Install-JenkinsAgent
Installs the Jenkins Agent
#requires -version 5.1
param([string]$installDir = "/opt/jenkins-agent", [string]$jenkinsURL = "", [string]$secretKey = "")
try {
"`n? (1/5) Asking for details..."
if ($jenkinsURL -eq "") { $jenkinsURL = Read-Host "Enter the URL to the Jenkins controller" }
if ($secretKey -eq "") { $secretKey = Read-Host "Enter the secret key" }
$stopWatch = [system.diagnostics.stopwatch]::startNew()
"`n? (2/5) Installing Java Runtime Environment (JRE)..."
& sudo apt install default-jre
"`n? (3/5) Creating installation folder at: $installDir ... (if non-existent)"
& mkdir $installDir
& cd $installDir
"`n? (4/5) Downloading Jenkins agent .JAR program from Jenkins controller..."
& curl -sO $jenkinsURL/jnlpJars/agent.jar
"`n? (5/5) Starting Jenkins agent ..."
& nohup java -jar agent.jar -url $jenkinsURL -secret $secretKey -name pi -webSocket -workDir $installDir &
[int]$elapsed = $stopWatch.Elapsed.TotalSeconds
"? Jenkins Agent installed successfully in $($elapsed)s."
exit 0 # success
} catch {
"?? ERROR: $($Error[0]) (script line $($_.InvocationInfo.ScriptLineNumber))"
exit 1
}