#!groovy

def repository = "registry.c.test-chamber-13.lan"
def repositoryCreds = "harbor-repository-creds"

def shortCommit
def workspace
def dockerFile

def label = "kubernetes-${UUID.randomUUID().toString()}"
def templateName = "pipeline-worker"
pipeline {
    agent {
        kubernetes {
            yaml functions.podYaml(
                repo: repository,
                templateName: templateName,
                kaniko: true,
                alpine: true,
                [
                    [
                        name: "sonar",
                        path: "${repository}/library/sonarscanner:latest",
                        command: "/bin/sh"
                    ],
                    [
                        name: "golang",
                        path: "${repository}/dockerhub/library/golang:alpine",
                        command: "/bin/sh"
                    ]
                ]
            )
        }
    }

    stages {
        stage('Clone Repository') {

            steps {
                script {
                    dir("./") {
                        checkout ([
                            $class: "GitSCM",
                            branches: [
                                [
                                    name: "refs/heads/main",
                                ],
                            ],
                            userRemoteConfigs: [
                                [
                                    url: "ssh://git@gitea.smoothnet.org:31822/nhyatt/istheinternetonfire.git",
                                    credentialsId: "Gitea-Read-Only-Token",
                                ],
                            ],
                            extensions: [
                                [
                                    $class: "CloneOption",
                                    shallow: true,
                                ],
                                [
                                    $class: "CheckoutOption",
                                    timeout: 2,
                                ],
                            ],
                        ])
                    }
                }
            }
        }

        stage ('Initalize Jenkins') {
            parallel {
                stage ('Set Workspace') {
                    steps {
                        script {
                            workspace = pwd()
                            dockerFile = """FROM registry.c.test-chamber-13.lan/dockerhub/library/golang:alpine AS builder

COPY . /go/src/app

WORKDIR /go/src/app

RUN apk add --no-cache git && \\
    git config --global --add safe.directory /go/src/app && \\
    GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -v -ldflags="-s -w" -tags timetzdata -o ifire ./

FROM registry.c.test-chamber-13.lan/library/alpine:latest

LABEL org.opencontainers.image.title="Is the internet on fire?"

RUN addgroup -S -g 1000 app && \\
    adduser --disabled-password -G app --gecos "application account" --home "/home/app" --shell "/sbin/nologin" --uid 1000 app && \\
    apk add --no-cache bind-tools
COPY --from=builder --chown=app:app /go/src/app/ifire /usr/local/bin/ifire

USER app:app
WORKDIR /home/app

ENTRYPOINT ["/bin/sh", "-c", "ifire"]
"""
                        }
                    }
                }

                stage ('Prepare SonarScanner') {
                    steps {
                        script {
                            def sonarScannerConfig = """
sonar.projectKey=${env.JOB_BASE_NAME.replace(" ", "-")}
sonar.projectVersion=${shortCommit}

sonar.sources=.
sonar.exclusions=**/*_test.go,**/vendor/**,**/testdata/*,html/**

sonar.tests=.
sonar.test.inclusions=**/*_test.go
sonar.test.exclusions=**/vendor/**
sonar.go.coverage.reportPaths=cover.out
"""
                            writeFile file: 'sonar-project.properties', text: sonarScannerConfig
                        }
                    }
                }

                stage ('Run Tests') {
                    steps {
                        container ('golang') {
                            script {
                                writeFile(file: workspace + "/test-chamber-13.lan.root.crt", text: functions.getCurrentRootCA())
                                sh """
                                    if [ ! "/usr/bin/curl" ] || [ ! -x "/usr/bin/curl" ]; then
                                        apk add --no-cache curl
                                    fi
                                    if [ ! "/usr/bin/git" ] || [ ! -x "/usr/bin/git" ]; then
                                        apk add --no-cache git
                                        git config --global --add safe.directory '${workspace}'
                                    fi
                                    apk add --no-cache gcc musl-dev
                                    curl \
                                        --silent \
                                        --location \
                                        --cacert <( printf '%s\\n' "\$(cat "${workspace}/test-chamber-13.lan.root.crt")" ) \
                                        https://nexus.c.test-chamber-13.lan/repository/github-releases/jstemmer/go-junit-report/releases/download/v1.0.0/go-junit-report-v1.0.0-linux-amd64.tar.gz \
                                    | tar -z -x -f - -C /usr/local/bin
                                    ln -s "${workspace}" "/go/src/${env.JOB_BASE_NAME}"
                                    cd "/go/src/${env.JOB_BASE_NAME}"
                                    go test -short -coverprofile=cover.out \$(go list ./... | grep -v vendor/)
                                    go test -v ./... 2>&1 | go-junit-report > report.xml
                                """
                            }
                        }
                    }
                }
            }
        }

        stage ('SonarQube Analysis') {
            steps {
                container ('sonar') {
                    script {
                        try {
                            withSonarQubeEnv('SonarQube') {
                                sh "sonar-scanner --define sonar.host.url=https://sonar.c.test-chamber-13.lan"
                            }
                        } catch(ex) {
                            unstable('Unable to communicate with Sonarqube or Sonarqube sumission failed.')
                        }
                    }
                }
            }
        }

        stage ('Build & Push') {
            steps {
                container ('kaniko') {
                    script {
                        declarativeFunctions.buildContainerMultipleDestinations(
                            dockerFile: dockerFile,
                            repositoryAccess: [
                                [
                                    repository: "registry.hub.docker.com",
                                    credentials: "dockerhub-repository-creds"
                                ],
                            ],
                            destination: [
                                "registry.hub.docker.com/thespider/istheinternetonfire:latest",
                            ]
                        )
                    }
                }
            }
        }

        stage('Submit Testing Report to Jenkins') {
            steps {
                script {
                    catchError{
                        junit 'report.xml'
                    }
                }
            }
        }
    }
}