@microsoft/windows-admin-center-sdk/core/data/powershell-crypto.js

Microsoft - Windows Admin Center Shell

import { of } from 'rxjs';
import { map, mergeMap } from 'rxjs/operators';
import { PowerShellScripts } from '../generated/powershell-scripts';
import { Crypto } from './crypto';
import { PowerShell } from './powershell';
/**
 * powerShellCrypto Crypto interface class.
 * @dynamic
 */
export class PowerShellCrypto {
    /**
     * encrypt with RSA/SHA-1
     *
     * @param jwk the JSON Web Key. Single string with JSON.stringify format.
     * @param data the original data to hash.
     * @return Observable<string> the hash generated.
     */
    /**
     * Creates an RSAProvider or reuses a cached one on a node and returns its JSON Web Key string
     *
     * @param powerShellConnection the established powerShell connection to the node
     * @param powerShellSession the established powerShell session with the node
     * @return Observable<string> the jwk string.
     */
    static getEncryptionJWKFromNode(powerShellConnection, powerShellSession) {
        const getJWKCommand = PowerShell.createCommand(PowerShellScripts.Get_EncryptionJWKOnNode);
        return powerShellConnection.run(powerShellSession, getJWKCommand, { logTelemetry: true })
            .pipe(map(jwk => jwk.results));
    }
    /**
     * Creates an RSAProvider or reuses a cached one on a node and uses its jwk to encrypt data
     *
     * @param powerShellConnection the established powerShell connection to the node
     * @param powerShellSession the established powerShell session with the node
     * @param data string data to be encrypted
     * @return Observable<string> the encrypted data or null if data is null.
     */
    static encryptDataUsingNodeJWK(powerShellConnection, powerShellSession, data) {
        if (data != null && data.length > 0) {
            return PowerShellCrypto.getEncryptionJWKFromNode(powerShellConnection, powerShellSession)
                .pipe(mergeMap(jwk => Crypto.encryptRsaSha1(jwk, data)));
        }
        else {
            // Simply return an observable with a null string if the passed in data is null.
            // The will make password optional scenarios more idiomatic since iif() will not be
            // needed to build a different observable when the password is optional to the command.
            return of(data);
        }
    }
}

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