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Users can define their own job templates for use with workflows.

• Job templates can be applied to allow existing jobs to be re-use existing jobs used in a number of workflows.
• Job templates can be used to update any workflows that which include jobs that have been derived from a given job template.

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adding_job_templates adding_job_templates

Adding Job Templates

The following example Job Templates are available:

• Example for download (upload .json): pdtTemplateShellJob_001.jobtemplate.json
• Example for download (upload .json): pdtTemplateShellJob_002.jobtemplate.json

Job Templates are available in from the Configuration->Inventory view. They are offered from to be found in object folders with of the same name that which are available in any user folder:

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When clicking the name of the Job Template then the following a window is displayed to add properties to the Job Template:.

Adding Job Properties to Job Templates

Properties to a Job Template correspond to the properties of a job in a workflow, see the JS7 - Job Instruction
 article.

Explanation:

• The above example is used to create a Shell Job. Any All of the properties available for Shell Jobs can be added, see JS7 - Job Instruction.
• The Update Jobs button allows to update any jobs referencing the Job Template from the released version of the template.
• This window offers the same sub-views for Script, Argument, Environment Variables and Notification as for any job.
• Job Templates are not deployed to a Controller or Agent. Instead, they are released to allow use with workflows.

Adding Arguments to Job Templates

Arguments can be added to a Job Template by clicking the Arguments tab:

• Arguments can be used for Shell Jobs and for JITL JVM Jobs.
  • For Shell Jobs the Job Template's arguments are added to the Node Arguments.
  • For JITL JVM Jobs arguments are added to the Job Arguments.
    
    

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Explanation:

• Any number of arguments can be added.
• Each argument is specified by its Name, Data Type and optionally its Value.
  • Note that argument names are case-sensitive.
  • The data type can be one of String, Number or Boolean.
  • Values have to correspond to their data type, for example a value true or false matches the Boolean data type.
  • Empty values are allowed, in accordance with the Required checkbox.
• Arguments can be specified to be Required. When creating a job from a Job Template the user then has to specify a value for a required argument.

Adding Environment Variables to Job Templates

Environment Variables can be added to a Job Template by clicking the Arguments tab:

• Environment Variables can be used for Shell Jobs only.
  • The Job Template's Environment Variables are added to the job's environment variables.
  • Environment Variables can reference Arguments should these be available from the Arguments tab.
    
    

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Updating Job Templates

The following example workflows use two jobs which reference two distinct Job Templates:

• Example for download (upload .json): pdtShellJob_001.workflow.json
• Example for download (upload .json): pdtShellJob_002.workflow.json

Job Templates can be selected from the tree panel in the Configuration->Inventory view.

• Users can modify any attributes of a Job Template.
• After the Job Template is released, related jobs can be updated from the Job Template.

Scoping of Jobs to be updated from Job Templates 

When modifying properties of a Job Template users have the option to propagate changes to jobs that have been derived from the given Job Template. This operation is available:

• from the Job Template that offers the Update Jobs button.
  • The operation is used to update any workflows that include jobs derived from the current Job Template and to select specific workflows for updateupdating.
    
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• from any user folder including the top level folder that offer the which offers the Update Jobs from Templates action menu in the tree panel to Update Jobs from Templates.
  • The operation updates any all jobs included with any workflows located in folders recursively from any referenced Job Templates.
    
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• from the Workflow's action menu in the tree panel that offers to Update Jobs from Templates.
  • The operation updates any jobs in the workflow from any referenced Job Templates.
    
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• from the Job that offers an action menu in the JS7 - Workflow Editor. to Update from Job Template.
  • The operation updates the current job in the workflow. Should the same job occur a number of times in the workflow then all occurrences will reflect the update.
    
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When clicking the Update Jobs button from a Job Template and when using one of the related action menu items at folder level then a popup window with a list of jobs workflows is displayed that make which include jobs making use of the current Job TemplateTemplates.

• The listpopup window:
  • allows filtering for draft and deployed workflows.
  • allows specifying whether job properties related to JS7 - Notifications and JS7 - Admission Times for Jobs should be updated.
  • displays a blue bullet for deployed workflows and an orange bullet for draft workflows that include affected jobs.
  • displays the status:
    • synchronized for workflows that which hold jobs that are in sync with the Job Template, i.e. use the same properties and values.
    • not synchronized for workflows that which include jobs that are not in sync with the Job Template.
• Users can select individual workflows or all workflows recursively to be updated.
  • The update step includes to add adding or to modify modifying a workflowjob's job properties from the Job Template.
  • Consider Note that updating workflows from a Job Template will create a draft of the given workflow and requires later deployment of the workflow.
    
    

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Report of updated Jobs

Performing the update jobs operation in a number of workflows will results in a report that is available from a popup window.

• The report displays the workflows and jobs that have been updated.
• The jobs per workflow that have been changed or skipped.
• The Image Added tooltip icon provides additional information why a job was not updated. For example, if the job was not derived from the Job Template for which the update operation has been performed.
  
  

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Job Properties subject to Update from Job Templates

When updating jobs in workflows from a changed Job Template then:

• the following properties will not be updated:
  • Job Properties
    • Job Name
    • Label
    • Agent
  • Job Options
    
    • Skip Job if no admission for Order's date
• the following properties will be updated:
  • Job Properties
    • Job Template: Reference to the Job Template that which includes the name and hash of the Job Template in usebeing used
    • Title
    • Documentation: Reference to the JS7 - User Documentation
    • Job Resources: References to JS7 - Job Resources
    • Return Codes: On Success, On Failure
    • Return Codes: On Warning
    • Job Class: Shell job Job or JITL jobJVM Job
    • Script/Class Name: Content of a Shell job script of or Java class of a JVM job.
  • Job Options
    • Parallelism
    • Timeout
    • Grace Timeout
    • Warn on shorter execution period
    • Warn on longer execution period
    • Criticality
    • Fail on output to stderr / Warn on output to stderr
    • Admission Times: users can choose to overwrite existing properties when updating the job.
  • Notification
    • Mail related properties for job notifications: users can choose to overwrite existing properties when updating the job.
  • Parameterization
    • Arguments:
      • For Shell Jobs arguments are added to the job's Node Arguments
      • For JITL Jobs arguments are added to the job's Arguments
    • Environment Variables 
    • • The update of Arguments
      and Environment Variables
      • is performed in a way that
        • in case they are added to the Job Template then they will be added to the job,
        • in case they are removed from the Job Template then they will be removed from the job,
        • in case of changes to arguments in the Job Template the changes will not be applied when updating jobs.
    • Environment Variables
      • Names and values of Environment Variables are updated from the Job Template;
        • this includes to add Environment Variables that have been added to the Job Template,
        • this includes to remove Environment Variables that have been removed from the Job Template.

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removing_job_templates removing_job_templates

Removing Job Templates

Job Templates can be removed using the Remove action menu item that is available from in the tree panel:

• for individual Job Templates,
• for Job Templates at any folder level.

If a Job Template is removed then the jobs holding a reference to the Job Template will continue to work.

• Users can drop the reference to the Job Template at any later point in time.
• Dropping a reference does not modify the job's properties.
• Optionally the job can be updated later on from an existing Job Template using the Wizard button.

Searching Job Templates

The Search button in the JOC Cockpit's Configuration->Inventory view allows searching for Job Templates:

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Clicking the Search button brings forward the following popup window:

• The Search input field offers to search by names and titles of Job Templates.
  • The * placeholder can be used for any number of characters.
  • The ? placeholder can be used for a single character.
  • Search is case-insensitive.
• The Return input field offers Job Templates from the list of scheduling object types.
• Users can click one of the resulting Job Templates displayed to navigate to the respective Job Template.
  
  

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Resources

• JS7 - Using User Defined Job Templates

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