Terraform validate script (#47)

Author: ebeaty-cisco

.github/workflows/pre-commit.yml

@@ -30,6 +30,11 @@ jobs:
 
       - uses: actions/setup-python@v3
 
+      # Run terraform validate script so same script can be used in pre-commit
+      # as in nightly pipeline
+      - name: "Terraform validate"
+        run: "tests/terraform_validate.sh"
+
       - uses: pre-commit/[email protected]
         with:
           extra_args: "--hook-stage manual --all-files"

.pre-commit-config.yaml

@@ -28,10 +28,6 @@ repos:
       - id: terraform_docs
         args:
           - "--args=--show=requirements,inputs,outputs"
-      - id: terraform_validate
-        args:
-          - "--hook-config=--retry-once-with-cleanup=true"
-        stages: ["manual"]
       - id: terraform_tflint
         stages: ["manual"]
 

tests/terraform_validate.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+# Validate all Terraform modules in the repository
+
+set -e
+
+ROOT_DIR="$(git rev-parse --show-toplevel)"
+
+find "$ROOT_DIR" -type d -name '.*' -prune -o -type f -name '*.tf' -print0 \
+  | xargs -0 -r -n1 dirname | sort -u | while read -r module_dir; do
+    echo "Validating module: $module_dir"
+    (cd "$module_dir" && terraform init -backend=false -input=false -no-color > /dev/null 2>&1 && terraform validate -no-color)
+done