Circleci editor/master

.circleci/config.yml

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+version: 2.1
+orbs:
+    terraform: circleci/[email protected]
+
+jobs:
+  plan-apply:
+    working_directory: /tmp/project
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - checkout
+      - run:
+          name: terraform init & plan
+          command: |
+            terraform init -input=false
+            terraform plan 
+      - persist_to_workspace:
+          root: .
+          paths:
+            - .
+
+  apply:
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - attach_workspace:
+          at: .
+      - run:
+          name: terraform
+          command: |
+            terraform apply -auto-approve 
+      - persist_to_workspace:
+          root: .
+          paths:
+            - .
+
+  plan-destroy:
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - attach_workspace:
+          at: .
+      - run:
+          name: terraform create destroy plan
+          command: |
+            terraform plan -destroy -out tfdestroy -var-file variables.tfvars
+      - persist_to_workspace:
+          root: .
+          paths:
+            - .
+
+  destroy:
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - attach_workspace:
+          at: .
+      - run:
+          name: terraform destroy
+          command: |
+            terraform apply -auto-approve 
+
+workflows:
+  version: 2
+  plan_approve_apply:
+    jobs:
+      - plan-apply
+      - hold-apply:
+          type: approval
+          requires:
+            - plan-apply
+      - apply:
+          requires:
+            - hold-apply
+      - plan-destroy:
+          requires:
+            - apply
+      - hold-destroy:
+          type: approval
+          requires:
+            - plan-destroy
+      - destroy:
+          requires:
+            - hold-destroy

.gitignore

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+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+
+# Ignore any .tfvars files that are generated automatically for each Terraform run. Most
+# .tfvars files are managed as part of configuration and so should be included in
+# version control.
+#
+# example.tfvars
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Include override files you do wish to add to version control using negated pattern
+#
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*

Section 1 - Deploying Infrastructure with Terraform/.circleci/config.yml

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+version: 2
+
+jobs:
+  plan-apply:
+    working_directory: /tmp/project
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - checkout
+      - run:
+          name: terraform init & plan
+          command: |
+            terraform init -input=false
+            terraform plan -out tfapply -var-file variables.tfvars
+      - persist_to_workspace:
+          root: .
+          paths:
+            - .
+
+  apply:
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - attach_workspace:
+          at: .
+      - run:
+          name: terraform
+          command: |
+            terraform apply -auto-approve tfapply
+      - persist_to_workspace:
+          root: .
+          paths:
+            - .
+
+  plan-destroy:
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - attach_workspace:
+          at: .
+      - run:
+          name: terraform create destroy plan
+          command: |
+            terraform plan -destroy -out tfdestroy -var-file variables.tfvars
+      - persist_to_workspace:
+          root: .
+          paths:
+            - .
+
+  destroy:
+    docker:
+      - image: docker.mirror.hashicorp.services/hashicorp/terraform:light
+    steps:
+      - attach_workspace:
+          at: .
+      - run:
+          name: terraform destroy
+          command: |
+            terraform apply -auto-approve tfdestroy
+
+workflows:
+  version: 2
+  plan_approve_apply:
+    jobs:
+      - plan-apply
+      - hold-apply:
+          type: approval
+          requires:
+            - plan-apply
+      - apply:
+          requires:
+            - hold-apply
+      - plan-destroy:
+          requires:
+            - apply
+      - hold-destroy:
+          type: approval
+          requires:
+            - plan-destroy
+      - destroy:
+          requires:
+            - hold-destroy

Section 1 - Deploying Infrastructure with Terraform/.gitignore

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+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+
+# Ignore any .tfvars files that are generated automatically for each Terraform run. Most
+# .tfvars files are managed as part of configuration and so should be included in
+# version control.
+#
+# example.tfvars
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Include override files you do wish to add to version control using negated pattern
+#
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*

Section 1 - Deploying Infrastructure with Terraform/first-ec2.tf

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+/*  Important Note
+
+Note that every region has a different AMI ID. The AMI ID's keeps on changing so make sure you use the latest AMI ID from the AWS console similar to the way it is shown in the video.
+
+Documentation Referred:
+
+https://registry.terraform.io/
+
+https://registry.terraform.io/providers/hashicorp/aws/latest/docs
+
+
+   first_ec2.tf
+   Configure the AWS Provider
+*/
+
+provider "aws" {
+  region = "us-west-2" # Oregon
+}
+
+data "aws_ami" "ubuntu" {
+  most_recent = true
+
+  filter {
+    name   = "name"
+    values = ["ubuntu/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-*"]
+  }
+
+  filter {
+    name   = "virtualization-type"
+    values = ["hvm"]
+  }
+
+  owners = ["099720109477"] # Canonical
+}
+
+resource "aws_key_pair" "deployer" {
+  key_name   = "tf-packer"
+  public_key = "ssh-rsa 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 [email protected]"
+
+  tags = {
+    Name = "Section 1 - Deploying Infrastructure with Terraform"
+  }
+}
+
+resource "aws_instance" "server0" {
+  ami           = data.aws_ami.ubuntu.id
+  instance_type = "t2.micro"
+
+  tags = {
+    Name = "Section 1 - Deploying Infrastructure with Terraform"
+  }
+  # user_data = filebase64("${path.module}/example.sh")
+}