Merge pull request #195 from actions/malob/update-readme

Add preview example to README

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @actions/virtual-environments-owners

.github/ISSUE_TEMPLATE/bug_report.md

@@ -2,22 +2,31 @@
 name: Bug report
 about: Create a bug report
 title: ''
-labels: ''
+labels: bug, needs triage
 assignees: ''
 
 ---
 
-### Description
+**Description:**
+A clear and concise description of what the bug is.
 
-<!--
-* Please share short description of the problem
-  -->
+**Task version:**
+Specify the task version
 
-### Details
+**Platform:**
+- [ ] Ubuntu
+- [ ] macOS
+- [ ] Windows
 
-<!--
-* Include the relevant yaml, platform, and dotnet versions in use
-* If an error occurred on a public action, please share a link
-* Include any error messages received in text (search does not work for images)
-* Was this a regression from previous behavior?
-  -->
+**Runner type:**
+- [ ] Hosted
+- [ ] Self-hosted
+
+**Repro steps:**  
+A description with steps to reproduce the issue. If your have a public example or repo to share, please provide the link.
+
+**Expected behavior:**
+A description of what you expected to happen.
+
+**Actual behavior:**
+A description of what is actually happening.

.github/ISSUE_TEMPLATE/config.yml

@@ -1,4 +1,4 @@
-blank_issues_enabled: true
+blank_issues_enabled: false
 contact_links:
   - name: .NET issues
     url: https://github.com/dotnet/runtime#filing-issues

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,16 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: feature request, needs triage
+assignees: ''
+---
+
+**Description:**
+Describe your proposal.
+
+**Justification:**
+Justification or a use case for your proposal.
+
+**Are you willing to submit a PR?**
+<!--- We accept contributions! -->

.github/pull_request_template.md

@@ -0,0 +1,9 @@
+**Description:**
+Describe your changes.
+
+**Related issue:**
+Add link to the related issue.
+
+**Check list:**
+- [ ] Mark if documentation changes are required.
+- [ ] Mark if tests were added or updated to cover the changes.

.github/workflows/test-dotnet.yml

@@ -0,0 +1,37 @@
+name: Validate dotnet
+
+on:
+  pull_request:
+    paths-ignore:
+      - '**.md'
+  push:
+    branches:
+      - main
+      - releases/*
+    paths-ignore:
+      - '**.md'
+
+jobs:
+  setup-version:
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      fail-fast: false
+      matrix:
+        operating-system: [ubuntu-latest, windows-latest, macOS-latest]
+        dotnet-version: ['2.1', '2.2', '3.0', '3.1', '5.0']
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Clear toolcache
+        shell: pwsh
+        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
+      - name: Setup dotnet ${{ matrix.dotnet-version }}
+        uses: ./
+        with:
+          dotnet-version: ${{ matrix.dotnet-version }}
+      - name: Check installed version
+        shell: pwsh
+        run: |
+          $version = & dotnet --version
+          Write-Host "Installed version: $version"
+          if (-not $version.StartsWith("${{ matrix.dotnet-version }}")) { throw "Unexpected version" }

.github/workflows/workflow.yml

@@ -2,10 +2,14 @@ name: Main workflow
 
 on:
   pull_request:
+    paths-ignore:
+      - '**.md'
   push:
     branches:
       - main
       - releases/*
+    paths-ignore:
+      - '**.md'
 
 jobs:
   build:
@@ -29,7 +33,7 @@ jobs:
       if: runner.os != 'windows'
       run: __tests__/verify-no-unstaged-changes.sh
 
-  test:
+  test-setup-full-version:
     runs-on: ${{ matrix.operating-system }}
     strategy:
       fail-fast: false
@@ -38,25 +42,9 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-      - name: Clear tool cache (macOS)
-        if: runner.os == 'macos'
-        run: |
-          echo $PATH
-          dotnet --info
-          rm -rf "/Users/runner/.dotnet"
-      - name: Clear tool cache (Ubuntu)
-        if: runner.os == 'linux'
-        run: |
-          echo $PATH
-          dotnet --info
-          rm -rf "/usr/share/dotnet"
-      - name: Clear tool cache (Windows)
-        if: runner.os == 'windows'
-        run: |
-          echo $env:PATH
-          dotnet --info
-          Remove-Item $env:LocalAppData\Microsoft\dotnet/*  -Recurse -Force -ErrorAction SilentlyContinue
-          Remove-Item "$env:ProgramFiles\dotnet/*"  -Recurse -Force -ErrorAction SilentlyContinue
+      - name: Clear toolcache
+        shell: pwsh
+        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
       # Side-by-side install of 2.2 and 3.1 used for the test project
       - name: Setup dotnet 2.2.402
         uses: ./
@@ -70,67 +58,86 @@ jobs:
           source-url: https://api.nuget.org/v3/index.json
         env:
           NUGET_AUTH_TOKEN: NOTATOKEN
+      - name: Verify nuget config file
+        shell: pwsh
+        run: |
+          if (-Not (Test-Path "../nuget.config")) { throw "nuget file not generated correctly" }
       - name: Verify dotnet
-        if: runner.os != 'windows'
-        run: __tests__/verify-dotnet.sh 3.1.201 2.2.402
-      - name: Verify dotnet (Windows)
-        if: runner.os == 'windows'
+        shell: pwsh
         run: __tests__/verify-dotnet.ps1 3.1.201 2.2.402
 
-      # Set new cache before 2 digit install
-      - name: Set new tool cache (macOS)
-        if: runner.os == 'macos'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::/Users/runner/.dotnet2"
-      - name: Set new tool cache (Ubuntu)
-        if: runner.os == 'linux'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::/home/runner/.dotnet2"
-      - name: Set new tool cache (Windows)
-        if: runner.os == 'windows'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::$env:LocalAppData\Microsoft\dotnet2"
+  test-setup-without-patch-version:
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      fail-fast: false
+      matrix:
+        operating-system: [ubuntu-latest, windows-latest, macOS-latest]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Clear toolcache
+        shell: pwsh
+        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
       # 2.0, 3.0, 5.0 needs to be in single quotes to interpret as a string instead of as an integer
-      - name: Setup dotnet '2.0'
+      - name: Setup dotnet '3.1'
         uses: ./
         with:
-          dotnet-version: '2.0'
+          dotnet-version: '3.1'
+      - name: Setup dotnet '2.2'
+        uses: ./
+        with:
+          dotnet-version: '2.2'
+      - name: Verify dotnet
+        shell: pwsh
+        run: __tests__/verify-dotnet.ps1 3.1 2.2
+  
+  test-setup-latest-patch-version:
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      fail-fast: false
+      matrix:
+        operating-system: [ubuntu-latest, windows-latest, macOS-latest]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Clear toolcache
+        shell: pwsh
+        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
+      - name: Setup dotnet 3.1.x
+        uses: ./
+        with:
+          dotnet-version: 3.1.x
+      - name: Setup dotnet 2.2.x
+        uses: ./
+        with:
+          dotnet-version: 2.2.x
+      - name: Verify dotnet
+        shell: pwsh
+        run: __tests__/verify-dotnet.ps1 3.1 2.2
 
-      # Clear cache before .x version install
-      - name: Set new tool cache (macOS)
-        if: runner.os == 'macos'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::/Users/runner/.dotnet3"
-      - name: Set new tool cache (Ubuntu)
-        if: runner.os == 'linux'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::/home/runner/.dotnet3"
-      - name: Set new tool cache (Windows)
-        if: runner.os == 'windows'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::$env:LocalAppData\Microsoft\dotnet3"
-      - name: Setup dotnet 2.0.x
+  test-setup-with-wildcard:
+    runs-on: ${{ matrix.operating-system }}
+    strategy:
+      fail-fast: false
+      matrix:
+        operating-system: [ubuntu-latest, windows-latest, macOS-latest]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Clear toolcache
+        shell: pwsh
+        run: __tests__/clear-toolcache.ps1 ${{ runner.os }}
+      - name: Setup dotnet 3.1.*
         uses: ./
         with:
-          dotnet-version: 2.0.x
-
-      # Clear cache before .* version install
-      - name: Set new tool cache (macOS)
-        if: runner.os == 'macos'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::/Users/runner/.dotnet4"
-      - name: Set new tool cache (Ubuntu)
-        if: runner.os == 'linux'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::/home/runner/.dotnet4"
-      - name: Set new tool cache (Windows)
-        if: runner.os == 'windows'
-        run: |
-          echo "::set-env name=DOTNET_INSTALL_DIR::$env:LocalAppData\Microsoft\dotnet4"
-      - name: Setup dotnet 2.0.*
+          dotnet-version: 3.1.*
+      - name: Setup dotnet 2.2.*
         uses: ./
         with:
-          dotnet-version: 2.0.*
+          dotnet-version: 2.2.*
+      - name: Verify dotnet
+        shell: pwsh
+        run: __tests__/verify-dotnet.ps1 3.1 2.2
 
   test-proxy:
     runs-on: ubuntu-latest

.licenses/npm/@actions/core.dep.yml

@@ -1,6 +1,6 @@
 ---
 name: "@actions/core"
-version: 1.2.5
+version: 1.2.6
 type: npm
 summary: Actions core lib
 homepage: https://github.com/actions/toolkit/tree/main/packages/core

README.md

@@ -13,7 +13,7 @@ This action sets up a [dotnet core cli](https://github.com/dotnet/cli) environme
 Please Note: GitHub hosted runners have some versions of the .NET SDK
 preinstalled. Installed versions are subject to change. Please refer to the
 documentation
-[software installed on github hosted runners](https://help.github.com/en/actions/reference/software-installed-on-github-hosted-runners)
+[software installed on github hosted runners](https://docs.github.com/en/actions/using-github-hosted-runners/about-github-hosted-runners#supported-software)
 for .NET SDK versions that are currently available.
 
 # Usage
@@ -23,13 +23,24 @@ See [action.yml](action.yml)
 Basic:
 ```yaml
 steps:
-- uses: actions/checkout@main
+- uses: actions/checkout@v2
 - uses: actions/setup-dotnet@v1
   with:
     dotnet-version: '3.1.x' # SDK Version to use; x will use the latest version of the 3.1 channel
 - run: dotnet build <my project>
 ```
 
+Preview version:
+```yml
+steps:
+- uses: actions@checkout@v2
+- uses: actions/setup-dotnet@v1
+  with:
+    dotnet-version: '6.0.x'
+    include-prerelease: true
+- run: dotnet build <my project>
+```
+
 Matrix Testing:
 ```yaml
 jobs:
@@ -37,7 +48,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dotnet: [ '2.2.103', '3.0', '3.1.x' ]
+        dotnet: [ '2.1.x', '3.1.x', '5.0.x' ]
     name: Dotnet ${{ matrix.dotnet }} sample
     steps:
       - uses: actions/checkout@v2
@@ -59,7 +70,7 @@ jobs:
       - name: Setup dotnet
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: '2.2.103'
+          dotnet-version: '2.1.x'
       - name: Setup dotnet
         uses: actions/setup-dotnet@v1
         with:
@@ -113,7 +124,7 @@ build:
     - uses: actions/checkout@main
     - uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: '3.1.100' # SDK Version to use.
+        dotnet-version: '3.1.x' # SDK Version to use.
 ```
 
 # License

__tests__/clear-toolcache.ps1

@@ -0,0 +1,13 @@
+$dotnetPaths = @{
+    Linux = @("/usr/share/dotnet")
+    macOS = @("$env:HOME/.dotnet")
+    Windows = @("$env:ProgramFiles\dotnet/*",
+                  "$env:LocalAppData\Microsoft\dotnet/*")
+}
+
+foreach ($path in $dotnetPaths[$args[0]]) {
+    if (Test-Path $path) {
+        Write-Host "Clear $path path"
+        Remove-Item $path -Recurse -Force
+    }
+}

__tests__/verify-dotnet.ps1

@@ -3,30 +3,34 @@ if (!$args[0])
   throw "Must supply dotnet version argument"
 }
 
-if (-Not (Test-Path "../nuget.config"))
-{
-  throw "nuget file not generated correctly"
-}
-
 $dotnet = Get-Command dotnet | Select-Object -First 1 | ForEach-Object { $_.Path }
 Write-Host "Found '$dotnet'"
 
 $version = & $dotnet --version | Out-String | ForEach-Object { $_.Trim() }
 Write-Host "Version $version"
-if ($version -ne $args[0])
+if (-not ($version.StartsWith($args[0].ToString())))
 {
-  Write-Host "PATH='$env:path'"
+  Write-Host "PATH='$env:PATH'"
   throw "Unexpected version"
 }
 
 if ($args[1])
 {
   # SDKs are listed on multiple lines with the path afterwards in square brackets
-  $version = & $dotnet --list-sdks | ForEach-Object { $_.SubString(0, $_.IndexOf('[')).Trim() }
-  Write-Host "Version $version"
-  if (-not ($version -contains $args[1]))
+  $versions = & $dotnet --list-sdks | ForEach-Object { $_.SubString(0, $_.IndexOf('[')).Trim() }
+  Write-Host "Installed versions: $versions"
+  $isInstalledVersion = $false
+  foreach ($version in $versions)
   {
-    Write-Host "PATH='$env:path'"
+    if ($version.StartsWith($args[1].ToString())) 
+    {
+      $isInstalledVersion = $true
+      break
+    }
+  }
+  if (-not $isInstalledVersion)
+  {
+    Write-Host "PATH='$env:PATH'"
     throw "Unexpected version"
   }
 }

__tests__/versionutil.test.ts

@@ -13,6 +13,8 @@ describe('version tests', () => {
   );
 
   each([
+    ['3.x', '3.x'],
+    ['3.*', '3.*'],
     ['3.1.x', '3.1'],
     ['1.1.*', '1.1'],
     ['2.0', '2.0']
@@ -42,7 +44,6 @@ describe('version tests', () => {
     '.2.3',
     '.2.x',
     '1',
-    '2.x',
     '*.*.1',
     '*.1',
     '*.',

action.yml

@@ -6,13 +6,16 @@ branding:
   color: green
 inputs:
   dotnet-version:
-    description: 'SDK version to use. Examples: 2.2.104, 3.1, 3.1.x'
+    description: 'Optional SDK version to use. If not provided, will install global.json version when available. Examples: 2.2.104, 3.1, 3.1.x'
   source-url:
     description: 'Optional package source for which to set up authentication. Will consult any existing NuGet.config in the root of the repo and provide a temporary NuGet.config using the NUGET_AUTH_TOKEN environment variable as a ClearTextPassword'
   owner:
     description: 'Optional OWNER for using packages from GitHub Package Registry organizations/users other than the current repository''s owner. Only used if a GPR URL is also provided in source-url'
   config-file:
     description: 'Optional NuGet.config location, if your NuGet.config isn''t located in the root of the repo.'
+  include-prerelease:
+    description: 'Whether prerelease versions should be matched with non-exact versions (for example 5.0.0-preview.6 being matched by 5, 5.0, 5.x or 5.0.x). Defaults to false if not provided.'
+    required: False
 runs:
   using: 'node12'
   main: 'dist/index.js'

dist/index.js

@@ -2932,6 +2932,32 @@ module.exports = function(tagname, parent, val) {
 };
 
 
+/***/ }),
+
+/***/ 82:
+/***/ (function(__unusedmodule, exports) {
+
+"use strict";
+
+// We use any as a valid input type
+/* eslint-disable @typescript-eslint/no-explicit-any */
+Object.defineProperty(exports, "__esModule", { value: true });
+/**
+ * Sanitizes an input into a string so it can be passed into issueCommand safely
+ * @param input input to sanitize into a string
+ */
+function toCommandValue(input) {
+    if (input === null || input === undefined) {
+        return '';
+    }
+    else if (typeof input === 'string' || input instanceof String) {
+        return input;
+    }
+    return JSON.stringify(input);
+}
+exports.toCommandValue = toCommandValue;
+//# sourceMappingURL=utils.js.map
+
 /***/ }),
 
 /***/ 87:
@@ -2941,6 +2967,42 @@ module.exports = require("os");
 
 /***/ }),
 
+/***/ 102:
+/***/ (function(__unusedmodule, exports, __webpack_require__) {
+
+"use strict";
+
+// For internal use, subject to change.
+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];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+// We use any as a valid input type
+/* eslint-disable @typescript-eslint/no-explicit-any */
+const fs = __importStar(__webpack_require__(747));
+const os = __importStar(__webpack_require__(87));
+const utils_1 = __webpack_require__(82);
+function issueCommand(command, message) {
+    const filePath = process.env[`GITHUB_${command}`];
+    if (!filePath) {
+        throw new Error(`Unable to find environment variable for file command ${command}`);
+    }
+    if (!fs.existsSync(filePath)) {
+        throw new Error(`Missing file at path: ${filePath}`);
+    }
+    fs.appendFileSync(filePath, `${utils_1.toCommandValue(message)}${os.EOL}`, {
+        encoding: 'utf8'
+    });
+}
+exports.issueCommand = issueCommand;
+//# sourceMappingURL=file-command.js.map
+
+/***/ }),
+
 /***/ 118:
 /***/ (function(module, __unusedexports, __webpack_require__) {
 
@@ -4778,11 +4840,26 @@ const github = __importStar(__webpack_require__(469));
 const xmlbuilder = __importStar(__webpack_require__(312));
 const xmlParser = __importStar(__webpack_require__(989));
 function configAuthentication(feedUrl, existingFileLocation = '', processRoot = process.cwd()) {
-    const existingNuGetConfig = path.resolve(processRoot, existingFileLocation == '' ? 'nuget.config' : existingFileLocation);
+    const existingNuGetConfig = path.resolve(processRoot, existingFileLocation === ''
+        ? getExistingNugetConfig(processRoot)
+        : existingFileLocation);
     const tempNuGetConfig = path.resolve(processRoot, '../', 'nuget.config');
     writeFeedToFile(feedUrl, existingNuGetConfig, tempNuGetConfig);
 }
 exports.configAuthentication = configAuthentication;
+function isValidKey(key) {
+    return /^[\w\-\.]+$/i.test(key);
+}
+function getExistingNugetConfig(processRoot) {
+    const defaultConfigName = 'nuget.config';
+    const configFileNames = fs
+        .readdirSync(processRoot)
+        .filter(filename => filename.toLowerCase() === defaultConfigName);
+    if (configFileNames.length) {
+        return configFileNames[0];
+    }
+    return defaultConfigName;
+}
 function writeFeedToFile(feedUrl, existingFileLocation, tempFileLocation) {
     console.log(`dotnet-auth: Finding any source references in ${existingFileLocation}, writing a new temporary configuration file with credentials to ${tempFileLocation}`);
     let xml;
@@ -4848,8 +4925,8 @@ function writeFeedToFile(feedUrl, existingFileLocation, tempFileLocation) {
     }
     xml = xml.ele('packageSourceCredentials');
     sourceKeys.forEach(key => {
-        if (key.indexOf(' ') > -1) {
-            throw new Error("This action currently can't handle source names with spaces. Remove the space from your repo's NuGet.config and try again.");
+        if (!isValidKey(key)) {
+            throw new Error("Source name can contain letters, numbers, and '-', '_', '.' symbols only. Please, fix source name in NuGet.config and try again.");
         }
         xml = xml
             .ele(key)
@@ -7752,14 +7829,18 @@ function run() {
                 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' }));
+                    const globalJson = JSON.parse(
+                    // .trim() is necessary to strip BOM https://github.com/nodejs/node/issues/20649
+                    fs.readFileSync(globalJsonPath, { encoding: 'utf8' }).trim());
                     if (globalJson.sdk && globalJson.sdk.version) {
                         version = globalJson.sdk.version;
                     }
                 }
             }
             if (version) {
-                const dotnetInstaller = new installer.DotnetCoreInstaller(version);
+                const includePrerelease = (core.getInput('include-prerelease') || 'false').toLowerCase() ===
+                    'true';
+                const dotnetInstaller = new installer.DotnetCoreInstaller(version, includePrerelease);
                 yield dotnetInstaller.installDotnet();
             }
             const sourceUrl = core.getInput('source-url');
@@ -8936,6 +9017,7 @@ var __importStar = (this && this.__importStar) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 const os = __importStar(__webpack_require__(87));
+const utils_1 = __webpack_require__(82);
 /**
  * Commands
  *
@@ -8989,28 +9071,14 @@ class Command {
         return cmdStr;
     }
 }
-/**
- * Sanitizes an input into a string so it can be passed into issueCommand safely
- * @param input input to sanitize into a string
- */
-function toCommandValue(input) {
-    if (input === null || input === undefined) {
-        return '';
-    }
-    else if (typeof input === 'string' || input instanceof String) {
-        return input;
-    }
-    return JSON.stringify(input);
-}
-exports.toCommandValue = toCommandValue;
 function escapeData(s) {
-    return toCommandValue(s)
+    return utils_1.toCommandValue(s)
         .replace(/%/g, '%25')
         .replace(/\r/g, '%0D')
         .replace(/\n/g, '%0A');
 }
 function escapeProperty(s) {
-    return toCommandValue(s)
+    return utils_1.toCommandValue(s)
         .replace(/%/g, '%25')
         .replace(/\r/g, '%0D')
         .replace(/\n/g, '%0A')
@@ -11241,6 +11309,8 @@ var __importStar = (this && this.__importStar) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", { value: true });
 const command_1 = __webpack_require__(431);
+const file_command_1 = __webpack_require__(102);
+const utils_1 = __webpack_require__(82);
 const os = __importStar(__webpack_require__(87));
 const path = __importStar(__webpack_require__(622));
 /**
@@ -11267,9 +11337,17 @@ var ExitCode;
  */
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 function exportVariable(name, val) {
-    const convertedVal = command_1.toCommandValue(val);
+    const convertedVal = utils_1.toCommandValue(val);
     process.env[name] = convertedVal;
-    command_1.issueCommand('set-env', { name }, convertedVal);
+    const filePath = process.env['GITHUB_ENV'] || '';
+    if (filePath) {
+        const delimiter = '_GitHubActionsFileCommandDelimeter_';
+        const commandValue = `${name}<<${delimiter}${os.EOL}${convertedVal}${os.EOL}${delimiter}`;
+        file_command_1.issueCommand('ENV', commandValue);
+    }
+    else {
+        command_1.issueCommand('set-env', { name }, convertedVal);
+    }
 }
 exports.exportVariable = exportVariable;
 /**
@@ -11285,7 +11363,13 @@ exports.setSecret = setSecret;
  * @param inputPath
  */
 function addPath(inputPath) {
-    command_1.issueCommand('add-path', {}, inputPath);
+    const filePath = process.env['GITHUB_PATH'] || '';
+    if (filePath) {
+        file_command_1.issueCommand('PATH', inputPath);
+    }
+    else {
+        command_1.issueCommand('add-path', {}, inputPath);
+    }
     process.env['PATH'] = `${inputPath}${path.delimiter}${process.env['PATH']}`;
 }
 exports.addPath = addPath;
@@ -16803,15 +16887,16 @@ class DotNetVersionInfo {
             this.isExactVersionSet = true;
             return;
         }
-        //Note: No support for previews when using generic
-        let parts = version.split('.');
+        const parts = version.split('.');
         if (parts.length < 2 || parts.length > 3)
             this.throwInvalidVersionFormat();
         if (parts.length == 3 && parts[2] !== 'x' && parts[2] !== '*') {
             this.throwInvalidVersionFormat();
         }
-        let major = this.getVersionNumberOrThrow(parts[0]);
-        let minor = this.getVersionNumberOrThrow(parts[1]);
+        const major = this.getVersionNumberOrThrow(parts[0]);
+        const minor = ['x', '*'].includes(parts[1])
+            ? parts[1]
+            : this.getVersionNumberOrThrow(parts[1]);
         this.fullversion = major + '.' + minor;
     }
     getVersionNumberOrThrow(input) {
@@ -16829,7 +16914,7 @@ class DotNetVersionInfo {
         }
     }
     throwInvalidVersionFormat() {
-        throw 'Invalid version format! Supported: 1.2.3, 1.2, 1.2.x, 1.2.*';
+        throw new Error('Invalid version format! Supported: 1.2.3, 1.2, 1.2.x, 1.2.*');
     }
     /**
      * If true exacatly one version should be resolved
@@ -16843,8 +16928,9 @@ class DotNetVersionInfo {
 }
 exports.DotNetVersionInfo = DotNetVersionInfo;
 class DotnetCoreInstaller {
-    constructor(version) {
+    constructor(version, includePrerelease = false) {
         this.version = version;
+        this.includePrerelease = includePrerelease;
     }
     installDotnet() {
         return __awaiter(this, void 0, void 0, function* () {
@@ -16932,7 +17018,7 @@ class DotnetCoreInstaller {
             }
             console.log(process.env['PATH']);
             if (resultCode != 0) {
-                throw `Failed to install dotnet ${resultCode}. ${output}`;
+                throw new Error(`Failed to install dotnet ${resultCode}. ${output}`);
             }
         });
     }
@@ -16951,16 +17037,24 @@ class DotnetCoreInstaller {
             const releasesResult = releasesResponse.result || {};
             let releasesInfo = releasesResult['releases'];
             releasesInfo = releasesInfo.filter((releaseInfo) => {
-                return (semver.satisfies(releaseInfo['sdk']['version'], versionInfo.version()) ||
-                    semver.satisfies(releaseInfo['sdk']['version-display'], versionInfo.version()));
+                return (semver.satisfies(releaseInfo['sdk']['version'], versionInfo.version(), {
+                    includePrerelease: this.includePrerelease
+                }) ||
+                    semver.satisfies(releaseInfo['sdk']['version-display'], versionInfo.version(), {
+                        includePrerelease: this.includePrerelease
+                    }));
             });
             // Exclude versions that are newer than the latest if using not exact
             let latestSdk = releasesResult['latest-sdk'];
-            releasesInfo = releasesInfo.filter((releaseInfo) => semver.lte(releaseInfo['sdk']['version'], latestSdk));
+            releasesInfo = releasesInfo.filter((releaseInfo) => semver.lte(releaseInfo['sdk']['version'], latestSdk, {
+                includePrerelease: this.includePrerelease
+            }));
             // Sort for latest version
-            releasesInfo = releasesInfo.sort((a, b) => semver.rcompare(a['sdk']['version'], b['sdk']['version']));
+            releasesInfo = releasesInfo.sort((a, b) => semver.rcompare(a['sdk']['version'], b['sdk']['version'], {
+                includePrerelease: this.includePrerelease
+            }));
             if (releasesInfo.length == 0) {
-                throw `Could not find dotnet core version. Please ensure that specified version ${versionInfo.inputVersion} is valid.`;
+                throw new Error(`Could not find dotnet core version. Please ensure that specified version ${versionInfo.inputVersion} is valid.`);
             }
             let release = releasesInfo[0];
             return release['sdk']['version'];
@@ -16981,7 +17075,7 @@ class DotnetCoreInstaller {
                 return versionParts[0] == sdkParts[0];
             });
             if (releasesInfo.length === 0) {
-                throw `Could not find info for version ${versionParts.join('.')} at ${DotNetCoreIndexUrl}`;
+                throw new Error(`Could not find info for version ${versionParts.join('.')} at ${DotNetCoreIndexUrl}`);
             }
             return releasesInfo[0]['releases.json'];
         });

docs/contributors.md

@@ -22,3 +22,13 @@ If you would like to contribute there are a few things to consider:
 ## Writing tests
 
 With any contribution please take time to consider how this can be tested to maintain high quality. Current tests can be found in the folder __tests__ for examples.
+
+## Creating new version
+
+Details on versioning can be found here: https://github.com/actions/toolkit/blob/main/docs/action-versioning.md
+Create a new release using the UI. Version format should be `v1.x.x`. Creating a new major version requires reaction from users and should be done only with breaking changes.
+Once the new release is created, the v1 tag needs to be updated as well.
+```
+git tag -fa v1 -m "Update v1 tag"
+git push origin v1 --force
+```

externals/install-dotnet.ps1

@@ -23,8 +23,6 @@
     Default: latest
     Represents a build version on specific channel. Possible values:
     - latest - most latest build on specific channel
-    - coherent - most latest coherent build on specific channel
-          coherent applies only to SDK downloads
     - 3-part version in a format A.B.C - represents specific version of build
           examples: 2.0.0-preview2-006120, 1.1.0
 .PARAMETER InstallDir
@@ -122,24 +120,42 @@ $VersionRegEx="/\d+\.\d+[^/]+/"
 $OverrideNonVersionedFiles = !$SkipNonVersionedFiles
 
 function Say($str) {
-    try
-    {
+    try {
         Write-Host "dotnet-install: $str"
     }
-    catch
-    {
+    catch {
         # Some platforms cannot utilize Write-Host (Azure Functions, for instance). Fall back to Write-Output
         Write-Output "dotnet-install: $str"
     }
 }
 
+function Say-Warning($str) {
+    try {
+        Write-Warning "dotnet-install: $str"
+    }
+    catch {
+        # Some platforms cannot utilize Write-Warning (Azure Functions, for instance). Fall back to Write-Output
+        Write-Output "dotnet-install: Warning: $str"
+    }
+}
+
+# Writes a line with error style settings.
+# Use this function to show a human-readable comment along with an exception.
+function Say-Error($str) {
+    try {
+        # Write-Error is quite oververbose for the purpose of the function, let's write one line with error style settings.
+        $Host.UI.WriteErrorLine("dotnet-install: $str")
+    }
+    catch {
+        Write-Output "dotnet-install: Error: $str"
+    }
+}
+
 function Say-Verbose($str) {
-    try
-    {
+    try {
         Write-Verbose "dotnet-install: $str"
     }
-    catch
-    {
+    catch {
         # Some platforms cannot utilize Write-Verbose (Azure Functions, for instance). Fall back to Write-Output
         Write-Output "dotnet-install: $str"
     }
@@ -156,7 +172,7 @@ function Invoke-With-Retry([ScriptBlock]$ScriptBlock, [int]$MaxAttempts = 3, [in
 
     while ($true) {
         try {
-            return $ScriptBlock.Invoke()
+            return & $ScriptBlock
         }
         catch {
             $Attempts++
@@ -195,7 +211,7 @@ function Get-CLIArchitecture-From-Architecture([string]$Architecture) {
         { $_ -eq "x86" } { return "x86" }
         { $_ -eq "arm" } { return "arm" }
         { $_ -eq "arm64" } { return "arm64" }
-        default { throw "Architecture not supported. If you think this is a bug, report it at https://github.com/dotnet/sdk/issues" }
+        default { throw "Architecture '$Architecture' not supported. If you think this is a bug, report it at https://github.com/dotnet/install-scripts/issues" }
     }
 }
 
@@ -270,18 +286,41 @@ function GetHTTPResponse([Uri] $Uri)
             # Default timeout for HttpClient is 100s.  For a 50 MB download this assumes 500 KB/s average, any less will time out
             # 20 minutes allows it to work over much slower connections.
             $HttpClient.Timeout = New-TimeSpan -Minutes 20
-            $Response = $HttpClient.GetAsync("${Uri}${FeedCredential}").Result
-            if (($Response -eq $null) -or (-not ($Response.IsSuccessStatusCode))) {
-                 # The feed credential is potentially sensitive info. Do not log FeedCredential to console output.
-                $ErrorMsg = "Failed to download $Uri."
-                if ($Response -ne $null) {
-                    $ErrorMsg += "  $Response"
+            $Task = $HttpClient.GetAsync("${Uri}${FeedCredential}").ConfigureAwait("false");
+            $Response = $Task.GetAwaiter().GetResult();
+
+            if (($null -eq $Response) -or (-not ($Response.IsSuccessStatusCode))) {
+                # The feed credential is potentially sensitive info. Do not log FeedCredential to console output.
+                $DownloadException = [System.Exception] "Unable to download $Uri."
+
+                if ($null -ne $Response) {
+                    $DownloadException.Data["StatusCode"] = [int] $Response.StatusCode
+                    $DownloadException.Data["ErrorMessage"] = "Unable to download $Uri. Returned HTTP status code: " + $DownloadException.Data["StatusCode"]
                 }
 
-                throw $ErrorMsg
+                throw $DownloadException
             }
 
-             return $Response
+            return $Response
+        }
+        catch [System.Net.Http.HttpRequestException] {
+            $DownloadException = [System.Exception] "Unable to download $Uri."
+
+            # Pick up the exception message and inner exceptions' messages if they exist
+            $CurrentException = $PSItem.Exception
+            $ErrorMsg = $CurrentException.Message + "`r`n"
+            while ($CurrentException.InnerException) {
+              $CurrentException = $CurrentException.InnerException
+              $ErrorMsg += $CurrentException.Message + "`r`n"
+            }
+
+            # Check if there is an issue concerning TLS.
+            if ($ErrorMsg -like "*SSL/TLS*") {
+                $ErrorMsg += "Ensure that TLS 1.2 or higher is enabled to use this script.`r`n"
+            }
+
+            $DownloadException.Data["ErrorMessage"] = $ErrorMsg
+            throw $DownloadException
         }
         finally {
              if ($HttpClient -ne $null) {
@@ -291,7 +330,7 @@ function GetHTTPResponse([Uri] $Uri)
     })
 }
 
-function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel, [bool]$Coherent) {
+function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel) {
     Say-Invocation $MyInvocation
 
     $VersionFileUrl = $null
@@ -301,17 +340,11 @@ function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel, [bool]$Co
     elseif ($Runtime -eq "aspnetcore") {
         $VersionFileUrl = "$UncachedFeed/aspnetcore/Runtime/$Channel/latest.version"
     }
-    # Currently, the WindowsDesktop runtime is manufactured with the .Net core runtime
     elseif ($Runtime -eq "windowsdesktop") {
-        $VersionFileUrl = "$UncachedFeed/Runtime/$Channel/latest.version"
+        $VersionFileUrl = "$UncachedFeed/WindowsDesktop/$Channel/latest.version"
     }
     elseif (-not $Runtime) {
-        if ($Coherent) {
-            $VersionFileUrl = "$UncachedFeed/Sdk/$Channel/latest.coherent.version"
-        }
-        else {
-            $VersionFileUrl = "$UncachedFeed/Sdk/$Channel/latest.version"
-        }
+        $VersionFileUrl = "$UncachedFeed/Sdk/$Channel/latest.version"
     }
     else {
         throw "Invalid value for `$Runtime"
@@ -320,7 +353,8 @@ function Get-Latest-Version-Info([string]$AzureFeed, [string]$Channel, [bool]$Co
         $Response = GetHTTPResponse -Uri $VersionFileUrl
     }
     catch {
-        throw "Could not resolve version information."
+        Say-Error "Could not resolve version information."
+        throw
     }
     $StringContent = $Response.Content.ReadAsStringAsync().Result
 
@@ -346,7 +380,8 @@ function Parse-Jsonfile-For-Version([string]$JSonFile) {
         $JSonContent = Get-Content($JSonFile) -Raw | ConvertFrom-Json | Select-Object -expand "sdk" -ErrorAction SilentlyContinue
     }
     catch {
-        throw "Json file unreadable: '$JSonFile'"
+        Say-Error "Json file unreadable: '$JSonFile'"
+        throw
     }
     if ($JSonContent) {
         try {
@@ -359,7 +394,8 @@ function Parse-Jsonfile-For-Version([string]$JSonFile) {
             }
         }
         catch {
-            throw "Unable to parse the SDK node in '$JSonFile'"
+            Say-Error "Unable to parse the SDK node in '$JSonFile'"
+            throw
         }
     }
     else {
@@ -375,16 +411,12 @@ function Get-Specific-Version-From-Version([string]$AzureFeed, [string]$Channel,
     Say-Invocation $MyInvocation
 
     if (-not $JSonFile) {
-        switch ($Version.ToLower()) {
-            { $_ -eq "latest" } {
-                $LatestVersionInfo = Get-Latest-Version-Info -AzureFeed $AzureFeed -Channel $Channel -Coherent $False
-                return $LatestVersionInfo.Version
-            }
-            { $_ -eq "coherent" } {
-                $LatestVersionInfo = Get-Latest-Version-Info -AzureFeed $AzureFeed -Channel $Channel -Coherent $True
-                return $LatestVersionInfo.Version
-            }
-            default { return $Version }
+        if ($Version.ToLower() -eq "latest") {
+            $LatestVersionInfo = Get-Latest-Version-Info -AzureFeed $AzureFeed -Channel $Channel
+            return $LatestVersionInfo.Version
+        }
+        else {
+            return $Version 
         }
     }
     else {
@@ -395,17 +427,29 @@ function Get-Specific-Version-From-Version([string]$AzureFeed, [string]$Channel,
 function Get-Download-Link([string]$AzureFeed, [string]$SpecificVersion, [string]$CLIArchitecture) {
     Say-Invocation $MyInvocation
 
+    # If anything fails in this lookup it will default to $SpecificVersion
+    $SpecificProductVersion = Get-Product-Version -AzureFeed $AzureFeed -SpecificVersion $SpecificVersion
+
     if ($Runtime -eq "dotnet") {
-        $PayloadURL = "$AzureFeed/Runtime/$SpecificVersion/dotnet-runtime-$SpecificVersion-win-$CLIArchitecture.zip"
+        $PayloadURL = "$AzureFeed/Runtime/$SpecificVersion/dotnet-runtime-$SpecificProductVersion-win-$CLIArchitecture.zip"
     }
     elseif ($Runtime -eq "aspnetcore") {
-        $PayloadURL = "$AzureFeed/aspnetcore/Runtime/$SpecificVersion/aspnetcore-runtime-$SpecificVersion-win-$CLIArchitecture.zip"
+        $PayloadURL = "$AzureFeed/aspnetcore/Runtime/$SpecificVersion/aspnetcore-runtime-$SpecificProductVersion-win-$CLIArchitecture.zip"
     }
     elseif ($Runtime -eq "windowsdesktop") {
-        $PayloadURL = "$AzureFeed/Runtime/$SpecificVersion/windowsdesktop-runtime-$SpecificVersion-win-$CLIArchitecture.zip"
+        # The windows desktop runtime is part of the core runtime layout prior to 5.0
+        $PayloadURL = "$AzureFeed/Runtime/$SpecificVersion/windowsdesktop-runtime-$SpecificProductVersion-win-$CLIArchitecture.zip"
+        if ($SpecificVersion -match '^(\d+)\.(.*)$')
+        {
+            $majorVersion = [int]$Matches[1]
+            if ($majorVersion -ge 5)
+            {
+                $PayloadURL = "$AzureFeed/WindowsDesktop/$SpecificVersion/windowsdesktop-runtime-$SpecificProductVersion-win-$CLIArchitecture.zip"
+            }
+        }
     }
     elseif (-not $Runtime) {
-        $PayloadURL = "$AzureFeed/Sdk/$SpecificVersion/dotnet-sdk-$SpecificVersion-win-$CLIArchitecture.zip"
+        $PayloadURL = "$AzureFeed/Sdk/$SpecificVersion/dotnet-sdk-$SpecificProductVersion-win-$CLIArchitecture.zip"
     }
     else {
         throw "Invalid value for `$Runtime"
@@ -413,7 +457,7 @@ function Get-Download-Link([string]$AzureFeed, [string]$SpecificVersion, [string
 
     Say-Verbose "Constructed primary named payload URL: $PayloadURL"
 
-    return $PayloadURL
+    return $PayloadURL, $SpecificProductVersion
 }
 
 function Get-LegacyDownload-Link([string]$AzureFeed, [string]$SpecificVersion, [string]$CLIArchitecture) {
@@ -434,6 +478,60 @@ function Get-LegacyDownload-Link([string]$AzureFeed, [string]$SpecificVersion, [
     return $PayloadURL
 }
 
+function Get-Product-Version([string]$AzureFeed, [string]$SpecificVersion) {
+    Say-Invocation $MyInvocation
+
+    if ($Runtime -eq "dotnet") {
+        $ProductVersionTxtURL = "$AzureFeed/Runtime/$SpecificVersion/productVersion.txt"
+    }
+    elseif ($Runtime -eq "aspnetcore") {
+        $ProductVersionTxtURL = "$AzureFeed/aspnetcore/Runtime/$SpecificVersion/productVersion.txt"
+    }
+    elseif ($Runtime -eq "windowsdesktop") {
+        # The windows desktop runtime is part of the core runtime layout prior to 5.0
+        $ProductVersionTxtURL = "$AzureFeed/Runtime/$SpecificVersion/productVersion.txt"
+        if ($SpecificVersion -match '^(\d+)\.(.*)')
+        {
+            $majorVersion = [int]$Matches[1]
+            if ($majorVersion -ge 5)
+            {
+                $ProductVersionTxtURL = "$AzureFeed/WindowsDesktop/$SpecificVersion/productVersion.txt"
+            }
+        }
+    }
+    elseif (-not $Runtime) {
+        $ProductVersionTxtURL = "$AzureFeed/Sdk/$SpecificVersion/productVersion.txt"
+    }
+    else {
+        throw "Invalid value '$Runtime' specified for `$Runtime"
+    }
+
+    Say-Verbose "Checking for existence of $ProductVersionTxtURL"
+
+    try {
+        $productVersionResponse = GetHTTPResponse($productVersionTxtUrl)
+
+        if ($productVersionResponse.StatusCode -eq 200) {
+            $productVersion = $productVersionResponse.Content.ReadAsStringAsync().Result.Trim()
+            if ($productVersion -ne $SpecificVersion)
+            {
+                Say "Using alternate version $productVersion found in $ProductVersionTxtURL"
+            }
+
+            return $productVersion
+        }
+        else {
+            Say-Verbose "Got StatusCode $($productVersionResponse.StatusCode) trying to get productVersion.txt at $productVersionTxtUrl, so using default value of $SpecificVersion"
+            $productVersion = $SpecificVersion
+        }
+    } catch {
+        Say-Verbose "Could not read productVersion.txt at $productVersionTxtUrl, so using default value of $SpecificVersion (Exception: '$($_.Exception.Message)' )"
+        $productVersion = $SpecificVersion
+    }
+
+    return $productVersion
+}
+
 function Get-User-Share-Path() {
     Say-Invocation $MyInvocation
 
@@ -571,6 +669,23 @@ function DownloadFile($Source, [string]$OutPath) {
     }
 }
 
+function SafeRemoveFile($Path) {
+    try {
+        if (Test-Path $Path) {
+            Remove-Item $Path
+            Say-Verbose "The temporary file `"$Path`" was removed."
+        }
+        else
+        {
+            Say-Verbose "The temporary file `"$Path`" does not exist, therefore is not removed."
+        }
+    }
+    catch
+    {
+        Say-Warning "Failed to remove the temporary file: `"$Path`", remove it manually."
+    }
+}
+
 function Prepend-Sdk-InstallRoot-To-Path([string]$InstallRoot, [string]$BinFolderRelativePath) {
     $BinPath = Get-Absolute-Path $(Join-Path -Path $InstallRoot -ChildPath $BinFolderRelativePath)
     if (-Not $NoPath) {
@@ -587,9 +702,14 @@ function Prepend-Sdk-InstallRoot-To-Path([string]$InstallRoot, [string]$BinFolde
     }
 }
 
+Say "Note that the intended use of this script is for Continuous Integration (CI) scenarios, where:"
+Say "- The SDK needs to be installed without user interaction and without admin rights."
+Say "- The SDK installation doesn't need to persist across multiple CI runs."
+Say "To set up a development environment or to run apps, use installers rather than this script. Visit https://dotnet.microsoft.com/download to get the installer.`r`n"
+
 $CLIArchitecture = Get-CLIArchitecture-From-Architecture $Architecture
 $SpecificVersion = Get-Specific-Version-From-Version -AzureFeed $AzureFeed -Channel $Channel -Version $Version -JSonFile $JSonFile
-$DownloadLink = Get-Download-Link -AzureFeed $AzureFeed -SpecificVersion $SpecificVersion -CLIArchitecture $CLIArchitecture
+$DownloadLink, $EffectiveVersion = Get-Download-Link -AzureFeed $AzureFeed -SpecificVersion $SpecificVersion -CLIArchitecture $CLIArchitecture
 $LegacyDownloadLink = Get-LegacyDownload-Link -AzureFeed $AzureFeed -SpecificVersion $SpecificVersion -CLIArchitecture $CLIArchitecture
 
 $InstallRoot = Resolve-Installation-Path $InstallDir
@@ -615,7 +735,12 @@ if ($DryRun) {
         }
     }
     Say "Repeatable invocation: $RepeatableCommand"
-    exit 0
+    if ($SpecificVersion -ne $EffectiveVersion)
+    {
+        Say "NOTE: Due to finding a version manifest with this runtime, it would actually install with version '$EffectiveVersion'"
+    }
+
+    return
 }
 
 if ($Runtime -eq "dotnet") {
@@ -638,12 +763,18 @@ else {
     throw "Invalid value for `$Runtime"
 }
 
+if ($SpecificVersion -ne $EffectiveVersion)
+{
+   Say "Performing installation checks for effective version: $EffectiveVersion"
+   $SpecificVersion = $EffectiveVersion
+}
+
 #  Check if the SDK version is already installed.
 $isAssetInstalled = Is-Dotnet-Package-Installed -InstallRoot $InstallRoot -RelativePathToPackage $dotnetPackageRelativePath -SpecificVersion $SpecificVersion
 if ($isAssetInstalled) {
     Say "$assetName version $SpecificVersion is already installed."
     Prepend-Sdk-InstallRoot-To-Path -InstallRoot $InstallRoot -BinFolderRelativePath $BinFolderRelativePath
-    exit 0
+    return
 }
 
 New-Item -ItemType Directory -Force -Path $InstallRoot | Out-Null
@@ -651,30 +782,69 @@ New-Item -ItemType Directory -Force -Path $InstallRoot | Out-Null
 $installDrive = $((Get-Item $InstallRoot).PSDrive.Name);
 $diskInfo = Get-PSDrive -Name $installDrive
 if ($diskInfo.Free / 1MB -le 100) {
-    Say "There is not enough disk space on drive ${installDrive}:"
-    exit 0
+    throw "There is not enough disk space on drive ${installDrive}:"
 }
 
 $ZipPath = [System.IO.Path]::combine([System.IO.Path]::GetTempPath(), [System.IO.Path]::GetRandomFileName())
 Say-Verbose "Zip path: $ZipPath"
 
 $DownloadFailed = $false
-Say "Downloading link: $DownloadLink"
+
+$PrimaryDownloadStatusCode = 0
+$LegacyDownloadStatusCode = 0
+
+$PrimaryDownloadFailedMsg = ""
+$LegacyDownloadFailedMsg = ""
+
+Say "Downloading primary link $DownloadLink"
 try {
     DownloadFile -Source $DownloadLink -OutPath $ZipPath
 }
 catch {
-    Say "Cannot download: $DownloadLink"
+    if ($PSItem.Exception.Data.Contains("StatusCode")) {
+        $PrimaryDownloadStatusCode = $PSItem.Exception.Data["StatusCode"]
+    }
+
+    if ($PSItem.Exception.Data.Contains("ErrorMessage")) {
+        $PrimaryDownloadFailedMsg = $PSItem.Exception.Data["ErrorMessage"]
+    } else {
+        $PrimaryDownloadFailedMsg = $PSItem.Exception.Message
+    }
+
+    if ($PrimaryDownloadStatusCode -eq 404) {
+        Say "The resource at $DownloadLink is not available."
+    } else {
+        Say $PSItem.Exception.Message
+    }
+
+    SafeRemoveFile -Path $ZipPath
+
     if ($LegacyDownloadLink) {
         $DownloadLink = $LegacyDownloadLink
         $ZipPath = [System.IO.Path]::combine([System.IO.Path]::GetTempPath(), [System.IO.Path]::GetRandomFileName())
         Say-Verbose "Legacy zip path: $ZipPath"
-        Say "Downloading legacy link: $DownloadLink"
+        Say "Downloading legacy link $DownloadLink"
         try {
             DownloadFile -Source $DownloadLink -OutPath $ZipPath
         }
         catch {
-            Say "Cannot download: $DownloadLink"
+            if ($PSItem.Exception.Data.Contains("StatusCode")) {
+                $LegacyDownloadStatusCode = $PSItem.Exception.Data["StatusCode"]
+            }
+
+            if ($PSItem.Exception.Data.Contains("ErrorMessage")) {
+                $LegacyDownloadFailedMsg = $PSItem.Exception.Data["ErrorMessage"]
+            } else {
+                $LegacyDownloadFailedMsg = $PSItem.Exception.Message
+            }
+
+            if ($LegacyDownloadStatusCode -eq 404) {
+                Say "The resource at $DownloadLink is not available."
+            } else {
+                Say $PSItem.Exception.Message
+            }
+
+            SafeRemoveFile -Path $ZipPath
             $DownloadFailed = $true
         }
     }
@@ -684,7 +854,19 @@ catch {
 }
 
 if ($DownloadFailed) {
-    throw "Could not find/download: `"$assetName`" with version = $SpecificVersion`nRefer to: https://aka.ms/dotnet-os-lifecycle for information on .NET Core support"
+    if (($PrimaryDownloadStatusCode -eq 404) -and ((-not $LegacyDownloadLink) -or ($LegacyDownloadStatusCode -eq 404))) {
+        throw "Could not find `"$assetName`" with version = $SpecificVersion`nRefer to: https://aka.ms/dotnet-os-lifecycle for information on .NET Core support"
+    } else {
+        # 404-NotFound is an expected response if it goes from only one of the links, do not show that error.
+        # If primary path is available (not 404-NotFound) then show the primary error else show the legacy error.
+        if ($PrimaryDownloadStatusCode -ne 404) {
+            throw "Could not download `"$assetName`" with version = $SpecificVersion`r`n$PrimaryDownloadFailedMsg"
+        }
+        if (($LegacyDownloadLink) -and ($LegacyDownloadStatusCode -ne 404)) {
+            throw "Could not download `"$assetName`" with version = $SpecificVersion`r`n$LegacyDownloadFailedMsg"
+        }
+        throw "Could not download `"$assetName`" with version = $SpecificVersion"
+    }
 }
 
 Say "Extracting zip from $DownloadLink"
@@ -706,206 +888,208 @@ if (!$isAssetInstalled) {
     $isAssetInstalled = Is-Dotnet-Package-Installed -InstallRoot $InstallRoot -RelativePathToPackage $dotnetPackageRelativePath -SpecificVersion $SpecificVersion
 }
 
+# Version verification failed. More likely something is wrong either with the downloaded content or with the verification algorithm.
 if (!$isAssetInstalled) {
+    Say-Error "Failed to verify the version of installed `"$assetName`".`nInstallation source: $DownloadLink.`nInstallation location: $InstallRoot.`nReport the bug at https://github.com/dotnet/install-scripts/issues."
     throw "`"$assetName`" with version = $SpecificVersion failed to install with an unknown error."
 }
 
-Remove-Item $ZipPath
+SafeRemoveFile -Path $ZipPath
 
 Prepend-Sdk-InstallRoot-To-Path -InstallRoot $InstallRoot -BinFolderRelativePath $BinFolderRelativePath
 
+Say "Note that the script does not resolve dependencies during installation."
+Say "To check the list of dependencies, go to https://docs.microsoft.com/dotnet/core/install/windows#dependencies"
 Say "Installation finished"
-exit 0
-
 # SIG # Begin signature block
-# MIIjlgYJKoZIhvcNAQcCoIIjhzCCI4MCAQExDzANBglghkgBZQMEAgEFADB5Bgor
+# MIIjjwYJKoZIhvcNAQcCoIIjgDCCI3wCAQExDzANBglghkgBZQMEAgEFADB5Bgor
 # BgEEAYI3AgEEoGswaTA0BgorBgEEAYI3AgEeMCYCAwEAAAQQH8w7YFlLCE63JNLG
-# KX7zUQIBAAIBAAIBAAIBAAIBADAxMA0GCWCGSAFlAwQCAQUABCCXdb9pJ+MI1iFd
-# 2hUVOaNmZYt6e48+bQNJm9/Rbj3u3qCCDYUwggYDMIID66ADAgECAhMzAAABiK9S
-# 1rmSbej5AAAAAAGIMA0GCSqGSIb3DQEBCwUAMH4xCzAJBgNVBAYTAlVTMRMwEQYD
+# KX7zUQIBAAIBAAIBAAIBAAIBADAxMA0GCWCGSAFlAwQCAQUABCCNsnhcJvx/hXmM
+# w8KjuvvIMDBFonhg9XJFc1QwfTyH4aCCDYEwggX/MIID56ADAgECAhMzAAABh3IX
+# chVZQMcJAAAAAAGHMA0GCSqGSIb3DQEBCwUAMH4xCzAJBgNVBAYTAlVTMRMwEQYD
 # VQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRtb25kMR4wHAYDVQQKExVNaWNy
 # b3NvZnQgQ29ycG9yYXRpb24xKDAmBgNVBAMTH01pY3Jvc29mdCBDb2RlIFNpZ25p
-# bmcgUENBIDIwMTEwHhcNMjAwMzA0MTgzOTQ4WhcNMjEwMzAzMTgzOTQ4WjB0MQsw
+# bmcgUENBIDIwMTEwHhcNMjAwMzA0MTgzOTQ3WhcNMjEwMzAzMTgzOTQ3WjB0MQsw
 # CQYDVQQGEwJVUzETMBEGA1UECBMKV2FzaGluZ3RvbjEQMA4GA1UEBxMHUmVkbW9u
 # ZDEeMBwGA1UEChMVTWljcm9zb2Z0IENvcnBvcmF0aW9uMR4wHAYDVQQDExVNaWNy
 # b3NvZnQgQ29ycG9yYXRpb24wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB
-# AQCSCNryE+Cewy2m4t/a74wZ7C9YTwv1PyC4BvM/kSWPNs8n0RTe+FvYfU+E9uf0
-# t7nYlAzHjK+plif2BhD+NgdhIUQ8sVwWO39tjvQRHjP2//vSvIfmmkRoML1Ihnjs
-# 9kQiZQzYRDYYRp9xSQYmRwQjk5hl8/U7RgOiQDitVHaU7BT1MI92lfZRuIIDDYBd
-# vXtbclYJMVOwqZtv0O9zQCret6R+fRSGaDNfEEpcILL+D7RV3M4uaJE4Ta6KAOdv
-# V+MVaJp1YXFTZPKtpjHO6d9pHQPZiG7NdC6QbnRGmsa48uNQrb6AfmLKDI1Lp31W
-# MogTaX5tZf+CZT9PSuvjOCLNAgMBAAGjggGCMIIBfjAfBgNVHSUEGDAWBgorBgEE
-# AYI3TAgBBggrBgEFBQcDAzAdBgNVHQ4EFgQUj9RJL9zNrPcL10RZdMQIXZN7MG8w
-# VAYDVR0RBE0wS6RJMEcxLTArBgNVBAsTJE1pY3Jvc29mdCBJcmVsYW5kIE9wZXJh
-# dGlvbnMgTGltaXRlZDEWMBQGA1UEBRMNMjMwMDEyKzQ1ODM4NjAfBgNVHSMEGDAW
-# gBRIbmTlUAXTgqoXNzcitW2oynUClTBUBgNVHR8ETTBLMEmgR6BFhkNodHRwOi8v
-# d3d3Lm1pY3Jvc29mdC5jb20vcGtpb3BzL2NybC9NaWNDb2RTaWdQQ0EyMDExXzIw
-# MTEtMDctMDguY3JsMGEGCCsGAQUFBwEBBFUwUzBRBggrBgEFBQcwAoZFaHR0cDov
-# L3d3dy5taWNyb3NvZnQuY29tL3BraW9wcy9jZXJ0cy9NaWNDb2RTaWdQQ0EyMDEx
-# XzIwMTEtMDctMDguY3J0MAwGA1UdEwEB/wQCMAAwDQYJKoZIhvcNAQELBQADggIB
-# ACnXo8hjp7FeT+H6iQlV3CcGnkSbFvIpKYafgzYCFo3UHY1VHYJVb5jHEO8oG26Q
-# qBELmak6MTI+ra3WKMTGhE1sEIlowTcp4IAs8a5wpCh6Vf4Z/bAtIppP3p3gXk2X
-# 8UXTc+WxjQYsDkFiSzo/OBa5hkdW1g4EpO43l9mjToBdqEPtIXsZ7Hi1/6y4gK0P
-# mMiwG8LMpSn0n/oSHGjrUNBgHJPxgs63Slf58QGBznuXiRaXmfTUDdrvhRocdxIM
-# i8nXQwWACMiQzJSRzBP5S2wUq7nMAqjaTbeXhJqD2SFVHdUYlKruvtPSwbnqSRWT
-# GI8s4FEXt+TL3w5JnwVZmZkUFoioQDMMjFyaKurdJ6pnzbr1h6QW0R97fWc8xEIz
-# LIOiU2rjwWAtlQqFO8KNiykjYGyEf5LyAJKAO+rJd9fsYR+VBauIEQoYmjnUbTXM
-# SY2Lf5KMluWlDOGVh8q6XjmBccpaT+8tCfxpaVYPi1ncnwTwaPQvVq8RjWDRB7Pa
-# 8ruHgj2HJFi69+hcq7mWx5nTUtzzFa7RSZfE5a1a5AuBmGNRr7f8cNfa01+tiWjV
-# Kk1a+gJUBSP0sIxecFbVSXTZ7bqeal45XSDIisZBkWb+83TbXdTGMDSUFKTAdtC+
-# r35GfsN8QVy59Hb5ZYzAXczhgRmk7NyE6jD0Ym5TKiW5MIIHejCCBWKgAwIBAgIK
-# YQ6Q0gAAAAAAAzANBgkqhkiG9w0BAQsFADCBiDELMAkGA1UEBhMCVVMxEzARBgNV
-# BAgTCldhc2hpbmd0b24xEDAOBgNVBAcTB1JlZG1vbmQxHjAcBgNVBAoTFU1pY3Jv
-# c29mdCBDb3Jwb3JhdGlvbjEyMDAGA1UEAxMpTWljcm9zb2Z0IFJvb3QgQ2VydGlm
-# aWNhdGUgQXV0aG9yaXR5IDIwMTEwHhcNMTEwNzA4MjA1OTA5WhcNMjYwNzA4MjEw
-# OTA5WjB+MQswCQYDVQQGEwJVUzETMBEGA1UECBMKV2FzaGluZ3RvbjEQMA4GA1UE
-# BxMHUmVkbW9uZDEeMBwGA1UEChMVTWljcm9zb2Z0IENvcnBvcmF0aW9uMSgwJgYD
-# VQQDEx9NaWNyb3NvZnQgQ29kZSBTaWduaW5nIFBDQSAyMDExMIICIjANBgkqhkiG
-# 9w0BAQEFAAOCAg8AMIICCgKCAgEAq/D6chAcLq3YbqqCEE00uvK2WCGfQhsqa+la
-# UKq4BjgaBEm6f8MMHt03a8YS2AvwOMKZBrDIOdUBFDFC04kNeWSHfpRgJGyvnkmc
-# 6Whe0t+bU7IKLMOv2akrrnoJr9eWWcpgGgXpZnboMlImEi/nqwhQz7NEt13YxC4D
-# dato88tt8zpcoRb0RrrgOGSsbmQ1eKagYw8t00CT+OPeBw3VXHmlSSnnDb6gE3e+
-# lD3v++MrWhAfTVYoonpy4BI6t0le2O3tQ5GD2Xuye4Yb2T6xjF3oiU+EGvKhL1nk
-# kDstrjNYxbc+/jLTswM9sbKvkjh+0p2ALPVOVpEhNSXDOW5kf1O6nA+tGSOEy/S6
-# A4aN91/w0FK/jJSHvMAhdCVfGCi2zCcoOCWYOUo2z3yxkq4cI6epZuxhH2rhKEmd
-# X4jiJV3TIUs+UsS1Vz8kA/DRelsv1SPjcF0PUUZ3s/gA4bysAoJf28AVs70b1FVL
-# 5zmhD+kjSbwYuER8ReTBw3J64HLnJN+/RpnF78IcV9uDjexNSTCnq47f7Fufr/zd
-# sGbiwZeBe+3W7UvnSSmnEyimp31ngOaKYnhfsi+E11ecXL93KCjx7W3DKI8sj0A3
-# T8HhhUSJxAlMxdSlQy90lfdu+HggWCwTXWCVmj5PM4TasIgX3p5O9JawvEagbJjS
-# 4NaIjAsCAwEAAaOCAe0wggHpMBAGCSsGAQQBgjcVAQQDAgEAMB0GA1UdDgQWBBRI
-# bmTlUAXTgqoXNzcitW2oynUClTAZBgkrBgEEAYI3FAIEDB4KAFMAdQBiAEMAQTAL
-# BgNVHQ8EBAMCAYYwDwYDVR0TAQH/BAUwAwEB/zAfBgNVHSMEGDAWgBRyLToCMZBD
-# uRQFTuHqp8cx0SOJNDBaBgNVHR8EUzBRME+gTaBLhklodHRwOi8vY3JsLm1pY3Jv
-# c29mdC5jb20vcGtpL2NybC9wcm9kdWN0cy9NaWNSb29DZXJBdXQyMDExXzIwMTFf
-# MDNfMjIuY3JsMF4GCCsGAQUFBwEBBFIwUDBOBggrBgEFBQcwAoZCaHR0cDovL3d3
-# dy5taWNyb3NvZnQuY29tL3BraS9jZXJ0cy9NaWNSb29DZXJBdXQyMDExXzIwMTFf
-# MDNfMjIuY3J0MIGfBgNVHSAEgZcwgZQwgZEGCSsGAQQBgjcuAzCBgzA/BggrBgEF
-# BQcCARYzaHR0cDovL3d3dy5taWNyb3NvZnQuY29tL3BraW9wcy9kb2NzL3ByaW1h
-# cnljcHMuaHRtMEAGCCsGAQUFBwICMDQeMiAdAEwAZQBnAGEAbABfAHAAbwBsAGkA
-# YwB5AF8AcwB0AGEAdABlAG0AZQBuAHQALiAdMA0GCSqGSIb3DQEBCwUAA4ICAQBn
-# 8oalmOBUeRou09h0ZyKbC5YR4WOSmUKWfdJ5DJDBZV8uLD74w3LRbYP+vj/oCso7
-# v0epo/Np22O/IjWll11lhJB9i0ZQVdgMknzSGksc8zxCi1LQsP1r4z4HLimb5j0b
-# pdS1HXeUOeLpZMlEPXh6I/MTfaaQdION9MsmAkYqwooQu6SpBQyb7Wj6aC6VoCo/
-# KmtYSWMfCWluWpiW5IP0wI/zRive/DvQvTXvbiWu5a8n7dDd8w6vmSiXmE0OPQvy
-# CInWH8MyGOLwxS3OW560STkKxgrCxq2u5bLZ2xWIUUVYODJxJxp/sfQn+N4sOiBp
-# mLJZiWhub6e3dMNABQamASooPoI/E01mC8CzTfXhj38cbxV9Rad25UAqZaPDXVJi
-# hsMdYzaXht/a8/jyFqGaJ+HNpZfQ7l1jQeNbB5yHPgZ3BtEGsXUfFL5hYbXw3MYb
-# BL7fQccOKO7eZS/sl/ahXJbYANahRr1Z85elCUtIEJmAH9AAKcWxm6U/RXceNcbS
-# oqKfenoi+kiVH6v7RyOA9Z74v2u3S5fi63V4GuzqN5l5GEv/1rMjaHXmr/r8i+sL
-# gOppO6/8MO0ETI7f33VtY5E90Z1WTk+/gFcioXgRMiF670EKsT/7qMykXcGhiJtX
-# cVZOSEXAQsmbdlsKgEhr/Xmfwb1tbWrJUnMTDXpQzTGCFWcwghVjAgEBMIGVMH4x
-# CzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRt
-# b25kMR4wHAYDVQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xKDAmBgNVBAMTH01p
-# Y3Jvc29mdCBDb2RlIFNpZ25pbmcgUENBIDIwMTECEzMAAAGIr1LWuZJt6PkAAAAA
-# AYgwDQYJYIZIAWUDBAIBBQCgga4wGQYJKoZIhvcNAQkDMQwGCisGAQQBgjcCAQQw
-# HAYKKwYBBAGCNwIBCzEOMAwGCisGAQQBgjcCARUwLwYJKoZIhvcNAQkEMSIEIM9C
-# NU8DMdIjlVSldghA1uP8Jf60AlCYNoHBHHW3pscjMEIGCisGAQQBgjcCAQwxNDAy
-# oBSAEgBNAGkAYwByAG8AcwBvAGYAdKEagBhodHRwOi8vd3d3Lm1pY3Jvc29mdC5j
-# b20wDQYJKoZIhvcNAQEBBQAEggEAFwdPmnUSAnwqMM8b4QthX44z3UnhPYm1EtjC
-# /PnpTA5xkFMaoOUhGdiR5tpGPWNgiNRqD5ZSL1JVUqUOpNfybZZqZPz/LnZdS1XB
-# +aj4Orh1Lkbaqq74PQxgRrUR3eyOVHcNTcohPNIb/ZYHqr6cwhqZitGuNEHNtqCk
-# lSRCrfiNlW8PNrpPvUWwIC1Fd+OpgRdGhKFIHTx31if1BH8omViGm4iFdlb5dGz3
-# ibeOm6FfXWwmKJVqVb/vhhemMel8tYNONTl2e+UjPOCy4f7myLiD61irA5T1a0vn
-# vcIV0dRSwh8U5h8JYOEJxn4nydVKlJ5UGMS8eQiKdd42CGs93KGCEvEwghLtBgor
-# BgEEAYI3AwMBMYIS3TCCEtkGCSqGSIb3DQEHAqCCEsowghLGAgEDMQ8wDQYJYIZI
-# AWUDBAIBBQAwggFVBgsqhkiG9w0BCRABBKCCAUQEggFAMIIBPAIBAQYKKwYBBAGE
-# WQoDATAxMA0GCWCGSAFlAwQCAQUABCCVM7LRYercP7cfHmTrb7lPfKaZCdVbtga7
-# UOM/oLAsHgIGXxb9UghEGBMyMDIwMDgxMzEyMjIwNS40NjZaMASAAgH0oIHUpIHR
-# MIHOMQswCQYDVQQGEwJVUzETMBEGA1UECBMKV2FzaGluZ3RvbjEQMA4GA1UEBxMH
-# UmVkbW9uZDEeMBwGA1UEChMVTWljcm9zb2Z0IENvcnBvcmF0aW9uMSkwJwYDVQQL
-# EyBNaWNyb3NvZnQgT3BlcmF0aW9ucyBQdWVydG8gUmljbzEmMCQGA1UECxMdVGhh
-# bGVzIFRTUyBFU046RjdBNi1FMjUxLTE1MEExJTAjBgNVBAMTHE1pY3Jvc29mdCBU
-# aW1lLVN0YW1wIFNlcnZpY2Wggg5EMIIE9TCCA92gAwIBAgITMwAAASWL3otsciYx
-# 3QAAAAABJTANBgkqhkiG9w0BAQsFADB8MQswCQYDVQQGEwJVUzETMBEGA1UECBMK
+# AQDOt8kLc7P3T7MKIhouYHewMFmnq8Ayu7FOhZCQabVwBp2VS4WyB2Qe4TQBT8aB
+# znANDEPjHKNdPT8Xz5cNali6XHefS8i/WXtF0vSsP8NEv6mBHuA2p1fw2wB/F0dH
+# sJ3GfZ5c0sPJjklsiYqPw59xJ54kM91IOgiO2OUzjNAljPibjCWfH7UzQ1TPHc4d
+# weils8GEIrbBRb7IWwiObL12jWT4Yh71NQgvJ9Fn6+UhD9x2uk3dLj84vwt1NuFQ
+# itKJxIV0fVsRNR3abQVOLqpDugbr0SzNL6o8xzOHL5OXiGGwg6ekiXA1/2XXY7yV
+# Fc39tledDtZjSjNbex1zzwSXAgMBAAGjggF+MIIBejAfBgNVHSUEGDAWBgorBgEE
+# AYI3TAgBBggrBgEFBQcDAzAdBgNVHQ4EFgQUhov4ZyO96axkJdMjpzu2zVXOJcsw
+# UAYDVR0RBEkwR6RFMEMxKTAnBgNVBAsTIE1pY3Jvc29mdCBPcGVyYXRpb25zIFB1
+# ZXJ0byBSaWNvMRYwFAYDVQQFEw0yMzAwMTIrNDU4Mzg1MB8GA1UdIwQYMBaAFEhu
+# ZOVQBdOCqhc3NyK1bajKdQKVMFQGA1UdHwRNMEswSaBHoEWGQ2h0dHA6Ly93d3cu
+# bWljcm9zb2Z0LmNvbS9wa2lvcHMvY3JsL01pY0NvZFNpZ1BDQTIwMTFfMjAxMS0w
+# Ny0wOC5jcmwwYQYIKwYBBQUHAQEEVTBTMFEGCCsGAQUFBzAChkVodHRwOi8vd3d3
+# Lm1pY3Jvc29mdC5jb20vcGtpb3BzL2NlcnRzL01pY0NvZFNpZ1BDQTIwMTFfMjAx
+# MS0wNy0wOC5jcnQwDAYDVR0TAQH/BAIwADANBgkqhkiG9w0BAQsFAAOCAgEAixmy
+# S6E6vprWD9KFNIB9G5zyMuIjZAOuUJ1EK/Vlg6Fb3ZHXjjUwATKIcXbFuFC6Wr4K
+# NrU4DY/sBVqmab5AC/je3bpUpjtxpEyqUqtPc30wEg/rO9vmKmqKoLPT37svc2NV
+# BmGNl+85qO4fV/w7Cx7J0Bbqk19KcRNdjt6eKoTnTPHBHlVHQIHZpMxacbFOAkJr
+# qAVkYZdz7ikNXTxV+GRb36tC4ByMNxE2DF7vFdvaiZP0CVZ5ByJ2gAhXMdK9+usx
+# zVk913qKde1OAuWdv+rndqkAIm8fUlRnr4saSCg7cIbUwCCf116wUJ7EuJDg0vHe
+# yhnCeHnBbyH3RZkHEi2ofmfgnFISJZDdMAeVZGVOh20Jp50XBzqokpPzeZ6zc1/g
+# yILNyiVgE+RPkjnUQshd1f1PMgn3tns2Cz7bJiVUaqEO3n9qRFgy5JuLae6UweGf
+# AeOo3dgLZxikKzYs3hDMaEtJq8IP71cX7QXe6lnMmXU/Hdfz2p897Zd+kU+vZvKI
+# 3cwLfuVQgK2RZ2z+Kc3K3dRPz2rXycK5XCuRZmvGab/WbrZiC7wJQapgBodltMI5
+# GMdFrBg9IeF7/rP4EqVQXeKtevTlZXjpuNhhjuR+2DMt/dWufjXpiW91bo3aH6Ea
+# jOALXmoxgltCp1K7hrS6gmsvj94cLRf50QQ4U8Qwggd6MIIFYqADAgECAgphDpDS
+# AAAAAAADMA0GCSqGSIb3DQEBCwUAMIGIMQswCQYDVQQGEwJVUzETMBEGA1UECBMK
 # V2FzaGluZ3RvbjEQMA4GA1UEBxMHUmVkbW9uZDEeMBwGA1UEChMVTWljcm9zb2Z0
-# IENvcnBvcmF0aW9uMSYwJAYDVQQDEx1NaWNyb3NvZnQgVGltZS1TdGFtcCBQQ0Eg
-# MjAxMDAeFw0xOTEyMTkwMTE0NThaFw0yMTAzMTcwMTE0NThaMIHOMQswCQYDVQQG
-# EwJVUzETMBEGA1UECBMKV2FzaGluZ3RvbjEQMA4GA1UEBxMHUmVkbW9uZDEeMBwG
-# A1UEChMVTWljcm9zb2Z0IENvcnBvcmF0aW9uMSkwJwYDVQQLEyBNaWNyb3NvZnQg
-# T3BlcmF0aW9ucyBQdWVydG8gUmljbzEmMCQGA1UECxMdVGhhbGVzIFRTUyBFU046
-# RjdBNi1FMjUxLTE1MEExJTAjBgNVBAMTHE1pY3Jvc29mdCBUaW1lLVN0YW1wIFNl
-# cnZpY2UwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDQex9jdmBb7OHJ
-# wSYmMUorZNwAcv8Vy36TlJuzcVx7G+lFqt2zjWOMlSOMkm1XoAuJ8VZ5ShBedADX
-# DGDKxHNZhLu3EW8x5ot/IOk6izLTlAFtvIXOgzXs/HaOM72XHKykMZHAdL/fpZtA
-# SM5PalmsXX4Ol8lXkm9jR55K56C7q9+hDU+2tjGHaE1ZWlablNUXBhaZgtCJCd60
-# UyZvgI7/uNzcafj0/Vw2bait9nDAVd24yt/XCZnHY3yX7ZsHjIuHpsl+PpDXai1D
-# we9p0ryCZsl9SOMHextIHe9qlTbtWYJ8WtWLoH9dEMQxVLnmPPDOVmBj7LZhSji3
-# 8N9Vpz/FAgMBAAGjggEbMIIBFzAdBgNVHQ4EFgQU86rK5Qcm+QE5NBXGCPIiCBdD
-# JPgwHwYDVR0jBBgwFoAU1WM6XIoxkPNDe3xGG8UzaFqFbVUwVgYDVR0fBE8wTTBL
-# oEmgR4ZFaHR0cDovL2NybC5taWNyb3NvZnQuY29tL3BraS9jcmwvcHJvZHVjdHMv
-# TWljVGltU3RhUENBXzIwMTAtMDctMDEuY3JsMFoGCCsGAQUFBwEBBE4wTDBKBggr
-# BgEFBQcwAoY+aHR0cDovL3d3dy5taWNyb3NvZnQuY29tL3BraS9jZXJ0cy9NaWNU
-# aW1TdGFQQ0FfMjAxMC0wNy0wMS5jcnQwDAYDVR0TAQH/BAIwADATBgNVHSUEDDAK
-# BggrBgEFBQcDCDANBgkqhkiG9w0BAQsFAAOCAQEAkxxZPGEgIgAhsqZNTZk58V1v
-# QiJ5ja2xHl5TqGA6Hwj5SioLg3FSLiTmGV+BtFlpYUtkneB4jrZsuNpMtfbTMdG7
-# p/xAyIVtwvXnTXqKlCD1T9Lcr94pVedzHGJzL1TYNQyZJBouCfzkgkzccOuFOfeW
-# PfnMTiI5UBW5OdmoyHPQWDSGHoboW1dTKqXeJtuVDTYbHTKs4zjfCBMFjmylRu52
-# Zpiz+9MBeRj4iAeou0F/3xvIzepoIKgUWCZ9mmViWEkVwCtTGbV8eK73KeEE0tfM
-# U/YY2UmoGPc8YwburDEfelegLW+YHkfrcGAGlftCmqtOdOLeghLoG0Ubx/B7sTCC
-# BnEwggRZoAMCAQICCmEJgSoAAAAAAAIwDQYJKoZIhvcNAQELBQAwgYgxCzAJBgNV
-# BAYTAlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRtb25kMR4w
-# HAYDVQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xMjAwBgNVBAMTKU1pY3Jvc29m
-# dCBSb290IENlcnRpZmljYXRlIEF1dGhvcml0eSAyMDEwMB4XDTEwMDcwMTIxMzY1
-# NVoXDTI1MDcwMTIxNDY1NVowfDELMAkGA1UEBhMCVVMxEzARBgNVBAgTCldhc2hp
-# bmd0b24xEDAOBgNVBAcTB1JlZG1vbmQxHjAcBgNVBAoTFU1pY3Jvc29mdCBDb3Jw
-# b3JhdGlvbjEmMCQGA1UEAxMdTWljcm9zb2Z0IFRpbWUtU3RhbXAgUENBIDIwMTAw
-# ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCpHQ28dxGKOiDs/BOX9fp/
-# aZRrdFQQ1aUKAIKF++18aEssX8XD5WHCdrc+Zitb8BVTJwQxH0EbGpUdzgkTjnxh
-# MFmxMEQP8WCIhFRDDNdNuDgIs0Ldk6zWczBXJoKjRQ3Q6vVHgc2/JGAyWGBG8lhH
-# hjKEHnRhZ5FfgVSxz5NMksHEpl3RYRNuKMYa+YaAu99h/EbBJx0kZxJyGiGKr0tk
-# iVBisV39dx898Fd1rL2KQk1AUdEPnAY+Z3/1ZsADlkR+79BL/W7lmsqxqPJ6Kgox
-# 8NpOBpG2iAg16HgcsOmZzTznL0S6p/TcZL2kAcEgCZN4zfy8wMlEXV4WnAEFTyJN
-# AgMBAAGjggHmMIIB4jAQBgkrBgEEAYI3FQEEAwIBADAdBgNVHQ4EFgQU1WM6XIox
-# kPNDe3xGG8UzaFqFbVUwGQYJKwYBBAGCNxQCBAweCgBTAHUAYgBDAEEwCwYDVR0P
-# BAQDAgGGMA8GA1UdEwEB/wQFMAMBAf8wHwYDVR0jBBgwFoAU1fZWy4/oolxiaNE9
-# lJBb186aGMQwVgYDVR0fBE8wTTBLoEmgR4ZFaHR0cDovL2NybC5taWNyb3NvZnQu
-# Y29tL3BraS9jcmwvcHJvZHVjdHMvTWljUm9vQ2VyQXV0XzIwMTAtMDYtMjMuY3Js
-# MFoGCCsGAQUFBwEBBE4wTDBKBggrBgEFBQcwAoY+aHR0cDovL3d3dy5taWNyb3Nv
-# ZnQuY29tL3BraS9jZXJ0cy9NaWNSb29DZXJBdXRfMjAxMC0wNi0yMy5jcnQwgaAG
-# A1UdIAEB/wSBlTCBkjCBjwYJKwYBBAGCNy4DMIGBMD0GCCsGAQUFBwIBFjFodHRw
-# Oi8vd3d3Lm1pY3Jvc29mdC5jb20vUEtJL2RvY3MvQ1BTL2RlZmF1bHQuaHRtMEAG
-# CCsGAQUFBwICMDQeMiAdAEwAZQBnAGEAbABfAFAAbwBsAGkAYwB5AF8AUwB0AGEA
-# dABlAG0AZQBuAHQALiAdMA0GCSqGSIb3DQEBCwUAA4ICAQAH5ohRDeLG4Jg/gXED
-# PZ2joSFvs+umzPUxvs8F4qn++ldtGTCzwsVmyWrf9efweL3HqJ4l4/m87WtUVwgr
-# UYJEEvu5U4zM9GASinbMQEBBm9xcF/9c+V4XNZgkVkt070IQyK+/f8Z/8jd9Wj8c
-# 8pl5SpFSAK84Dxf1L3mBZdmptWvkx872ynoAb0swRCQiPM/tA6WWj1kpvLb9BOFw
-# nzJKJ/1Vry/+tuWOM7tiX5rbV0Dp8c6ZZpCM/2pif93FSguRJuI57BlKcWOdeyFt
-# w5yjojz6f32WapB4pm3S4Zz5Hfw42JT0xqUKloakvZ4argRCg7i1gJsiOCC1JeVk
-# 7Pf0v35jWSUPei45V3aicaoGig+JFrphpxHLmtgOR5qAxdDNp9DvfYPw4TtxCd9d
-# dJgiCGHasFAeb73x4QDf5zEHpJM692VHeOj4qEir995yfmFrb3epgcunCaw5u+zG
-# y9iCtHLNHfS4hQEegPsbiSpUObJb2sgNVZl6h3M7COaYLeqN4DMuEin1wC9UJyH3
-# yKxO2ii4sanblrKnQqLJzxlBTeCG+SqaoxFmMNO7dDJL32N79ZmKLxvHIa9Zta7c
-# RDyXUHHXodLFVeNp3lfB0d4wwP3M5k37Db9dT+mdHhk4L7zPWAUu7w2gUDXa7wkn
-# HNWzfjUeCLraNtvTX4/edIhJEqGCAtIwggI7AgEBMIH8oYHUpIHRMIHOMQswCQYD
-# VQQGEwJVUzETMBEGA1UECBMKV2FzaGluZ3RvbjEQMA4GA1UEBxMHUmVkbW9uZDEe
-# MBwGA1UEChMVTWljcm9zb2Z0IENvcnBvcmF0aW9uMSkwJwYDVQQLEyBNaWNyb3Nv
-# ZnQgT3BlcmF0aW9ucyBQdWVydG8gUmljbzEmMCQGA1UECxMdVGhhbGVzIFRTUyBF
-# U046RjdBNi1FMjUxLTE1MEExJTAjBgNVBAMTHE1pY3Jvc29mdCBUaW1lLVN0YW1w
-# IFNlcnZpY2WiIwoBATAHBgUrDgMCGgMVAEXTL+FQbc2G+3MXXvIRKVr2oXCnoIGD
-# MIGApH4wfDELMAkGA1UEBhMCVVMxEzARBgNVBAgTCldhc2hpbmd0b24xEDAOBgNV
-# BAcTB1JlZG1vbmQxHjAcBgNVBAoTFU1pY3Jvc29mdCBDb3Jwb3JhdGlvbjEmMCQG
-# A1UEAxMdTWljcm9zb2Z0IFRpbWUtU3RhbXAgUENBIDIwMTAwDQYJKoZIhvcNAQEF
-# BQACBQDi3yR1MCIYDzIwMjAwODEzMDYzMTE3WhgPMjAyMDA4MTQwNjMxMTdaMHcw
-# PQYKKwYBBAGEWQoEATEvMC0wCgIFAOLfJHUCAQAwCgIBAAICKbYCAf8wBwIBAAIC
-# EkQwCgIFAOLgdfUCAQAwNgYKKwYBBAGEWQoEAjEoMCYwDAYKKwYBBAGEWQoDAqAK
-# MAgCAQACAwehIKEKMAgCAQACAwGGoDANBgkqhkiG9w0BAQUFAAOBgQBI2hPSmSPK
-# XurK36pE46s0uBEW23aGxotfubZR3iQCxDZ+dcZEN83t2JE4wh4a9HGpzXta/1Yz
-# fgoIxgsI5wogRQF20sCD7x7ZTbpMweqxFCQSGRE8Z2B0FmntXXrEvQtS1ee0PC/1
-# +eD7oAsVwmsSWdQHKfOVBqz51g2S+ImuzTGCAw0wggMJAgEBMIGTMHwxCzAJBgNV
-# BAYTAlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRtb25kMR4w
-# HAYDVQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xJjAkBgNVBAMTHU1pY3Jvc29m
-# dCBUaW1lLVN0YW1wIFBDQSAyMDEwAhMzAAABJYvei2xyJjHdAAAAAAElMA0GCWCG
-# SAFlAwQCAQUAoIIBSjAaBgkqhkiG9w0BCQMxDQYLKoZIhvcNAQkQAQQwLwYJKoZI
-# hvcNAQkEMSIEIJICFqJn2Gtkce4xbJqSJCqpNLdz4fjym2OW0Ac8zI+nMIH6Bgsq
-# hkiG9w0BCRACLzGB6jCB5zCB5DCBvQQgXd/Gsi5vMF/6iX2CDh+VfmL5RvqaFkFw
-# luiyje9B9w4wgZgwgYCkfjB8MQswCQYDVQQGEwJVUzETMBEGA1UECBMKV2FzaGlu
-# Z3RvbjEQMA4GA1UEBxMHUmVkbW9uZDEeMBwGA1UEChMVTWljcm9zb2Z0IENvcnBv
-# cmF0aW9uMSYwJAYDVQQDEx1NaWNyb3NvZnQgVGltZS1TdGFtcCBQQ0EgMjAxMAIT
-# MwAAASWL3otsciYx3QAAAAABJTAiBCBSjc2CBOdr7iaTswYVN8f7KwiN5s4uBEO+
-# JVI8WLhgFzANBgkqhkiG9w0BAQsFAASCAQCfsvzXMzAN1kylt4eAKSH4ryFIJqBH
-# O7jcx7iIA9X6OPTuUmBniZGf2fmFG61V4HlmRgGOXuisJdpU3kiC7EZyFX6ZJoIj
-# kgvCQf4BPu/cLtn2w6odZ68OrTHs7BfBKBr6eQKKcZ/kgRSsjMNinh8tHPlrxE63
-# Zha3mUFfsnX5bi+F4VPhluGvRuA7q3IqMzfA/dTxON9WH5L+t3TwW61VebBaSPkT
-# YevYlj0TTlCw1B3zk0ztU37uulqDi4rFr67VaoR3qrhL/xZ/DsaNXg1V/RXqQRrw
-# eCag1OFRASAQOUOlWSi0QtYgUDl5FKKzxaJTEd946+6mJIkNXZB3nmA1
+# IENvcnBvcmF0aW9uMTIwMAYDVQQDEylNaWNyb3NvZnQgUm9vdCBDZXJ0aWZpY2F0
+# ZSBBdXRob3JpdHkgMjAxMTAeFw0xMTA3MDgyMDU5MDlaFw0yNjA3MDgyMTA5MDla
+# MH4xCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdS
+# ZWRtb25kMR4wHAYDVQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xKDAmBgNVBAMT
+# H01pY3Jvc29mdCBDb2RlIFNpZ25pbmcgUENBIDIwMTEwggIiMA0GCSqGSIb3DQEB
+# AQUAA4ICDwAwggIKAoICAQCr8PpyEBwurdhuqoIQTTS68rZYIZ9CGypr6VpQqrgG
+# OBoESbp/wwwe3TdrxhLYC/A4wpkGsMg51QEUMULTiQ15ZId+lGAkbK+eSZzpaF7S
+# 35tTsgosw6/ZqSuuegmv15ZZymAaBelmdugyUiYSL+erCFDPs0S3XdjELgN1q2jz
+# y23zOlyhFvRGuuA4ZKxuZDV4pqBjDy3TQJP4494HDdVceaVJKecNvqATd76UPe/7
+# 4ytaEB9NViiienLgEjq3SV7Y7e1DkYPZe7J7hhvZPrGMXeiJT4Qa8qEvWeSQOy2u
+# M1jFtz7+MtOzAz2xsq+SOH7SnYAs9U5WkSE1JcM5bmR/U7qcD60ZI4TL9LoDho33
+# X/DQUr+MlIe8wCF0JV8YKLbMJyg4JZg5SjbPfLGSrhwjp6lm7GEfauEoSZ1fiOIl
+# XdMhSz5SxLVXPyQD8NF6Wy/VI+NwXQ9RRnez+ADhvKwCgl/bwBWzvRvUVUvnOaEP
+# 6SNJvBi4RHxF5MHDcnrgcuck379GmcXvwhxX24ON7E1JMKerjt/sW5+v/N2wZuLB
+# l4F77dbtS+dJKacTKKanfWeA5opieF+yL4TXV5xcv3coKPHtbcMojyyPQDdPweGF
+# RInECUzF1KVDL3SV9274eCBYLBNdYJWaPk8zhNqwiBfenk70lrC8RqBsmNLg1oiM
+# CwIDAQABo4IB7TCCAekwEAYJKwYBBAGCNxUBBAMCAQAwHQYDVR0OBBYEFEhuZOVQ
+# BdOCqhc3NyK1bajKdQKVMBkGCSsGAQQBgjcUAgQMHgoAUwB1AGIAQwBBMAsGA1Ud
+# DwQEAwIBhjAPBgNVHRMBAf8EBTADAQH/MB8GA1UdIwQYMBaAFHItOgIxkEO5FAVO
+# 4eqnxzHRI4k0MFoGA1UdHwRTMFEwT6BNoEuGSWh0dHA6Ly9jcmwubWljcm9zb2Z0
+# LmNvbS9wa2kvY3JsL3Byb2R1Y3RzL01pY1Jvb0NlckF1dDIwMTFfMjAxMV8wM18y
+# Mi5jcmwwXgYIKwYBBQUHAQEEUjBQME4GCCsGAQUFBzAChkJodHRwOi8vd3d3Lm1p
+# Y3Jvc29mdC5jb20vcGtpL2NlcnRzL01pY1Jvb0NlckF1dDIwMTFfMjAxMV8wM18y
+# Mi5jcnQwgZ8GA1UdIASBlzCBlDCBkQYJKwYBBAGCNy4DMIGDMD8GCCsGAQUFBwIB
+# FjNodHRwOi8vd3d3Lm1pY3Jvc29mdC5jb20vcGtpb3BzL2RvY3MvcHJpbWFyeWNw
+# cy5odG0wQAYIKwYBBQUHAgIwNB4yIB0ATABlAGcAYQBsAF8AcABvAGwAaQBjAHkA
+# XwBzAHQAYQB0AGUAbQBlAG4AdAAuIB0wDQYJKoZIhvcNAQELBQADggIBAGfyhqWY
+# 4FR5Gi7T2HRnIpsLlhHhY5KZQpZ90nkMkMFlXy4sPvjDctFtg/6+P+gKyju/R6mj
+# 82nbY78iNaWXXWWEkH2LRlBV2AySfNIaSxzzPEKLUtCw/WvjPgcuKZvmPRul1LUd
+# d5Q54ulkyUQ9eHoj8xN9ppB0g430yyYCRirCihC7pKkFDJvtaPpoLpWgKj8qa1hJ
+# Yx8JaW5amJbkg/TAj/NGK978O9C9Ne9uJa7lryft0N3zDq+ZKJeYTQ49C/IIidYf
+# wzIY4vDFLc5bnrRJOQrGCsLGra7lstnbFYhRRVg4MnEnGn+x9Cf43iw6IGmYslmJ
+# aG5vp7d0w0AFBqYBKig+gj8TTWYLwLNN9eGPfxxvFX1Fp3blQCplo8NdUmKGwx1j
+# NpeG39rz+PIWoZon4c2ll9DuXWNB41sHnIc+BncG0QaxdR8UvmFhtfDcxhsEvt9B
+# xw4o7t5lL+yX9qFcltgA1qFGvVnzl6UJS0gQmYAf0AApxbGbpT9Fdx41xtKiop96
+# eiL6SJUfq/tHI4D1nvi/a7dLl+LrdXga7Oo3mXkYS//WsyNodeav+vyL6wuA6mk7
+# r/ww7QRMjt/fdW1jkT3RnVZOT7+AVyKheBEyIXrvQQqxP/uozKRdwaGIm1dxVk5I
+# RcBCyZt2WwqASGv9eZ/BvW1taslScxMNelDNMYIVZDCCFWACAQEwgZUwfjELMAkG
+# A1UEBhMCVVMxEzARBgNVBAgTCldhc2hpbmd0b24xEDAOBgNVBAcTB1JlZG1vbmQx
+# HjAcBgNVBAoTFU1pY3Jvc29mdCBDb3Jwb3JhdGlvbjEoMCYGA1UEAxMfTWljcm9z
+# b2Z0IENvZGUgU2lnbmluZyBQQ0EgMjAxMQITMwAAAYdyF3IVWUDHCQAAAAABhzAN
+# BglghkgBZQMEAgEFAKCBrjAZBgkqhkiG9w0BCQMxDAYKKwYBBAGCNwIBBDAcBgor
+# BgEEAYI3AgELMQ4wDAYKKwYBBAGCNwIBFTAvBgkqhkiG9w0BCQQxIgQgpT/bxWwe
+# aW0EinKMWCAzDXUjwXkIHldYzR6lw4/1Pc0wQgYKKwYBBAGCNwIBDDE0MDKgFIAS
+# AE0AaQBjAHIAbwBzAG8AZgB0oRqAGGh0dHA6Ly93d3cubWljcm9zb2Z0LmNvbTAN
+# BgkqhkiG9w0BAQEFAASCAQCHd7sSQVq0YDg8QDx6/kLWn3s6jtvvIDCCgsO9spHM
+# quPd4FPbG67DCsKDClekQs52qrtRO3Zo+JMnCw4j3bS+gZHzeJr2shbftOrpsFoD
+# l7OPcUmtrqul9dkQCOp8t0MP3ls0n96/YyNy6lz4BAlTdkdDx957uAxalKaCIBzb
+# R9QyppOKIfNFvwD4EI5KI6tpmSy/uH8SrRg7ZExAYZl6J6R18WkL7KHn649lPoAQ
+# ujwrIXH10xOJops45ILGzKWQcHmCzLJGYapL4VHUuK+73nT+9ZROGHdk/PyvIcdw
+# iERa+C06v305t3DA+CuHFy1tvyw7IFF6RVbLZPwxrJjToYIS7jCCEuoGCisGAQQB
+# gjcDAwExghLaMIIS1gYJKoZIhvcNAQcCoIISxzCCEsMCAQMxDzANBglghkgBZQME
+# AgEFADCCAVUGCyqGSIb3DQEJEAEEoIIBRASCAUAwggE8AgEBBgorBgEEAYRZCgMB
+# MDEwDQYJYIZIAWUDBAIBBQAEIOCaTmvM1AP0WaEVqzKaaCu/R+bTlR4kCrM/ZXsb
+# /eNOAgZgGeLsMwsYEzIwMjEwMjAzMjExNzQ5LjU5MVowBIACAfSggdSkgdEwgc4x
+# CzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRt
+# b25kMR4wHAYDVQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xKTAnBgNVBAsTIE1p
+# Y3Jvc29mdCBPcGVyYXRpb25zIFB1ZXJ0byBSaWNvMSYwJAYDVQQLEx1UaGFsZXMg
+# VFNTIEVTTjo4OTdBLUUzNTYtMTcwMTElMCMGA1UEAxMcTWljcm9zb2Z0IFRpbWUt
+# U3RhbXAgU2VydmljZaCCDkEwggT1MIID3aADAgECAhMzAAABLCKvRZd1+RvuAAAA
+# AAEsMA0GCSqGSIb3DQEBCwUAMHwxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpXYXNo
+# aW5ndG9uMRAwDgYDVQQHEwdSZWRtb25kMR4wHAYDVQQKExVNaWNyb3NvZnQgQ29y
+# cG9yYXRpb24xJjAkBgNVBAMTHU1pY3Jvc29mdCBUaW1lLVN0YW1wIFBDQSAyMDEw
+# MB4XDTE5MTIxOTAxMTUwM1oXDTIxMDMxNzAxMTUwM1owgc4xCzAJBgNVBAYTAlVT
+# MRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRtb25kMR4wHAYDVQQK
+# ExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xKTAnBgNVBAsTIE1pY3Jvc29mdCBPcGVy
+# YXRpb25zIFB1ZXJ0byBSaWNvMSYwJAYDVQQLEx1UaGFsZXMgVFNTIEVTTjo4OTdB
+# LUUzNTYtMTcwMTElMCMGA1UEAxMcTWljcm9zb2Z0IFRpbWUtU3RhbXAgU2Vydmlj
+# ZTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAPK1zgSSq+MxAYo3qpCt
+# QDxSMPPJy6mm/wfEJNjNUnYtLFBwl1BUS5trEk/t41ldxITKehs+ABxYqo4Qxsg3
+# Gy1ugKiwHAnYiiekfC+ZhptNFgtnDZIn45zC0AlVr/6UfLtsLcHCh1XElLUHfEC0
+# nBuQcM/SpYo9e3l1qY5NdMgDGxCsmCKdiZfYXIu+U0UYIBhdzmSHnB3fxZOBVcr5
+# htFHEBBNt/rFJlm/A4yb8oBsp+Uf0p5QwmO/bCcdqB15JpylOhZmWs0sUfJKlK9E
+# rAhBwGki2eIRFKsQBdkXS9PWpF1w2gIJRvSkDEaCf+lbGTPdSzHSbfREWOF9wY3i
+# Yj8CAwEAAaOCARswggEXMB0GA1UdDgQWBBRRahZSGfrCQhCyIyGH9DkiaW7L0zAf
+# BgNVHSMEGDAWgBTVYzpcijGQ80N7fEYbxTNoWoVtVTBWBgNVHR8ETzBNMEugSaBH
+# hkVodHRwOi8vY3JsLm1pY3Jvc29mdC5jb20vcGtpL2NybC9wcm9kdWN0cy9NaWNU
+# aW1TdGFQQ0FfMjAxMC0wNy0wMS5jcmwwWgYIKwYBBQUHAQEETjBMMEoGCCsGAQUF
+# BzAChj5odHRwOi8vd3d3Lm1pY3Jvc29mdC5jb20vcGtpL2NlcnRzL01pY1RpbVN0
+# YVBDQV8yMDEwLTA3LTAxLmNydDAMBgNVHRMBAf8EAjAAMBMGA1UdJQQMMAoGCCsG
+# AQUFBwMIMA0GCSqGSIb3DQEBCwUAA4IBAQBPFxHIwi4vAH49w9Svmz6K3tM55RlW
+# 5pPeULXdut2Rqy6Ys0+VpZsbuaEoxs6Z1C3hMbkiqZFxxyltxJpuHTyGTg61zfNI
+# F5n6RsYF3s7IElDXNfZznF1/2iWc6uRPZK8rxxUJ/7emYXZCYwuUY0XjsCpP9pbR
+# RKeJi6r5arSyI+NfKxvgoM21JNt1BcdlXuAecdd/k8UjxCscffanoK2n6LFw1PcZ
+# lEO7NId7o+soM2C0QY5BYdghpn7uqopB6ixyFIIkDXFub+1E7GmAEwfU6VwEHL7y
+# 9rNE8bd+JrQs+yAtkkHy9FmXg/PsGq1daVzX1So7CJ6nyphpuHSN3VfTMIIGcTCC
+# BFmgAwIBAgIKYQmBKgAAAAAAAjANBgkqhkiG9w0BAQsFADCBiDELMAkGA1UEBhMC
+# VVMxEzARBgNVBAgTCldhc2hpbmd0b24xEDAOBgNVBAcTB1JlZG1vbmQxHjAcBgNV
+# BAoTFU1pY3Jvc29mdCBDb3Jwb3JhdGlvbjEyMDAGA1UEAxMpTWljcm9zb2Z0IFJv
+# b3QgQ2VydGlmaWNhdGUgQXV0aG9yaXR5IDIwMTAwHhcNMTAwNzAxMjEzNjU1WhcN
+# MjUwNzAxMjE0NjU1WjB8MQswCQYDVQQGEwJVUzETMBEGA1UECBMKV2FzaGluZ3Rv
+# bjEQMA4GA1UEBxMHUmVkbW9uZDEeMBwGA1UEChMVTWljcm9zb2Z0IENvcnBvcmF0
+# aW9uMSYwJAYDVQQDEx1NaWNyb3NvZnQgVGltZS1TdGFtcCBQQ0EgMjAxMDCCASIw
+# DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKkdDbx3EYo6IOz8E5f1+n9plGt0
+# VBDVpQoAgoX77XxoSyxfxcPlYcJ2tz5mK1vwFVMnBDEfQRsalR3OCROOfGEwWbEw
+# RA/xYIiEVEMM1024OAizQt2TrNZzMFcmgqNFDdDq9UeBzb8kYDJYYEbyWEeGMoQe
+# dGFnkV+BVLHPk0ySwcSmXdFhE24oxhr5hoC732H8RsEnHSRnEnIaIYqvS2SJUGKx
+# Xf13Hz3wV3WsvYpCTUBR0Q+cBj5nf/VmwAOWRH7v0Ev9buWayrGo8noqCjHw2k4G
+# kbaICDXoeByw6ZnNPOcvRLqn9NxkvaQBwSAJk3jN/LzAyURdXhacAQVPIk0CAwEA
+# AaOCAeYwggHiMBAGCSsGAQQBgjcVAQQDAgEAMB0GA1UdDgQWBBTVYzpcijGQ80N7
+# fEYbxTNoWoVtVTAZBgkrBgEEAYI3FAIEDB4KAFMAdQBiAEMAQTALBgNVHQ8EBAMC
+# AYYwDwYDVR0TAQH/BAUwAwEB/zAfBgNVHSMEGDAWgBTV9lbLj+iiXGJo0T2UkFvX
+# zpoYxDBWBgNVHR8ETzBNMEugSaBHhkVodHRwOi8vY3JsLm1pY3Jvc29mdC5jb20v
+# cGtpL2NybC9wcm9kdWN0cy9NaWNSb29DZXJBdXRfMjAxMC0wNi0yMy5jcmwwWgYI
+# KwYBBQUHAQEETjBMMEoGCCsGAQUFBzAChj5odHRwOi8vd3d3Lm1pY3Jvc29mdC5j
+# b20vcGtpL2NlcnRzL01pY1Jvb0NlckF1dF8yMDEwLTA2LTIzLmNydDCBoAYDVR0g
+# AQH/BIGVMIGSMIGPBgkrBgEEAYI3LgMwgYEwPQYIKwYBBQUHAgEWMWh0dHA6Ly93
+# d3cubWljcm9zb2Z0LmNvbS9QS0kvZG9jcy9DUFMvZGVmYXVsdC5odG0wQAYIKwYB
+# BQUHAgIwNB4yIB0ATABlAGcAYQBsAF8AUABvAGwAaQBjAHkAXwBTAHQAYQB0AGUA
+# bQBlAG4AdAAuIB0wDQYJKoZIhvcNAQELBQADggIBAAfmiFEN4sbgmD+BcQM9naOh
+# IW+z66bM9TG+zwXiqf76V20ZMLPCxWbJat/15/B4vceoniXj+bzta1RXCCtRgkQS
+# +7lTjMz0YBKKdsxAQEGb3FwX/1z5Xhc1mCRWS3TvQhDIr79/xn/yN31aPxzymXlK
+# kVIArzgPF/UveYFl2am1a+THzvbKegBvSzBEJCI8z+0DpZaPWSm8tv0E4XCfMkon
+# /VWvL/625Y4zu2JfmttXQOnxzplmkIz/amJ/3cVKC5Em4jnsGUpxY517IW3DnKOi
+# PPp/fZZqkHimbdLhnPkd/DjYlPTGpQqWhqS9nhquBEKDuLWAmyI4ILUl5WTs9/S/
+# fmNZJQ96LjlXdqJxqgaKD4kWumGnEcua2A5HmoDF0M2n0O99g/DhO3EJ3110mCII
+# YdqwUB5vvfHhAN/nMQekkzr3ZUd46PioSKv33nJ+YWtvd6mBy6cJrDm77MbL2IK0
+# cs0d9LiFAR6A+xuJKlQ5slvayA1VmXqHczsI5pgt6o3gMy4SKfXAL1QnIffIrE7a
+# KLixqduWsqdCosnPGUFN4Ib5KpqjEWYw07t0MkvfY3v1mYovG8chr1m1rtxEPJdQ
+# cdeh0sVV42neV8HR3jDA/czmTfsNv11P6Z0eGTgvvM9YBS7vDaBQNdrvCScc1bN+
+# NR4Iuto229Nfj950iEkSoYICzzCCAjgCAQEwgfyhgdSkgdEwgc4xCzAJBgNVBAYT
+# AlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAwDgYDVQQHEwdSZWRtb25kMR4wHAYD
+# VQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24xKTAnBgNVBAsTIE1pY3Jvc29mdCBP
+# cGVyYXRpb25zIFB1ZXJ0byBSaWNvMSYwJAYDVQQLEx1UaGFsZXMgVFNTIEVTTjo4
+# OTdBLUUzNTYtMTcwMTElMCMGA1UEAxMcTWljcm9zb2Z0IFRpbWUtU3RhbXAgU2Vy
+# dmljZaIjCgEBMAcGBSsOAwIaAxUADE5OKSMoNx/mYxYWap1RTOohbJ2ggYMwgYCk
+# fjB8MQswCQYDVQQGEwJVUzETMBEGA1UECBMKV2FzaGluZ3RvbjEQMA4GA1UEBxMH
+# UmVkbW9uZDEeMBwGA1UEChMVTWljcm9zb2Z0IENvcnBvcmF0aW9uMSYwJAYDVQQD
+# Ex1NaWNyb3NvZnQgVGltZS1TdGFtcCBQQ0EgMjAxMDANBgkqhkiG9w0BAQUFAAIF
+# AOPFChkwIhgPMjAyMTAyMDMxNTQwMDlaGA8yMDIxMDIwNDE1NDAwOVowdDA6Bgor
+# BgEEAYRZCgQBMSwwKjAKAgUA48UKGQIBADAHAgEAAgIXmDAHAgEAAgIRyTAKAgUA
+# 48ZbmQIBADA2BgorBgEEAYRZCgQCMSgwJjAMBgorBgEEAYRZCgMCoAowCAIBAAID
+# B6EgoQowCAIBAAIDAYagMA0GCSqGSIb3DQEBBQUAA4GBAHeeznL2n6HWCjHH94Fl
+# hcdW6TEXzq4XNgp1Gx1W9F8gJ4x+SwoV7elJZkwgGffcpHomLvIY/VSuzsl1NgtJ
+# TWM2UxoqSv58BBOrl4eGhH6kkg8Ucy2tdeK5T8cHa8pMkq2j9pFd2mRG/6VMk0dl
+# Xz7Uy3Z6bZqkcABMyAfuAaGbMYIDDTCCAwkCAQEwgZMwfDELMAkGA1UEBhMCVVMx
+# EzARBgNVBAgTCldhc2hpbmd0b24xEDAOBgNVBAcTB1JlZG1vbmQxHjAcBgNVBAoT
+# FU1pY3Jvc29mdCBDb3Jwb3JhdGlvbjEmMCQGA1UEAxMdTWljcm9zb2Z0IFRpbWUt
+# U3RhbXAgUENBIDIwMTACEzMAAAEsIq9Fl3X5G+4AAAAAASwwDQYJYIZIAWUDBAIB
+# BQCgggFKMBoGCSqGSIb3DQEJAzENBgsqhkiG9w0BCRABBDAvBgkqhkiG9w0BCQQx
+# IgQg/QYv7yp+354WTjWUIsXWndTEzXjaYjqwYjcBxCJKjdUwgfoGCyqGSIb3DQEJ
+# EAIvMYHqMIHnMIHkMIG9BCBbn/0uFFh42hTM5XOoKdXevBaiSxmYK9Ilcn9nu5ZH
+# 4TCBmDCBgKR+MHwxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpXYXNoaW5ndG9uMRAw
+# DgYDVQQHEwdSZWRtb25kMR4wHAYDVQQKExVNaWNyb3NvZnQgQ29ycG9yYXRpb24x
+# JjAkBgNVBAMTHU1pY3Jvc29mdCBUaW1lLVN0YW1wIFBDQSAyMDEwAhMzAAABLCKv
+# RZd1+RvuAAAAAAEsMCIEIIfIM3YbzHswb/Kj/qq1l1cHA6QBl+gEXYanUNJomrpT
+# MA0GCSqGSIb3DQEBCwUABIIBAAwdcXssUZGO7ho5+NHLjIxLtQk543aKGo+lrRMY
+# Q9abE1h/AaaNJl0iGxX4IihNWyfovSfYL3L4eODUBAu68tWSxeceRfWNsb/ZZfUi
+# v89hpLssI/Gf1BEgNMA4zCuIGQiC8okusVumEpAhhvCEbSiTTTtBdolTnU/CAKui
+# oxaU3R9XkKh1F4oAM26+dJ1J2BLQXPs5afNvvedDsZWNQUPK1sFF3JRfzxiTrwBW
+# EJRyflev9gyDoqCHzippgb+6+eti1WTkcA9Q49GIT11S6LOAVqkSC9N7Nqf8ksh8
+# ARdwT8jigpsm+mj7lrVU9upDkhVYhKeO8oiZq95Q53Zkteo=
 # SIG # End signature block

externals/install-dotnet.sh

@@ -40,7 +40,7 @@ if [ -t 1 ] && command -v tput > /dev/null; then
 fi
 
 say_warning() {
-    printf "%b\n" "${yellow:-}dotnet_install: Warning: $1${normal:-}"
+    printf "%b\n" "${yellow:-}dotnet_install: Warning: $1${normal:-}" >&3
 }
 
 say_err() {
@@ -183,6 +183,9 @@ get_current_os_name() {
         elif is_musl_based_distro; then
             echo "linux-musl"
             return 0
+        elif [ "$linux_platform_name" = "linux-musl" ]; then
+            echo "linux-musl"
+            return 0
         else
             echo "linux"
             return 0
@@ -241,42 +244,6 @@ check_min_reqs() {
     return 0
 }
 
-check_pre_reqs() {
-    eval $invocation
-
-    if [ "${DOTNET_INSTALL_SKIP_PREREQS:-}" = "1" ]; then
-        return 0
-    fi
-
-    if [ "$(uname)" = "Linux" ]; then
-        if is_musl_based_distro; then
-            if ! command -v scanelf > /dev/null; then
-                say_warning "scanelf not found, please install pax-utils package."
-                return 0
-            fi
-            LDCONFIG_COMMAND="scanelf --ldpath -BF '%f'"
-            [ -z "$($LDCONFIG_COMMAND 2>/dev/null | grep libintl)" ] && say_warning "Unable to locate libintl. Probable prerequisite missing; install libintl (or gettext)."
-        else
-            if [ ! -x "$(command -v ldconfig)" ]; then
-                say_verbose "ldconfig is not in PATH, trying /sbin/ldconfig."
-                LDCONFIG_COMMAND="/sbin/ldconfig"
-            else
-                LDCONFIG_COMMAND="ldconfig"
-            fi
-            local librarypath=${LD_LIBRARY_PATH:-}
-            LDCONFIG_COMMAND="$LDCONFIG_COMMAND -NXv ${librarypath//:/ }"
-        fi
-
-        [ -z "$($LDCONFIG_COMMAND 2>/dev/null | grep zlib)" ] && say_warning "Unable to locate zlib. Probable prerequisite missing; install zlib."
-        [ -z "$($LDCONFIG_COMMAND 2>/dev/null | grep ssl)" ] && say_warning "Unable to locate libssl. Probable prerequisite missing; install libssl."
-        [ -z "$($LDCONFIG_COMMAND 2>/dev/null | grep libicu)" ] && say_warning "Unable to locate libicu. Probable prerequisite missing; install libicu."
-        [ -z "$($LDCONFIG_COMMAND 2>/dev/null | grep lttng)" ] && say_warning "Unable to locate liblttng. Probable prerequisite missing; install libcurl."
-        [ -z "$($LDCONFIG_COMMAND 2>/dev/null | grep libcurl)" ] && say_warning "Unable to locate libcurl. Probable prerequisite missing; install libcurl."
-    fi
-
-    return 0
-}
-
 # args:
 # input - $1
 to_lowercase() {
@@ -332,11 +299,11 @@ get_machine_architecture() {
     if command -v uname > /dev/null; then
         CPUName=$(uname -m)
         case $CPUName in
-        armv7l)
+        armv*l)
             echo "arm"
             return 0
             ;;
-        aarch64)
+        aarch64|arm64)
             echo "arm64"
             return 0
             ;;
@@ -373,10 +340,34 @@ get_normalized_architecture_from_architecture() {
             ;;
     esac
 
-    say_err "Architecture \`$architecture\` not supported. If you think this is a bug, report it at https://github.com/dotnet/sdk/issues"
+    say_err "Architecture \`$architecture\` not supported. If you think this is a bug, report it at https://github.com/dotnet/install-scripts/issues"
     return 1
 }
 
+# args:
+# user_defined_os - $1
+get_normalized_os() {
+    eval $invocation
+
+    local osname="$(to_lowercase "$1")"
+    if [ ! -z "$osname" ]; then
+        case "$osname" in
+            osx | freebsd | rhel.6 | linux-musl | linux)
+                echo "$osname"
+                return 0
+                ;;
+            *)
+                say_err "'$user_defined_os' is not a supported value for --os option, supported values are: osx, linux, linux-musl, freebsd, rhel.6. If you think this is a bug, report it at https://github.com/dotnet/install-scripts/issues."
+                return 1
+                ;;
+        esac
+    else
+        osname="$(get_current_os_name)" || return 1
+    fi
+    echo "$osname"
+    return 0
+}
+
 # The version text returned from the feeds is a 1-line or 2-line string:
 # For the SDK and the dotnet runtime (2 lines):
 # Line 1: # commit_hash
@@ -418,14 +409,12 @@ is_dotnet_package_installed() {
 # azure_feed - $1
 # channel - $2
 # normalized_architecture - $3
-# coherent - $4
 get_latest_version_info() {
     eval $invocation
 
     local azure_feed="$1"
     local channel="$2"
     local normalized_architecture="$3"
-    local coherent="$4"
 
     local version_file_url=null
     if [[ "$runtime" == "dotnet" ]]; then
@@ -433,11 +422,7 @@ get_latest_version_info() {
     elif [[ "$runtime" == "aspnetcore" ]]; then
         version_file_url="$uncached_feed/aspnetcore/Runtime/$channel/latest.version"
     elif [ -z "$runtime" ]; then
-        if [ "$coherent" = true ]; then
-            version_file_url="$uncached_feed/Sdk/$channel/latest.coherent.version"
-        else
-            version_file_url="$uncached_feed/Sdk/$channel/latest.version"
-        fi
+         version_file_url="$uncached_feed/Sdk/$channel/latest.version"
     else
         say_err "Invalid value for \$runtime"
         return 1
@@ -468,7 +453,6 @@ parse_jsonfile_for_version() {
     sdk_list=$(echo $sdk_section | awk -F"[{}]" '{print $2}')
     sdk_list=${sdk_list//[\" ]/}
     sdk_list=${sdk_list//,/$'\n'}
-    sdk_list="$(echo -e "${sdk_list}" | tr -d '[[:space:]]')"
 
     local version_info=""
     while read -r line; do
@@ -505,26 +489,16 @@ get_specific_version_from_version() {
     local json_file="$5"
 
     if [ -z "$json_file" ]; then
-        case "$version" in
-            latest)
-                local version_info
-                version_info="$(get_latest_version_info "$azure_feed" "$channel" "$normalized_architecture" false)" || return 1
-                say_verbose "get_specific_version_from_version: version_info=$version_info"
-                echo "$version_info" | get_version_from_version_info
-                return 0
-                ;;
-            coherent)
-                local version_info
-                version_info="$(get_latest_version_info "$azure_feed" "$channel" "$normalized_architecture" true)" || return 1
-                say_verbose "get_specific_version_from_version: version_info=$version_info"
-                echo "$version_info" | get_version_from_version_info
-                return 0
-                ;;
-            *)
-                echo "$version"
-                return 0
-                ;;
-        esac
+        if [[ "$version" == "latest" ]]; then
+            local version_info
+            version_info="$(get_latest_version_info "$azure_feed" "$channel" "$normalized_architecture" false)" || return 1
+            say_verbose "get_specific_version_from_version: version_info=$version_info"
+            echo "$version_info" | get_version_from_version_info
+            return 0
+        else
+            echo "$version"
+            return 0
+        fi
     else
         local version_info
         version_info="$(parse_jsonfile_for_version "$json_file")" || return 1
@@ -538,6 +512,7 @@ get_specific_version_from_version() {
 # channel - $2
 # normalized_architecture - $3
 # specific_version - $4
+# normalized_os - $5
 construct_download_link() {
     eval $invocation
 
@@ -545,17 +520,16 @@ construct_download_link() {
     local channel="$2"
     local normalized_architecture="$3"
     local specific_version="${4//[$'\t\r\n']}"
-
-    local osname
-    osname="$(get_current_os_name)" || return 1
+    local specific_product_version="$(get_specific_product_version "$1" "$4")"
+    local osname="$5"
 
     local download_link=null
     if [[ "$runtime" == "dotnet" ]]; then
-        download_link="$azure_feed/Runtime/$specific_version/dotnet-runtime-$specific_version-$osname-$normalized_architecture.tar.gz"
+        download_link="$azure_feed/Runtime/$specific_version/dotnet-runtime-$specific_product_version-$osname-$normalized_architecture.tar.gz"
     elif [[ "$runtime" == "aspnetcore" ]]; then
-        download_link="$azure_feed/aspnetcore/Runtime/$specific_version/aspnetcore-runtime-$specific_version-$osname-$normalized_architecture.tar.gz"
+        download_link="$azure_feed/aspnetcore/Runtime/$specific_version/aspnetcore-runtime-$specific_product_version-$osname-$normalized_architecture.tar.gz"
     elif [ -z "$runtime" ]; then
-        download_link="$azure_feed/Sdk/$specific_version/dotnet-sdk-$specific_version-$osname-$normalized_architecture.tar.gz"
+        download_link="$azure_feed/Sdk/$specific_version/dotnet-sdk-$specific_product_version-$osname-$normalized_architecture.tar.gz"
     else
         return 1
     fi
@@ -564,6 +538,50 @@ construct_download_link() {
     return 0
 }
 
+# args:
+# azure_feed - $1
+# specific_version - $2
+get_specific_product_version() {
+    # If we find a 'productVersion.txt' at the root of any folder, we'll use its contents
+    # to resolve the version of what's in the folder, superseding the specified version.
+    eval $invocation
+
+    local azure_feed="$1"
+    local specific_version="${2//[$'\t\r\n']}"
+    local specific_product_version=$specific_version
+
+    local download_link=null
+    if [[ "$runtime" == "dotnet" ]]; then
+        download_link="$azure_feed/Runtime/$specific_version/productVersion.txt${feed_credential}"
+    elif [[ "$runtime" == "aspnetcore" ]]; then
+        download_link="$azure_feed/aspnetcore/Runtime/$specific_version/productVersion.txt${feed_credential}"
+    elif [ -z "$runtime" ]; then
+        download_link="$azure_feed/Sdk/$specific_version/productVersion.txt${feed_credential}"
+    else
+        return 1
+    fi
+
+    if machine_has "curl"
+    then
+        specific_product_version=$(curl -s --fail "$download_link")
+        if [ $? -ne 0 ]
+        then
+            specific_product_version=$specific_version
+        fi
+    elif machine_has "wget"
+    then
+        specific_product_version=$(wget -qO- "$download_link")
+        if [ $? -ne 0 ]
+        then
+            specific_product_version=$specific_version
+        fi
+    fi
+    specific_product_version="${specific_product_version//[$'\t\r\n']}"
+
+    echo "$specific_product_version"
+    return 0
+}
+
 # args:
 # azure_feed - $1
 # channel - $2
@@ -684,11 +702,31 @@ extract_dotnet_package() {
     find "$temp_out_path" -type f | grep -Ev "$folders_with_version_regex" | copy_files_or_dirs_from_list "$temp_out_path" "$out_path" "$override_non_versioned_files"
 
     rm -rf "$temp_out_path"
+    rm -f "$zip_path" && say_verbose "Temporary zip file $zip_path was removed"
 
     if [ "$failed" = true ]; then
         say_err "Extraction failed"
         return 1
     fi
+    return 0
+}
+
+get_http_header_curl() {
+    eval $invocation
+    local remote_path="$1"
+    remote_path_with_credential="${remote_path}${feed_credential}"
+    curl_options="-I -sSL --retry 5 --retry-delay 2 --connect-timeout 15 "
+    curl $curl_options "$remote_path_with_credential" || return 1
+    return 0
+}
+
+get_http_header_wget() {
+    eval $invocation
+    local remote_path="$1"
+    remote_path_with_credential="${remote_path}${feed_credential}"
+    wget_options="-q -S --spider --tries 5 --waitretry 2 --connect-timeout 15 "
+    wget $wget_options "$remote_path_with_credential" 2>&1 || return 1
+    return 0
 }
 
 # args:
@@ -706,13 +744,30 @@ download() {
     fi
 
     local failed=false
-    if machine_has "curl"; then
-        downloadcurl "$remote_path" "$out_path" || failed=true
-    elif machine_has "wget"; then
-        downloadwget "$remote_path" "$out_path" || failed=true
-    else
-        failed=true
-    fi
+    local attempts=0
+    while [ $attempts -lt 3 ]; do
+        attempts=$((attempts+1))
+        failed=false
+        if machine_has "curl"; then
+            downloadcurl "$remote_path" "$out_path" || failed=true
+        elif machine_has "wget"; then
+            downloadwget "$remote_path" "$out_path" || failed=true
+        else
+            say_err "Missing dependency: neither curl nor wget was found."
+            exit 1
+        fi
+
+        if [ "$failed" = false ] || [ $attempts -ge 3 ] || { [ ! -z $http_code ] && [ $http_code = "404" ]; }; then
+            break
+        fi
+
+        say "Download attempt #$attempts has failed: $http_code $download_error_msg"
+        say "Attempt #$((attempts+1)) will start in $((attempts*10)) seconds."
+        sleep $((attempts*20))
+    done
+
+
+
     if [ "$failed" = true ]; then
         say_verbose "Download failed: $remote_path"
         return 1
@@ -720,44 +775,60 @@ download() {
     return 0
 }
 
+# Updates global variables $http_code and $download_error_msg
 downloadcurl() {
     eval $invocation
+    unset http_code
+    unset download_error_msg
     local remote_path="$1"
     local out_path="${2:-}"
-
     # Append feed_credential as late as possible before calling curl to avoid logging feed_credential
-    remote_path="${remote_path}${feed_credential}"
-
+    local remote_path_with_credential="${remote_path}${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 $curl_options "$remote_path" || failed=true
+        curl $curl_options "$remote_path_with_credential" || failed=true
     else
-        curl $curl_options -o "$out_path" "$remote_path" || failed=true
+        curl $curl_options -o "$out_path" "$remote_path_with_credential" || failed=true
     fi
     if [ "$failed" = true ]; then
-        say_verbose "Curl download failed"
+        local response=$(get_http_header_curl $remote_path_with_credential)
+        http_code=$( echo "$response" | awk '/^HTTP/{print $2}' | tail -1 )
+        download_error_msg="Unable to download $remote_path."
+        if  [[ $http_code != 2* ]]; then
+            download_error_msg+=" Returned HTTP status code: $http_code."
+        fi
+        say_verbose "$download_error_msg"
         return 1
     fi
     return 0
 }
 
+
+# Updates global variables $http_code and $download_error_msg
 downloadwget() {
     eval $invocation
+    unset http_code
+    unset download_error_msg
     local remote_path="$1"
     local out_path="${2:-}"
-
     # Append feed_credential as late as possible before calling wget to avoid logging feed_credential
-    remote_path="${remote_path}${feed_credential}"
+    local remote_path_with_credential="${remote_path}${feed_credential}"
     local wget_options="--tries 20 --waitretry 2 --connect-timeout 15 "
     local failed=false
     if [ -z "$out_path" ]; then
-        wget -q $wget_options -O - "$remote_path" || failed=true
+        wget -q $wget_options -O - "$remote_path_with_credential" || failed=true
     else
-        wget $wget_options -O "$out_path" "$remote_path" || failed=true
+        wget $wget_options -O "$out_path" "$remote_path_with_credential" || failed=true
     fi
     if [ "$failed" = true ]; then
-        say_verbose "Wget download failed"
+        local response=$(get_http_header_wget $remote_path_with_credential)
+        http_code=$( echo "$response" | awk '/^  HTTP/{print $2}' | tail -1 )
+        download_error_msg="Unable to download $remote_path."
+        if  [[ $http_code != 2* ]]; then
+            download_error_msg+=" Returned HTTP status code: $http_code."
+        fi
+        say_verbose "$download_error_msg"
         return 1
     fi
     return 0
@@ -770,14 +841,18 @@ calculate_vars() {
     normalized_architecture="$(get_normalized_architecture_from_architecture "$architecture")"
     say_verbose "normalized_architecture=$normalized_architecture"
 
+    normalized_os="$(get_normalized_os "$user_defined_os")"
+    say_verbose "normalized_os=$normalized_os"
+
     specific_version="$(get_specific_version_from_version "$azure_feed" "$channel" "$normalized_architecture" "$version" "$json_file")"
+    specific_product_version="$(get_specific_product_version "$azure_feed" "$specific_version")"
     say_verbose "specific_version=$specific_version"
     if [ -z "$specific_version" ]; then
         say_err "Could not resolve version information."
         return 1
     fi
 
-    download_link="$(construct_download_link "$azure_feed" "$channel" "$normalized_architecture" "$specific_version")"
+    download_link="$(construct_download_link "$azure_feed" "$channel" "$normalized_architecture" "$specific_version" "$normalized_os")"
     say_verbose "Constructed primary named payload URL: $download_link"
 
     legacy_download_link="$(construct_legacy_download_link "$azure_feed" "$channel" "$normalized_architecture" "$specific_version")" || valid_legacy_download_link=false
@@ -822,38 +897,74 @@ install_dotnet() {
     zip_path="$(mktemp "$temporary_file_template")"
     say_verbose "Zip path: $zip_path"
 
-    say "Downloading link: $download_link"
 
     # Failures are normal in the non-legacy case for ultimately legacy downloads.
     # Do not output to stderr, since output to stderr is considered an error.
+    say "Downloading primary link $download_link"
+
+    # The download function will set variables $http_code and $download_error_msg in case of failure.
     download "$download_link" "$zip_path" 2>&1 || download_failed=true
 
     #  if the download fails, download the legacy_download_link
     if [ "$download_failed" = true ]; then
-        say "Cannot download: $download_link"
-
+        primary_path_http_code="$http_code"; primary_path_download_error_msg="$download_error_msg"
+        case $primary_path_http_code in
+        404)
+            say "The resource at $download_link is not available."
+            ;;
+        *)
+            say "$primary_path_download_error_msg"
+            ;;
+        esac
+        rm -f "$zip_path" 2>&1 && say_verbose "Temporary zip file $zip_path was removed"
         if [ "$valid_legacy_download_link" = true ]; then
             download_failed=false
             download_link="$legacy_download_link"
             zip_path="$(mktemp "$temporary_file_template")"
             say_verbose "Legacy zip path: $zip_path"
-            say "Downloading legacy link: $download_link"
+
+            say "Downloading legacy link $download_link"
+
+            # The download function will set variables $http_code and $download_error_msg in case of failure.
             download "$download_link" "$zip_path" 2>&1 || download_failed=true
 
             if [ "$download_failed" = true ]; then
-                say "Cannot download: $download_link"
+                legacy_path_http_code="$http_code";  legacy_path_download_error_msg="$download_error_msg"
+                case $legacy_path_http_code in
+                404)
+                    say "The resource at $download_link is not available."
+                    ;;
+                *)
+                    say "$legacy_path_download_error_msg"
+                    ;;
+                esac
+                rm -f "$zip_path" 2>&1 && say_verbose "Temporary zip file $zip_path was removed"
             fi
         fi
     fi
 
     if [ "$download_failed" = true ]; then
-        say_err "Could not find/download: \`$asset_name\` with version = $specific_version"
-        say_err "Refer to: https://aka.ms/dotnet-os-lifecycle for information on .NET Core support"
+        if [[ "$primary_path_http_code" = "404" && ( "$valid_legacy_download_link" = false || "$legacy_path_http_code" = "404") ]]; then
+            say_err "Could not find \`$asset_name\` with version = $specific_version"
+            say_err "Refer to: https://aka.ms/dotnet-os-lifecycle for information on .NET Core support"
+        else
+            say_err "Could not download: \`$asset_name\` with version = $specific_version"
+            # 404-NotFound is an expected response if it goes from only one of the links, do not show that error.
+            # If primary path is available (not 404-NotFound) then show the primary error else show the legacy error.
+            if [ "$primary_path_http_code" != "404" ]; then
+                say_err "$primary_path_download_error_msg"
+                return 1
+            fi
+            if [[ "$valid_legacy_download_link" = true  && "$legacy_path_http_code" != "404" ]]; then
+                say_err "$legacy_path_download_error_msg"
+                return 1
+            fi
+        fi
         return 1
     fi
 
     say "Extracting zip from $download_link"
-    extract_dotnet_package "$zip_path" "$install_root"
+    extract_dotnet_package "$zip_path" "$install_root" || return 1
 
     #  Check if the SDK version is installed; if not, fail the installation.
     # if the version contains "RTM" or "servicing"; check if a 'release-type' SDK version is installed.
@@ -869,12 +980,14 @@ install_dotnet() {
     fi
 
     #  Check if the standard SDK version is installed.
-    say_verbose "Checking installation: version = $specific_version"
-    if is_dotnet_package_installed "$install_root" "$asset_relative_path" "$specific_version"; then
+    say_verbose "Checking installation: version = $specific_product_version"
+    if is_dotnet_package_installed "$install_root" "$asset_relative_path" "$specific_product_version"; then
         return 0
     fi
 
-    say_err "\`$asset_name\` with version = $specific_version failed to install with an unknown error."
+    # Version verification failed. More likely something is wrong either with the downloaded content or with the verification algorithm.
+    say_err "Failed to verify the version of installed \`$asset_name\`.\nInstallation source: $download_link.\nInstallation location: $install_root.\nReport the bug at https://github.com/dotnet/install-scripts/issues."
+    say_err "\`$asset_name\` with version = $specific_product_version failed to install with an unknown error."
     return 1
 }
 
@@ -900,6 +1013,7 @@ runtime=""
 runtime_id=""
 override_non_versioned_files=true
 non_dynamic_parameters=""
+user_defined_os=""
 
 while [ $# -ne 0 ]
 do
@@ -921,6 +1035,10 @@ do
             shift
             architecture="$1"
             ;;
+        --os|-[Oo][SS])
+            shift
+            user_defined_os="$1"
+            ;;
         --shared-runtime|-[Ss]hared[Rr]untime)
             say_warning "The --shared-runtime flag is obsolete and may be removed in a future version of this script. The recommended usage is to specify '--runtime dotnet'."
             if [ -z "$runtime" ]; then
@@ -972,6 +1090,7 @@ do
             shift
             runtime_id="$1"
             non_dynamic_parameters+=" $name "\""$1"\"""
+            say_warning "Use of --runtime-id is obsolete and should be limited to the versions below 2.1. To override architecture, use --architecture option instead. To override OS, use --os option instead."
             ;;
         --jsonfile|-[Jj][Ss]on[Ff]ile)
             shift
@@ -1004,8 +1123,6 @@ do
             echo "      -Version"
             echo "          Possible values:"
             echo "          - latest - most latest build on specific channel"
-            echo "          - coherent - most latest coherent build on specific channel"
-            echo "              coherent applies only to SDK downloads"
             echo "          - 3-part version in a format A.B.C - represents specific version of build"
             echo "              examples: 2.0.0-preview2-006120; 1.1.0"
             echo "  -i,--install-dir <DIR>             Install under specified location (see Install Location below)"
@@ -1013,6 +1130,11 @@ do
             echo "  --architecture <ARCHITECTURE>      Architecture of dotnet binaries to be installed, Defaults to \`$architecture\`."
             echo "      --arch,-Architecture,-Arch"
             echo "          Possible values: x64, arm, and arm64"
+            echo "  --os <system>                    Specifies operating system to be used when selecting the installer."
+            echo "          Overrides the OS determination approach used by the script. Supported values: osx, linux, linux-musl, freebsd, rhel.6."
+            echo "          In case any other value is provided, the platform will be determined by the script based on machine configuration."
+            echo "          Not supported for legacy links. Use --runtime-id to specify platform for legacy links."
+            echo "          Refer to: https://aka.ms/dotnet-os-lifecycle for more information."
             echo "  --runtime <RUNTIME>                Installs a shared runtime only, without the SDK."
             echo "      -Runtime"
             echo "          Possible values:"
@@ -1029,14 +1151,15 @@ do
             echo "  --no-cdn,-NoCdn                    Disable downloading from the Azure CDN, and use the uncached feed directly."
             echo "  --jsonfile <JSONFILE>              Determines the SDK version from a user specified global.json file."
             echo "                                     Note: global.json must have a value for 'SDK:Version'"
-            echo "  --runtime-id                       Installs the .NET Tools for the given platform (use linux-x64 for portable linux)."
-            echo "      -RuntimeId"
             echo "  -?,--?,-h,--help,-Help             Shows this help message"
             echo ""
             echo "Obsolete parameters:"
             echo "  --shared-runtime                   The recommended alternative is '--runtime dotnet'."
             echo "                                     This parameter is obsolete and may be removed in a future version of this script."
             echo "                                     Installs just the shared runtime bits, not the entire SDK."
+            echo "  --runtime-id                       Installs the .NET Tools for the given platform (use linux-x64 for portable linux)."
+            echo "      -RuntimeId"                    The parameter is obsolete and may be removed in a future version of this script. Should be used only for versions below 2.1.
+            echo "                                     For primary links to override OS or/and architecture, use --os and --architecture option instead."
             echo ""
             echo "Install Location:"
             echo "  Location is chosen in following order:"
@@ -1058,6 +1181,11 @@ if [ "$no_cdn" = true ]; then
     azure_feed="$uncached_feed"
 fi
 
+say "Note that the intended use of this script is for Continuous Integration (CI) scenarios, where:"
+say "- The SDK needs to be installed without user interaction and without admin rights."
+say "- The SDK installation doesn't need to persist across multiple CI runs."
+say "To set up a development environment or to run apps, use installers rather than this script. Visit https://dotnet.microsoft.com/download to get the installer.\n"
+
 check_min_reqs
 calculate_vars
 script_name=$(basename "$0")
@@ -1068,7 +1196,7 @@ if [ "$dry_run" = true ]; then
     if [ "$valid_legacy_download_link" = true ]; then
         say "Legacy named payload URL: $legacy_download_link"
     fi
-    repeatable_command="./$script_name --version "\""$specific_version"\"" --install-dir "\""$install_root"\"" --architecture "\""$normalized_architecture"\"""
+    repeatable_command="./$script_name --version "\""$specific_version"\"" --install-dir "\""$install_root"\"" --architecture "\""$normalized_architecture"\"" --os "\""$normalized_os"\"""
     if [[ "$runtime" == "dotnet" ]]; then
         repeatable_command+=" --runtime "\""dotnet"\"""
     elif [[ "$runtime" == "aspnetcore" ]]; then
@@ -1079,7 +1207,6 @@ if [ "$dry_run" = true ]; then
     exit 0
 fi
 
-check_pre_reqs
 install_dotnet
 
 bin_path="$(get_absolute_path "$(combine_paths "$install_root" "$bin_folder_relative_path")")"
@@ -1090,4 +1217,6 @@ else
     say "Binaries of dotnet can be found in $bin_path"
 fi
 
+say "Note that the script does not resolve dependencies during installation."
+say "To check the list of dependencies, go to https://docs.microsoft.com/dotnet/core/install, select your operating system and check the \"Dependencies\" section."
 say "Installation finished successfully."

package-lock.json

@@ -5,9 +5,9 @@
   "requires": true,
   "dependencies": {
     "@actions/core": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.2.5.tgz",
-      "integrity": "sha512-mwpoNjHSWWh0IiALdDEQi3tru124JKn0yVNziIBzTME8QRv7thwoghVuT1jBRjFvdtoHsqD58IRHy1nf86paRg=="
+      "version": "1.2.6",
+      "resolved": "https://registry.npmjs.org/@actions/core/-/core-1.2.6.tgz",
+      "integrity": "sha512-ZQYitnqiyBc3D+k7LsgSBmMDVkOVidaagDG7j3fOym77jNunWRuYx7VSHa9GNfFZh+zh61xsCjRj4JxMZlDqTA=="
     },
     "@actions/exec": {
       "version": "1.0.4",
@@ -610,7 +610,8 @@
         "slash": "^3.0.0",
         "source-map": "^0.6.0",
         "string-length": "^4.0.1",
-        "terminal-link": "^2.0.0"
+        "terminal-link": "^2.0.0",
+        "v8-to-istanbul": "^5.0.1"
       },
       "dependencies": {
         "slash": {
@@ -618,23 +619,6 @@
           "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
           "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==",
           "dev": true
-        },
-        "v8-to-istanbul": {
-          "version": "4.1.4",
-          "resolved": "https://registry.npmjs.org/v8-to-istanbul/-/v8-to-istanbul-4.1.4.tgz",
-          "integrity": "sha512-Rw6vJHj1mbdK8edjR7+zuJrpDtKIgNdAvTSAcpYfgMIw+u2dPDntD3dgN4XQFLU2/fvFQdzj+EeSGfd/jnY5fQ==",
-          "requires": {
-            "@types/istanbul-lib-coverage": "^2.0.1",
-            "convert-source-map": "^1.6.0",
-            "source-map": "^0.7.3"
-          },
-          "dependencies": {
-            "source-map": {
-              "version": "0.7.3",
-              "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.3.tgz",
-              "integrity": "sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ=="
-            }
-          }
         }
       }
     },
@@ -922,7 +906,8 @@
     "@types/istanbul-lib-coverage": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/@types/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.2.tgz",
-      "integrity": "sha512-rsZg7eL+Xcxsxk2XlBt9KcG8nOp9iYdKCOikY9x2RFJCyOdNj4MKPQty0e8oZr29vVAzKXr1BmR+kZauti3o1w=="
+      "integrity": "sha512-rsZg7eL+Xcxsxk2XlBt9KcG8nOp9iYdKCOikY9x2RFJCyOdNj4MKPQty0e8oZr29vVAzKXr1BmR+kZauti3o1w==",
+      "dev": true
     },
     "@types/istanbul-lib-report": {
       "version": "3.0.0",
@@ -1611,6 +1596,7 @@
       "version": "1.7.0",
       "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.7.0.tgz",
       "integrity": "sha512-4FJkXzKXEDB1snCFZlLP4gpC3JILicCpGbzG9f9G7tGqGCzETQ2hWPrcinA9oU4wtf2biUaEH5065UnMeR33oA==",
+      "dev": true,
       "requires": {
         "safe-buffer": "~5.1.1"
       }
@@ -4228,7 +4214,8 @@
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+      "dev": true
     },
     "safe-regex": {
       "version": "1.1.0",
@@ -5160,6 +5147,25 @@
       "integrity": "sha512-yXJmeNaw3DnnKAOKJE51sL/ZaYfWJRl1pK9dr19YFCu0ObS231AB1/LbqTKRAQ5kw8A90rA6fr4riOUpTZvQZA==",
       "dev": true
     },
+    "v8-to-istanbul": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/v8-to-istanbul/-/v8-to-istanbul-5.0.1.tgz",
+      "integrity": "sha512-mbDNjuDajqYe3TXFk5qxcQy8L1msXNE37WTlLoqqpBfRsimbNcrlhQlDPntmECEcUvdC+AQ8CyMMf6EUx1r74Q==",
+      "dev": true,
+      "requires": {
+        "@types/istanbul-lib-coverage": "^2.0.1",
+        "convert-source-map": "^1.6.0",
+        "source-map": "^0.7.3"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.7.3",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.3.tgz",
+          "integrity": "sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ==",
+          "dev": true
+        }
+      }
+    },
     "validate-npm-package-license": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
@@ -5336,9 +5342,9 @@
       "dev": true
     },
     "y18n": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
-      "integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+      "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
       "dev": true
     },
     "yaml": {

package.json

@@ -30,7 +30,7 @@
   "author": "GitHub",
   "license": "MIT",
   "dependencies": {
-    "@actions/core": "^1.2.5",
+    "@actions/core": "^1.2.6",
     "@actions/exec": "^1.0.4",
     "@actions/github": "^1.1.0",
     "@actions/http-client": "^1.0.8",

src/authutil.ts

@@ -13,7 +13,9 @@ export function configAuthentication(
 ) {
   const existingNuGetConfig: string = path.resolve(
     processRoot,
-    existingFileLocation == '' ? 'nuget.config' : existingFileLocation
+    existingFileLocation === ''
+      ? getExistingNugetConfig(processRoot)
+      : existingFileLocation
   );
 
   const tempNuGetConfig: string = path.resolve(
@@ -25,6 +27,21 @@ export function configAuthentication(
   writeFeedToFile(feedUrl, existingNuGetConfig, tempNuGetConfig);
 }
 
+function isValidKey(key: string): boolean {
+  return /^[\w\-\.]+$/i.test(key);
+}
+
+function getExistingNugetConfig(processRoot: string) {
+  const defaultConfigName = 'nuget.config';
+  const configFileNames = fs
+    .readdirSync(processRoot)
+    .filter(filename => filename.toLowerCase() === defaultConfigName);
+  if (configFileNames.length) {
+    return configFileNames[0];
+  }
+  return defaultConfigName;
+}
+
 function writeFeedToFile(
   feedUrl: string,
   existingFileLocation: string,
@@ -109,9 +126,9 @@ function writeFeedToFile(
   xml = xml.ele('packageSourceCredentials');
 
   sourceKeys.forEach(key => {
-    if (key.indexOf(' ') > -1) {
+    if (!isValidKey(key)) {
       throw new Error(
-        "This action currently can't handle source names with spaces. Remove the space from your repo's NuGet.config and try again."
+        "Source name can contain letters, numbers, and '-', '_', '.' symbols only. Please, fix source name in NuGet.config and try again."
       );
     }
 

src/installer.ts

@@ -29,8 +29,7 @@ export class DotNetVersionInfo {
       return;
     }
 
-    //Note: No support for previews when using generic
-    let parts: string[] = version.split('.');
+    const parts: string[] = version.split('.');
 
     if (parts.length < 2 || parts.length > 3) this.throwInvalidVersionFormat();
 
@@ -38,8 +37,10 @@ export class DotNetVersionInfo {
       this.throwInvalidVersionFormat();
     }
 
-    let major = this.getVersionNumberOrThrow(parts[0]);
-    let minor = this.getVersionNumberOrThrow(parts[1]);
+    const major = this.getVersionNumberOrThrow(parts[0]);
+    const minor = ['x', '*'].includes(parts[1])
+      ? parts[1]
+      : this.getVersionNumberOrThrow(parts[1]);
 
     this.fullversion = major + '.' + minor;
   }
@@ -60,7 +61,9 @@ export class DotNetVersionInfo {
   }
 
   private throwInvalidVersionFormat() {
-    throw 'Invalid version format! Supported: 1.2.3, 1.2, 1.2.x, 1.2.*';
+    throw new Error(
+      'Invalid version format! Supported: 1.2.3, 1.2, 1.2.x, 1.2.*'
+    );
   }
 
   /**
@@ -76,8 +79,9 @@ export class DotNetVersionInfo {
 }
 
 export class DotnetCoreInstaller {
-  constructor(version: string) {
+  constructor(version: string, includePrerelease: boolean = false) {
     this.version = version;
+    this.includePrerelease = includePrerelease;
   }
 
   public async installDotnet() {
@@ -187,7 +191,7 @@ export class DotnetCoreInstaller {
     console.log(process.env['PATH']);
 
     if (resultCode != 0) {
-      throw `Failed to install dotnet ${resultCode}. ${output}`;
+      throw new Error(`Failed to install dotnet ${resultCode}. ${output}`);
     }
   }
 
@@ -212,13 +216,15 @@ export class DotnetCoreInstaller {
     let releasesInfo: any[] = releasesResult['releases'];
     releasesInfo = releasesInfo.filter((releaseInfo: any) => {
       return (
-        semver.satisfies(
-          releaseInfo['sdk']['version'],
-          versionInfo.version()
-        ) ||
+        semver.satisfies(releaseInfo['sdk']['version'], versionInfo.version(), {
+          includePrerelease: this.includePrerelease
+        }) ||
         semver.satisfies(
           releaseInfo['sdk']['version-display'],
-          versionInfo.version()
+          versionInfo.version(),
+          {
+            includePrerelease: this.includePrerelease
+          }
         )
       );
     });
@@ -227,16 +233,22 @@ export class DotnetCoreInstaller {
     let latestSdk: string = releasesResult['latest-sdk'];
 
     releasesInfo = releasesInfo.filter((releaseInfo: any) =>
-      semver.lte(releaseInfo['sdk']['version'], latestSdk)
+      semver.lte(releaseInfo['sdk']['version'], latestSdk, {
+        includePrerelease: this.includePrerelease
+      })
     );
 
     // Sort for latest version
     releasesInfo = releasesInfo.sort((a, b) =>
-      semver.rcompare(a['sdk']['version'], b['sdk']['version'])
+      semver.rcompare(a['sdk']['version'], b['sdk']['version'], {
+        includePrerelease: this.includePrerelease
+      })
     );
 
     if (releasesInfo.length == 0) {
-      throw `Could not find dotnet core version. Please ensure that specified version ${versionInfo.inputVersion} is valid.`;
+      throw new Error(
+        `Could not find dotnet core version. Please ensure that specified version ${versionInfo.inputVersion} is valid.`
+      );
     }
 
     let release = releasesInfo[0];
@@ -264,15 +276,18 @@ export class DotnetCoreInstaller {
     });
 
     if (releasesInfo.length === 0) {
-      throw `Could not find info for version ${versionParts.join(
-        '.'
-      )} at ${DotNetCoreIndexUrl}`;
+      throw new Error(
+        `Could not find info for version ${versionParts.join(
+          '.'
+        )} at ${DotNetCoreIndexUrl}`
+      );
     }
 
     return releasesInfo[0]['releases.json'];
   }
 
   private version: string;
+  private includePrerelease: boolean;
 }
 
 const DotNetCoreIndexUrl: string =

src/setup-dotnet.ts

@@ -20,7 +20,8 @@ export async function run() {
       const globalJsonPath = path.join(process.cwd(), 'global.json');
       if (fs.existsSync(globalJsonPath)) {
         const globalJson = JSON.parse(
-          fs.readFileSync(globalJsonPath, {encoding: 'utf8'})
+          // .trim() is necessary to strip BOM https://github.com/nodejs/node/issues/20649
+          fs.readFileSync(globalJsonPath, {encoding: 'utf8'}).trim()
         );
         if (globalJson.sdk && globalJson.sdk.version) {
           version = globalJson.sdk.version;
@@ -29,7 +30,14 @@ export async function run() {
     }
 
     if (version) {
-      const dotnetInstaller = new installer.DotnetCoreInstaller(version);
+      const includePrerelease: boolean =
+        (core.getInput('include-prerelease') || 'false').toLowerCase() ===
+        'true';
+
+      const dotnetInstaller = new installer.DotnetCoreInstaller(
+        version,
+        includePrerelease
+      );
       await dotnetInstaller.installDotnet();
     }