🐛 Fix relative path for file inputs

Author: dflook

.github/workflows/test-apply.yaml

@@ -140,9 +140,11 @@ jobs:
 
   backend_config:
     runs-on: ubuntu-latest
-    name: Apply changes that use a backend config
+    name: backend_config & backed_config_vars
     env:
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
+      AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -151,14 +153,14 @@ jobs:
         uses: ./terraform-plan
         with:
           path: tests/apply/backend_config
-          backend_config: tests/apply/backend_config/backend_config
+          backend_config_file: tests/apply/backend_config/backend_config
 
       - name: Apply
         uses: ./terraform-apply
         id: backend_config_file
         with:
           path: tests/apply/backend_config
-          backend_config: tests/apply/backend_config/backend_config
+          backend_config_file: tests/apply/backend_config/backend_config
 
       - name: Verify outputs
         run: |
@@ -202,6 +204,7 @@ jobs:
           path: tests/apply/vars
           label: TestLabel
           var: my_var=world
+          var_file: tests/apply/test.tfvars
 
       - name: Apply
         uses: ./terraform-apply
@@ -210,6 +213,7 @@ jobs:
           path: tests/apply/vars
           label: TestLabel
           var: my_var=world
+          var_file: tests/apply/test.tfvars
 
       - name: Verify outputs
         run: |

image/actions.sh

@@ -72,8 +72,8 @@ function relative_to() {
   local relpath
 
   absbase="$1"
-  relpath="$1"
-  realpath --no-symlinks --canonicalize-missing --relative-base="$absbase" "$relpath"
+  relpath="$2"
+  realpath --no-symlinks --canonicalize-missing --relative-to="$absbase" "$relpath"
 }
 
 function init() {

terraform-apply/README.md

@@ -64,7 +64,8 @@ the master branch:
 
 * `var_file`
 
-  Comma separated list of terraform var files
+  Comma separated list of tfvars files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional
@@ -78,7 +79,8 @@ the master branch:
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-check/README.md

@@ -32,7 +32,8 @@ This is intended to run on a schedule to notify if manual changes to your infras
 
 * `var_file`
 
-  Comma separated list of terraform var files
+  Comma separated list of tfvars files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional
@@ -46,7 +47,8 @@ This is intended to run on a schedule to notify if manual changes to your infras
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-destroy-workspace/README.md

@@ -29,7 +29,8 @@ This action uses the `terraform destroy` command to destroy all resources in a t
 
 * `var_file`
 
-  Comma separated list of terraform var files
+  Comma separated list of tfvars files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional
@@ -43,7 +44,8 @@ This action uses the `terraform destroy` command to destroy all resources in a t
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-destroy/README.md

@@ -31,7 +31,8 @@ This action uses the `terraform destroy` command to destroy all resources in a t
 
 * `var_file`
 
-  Comma separated list of terraform var files
+  Comma separated list of tfvars files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional
@@ -45,7 +46,8 @@ This action uses the `terraform destroy` command to destroy all resources in a t
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-new-workspace/README.md

@@ -29,7 +29,8 @@ Creates a new terraform workspace. If the workspace already exists, succeeds wit
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-output/README.md

@@ -30,7 +30,8 @@ Retrieve the root-level outputs from a terraform configuration.
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-plan/README.md

@@ -50,7 +50,8 @@ The [dflook/terraform-apply](https://github.com/dflook/terraform-github-actions/
 
 * `var_file`
 
-  Comma separated list of terraform var files
+  Comma separated list of tfvars files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional
@@ -64,7 +65,8 @@ The [dflook/terraform-apply](https://github.com/dflook/terraform-github-actions/
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional

terraform-remote-state/README.md

@@ -30,7 +30,8 @@ Retrieves the root-level outputs from a terraform remote state.
 
 * `backend_config_file`
 
-  Comma separated list of terraform backend config files.
+  Comma separated list of terraform backend config files to use.
+  Paths should be relative to the repository root.
 
   - Type: string
   - Optional