Files
azuredatastudio/extensions/notebook/src/jupyter/jupyterServerInstallation.ts
2021-06-08 11:48:57 -07:00

912 lines
37 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the Source EULA. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as vscode from 'vscode';
import * as fs from 'fs-extra';
import * as path from 'path';
import * as nls from 'vscode-nls';
import * as azdata from 'azdata';
import { ExecOptions } from 'child_process';
import * as request from 'request';
import * as zip from 'adm-zip';
import * as tar from 'tar';
import * as constants from '../common/constants';
import * as utils from '../common/utils';
import { Deferred } from '../common/promise';
import { ConfigurePythonWizard } from '../dialog/configurePython/configurePythonWizard';
import { IKernelInfo } from '../contracts/content';
const localize = nls.loadMessageBundle();
const msgInstallPkgProgress = localize('msgInstallPkgProgress', "Notebook dependencies installation is in progress");
const msgPythonDownloadComplete = localize('msgPythonDownloadComplete', "Python download is complete");
const msgPythonDownloadError = localize('msgPythonDownloadError', "Error while downloading python setup");
const msgPythonDownloadPending = localize('msgPythonDownloadPending', "Downloading python package");
const msgPythonUnpackPending = localize('msgPythonUnpackPending', "Unpacking python package");
const msgPythonDirectoryError = localize('msgPythonDirectoryError', "Error while creating python installation directory");
const msgPythonUnpackError = localize('msgPythonUnpackError', "Error while unpacking python bundle");
const msgTaskName = localize('msgTaskName', "Installing Notebook dependencies");
const msgInstallPkgStart = localize('msgInstallPkgStart', "Installing Notebook dependencies, see Tasks view for more information");
const msgInstallPkgFinish = localize('msgInstallPkgFinish', "Notebook dependencies installation is complete");
const msgPythonRunningError = localize('msgPythonRunningError', "Cannot overwrite an existing Python installation while python is running. Please close any active notebooks before proceeding.");
const msgWaitingForInstall = localize('msgWaitingForInstall', "Another Python installation is currently in progress. Waiting for it to complete.");
const msgShutdownJupyterNotebookSessions = localize('msgShutdownNotebookSessions', "Active Python notebook sessions will be shutdown in order to update. Would you like to proceed now?");
function msgPythonVersionUpdatePrompt(pythonVersion: string): string { return localize('msgPythonVersionUpdatePrompt', "Python {0} is now available in Azure Data Studio. The current Python version (3.6.6) will be out of support in December 2021. Would you like to update to Python {0} now?", pythonVersion); }
function msgPythonVersionUpdateWarning(pythonVersion: string): string { return localize('msgPythonVersionUpdateWarning', "Python {0} will be installed and will replace Python 3.6.6. Some packages may no longer be compatible with the new version or may need to be reinstalled. A notebook will be created to help you reinstall all pip packages. Would you like to continue with the update now?", pythonVersion); }
function msgDependenciesInstallationFailed(errorMessage: string): string { return localize('msgDependenciesInstallationFailed', "Installing Notebook dependencies failed with error: {0}", errorMessage); }
function msgDownloadPython(platform: string, pythonDownloadUrl: string): string { return localize('msgDownloadPython', "Downloading local python for platform: {0} to {1}", platform, pythonDownloadUrl); }
function msgPackageRetrievalFailed(errorMessage: string): string { return localize('msgPackageRetrievalFailed', "Encountered an error when trying to retrieve list of installed packages: {0}", errorMessage); }
function msgGetPythonUserDirFailed(errorMessage: string): string { return localize('msgGetPythonUserDirFailed', "Encountered an error when getting Python user path: {0}", errorMessage); }
const yes = localize('yes', "Yes");
const no = localize('no', "No");
const dontAskAgain = localize('dontAskAgain', "Don't Ask Again");
export interface PythonInstallSettings {
installPath: string;
existingPython: boolean;
packages: PythonPkgDetails[];
packageUpgradeOnly?: boolean;
}
export interface IJupyterServerInstallation {
/**
* Installs the specified packages using conda
* @param packages The list of packages to install
* @param useMinVersionDefault Whether we install each package as a min version (>=) or exact version (==) by default
*/
installCondaPackages(packages: PythonPkgDetails[], useMinVersionDefault: boolean): Promise<void>;
configurePackagePaths(): Promise<void>;
startInstallProcess(forceInstall: boolean, installSettings?: PythonInstallSettings): Promise<void>;
getInstalledPipPackages(): Promise<PythonPkgDetails[]>;
getInstalledCondaPackages(): Promise<PythonPkgDetails[]>;
uninstallCondaPackages(packages: PythonPkgDetails[]): Promise<void>;
usingConda: boolean;
getCondaExePath(): string;
executeBufferedCommand(command: string): Promise<string>;
executeStreamedCommand(command: string): Promise<void>;
/**
* Installs the specified packages using pip
* @param packages The list of packages to install
* @param useMinVersionDefault Whether we install each package as a min version (>=) or exact version (==) by default
*/
installPipPackages(packages: PythonPkgDetails[], useMinVersionDefault: boolean): Promise<void>;
uninstallPipPackages(packages: PythonPkgDetails[]): Promise<void>;
pythonExecutable: string;
pythonInstallationPath: string;
installedPythonVersion: string;
}
export const requiredJupyterPkg: PythonPkgDetails = {
name: 'jupyter',
version: '1.0.0'
};
export const requiredPowershellPkg: PythonPkgDetails = {
name: 'powershell-kernel',
version: '0.1.4'
};
export const requiredSparkPackages: PythonPkgDetails[] = [
requiredJupyterPkg,
{
name: 'cryptography',
version: '3.2.1',
installExactVersion: true
},
{
name: 'sparkmagic',
version: '0.12.9'
}, {
name: 'pandas',
version: '0.24.2'
}
];
export class JupyterServerInstallation implements IJupyterServerInstallation {
public extensionPath: string;
public pythonBinPath: string;
public outputChannel: vscode.OutputChannel;
public pythonEnvVarPath: string;
public execOptions: ExecOptions;
private _pythonInstallationPath: string;
private _pythonExecutable: string;
private _usingExistingPython: boolean;
private _usingConda: boolean;
private _installedPythonVersion: string;
private _upgradeInProcess: boolean = false;
private _oldPythonExecutable: string | undefined;
private _oldPythonInstallationPath: string | undefined;
private _oldUserInstalledPipPackages: PythonPkgDetails[] = [];
private _installInProgress: boolean;
private _installCompletion: Deferred<void>;
public static readonly DefaultPythonLocation = path.join(utils.getUserHome(), 'azuredatastudio-python');
private _kernelSetupCache: Map<string, boolean>;
private readonly _requiredKernelPackages: Map<string, PythonPkgDetails[]>;
private readonly _requiredPackagesSet: Set<string>;
private readonly _runningOnSAW: boolean;
constructor(extensionPath: string, outputChannel: vscode.OutputChannel) {
this.extensionPath = extensionPath;
this.outputChannel = outputChannel;
this._runningOnSAW = vscode.env.appName.toLowerCase().indexOf('saw') > 0;
vscode.commands.executeCommand(constants.BuiltInCommands.SetContext, 'notebook:runningOnSAW', this._runningOnSAW);
if (this._runningOnSAW) {
this._pythonInstallationPath = `${vscode.env.appRoot}\\ads-python`;
this._usingExistingPython = true;
} else {
this._pythonInstallationPath = JupyterServerInstallation.getPythonInstallPath();
this._usingExistingPython = JupyterServerInstallation.getExistingPythonSetting();
}
this._usingConda = false;
this._installInProgress = false;
this._kernelSetupCache = new Map<string, boolean>();
this._requiredKernelPackages = new Map<string, PythonPkgDetails[]>();
this._requiredKernelPackages.set(constants.python3DisplayName, [requiredJupyterPkg]);
this._requiredKernelPackages.set(constants.powershellDisplayName, [requiredJupyterPkg, requiredPowershellPkg]);
this._requiredKernelPackages.set(constants.pysparkDisplayName, requiredSparkPackages);
this._requiredKernelPackages.set(constants.sparkScalaDisplayName, requiredSparkPackages);
this._requiredKernelPackages.set(constants.sparkRDisplayName, requiredSparkPackages);
let allPackages = requiredSparkPackages.concat(requiredPowershellPkg);
this._requiredKernelPackages.set(constants.allKernelsName, allPackages);
this._requiredPackagesSet = new Set<string>();
allPackages.forEach(pkg => {
this._requiredPackagesSet.add(pkg.name);
});
}
private async installDependencies(backgroundOperation: azdata.BackgroundOperation, forceInstall: boolean, packages: PythonPkgDetails[]): Promise<void> {
vscode.window.showInformationMessage(msgInstallPkgStart);
this.outputChannel.show(true);
this.outputChannel.appendLine(msgInstallPkgProgress);
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgInstallPkgProgress);
try {
let pythonExists = await utils.exists(this._pythonExecutable);
let upgradePython = false;
// Warn users that some packages may need to be reinstalled after updating Python versions
if (!this._usingExistingPython && this._oldPythonExecutable && utils.compareVersions(await this.getInstalledPythonVersion(this._oldPythonExecutable), constants.pythonVersion) < 0) {
upgradePython = await vscode.window.showInformationMessage(msgPythonVersionUpdateWarning(constants.pythonVersion), yes, no) === yes;
if (upgradePython) {
this._upgradeInProcess = true;
if (await this.isPythonRunning(this._oldPythonExecutable)) {
let proceed = await vscode.window.showInformationMessage(msgShutdownJupyterNotebookSessions, yes, no) === yes;
if (!proceed) {
throw Error('Python update failed due to active Python notebook sessions.');
}
// Temporarily change the pythonExecutable to the old Python path so that the
// correct path is used to shutdown the old Python server.
let newPythonExecutable = this._pythonExecutable;
this._pythonExecutable = this._oldPythonExecutable;
await vscode.commands.executeCommand('notebook.action.stopJupyterNotebookSessions');
this._pythonExecutable = newPythonExecutable;
}
this._oldUserInstalledPipPackages = await this.getInstalledPipPackages(this._oldPythonExecutable, true);
if (await this.getInstalledPythonVersion(this._oldPythonExecutable) === '3.6.6') {
// Remove '0.0.1' from python executable path since the bundle version is removed from the path for ADS-Python 3.8.10+.
this._pythonExecutable = path.join(this._pythonInstallationPath, process.platform === constants.winPlatform ? 'python.exe' : 'bin/python3');
}
await fs.remove(this._oldPythonInstallationPath).catch(err => {
throw (err);
});
}
}
if (!pythonExists || forceInstall || upgradePython) {
await this.installPythonPackage(backgroundOperation, this._usingExistingPython, this._pythonInstallationPath, this.outputChannel);
// reinstall pip to make sure !pip command works on Windows
if (!this._usingExistingPython && process.platform === constants.winPlatform) {
let packages: PythonPkgDetails[] = await this.getInstalledPipPackages(this._pythonExecutable);
let pip: PythonPkgDetails = packages.find(x => x.name === 'pip');
let cmd = `"${this._pythonExecutable}" -m pip install --force-reinstall pip=="${pip.version}"`;
await this.executeBufferedCommand(cmd);
}
}
await this.upgradePythonPackages(forceInstall, packages);
} catch (err) {
this.outputChannel.appendLine(msgDependenciesInstallationFailed(utils.getErrorMessage(err)));
throw err;
}
this.outputChannel.appendLine(msgInstallPkgFinish);
backgroundOperation.updateStatus(azdata.TaskStatus.Succeeded, msgInstallPkgFinish);
vscode.window.showInformationMessage(msgInstallPkgFinish);
}
private installPythonPackage(backgroundOperation: azdata.BackgroundOperation, usingExistingPython: boolean, pythonInstallationPath: string, outputChannel: vscode.OutputChannel): Promise<void> {
if (usingExistingPython) {
return Promise.resolve();
}
let pythonVersion = constants.pythonVersion;
let platformId = utils.getOSPlatformId();
let packageName: string;
let pythonDownloadUrl: string;
let extension = process.platform === constants.winPlatform ? 'zip' : 'tar.gz';
packageName = `python-${pythonVersion}-${platformId}.${extension}`;
switch (process.platform) {
case constants.winPlatform:
pythonDownloadUrl = constants.pythonWindowsInstallUrl;
break;
case constants.macPlatform:
pythonDownloadUrl = constants.pythonMacInstallUrl;
break;
default:
// Default to linux
pythonDownloadUrl = constants.pythonLinuxInstallUrl;
break;
}
return new Promise((resolve, reject) => {
let installPath = pythonInstallationPath;
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgDownloadPython(platformId, pythonDownloadUrl));
fs.mkdirs(installPath, (err) => {
if (err) {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonDirectoryError);
return reject(err);
}
let totalMegaBytes: number = undefined;
let receivedBytes = 0;
let printThreshold = 0.1;
let downloadRequest = request.get(pythonDownloadUrl, { timeout: 20000 })
.on('error', (downloadError) => {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonDownloadError);
reject(downloadError);
})
.on('response', (response) => {
if (response.statusCode !== 200) {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonDownloadError);
return reject(response.statusMessage);
}
let totalBytes = parseInt(response.headers['content-length']);
totalMegaBytes = totalBytes / (1024 * 1024);
outputChannel.appendLine(`${msgPythonDownloadPending} (0 / ${totalMegaBytes.toFixed(2)} MB)`);
})
.on('data', (data) => {
receivedBytes += data.length;
if (totalMegaBytes) {
let receivedMegaBytes = receivedBytes / (1024 * 1024);
let percentage = receivedMegaBytes / totalMegaBytes;
if (percentage >= printThreshold) {
outputChannel.appendLine(`${msgPythonDownloadPending} (${receivedMegaBytes.toFixed(2)} / ${totalMegaBytes.toFixed(2)} MB)`);
printThreshold += 0.1;
}
}
});
let pythonPackagePathLocal = path.join(installPath, packageName);
downloadRequest.pipe(fs.createWriteStream(pythonPackagePathLocal))
.on('close', async () => {
//unpack python zip/tar file
outputChannel.appendLine(msgPythonUnpackPending);
if (process.platform === constants.winPlatform) {
try {
let zippedFile = new zip(pythonPackagePathLocal);
zippedFile.extractAllTo(installPath);
} catch (err) {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonUnpackError);
reject(err);
}
// Delete zip file
fs.unlink(pythonPackagePathLocal, (err) => {
if (err) {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonUnpackError);
reject(err);
}
});
outputChannel.appendLine(msgPythonDownloadComplete);
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonDownloadComplete);
resolve();
} else {
tar.extract({ file: pythonPackagePathLocal, cwd: installPath }).then(() => {
// Delete tar file
fs.unlink(pythonPackagePathLocal, (err) => {
if (err) {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonUnpackError);
reject(err);
}
});
outputChannel.appendLine(msgPythonDownloadComplete);
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonDownloadComplete);
resolve();
}).catch(err => {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonUnpackError);
reject(err);
});
}
})
.on('error', (downloadError) => {
backgroundOperation.updateStatus(azdata.TaskStatus.InProgress, msgPythonDownloadError);
reject(downloadError);
downloadRequest.abort();
});
});
});
}
public async configurePackagePaths(): Promise<void> {
// Delete existing Python variables in ADS to prevent conflict with other installs
delete process.env['PYTHONPATH'];
delete process.env['PYTHONSTARTUP'];
delete process.env['PYTHONHOME'];
// Update python paths and properties to reference user's local python.
let pythonBinPathSuffix = process.platform === constants.winPlatform ? '' : 'bin';
this._pythonExecutable = JupyterServerInstallation.getPythonExePath(this._pythonInstallationPath);
this.pythonBinPath = path.join(this._pythonInstallationPath, pythonBinPathSuffix);
this._usingConda = this.isCondaInstalled();
// Store paths to python libraries required to run jupyter.
this.pythonEnvVarPath = process.env['PATH'];
let delimiter = path.delimiter;
this.pythonEnvVarPath = this.pythonBinPath + delimiter + this.pythonEnvVarPath;
if (process.platform === constants.winPlatform) {
let pythonScriptsPath = path.join(this._pythonInstallationPath, 'Scripts');
this.pythonEnvVarPath = pythonScriptsPath + delimiter + this.pythonEnvVarPath;
if (this._usingConda) {
this.pythonEnvVarPath = [
path.join(this._pythonInstallationPath, 'Library', 'mingw-w64', 'bin'),
path.join(this._pythonInstallationPath, 'Library', 'usr', 'bin'),
path.join(this._pythonInstallationPath, 'Library', 'bin'),
path.join(this._pythonInstallationPath, 'condabin'),
this.pythonEnvVarPath
].join(delimiter);
}
}
// Skip adding user package directory on SAWs, since packages will already be included with ADS
if (!this._runningOnSAW && await utils.exists(this._pythonExecutable)) {
let pythonUserDir = await this.getPythonUserDir(this._pythonExecutable);
if (pythonUserDir) {
this.pythonEnvVarPath = pythonUserDir + delimiter + this.pythonEnvVarPath;
}
this._installedPythonVersion = await this.getInstalledPythonVersion(this._pythonExecutable);
}
// Store the executable options to run child processes with env var without interfering parent env var.
let env = Object.assign({}, process.env);
delete env['Path']; // Delete extra 'Path' variable for Windows, just in case.
env['PATH'] = this.pythonEnvVarPath;
this.execOptions = {
env: env
};
}
private async isPythonRunning(pythonExePath: string): Promise<boolean> {
if (process.platform === constants.winPlatform) {
let cmd = `powershell.exe -NoProfile -Command "& {Get-Process python | Where-Object {$_.Path -eq '${pythonExePath}'}}"`;
let cmdResult: string;
try {
cmdResult = await this.executeBufferedCommand(cmd);
} catch (err) {
return false;
}
return cmdResult !== undefined && cmdResult.length > 0;
}
return false;
}
/**
* Installs Python and associated dependencies to the specified directory.
* @param forceInstall Indicates whether an existing installation should be overwritten, if it exists.
* @param installSettings Optional parameter that specifies where to install python, and whether the install targets an existing python install.
* The previous python path (or the default) is used if a new path is not specified.
*/
public async startInstallProcess(forceInstall: boolean, installSettings?: PythonInstallSettings): Promise<void> {
if (!installSettings) {
installSettings = {
installPath: this._pythonInstallationPath,
existingPython: this._usingExistingPython,
packages: this.getRequiredPackagesForKernel(constants.python3DisplayName)
};
}
// Check if Python is running before attempting to overwrite the installation.
// This step is skipped when using an existing installation or when upgrading
// packages, since those cases wouldn't overwrite the installation.
if (!installSettings.existingPython && !installSettings.packageUpgradeOnly) {
let pythonExePath = JupyterServerInstallation.getPythonExePath(installSettings.installPath);
let isPythonRunning = await this.isPythonRunning(pythonExePath);
if (isPythonRunning) {
return Promise.reject(msgPythonRunningError);
}
}
if (this._installInProgress) {
vscode.window.showInformationMessage(msgWaitingForInstall);
return this._installCompletion.promise;
}
this._installInProgress = true;
this._installCompletion = new Deferred<void>();
this._pythonInstallationPath = installSettings.installPath;
this._usingExistingPython = installSettings.existingPython;
await this.configurePackagePaths();
azdata.tasks.startBackgroundOperation({
displayName: msgTaskName,
description: msgTaskName,
isCancelable: false,
operation: op => {
this.installDependencies(op, forceInstall, installSettings.packages)
.then(async () => {
let notebookConfig = vscode.workspace.getConfiguration(constants.notebookConfigKey);
await notebookConfig.update(constants.pythonPathConfigKey, this._pythonInstallationPath, vscode.ConfigurationTarget.Global);
await notebookConfig.update(constants.existingPythonConfigKey, this._usingExistingPython, vscode.ConfigurationTarget.Global);
await this.configurePackagePaths();
this._installCompletion.resolve();
this._installInProgress = false;
if (this._upgradeInProcess) {
// Pass in false for restartJupyterServer parameter since the jupyter server has already been shutdown
// when removing the old Python version on Windows.
if (process.platform === constants.winPlatform) {
await vscode.commands.executeCommand('notebook.action.restartJupyterNotebookSessions', false);
} else {
await vscode.commands.executeCommand('notebook.action.restartJupyterNotebookSessions');
}
if (this._oldUserInstalledPipPackages.length !== 0) {
await this.createInstallPipPackagesHelpNotebook(this._oldUserInstalledPipPackages);
}
this._upgradeInProcess = false;
} else {
await vscode.commands.executeCommand('notebook.action.restartJupyterNotebookSessions');
}
})
.catch(err => {
let errorMsg = msgDependenciesInstallationFailed(utils.getErrorMessage(err));
op.updateStatus(azdata.TaskStatus.Failed, errorMsg);
this._installCompletion.reject(errorMsg);
this._installInProgress = false;
});
}
});
return this._installCompletion.promise;
}
/**
* Opens a dialog for configuring the installation path for the Notebook Python dependencies.
*/
public async promptForPythonInstall(kernelDisplayName: string): Promise<void> {
if (this._runningOnSAW) {
return Promise.resolve();
}
if (this._installInProgress) {
vscode.window.showInformationMessage(msgWaitingForInstall);
return this._installCompletion.promise;
}
let isPythonInstalled = JupyterServerInstallation.isPythonInstalled();
// If the latest version of ADS-Python is not installed, then prompt the user to upgrade
if (isPythonInstalled && !this._usingExistingPython && utils.compareVersions(await this.getInstalledPythonVersion(this._pythonExecutable), constants.pythonVersion) < 0) {
this.promptUserForPythonUpgrade();
}
let areRequiredPackagesInstalled = await this.areRequiredPackagesInstalled(kernelDisplayName);
if (!isPythonInstalled || !areRequiredPackagesInstalled) {
let pythonWizard = new ConfigurePythonWizard(this);
await pythonWizard.start(kernelDisplayName, true);
return pythonWizard.setupComplete.then(() => {
this._kernelSetupCache.set(kernelDisplayName, true);
});
}
}
private async promptUserForPythonUpgrade(): Promise<void> {
let notebookConfig: vscode.WorkspaceConfiguration = vscode.workspace.getConfiguration(constants.notebookConfigKey);
if (notebookConfig && notebookConfig[constants.dontPromptPythonUpdate]) {
return;
}
let response = await vscode.window.showInformationMessage(msgPythonVersionUpdatePrompt(constants.pythonVersion), yes, no, dontAskAgain);
if (response === yes) {
this._oldPythonInstallationPath = path.join(this._pythonInstallationPath);
this._oldPythonExecutable = this._pythonExecutable;
vscode.commands.executeCommand(constants.jupyterConfigurePython);
} else if (response === dontAskAgain) {
await notebookConfig.update(constants.dontPromptPythonUpdate, true, vscode.ConfigurationTarget.Global);
}
}
private async areRequiredPackagesInstalled(kernelDisplayName: string): Promise<boolean> {
if (this._kernelSetupCache.get(kernelDisplayName)) {
return true;
}
let installedPackages = await this.getInstalledPipPackages();
let installedPackageMap = new Map<string, string>();
installedPackages.forEach(pkg => {
installedPackageMap.set(pkg.name, pkg.version);
});
let requiredPackages = this.getRequiredPackagesForKernel(kernelDisplayName);
for (let pkg of requiredPackages) {
let installedVersion = installedPackageMap.get(pkg.name);
if (!installedVersion || utils.compareVersions(installedVersion, pkg.version) < 0) {
return false;
}
}
this._kernelSetupCache.set(kernelDisplayName, true);
return true;
}
private async upgradePythonPackages(forceInstall: boolean, packages: PythonPkgDetails[]): Promise<void> {
let packagesToInstall: PythonPkgDetails[];
if (forceInstall) {
packagesToInstall = packages;
} else {
packagesToInstall = [];
let installedPipPackages = await this.getInstalledPipPackages();
let pipVersionMap = new Map<string, string>();
installedPipPackages.forEach(pkg => pipVersionMap.set(pkg.name, pkg.version));
packages.forEach(pkg => {
let installedPkgVersion = pipVersionMap.get(pkg.name);
if (!installedPkgVersion || utils.compareVersions(installedPkgVersion, pkg.version) < 0) {
packagesToInstall.push(pkg);
}
});
}
if (packagesToInstall.length > 0) {
// Always install generic packages with pip, since conda may not have them (like powershell-kernel).
await this.installPipPackages(packagesToInstall, true);
}
}
public async getInstalledPipPackages(pythonExePath?: string, checkUserPackages: boolean = false): Promise<PythonPkgDetails[]> {
try {
if (pythonExePath) {
if (!fs.existsSync(pythonExePath)) {
return [];
}
} else if (!JupyterServerInstallation.isPythonInstalled()) {
return [];
}
let cmd = `"${pythonExePath ?? this.pythonExecutable}" -m pip list --format=json`;
if (checkUserPackages) {
cmd = cmd.concat(' --user');
}
let packagesInfo = await this.executeBufferedCommand(cmd);
let packages: PythonPkgDetails[] = [];
if (packagesInfo) {
let parsedResult = <PythonPkgDetails[]>JSON.parse(packagesInfo);
if (parsedResult) {
packages = parsedResult;
}
}
return packages;
}
catch (err) {
this.outputChannel.appendLine(msgPackageRetrievalFailed(utils.getErrorMessage(err)));
return [];
}
}
public installPipPackages(packages: PythonPkgDetails[], useMinVersionDefault: boolean): Promise<void> {
if (!packages || packages.length === 0) {
return Promise.resolve();
}
let versionSpecifierDefault = useMinVersionDefault ? '>=' : '==';
let packagesStr = packages.map(pkg => {
const pkgVersionSpecifier = pkg.installExactVersion ? '==' : versionSpecifierDefault;
return `"${pkg.name}${pkgVersionSpecifier}${pkg.version}"`;
}).join(' ');
let cmd = `"${this.pythonExecutable}" -m pip install --user ${packagesStr}`;
return this.executeStreamedCommand(cmd);
}
public uninstallPipPackages(packages: PythonPkgDetails[]): Promise<void> {
for (let pkg of packages) {
if (this._requiredPackagesSet.has(pkg.name)) {
this._kernelSetupCache.clear();
break;
}
}
let packagesStr = packages.map(pkg => `"${pkg.name}==${pkg.version}"`).join(' ');
let cmd = `"${this.pythonExecutable}" -m pip uninstall -y ${packagesStr}`;
return this.executeStreamedCommand(cmd);
}
public async getInstalledCondaPackages(): Promise<PythonPkgDetails[]> {
try {
if (!this.isCondaInstalled()) {
return [];
}
let condaExe = this.getCondaExePath();
let cmd = `"${condaExe}" list --json`;
let packagesInfo = await this.executeBufferedCommand(cmd);
let packages: PythonPkgDetails[] = [];
if (packagesInfo) {
let parsedResult = <PythonPkgDetails[]>JSON.parse(packagesInfo);
if (parsedResult) {
packages = parsedResult.filter(pkg => pkg && pkg.channel && pkg.channel !== 'pypi');
}
}
return packages;
}
catch (err) {
this.outputChannel.appendLine(msgPackageRetrievalFailed(utils.getErrorMessage(err)));
return [];
}
}
public installCondaPackages(packages: PythonPkgDetails[], useMinVersionDefault: boolean): Promise<void> {
if (!packages || packages.length === 0) {
return Promise.resolve();
}
let versionSpecifierDefault = useMinVersionDefault ? '>=' : '==';
let packagesStr = packages.map(pkg => {
const pkgVersionSpecifier = pkg.installExactVersion ? '==' : versionSpecifierDefault;
return `"${pkg.name}${pkgVersionSpecifier}${pkg.version}"`;
}).join(' ');
let condaExe = this.getCondaExePath();
let cmd = `"${condaExe}" install -c conda-forge -y ${packagesStr}`;
return this.executeStreamedCommand(cmd);
}
public uninstallCondaPackages(packages: PythonPkgDetails[]): Promise<void> {
for (let pkg of packages) {
if (this._requiredPackagesSet.has(pkg.name)) {
this._kernelSetupCache.clear();
break;
}
}
let condaExe = this.getCondaExePath();
let packagesStr = packages.map(pkg => `"${pkg.name}==${pkg.version}"`).join(' ');
let cmd = `"${condaExe}" uninstall -y ${packagesStr}`;
return this.executeStreamedCommand(cmd);
}
public async executeStreamedCommand(command: string): Promise<void> {
await utils.executeStreamedCommand(command, { env: this.execOptions.env }, this.outputChannel);
}
public async executeBufferedCommand(command: string): Promise<string> {
return await utils.executeBufferedCommand(command, { env: this.execOptions.env });
}
public get pythonExecutable(): string {
return this._pythonExecutable;
}
public getCondaExePath(): string {
return path.join(this._pythonInstallationPath,
process.platform === constants.winPlatform ? 'Scripts\\conda.exe' : 'bin/conda');
}
/**
* Returns Python installation path
*/
public get pythonInstallationPath(): string {
return this._pythonInstallationPath;
}
public get usingConda(): boolean {
return this._usingConda;
}
public get installedPythonVersion(): string {
return this._installedPythonVersion;
}
private isCondaInstalled(): boolean {
let condaExePath = this.getCondaExePath();
// eslint-disable-next-line no-sync
return fs.existsSync(condaExePath);
}
/**
* Checks if a python executable exists at the "notebook.pythonPath" defined in the user's settings.
*/
public static isPythonInstalled(): boolean {
// Don't use _pythonExecutable here, since it could be populated with a default value
let pathSetting = JupyterServerInstallation.getPythonPathSetting();
if (!pathSetting) {
return false;
}
let pythonExe = JupyterServerInstallation.getPythonExePath(pathSetting);
// eslint-disable-next-line no-sync
return fs.existsSync(pythonExe);
}
/**
* Returns the Python installation path defined in "notebook.pythonPath" in the user's settings.
* Returns a default path if the setting is not defined.
*/
public static getPythonInstallPath(): string {
let userPath = JupyterServerInstallation.getPythonPathSetting();
return userPath ? userPath : JupyterServerInstallation.DefaultPythonLocation;
}
public static getExistingPythonSetting(): boolean {
let useExistingPython = false;
let notebookConfig = vscode.workspace.getConfiguration(constants.notebookConfigKey);
if (notebookConfig) {
useExistingPython = !!notebookConfig[constants.existingPythonConfigKey];
}
return useExistingPython;
}
public static getPythonPathSetting(): string {
let path = undefined;
let notebookConfig = vscode.workspace.getConfiguration(constants.notebookConfigKey);
if (notebookConfig) {
let configPythonPath = notebookConfig[constants.pythonPathConfigKey];
// eslint-disable-next-line no-sync
if (configPythonPath && fs.existsSync(configPythonPath)) {
path = configPythonPath;
}
}
return path;
}
public static getPythonExePath(pythonInstallPath: string): string {
// The bundle version (0.0.1) is removed from the path for ADS-Python 3.8.10+.
// Only ADS-Python 3.6.6 contains the bundle version in the path.
let oldPythonPath = path.join(
pythonInstallPath,
'0.0.1',
process.platform === constants.winPlatform ? 'python.exe' : 'bin/python3');
let newPythonPath = path.join(
pythonInstallPath,
process.platform === constants.winPlatform ? 'python.exe' : 'bin/python3');
// Note: If Python exists in both paths (which can happen if the user chose not to remove Python 3.6 when upgrading),
// then we want to default to using the newer Python version.
if (!fs.existsSync(newPythonPath) && !fs.existsSync(oldPythonPath) || fs.existsSync(newPythonPath)) {
return newPythonPath;
}
// If Python only exists in the old path then return the old path.
// This is for users who are still using Python 3.6
return oldPythonPath;
}
private async getPythonUserDir(pythonExecutable: string): Promise<string> {
try {
let sitePath: string;
if (process.platform === constants.winPlatform) {
sitePath = 'USER_SITE';
} else {
sitePath = 'USER_BASE';
}
let cmd = `"${pythonExecutable}" -c "import site;print(site.${sitePath})"`;
let packagesDir = await utils.executeBufferedCommand(cmd, {});
if (packagesDir && packagesDir.length > 0) {
packagesDir = packagesDir.trim();
if (process.platform === constants.winPlatform) {
packagesDir = path.resolve(path.join(packagesDir, '..', 'Scripts'));
} else {
packagesDir = path.join(packagesDir, 'bin');
}
return packagesDir;
}
} catch (err) {
this.outputChannel.appendLine(msgGetPythonUserDirFailed(utils.getErrorMessage(err)));
}
return undefined;
}
private async getInstalledPythonVersion(pythonExecutable: string): Promise<string> {
let cmd = `"${pythonExecutable}" -c "import platform;print(platform.python_version())"`;
let version = await utils.executeBufferedCommand(cmd, {});
return version?.trim() ?? '';
}
public getRequiredPackagesForKernel(kernelName: string): PythonPkgDetails[] {
return this._requiredKernelPackages.get(kernelName) ?? [];
}
public get runningOnSaw(): boolean {
return this._runningOnSAW;
}
public async updateKernelSpecPaths(kernelsFolder: string): Promise<void> {
if (!this._runningOnSAW) {
return;
}
let fileNames = await fs.readdir(kernelsFolder);
let filePaths = fileNames.map(name => path.join(kernelsFolder, name));
let fileStats = await Promise.all(filePaths.map(path => fs.stat(path)));
let folderPaths = filePaths.filter((value, index) => value && fileStats[index].isDirectory());
let kernelFiles = folderPaths.map(folder => path.join(folder, 'kernel.json'));
await Promise.all(kernelFiles.map(file => this.updateKernelSpecPath(file)));
}
private async updateKernelSpecPath(kernelPath: string): Promise<void> {
let fileContents = await fs.readFile(kernelPath);
let kernelSpec = <IKernelInfo>JSON.parse(fileContents.toString());
kernelSpec.argv = kernelSpec.argv?.map(arg => arg.replace('{ADS_PYTHONDIR}', this._pythonInstallationPath));
await fs.writeFile(kernelPath, JSON.stringify(kernelSpec, undefined, '\t'));
}
private async createInstallPipPackagesHelpNotebook(userInstalledPipPackages: PythonPkgDetails[]): Promise<void> {
let packagesList: string[] = userInstalledPipPackages.map(pkg => { return pkg.name; });
// Filter out prose-codeaccelerator since we no longer ship it and it is not on Pypi.
packagesList = packagesList.filter(pkg => pkg !== 'prose-codeaccelerator');
let installPackagesCode = `import sys\n!{sys.executable} -m pip install --user ${packagesList.join(' ')}`;
let initialContent: azdata.nb.INotebookContents = {
cells: [{
cell_type: 'markdown',
source: ['# Install Pip Packages\n\nThis notebook will help you reinstall the pip packages you were previously using so that they can be used with Python 3.8.\n\n**Note:** Some packages may have a dependency on Python 3.6 and will not work with Python 3.8.\n\nRun the following code cell after Python 3.8 installation is complete.'],
}, {
cell_type: 'code',
source: [installPackagesCode],
}],
metadata: {
kernelspec: {
name: 'python3',
language: 'python3',
display_name: 'Python 3'
},
language_info: {
name: 'python3'
}
},
nbformat: 4,
nbformat_minor: 5
};
await vscode.commands.executeCommand('_notebook.command.new', {
initialContent: JSON.stringify(initialContent),
defaultKernel: 'Python 3'
});
}
}
export interface PythonPkgDetails {
name: string;
version: string;
channel?: string;
/**
* Whether to always install the exact version of the package (==)
*/
installExactVersion?: boolean
}
export interface PipPackageOverview {
name: string;
versions: string[];
summary: string;
}