Added Terraform files and GitHub Actions. & git push -f

.github/workflows/test_artifact_encrypted.yml

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+name: Test Terraform State Artifact Encrypted
+on:
+  workflow_dispatch:
+  push:
+
+jobs:
+  test_artifact_encrypted:
+    runs-on: ubuntu-latest
+    name: Test Terraform State Artifact Encrypted
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Download Encrypted Artifact & Decrypt Artifact
+      uses: badgerhobbs/terraform-state@main
+      with:
+        encryption_key: ${{ secrets.encryption_key }}
+        operation: download
+        location: artifact
+      continue-on-error: true
+
+    - name: Configure Terraform
+      uses: hashicorp/setup-terraform@v2
+
+    - name: Initialize Terraform
+      run: terraform init
+
+    - name: Run Terraform Plan
+      run: |
+        terraform plan -var="run_id=${{ github.run_id }}"
+
+    - name: Run Terraform Apply
+      run: |
+        terraform apply -auto-approve -var="run_id=${{ github.run_id }}"
+
+    - name: Encrypt Artifact & Upload Encrypted Artifact
+      uses: badgerhobbs/terraform-state@main
+      with:
+        encryption_key: ${{ secrets.encryption_key }}
+        operation: upload
+        location: artifact

.github/workflows/test_artifact_raw.yml

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+name: Test Terraform State Artifact Raw
+on:
+  workflow_dispatch:
+  push:
+
+jobs:
+  test_artifact_raw:
+    runs-on: ubuntu-latest
+    name: Test Terraform State Artifact Raw
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Download Raw Artifact
+      uses: badgerhobbs/terraform-state@main
+      with:
+        operation: upload
+        location: artifact
+      continue-on-error: true
+
+    - name: Configure Terraform
+      uses: hashicorp/setup-terraform@v2
+
+    - name: Initialize Terraform
+      run: terraform init
+
+    - name: Run Terraform Plan
+      run: |
+        terraform plan -var="run_id=${{ github.run_id }}"
+
+    - name: Run Terraform Apply
+      run: |
+        terraform apply -auto-approve -var="run_id=${{ github.run_id }}"
+
+    - name: Upload Raw Artifact
+      uses: badgerhobbs/terraform-state@main
+      with:
+        operation: upload
+        location: artifact

.github/workflows/test_repository_file_encrypted.yml

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+name: Test Terraform State Repository File Encrypted
+on:
+  workflow_dispatch:
+  push:
+
+jobs:
+  test_repository_file_encrypted:
+    runs-on: ubuntu-latest
+    name: Test Terraform State Repository File Encrypted
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Decrypt Repository File
+      uses: badgerhobbs/terraform-state@main
+      with:
+        encryption_key: ${{ secrets.encryption_key }}
+        operation: download
+        location: repository
+      continue-on-error: true
+
+    - name: Configure Terraform
+      uses: hashicorp/setup-terraform@v2
+
+    - name: Initialize Terraform
+      run: terraform init
+
+    - name: Run Terraform Plan
+      run: |
+        terraform plan -var="run_id=${{ github.run_id }}"
+
+    - name: Run Terraform Apply
+      run: |
+        terraform apply -auto-approve -var="run_id=${{ github.run_id }}"
+
+    - name: Encrypt and Commit Repository File
+      uses: badgerhobbs/terraform-state@main
+      with:
+        encryption_key: ${{ secrets.encryption_key }}
+        operation: upload
+        location: repository

.github/workflows/test_repository_file_raw.yml

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+name: Test Terraform State Repository File Raw
+on:
+  workflow_dispatch:
+  push:
+
+jobs:
+  test_repository_file_raw:
+    runs-on: ubuntu-latest
+    name: Test Terraform State Repository File Raw
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Configure Terraform
+      uses: hashicorp/setup-terraform@v2
+
+    - name: Initialize Terraform
+      run: terraform init
+
+    - name: Run Terraform Plan
+      run: |
+        terraform plan -var="run_id=${{ github.run_id }}"
+
+    - name: Run Terraform Apply
+      run: |
+        terraform apply -auto-approve -var="run_id=${{ github.run_id }}"
+
+    - name: Commit Repository File
+      uses: badgerhobbs/terraform-state@main
+      with:
+        operation: upload
+        location: repository

action.yml

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+name: "terraform-state"
+description: "Stores Terraform state file as encrypted artifact or repository file."
+author: "Andrew Riggs"
+
+inputs:
+  encryption_key:
+    description: "AES-256 Encryption key used to encrypt/decrypt the Terraform state file."
+    required: false
+    default: ""
+
+  operation:
+    description: "Specifies if the operation is to download or upload the Terraform state file. [Options: download/upload]"
+    required: true
+
+  location:
+    description: "Specifies the storage location of the Terraform state file. [Options: repository/artifact]"
+    required: true
+
+  directory:
+    description: "Directory of the Terraform state file."
+    required: false
+    default: "."
+
+runs:
+  using: "composite"
+  steps:
+
+    - name: Configure Git User
+      shell: bash
+      run: |
+        git config --global user.name "github-actions[bot]"
+        git config --global user.email "github-actions[bot]@users.noreply.github.com"
+
+    # Raw Artifact
+    - name: Download Raw Artifact
+      if: "${{ inputs.location == 'artifact' && inputs.operation == 'download' && inputs.encryption_key == '' }}"
+      shell: bash
+      run: |
+        REPO="${{ github.repository }}"
+        ARTIFACT_URI="https://api.github.com/repos/$REPO/actions/artifacts"
+        TOKEN="${{ github.token }}"
+        RESPONSE=$(curl -H "Authorization: token $TOKEN" -s $ARTIFACT_URI | jq -r '.artifacts[]')
+        if [ "$RESPONSE" ] ; then
+          LATEST_ARTIFACT_URI=$(echo $RESPONSE | jq -r 'select(.name=="Raw Terraform State") | .url' | sort -r | head -n 1)
+          echo "Most recent artifact URI = $LATEST_ARTIFACT_URI"
+          if [ "$LATEST_ARTIFACT_URI" ] ; then
+            curl -L -H "Authorization: token $TOKEN" -o ${{ inputs.directory }}/terraform.tfstate.zip $LATEST_ARTIFACT_URI
+            unzip ${{ inputs.directory }}/terraform.tfstate.zip
+          fi
+        fi
+
+    - name: Upload Raw Artifact
+      if: "${{ inputs.location == 'artifact' && inputs.operation == 'upload' && inputs.encryption_key == '' }}"
+      uses: actions/upload-artifact@v3
+      with:
+        name: Raw Terraform State
+        path: "${{ inputs.directory }}/terraform.tfstate"
+
+    # Encrypted Artifact
+    - name: Download Encrypted Artifact
+      if: "${{ inputs.location == 'artifact' && inputs.operation == 'download' && inputs.encryption_key != '' }}"
+      shell: bash
+      run: |
+        REPO="${{ github.repository }}"
+        ARTIFACT_URI="https://api.github.com/repos/$REPO/actions/artifacts"
+        TOKEN="${{ github.token }}"
+        RESPONSE=$(curl -H "Authorization: token $TOKEN" -s $ARTIFACT_URI | jq -r '.artifacts[]')
+        if [ "$RESPONSE" ] ; then
+          LATEST_ARTIFACT_URI=$(echo $RESPONSE | jq -r 'select(.name=="Encrypted Terraform State") | .url' | sort -r | head -n 1)
+          echo "Most recent artifact URI = $LATEST_ARTIFACT_URI"
+          if [ "$LATEST_ARTIFACT_URI" ] ; then
+            curl -L -H "Authorization: token $TOKEN" -o ${{ inputs.directory }}/terraform.tfstate.encrypted.zip $LATEST_ARTIFACT_URI
+            unzip ${{ inputs.directory }}/terraform.tfstate.encrypted.zip
+          fi
+        fi
+
+    - name: Decrypt Artifact
+      if: "${{ inputs.location == 'artifact' && inputs.operation == 'download' && inputs.encryption_key != '' }}"
+      shell: bash
+      run: |
+        openssl enc -d -aes256 -in ${{ inputs.directory }}/terraform.tfstate.encrypted -out ${{ inputs.directory }}/terraform.tfstate -k ${{ inputs.encryption_key }}
+
+    - name: Encrypt Artifact
+      if: "${{ inputs.location == 'artifact' && inputs.operation == 'upload' && inputs.encryption_key != '' }}"
+      shell: bash
+      run: |
+        openssl enc -e -aes256 -in ${{ inputs.directory }}/terraform.tfstate -out ${{ inputs.directory }}/terraform.tfstate.encrypted -k ${{ inputs.encryption_key }}
+
+    - name: Upload Encrypted Artifact
+      if: "${{ inputs.location == 'artifact' && inputs.operation == 'upload' && inputs.encryption_key != '' }}"
+      uses: actions/upload-artifact@v3
+      with:
+        name: Encrypted Terraform State
+        path: "${{ inputs.directory }}/terraform.tfstate.encrypted"
+
+    # Raw Repository File
+    - name: Commit Repository File
+      if: "${{ inputs.location == 'repository' && inputs.operation == 'upload' && inputs.encryption_key == '' }}"
+      shell: bash
+      run: |
+        git add ${{ inputs.directory }}/terraform.tfstate
+        git commit -m "Update Encrypted Terraform State."
+        git push
+
+    # Encrypted Repository File    
+    - name: Decrypt Repository File
+      if: "${{ inputs.location == 'repository' && inputs.operation == 'download' && inputs.encryption_key != '' }}"
+      shell: bash
+      run: |
+        openssl enc -d -aes256 -in ${{ inputs.directory }}/terraform.tfstate.encrypted -out ${{ inputs.directory }}/terraform.tfstate -k ${{ inputs.encryption_key }}
+
+    - name: Encrypt and Commit Repository File
+      if: "${{ inputs.location == 'repository' && inputs.operation == 'upload' && inputs.encryption_key != '' }}"
+      shell: bash
+      run: |
+        openssl enc -e -aes256 -in ${{ inputs.directory }}/terraform.tfstate -out ${{ inputs.directory }}/terraform.tfstate.encrypted -k ${{ inputs.encryption_key }}
+        git add ${{ inputs.directory }}/terraform.tfstate.encrypted
+        git commit -m "Update Encrypted Terraform State."
+        git push

main.tf

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+terraform {
+  required_providers {
+    random = {
+      source = "hashicorp/random"
+      version = "3.1.0"
+    }
+  }
+}
+
+resource "random_id" "random" {
+  keepers = {
+   random_id = "${var.run_id}"
+  }
+  byte_length = 8
+}
+
+variable "run_id" {
+  type = string
+}