feat(core/deploy): Support scaleDown as part of a rolling red/black…

… deployment (#6265)
spinnaker · Dec 23, 2018 · 425ca35 · 425ca35
1 parent f330386
commit 425ca35
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Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/...ripts/modules/core/src/deploymentStrategy/strategies/rollingredblack/AdditionalFields.tsx b/...ripts/modules/core/src/deploymentStrategy/strategies/rollingredblack/AdditionalFields.tsx
@@ -12,6 +12,7 @@ export interface IRollingRedBlackCommand extends IServerGroupCommand {
   pipelineBeforeCleanup: {
     application: string;
   };
+  scaleDown: boolean;
   targetPercentages: number[] | string;
 }
 
@@ -30,6 +31,11 @@ export class AdditionalFields extends React.Component<IRollingRedBlackStrategyAd
     this.forceUpdate();
   };
 
+  private scaleDownChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    this.props.command.scaleDown = e.target.checked;
+    this.forceUpdate();
+  };
+
   public render() {
     const { NumberList } = NgReact;
     const { command } = this.props;
@@ -41,6 +47,13 @@ export class AdditionalFields extends React.Component<IRollingRedBlackStrategyAd
             Rollback to previous server group if deployment fails <HelpField id="strategy.rollingRedBlack.rollback" />
           </label>
         </div>
+        <div className="col-md-12 checkbox">
+          <label>
+            <input type="checkbox" checked={command.scaleDown} onChange={this.scaleDownChange} />
+            Scale down replaced server groups to zero instances <HelpField id="strategy.redblack.scaleDown" />
+          </label>
+        </div>
+
         <div className="col-md-6" style={{ marginTop: '5px' }}>
           <h4>
             Percentages

diff --git a/...odules/core/src/deploymentStrategy/strategies/rollingredblack/rollingredblack.strategy.ts b/...odules/core/src/deploymentStrategy/strategies/rollingredblack/rollingredblack.strategy.ts
@@ -7,7 +7,7 @@ DeploymentStrategyRegistry.registerStrategy({
   description: `Creates a new version of this server group, then incrementally resizes the new server group while disabling the same percentage in the previous server group.`,
   key: 'rollingredblack',
   providerRestricted: true,
-  additionalFields: ['targetPercentages'],
+  additionalFields: ['targetPercentages', 'scaleDown'],
   AdditionalFieldsComponent: AdditionalFields,
   initializationMethod: command => {
     if (!command.targetPercentages) {