mirror of
https://github.com/SAP/jenkins-library.git
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262 lines
10 KiB
Groovy
262 lines
10 KiB
Groovy
import com.cloudbees.groovy.cps.NonCPS
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import static com.sap.piper.Prerequisites.checkScript
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import com.sap.piper.GenerateDocumentation
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import com.sap.piper.ConfigurationHelper
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import com.sap.piper.Utils
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import com.sap.piper.analytics.InfluxData
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import groovy.transform.Field
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@Field String STEP_NAME = getClass().getName()
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@Field Set GENERAL_CONFIG_KEYS = [
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/** */
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'collectTelemetryData',
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/** Credentials (username and password) used to download custom defaults if access is secured.*/
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'customDefaultsCredentialsId',
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/** Enable automatic inference of build tool (maven, npm, mta) based on existing project files.
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* If this is set to true, it is not required to set the build tool by hand for those cases.
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*/
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'inferBuildTool'
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]
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@Field Set STEP_CONFIG_KEYS = []
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@Field Set PARAMETER_KEYS = [
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/** Path to the pipeline configuration file defining project specific settings.*/
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'configFile',
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/** A list of file names which will be extracted from library resources and which serve as source for
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* default values for the pipeline configuration. These are merged with and override built-in defaults, with
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* a parameter supplied by the last resource file taking precedence over the same parameter supplied in an
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* earlier resource file or built-in default.*/
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'customDefaults',
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/** A list of file paths or URLs which must point to YAML content. These work exactly like
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* `customDefaults`, but from local or remote files instead of library resources. They are merged with and
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* take precedence over `customDefaults`.*/
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'customDefaultsFromFiles',
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/** The map returned from a Jenkins git checkout. Used to set the git information in the
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* common pipeline environment */
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'scmInfo'
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]
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/**
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* Initializes the [`commonPipelineEnvironment`](commonPipelineEnvironment.md), which is used throughout the complete pipeline.
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*
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* !!! tip
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* This step needs to run at the beginning of a pipeline right after the SCM checkout.
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* Then subsequent pipeline steps consume the information from `commonPipelineEnvironment`; it does not need to be passed to pipeline steps explicitly.
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*/
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@GenerateDocumentation
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void call(Map parameters = [:]) {
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handlePipelineStepErrors (stepName: STEP_NAME, stepParameters: parameters) {
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def script = checkScript(this, parameters)
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String configFile = parameters.get('configFile')
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loadConfigurationFromFile(script, configFile)
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// Copy custom defaults from library resources to include them in the 'pipelineConfigAndTests' stash
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List customDefaultsResources = Utils.appendParameterToStringList(
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['default_pipeline_environment.yml'], parameters, 'customDefaults')
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customDefaultsResources.each {
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cd ->
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writeFile file: ".pipeline/${cd}", text: libraryResource(cd)
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}
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List customDefaultsFiles = Utils.appendParameterToStringList(
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[], parameters, 'customDefaultsFromFiles')
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if (script.commonPipelineEnvironment.configuration.customDefaults) {
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if (!script.commonPipelineEnvironment.configuration.customDefaults in List) {
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// Align with Go side on supported parameter type.
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error "You have defined the parameter 'customDefaults' in your project configuration " +
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"but it is of an unexpected type. Please make sure that it is a list of strings, i.e. " +
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"customDefaults = ['...']. See https://sap.github.io/jenkins-library/configuration/ for " +
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"more details."
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}
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customDefaultsFiles = Utils.appendParameterToStringList(
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customDefaultsFiles, script.commonPipelineEnvironment.configuration as Map, 'customDefaults')
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}
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String customDefaultsCredentialsId = script.commonPipelineEnvironment.configuration.general?.customDefaultsCredentialsId
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customDefaultsFiles = copyOrDownloadCustomDefaultsIntoPipelineEnv(script, customDefaultsFiles, customDefaultsCredentialsId)
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prepareDefaultValues([
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script: script,
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customDefaults: parameters.customDefaults,
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customDefaultsFromFiles: customDefaultsFiles ])
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piperLoadGlobalExtensions script: script, customDefaults: parameters.customDefaults, customDefaultsFromFiles: customDefaultsFiles
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String stashIncludes = '.pipeline/**'
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if (configFile && !configFile.startsWith('.pipeline/')) {
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stashIncludes += ", $configFile"
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}
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stash name: 'pipelineConfigAndTests', includes: stashIncludes, allowEmpty: true
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Map config = ConfigurationHelper.newInstance(this)
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.loadStepDefaults()
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.mixinGeneralConfig(script.commonPipelineEnvironment, GENERAL_CONFIG_KEYS)
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.use()
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inferBuildTool(script, config)
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(parameters.utils ?: new Utils()).pushToSWA([
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step: STEP_NAME,
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stepParamKey4: 'customDefaults',
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stepParam4: parameters.customDefaults?'true':'false'
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], config)
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InfluxData.addField('step_data', 'build_url', env.BUILD_URL)
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InfluxData.addField('pipeline_data', 'build_url', env.BUILD_URL)
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def scmInfo = parameters.scmInfo
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if (scmInfo) {
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setGitUrlsOnCommonPipelineEnvironment(script, scmInfo.GIT_URL)
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script.commonPipelineEnvironment.setGitCommitId(scmInfo.GIT_COMMIT)
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}
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}
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}
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// Infer build tool (maven, npm, mta) based on existing build descriptor files in the project root.
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private static void inferBuildTool(script, config) {
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// For backwards compatibility, build tool inference must be enabled via inferBuildTool setting
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boolean inferBuildTool = config?.inferBuildTool
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if (inferBuildTool) {
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boolean isMtaProject = script.fileExists('mta.yaml')
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def isMavenProject = script.fileExists('pom.xml')
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def isNpmProject = script.fileExists('package.json')
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if (isMtaProject) {
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script.commonPipelineEnvironment.buildTool = 'mta'
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} else if (isMavenProject) {
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script.commonPipelineEnvironment.buildTool = 'maven'
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} else if (isNpmProject) {
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script.commonPipelineEnvironment.buildTool = 'npm'
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}
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}
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}
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private static loadConfigurationFromFile(script, String configFile) {
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if (!configFile) {
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String defaultYmlConfigFile = '.pipeline/config.yml'
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String defaultYamlConfigFile = '.pipeline/config.yaml'
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if (script.fileExists(defaultYmlConfigFile)) {
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configFile = defaultYmlConfigFile
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} else if (script.fileExists(defaultYamlConfigFile)) {
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configFile = defaultYamlConfigFile
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}
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}
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// A file passed to the function is not checked for existence in order to fail the pipeline.
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if (configFile) {
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script.commonPipelineEnvironment.configuration = script.readYaml(file: configFile)
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script.commonPipelineEnvironment.configurationFile = configFile
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}
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}
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private static List copyOrDownloadCustomDefaultsIntoPipelineEnv(script, List customDefaults, String credentialsId) {
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List fileList = []
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int urlCount = 0
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for (int i = 0; i < customDefaults.size(); i++) {
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// copy retrieved file to .pipeline/ to make sure they are in the pipelineConfigAndTests stash
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if (!(customDefaults[i] in CharSequence) || customDefaults[i] == '') {
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script.echo "WARNING: Ignoring invalid entry in custom defaults from files: '${customDefaults[i]}'"
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continue
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}
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String fileName
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if (customDefaults[i].startsWith('http://') || customDefaults[i].startsWith('https://')) {
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fileName = "custom_default_from_url_${urlCount}.yml"
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Map httpRequestParameters = [
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url: customDefaults[i],
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validResponseCodes: '100:399,404' // Allow a more specific error message for 404 case
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]
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if (credentialsId) {
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httpRequestParameters.authentication = credentialsId
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}
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def response = script.httpRequest(httpRequestParameters)
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if (response.status == 404) {
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error "URL for remote custom defaults (${customDefaults[i]}) appears to be incorrect. " +
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"Server returned HTTP status code 404. " +
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"Please make sure that the path is correct and no authentication is required to retrieve the file."
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}
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script.writeFile file: ".pipeline/$fileName", text: response.content
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urlCount++
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} else if (script.fileExists(customDefaults[i])) {
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fileName = customDefaults[i]
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script.writeFile file: ".pipeline/$fileName", text: script.readFile(file: fileName)
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} else {
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script.echo "WARNING: Custom default entry not found: '${customDefaults[i]}', it will be ignored"
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continue
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}
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fileList.add(fileName)
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}
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return fileList
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}
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/*
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* Returns the parts of an url.
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* Valid keys for the retured map are:
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* - protocol
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* - auth
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* - host
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* - port
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* - path
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*/
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@NonCPS
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/* private */ Map parseUrl(String url) {
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def urlMatcher = url =~ /^((http|https|git|ssh):\/\/)?((.*)@)?([^:\/]+)(:([\d]*))?(\/?(.*))$/
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return [
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protocol: urlMatcher[0][2],
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auth: urlMatcher[0][4],
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host: urlMatcher[0][5],
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port: urlMatcher[0][7],
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path: urlMatcher[0][9],
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]
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}
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private void setGitUrlsOnCommonPipelineEnvironment(script, String gitUrl) {
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Map url = parseUrl(gitUrl)
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if (url.protocol in ['http', 'https']) {
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script.commonPipelineEnvironment.setGitSshUrl("git@${url.host}:${url.path}")
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script.commonPipelineEnvironment.setGitHttpsUrl(gitUrl)
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} else if (url.protocol in [ null, 'ssh', 'git']) {
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script.commonPipelineEnvironment.setGitSshUrl(gitUrl)
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script.commonPipelineEnvironment.setGitHttpsUrl("https://${url.host}/${url.path}")
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}
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List gitPathParts = url.path.replaceAll('.git', '').split('/')
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def gitFolder = 'N/A'
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def gitRepo = 'N/A'
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switch (gitPathParts.size()) {
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case 0:
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break
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case 1:
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gitRepo = gitPathParts[0]
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break
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case 2:
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gitFolder = gitPathParts[0]
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gitRepo = gitPathParts[1]
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break
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default:
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gitRepo = gitPathParts[gitPathParts.size()-1]
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gitPathParts.remove(gitPathParts.size()-1)
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gitFolder = gitPathParts.join('/')
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break
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}
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script.commonPipelineEnvironment.setGithubOrg(gitFolder)
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script.commonPipelineEnvironment.setGithubRepo(gitRepo)
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}
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