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Test Backend api #12

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Test Backend api #12

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@samurato samurato commented Sep 30, 2024

Summary by CodeRabbit

  • Chores
    • Enhanced deployment workflow to check for changes in Terraform configuration files before executing Terraform operations.
    • Introduced a new environment variable backend_api_changes to conditionally run relevant steps.
    • Renamed Terraform-related tasks in Taskfile.yml to improve clarity and organization.

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📥 Commits

Files that changed from the base of the PR and between 4811eeb and f9a35c6.

Walkthrough

The pull request introduces modifications to the GitHub Actions workflow file .github/workflows/deploy-to-gcp.yaml by adding a step to check for changes in Terraform configuration files before executing the Terraform plan and apply steps. An environment variable backend_api_changes is established based on whether any .tf files have been modified. Additionally, existing Terraform steps are renamed and conditioned to run only if changes are detected.

Changes

File Change Summary
.github/workflows/deploy-to-gcp.yaml Added a step to check for changes in .tf files, set an environment variable, and updated existing Terraform steps to conditionally execute based on this variable.
Taskfile.yml Renamed Terraform-related tasks to backend-related names and retained workspace switching logic within a new task.

Possibly related PRs

Poem

🐰 In the land of code where bunnies play,
A check for changes brightens the day.
Terraform plans now dance with glee,
Only when needed, as it should be!
Hops of logic, clear and bright,
In our workflow, everything's right! 🌟


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Actionable comments posted: 1

🧹 Outside diff range and nitpick comments (1)
.github/workflows/deploy-to-gcp.yaml (1)

Line range hint 1-54: Overall assessment: Good improvements with minor issues to address

The changes to this workflow file align well with the PR objective of testing the backend API. The addition of conditional execution based on detected changes in Terraform files is a good optimization that can potentially speed up the CI/CD process.

However, there are a few minor issues to address:

  1. A typo in the environment variable name in the change detection step.
  2. Potential missed changes due to checking only the last commit.
  3. A syntax issue in the branch name condition for the Terraform apply step.

Once these issues are resolved and the existence of the referenced tasks in the taskfile is verified, this PR will significantly improve the efficiency of your deployment process.

Consider adding a step to validate the Terraform configuration files before running the plan and apply steps. This can catch syntax errors or other issues early in the process. You can add a step like this:

- name: Validate Terraform Configuration
  run: task terraform-validate
  if: env.backend_api_changes == 'true'

Make sure to define the terraform-validate task in your taskfile to run terraform validate in the appropriate directory.

🧰 Tools
🪛 actionlint

37-37: shellcheck reported issue in this script: SC2086:info:2:37: Double quote to prevent globbing and word splitting

(shellcheck)


37-37: shellcheck reported issue in this script: SC2086:info:4:39: Double quote to prevent globbing and word splitting

(shellcheck)

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 59efcca and 128cc80.

📒 Files selected for processing (1)
  • .github/workflows/deploy-to-gcp.yaml (1 hunks)
🧰 Additional context used
🪛 actionlint
.github/workflows/deploy-to-gcp.yaml

37-37: shellcheck reported issue in this script: SC2086:info:2:37: Double quote to prevent globbing and word splitting

(shellcheck)


37-37: shellcheck reported issue in this script: SC2086:info:4:39: Double quote to prevent globbing and word splitting

(shellcheck)

🔇 Additional comments (2)
.github/workflows/deploy-to-gcp.yaml (2)

35-43: ⚠️ Potential issue

Fix typo and improve change detection logic

The new step to check for Terraform changes is a good addition, but there are a few issues to address:

  1. There's a typo in the environment variable name on line 39: backend_api_hanges should be backend_api_changes.
  2. The current git diff command only checks the last commit, which might miss changes if multiple commits are pushed at once.
  3. The shell script could benefit from some improvements for better reliability.

Here's a suggested improvement:

 - name: Check for Terraform changes
   id: check_changes
   run: |
-    if git diff --name-only HEAD~1 | grep -q '^terraform/.*\.tf$'; then
-      echo "backend_api_hanges=true" >> $GITHUB_ENV
+    if git diff --name-only ${{ github.event.before }} ${{ github.sha }} | grep -q '^terraform/.*\.tf$'; then
+      echo "backend_api_changes=true" >> "$GITHUB_ENV"
     else
-      echo "backend_api_changes=false" >> $GITHUB_ENV
+      echo "backend_api_changes=false" >> "$GITHUB_ENV"
     fi

These changes will:

  1. Fix the typo in the variable name.
  2. Use ${{ github.event.before }} and ${{ github.sha }} to compare all changes in the push, not just the last commit.
  3. Add double quotes around $GITHUB_ENV to prevent potential issues with word splitting or globbing.

To ensure these changes don't introduce any new issues, you can run the following command:

#!/bin/bash
# Verify the syntax of the YAML file
yamllint .github/workflows/deploy-to-gcp.yaml
🧰 Tools
🪛 actionlint

37-37: shellcheck reported issue in this script: SC2086:info:2:37: Double quote to prevent globbing and word splitting

(shellcheck)


37-37: shellcheck reported issue in this script: SC2086:info:4:39: Double quote to prevent globbing and word splitting

(shellcheck)


48-50: Verify taskfile configuration

The conditional execution of the Terraform plan step based on detected changes is a good improvement. It aligns well with the PR objective of testing the backend API.

To ensure the backend-plan task is correctly defined, please run the following command:

#!/bin/bash
# Verify the existence of the backend-plan task in the taskfile
task -l | grep backend-plan

This will list all available tasks and check if backend-plan is among them. If it's not found, you may need to update the taskfile to include this task.

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Actionable comments posted: 2

🧹 Outside diff range and nitpick comments (4)
Taskfile.yml (4)

Line range hint 101-110: Update dependency name for consistency.

The task has been renamed from terraform-init to backend-init, which is consistent with the overall renaming pattern. However, the dependency terraform-providers-lock should be updated to backend-providers-lock to maintain consistency and prevent potential errors.

Please update the dependency as follows:

  backend-init:
    dir: terraform
    desc: Initialize terraform backend, providers, plugins and modules
    deps:
-     - terraform-providers-lock
+     - backend-providers-lock
    cmds:
      - |
        terraform init \
        -backend-config="bucket=${ARTIFACTS_BUCKET_NAME}" \
        -backend-config="prefix=${ARTIFACTS_BUCKET_TERRAFORM_PREFIX}"

Line range hint 112-126: Update task command for consistency.

The task has been renamed from terraform-plan to backend-plan, which is consistent with the overall renaming pattern. However, the task: terraform-init command should be updated to task: backend-init to maintain consistency and prevent potential errors.

Please update the task command as follows:

  backend-plan:
    dir: terraform
    desc: Creates an execution plan, which lets you preview the changes that Terraform plans to make to your infrastructure.
    cmds:
-     - task: terraform-init
+     - task: backend-init
      - task: switch-to-terraform-workspace
      - task: package
      - |
        terraform plan \
        -var "artifacts_bucket_name=${ARTIFACTS_BUCKET_NAME}" \
        -var "project_id=${GOOGLE_CLOUD_PROJECT_ID}" \
        -var "project_number=${GOOGLE_PROJECT_NUMBER}" \
        -var "region=${GOOGLE_CLOUD_PROJECT_REGION}" \
        -var "docker_image_tag={{.DOCKER_IMAGE_TAG}}"

Line range hint 127-143: Update task command for consistency.

The task has been renamed from terraform-apply to backend-apply, which is consistent with the overall renaming pattern. However, the task: terraform-init command should be updated to task: backend-init to maintain consistency and prevent potential errors.

Please update the task command as follows:

  backend-apply:
    dir: terraform
    desc: Apply the planned changes to the target infrastructure
    cmds:
      - defer: { task: clean }
-     - task: terraform-init
+     - task: backend-init
      - task: switch-to-terraform-workspace
      - task: package
      - task: build-xplorers-backend-image
      - |
        terraform apply -auto-approve \
        -var "artifacts_bucket_name=${ARTIFACTS_BUCKET_NAME}" \
        -var "project_id=${GOOGLE_CLOUD_PROJECT_ID}" \
        -var "project_number=${GOOGLE_PROJECT_NUMBER}" \
        -var "region=${GOOGLE_CLOUD_PROJECT_REGION}" \
        -var "docker_image_tag={{.DOCKER_IMAGE_TAG}}"

Line range hint 1-174: Consider updating documentation and related files to reflect the renaming.

The tasks in this file have been consistently renamed from terraform-* to backend-*. While this change appears to be intentional, it's important to ensure that:

  1. Any documentation referring to these tasks is updated to reflect the new names.
  2. Any scripts or CI/CD pipelines that may be calling these tasks are updated accordingly.
  3. The rationale behind this renaming is communicated to the team, as it might affect how team members interact with these tasks.

Additionally, please double-check all task dependencies and commands within the file to ensure they reference the new task names correctly.

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between 128cc80 and 4811eeb.

📒 Files selected for processing (2)
  • .github/workflows/deploy-to-gcp.yaml (1 hunks)
  • Taskfile.yml (6 hunks)
🧰 Additional context used
🪛 actionlint
.github/workflows/deploy-to-gcp.yaml

37-37: shellcheck reported issue in this script: SC2086:info:2:37: Double quote to prevent globbing and word splitting

(shellcheck)


37-37: shellcheck reported issue in this script: SC2086:info:4:39: Double quote to prevent globbing and word splitting

(shellcheck)

🔇 Additional comments (6)
.github/workflows/deploy-to-gcp.yaml (1)

48-50: Verify the task name in your Taskfile

The changes look good. The step has been renamed for clarity, and the condition for running the Terraform plan is correctly implemented.

Please ensure that the backend-plan task is defined in your Taskfile. The previous review mentioned a terraform-apply task, so it's important to verify that the correct task name is being used.

Run the following command to check for the existence of the backend-plan task:

If the task is not found, you may need to update your Taskfile to include this task or adjust the task name in the workflow file.

Taskfile.yml (5)

87-91: LGTM: Task renamed consistently.

The task has been renamed from terraform-providers-lock to backend-providers-lock, which is consistent with the overall renaming pattern in this file. The functionality remains unchanged.


94-98: LGTM: Task renamed consistently.

The task has been renamed from terraform-fmt to backend-fmt, which is consistent with the overall renaming pattern in this file. The functionality remains unchanged.


Line range hint 144-155: LGTM: Task renamed consistently.

The task has been renamed from terraform-plan-destroy to backend-plan-destroy, which is consistent with the overall renaming pattern in this file. The functionality remains unchanged.


Line range hint 156-168: LGTM: Task renamed consistently.

The task has been renamed from terraform-destroy to backend-destroy, which is consistent with the overall renaming pattern in this file. The functionality remains unchanged.


Line range hint 169-174: LGTM: Task renamed consistently.

The task has been renamed from terraform-upgrade-providers to backend-upgrade-providers, which is consistent with the overall renaming pattern in this file. The functionality remains unchanged.

Comment on lines +52 to 54
- name: Backend Terraform Apply
if: github.ref == 'refs/heads/"main"' && github.event_name == 'push' && env.backend_api_changes == 'true'
run: task terraform-apply
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⚠️ Potential issue

Fix branch name condition

The step has been correctly renamed and the additional condition for backend_api_changes is properly implemented. However, there's still an issue with the branch name condition that was mentioned in the previous review.

Apply this diff to fix the branch name condition:

- if: github.ref == 'refs/heads/"main"' && github.event_name == 'push' && env.backend_api_changes == 'true'
+ if: github.ref == 'refs/heads/main' && github.event_name == 'push' && env.backend_api_changes == 'true'

This change removes the extra double quotes around "main", which could cause the condition to fail.

The rest of the changes in this step look good. The additional condition for backend_api_changes is correctly implemented, and the step name change provides better clarity.

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
- name: Backend Terraform Apply
if: github.ref == 'refs/heads/"main"' && github.event_name == 'push' && env.backend_api_changes == 'true'
run: task terraform-apply
- name: Backend Terraform Apply
if: github.ref == 'refs/heads/main' && github.event_name == 'push' && env.backend_api_changes == 'true'
run: task terraform-apply

Comment on lines 35 to 43
- name: Check for Terraform changes
id: check_changes
run: |
if git diff --name-only -r HEAD^1 HEAD | grep -q '^terraform/.*\.tf$'; then
echo "backend_api_hanges=true" >> $GITHUB_ENV
else
echo "backend_api_changes=false" >> $GITHUB_ENV
fi

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⚠️ Potential issue

Fix typo in environment variable name and improve script robustness

There's a typo in the environment variable name, and the script can be improved for better robustness:

  1. Line 39: backend_api_hanges should be backend_api_changes.
  2. Use double quotes around variables to prevent globbing and word splitting.

Apply this diff to fix the issues:

 - name: Check for Terraform changes
   id: check_changes
   run: |
-    if git diff --name-only -r HEAD^1 HEAD | grep -q '^terraform/.*\.tf$'; then
-      echo "backend_api_hanges=true" >> $GITHUB_ENV
+    if git diff --name-only -r HEAD^1 HEAD | grep -q "^terraform/.*\.tf$"; then
+      echo "backend_api_changes=true" >> "$GITHUB_ENV"
     else
-      echo "backend_api_changes=false" >> $GITHUB_ENV
+      echo "backend_api_changes=false" >> "$GITHUB_ENV"
     fi

These changes will fix the typo and improve the script's robustness by preventing potential issues with word splitting and globbing.

📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
- name: Check for Terraform changes
id: check_changes
run: |
if git diff --name-only -r HEAD^1 HEAD | grep -q '^terraform/.*\.tf$'; then
echo "backend_api_hanges=true" >> $GITHUB_ENV
else
echo "backend_api_changes=false" >> $GITHUB_ENV
fi
- name: Check for Terraform changes
id: check_changes
run: |
if git diff --name-only -r HEAD^1 HEAD | grep -q "^terraform/.*\.tf$"; then
echo "backend_api_changes=true" >> "$GITHUB_ENV"
else
echo "backend_api_changes=false" >> "$GITHUB_ENV"
fi
🧰 Tools
🪛 actionlint

37-37: shellcheck reported issue in this script: SC2086:info:2:37: Double quote to prevent globbing and word splitting

(shellcheck)


37-37: shellcheck reported issue in this script: SC2086:info:4:39: Double quote to prevent globbing and word splitting

(shellcheck)

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