add github actions to lint dashboards

Author: nslaughter

.github/workflows/ci.yml

@@ -0,0 +1,75 @@
+name: Automatic CI for TFE Modules
+
+on:
+  pull_request:
+    branches:
+      - main
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  terraform_format:
+
+    name: Run terraform fmt
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+        persist-credentials: false
+
+    - name: Setup Terraform
+      uses: hashicorp/setup-terraform@v1
+      with:
+        terraform_version: 1.0.11
+
+    - name: Format all .tf files recursively
+      run: |
+        terraform fmt -check -diff -recursive ${{ github.workspace }}
+  terraform_lint:
+
+    name: Run terraform-lint
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        token: ${{ secrets.GITHUB_TOKEN }}
+        persist-credentials: false
+
+    - name: Setup Terraform Lint
+      uses: terraform-linters/setup-tflint@v1
+      with:
+        tflint_version: v0.34.1
+
+    - name: Terraform Init
+      id: init
+      run: |
+        terraform init
+
+    - name: Lint root module
+      run: |
+        tflint --config ${{ github.workspace }}/.tflint.hcl ${{ github.workspace }}
+    - name: Lint collector-dashboards directory in a loop
+      run: |
+        for m in $(ls -1d collector-dashboards/*/)
+        do
+          tflint \
+            --config ${{ github.workspace }}/.tflint.hcl \
+            ${{ github.workspace }}/${m}
+        done
+    - name: Lint examples directory in a loop
+      run: |
+        for m in $(ls -1d examples/*/)
+        do
+          tflint \
+            --config ${{ github.workspace }}/.tflint.hcl \
+            ${{ github.workspace }}/${m}
+        done

.tflint.hcl

@@ -0,0 +1,47 @@
+config {
+  module = true
+}
+
+rule "terraform_deprecated_index" {
+  enabled = true
+}
+
+rule "terraform_unused_declarations" {
+  enabled = true
+}
+
+rule "terraform_comment_syntax" {
+  enabled = true
+}
+
+rule "terraform_documented_outputs" {
+  enabled = true
+}
+
+rule "terraform_documented_variables" {
+  enabled = true
+}
+
+rule "terraform_typed_variables" {
+  enabled = true
+}
+
+rule "terraform_naming_convention" {
+  enabled = true
+}
+
+rule "terraform_required_version" {
+  enabled = true
+}
+
+rule "terraform_required_providers" {
+  enabled = true
+}
+
+rule "terraform_unused_required_providers" {
+  enabled = true
+}
+
+rule "terraform_standard_module_structure" {
+  enabled = true
+}