feat(kube): adding new groovy script for kube projects
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/**
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* Construit, valide et publie (optionnellement) une image Docker sur le registre Cadoles (par défaut)
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*
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* Options disponibles:
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*
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* - dockerfile - String - Chemin vers le fichier Dockerfile à utiliser pour construire l'image, par défaut "./Dockerfile"
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* - contextDir - String - Répertoire servant de "contexte" pour la construction de l'image, par défault "./"
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* - imageName - String - Nom de l'image à construire, par défaut ""
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* - imageTag - String - Tag apposé sur l'image après construction, par défaut résultat de la commande `git describe --always`
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* - gitCredentialsId - String - Identifiant des "credentials" Jenkins utilisés pour cloner le dépôt Git, par défaut "forge-jenkins"
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* - dockerRepository - String - Nom d'hôte du registre Docker sur lequel publier l'image, par défaut "reg.cadoles.com"
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* - dockerRepositoryCredentialsId - String - Identifiant des "credentials" Jenkins utilisés pour déployer l'image sur le registre Docker, par défault "reg.cadoles.com-jenkins"
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* - dryRun - Boolean - Désactiver/activer la publication de l'image sur le registre Docker, par défaut "true"
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* - skipVerifications - Boolean - Désactiver/activer les étapes de vérifications de qualité/sécurité de l'image Docker, par défaut "false"
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*/
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String buildAndPublishImage(Map options = [:]) {
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String dockerfile = options.get('dockerfile', './Dockerfile')
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String contextDir = options.get('contextDir', '.')
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String imageName = options.get('imageName', '')
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String gitRef = sh(returnStdout: true, script: 'git describe --always').trim()
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String imageTag = options.get('imageTag', gitRef)
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String gitCredentialsId = options.get('gitCredentialsId', 'forge-jenkins')
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String dockerRepository = options.get('dockerRepository', 'reg.cadoles.com')
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String dockerRepositoryCredentialsId = options.get('dockerRepositoryCredentialsId', 'reg.cadoles.com-jenkins')
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Boolean dryRun = options.get('dryRun', true)
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Boolean skipVerifications = options.get('skipVerification', false)
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String projectRepository = env.JOB_NAME
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if (env.BRANCH_NAME ==~ /^PR-.*$/) {
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projectRepository = env.JOB_NAME - "/${env.JOB_BASE_NAME}"
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}
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projectRepository = options.get('projectRepository', projectRepository)
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withCredentials([
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usernamePassword([
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credentialsId: dockerRepositoryCredentialsId,
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usernameVariable: 'HUB_USERNAME',
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passwordVariable: 'HUB_PASSWORD'
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]),
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]) {
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stage('Validate Dockerfile with Hadolint') {
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utils.when(!skipVerifications) {
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runHadolintCheck(dockerfile, projectRepository)
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}
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}
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stage("Build image '${imageName}:${imageTag}'") {
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git.withHTTPCredentials(gitCredentialsId) {
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sh """
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make
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"""
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}
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}
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stage('Validate image with Trivy') {
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utils.when(!skipVerifications) {
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runTrivyCheck("${imageName}:${imageTag}", projectRepository)
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}
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}
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stage("Publish image '${imageName}:${imageTag}'") {
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utils.when(!dryRun) {
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retry(2) {
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sh """
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make release
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"""
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}
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}
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}
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}
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}
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void runHadolintCheck(String dockerfile, String projectRepository) {
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String reportFile = ".hadolint-report-${currentBuild.startTimeInMillis}.txt"
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try {
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validateDockerfileWithHadolint(dockerfile, ['reportFile': reportFile])
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} catch (err) {
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unstable("Dockerfile '${dockerfile}' failed linting !")
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} finally {
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String lintReport = ''
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if (fileExists(reportFile)) {
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lintReport = """${lintReport}
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|```
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|${readFile(reportFile)}
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|```"""
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} else {
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lintReport = """${lintReport}
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|_Vérification échouée mais aucun rapport trouvé !?_ :thinking:"""
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}
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String defaultReport = '_Rien à signaler !_ :thumbsup:'
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String report = """## Validation du Dockerfile `${dockerfile}`
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|${lintReport ?: defaultReport}
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""".stripMargin()
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print report
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if (env.CHANGE_ID) {
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gitea.commentPullRequest(projectRepository, env.CHANGE_ID, report)
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}
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}
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}
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String validateDockerfileWithHadolint(String dockerfile, Map options = [:]) {
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String hadolintBin = getOrInstallHadolint(options)
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String hadolintArgs = options.get('hadolintArgs', '--no-color')
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String reportFile = options.get('reportFile', ".hadolint-report-${currentBuild.startTimeInMillis}.txt")
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sh("""#!/bin/bash
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set -eo pipefail
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'${hadolintBin}' '${dockerfile}' ${hadolintArgs} | tee '${reportFile}'
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""")
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return reportFile
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}
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void runTrivyCheck(String imageName, String projectRepository, Map options = [:]) {
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String reportFile = ".trivy-report-${currentBuild.startTimeInMillis}.txt"
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try {
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validateImageWithTrivy(imageName, ['reportFile': reportFile])
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} catch (err) {
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unstable("Image '${imageName}' failed validation !")
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} finally {
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String lintReport = ''
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if (fileExists(reportFile)) {
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lintReport = """${lintReport}
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|```
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|${readFile(reportFile)}
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|```"""
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} else {
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lintReport = """${lintReport}
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|_Vérification échouée mais aucun rapport trouvé !?_ :thinking:"""
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}
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String defaultReport = '_Rien à signaler !_ :thumbsup:'
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String report = """## Validation de l'image `${imageName}`
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|${lintReport ?: defaultReport}
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""".stripMargin()
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print report
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if (env.CHANGE_ID) {
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gitea.commentPullRequest(projectRepository, env.CHANGE_ID, report)
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}
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}
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}
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String validateImageWithTrivy(String imageName, Map options = [:]) {
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String trivyBin = getOrInstallTrivy(options)
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String trivyArgs = options.get('trivyArgs', '--exit-code 1')
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String cacheDirectory = options.get('cacheDirectory', '.trivy/.cache')
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String cacheDefaultBranch = options.get('cacheDefaultBranch', 'develop')
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Integer cacheMaxSize = options.get('cacheMaxSize', 250)
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String reportFile = options.get('reportFile', ".trivy-report-${currentBuild.startTimeInMillis}.txt")
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cache(maxCacheSize: cacheMaxSize, defaultBranch: cacheDefaultBranch, caches: [
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[$class: 'ArbitraryFileCache', path: cacheDirectory, compressionMethod: 'TARGZ']
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]) {
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sh("'${trivyBin}' --cache-dir '${cacheDirectory}' image -o '${reportFile}' ${trivyArgs} '${imageName}'")
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}
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return reportFile
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}
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String getOrInstallHadolint(Map options = [:]) {
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String installDir = options.get('installDir', '/usr/local/bin')
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String version = options.get('version', '2.10.0')
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String forceDownload = options.get('forceDownload', false)
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String downloadUrl = options.get('downloadUrl', "https://github.com/hadolint/hadolint/releases/download/v${version}/hadolint-Linux-x86_64")
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String hadolintBin = sh(returnStdout: true, script: 'which hadolint || exit 0').trim()
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if (hadolintBin == '' || forceDownload) {
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sh("""
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mkdir -p '${installDir}'
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curl -o '${installDir}/hadolint' -sSL '${downloadUrl}'
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chmod +x '${installDir}/hadolint'
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""")
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hadolintBin = "${installDir}/hadolint"
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}
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return hadolintBin
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}
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String getOrInstallTrivy(Map options = [:]) {
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String installDir = options.get('installDir', '/usr/local/bin')
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String version = options.get('version', '0.27.1')
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String forceDownload = options.get('forceDownload', false)
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String installScriptDownloadUrl = options.get('downloadUrl', 'https://raw.githubusercontent.com/aquasecurity/trivy/main/contrib/install.sh')
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String trivyBin = sh(returnStdout: true, script: 'which trivy || exit 0').trim()
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if (trivyBin == '' || forceDownload) {
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sh("""
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mkdir -p '${installDir}'
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curl -sfL '${installScriptDownloadUrl}' | sh -s -- -b '${installDir}' v${version}
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chmod +x '${installDir}/trivy'
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""")
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trivyBin = "${installDir}/trivy"
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}
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return trivyBin
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}
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