Code-Snippets

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Bei den nachfolgenden Essential Code Snippets handelt es sich um vorgefertige Code-Einheiten, die Sie für die angegebenen, konkrete Anwendungsfälle im Skript-Editor verwenden können.

author	version	line-number	content
		1	{{aagon.floatingbox/}}
		2
		3	(% class="wikigeneratedid" %)
		4	Bei den nachfolgenden Essential Code Snippets handelt es sich um vorgefertige Code-Einheiten, die Sie für die angegebenen, konkrete Anwendungsfälle im Skript-Editor verwenden können.
		5
		6	= Verwendete globale Variablen =
		7
		8	{{code language="PowerShell" layout="LINENUMBERS"}}
		9	$global:targetVR = "" # Target Virtual Router
		10	$global:targetRK = "" # Target Routkingkey
		11	$global:interval = 0 # Time in seconds between Messages
		12
		13	$global:backgroundJob = $null # Instance for the background job
		14	{{/code}}
		15
		16	= Start Background Job =
		17
		18
		19	{{code language="PowerShell" layout="LINENUMBERS"}}
		20	#
		21	# @brief: This functions defines the actual background job.
		22	#
		23	function global:StartJob {
		24
		25	Write-LogMessage -Message "Starting Background Job"
		26	$global:backgroundJob = Start-CustomBackgroundJob -Arguments $global:targetVR,$global:targetRK,$global:interval -ScriptBlock {
		27
		28	$vr = $args[0]
		29	$rk = $args[1]
		30	$interval = $args[2]
		31
		32	while ($true)
		33	{
		34	Start-Sleep $interval
		35	Write-LogMessage -Message "Sending Background job Message"
		36	WriteBusinessLog-Message -Code 0 -Message "Sending Background job Message" -LogType Info
		37	Publish-Message -VirtualRouter $vr -RoutingKey $rk -Message "Hello World from Background Job" -Tags "ICQL"
		38	}
		39	}
		40	}
		41	{{/code}}
		42
		43	= Stop Background Job =
		44
		45	{{code language="PowerShell" layout="LINENUMBERS"}}
		46	#
		47	# @brief: This functions is used to stop the background job.
		48	#
		49	function global:StopJob {
		50
		51	if ($null -ne $global:backgroundJob)
		52	{
		53	Stop-CustomBackgroundJob -Job $global:backgroundJob
		54	$global:backgroundJob = $null;
		55	}
		56	}
		57	{{/code}}
		58
		59	= Restart Background Job =
		60
		61	{{code language="PowerShell" layout="LINENUMBERS"}}
		62	#
		63	# @brief: This functions restarts the background job.
		64	#
		65	function global:RestartJobIfRunning {
		66
		67	if ($null -ne $global:backgroundJob)
		68	{
		69	Stop-CustomBackgroundJob -Job $global:backgroundJob
		70	global:StartJob
		71	}
		72	}
		73	{{/code}}
		74
		75	= OnStartUp =
		76
		77	{{code language="PowerShell" layout="LINENUMBERS"}}
		78	#
		79	# @mandatory: Yes
		80	# @brief: This event gets fired on StartUp.
		81	#
		82	Register-EngineEvent -SourceIdentifier 'MicroService.OnStart' -Action {
		83
		84	Write-LogMessage -Message "Starting.. HelloWorld"
		85	Write-LogMessage -Message "# $global:targetVR ## $global:targetRK ## $global:interval #"
		86
		87	WriteBusinessLog-Message -Code 0 -Message "Starting.. HelloWorld" -LogType Info
		88
		89	global:StartJob
		90	}
		91	{{/code}}
		92
		93	= OnShutDown =
		94
		95	{{code language="PowerShell" layout="LINENUMBERS"}}
		96	#
		97	# @mandatory: Yes
		98	# @brief: This event gets fired on Shut down
		99	#
		100	Register-EngineEvent -SourceIdentifier 'MicroService.OnStop' -Action {
		101
		102	Write-LogMessage -Message "Stopping.. HelloWorld"
		103
		104	WriteBusinessLog-Message -Code 0 -Message "Stopping.. HelloWorld" -LogType Info
		105
		106	global:StopJob
		107	}
		108	{{/code}}
		109
		110	= OnMessage =
		111
		112	{{code language="PowerShell" layout="LINENUMBERS"}}
		113	#
		114	# @mandatory: No
		115	# @brief: This event is optional and gets fired when the script needs to be able to listen for messages.
		116	#
		117	Register-EngineEvent -SourceIdentifier 'MicroService.OnMessage' -Action {
		118
		119	[string]$messageBodyString = [System.Text.Encoding]::UTF8.GetString($args[0].Body)
		120
		121	Write-LogMessage -Message "Received Message: $messageBodyString"
		122
		123	WriteBusinessLog-Message -Code 0 -Message "Received Message: $messageBodyString" -LogType Info
		124	}
		125	{{/code}}
		126
		127	= OnConfigChanged =
		128
		129	{{code language="PowerShell" layout="LINENUMBERS"}}
		130	#
		131	# @mandatory: No
		132	# @brief: This event is used when the script needs parameter defined in a config.
		133	#
		134	Register-EngineEvent -SourceIdentifier 'MicroService.OnConfigChanged' -Action {
		135
		136	$config = $args[0]
		137
		138	Write-LogMessage -Message "Received config: $config"
		139
		140	$global:targetVR = (Select-Xml -Content $config -XPath "/HelloWorldConfig/TargetVR").Node.InnerText
		141	$global:targetRK = (Select-Xml -Content $config -XPath "/HelloWorldConfig/TargetRK").Node.InnerText
		142	$global:interval = [int](Select-Xml -Content $config -XPath "/HelloWorldConfig/Interval").Node.InnerText
		143
		144	Write-LogMessage -Message "Parsed values: # $global:targetVR ## $global:targetRK ## $global:interval #"
		145
		146	global:RestartJobIfRunning
		147	}
		148	{{/code}}

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