Merge pull request #438 from Icinga:feature/add_restapi_feature_to_imc

Feature: Adds Rest-Api check forwarder to IMC wizard

Adds the support for enabling the Rest\-Api including the Api\-Check by running the IMC installation.

doc/100-General/10-Changelog.md

@@ -32,6 +32,7 @@ Released closed milestones can be found on [GitHub](https://github.com/Icinga/ic
 * [#388](https://github.com/Icinga/icinga-powershell-framework/issues/388) Improves performance for testing if `Add-Type` functions have been added, by adding an internal test for newly introduced environment variables within a PowerShell session
 * [#417](https://github.com/Icinga/icinga-powershell-framework/issues/417) Adds support to allow the force creation of Icinga Agent certificates, even when they are already present on the system over Icinga Management Console installation
 * [#427](https://github.com/Icinga/icinga-powershell-framework/issues/427) Moves Icinga for Windows EventLog from `Application` to a custom log `Icinga for Windows`, allowing better separation
+* [#438](https://github.com/Icinga/icinga-powershell-framework/pull/438) Adds support for enabling the REST-Api background daemon and the Api-Check feature during the IMC installation wizard on advanced settings, which will be enabled by default
 
 ## 1.7.1 (2021-11-11)
 

lib/core/installer/Start-IcingaForWindowsInstallation.psm1

@@ -56,6 +56,9 @@ function Start-IcingaForWindowsInstallation()
     # JEA Profile
     $InstallJEAProfile     = Get-IcingaForWindowsInstallerStepSelection -InstallerStep 'Show-IcingaForWindowsInstallerMenuSelectInstallJEAProfile';
 
+    # Api Checks
+    $InstallApiChecks      = Get-IcingaForWindowsInstallerStepSelection -InstallerStep 'Show-IcingaForWindowsInstallerMenuSelectInstallApiChecks';
+
     $Hostname              = '';
     $GlobalZones           = @();
     $IcingaParentAddresses = @();
@@ -255,7 +258,25 @@ function Start-IcingaForWindowsInstallation()
         };
         '2' {
             # Do not install JEA profile
+        };
     }
+
+    switch ($InstallApiChecks) {
+        '0' {
+            Disable-IcingaFrameworkApiChecks;
+            break;
+        };
+        '1' {
+            Register-IcingaBackgroundDaemon -Command 'Start-IcingaWindowsRESTApi';
+            Add-IcingaRESTApiCommand -Command 'Invoke-IcingaCheck*' -Endpoint 'apichecks';
+            Enable-IcingaFrameworkApiChecks;
+            if ($InstallService) {
+                Restart-IcingaWindowsService;
+            } else {
+                Write-IcingaConsoleWarning -Message 'You have selected to install the Api-Check feature and all required configurations were made. The Icinga for Windows service is however not marked for installation, which will cause this feature to not work.';
+            }
+            break;
+        };
     }
 
     # Update configuration and clear swap

lib/core/installer/menu/installation/AdvancedEntries.psm1

@@ -25,6 +25,7 @@ function Add-IcingaForWindowsInstallationAdvancedEntries()
     Show-IcingaForWindowsInstallationMenuStableRepository -Automated -Advanced;
     Show-IcingaForWindowsInstallerMenuSelectInstallJEAProfile -Automated -Advanced;
     Show-IcingaForWindowsInstallationMenuEnterIcingaCAServer -Automated -Advanced;
+    Show-IcingaForWindowsInstallerMenuSelectInstallApiChecks -Automated -Advanced;
 
     Enable-IcingaFrameworkConsoleOutput;
 

lib/core/installer/menu/installation/framework/InstallApiChecks.psm1

@@ -0,0 +1,32 @@
+function Show-IcingaForWindowsInstallerMenuSelectInstallApiChecks()
+{
+    param (
+        [array]$Value          = @(),
+        [string]$DefaultInput  = '1',
+        [switch]$JumpToSummary = $FALSE,
+        [switch]$Automated     = $FALSE,
+        [switch]$Advanced      = $FALSE
+    );
+
+    Show-IcingaForWindowsInstallerMenu `
+        -Header 'Please select if you want to enable the Api-Checks feature' `
+        -Entries @(
+            @{
+                'Caption' = 'Do not install Api-Checks feature';
+                'Command' = 'Show-IcingaForWindowsInstallerConfigurationSummary';
+                'Help'    = 'Does neither register the REST-Api background daemon nor enables the Api-Check feature';
+            },
+            @{
+                'Caption' = 'Install Api-Checks feature';
+                'Command' = 'Show-IcingaForWindowsInstallerConfigurationSummary';
+                'Help'    = 'Enables the Icinga for Windows REST-Api background daemon and enables the Api-Check feature, which results in every check executed by "Exit-IcingaExecutePlugin" to be forwarded to the internal API. This will provide a huge performance boost for plugin execution. Also enables all checks for the namespace "Invoke-IcingaCheck*" to be executed over the Api. The REST-Api is only configured to run on localhost. Requires the Icinga for Windows service to be installed.';
+            }
+        ) `
+        -DefaultIndex $DefaultInput `
+        -JumpToSummary:$FALSE `
+        -ConfigElement `
+        -Automated:$Automated `
+        -Advanced:$Advanced;
+}
+
+Set-Alias -Name 'IfW-InstallApiChecks' -Value 'Show-IcingaForWindowsInstallerMenuSelectInstallApiChecks';