Add backend controllers, models and views

Also annotate existing models.

1 files changed, 77 insertions, 0 deletions

diff --git a/app/models/backends/terraform_aws.rb b/app/models/backends/terraform_aws.rb
new file mode 100644
index 0000000..d79ff51
--- /dev/null
+++ b/app/models/backends/terraform_aws.rb
@@ -0,0 +1,77 @@
+# == Schema Information
+#
+# Table name: terraform_aws_backends
+#
+#  id                    :integer          not null, primary key
+#  label                 :string
+#  aws_region            :string
+#  aws_access_key_id     :string
+#  aws_secret_access_key :string
+#  created_at            :datetime         not null
+#  updated_at            :datetime         not null
+#
+
+class Backends::TerraformAws < ApplicationRecord
+  has_many :mini_environments, as: :backend
+
+  self.table_name = "terraform_aws_backends"
+
+  def self.label
+    "Amazon Web Services"
+  end
+
+  def type_and_id
+    "#{self.class.name}=#{id}"
+  end
+
+  def build(mini_environment)
+    GovukGuix::GenerateStartCommandJob.enqueue(
+      mini_environment.id
+    )
+  end
+  
+  def start
+    logger.info "Setting up #{@mini_environment.name}"
+
+    Dir.chdir("tmp/terraform-working-directories/#{@mini_environment.name}") do # TODO
+      RubyTerraform.init(
+        backend: true,
+        source: "terraform/aws", # TODO
+        backend_config: {
+          address: 'http://localhost:3000' + Rails.application.routes.url_helpers.terraform_http_backend_path
+        },
+        plugin_dir: "/gnu/store/x0b54k4i02vi05ghc0np7cqs2p5q6i31-profile/bin"
+      )
+
+      RubyTerraform.apply(
+        vars: {
+          aws_region: 'eu-west-1',
+          slug: @mini_environment.name.parameterize,
+          ssh_public_key: ssh_public_key,
+          start_command: @mini_environment.start_command
+        },
+        auto_approve: true
+      )
+    end
+  end
+
+  def destroy
+    Dir.chdir('terraform/aws') do
+      RubyTerraform.destroy(
+        vars: {
+          aws_region: 'eu-west-1',
+          slug: @mini_environment.name.parameterize,
+          ssh_public_key: ssh_public_key,
+          start_command: @mini_environment.start_command
+        },
+        force: true
+      )
+    end
+  end
+
+  def ssh_public_key
+    File.open("#{ENV['HOME']}/.ssh/id_rsa.pub") do |file|
+      file.readline()
+    end
+  end
+end