action.yaml

name: "Retry Command"
description: "Runs a shell command with retry and timeout support"
inputs:
  command:
    description: "Shell command to run"
    required: true
  timeout_seconds:
    description: "Maximum number of seconds to allow each attempt"
    required: true
  retry_wait_seconds:
    description: "Number of seconds to wait before retrying"
    required: true
  max_attempts:
    description: "Maximum number of attempts before failing"
    required: true
runs:
  using: "composite"
  steps:
    - shell: bash
      env:
        COMMAND: ${{ inputs.command }}
        TIMEOUT_SECONDS: ${{ inputs.timeout_seconds }}
        RETRY_WAIT_SECONDS: ${{ inputs.retry_wait_seconds }}
        MAX_ATTEMPTS: ${{ inputs.max_attempts }}
      run: |
        set -euo pipefail

        attempt=1

        while [ "${attempt}" -le "${MAX_ATTEMPTS}" ]; do
          set +e
          timeout "${TIMEOUT_SECONDS}" bash -eo pipefail -c "${COMMAND}"
          exit_code=$?
          set -e

          if [ "${exit_code}" -eq 0 ]; then
            exit 0
          fi

          if [ "${attempt}" -eq "${MAX_ATTEMPTS}" ]; then
            echo "Command failed after ${MAX_ATTEMPTS} attempts."
            exit "${exit_code}"
          fi

          if [ "${exit_code}" -eq 124 ]; then
            echo "Command timed out after ${TIMEOUT_SECONDS} seconds."
          else
            echo "Command failed with exit code ${exit_code}."
          fi

          echo "Retrying in ${RETRY_WAIT_SECONDS} seconds..."
          sleep "${RETRY_WAIT_SECONDS}"
          attempt=$((attempt + 1))
        done