###############################################################################
# .gitlab-ci.yml — CI pipeline for bash script testing
#
# Stages:
#   1. lint  — ShellCheck static analysis + bash syntax check
#   2. test  — Run --help and --dry-run in Ubuntu and RHEL containers
###############################################################################

stages:
  - lint
  - test

variables:
  SHELLCHECK_SEVERITY: "warning"

# ─────────────────────────────────────────────
# Lint Stage
# ─────────────────────────────────────────────

shellcheck:
  stage: lint
  image: koalaman/shellcheck-alpine:stable
  script:
    - echo "Running ShellCheck on all .sh files..."
    - find . -name "*.sh" -not -path "./.git/*" -print0 |
        xargs -0 -r shellcheck --severity="$SHELLCHECK_SEVERITY" --format=tty

bash-syntax:
  stage: lint
  image: bash:5
  script:
    - echo "Checking bash syntax (bash -n)..."
    - |
      errors=0
      for script in $(find . -name "*.sh" -not -path "./.git/*"); do
        if ! bash -n "$script" 2>&1; then
          errors=$((errors + 1))
        fi
      done
      if [ "$errors" -gt 0 ]; then
        echo "FAILED: $errors script(s) have syntax errors"
        exit 1
      fi
      echo "All scripts pass syntax check"

# ─────────────────────────────────────────────
# Test Stage — Ubuntu
# ─────────────────────────────────────────────

test-ubuntu:
  stage: test
  image: ubuntu:24.04
  before_script:
    - apt-get update -qq
    - apt-get install -y -qq procps iproute2 kmod >/dev/null 2>&1
  script:
    - echo "=== Testing on Ubuntu 24.04 ==="
    - |
      for script in $(find . -maxdepth 1 -name "*.sh" -not -path "./.git/*"); do
        echo ""
        echo "--- $(basename "$script") --help ---"
        bash "$script" --help 2>&1 || true
      done
    - echo ""
    - echo "--- networktuning.sh --dry-run ---"
    - bash networktuning.sh --dry-run 2>&1 || true

# ─────────────────────────────────────────────
# Test Stage — RHEL
# ─────────────────────────────────────────────

test-rhel:
  stage: test
  image: rockylinux:9
  before_script:
    - dnf install -y -q procps iproute kmod >/dev/null 2>&1
  script:
    - echo "=== Testing on Rocky Linux 9 ==="
    - |
      for script in $(find . -maxdepth 1 -name "*.sh" -not -path "./.git/*"); do
        echo ""
        echo "--- $(basename "$script") --help ---"
        bash "$script" --help 2>&1 || true
      done
    - echo ""
    - echo "--- networktuning.sh --dry-run ---"
    - bash networktuning.sh --dry-run 2>&1 || true