added healthcheck middleware #1
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| --- | |
| name: Shellcheck | |
| on: | |
| pull_request: | |
| env: | |
| SHELLCHECK_REPO: 'koalaman/shellcheck' | |
| SHELLCHECK_VERSION: 'v0.9.0' | |
| SHELLCHECK_SHA: '038fd81de6b7e20cc651571362683853670cdc71' | |
| jobs: | |
| shellcheck: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| - name: Grab shellcheck | |
| run: | | |
| set -e | |
| SHELLCHECK_TARBALL_URL="https://github.com/${SHELLCHECK_REPO}/releases/download/${SHELLCHECK_VERSION}/shellcheck-${SHELLCHECK_VERSION}.linux.x86_64.tar.xz" | |
| SHELLCHECK_TARBALL_LOC="shellcheck.tar.xz" | |
| curl -L "${SHELLCHECK_TARBALL_URL}" -o "${SHELLCHECK_TARBALL_LOC}" | |
| tarball_sha=$(shasum ${SHELLCHECK_TARBALL_LOC} | awk '{print $1}') | |
| if [ "${tarball_sha}" != "${SHELLCHECK_SHA}" ]; then | |
| echo "Got invalid SHA for shellcheck: ${tarball_sha}" | |
| exit 1 | |
| fi | |
| tar -xvf "${SHELLCHECK_TARBALL_LOC}" | |
| cd "shellcheck-${SHELLCHECK_VERSION}" || exit 1 | |
| mv shellcheck "${GITHUB_WORKSPACE}/shellcheck" | |
| - name: Run shellcheck | |
| shell: bash | |
| run: | | |
| set -o pipefail | |
| # Make sure we already put the proper shellcheck binary in place | |
| if [ ! -f "./shellcheck" ]; then | |
| echo "shellcheck not found" | |
| exit 1 | |
| fi | |
| # Make sure we know what to compare the PR's changes against | |
| if [ -z "${GITHUB_BASE_REF}" ]; then | |
| echo "No base reference supplied" | |
| exit 1 | |
| fi | |
| num_findings=0 | |
| # Execute shellcheck and add errors based on the output | |
| run_shellcheck() { | |
| local modified_shell_script="${1}" | |
| local findings_file="findings.txt" | |
| # Remove leftover findings file from previous iterations | |
| if [ -f "${findings_file}" ]; then | |
| rm "${findings_file}" | |
| fi | |
| echo "Running shellcheck against ${modified_shell_script}..." | |
| # If shellcheck reported no errors (exited with 0 status code), return | |
| if ./shellcheck -f json -S warning "${modified_shell_script}" | jq -c '.[]' > "${findings_file}"; then | |
| return 0 | |
| fi | |
| # Walk each of the individual findings | |
| while IFS= read -r finding; do | |
| num_findings=$((num_findings+1)) | |
| line=$(echo "${finding}" | jq '.line') | |
| end_line=$(echo "${finding}" | jq '.endLine') | |
| column=$(echo "${finding}" | jq '.column') | |
| end_column=$(echo "${finding}" | jq '.endColumn') | |
| code=$(echo "${finding}" | jq '.code') | |
| title="SC${code}" | |
| message="$(echo "${finding}" | jq -r '.message') See https://github.com/koalaman/shellcheck/wiki/${title}" | |
| echo "Line: ${line}" | |
| echo "End line: ${end_line}" | |
| echo "Column: ${column}" | |
| echo "End column: ${end_column}" | |
| echo "Title: ${title}" | |
| echo "Message: ${message}" | |
| # Raise an error with the file/line/etc | |
| echo "::error file=${modified_shell_script},line=${line},endLine=${end_line},column=${column},endColumn=${end_column},title=${title}::${message}" | |
| done < ${findings_file} | |
| } | |
| # Find the shell scripts that were created or modified by this PR | |
| find_modified_shell_scripts() { | |
| shell_scripts="shell_scripts.txt" | |
| modified_files="modified_files.txt" | |
| modified_shell_scripts="modified_shell_scripts.txt" | |
| find . -name "*.sh" -or -name "*.bash" | sed 's#^\./##' > "${shell_scripts}" | |
| git diff --name-only "origin/${GITHUB_BASE_REF}" HEAD > "${modified_files}" | |
| if [ ! -s "${shell_scripts}" ] || [ ! -s "${modified_files}" ]; then | |
| echo "No modified shell scripts detected" | |
| exit 0 | |
| fi | |
| if ! grep -Fxf "${shell_scripts}" "${modified_files}" > "${modified_shell_scripts}"; then | |
| echo "No modified shell scripts detected" | |
| exit 0 | |
| fi | |
| } | |
| git fetch origin "${GITHUB_BASE_REF}" || exit 1 | |
| find_modified_shell_scripts | |
| # Loop through the modified shell scripts | |
| while IFS= read -r modified_shell_script; do | |
| run_shellcheck "${modified_shell_script}" | |
| done < ${modified_shell_scripts} | |
| # If shellcheck reported any findings, fail the workflow | |
| if [ ${num_findings} -gt 0 ]; then | |
| echo "shellcheck reported ${num_findings} findings." | |
| exit 1 | |
| fi |