support only v3 and switch away from github token

.github/workflows/TriggerIntegrationTests.sh

@@ -1,33 +0,0 @@
-token=$1
-commit=$2
-repository=$3
-prNumber=$4
-frombranch=$5
-tobranch=$6
-patUser=$7
-
-getPayLoad() {
-    cat <<EOF
-{
-    "event_type": "SetupHelmActionPR", 
-    "client_payload": 
-    {
-        "action": "SetupHelm", 
-        "commit": "$commit", 
-        "repository": "$repository", 
-        "prNumber": "$prNumber", 
-        "tobranch": "$tobranch", 
-        "frombranch": "$frombranch"
-    }
-}
-EOF
-}
-
-response=$(curl -u $patUser:$token -X POST https://api.github.com/repos/Azure/azure-actions-integration-tests/dispatches --data "$(getPayLoad)")
-
-if [ "$response" == "" ]; then
-    echo "Integration tests triggered successfully"
-else
-    echo "Triggering integration tests failed with: '$response'"
-    exit 1
-fi

.github/workflows/integration-tests.yml

@@ -8,12 +8,58 @@ jobs:
     trigger-integration-tests:
       name: Trigger Integration tests
       runs-on: ubuntu-latest
+      env:
+        HELM_3_8_0: "v3.8.0"
+        HELM_3_7_2: "v3.7.2"
+        HELM_3_5_0: "v3.5.0"
+        PR_BASE_REF: ${{ github.event.pull_request.base.ref }}
       steps:
         - name: Check out repository
           uses: actions/checkout@v2
-          with:
+        - name: npm install and build
-              path: IntegrationTests
+          id: action-npm-build
-            
-        - name: Trigger Test run
           run: |
-            bash ./IntegrationTests/.github/workflows/TriggerIntegrationTests.sh ${{ secrets.L2_REPO_TOKEN }} ${{ github.event.pull_request.head.sha }} ${{ github.repository }} ${{ github.event.pull_request.number }} ${{ github.event.pull_request.head.ref }} ${{ github.event.pull_request.base.ref }} ${{ secrets.L2_REPO_USER }}
+            echo $PR_BASE_REF
+            if [[ $PR_BASE_REF != releases/* ]]; then
+              npm install
+              npm run build
+            fi
+        - name: Setup helm
+          uses: ./
+          with: 
+            version: ${{ env.HELM_3_8_0 }}
+        - name: Validate helm 3.8.0
+          run: |
+            if [[ $(helm version) != *$HELM_3_8_0* ]]; then
+              echo "HELM VERSION INCORRECT: HELM VERSION DOES NOT CONTAIN v3.8.0"
+              echo "HELM VERSION OUTPUT: $(helm version)"
+              exit 1
+            else
+              echo "HELM VERSION $HELM_3_8_0 INSTALLED SUCCESSFULLY"
+            fi
+        - name: Setup helm 3.7.2
+          uses: ./
+          with: 
+            version: ${{ env.HELM_3_7_2 }}
+        - name: Validate 3.7.2
+          run: |
+            if [[ $(helm version) != *$HELM_3_7_2* ]]; then
+              echo "HELM VERSION INCORRECT: HELM VERSION DOES NOT CONTAIN v3.7.2"
+              echo "HELM VERSION OUTPUT: $(helm version)"
+              exit 1
+            else
+              echo "HELM VERSION $HELM_3_7_2 INSTALLED SUCCESSFULLY"
+            fi
+        - name: Setup helm 3.5.0
+          uses: ./
+          with: 
+            version: ${{ env.HELM_3_5_0 }}
+        - name: Validate 3.5.0
+          run: |
+            if [[ $(helm version) != *$HELM_3_5_0* ]]; then
+              echo "HELM VERSION INCORRECT: HELM VERSION DOES NOT CONTAIN v3.5.0"
+              echo "HELM VERSION OUTPUT: $(helm version)"
+              exit 1
+            else
+              echo "HELM VERSION $HELM_3_5_0 INSTALLED SUCCESSFULLY"
+            fi

__tests__/run.test.ts

@@ -22,55 +22,34 @@ describe('run.ts', () => {
 
     test('getHelmDownloadURL() - return the URL to download helm for Linux', () => {
         jest.spyOn(os, 'type').mockReturnValue('Linux');
-        const kubectlLinuxUrl = 'https://get.helm.sh/helm-v3.2.1-linux-amd64.zip'
+        const kubectlLinuxUrl = 'https://get.helm.sh/helm-v3.8.0-linux-amd64.zip'
 
-        expect(run.getHelmDownloadURL('v3.2.1')).toBe(kubectlLinuxUrl);
+        expect(run.getHelmDownloadURL('v3.8.0')).toBe(kubectlLinuxUrl);
         expect(os.type).toBeCalled();         
     });
 
     test('getHelmDownloadURL() - return the URL to download helm for Darwin', () => {
         jest.spyOn(os, 'type').mockReturnValue('Darwin');
-        const kubectlDarwinUrl = 'https://get.helm.sh/helm-v3.2.1-darwin-amd64.zip'
+        const kubectlDarwinUrl = 'https://get.helm.sh/helm-v3.8.0-darwin-amd64.zip'
 
-        expect(run.getHelmDownloadURL('v3.2.1')).toBe(kubectlDarwinUrl);
+        expect(run.getHelmDownloadURL('v3.8.0')).toBe(kubectlDarwinUrl);
         expect(os.type).toBeCalled();         
     });
 
     test('getHelmDownloadURL() - return the URL to download helm for Windows', () => {
         jest.spyOn(os, 'type').mockReturnValue('Windows_NT');
 
-        const kubectlWindowsUrl = 'https://get.helm.sh/helm-v3.2.1-windows-amd64.zip'
+        const kubectlWindowsUrl = 'https://get.helm.sh/helm-v3.8.0-windows-amd64.zip'
-        expect(run.getHelmDownloadURL('v3.2.1')).toBe(kubectlWindowsUrl);
+        expect(run.getHelmDownloadURL('v3.8.0')).toBe(kubectlWindowsUrl);
         expect(os.type).toBeCalled();         
     });
 
-    test('getStableHelmVersion() - download stable version file, read version and return it', async () => {
+    test('getLatestHelmVersion() - return the latest version of HELM', async () => {
-        jest.spyOn(toolCache, 'downloadTool').mockResolvedValue('pathToTool');
+        try{
-        const response = JSON.stringify(
+            expect(await run.getLatestHelmVersion()).toBe("v3.8.0");
-            [
+        } catch (e){
-                {
+            return e;
-                    'tag_name': 'v4.0.0'
-                }, {
-                    'tag_name': 'v3.0.0'
-                }, {
-                    'tag_name': 'v2.0.0'
         }
-            ]
-        );
-        jest.spyOn(fs, 'readFileSync').mockReturnValue(response);
-
-        expect(await run.getStableHelmVersion()).toBe('v4.0.0');
-        expect(toolCache.downloadTool).toBeCalled();
-        expect(fs.readFileSync).toBeCalledWith('pathToTool', 'utf8');
-    });
-
-    test('getStableHelmVersion() - return default version if error occurs while getting latest version', async () => {
-        jest.spyOn(toolCache, 'downloadTool').mockRejectedValue('Unable to download');
-        jest.spyOn(core, 'warning').mockImplementation();
-
-        expect(await run.getStableHelmVersion()).toBe('v3.2.1');
-        expect(toolCache.downloadTool).toBeCalled();
-        expect(core.warning).toBeCalledWith("Cannot get the latest Helm info from https://api.github.com/repos/helm/helm/releases. Error Unable to download. Using default Helm version v3.2.1.");
     });
 
     test('walkSync() - return path to the all files matching fileToFind in dir', () => {
@@ -146,7 +125,7 @@ describe('run.ts', () => {
             return { isDirectory: () =>  isDirectory } as fs.Stats;
         });
 
-        expect(await run.downloadHelm(null)).toBe(path.join('pathToCachedDir', 'helm.exe'));
+        expect(await run.downloadHelm("v4.0.0")).toBe(path.join('pathToCachedDir', 'helm.exe'));
         expect(toolCache.find).toBeCalledWith('helm', 'v4.0.0');
         expect(toolCache.downloadTool).toBeCalledWith('https://get.helm.sh/helm-v4.0.0-windows-amd64.zip');
         expect(fs.chmodSync).toBeCalledWith('pathToTool', '777');

lib/run.js

@@ -2,25 +2,6 @@
 // Copyright (c) Microsoft Corporation.
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT license.
-var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-}) : (function(o, m, k, k2) {
-    if (k2 === undefined) k2 = k;
-    o[k2] = m[k];
-}));
-var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
-    Object.defineProperty(o, "default", { enumerable: true, value: v });
-}) : function(o, v) {
-    o["default"] = v;
-});
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    __setModuleDefault(result, mod);
-    return result;
-};
 var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
     function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
     return new (P || (P = Promise))(function (resolve, reject) {
@@ -31,179 +12,21 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
     });
 };
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.getStableHelmVersion = void 0;
+exports.walkSync = exports.findHelm = exports.downloadHelm = exports.getHelmDownloadURL = exports.getExecutableExtension = exports.getLatestHelmVersion = exports.run = void 0;
-const os = __importStar(require("os"));
+const os = require("os");
-const path = __importStar(require("path"));
+const path = require("path");
-const util = __importStar(require("util"));
+const util = require("util");
-const fs = __importStar(require("fs"));
+const fs = require("fs");
-const semver = __importStar(require("semver"));
+const toolCache = require("@actions/tool-cache");
-const toolCache = __importStar(require("@actions/tool-cache"));
+const core = require("@actions/core");
-const core = __importStar(require("@actions/core"));
-const graphql_1 = require("@octokit/graphql");
 const helmToolName = 'helm';
-const stableHelmVersion = 'v3.2.1';
+const stableHelmVersion = 'v3.8.0';
-const stableHelm3Version = 'v3.5.3';
-const stableHelm2Version = 'v2.17.0';
-const LATEST_HELM2_VERSION = '2.*';
-const LATEST_HELM3_VERSION = '3.*';
 const helmAllReleasesUrl = 'https://api.github.com/repos/helm/helm/releases';
-function getExecutableExtension() {
-    if (os.type().match(/^Win/)) {
-        return '.exe';
-    }
-    return '';
-}
-function getHelmDownloadURL(version) {
-    switch (os.type()) {
-        case 'Linux':
-            return util.format('https://get.helm.sh/helm-%s-linux-amd64.zip', version);
-        case 'Darwin':
-            return util.format('https://get.helm.sh/helm-%s-darwin-amd64.zip', version);
-        case 'Windows_NT':
-        default:
-            return util.format('https://get.helm.sh/helm-%s-windows-amd64.zip', version);
-    }
-}
-function getStableHelmVersion() {
-    return __awaiter(this, void 0, void 0, function* () {
-        try {
-            const downloadPath = yield toolCache.downloadTool(helmAllReleasesUrl);
-            const responseArray = JSON.parse(fs.readFileSync(downloadPath, 'utf8').toString().trim());
-            let latestHelmVersion = semver.clean(stableHelmVersion);
-            responseArray.forEach(response => {
-                if (response && response.tag_name) {
-                    let currentHelmVerison = semver.clean(response.tag_name.toString());
-                    if (currentHelmVerison) {
-                        if (currentHelmVerison.toString().indexOf('rc') == -1 && semver.gt(currentHelmVerison, latestHelmVersion)) {
-                            //If current helm version is not a pre release and is greater than latest helm version
-                            latestHelmVersion = currentHelmVerison;
-                        }
-                    }
-                }
-            });
-            latestHelmVersion = "v" + latestHelmVersion;
-            return latestHelmVersion;
-        }
-        catch (error) {
-            core.warning(util.format("Cannot get the latest Helm info from %s. Error %s. Using default Helm version %s.", helmAllReleasesUrl, error, stableHelmVersion));
-        }
-        return stableHelmVersion;
-    });
-}
-exports.getStableHelmVersion = getStableHelmVersion;
-var walkSync = function (dir, filelist, fileToFind) {
-    var files = fs.readdirSync(dir);
-    filelist = filelist || [];
-    files.forEach(function (file) {
-        if (fs.statSync(path.join(dir, file)).isDirectory()) {
-            filelist = walkSync(path.join(dir, file), filelist, fileToFind);
-        }
-        else {
-            core.debug(file);
-            if (file == fileToFind) {
-                filelist.push(path.join(dir, file));
-            }
-        }
-    });
-    return filelist;
-};
-function downloadHelm(version) {
-    return __awaiter(this, void 0, void 0, function* () {
-        if (!version) {
-            version = yield getLatestHelmVersionFor("v3");
-        }
-        let cachedToolpath = toolCache.find(helmToolName, version);
-        if (!cachedToolpath) {
-            let helmDownloadPath;
-            try {
-                helmDownloadPath = yield toolCache.downloadTool(getHelmDownloadURL(version));
-            }
-            catch (exception) {
-                throw new Error(util.format("Failed to download Helm from location ", getHelmDownloadURL(version)));
-            }
-            fs.chmodSync(helmDownloadPath, '777');
-            const unzipedHelmPath = yield toolCache.extractZip(helmDownloadPath);
-            cachedToolpath = yield toolCache.cacheDir(unzipedHelmPath, helmToolName, version);
-        }
-        const helmpath = findHelm(cachedToolpath);
-        if (!helmpath) {
-            throw new Error(util.format("Helm executable not found in path ", cachedToolpath));
-        }
-        fs.chmodSync(helmpath, '777');
-        return helmpath;
-    });
-}
-function getLatestHelmVersionFor(type) {
-    return __awaiter(this, void 0, void 0, function* () {
-        const token = core.getInput('token', { 'required': true });
-        try {
-            const { repository } = yield graphql_1.graphql(`{
-                repository(name: "helm", owner: "helm") {
-                    releases(last: 100)  {
-                        nodes {
-                            tagName
-                        }
-                    }
-                }
-            }`, {
-                headers: {
-                    authorization: `token ${token}`
-                }
-            });
-            const releases = repository.releases.nodes.reverse();
-            let latestValidRelease = releases.find(release => isValidVersion(release.tagName, type));
-            if (latestValidRelease)
-                return latestValidRelease.tagName;
-        }
-        catch (err) {
-            core.warning(util.format("Error while fetching the latest Helm %s release. Error: %s. Using default Helm version %s.", type, err.toString(), getStableHelmVersionFor(type)));
-            return getStableHelmVersionFor(type);
-        }
-        core.warning(util.format("Could not find stable release for Helm %s. Using default Helm version %s.", type, getStableHelmVersionFor(type)));
-        return getStableHelmVersionFor(type);
-    });
-}
-function getStableHelmVersionFor(type) {
-    return type === "v2" ? stableHelm2Version : stableHelm3Version;
-}
-// isValidVersion checks if verison matches the specified type and is a stable release
-function isValidVersion(version, type) {
-    if (!version.toLocaleLowerCase().startsWith(type))
-        return false;
-    return version.indexOf('rc') == -1;
-}
-function findHelm(rootFolder) {
-    fs.chmodSync(rootFolder, '777');
-    var filelist = [];
-    walkSync(rootFolder, filelist, helmToolName + getExecutableExtension());
-    if (!filelist) {
-        throw new Error(util.format("Helm executable not found in path ", rootFolder));
-    }
-    else {
-        return filelist[0];
-    }
-}
 function run() {
     return __awaiter(this, void 0, void 0, function* () {
         let version = core.getInput('version', { 'required': true });
-        if (process.env['HELM_INSTALLER_LEGACY_VERSIONING'] == 'true') {
         if (version.toLocaleLowerCase() === 'latest') {
-                version = yield getStableHelmVersion();
+            version = yield getLatestHelmVersion();
-            }
-            else if (!version.toLocaleLowerCase().startsWith('v')) {
-                version = 'v' + version;
-            }
-        }
-        else {
-            if (version.toLocaleLowerCase() === 'latest' || version === LATEST_HELM3_VERSION) {
-                version = yield getLatestHelmVersionFor("v3");
-            }
-            else if (version === LATEST_HELM2_VERSION) {
-                version = yield getLatestHelmVersionFor("v2");
-            }
-            else if (!version.toLocaleLowerCase().startsWith('v')) {
-                version = 'v' + version;
-            }
         }
         core.debug(util.format("Downloading %s", version));
         let cachedPath = yield downloadHelm(version);
@@ -219,4 +42,101 @@ function run() {
         core.setOutput('helm-path', cachedPath);
     });
 }
+exports.run = run;
+// Downloads the helm releases JSON and parses all the recent versions of helm from it. 
+// Defaults to sending stable helm version if none are valid or if it fails
+function getLatestHelmVersion() {
+    return __awaiter(this, void 0, void 0, function* () {
+        const helmJSONPath = yield toolCache.downloadTool(helmAllReleasesUrl);
+        try {
+            const helmJSON = JSON.parse(fs.readFileSync(helmJSONPath, 'utf-8'));
+            for (let i in helmJSON) {
+                if (isValidVersion(helmJSON[i].tag_name)) {
+                    return helmJSON[i].tag_name;
+                }
+            }
+        }
+        catch (err) {
+            core.warning(util.format("Error while fetching the latest Helm release. Error: %s. Using default Helm version %s", err.toString(), stableHelmVersion));
+            return stableHelmVersion;
+        }
+        return stableHelmVersion;
+    });
+}
+exports.getLatestHelmVersion = getLatestHelmVersion;
+// isValidVersion checks if verison is a stable release
+function isValidVersion(version) {
+    return version.indexOf('rc') == -1;
+}
+function getExecutableExtension() {
+    if (os.type().match(/^Win/)) {
+        return '.exe';
+    }
+    return '';
+}
+exports.getExecutableExtension = getExecutableExtension;
+function getHelmDownloadURL(version) {
+    switch (os.type()) {
+        case 'Linux':
+            return util.format('https://get.helm.sh/helm-%s-linux-amd64.zip', version);
+        case 'Darwin':
+            return util.format('https://get.helm.sh/helm-%s-darwin-amd64.zip', version);
+        case 'Windows_NT':
+        default:
+            return util.format('https://get.helm.sh/helm-%s-windows-amd64.zip', version);
+    }
+}
+exports.getHelmDownloadURL = getHelmDownloadURL;
+function downloadHelm(version) {
+    return __awaiter(this, void 0, void 0, function* () {
+        let cachedToolpath = toolCache.find(helmToolName, version);
+        if (!cachedToolpath) {
+            let helmDownloadPath;
+            try {
+                helmDownloadPath = yield toolCache.downloadTool(getHelmDownloadURL(version));
+            }
+            catch (exception) {
+                throw new Error(util.format("Failed to download Helm from location", getHelmDownloadURL(version)));
+            }
+            fs.chmodSync(helmDownloadPath, '777');
+            const unzipedHelmPath = yield toolCache.extractZip(helmDownloadPath);
+            cachedToolpath = yield toolCache.cacheDir(unzipedHelmPath, helmToolName, version);
+        }
+        const helmpath = findHelm(cachedToolpath);
+        if (!helmpath) {
+            throw new Error(util.format("Helm executable not found in path", cachedToolpath));
+        }
+        fs.chmodSync(helmpath, '777');
+        return helmpath;
+    });
+}
+exports.downloadHelm = downloadHelm;
+function findHelm(rootFolder) {
+    fs.chmodSync(rootFolder, '777');
+    var filelist = [];
+    exports.walkSync(rootFolder, filelist, helmToolName + getExecutableExtension());
+    if (!filelist || filelist.length == 0) {
+        throw new Error(util.format("Helm executable not found in path", rootFolder));
+    }
+    else {
+        return filelist[0];
+    }
+}
+exports.findHelm = findHelm;
+exports.walkSync = function (dir, filelist, fileToFind) {
+    var files = fs.readdirSync(dir);
+    filelist = filelist || [];
+    files.forEach(function (file) {
+        if (fs.statSync(path.join(dir, file)).isDirectory()) {
+            filelist = exports.walkSync(path.join(dir, file), filelist, fileToFind);
+        }
+        else {
+            core.debug(file);
+            if (file == fileToFind) {
+                filelist.push(path.join(dir, file));
+            }
+        }
+    });
+    return filelist;
+};
 run().catch(core.setFailed);

src/run.ts

@@ -6,20 +6,64 @@ import * as os from 'os';
 import * as path from 'path';
 import * as util from 'util';
 import * as fs from 'fs';
-import * as semver from 'semver';
 
 import * as toolCache from '@actions/tool-cache';
 import * as core from '@actions/core';
-import { graphql } from '@octokit/graphql';
 
 const helmToolName = 'helm';
-const stableHelmVersion = 'v3.2.1';
+const stableHelmVersion = 'v3.8.0';
-const stableHelm3Version = 'v3.5.3';
-const stableHelm2Version = 'v2.17.0';
-const LATEST_HELM2_VERSION = '2.*';
-const LATEST_HELM3_VERSION = '3.*';
 const helmAllReleasesUrl = 'https://api.github.com/repos/helm/helm/releases';
 
+export async function run() {
+    let version = core.getInput('version', { 'required': true });
+
+    if (version.toLocaleLowerCase() === 'latest') {
+        version = await getLatestHelmVersion();
+    }
+
+    core.debug(util.format("Downloading %s", version));
+    let cachedPath = await downloadHelm(version);
+
+    try {
+
+        if (!process.env['PATH'].startsWith(path.dirname(cachedPath))) {
+            core.addPath(path.dirname(cachedPath));
+        }
+    }
+    catch {
+        //do nothing, set as output variable
+    }
+
+    console.log(`Helm tool version: '${version}' has been cached at ${cachedPath}`);
+    core.setOutput('helm-path', cachedPath);
+}
+
+// Downloads the helm releases JSON and parses all the recent versions of helm from it. 
+// Defaults to sending stable helm version if none are valid or if it fails
+
+export async function getLatestHelmVersion(): Promise<string> {
+    const helmJSONPath: string = await toolCache.downloadTool(helmAllReleasesUrl);
+    
+    try {
+        const helmJSON = JSON.parse(fs.readFileSync(helmJSONPath, 'utf-8'))
+        for(let i in helmJSON) {
+            if(isValidVersion(helmJSON[i].tag_name)) {
+                return helmJSON[i].tag_name;
+            }
+        }
+    } catch(err) {
+        core.warning(util.format("Error while fetching the latest Helm release. Error: %s. Using default Helm version %s", err.toString(), stableHelmVersion));
+        return stableHelmVersion;
+    }
+    
+    return stableHelmVersion;
+}
+
+// isValidVersion checks if verison is a stable release
+function isValidVersion(version: string): boolean {
+    return version.indexOf('rc') == -1;
+}
+
 export function getExecutableExtension(): string {
     if (os.type().match(/^Win/)) {
         return '.exe';
@@ -41,50 +85,7 @@ export function getHelmDownloadURL(version: string): string {
     }
 }
 
-export async function getStableHelmVersion(): Promise<string> {
-    try {
-        const downloadPath = await toolCache.downloadTool(helmAllReleasesUrl);
-        const responseArray = JSON.parse(fs.readFileSync(downloadPath, 'utf8').toString().trim());
-        let latestHelmVersion = semver.clean(stableHelmVersion);
-        responseArray.forEach(response => {
-            if (response && response.tag_name) {
-                let currentHelmVerison = semver.clean(response.tag_name.toString());
-                if (currentHelmVerison) {
-                    if (currentHelmVerison.toString().indexOf('rc') == -1 && semver.gt(currentHelmVerison, latestHelmVersion)) {
-                        //If current helm version is not a pre release and is greater than latest helm version
-                        latestHelmVersion = currentHelmVerison;
-                    }
-                }
-            }
-        });
-        latestHelmVersion = "v" + latestHelmVersion;
-        return latestHelmVersion;
-    } catch (error) {
-        core.warning(util.format("Cannot get the latest Helm info from %s. Error %s. Using default Helm version %s.", helmAllReleasesUrl, error, stableHelmVersion));
-    }
-
-    return stableHelmVersion;
-}
-
-export var walkSync = function (dir, filelist, fileToFind) {
-    var files = fs.readdirSync(dir);
-    filelist = filelist || [];
-    files.forEach(function (file) {
-        if (fs.statSync(path.join(dir, file)).isDirectory()) {
-            filelist = walkSync(path.join(dir, file), filelist, fileToFind);
-        }
-        else {
-            core.debug(file);
-            if (file == fileToFind) {
-                filelist.push(path.join(dir, file));
-            }
-        }
-    });
-    return filelist;
-};
-
 export async function downloadHelm(version: string): Promise<string> {
-    if (!version) { version = await getStableHelmVersion(); }
     let cachedToolpath = toolCache.find(helmToolName, version);
     if (!cachedToolpath) {
         let helmDownloadPath;
@@ -108,49 +109,6 @@ export async function downloadHelm(version: string): Promise<string> {
     return helmpath;
 }
 
-async function getLatestHelmVersionFor(type: string): Promise<string> {
-    const token = core.getInput('token', { 'required': true });
-    try {
-        const { repository } = await graphql(
-            `{
-                repository(name: "helm", owner: "helm") {
-                    releases(last: 100)  {
-                        nodes {
-                            tagName
-                        }
-                    }
-                }
-            }`,
-            {
-                headers: {
-                    authorization: `token ${token}`
-                }
-            }
-        );
-
-        const releases = repository.releases.nodes.reverse();
-        let latestValidRelease = releases.find(release => isValidVersion(release.tagName, type));
-        if (latestValidRelease)
-            return latestValidRelease.tagName;
-    } catch (err) {
-        core.warning(util.format("Error while fetching the latest Helm %s release. Error: %s. Using default Helm version %s.", type, err.toString(), getStableHelmVersionFor(type)));
-        return getStableHelmVersionFor(type);
-    }
-    core.warning(util.format("Could not find stable release for Helm %s. Using default Helm version %s.", type, getStableHelmVersionFor(type)));
-    return getStableHelmVersionFor(type);
-}
-
-function getStableHelmVersionFor(type: string) {
-    return type === "v2" ? stableHelm2Version : stableHelm3Version;
-}
-
-// isValidVersion checks if verison matches the specified type and is a stable release
-function isValidVersion(version: string, type: string): boolean {
-    if (!version.toLocaleLowerCase().startsWith(type))
-        return false;
-    return version.indexOf('rc') == -1;
-}
-
 export function findHelm(rootFolder: string): string {
     fs.chmodSync(rootFolder, '777');
     var filelist: string[] = [];
@@ -163,40 +121,21 @@ export function findHelm(rootFolder: string): string {
     }
 }
 
-export async function run() {
+export var walkSync = function (dir, filelist, fileToFind) {
-    let version = core.getInput('version', { 'required': true });
+    var files = fs.readdirSync(dir);
-
+    filelist = filelist || [];
-    if (process.env['HELM_INSTALLER_LEGACY_VERSIONING'] == 'true') {
+    files.forEach(function (file) {
-        if (version.toLocaleLowerCase() === 'latest') {
+        if (fs.statSync(path.join(dir, file)).isDirectory()) {
-            version = await getStableHelmVersion();
+            filelist = walkSync(path.join(dir, file), filelist, fileToFind);
-        } else if (!version.toLocaleLowerCase().startsWith('v')) {
-            version = 'v' + version;
         }
-    } else {
+        else {
-        if (version.toLocaleLowerCase() === 'latest' || version === LATEST_HELM3_VERSION) {
+            core.debug(file);
-            version = await getLatestHelmVersionFor("v3");
+            if (file == fileToFind) {
-        } else if (version === LATEST_HELM2_VERSION) {
+                filelist.push(path.join(dir, file));
-            version = await getLatestHelmVersionFor("v2");
-        } else if (!version.toLocaleLowerCase().startsWith('v')) {
-            version = 'v' + version;
             }
         }
-
+    });
-    core.debug(util.format("Downloading %s", version));
+    return filelist;
-    let cachedPath = await downloadHelm(version);
+};
-
-    try {
-
-        if (!process.env['PATH'].startsWith(path.dirname(cachedPath))) {
-            core.addPath(path.dirname(cachedPath));
-        }
-    }
-    catch {
-        //do nothing, set as output variable
-    }
-
-    console.log(`Helm tool version: '${version}' has been cached at ${cachedPath}`);
-    core.setOutput('helm-path', cachedPath);
-}
 
 run().catch(core.setFailed);