Merge pull request #74 from actions/global-json

Fallback to global json if no version given

.gitignore

@@ -1,3 +1,5 @@
+# dev dependencies are *not* checked in
+global.json
 lib/
 node_modules/
 __tests__/runner/*

__tests__/installer.test.ts

@@ -9,6 +9,7 @@ const tempDir = path.join(__dirname, 'runner', 'temp');
 
 process.env['RUNNER_TOOL_CACHE'] = toolDir;
 process.env['RUNNER_TEMP'] = tempDir;
+import * as setup from '../src/setup-dotnet';
 import * as installer from '../src/installer';
 
 const IS_WINDOWS = process.platform === 'win32';
@@ -40,6 +41,25 @@ describe('installer tests', () => {
     }
   }, 100000);
 
+  it('Acquires version of dotnet if no matching version is installed', async () => {
+    const dotnetDir = path.join(toolDir, 'dncs', '2.2.105', os.arch());
+
+    const globalJsonPath = path.join(process.cwd(), 'global.json');
+    const jsonContents = `{${os.EOL}"sdk": {${os.EOL}"version": "2.2.105"${os.EOL}}${os.EOL}}`;
+    if (!fs.existsSync(globalJsonPath)) {
+      fs.writeFileSync(globalJsonPath, jsonContents);
+    }
+    await setup.run();
+
+    expect(fs.existsSync(`${dotnetDir}.complete`)).toBe(true);
+    if (IS_WINDOWS) {
+      expect(fs.existsSync(path.join(dotnetDir, 'dotnet.exe'))).toBe(true);
+    } else {
+      expect(fs.existsSync(path.join(dotnetDir, 'dotnet'))).toBe(true);
+    }
+    fs.unlinkSync(globalJsonPath);
+  }, 100000);
+
   it('Throws if no location contains correct dotnet version', async () => {
     let thrown = false;
     try {

dist/index.js

@@ -4937,14 +4937,27 @@ module.exports = Parser;
 
 "use strict";
 
+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 (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    result["default"] = mod;
+    __setModuleDefault(result, mod);
     return result;
 };
 Object.defineProperty(exports, "__esModule", { value: true });
+exports.configAuthentication = void 0;
 const fs = __importStar(__webpack_require__(747));
 const path = __importStar(__webpack_require__(622));
 const core = __importStar(__webpack_require__(470));
@@ -7820,24 +7833,39 @@ module.exports = require("assert");
 
 "use strict";
 
-var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    return new (P || (P = Promise))(function (resolve, reject) {
+    if (k2 === undefined) k2 = k;
-        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+}) : (function(o, m, k, k2) {
-        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+    if (k2 === undefined) k2 = k;
-        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    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 (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    result["default"] = mod;
+    __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) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
 Object.defineProperty(exports, "__esModule", { value: true });
+exports.run = void 0;
 const core = __importStar(__webpack_require__(470));
 const installer = __importStar(__webpack_require__(749));
+const fs = __importStar(__webpack_require__(747));
 const path = __importStar(__webpack_require__(622));
 const auth = __importStar(__webpack_require__(202));
 function run() {
@@ -7851,6 +7879,17 @@ function run() {
             if (!version) {
                 version = core.getInput('dotnet-version');
             }
+            if (!version) {
+                // Try to fall back to global.json
+                core.debug('No version found, trying to find version from global.json');
+                const globalJsonPath = path.join(process.cwd(), 'global.json');
+                if (fs.existsSync(globalJsonPath)) {
+                    const globalJson = JSON.parse(fs.readFileSync(globalJsonPath, { encoding: 'utf8' }));
+                    if (globalJson.sdk && globalJson.sdk.version) {
+                        version = globalJson.sdk.version;
+                    }
+                }
+            }
             if (version) {
                 const dotnetInstaller = new installer.DotnetCoreInstaller(version);
                 yield dotnetInstaller.installDotnet();
@@ -7860,7 +7899,6 @@ function run() {
             if (sourceUrl) {
                 auth.configAuthentication(sourceUrl, configFile);
             }
-            // TODO: setup proxy from runner proxy config
             const matchersPath = path.join(__dirname, '..', '.github');
             console.log(`##[add-matcher]${path.join(matchersPath, 'csc.json')}`);
         }
@@ -7869,6 +7907,7 @@ function run() {
         }
     });
 }
+exports.run = run;
 run();
 
 
@@ -13202,6 +13241,7 @@ var HttpCodes;
     HttpCodes[HttpCodes["RequestTimeout"] = 408] = "RequestTimeout";
     HttpCodes[HttpCodes["Conflict"] = 409] = "Conflict";
     HttpCodes[HttpCodes["Gone"] = 410] = "Gone";
+    HttpCodes[HttpCodes["TooManyRequests"] = 429] = "TooManyRequests";
     HttpCodes[HttpCodes["InternalServerError"] = 500] = "InternalServerError";
     HttpCodes[HttpCodes["NotImplemented"] = 501] = "NotImplemented";
     HttpCodes[HttpCodes["BadGateway"] = 502] = "BadGateway";
@@ -13226,8 +13266,18 @@ function getProxyUrl(serverUrl) {
     return proxyUrl ? proxyUrl.href : '';
 }
 exports.getProxyUrl = getProxyUrl;
-const HttpRedirectCodes = [HttpCodes.MovedPermanently, HttpCodes.ResourceMoved, HttpCodes.SeeOther, HttpCodes.TemporaryRedirect, HttpCodes.PermanentRedirect];
+const HttpRedirectCodes = [
-const HttpResponseRetryCodes = [HttpCodes.BadGateway, HttpCodes.ServiceUnavailable, HttpCodes.GatewayTimeout];
+    HttpCodes.MovedPermanently,
+    HttpCodes.ResourceMoved,
+    HttpCodes.SeeOther,
+    HttpCodes.TemporaryRedirect,
+    HttpCodes.PermanentRedirect
+];
+const HttpResponseRetryCodes = [
+    HttpCodes.BadGateway,
+    HttpCodes.ServiceUnavailable,
+    HttpCodes.GatewayTimeout
+];
 const RetryableHttpVerbs = ['OPTIONS', 'GET', 'DELETE', 'HEAD'];
 const ExponentialBackoffCeiling = 10;
 const ExponentialBackoffTimeSlice = 5;
@@ -13352,18 +13402,22 @@ class HttpClient {
      */
     async request(verb, requestUrl, data, headers) {
         if (this._disposed) {
-            throw new Error("Client has already been disposed.");
+            throw new Error('Client has already been disposed.');
         }
         let parsedUrl = url.parse(requestUrl);
         let info = this._prepareRequest(verb, parsedUrl, headers);
         // Only perform retries on reads since writes may not be idempotent.
-        let maxTries = (this._allowRetries && RetryableHttpVerbs.indexOf(verb) != -1) ? this._maxRetries + 1 : 1;
+        let maxTries = this._allowRetries && RetryableHttpVerbs.indexOf(verb) != -1
+            ? this._maxRetries + 1
+            : 1;
         let numTries = 0;
         let response;
         while (numTries < maxTries) {
             response = await this.requestRaw(info, data);
             // Check if it's an authentication challenge
-            if (response && response.message && response.message.statusCode === HttpCodes.Unauthorized) {
+            if (response &&
+                response.message &&
+                response.message.statusCode === HttpCodes.Unauthorized) {
                 let authenticationHandler;
                 for (let i = 0; i < this.handlers.length; i++) {
                     if (this.handlers[i].canHandleAuthentication(response)) {
@@ -13381,21 +13435,32 @@ class HttpClient {
                 }
             }
             let redirectsRemaining = this._maxRedirects;
-            while (HttpRedirectCodes.indexOf(response.message.statusCode) != -1
+            while (HttpRedirectCodes.indexOf(response.message.statusCode) != -1 &&
-                && this._allowRedirects
+                this._allowRedirects &&
-                && redirectsRemaining > 0) {
+                redirectsRemaining > 0) {
-                const redirectUrl = response.message.headers["location"];
+                const redirectUrl = response.message.headers['location'];
                 if (!redirectUrl) {
                     // if there's no location to redirect to, we won't
                     break;
                 }
                 let parsedRedirectUrl = url.parse(redirectUrl);
-                if (parsedUrl.protocol == 'https:' && parsedUrl.protocol != parsedRedirectUrl.protocol && !this._allowRedirectDowngrade) {
+                if (parsedUrl.protocol == 'https:' &&
-                    throw new Error("Redirect from HTTPS to HTTP protocol. This downgrade is not allowed for security reasons. If you want to allow this behavior, set the allowRedirectDowngrade option to true.");
+                    parsedUrl.protocol != parsedRedirectUrl.protocol &&
+                    !this._allowRedirectDowngrade) {
+                    throw new Error('Redirect from HTTPS to HTTP protocol. This downgrade is not allowed for security reasons. If you want to allow this behavior, set the allowRedirectDowngrade option to true.');
                 }
                 // we need to finish reading the response before reassigning response
                 // which will leak the open socket.
                 await response.readBody();
+                // strip authorization header if redirected to a different hostname
+                if (parsedRedirectUrl.hostname !== parsedUrl.hostname) {
+                    for (let header in headers) {
+                        // header names are case insensitive
+                        if (header.toLowerCase() === 'authorization') {
+                            delete headers[header];
+                        }
+                    }
+                }
                 // let's make the request with the new redirectUrl
                 info = this._prepareRequest(verb, parsedRedirectUrl, headers);
                 response = await this.requestRaw(info, data);
@@ -13446,8 +13511,8 @@ class HttpClient {
      */
     requestRawWithCallback(info, data, onResult) {
         let socket;
-        if (typeof (data) === 'string') {
+        if (typeof data === 'string') {
-            info.options.headers["Content-Length"] = Buffer.byteLength(data, 'utf8');
+            info.options.headers['Content-Length'] = Buffer.byteLength(data, 'utf8');
         }
         let callbackCalled = false;
         let handleResult = (err, res) => {
@@ -13460,7 +13525,7 @@ class HttpClient {
             let res = new HttpClientResponse(msg);
             handleResult(null, res);
         });
-        req.on('socket', (sock) => {
+        req.on('socket', sock => {
             socket = sock;
         });
         // If we ever get disconnected, we want the socket to timeout eventually
@@ -13475,10 +13540,10 @@ class HttpClient {
             // res should have headers
             handleResult(err, null);
         });
-        if (data && typeof (data) === 'string') {
+        if (data && typeof data === 'string') {
             req.write(data, 'utf8');
         }
-        if (data && typeof (data) !== 'string') {
+        if (data && typeof data !== 'string') {
             data.on('close', function () {
                 req.end();
             });
@@ -13505,31 +13570,34 @@ class HttpClient {
         const defaultPort = usingSsl ? 443 : 80;
         info.options = {};
         info.options.host = info.parsedUrl.hostname;
-        info.options.port = info.parsedUrl.port ? parseInt(info.parsedUrl.port) : defaultPort;
+        info.options.port = info.parsedUrl.port
-        info.options.path = (info.parsedUrl.pathname || '') + (info.parsedUrl.search || '');
+            ? parseInt(info.parsedUrl.port)
+            : defaultPort;
+        info.options.path =
+            (info.parsedUrl.pathname || '') + (info.parsedUrl.search || '');
         info.options.method = method;
         info.options.headers = this._mergeHeaders(headers);
         if (this.userAgent != null) {
-            info.options.headers["user-agent"] = this.userAgent;
+            info.options.headers['user-agent'] = this.userAgent;
         }
         info.options.agent = this._getAgent(info.parsedUrl);
         // gives handlers an opportunity to participate
         if (this.handlers) {
-            this.handlers.forEach((handler) => {
+            this.handlers.forEach(handler => {
                 handler.prepareRequest(info.options);
             });
         }
         return info;
     }
     _mergeHeaders(headers) {
-        const lowercaseKeys = obj => Object.keys(obj).reduce((c, k) => (c[k.toLowerCase()] = obj[k], c), {});
+        const lowercaseKeys = obj => Object.keys(obj).reduce((c, k) => ((c[k.toLowerCase()] = obj[k]), c), {});
         if (this.requestOptions && this.requestOptions.headers) {
             return Object.assign({}, lowercaseKeys(this.requestOptions.headers), lowercaseKeys(headers));
         }
         return lowercaseKeys(headers || {});
     }
     _getExistingOrDefaultHeader(additionalHeaders, header, _default) {
-        const lowercaseKeys = obj => Object.keys(obj).reduce((c, k) => (c[k.toLowerCase()] = obj[k], c), {});
+        const lowercaseKeys = obj => Object.keys(obj).reduce((c, k) => ((c[k.toLowerCase()] = obj[k]), c), {});
         let clientHeader;
         if (this.requestOptions && this.requestOptions.headers) {
             clientHeader = lowercaseKeys(this.requestOptions.headers)[header];
@@ -13567,7 +13635,7 @@ class HttpClient {
                     proxyAuth: proxyUrl.auth,
                     host: proxyUrl.hostname,
                     port: proxyUrl.port
-                },
+                }
             };
             let tunnelAgent;
             const overHttps = proxyUrl.protocol === 'https:';
@@ -13594,7 +13662,9 @@ class HttpClient {
             // we don't want to set NODE_TLS_REJECT_UNAUTHORIZED=0 since that will affect request for entire process
             // http.RequestOptions doesn't expose a way to modify RequestOptions.agent.options
             // we have to cast it to any and change it directly
-            agent.options = Object.assign(agent.options || {}, { rejectUnauthorized: false });
+            agent.options = Object.assign(agent.options || {}, {
+                rejectUnauthorized: false
+            });
         }
         return agent;
     }
@@ -13655,7 +13725,7 @@ class HttpClient {
                     msg = contents;
                 }
                 else {
-                    msg = "Failed request: (" + statusCode + ")";
+                    msg = 'Failed request: (' + statusCode + ')';
                 }
                 let err = new Error(msg);
                 // attach statusCode and body obj (if available) to the error object
@@ -17293,22 +17363,36 @@ module.exports = require("fs");
 
 "use strict";
 
-var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
-    return new (P || (P = Promise))(function (resolve, reject) {
+    if (k2 === undefined) k2 = k;
-        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
-        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+}) : (function(o, m, k, k2) {
-        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
+    if (k2 === undefined) k2 = k;
-        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    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 (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
-    result["default"] = mod;
+    __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) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
 Object.defineProperty(exports, "__esModule", { value: true });
+exports.DotnetCoreInstaller = void 0;
 // Load tempDirectory before it gets wiped by tool-cache
 let tempDirectory = process.env['RUNNER_TEMPDIRECTORY'] || '';
 const core = __importStar(__webpack_require__(470));
@@ -21141,12 +21225,10 @@ function getProxyUrl(reqUrl) {
     }
     let proxyVar;
     if (usingSsl) {
-        proxyVar = process.env["https_proxy"] ||
+        proxyVar = process.env['https_proxy'] || process.env['HTTPS_PROXY'];
-            process.env["HTTPS_PROXY"];
     }
     else {
-        proxyVar = process.env["http_proxy"] ||
+        proxyVar = process.env['http_proxy'] || process.env['HTTP_PROXY'];
-            process.env["HTTP_PROXY"];
     }
     if (proxyVar) {
         proxyUrl = url.parse(proxyVar);
@@ -21158,7 +21240,7 @@ function checkBypass(reqUrl) {
     if (!reqUrl.hostname) {
         return false;
     }
-    let noProxy = process.env["no_proxy"] || process.env["NO_PROXY"] || '';
+    let noProxy = process.env['no_proxy'] || process.env['NO_PROXY'] || '';
     if (!noProxy) {
         return false;
     }
@@ -21179,7 +21261,10 @@ function checkBypass(reqUrl) {
         upperReqHosts.push(`${upperReqHosts[0]}:${reqPort}`);
     }
     // Compare request host against noproxy
-    for (let upperNoProxyItem of noProxy.split(',').map(x => x.trim().toUpperCase()).filter(x => x)) {
+    for (let upperNoProxyItem of noProxy
+        .split(',')
+        .map(x => x.trim().toUpperCase())
+        .filter(x => x)) {
         if (upperReqHosts.some(x => x === upperNoProxyItem)) {
             return true;
         }

externals/install-dotnet.sh

@@ -172,7 +172,7 @@ get_current_os_name() {
         return 0
     elif [ "$uname" = "FreeBSD" ]; then
         echo "freebsd"
-        return 0        
+        return 0
     elif [ "$uname" = "Linux" ]; then
         local linux_platform_name
         linux_platform_name="$(get_linux_platform_name)" || { echo "linux" && return 0 ; }
@@ -728,11 +728,12 @@ downloadcurl() {
     # Append feed_credential as late as possible before calling curl to avoid logging feed_credential
     remote_path="${remote_path}${feed_credential}"
 
+    local curl_options="--retry 20 --retry-delay 2 --connect-timeout 15 -sSL -f --create-dirs "
     local failed=false
     if [ -z "$out_path" ]; then
-        curl --retry 10 -sSL -f --create-dirs "$remote_path" || failed=true
+        curl $curl_options "$remote_path" || failed=true
     else
-        curl --retry 10 -sSL -f --create-dirs -o "$out_path" "$remote_path" || failed=true
+        curl $curl_options -o "$out_path" "$remote_path" || failed=true
     fi
     if [ "$failed" = true ]; then
         say_verbose "Curl download failed"
@@ -748,12 +749,12 @@ downloadwget() {
 
     # Append feed_credential as late as possible before calling wget to avoid logging feed_credential
     remote_path="${remote_path}${feed_credential}"
-
+    local wget_options="--tries 20 --waitretry 2 --connect-timeout 15 "
     local failed=false
     if [ -z "$out_path" ]; then
-        wget -q --tries 10 -O - "$remote_path" || failed=true
+        wget -q $wget_options -O - "$remote_path" || failed=true
     else
-        wget --tries 10 -O "$out_path" "$remote_path" || failed=true
+        wget $wget_options -O "$out_path" "$remote_path" || failed=true
     fi
     if [ "$failed" = true ]; then
         say_verbose "Wget download failed"

package.json

@@ -26,7 +26,7 @@
     "@actions/core": "^1.2.2",
     "@actions/exec": "^1.0.3",
     "@actions/github": "^1.1.0",
-    "@actions/http-client": "^1.0.6",
+    "@actions/http-client": "^1.0.8",
     "@actions/io": "^1.0.2",
     "@actions/tool-cache": "^1.3.1",
     "fast-xml-parser": "^3.15.1",
@@ -38,11 +38,11 @@
     "@types/node": "^12.0.4",
     "@types/semver": "^6.0.0",
     "@zeit/ncc": "^0.21.0",
-    "jest": "^24.9.0",
+    "jest": "^26.0.1",
-    "jest-circus": "^24.7.1",
+    "jest-circus": "^26.0.1",
     "prettier": "^1.17.1",
-    "ts-jest": "^24.0.2",
+    "ts-jest": "^26.0.0",
-    "typescript": "^3.5.1",
+    "typescript": "^3.9.2",
     "wget-improved": "^3.0.2"
   }
 }

src/setup-dotnet.ts

@@ -1,36 +1,49 @@
-import * as core from '@actions/core';
+import * as core from '@actions/core';
-import * as installer from './installer';
+import * as installer from './installer';
-import * as path from 'path';
+import * as fs from 'fs';
-import * as auth from './authutil';
+import * as path from 'path';
-
+import * as auth from './authutil';
-async function run() {
+
-  try {
+export async function run() {
-    //
+  try {
-    // Version is optional.  If supplied, install / use from the tool cache
+    //
-    // If not supplied then task is still used to setup proxy, auth, etc...
+    // Version is optional.  If supplied, install / use from the tool cache
-    //
+    // If not supplied then task is still used to setup proxy, auth, etc...
-
+    //
-    let version = core.getInput('version');
+    let version: string = core.getInput('version');
-    if (!version) {
+    if (!version) {
-      version = core.getInput('dotnet-version');
+      version = core.getInput('dotnet-version');
-    }
+    }
-    if (version) {
+    if (!version) {
-      const dotnetInstaller = new installer.DotnetCoreInstaller(version);
+      // Try to fall back to global.json
-      await dotnetInstaller.installDotnet();
+      core.debug('No version found, trying to find version from global.json');
-    }
+      const globalJsonPath = path.join(process.cwd(), 'global.json');
-
+      if (fs.existsSync(globalJsonPath)) {
-    const sourceUrl: string = core.getInput('source-url');
+        const globalJson = JSON.parse(
-    const configFile: string = core.getInput('config-file');
+          fs.readFileSync(globalJsonPath, {encoding: 'utf8'})
-    if (sourceUrl) {
+        );
-      auth.configAuthentication(sourceUrl, configFile);
+        if (globalJson.sdk && globalJson.sdk.version) {
-    }
+          version = globalJson.sdk.version;
-    // TODO: setup proxy from runner proxy config
+        }
-
+      }
-    const matchersPath = path.join(__dirname, '..', '.github');
+    }
-    console.log(`##[add-matcher]${path.join(matchersPath, 'csc.json')}`);
+
-  } catch (error) {
+    if (version) {
-    core.setFailed(error.message);
+      const dotnetInstaller = new installer.DotnetCoreInstaller(version);
-  }
+      await dotnetInstaller.installDotnet();
-}
+    }
-
+
-run();
+    const sourceUrl: string = core.getInput('source-url');
+    const configFile: string = core.getInput('config-file');
+    if (sourceUrl) {
+      auth.configAuthentication(sourceUrl, configFile);
+    }
+
+    const matchersPath = path.join(__dirname, '..', '.github');
+    console.log(`##[add-matcher]${path.join(matchersPath, 'csc.json')}`);
+  } catch (error) {
+    core.setFailed(error.message);
+  }
+}
+
+run();