lib/core/icingaagent/installer/Install-IcingaAgent.psm1
function Install-IcingaAgent() { param( [string]$Version, [string]$Source = 'https://packages.icinga.com/windows/', [string]$InstallDir = '', [bool]$AllowUpdates = $FALSE ); if ([string]::IsNullOrEmpty($Version)) { Write-Host 'No Icinga Agent version specified. Skipping installation.'; return $FALSE; } if ($IcingaData.Installed -eq $TRUE -and $AllowUpdates -eq $FALSE) { Write-Host 'The Icinga Agent is already installed on this system. To perform updates or downgrades, please add the "-AllowUpdates" argument'; return $FALSE; } $IcingaData = Get-IcingaAgentInstallation; $InstalledVersion = Get-IcingaAgentVersion; $IcingaInstaller = Get-IcingaAgentMSIPackage -Source $Source -Version $Version -SkipDownload; $InstallTarget = $IcingaData.RootDir; if ($Version -eq 'snapshot') { if ($IcingaData.InstallDate -ge $IcingaInstaller.LastUpdate -And [string]::IsNullOrEmpty($InstalledVersion.Snapshot) -eq $FALSE) { Write-Host 'There is no new snapshot package available which requires to be installed.' return $FALSE; } $IcingaInstaller.Version = 'snapshot'; } elseif ($IcingaInstaller.Version -eq $InstalledVersion.Full) { Write-Host ([string]::Format( 'No installation required. Your installed version [{0}] is matching the online version [{1}]', $InstalledVersion.Full, $IcingaInstaller.Version )); return $FALSE; } $IcingaInstaller = Get-IcingaAgentMSIPackage -Source $Source -Version $IcingaInstaller.Version; if ((Test-Path $IcingaInstaller.InstallerPath) -eq $FALSE) { throw 'Failed to locate Icinga Agent installer file'; } if ([string]::IsNullOrEmpty($InstallDir) -eq $FALSE) { if ((Test-Path $InstallDir) -eq $FALSE) { New-Item -Path $InstallDir -Force | Out-Null; $InstallTarget = $InstallDir; } } [string]$InstallFolderMsg = $InstallTarget; if ([string]::IsNullOrEmpty($InstallTarget) -eq $FALSE) { $InstallTarget = [string]::Format(' INSTALL_ROOT="{0}"', $InstallTarget); } else { $InstallTarget = ''; if ($IcingaData.Architecture -eq 'x86') { $InstallFolderMsg = Join-Path -Path ${env:ProgramFiles(x86)} -ChildPath 'ICINGA2'; } else { $InstallFolderMsg = Join-Path -Path $env:ProgramFiles -ChildPath 'ICINGA2'; } } Write-Host ([string]::Format('Installing new Icinga Agent version into "{0}"', $InstallFolderMsg)); if ($IcingaData.Installed) { if ((Uninstall-IcingaAgent) -eq $FALSE) { return $FALSE; } } $InstallProcess = Start-IcingaProcess -Executable 'MsiExec.exe' -Arguments ([string]::Format('/quiet /i "{0}" {1}', $IcingaInstaller.InstallerPath, $InstallTarget)) -FlushNewLines; if ($InstallProcess.ExitCode -ne 0) { Write-Host ([string]::Format('Failed to install Icinga 2 Agent: {0}{1}', $InstallProcess.Message, $InstallProcess.Error)); return $FALSE; } Write-Host 'Icinga Agent was successfully installed'; return $TRUE; } |