcard" {
+  zone_id = "${data.aws_route53_zone.main.zone_id}"
+  name    = "*.banana"
+  type    = "A"
+  ttl     = "60"
+  records = ["${aws_spot_instance_request.example.public_ip}"]
+}
diff --git a/terraform/example/govuk.service.tpl b/terraform/example/govuk.service.tpl
new file mode 100644
index 0000000..52b4b56
--- /dev/null
+++ b/terraform/example/govuk.service.tpl
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+[Unit]
+Description=GOV.UK
+After=network.target
+
+[Service]
+Type=simple
+User=ubuntu
+WorkingDirectory=/home/ubuntu
+Environment="GUIX_DAEMON_SOCKET=guix://${guix_daemon_socket}"
+ExecStart=/var/guix/profiles/per-user/ubuntu/guix-profile/bin/govuk system start --rails-environment=production --app-domain=${app_domain} --web-domain=${web_domain} --use-high-ports=false --use-https=certbot --fallback
+
+[Install]
+WantedBy=multi-user.target