salt/.ci/lint

pipeline {
    agent { label 'pr-lint-slave' }
    options {
        timestamps()
        ansiColor('xterm')
        timeout(time: 1, unit: 'HOURS') 
    }
    environment {
        PYENV_ROOT = "/usr/local/pyenv"
        PATH = "$PYENV_ROOT/bin:$PATH"
        PY_COLORS = 1
    }
    stages {
        stage('github-pending') {
            steps {
                githubNotify credentialsId: 'test-jenkins-credentials',
                    description: 'Testing lint...',
                    status: 'PENDING',
                    context: "jenkins/pr/lint"
            }
        }
        stage('setup') {
            steps {
                sh '''
                eval "$(pyenv init -)"
                pyenv --version
                pyenv install --skip-existing 2.7.14
                pyenv local 2.7.14
                pyenv shell 2.7.14
                python --version
                pip install tox
                '''
            }
        }
        stage('linting') {
            failFast false
            parallel {
                stage('salt linting') {
                    steps {
                        sh '''
                        eval "$(pyenv init - --no-rehash)"
                        _FILES="$(find salt/ -name "*.py" -exec git diff --name-only "origin/$CHANGE_TARGET" "origin/$BRANCH_NAME" {} +)"
                        _FILES="$_FILES $(git diff --name-only "origin/$CHANGE_TARGET" "origin/$BRANCH_NAME" setup.py)"
                        if [[ -z ${_FILES} ]]; then
                            echo "No pylint run, no changes found in the files"
                            echo "empty" pylint-reports.xml
                        else
                            tox -e pylint-salt ${_FILES} | tee pylint-report.xml
                        fi
                        '''
                        archiveArtifacts artifacts: 'pylint-report.xml'
                    }
                }
                stage('test linting') {
                    steps {
                        sh '''
                        eval "$(pyenv init - --no-rehash)"
                        _FILES="$(find tests/ -name "*.py" -exec git diff --name-only "origin/$CHANGE_TARGET" "origin/$BRANCH_NAME" setup.py {} +)"
                        if [[ -z ${_FILES} ]]; then
                            echo "No pylint run, no changes found in the files"
                            touch pylint-report-tests.xml
                        else
                            tox -e pylint-tests ${_FILES} | tee pylint-report-tests.xml
                        fi
                        '''
                        archiveArtifacts artifacts: 'pylint-report-tests.xml'
                    }
                }
            }
        }
    }
    post {
        always {
            step([$class: 'WarningsPublisher',
                parserConfigurations: [[
                    parserName: 'PyLint',
                    pattern: 'pylint-report*.xml'
                ]],
                failedTotalAll: '0',
                useDeltaValues: false,
                canRunOnFailed: true,
                usePreviousBuildAsReference: true
            ])
            cleanWs()
        }
        success {
            githubNotify credentialsId: 'test-jenkins-credentials',
                description: 'The lint job has passed',
                status: 'SUCCESS',
                context: "jenkins/pr/lint"
        }
        failure {
            githubNotify credentialsId: 'test-jenkins-credentials',
                description: 'The lint job has failed',
                status: 'FAILURE',
                context: "jenkins/pr/lint"
            slackSend channel: "#jenkins-prod-pr", 
                color: '#FF0000', 
                message: "FAILED: PR-Job: '${env.JOB_NAME} [${env.BUILD_NUMBER}]' (${env.BUILD_URL})"
        }
    }
}