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// Jenkinsfile support utilities
import BuildConfig.BuildConfig
import org.apache.commons.lang3.SerializationUtils
// Clone the source repository and examine the most recent commit message.
// If a '[ci skip]' or '[skip ci]' directive is present, immediately
// terminate the job with a success code.
// If no skip directive is found, or skip_disable is true, stash all the
// source files for efficient retrieval by subsequent nodes.
def scm_checkout(skip_disable=false) {
skip_job = 0
node("on-master") {
stage("Setup") {
checkout(scm)
if (!skip_disable) {
// Obtain the last commit message and examine it for skip directives.
logoutput = sh(script:"git log -1 --pretty=%B", returnStdout: true).trim()
if (logoutput.contains("[ci skip]") || logoutput.contains("[skip ci]")) {
skip_job = 1
currentBuild.result = 'SUCCESS'
println("\nBuild skipped due to commit message directive.\n")
return skip_job
}
}
stash includes: '**/*', name: 'source_tree', useDefaultExcludes: false
}
}
return skip_job
}
// Execute build/test task(s) based on passed-in configuration(s).
// Each task is defined by a BuildConfig object.
// A list of such objects is iterated over to process all configurations.
// Arguments:
// configs - list of BuildConfig objects
// (optional) concurrent - boolean, whether or not to run all build
// configurations in parallel. The default is
// true when no value is provided.
def run(configs, concurrent = true) {
def tasks = [:]
for (config in configs) {
def myconfig = new BuildConfig() // MUST be inside for loop.
myconfig = SerializationUtils.clone(config)
// Code defined within 'tasks' is eventually executed on a separate node.
// 'tasks' is a java.util.LinkedHashMap, which preserves insertion order.
tasks["${config.nodetype}/${config.build_mode}"] = {
node(config.nodetype) {
def runtime = []
// Expand environment variable specifications by using the shell
// to dereference any var references and then render the entire
// value as a canonical path.
for (var in myconfig.env_vars) {
def varName = var.tokenize("=")[0].trim()
def varValue = var.tokenize("=")[1].trim()
// examine var value, if it contains var refs, expand them.
def expansion = varValue
if (varValue.contains("\$")) {
expansion = sh(script: "echo \"${varValue}\"", returnStdout: true)
}
// Change values of '.' and './' to the node's WORKSPACE.
// Replace a leading './' with the node's WORKSPACE.
if (expansion == '.' || expansion == './') {
expansion = env.WORKSPACE
} else if(expansion.size() > 2 && expansion[0..1] == './') {
expansion = "${env.WORKSPACE}/${expansion[2..-1]}"
}
// Replace all ':.' combinations with the node's WORKSPACE.
expansion = expansion.replaceAll(':\\.', ":${env.WORKSPACE}")
// Convert var value to canonical based on a WORKSPACE base directory.
if (expansion.contains('..')) {
expansion = new File(expansion).getCanonicalPath()
}
expansion = expansion.trim()
runtime.add("${varName}=${expansion}")
}
for (var in myconfig.env_vars_raw) {
runtime.add(var)
}
println(runtime)
withEnv(runtime) {
stage("Build (${myconfig.build_mode})") {
unstash "source_tree"
for (cmd in myconfig.build_cmds) {
sh(script: cmd)
}
}
if (myconfig.test_cmds.size() > 0) {
try {
stage("Test (${myconfig.build_mode})") {
for (cmd in myconfig.test_cmds) {
sh(script: cmd)
}
}
}
finally {
// If a non-JUnit format .xml file exists in the
// root of the workspace, the XUnitBuilder report
// ingestion will fail.
report_exists = sh(script: "test -e *.xml", returnStatus: true)
if (report_exists == 0) {
step([$class: 'XUnitBuilder',
thresholds: [
[$class: 'SkippedThreshold', unstableThreshold: "${myconfig.skippedUnstableThresh}"],
[$class: 'SkippedThreshold', failureThreshold: "${myconfig.skippedFailureThresh}"],
[$class: 'FailedThreshold', unstableThreshold: "${myconfig.failedUnstableThresh}"],
[$class: 'FailedThreshold', failureThreshold: "${myconfig.failedFailureThresh}"]],
tools: [[$class: 'JUnitType', pattern: '*.xml']]])
} else {
println("No .xml files found in workspace. Test report ingestion skipped.")
}
}
}
} // end withEnv
} // end node
} //end tasks
} //end for
if (concurrent == true) {
stage("Matrix") {
parallel(tasks)
}
} else {
// Run tasks sequentially. Any failure halts the sequence.
def iter = 0
tasks.each{ key, value ->
def localtask = [:]
localtask[key] = tasks[key]
stage("Serial-${iter}") {
parallel(localtask)
}
iter++
}
}
}
// Convenience function that performs a deep copy on the supplied object.
def copy(obj) {
return SerializationUtils.clone(obj)
}
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