mirror of
https://github.com/Icinga/icingaweb2-module-director.git
synced 2025-07-24 14:24:42 +02:00
Icinga2Agent.psm1: upgrade to latest 'next' branch
This commit is contained in:
Christian Stein
Thomas Gelf
parent
f9e701d51d
commit
b1bf944c59
@ -60,6 +60,7 @@ function Icinga2AgentModule {
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#Internal handling
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[switch]$RunInstaller = $FALSE,
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[switch]$RunUninstaller = $FALSE,
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[switch]$IgnoreSSLErrors = $FALSE,
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[bool]$DebugMode = $FALSE,
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[string]$ModuleLogFile
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);
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@ -110,6 +111,7 @@ function Icinga2AgentModule {
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nsclient_installer_path = $NSClientInstallerPath;
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full_uninstallation = $FullUninstallation;
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remove_nsclient = $RemoveNSClient;
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ignore_ssl_errors = $IgnoreSSLErrors;
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debug_mode = $DebugMode;
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module_log_file = $ModuleLogFile;
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}
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@ -199,7 +201,16 @@ function Icinga2AgentModule {
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# purposes
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#
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$installer | Add-Member -membertype ScriptMethod -name 'dumpProperties' -value {
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Write-Output $this.properties;
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[string]$dumpData = $this.properties | Out-String;
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write-host $dumpData;
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}
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#
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# Dump all configured arguments for easier debugging
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#
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$installer | Add-Member -membertype ScriptMethod -name 'dumpConfig' -value {
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[string]$dumpData = $this.cfg | Out-String;
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write-host $dumpData;
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}
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#
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@ -286,13 +297,7 @@ function Icinga2AgentModule {
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# from the stack
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#
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$installer | Add-Member -membertype ScriptMethod -name 'printLastException' -value {
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# Todo: Improve this entire handling
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# for writing exception messages
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# in general we should only see
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# the actual thrown error instead of
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# an stack trace where the error occured
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#Write-Host $this.error($error[$error.count - 1].FullyQualifiedErrorId) -ForegroundColor red;
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Write-Host $_.Exception.Message -ForegroundColor red;
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$this.exception($_.Exception.Message);
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}
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#
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@ -520,6 +525,13 @@ function Icinga2AgentModule {
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}
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$httpRequest.TimeOut = 6000;
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# If we are using self-signed certificates for example, the HTTP request will
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# fail caused by the SSL certificate. With this we can allow even faulty
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# certificates. This should be used with caution
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if ($this.config('ignore_ssl_errors')) {
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[System.Net.ServicePointManager]::ServerCertificateValidationCallback = { $true }
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}
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if ($this.config('director_user') -And $this.config('director_password')) {
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[string]$credentials = [System.Convert]::ToBase64String([System.Text.Encoding]::UTF8.GetBytes($this.config('director_user') + ':' + $this.config('director_password')));
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$httpRequest.Headers.add('Authorization: Basic ' + $credentials);
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@ -550,8 +562,11 @@ function Icinga2AgentModule {
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}
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$exceptionMessage = $_.Exception.Response;
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$httpErrorCode = [int][system.net.httpstatuscode]$exceptionMessage.StatusCode;
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return $httpErrorCode;
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if ($exceptionMessage.StatusCode) {
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return [int][System.Net.HttpStatusCode]$exceptionMessage.StatusCode;
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} else {
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return 900;
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}
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}
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return '';
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@ -562,13 +577,19 @@ function Icinga2AgentModule {
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#
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$installer | Add-Member -membertype ScriptMethod -name 'readResponseStream' -value {
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param([System.Object]$response);
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$responseStream = $response.getResponseStream();
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$streamReader = New-Object IO.StreamReader($responseStream);
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$result = $streamReader.ReadToEnd();
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$response.close()
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$streamReader.close()
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return $result;
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if ($response) {
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$responseStream = $response.getResponseStream();
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$streamReader = New-Object IO.StreamReader($responseStream);
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$result = $streamReader.ReadToEnd();
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$response.close()
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$streamReader.close()
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return $result;
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}
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$this.exception('Could not retreive response from remote server. Response is null');
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return 'No response from remote server';
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}
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#
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@ -725,7 +746,14 @@ function Icinga2AgentModule {
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# By default, install the Icinga 2 Agent again in the pre-installed directory
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# before the update. Will only apply during updates / downgrades of the Agent
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if ($this.getProperty('cur_install_dir')) {
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$installerLocation = [string]::Format(' INSTALL_ROOT="{0}"', $this.getProperty('cur_install_dir'));
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# In case we perform an architecture change, we should use the new default location as source in case
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# we have installed the Agent into Program Files (x86) for example but are now using a x64 Agent
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# which should be installed into Program Files instead
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if ($this.getProperty('agent_architecture_change') -And $this.getProperty('agent_migration_target')) {
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$installerLocation = [string]::Format(' INSTALL_ROOT="{0}"', $this.getProperty('agent_migration_target'));
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} else {
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$installerLocation = [string]::Format(' INSTALL_ROOT="{0}"', $this.getProperty('cur_install_dir'));
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}
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}
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# However, if we specified a custom directory over the argument, always use that
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@ -740,6 +768,54 @@ function Icinga2AgentModule {
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return $arguments;
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}
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#
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# Do we require to migrate data from previous Icinga 2 Agent Directory
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#
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$installer | Add-Member -membertype ScriptMethod -name 'checkForIcingaMigrationRequirement' -value {
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if ($this.getProperty('cur_install_dir')) {
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[string]$installDir = $this.getProperty('cur_install_dir');
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# Just in case we installed an x86 Agent on the System, we will require to migrate to x64 on a x64 system.
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if (${Env:ProgramFiles(x86)} -And $installDir.contains(${Env:ProgramFiles(x86)}) -And $this.getProperty('system_architecture') -eq 'x86_64') {
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[string]$migrationPath = $installDir.Replace(${Env:ProgramFiles(x86)}, ${Env:ProgramFiles});
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$this.setProperty('agent_architecture_change', $TRUE);
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$this.setProperty('require_migration', $TRUE);
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$this.setProperty('agent_migration_source', $installDir);
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$this.setProperty('agent_migration_target', $migrationPath);
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$this.setProperty('cur_install_dir', $migrationPath);
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$this.warn('Detected architecture change. Current installed Agent version is x86, while new installed version will be x64. Possible data will be migrated.');
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} else {
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$this.setProperty('agent_migration_source', $this.getProperty('cur_install_dir'));
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}
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}
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if ($this.config('agent_install_directory')) {
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[string]$currentInstallDir = $this.cutLastSlashFromDirectoryPath($this.getProperty('cur_install_dir'));
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[string]$intendedInstallDir = $this.cutLastSlashFromDirectoryPath($this.config('agent_install_directory'));
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if ($currentInstallDir -ne $intendedInstallDir) {
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$this.setProperty('agent_migration_target', $this.config('agent_install_directory'));
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$this.setProperty('require_migration', $TRUE);
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}
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}
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}
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#
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# To ensure we handle path strings correctly, we always require to cut the last \
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#
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$installer | Add-Member -membertype ScriptMethod -name 'cutLastSlashFromDirectoryPath' -value {
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param([string]$path);
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if (-Not $path -Or $path -eq '') {
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return $path;
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}
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if ($path[$path.Length - 1] -eq '\') {
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$path = $path.Substring(0, $path.Length - 1);
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}
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return $path;
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}
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#
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# Install the Icinga 2 agent from the provided installation package
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#
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@ -794,6 +870,9 @@ function Icinga2AgentModule {
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$this.info('Icinga 2 Agent successfully removed.');
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}
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$this.checkForIcingaMigrationRequirement();
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$this.applyPossibleAgentMigration();
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$this.info('Installing new Icinga 2 Agent version...');
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# Start the installer process
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$result = $this.startProcess('MsiExec.exe', $TRUE, [string]::Format('/quiet /i "{0}" {1}', $this.getInstallerPath(), $this.getIcingaAgentInstallerArguments()));
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@ -809,6 +888,62 @@ function Icinga2AgentModule {
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$this.setProperty('require_restart', 'true');
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}
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#
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# Migrate a folder and it's content from a previous Agent installation to
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# a new target destination
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#
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$installer | Add-Member -membertype ScriptMethod -name 'doMigrateIcingaDirectory' -value {
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param([string]$sourcePath, [string]$targetPath, [string]$directory);
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if (Test-Path (Join-Path -Path $sourcePath -ChildPath $directory)) {
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[string]$source = Join-Path -Path $sourcePath -ChildPath $directory;
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[string]$target = Join-Path -Path $targetPath -ChildPath $directory;
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$this.info([string]::Format('Migrating content from "{0}" to "{1}"', $source, $target));
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$result = Copy-Item $source $target -Recurse;
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}
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}
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#
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# Copy a single file from it's source location to our target location
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#
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$installer | Add-Member -membertype ScriptMethod -name 'doMigrateIcingaFile' -value {
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param([string]$sourcePath, [string]$targetPath, [string]$file);
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$this.info([string]::Format('Migrating file from "{0}" to "{1}\{2}"', $sourcePath, $targetPath, $_));
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Copy-Item $sourcePath $targetPath;
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}
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#
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# This function will determine if we require to migrate content from a previous
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# Icinga 2 Agent installation to the new location
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#
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$installer | Add-Member -membertype ScriptMethod -name 'applyPossibleAgentMigration' -value {
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if (-Not $this.getProperty('require_migration') -Or $this.getProperty('require_migration') -eq $FALSE) {
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$this.info('No migration of Icinga 2 Agent data required.')
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return;
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}
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$this.info([string]::Format('Icinga 2 Agent installation location changed from {0} to {1}. Migrating possible content...', $this.getProperty('agent_migration_source'), $this.getProperty('agent_migration_target')));
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if ($this.getProperty('agent_migration_source') -And (Test-Path ($this.getProperty('agent_migration_source')))) {
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# Load Directories and Remove \ at the end of the path if present to ensure we have the same path base
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[string]$sourcePath = $this.cutLastSlashFromDirectoryPath($this.getProperty('agent_migration_source'));
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[string]$targetPath = $this.cutLastSlashFromDirectoryPath($this.getProperty('agent_migration_target'));
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# Get all objects within our source root and copy it to our target destination
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$result = Get-ChildItem -Path $sourcePath |
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ForEach-Object {
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if ($_.PSIsContainer) {
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$this.doMigrateIcingaDirectory($sourcePath, $targetPath, $_);
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} else {
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$this.doMigrateIcingaFile($_.FullName, $targetPath, $_);
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}
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}
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$this.info([string]::Format('Migration of source folder applied. Please remove content from previous directory {0} if no longer required.', $sourcePath));
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} else {
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$this.info('No data for migration found. Setup is clean.');
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}
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}
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#
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# We might have installed the Icinga 2 Agent
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# already. In case we do, get all data to
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@ -844,6 +979,7 @@ function Icinga2AgentModule {
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$this.setProperty('cur_install_dir', $localData.InstallLocation);
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$this.setProperty('agent_version', $localData.DisplayVersion);
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$this.setProperty('install_msi_package', 'Icinga2-v' + $this.config('agent_version') + '-' + $architecture + '.msi');
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$this.setProperty('system_architecture', $architecture);
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if ($localData.InstallLocation) {
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$this.info('Found Icinga 2 Agent version ' + $localData.DisplayVersion + ' installed at ' + $localData.InstallLocation);
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@ -994,11 +1130,10 @@ function Icinga2AgentModule {
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# Api directory, but keep the folder structure
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#
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$installer | Add-Member -membertype ScriptMethod -name 'flushIcingaApiDirectory' -value {
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if (Test-Path $this.getApiDirectory()) {
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if ((Test-Path $this.getApiDirectory()) -And $this.shouldFlushIcingaApiDirectory()) {
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$this.info('Flushing content of ' + $this.getApiDirectory());
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[System.Object]$folder = New-Object -ComObject Scripting.FileSystemObject;
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$folder.DeleteFolder($this.getApiDirectory());
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$this.setProperty('require_restart', 'true');
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}
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}
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@ -1434,10 +1569,18 @@ object ApiListener "api" {
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$this.info("Requesting Icinga 2 certificates");
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$result = $this.startProcess($icingaBinary, $FALSE, 'pki request --host ' + $this.config('ca_server') + ' --port ' + $this.config('ca_port') + ' --ticket ' + $this.getProperty('icinga_ticket') + ' --key ' + $icingaPkiDir + $agentName + '.key --cert ' + $icingaPkiDir + $agentName + '.crt --trustedcert ' + $icingaPkiDir + 'trusted-master.crt --ca ' + $icingaPkiDir + 'ca.crt');
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if ($result.Get_Item('exitcode') -ne 0) {
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if ($this.getProperty('agent_name_change')) {
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$this.exception('You have changed the naming of the Agent (upper / lower case) and therefor your certificates are no longer valid. Certificate generation failed because of a possible wrong ticket. Please ensure to set the "hostname" within the Icinga 2 configuration correctly and re-run this script.');
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}
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throw $result.Get_Item('message');
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}
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$this.info($result.Get_Item('message'));
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# Rename the certificates to apply possible upper / lower case naming chanes
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# which is not done by Windows by default
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Move-Item (Join-Path -Path $icingaPkiDir -ChildPath ($agentName + '.key')) (Join-Path -Path $icingaPkiDir -ChildPath ($agentName + '.key'))
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Move-Item (Join-Path -Path $icingaPkiDir -ChildPath ($agentName + '.crt')) (Join-Path -Path $icingaPkiDir -ChildPath ($agentName + '.crt'))
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$this.setProperty('require_restart', 'true');
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} else {
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$this.info('Skipping certificate generation. One or more of the following arguments is not set: -AgentName <name> -CAServer <server> -Ticket <ticket>');
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@ -1476,14 +1619,38 @@ object ApiListener "api" {
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$installer | Add-Member -membertype ScriptMethod -name 'hasCertificates' -value {
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[string]$icingaPkiDir = Join-Path -Path $this.getProperty('config_dir') -ChildPath 'pki';
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[string]$agentName = $this.getProperty('local_hostname');
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[bool]$filesExist = $FALSE;
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# First check if the files in generell exist
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if (
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((Test-Path ((Join-Path -Path $icingaPkiDir -ChildPath $agentName) + '.key'))) `
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-And (Test-Path ((Join-Path -Path $icingaPkiDir -ChildPath $agentName) + '.crt')) `
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-And (Test-Path (Join-Path -Path $icingaPkiDir -ChildPath 'ca.crt'))
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) {
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return $TRUE;
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$filesExist = $TRUE;
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}
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return $FALSE;
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# In case they do, check if the characters (upper / lowercase) are matching as well
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if ($filesExist -eq $TRUE) {
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[string]$hostCRT = $agentName + '.crt';
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[string]$hostKEY = $agentName + '.key';
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# Get all files inside your PKIU directory
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$certificates = Get-ChildItem -Path $icingaPkiDir;
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# Now loop each file and match their name with our hostname
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foreach ($cert in $certificates) {
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if($cert.Name.toLower() -eq $hostCRT.toLower() -Or $cert.Name.toLower() -eq $hostKEY.toLower()) {
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$file = $cert.Name.Replace('.key', '').Replace('.crt', '');
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if (-Not ($file -clike $agentName)) {
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$this.warn([string]::Format('Certificate file {0} is not matching the hostname {1}. Certificate generation is required.', $cert.Name, $agentName));
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$this.setProperty('agent_name_change', $true);
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return $FALSE;
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}
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}
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}
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}
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return $filesExist;
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}
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#
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@ -1604,6 +1771,8 @@ object ApiListener "api" {
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$this.backupDefaultConfig();
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$this.writeConfig($this.getProperty('new_icinga_config'));
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$this.flushIcingaApiDirectory();
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# Check if the config is valid and rollback otherwise
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if (-Not $this.isIcingaConfigValid()) {
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$this.error('Icinga 2 config validation failed. Rolling back to previous version.');
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@ -1720,6 +1889,62 @@ object ApiListener "api" {
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if ($this.doLookupIPAddressesForHostname("")) {
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return;
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}
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$this.exception('Failed to lookup any IP-Address for this host');
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}
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#
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# This function will try to locate the IPv4 address used
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# for communicating with the network
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#
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$installer | Add-Member -membertype ScriptMethod -name 'lookupPrimaryIPv4Address' -value {
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# First execute nslookup for your FQDN and hostname to check if this
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# host is registered and receive it's IP address
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[System.Collections.Hashtable]$fqdnLookup = $this.startProcess('nslookup.exe', $TRUE, $this.getProperty('fqdn'));
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[System.Collections.Hashtable]$hostnameLookup = $this.startProcess('nslookup.exe', $TRUE, $this.getProperty('hostname'));
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# Now get the message of our result we should work with (nslookup output)
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[string]$fqdnLookup = $fqdnLookup.Get_Item('message');
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[string]$hostnameLookup = $hostnameLookup.Get_Item('message');
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# Get our basic IP first
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[string]$usedIP = $this.getProperty('ipaddress');
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# First try to lookup the basic address. If it is not contained, look further
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if ($this.isIPv4AddressInsideLookup($fqdnLookup, $hostnameLookup, $usedIP) -eq $FALSE) {
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[int]$ipCount = $this.getProperty('ipv4_count');
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[bool]$found = $FALSE;
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# Loop through all found IPv4 IP's and try to locate the correct one
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for ($index = 0; $index -lt $ipCount; $index++) {
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$usedIP = $this.getProperty('ipaddress[' + $index + ']');
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if ($this.isIPv4AddressInsideLookup($fqdnLookup, $hostnameLookup, $usedIP)) {
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# Swap IP values once we found a match and exit this loop
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$this.setProperty('ipaddress[' + $index + ']', $this.getProperty('ipaddress'));
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$this.setProperty('ipaddress', $usedIP);
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$found = $TRUE;
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break;
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}
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}
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if ($found -eq $FALSE) {
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$this.warn([string]::Format('Failed to lookup primary IP for this host. Unable to match nslookup against any IPv4 addresses on this system. Using {0} as default now. Access it with &ipaddress& for all JSON requests.', $this.getProperty('ipaddress')));
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return;
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}
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}
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$this.info([string]::Format('Setting IP {0} as primary IP for this host for all requests. Access it with &ipaddress& for all JSON requests.', $usedIP));
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}
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#
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# Check if inside our lookup the IP-Address is found
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#
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$installer | Add-Member -membertype ScriptMethod -name 'isIPv4AddressInsideLookup' -value {
|
||||
param([string]$fqdnLookup, [string]$hostnameLookup, [string]$ipv4Address);
|
||||
|
||||
if ($fqdnLookup.Contains($ipv4Address) -Or $hostnameLookup.Contains($ipv4Address)) {
|
||||
return $TRUE;
|
||||
}
|
||||
|
||||
return $FALSE;
|
||||
}
|
||||
|
||||
#
|
||||
@ -1735,7 +1960,7 @@ object ApiListener "api" {
|
||||
return $TRUE;
|
||||
} catch {
|
||||
# Write an error in case something went wrong
|
||||
$this.error('Failed to lookup IP-Address with DNS-Lookup for ' + $hostname + ': ' + $_.Exception.Message);
|
||||
$this.warn('Failed to lookup IP-Address with DNS-Lookup for ' + $hostname + ': ' + $_.Exception.Message);
|
||||
}
|
||||
return $FALSE;
|
||||
}
|
||||
@ -1769,6 +1994,8 @@ object ApiListener "api" {
|
||||
$ipV6Index += 1;
|
||||
}
|
||||
}
|
||||
$this.setProperty('ipv4_count', $ipV4Index);
|
||||
$this.setProperty('ipv6_count', $ipV6Index);
|
||||
}
|
||||
|
||||
#
|
||||
@ -2106,7 +2333,7 @@ object ApiListener "api" {
|
||||
[string]$key = $this.getProperty('director_host_token');
|
||||
|
||||
# In case we are not having the Host-Api-Key already, use the value from the argument
|
||||
if($globalConfig -eq $TRUE) {
|
||||
if ($globalConfig -eq $TRUE) {
|
||||
$key = $this.config('director_auth_token');
|
||||
}
|
||||
|
||||
@ -2122,7 +2349,6 @@ object ApiListener "api" {
|
||||
if ($this.isHTTPResponseCode($argumentString) -eq $FALSE) {
|
||||
# First split the entire result based in new-lines into an array
|
||||
[array]$arguments = $argumentString.Split("`n");
|
||||
$config = @{};
|
||||
|
||||
# Now loop all elements and construct a dictionary for all values
|
||||
foreach ($item in $arguments) {
|
||||
@ -2197,6 +2423,22 @@ object ApiListener "api" {
|
||||
}
|
||||
}
|
||||
|
||||
#
|
||||
# Check if NSClient is installed on the system
|
||||
#
|
||||
$installer | Add-Member -membertype ScriptMethod -name 'isNSClientInstalled' -value {
|
||||
$nsclient = Get-WmiObject -Class Win32_Product |
|
||||
Where-Object {
|
||||
$_.Name -match 'NSClient*';
|
||||
}
|
||||
|
||||
if ($nsclient -eq $null) {
|
||||
return $FALSE;
|
||||
}
|
||||
|
||||
return $TRUE;
|
||||
}
|
||||
|
||||
#
|
||||
# Shall we install the NSClient as well on the system?
|
||||
# All possible actions are handeled here
|
||||
@ -2206,23 +2448,31 @@ object ApiListener "api" {
|
||||
if ($this.config('install_nsclient')) {
|
||||
|
||||
[string]$installerPath = $this.getNSClientInstallerPath();
|
||||
$this.info('Trying to install NSClient++ from ' + $installerPath);
|
||||
$this.info('Trying to install and configure NSClient++ from ' + $installerPath);
|
||||
|
||||
# First check if the package does exist
|
||||
if (Test-Path ($installerPath)) {
|
||||
|
||||
# Get all required arguments for installing the NSClient unattended
|
||||
[string]$NSClientArguments = $this.getNSClientInstallerArguments();
|
||||
if ($this.isNSClientInstalled() -eq $FALSE) {
|
||||
# Get all required arguments for installing the NSClient unattended
|
||||
[string]$NSClientArguments = $this.getNSClientInstallerArguments();
|
||||
|
||||
# Start the installer process
|
||||
$result = $this.startProcess('MsiExec.exe', $TRUE, '/quiet /i "' + $installerPath + '" ' + $NSClientArguments);
|
||||
# Start the installer process
|
||||
$result = $this.startProcess('MsiExec.exe', $TRUE, '/quiet /i "' + $installerPath + '" ' + $NSClientArguments);
|
||||
|
||||
# Exit Code 0 means the NSClient was installed successfully
|
||||
# Otherwise we require to throw an error
|
||||
if ($result.Get_Item('exitcode') -ne 0) {
|
||||
$this.exception('Failed to install NSClient++. ' + $result.Get_Item('message'));
|
||||
# Exit Code 0 means the NSClient was installed successfully
|
||||
# Otherwise we require to throw an error
|
||||
if ($result.Get_Item('exitcode') -ne 0) {
|
||||
$this.exception('Failed to install NSClient++. ' + $result.Get_Item('message'));
|
||||
} else {
|
||||
$this.info('NSClient++ successfully installed.');
|
||||
|
||||
# To tell Icinga 2 we installed the NSClient and to make
|
||||
# the NSCPPath variable available, we require to restart Icinga 2
|
||||
$this.setProperty('require_restart', 'true');
|
||||
}
|
||||
} else {
|
||||
$this.info('NSClient++ successfully installed.');
|
||||
$this.info('NSClient++ is already installed on the system.');
|
||||
}
|
||||
|
||||
# If defined remove the Firewall Rule to secure the system
|
||||
@ -2232,9 +2482,6 @@ object ApiListener "api" {
|
||||
$this.removeNSClientService();
|
||||
# Add the default NSClient config if we want to do more
|
||||
$this.addNSClientDefaultConfig();
|
||||
# To tell Icinga 2 we installed the NSClient and to make
|
||||
# the NSCPPath variable available, we require to restart Icinga 2
|
||||
$this.setProperty('require_restart', 'true');
|
||||
} else {
|
||||
$this.error('Failed to locate NSClient++ Installer at ' + $installerPath);
|
||||
}
|
||||
@ -2402,6 +2649,8 @@ object ApiListener "api" {
|
||||
$this.fetchHostnameOrFQDN();
|
||||
# Get IP-Address of host
|
||||
$this.fetchHostIPAddress();
|
||||
# Try to locate the primary IP Address
|
||||
$this.lookupPrimaryIPv4Address();
|
||||
# Transform the hostname if required
|
||||
$this.doTransformHostname();
|
||||
# Try to create a host object inside the Icinga Director
|
||||
@ -2441,10 +2690,6 @@ object ApiListener "api" {
|
||||
$this.info('Icinga 2 certificates already exist. Nothing to do.');
|
||||
}
|
||||
|
||||
if ($this.shouldFlushIcingaApiDirectory()) {
|
||||
$this.flushIcingaApiDirectory();
|
||||
}
|
||||
|
||||
$this.generateIcingaConfiguration();
|
||||
$this.applyPossibleConfigChanges();
|
||||
$this.switchIcingaDebugLog();
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user