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https://github.com/Azure/k8s-deploy.git
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Vidya reddy/prettier code (#203)
This commit is contained in:
Vidya
@@ -1,229 +1,229 @@
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import { Kubectl } from "../../types/kubectl";
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import * as fileHelper from "../../utilities/fileUtils";
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import {Kubectl} from '../../types/kubectl'
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import * as fileHelper from '../../utilities/fileUtils'
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import {
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addBlueGreenLabelsAndAnnotations,
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BLUE_GREEN_VERSION_LABEL,
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BlueGreenManifests,
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createWorkloadsWithLabel,
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deleteWorkloadsAndServicesWithLabel,
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fetchResource,
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getManifestObjects,
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getNewBlueGreenObject,
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GREEN_LABEL_VALUE,
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NONE_LABEL_VALUE,
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} from "./blueGreenHelper";
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import * as core from "@actions/core";
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addBlueGreenLabelsAndAnnotations,
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BLUE_GREEN_VERSION_LABEL,
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BlueGreenManifests,
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createWorkloadsWithLabel,
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deleteWorkloadsAndServicesWithLabel,
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fetchResource,
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getManifestObjects,
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getNewBlueGreenObject,
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GREEN_LABEL_VALUE,
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NONE_LABEL_VALUE
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} from './blueGreenHelper'
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import * as core from '@actions/core'
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const BACKEND = "BACKEND";
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const BACKEND = 'BACKEND'
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export async function deployBlueGreenIngress(
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kubectl: Kubectl,
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filePaths: string[]
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kubectl: Kubectl,
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filePaths: string[]
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) {
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// get all kubernetes objects defined in manifest files
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const manifestObjects: BlueGreenManifests = getManifestObjects(filePaths);
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// get all kubernetes objects defined in manifest files
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const manifestObjects: BlueGreenManifests = getManifestObjects(filePaths)
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// create deployments with green label value
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const result = createWorkloadsWithLabel(
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kubectl,
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manifestObjects.deploymentEntityList,
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GREEN_LABEL_VALUE
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);
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// create new services and other objects
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let newObjectsList = [];
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manifestObjects.serviceEntityList.forEach((inputObject) => {
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const newBlueGreenObject = getNewBlueGreenObject(
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inputObject,
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// create deployments with green label value
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const result = createWorkloadsWithLabel(
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kubectl,
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manifestObjects.deploymentEntityList,
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GREEN_LABEL_VALUE
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);
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newObjectsList.push(newBlueGreenObject);
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});
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newObjectsList = newObjectsList
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.concat(manifestObjects.otherObjects)
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.concat(manifestObjects.unroutedServiceEntityList);
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)
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const manifestFiles = fileHelper.writeObjectsToFile(newObjectsList);
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await kubectl.apply(manifestFiles);
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// create new services and other objects
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let newObjectsList = []
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manifestObjects.serviceEntityList.forEach((inputObject) => {
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const newBlueGreenObject = getNewBlueGreenObject(
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inputObject,
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GREEN_LABEL_VALUE
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)
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newObjectsList.push(newBlueGreenObject)
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})
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newObjectsList = newObjectsList
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.concat(manifestObjects.otherObjects)
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.concat(manifestObjects.unroutedServiceEntityList)
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return result;
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const manifestFiles = fileHelper.writeObjectsToFile(newObjectsList)
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await kubectl.apply(manifestFiles)
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return result
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}
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export async function promoteBlueGreenIngress(
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kubectl: Kubectl,
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manifestObjects
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kubectl: Kubectl,
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manifestObjects
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) {
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//checking if anything to promote
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if (
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!validateIngressesState(
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//checking if anything to promote
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if (
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!validateIngressesState(
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kubectl,
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manifestObjects.ingressEntityList,
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manifestObjects.serviceNameMap
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)
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) {
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throw 'Ingress not in promote state'
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}
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// create stable deployments with new configuration
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const result = createWorkloadsWithLabel(
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kubectl,
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manifestObjects.ingressEntityList,
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manifestObjects.serviceNameMap
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)
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) {
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throw "Ingress not in promote state";
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}
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// create stable deployments with new configuration
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const result = createWorkloadsWithLabel(
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kubectl,
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manifestObjects.deploymentEntityList,
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NONE_LABEL_VALUE
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);
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// create stable services with new configuration
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const newObjectsList = [];
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manifestObjects.serviceEntityList.forEach((inputObject) => {
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const newBlueGreenObject = getNewBlueGreenObject(
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inputObject,
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manifestObjects.deploymentEntityList,
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NONE_LABEL_VALUE
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);
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newObjectsList.push(newBlueGreenObject);
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});
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)
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const manifestFiles = fileHelper.writeObjectsToFile(newObjectsList);
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await kubectl.apply(manifestFiles);
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// create stable services with new configuration
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const newObjectsList = []
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manifestObjects.serviceEntityList.forEach((inputObject) => {
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const newBlueGreenObject = getNewBlueGreenObject(
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inputObject,
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NONE_LABEL_VALUE
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)
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newObjectsList.push(newBlueGreenObject)
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})
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return result;
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const manifestFiles = fileHelper.writeObjectsToFile(newObjectsList)
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await kubectl.apply(manifestFiles)
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return result
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}
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export async function rejectBlueGreenIngress(
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kubectl: Kubectl,
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filePaths: string[]
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kubectl: Kubectl,
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filePaths: string[]
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) {
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// get all kubernetes objects defined in manifest files
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const manifestObjects: BlueGreenManifests = getManifestObjects(filePaths);
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// get all kubernetes objects defined in manifest files
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const manifestObjects: BlueGreenManifests = getManifestObjects(filePaths)
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// route ingress to stables services
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await routeBlueGreenIngress(
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kubectl,
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null,
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manifestObjects.serviceNameMap,
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manifestObjects.ingressEntityList
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);
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// route ingress to stables services
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await routeBlueGreenIngress(
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kubectl,
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null,
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manifestObjects.serviceNameMap,
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manifestObjects.ingressEntityList
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)
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// delete green services and deployments
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await deleteWorkloadsAndServicesWithLabel(
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kubectl,
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GREEN_LABEL_VALUE,
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manifestObjects.deploymentEntityList,
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manifestObjects.serviceEntityList
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);
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// delete green services and deployments
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await deleteWorkloadsAndServicesWithLabel(
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kubectl,
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GREEN_LABEL_VALUE,
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manifestObjects.deploymentEntityList,
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manifestObjects.serviceEntityList
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)
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}
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export async function routeBlueGreenIngress(
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kubectl: Kubectl,
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nextLabel: string,
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serviceNameMap: Map<string, string>,
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ingressEntityList: any[]
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kubectl: Kubectl,
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nextLabel: string,
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serviceNameMap: Map<string, string>,
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ingressEntityList: any[]
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) {
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let newObjectsList = [];
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let newObjectsList = []
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if (!nextLabel) {
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newObjectsList = ingressEntityList.filter((ingress) =>
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isIngressRouted(ingress, serviceNameMap)
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);
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} else {
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ingressEntityList.forEach((inputObject) => {
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if (isIngressRouted(inputObject, serviceNameMap)) {
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const newBlueGreenIngressObject = getUpdatedBlueGreenIngress(
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inputObject,
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serviceNameMap,
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GREEN_LABEL_VALUE
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);
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newObjectsList.push(newBlueGreenIngressObject);
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} else {
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newObjectsList.push(inputObject);
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}
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});
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}
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if (!nextLabel) {
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newObjectsList = ingressEntityList.filter((ingress) =>
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isIngressRouted(ingress, serviceNameMap)
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)
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} else {
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ingressEntityList.forEach((inputObject) => {
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if (isIngressRouted(inputObject, serviceNameMap)) {
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const newBlueGreenIngressObject = getUpdatedBlueGreenIngress(
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inputObject,
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serviceNameMap,
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GREEN_LABEL_VALUE
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)
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newObjectsList.push(newBlueGreenIngressObject)
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} else {
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newObjectsList.push(inputObject)
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}
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})
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}
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core.debug("New objects: " + JSON.stringify(newObjectsList));
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const manifestFiles = fileHelper.writeObjectsToFile(newObjectsList);
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await kubectl.apply(manifestFiles);
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core.debug('New objects: ' + JSON.stringify(newObjectsList))
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const manifestFiles = fileHelper.writeObjectsToFile(newObjectsList)
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await kubectl.apply(manifestFiles)
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}
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export function validateIngressesState(
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kubectl: Kubectl,
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ingressEntityList: any[],
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serviceNameMap: Map<string, string>
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kubectl: Kubectl,
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ingressEntityList: any[],
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serviceNameMap: Map<string, string>
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): boolean {
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let areIngressesTargetingNewServices: boolean = true;
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ingressEntityList.forEach(async (inputObject) => {
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if (isIngressRouted(inputObject, serviceNameMap)) {
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//querying existing ingress
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const existingIngress = await fetchResource(
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kubectl,
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inputObject.kind,
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inputObject.metadata.name
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);
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let areIngressesTargetingNewServices: boolean = true
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ingressEntityList.forEach(async (inputObject) => {
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if (isIngressRouted(inputObject, serviceNameMap)) {
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//querying existing ingress
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const existingIngress = await fetchResource(
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kubectl,
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inputObject.kind,
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inputObject.metadata.name
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)
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if (!!existingIngress) {
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const currentLabel: string =
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existingIngress?.metadata?.labels[BLUE_GREEN_VERSION_LABEL];
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if (!!existingIngress) {
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const currentLabel: string =
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existingIngress?.metadata?.labels[BLUE_GREEN_VERSION_LABEL]
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// if not green label, then wrong configuration
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if (currentLabel != GREEN_LABEL_VALUE)
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areIngressesTargetingNewServices = false;
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} else {
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// no ingress at all, so nothing to promote
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areIngressesTargetingNewServices = false;
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// if not green label, then wrong configuration
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if (currentLabel != GREEN_LABEL_VALUE)
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areIngressesTargetingNewServices = false
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} else {
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// no ingress at all, so nothing to promote
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areIngressesTargetingNewServices = false
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}
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}
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}
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});
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})
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return areIngressesTargetingNewServices;
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return areIngressesTargetingNewServices
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}
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function isIngressRouted(
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ingressObject: any,
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serviceNameMap: Map<string, string>
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ingressObject: any,
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serviceNameMap: Map<string, string>
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): boolean {
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let isIngressRouted: boolean = false;
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// check if ingress targets a service in the given manifests
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JSON.parse(JSON.stringify(ingressObject), (key, value) => {
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if (key === "serviceName" && serviceNameMap.has(value)) {
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isIngressRouted = true;
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}
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let isIngressRouted: boolean = false
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// check if ingress targets a service in the given manifests
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JSON.parse(JSON.stringify(ingressObject), (key, value) => {
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if (key === 'serviceName' && serviceNameMap.has(value)) {
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isIngressRouted = true
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}
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return value;
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});
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return value
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})
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return isIngressRouted;
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return isIngressRouted
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}
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export function getUpdatedBlueGreenIngress(
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inputObject: any,
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serviceNameMap: Map<string, string>,
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type: string
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inputObject: any,
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serviceNameMap: Map<string, string>,
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type: string
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): object {
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if (!type) {
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return inputObject;
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}
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if (!type) {
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return inputObject
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}
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const newObject = JSON.parse(JSON.stringify(inputObject));
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// add green labels and values
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addBlueGreenLabelsAndAnnotations(newObject, type);
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const newObject = JSON.parse(JSON.stringify(inputObject))
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// add green labels and values
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addBlueGreenLabelsAndAnnotations(newObject, type)
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// update ingress labels
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return updateIngressBackend(newObject, serviceNameMap);
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// update ingress labels
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return updateIngressBackend(newObject, serviceNameMap)
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}
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export function updateIngressBackend(
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inputObject: any,
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serviceNameMap: Map<string, string>
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inputObject: any,
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serviceNameMap: Map<string, string>
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): any {
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inputObject = JSON.parse(JSON.stringify(inputObject), (key, value) => {
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if (key.toUpperCase() === BACKEND) {
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const { serviceName } = value;
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if (serviceNameMap.has(serviceName)) {
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// update service name with corresponding bluegreen name only if service is provied in given manifests
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value.serviceName = serviceNameMap.get(serviceName);
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inputObject = JSON.parse(JSON.stringify(inputObject), (key, value) => {
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if (key.toUpperCase() === BACKEND) {
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const {serviceName} = value
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if (serviceNameMap.has(serviceName)) {
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// update service name with corresponding bluegreen name only if service is provied in given manifests
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value.serviceName = serviceNameMap.get(serviceName)
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}
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}
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}
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return value;
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});
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return value
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})
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return inputObject;
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return inputObject
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}
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