28.7. Editing a Composer Blueprint

These are the steps for editing a blueprint.

Important

Composer is available as a Technology Preview. See the Technology Preview Features Support Scope for more details.
Customers deploying Composer are encouraged to provide feedback to Red Hat.

Prerequisites

  • You have opened the Composer Cockpit interface in a browser.
  • A blueprint exists.

Procedure

  1. Locate the blueprint that you want to edit by entering its name or a part of it into the search box at top left, and press Enter.
    The search is added to the list of filters under the text entry field, and the list of blueprints below is reduced to these that match the search.
    If the list of blueprints is too long, add further search terms in the same way.
  2. On the left side of the blueprint, press the Edit Blueprint button that belongs to the blueprint.
    The view changes to the blueprint editing screen.
  3. Remove unwanted components by clicking their ⫶ button at the far right of its entry in the right pane, and select Remove in the menu.
  4. Change version of existing components:
    1. On the left, enter component name or a part of it into the field under the heading Blueprint Components and press Enter.
      The search is added to the list of filters under the text entry field, and the list of components below is reduced to these that match the search.
      If the list of components is too long, add further search terms in the same way.
    2. Click the ⫶ button at the far right of the component entry, and select Edit in the menu.
      A component details screen opens in the right pane.
    3. Select the required version in the Version Release drop-down menu and click Apply Change in top left.
      The change is saved and the right pane returns to listing the blueprint components.
  5. Add new components:
    1. On the left, enter component name or a part of it into the field under the heading Available Components and press Enter.
      The search is added to the list of filters under the text entry field, and the list of components below is reduced to these that match the search.
      If the list of components is too long, add further search terms in the same way.
    2. The list of components is paged. To move to other result pages, use the arrows and entry field above the component list.
    3. Click on name of the component you intend to use to display its details. The right pane fills with details of the components, such as its version and dependencies.
    4. Select the version you want to use in the Component Options box, with the Version Release drop-down menu.
    5. Click Add in the top left.
    6. If you added a component by mistake, remove it by clicking the ⫶ button at the far right of its entry in the right pane, and select Remove in the menu.

    Note

    If you do not intend to select version for some components, you can skip the component details screen and version selection by clicking the + buttons on the right side of the component list.
  6. Commit a new version of the blueprint with your changes:
    1. Click the Commit button in top left.
      A pop-up window with a summary of your changes appears.
    2. Review your changes and confirm them by clicking Commit.
      A small pop-up on the right informs you of the saving progress and then result. A new version of the blueprint is created.
  7. In the top left, click Back to Blueprints to exit the editing screen.
    The Composer view opens, listing existing blueprints.