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| 1 | +import { IExecSyncResult } from 'azure-pipelines-task-lib/toolrunner'; |
| 2 | +import path = require("path"); |
| 3 | +import tl = require("azure-pipelines-task-lib/task"); |
| 4 | +import fs = require("fs"); |
| 5 | +import os = require("os"); |
| 6 | +import { getHandlerFromToken, WebApi } from "azure-devops-node-api"; |
| 7 | +import { ITaskApi } from "azure-devops-node-api/TaskApi"; |
| 8 | + |
| 9 | +export class azureclitask { |
| 10 | + public static checkIfAzurePythonSdkIsInstalled() { |
| 11 | + return !!tl.which("az", false); |
| 12 | + } |
| 13 | + |
| 14 | + public static async runMain() { |
| 15 | + var toolExecutionError = null; |
| 16 | + try { |
| 17 | + var tool; |
| 18 | + if (os.type() != "Windows_NT") { |
| 19 | + tool = tl.tool(tl.which("bash", true)); |
| 20 | + } |
| 21 | + |
| 22 | + var scriptLocation: string = tl.getInput("scriptLocation"); |
| 23 | + var scriptPath: string = null; |
| 24 | + var cwd: string = tl.getPathInput("cwd", true, false); |
| 25 | + |
| 26 | + if (scriptLocation === "scriptPath") { |
| 27 | + scriptPath = tl.getPathInput("scriptPath", true, true); |
| 28 | + // if user didn"t supply a cwd (advanced), then set cwd to folder script is in. |
| 29 | + // All "script" tasks should do this |
| 30 | + if (!tl.filePathSupplied("cwd")) { |
| 31 | + cwd = path.dirname(scriptPath); |
| 32 | + } |
| 33 | + } |
| 34 | + else { |
| 35 | + var tmpDir = tl.getVariable('Agent.TempDirectory') || os.tmpdir(); |
| 36 | + var script: string = tl.getInput("inlineScript", true); |
| 37 | + if (os.type() != "Windows_NT") { |
| 38 | + scriptPath = path.join(tmpDir, "azureclitaskscript" + new Date().getTime() + ".sh"); |
| 39 | + } |
| 40 | + else { |
| 41 | + scriptPath = path.join(tmpDir, "azureclitaskscript" + new Date().getTime() + ".bat"); |
| 42 | + } |
| 43 | + this.createFile(scriptPath, script); |
| 44 | + } |
| 45 | + |
| 46 | + var args = tl.getInput("args", false); |
| 47 | + |
| 48 | + // determines whether output to stderr will fail a task. |
| 49 | + // some tools write progress and other warnings to stderr. scripts can also redirect. |
| 50 | + var failOnStdErr = tl.getBoolInput("failOnStandardError", false); |
| 51 | + |
| 52 | + tl.mkdirP(cwd); |
| 53 | + tl.cd(cwd); |
| 54 | + |
| 55 | + if (os.type() != "Windows_NT") { |
| 56 | + tool.arg(scriptPath); |
| 57 | + } |
| 58 | + else { |
| 59 | + tool = tl.tool(tl.which(scriptPath, true)); |
| 60 | + } |
| 61 | + this.throwIfError(tl.execSync("az", "--version")); |
| 62 | + // set az cli config dir |
| 63 | + this.setConfigDirectory(); |
| 64 | + this.setAzureCloudBasedOnServiceEndpoint(); |
| 65 | + var connectedService: string = tl.getInput("connectedServiceNameARM", true); |
| 66 | + await this.loginAzureRM(connectedService); |
| 67 | + |
| 68 | + tool.line(args); // additional args should always call line. line() parses quoted arg strings |
| 69 | + |
| 70 | + var addSpnToEnvironment = tl.getBoolInput("addSpnToEnvironment", false); |
| 71 | + var authorizationScheme = tl.getEndpointAuthorizationScheme(connectedService, true).toLowerCase(); |
| 72 | + if (!!addSpnToEnvironment && authorizationScheme == 'serviceprincipal') { |
| 73 | + await tool.exec({ |
| 74 | + failOnStdErr: failOnStdErr, |
| 75 | + env: { |
| 76 | + ...process.env, |
| 77 | + ...{ servicePrincipalId: this.servicePrincipalId, servicePrincipalKey: this.servicePrincipalKey, tenantId: this.tenantId } |
| 78 | + } |
| 79 | + }); |
| 80 | + } else if (!!addSpnToEnvironment && authorizationScheme == 'workloadidentityfederation') { |
| 81 | + await tool.exec({ |
| 82 | + failOnStdErr: failOnStdErr, |
| 83 | + env: { ...process.env, ...{ servicePrincipalId: this.servicePrincipalId, idToken: this.federatedToken, tenantId: this.tenantId } } |
| 84 | + }); |
| 85 | + } |
| 86 | + else { |
| 87 | + await tool.exec({ failOnStdErr: failOnStdErr }); |
| 88 | + } |
| 89 | + } |
| 90 | + catch (err) { |
| 91 | + if (err.stderr) { |
| 92 | + toolExecutionError = err.stderr; |
| 93 | + } |
| 94 | + else { |
| 95 | + toolExecutionError = err; |
| 96 | + } |
| 97 | + //go to finally and logout of azure and set task result |
| 98 | + } |
| 99 | + finally { |
| 100 | + if (scriptLocation === "inlineScript") { |
| 101 | + this.deleteFile(scriptPath); |
| 102 | + } |
| 103 | + |
| 104 | + if (this.cliPasswordPath) { |
| 105 | + tl.debug('Removing spn certificate file'); |
| 106 | + tl.rmRF(this.cliPasswordPath); |
| 107 | + } |
| 108 | + |
| 109 | + //set the task result to either succeeded or failed based on error was thrown or not |
| 110 | + if (toolExecutionError) { |
| 111 | + tl.setResult(tl.TaskResult.Failed, tl.loc("ScriptFailed", toolExecutionError)); |
| 112 | + } |
| 113 | + else { |
| 114 | + tl.setResult(tl.TaskResult.Succeeded, tl.loc("ScriptReturnCode", 0)); |
| 115 | + } |
| 116 | + |
| 117 | + //Logout of Azure if logged in |
| 118 | + if (this.isLoggedIn) { |
| 119 | + this.logoutAzure(); |
| 120 | + } |
| 121 | + } |
| 122 | + } |
| 123 | + |
| 124 | + private static isLoggedIn: boolean = false; |
| 125 | + private static cliPasswordPath: string = null; |
| 126 | + private static servicePrincipalId: string = null; |
| 127 | + private static servicePrincipalKey: string = null; |
| 128 | + private static federatedToken: string = null; |
| 129 | + private static tenantId: string = null; |
| 130 | + |
| 131 | + private static async loginAzureRM(connectedService: string):Promise<void> { |
| 132 | + var authScheme: string = tl.getEndpointAuthorizationScheme(connectedService, true); |
| 133 | + var subscriptionID: string = tl.getEndpointDataParameter(connectedService, "SubscriptionID", true); |
| 134 | + |
| 135 | + if (authScheme.toLowerCase() == "serviceprincipal") { |
| 136 | + let authType: string = tl.getEndpointAuthorizationParameter(connectedService, 'authenticationType', true); |
| 137 | + let cliPassword: string = null; |
| 138 | + var servicePrincipalId: string = tl.getEndpointAuthorizationParameter(connectedService, "serviceprincipalid", false); |
| 139 | + var tenantId: string = tl.getEndpointAuthorizationParameter(connectedService, "tenantid", false); |
| 140 | + |
| 141 | + this.servicePrincipalId = servicePrincipalId; |
| 142 | + this.tenantId = tenantId; |
| 143 | + |
| 144 | + if (authType == "spnCertificate") { |
| 145 | + tl.debug('certificate based endpoint'); |
| 146 | + let certificateContent: string = tl.getEndpointAuthorizationParameter(connectedService, "servicePrincipalCertificate", false); |
| 147 | + cliPassword = path.join(tl.getVariable('Agent.TempDirectory') || tl.getVariable('system.DefaultWorkingDirectory'), 'spnCert.pem'); |
| 148 | + fs.writeFileSync(cliPassword, certificateContent); |
| 149 | + this.cliPasswordPath = cliPassword; |
| 150 | + } |
| 151 | + else { |
| 152 | + tl.debug('key based endpoint'); |
| 153 | + cliPassword = tl.getEndpointAuthorizationParameter(connectedService, "serviceprincipalkey", false); |
| 154 | + this.servicePrincipalKey = cliPassword; |
| 155 | + } |
| 156 | + |
| 157 | + let escapedCliPassword = cliPassword.replace(/"/g, '\\"'); |
| 158 | + tl.setSecret(escapedCliPassword.replace(/\\/g, '\"')); |
| 159 | + //login using svn |
| 160 | + this.throwIfError(tl.execSync("az", `login --service-principal -u "${servicePrincipalId}" --password="${escapedCliPassword}" --tenant "${tenantId}"`), tl.loc("LoginFailed")); |
| 161 | + } |
| 162 | + else if (authScheme.toLowerCase() == "managedserviceidentity") { |
| 163 | + //login using msi |
| 164 | + this.throwIfError(tl.execSync("az", "login --identity"), tl.loc("MSILoginFailed")); |
| 165 | + } |
| 166 | + else if (authScheme.toLowerCase() == "workloadidentityfederation") { |
| 167 | + var servicePrincipalId: string = tl.getEndpointAuthorizationParameter(connectedService, "serviceprincipalid", false); |
| 168 | + var tenantId: string = tl.getEndpointAuthorizationParameter(connectedService, "tenantid", false); |
| 169 | + |
| 170 | + const federatedToken = await this.getIdToken(connectedService); |
| 171 | + tl.setSecret(federatedToken); |
| 172 | + const args = `login --service-principal -u "${servicePrincipalId}" --tenant "${tenantId}" --allow-no-subscriptions --federated-token "${federatedToken}"`; |
| 173 | + |
| 174 | + //login using OpenID Connect federation |
| 175 | + this.throwIfError(tl.execSync("az", args), tl.loc("LoginFailed")); |
| 176 | + |
| 177 | + this.servicePrincipalId = servicePrincipalId; |
| 178 | + this.federatedToken = federatedToken; |
| 179 | + this.tenantId = tenantId; |
| 180 | + } |
| 181 | + else{ |
| 182 | + throw tl.loc('AuthSchemeNotSupported', authScheme); |
| 183 | + } |
| 184 | + |
| 185 | + this.isLoggedIn = true; |
| 186 | + //set the subscription imported to the current subscription |
| 187 | + this.throwIfError(tl.execSync("az", "account set --subscription \"" + subscriptionID + "\""), tl.loc("ErrorInSettingUpSubscription")); |
| 188 | + } |
| 189 | + |
| 190 | + private static setConfigDirectory(): void { |
| 191 | + if (tl.getBoolInput("useGlobalConfig")) { |
| 192 | + return; |
| 193 | + } |
| 194 | + |
| 195 | + if (!!tl.getVariable('Agent.TempDirectory')) { |
| 196 | + var azCliConfigPath = path.join(tl.getVariable('Agent.TempDirectory'), ".azclitask"); |
| 197 | + console.log(tl.loc('SettingAzureConfigDir', azCliConfigPath)); |
| 198 | + process.env['AZURE_CONFIG_DIR'] = azCliConfigPath; |
| 199 | + } else { |
| 200 | + console.warn(tl.loc('GlobalCliConfigAgentVersionWarning')); |
| 201 | + } |
| 202 | + } |
| 203 | + |
| 204 | + private static setAzureCloudBasedOnServiceEndpoint(): void { |
| 205 | + var connectedService: string = tl.getInput("connectedServiceNameARM", true); |
| 206 | + var environment = tl.getEndpointDataParameter(connectedService, 'environment', true); |
| 207 | + if(!!environment) { |
| 208 | + console.log(tl.loc('SettingAzureCloud', environment)); |
| 209 | + this.throwIfError(tl.execSync("az", "cloud set -n " + environment)); |
| 210 | + } |
| 211 | + } |
| 212 | + |
| 213 | + private static logoutAzure() { |
| 214 | + try { |
| 215 | + tl.execSync("az", " account clear"); |
| 216 | + } |
| 217 | + catch (err) { |
| 218 | + // task should not fail if logout doesn`t occur |
| 219 | + tl.warning(tl.loc("FailedToLogout"), tl.IssueSource.TaskInternal); |
| 220 | + } |
| 221 | + } |
| 222 | + |
| 223 | + private static throwIfError(resultOfToolExecution: IExecSyncResult, errormsg?: string): void { |
| 224 | + if (resultOfToolExecution.code != 0) { |
| 225 | + tl.error("Error Code: [" + resultOfToolExecution.code + "]", tl.IssueSource.TaskInternal); |
| 226 | + if (errormsg) { |
| 227 | + tl.error("Error: " + errormsg, tl.IssueSource.TaskInternal); |
| 228 | + } |
| 229 | + throw resultOfToolExecution; |
| 230 | + } |
| 231 | + } |
| 232 | + |
| 233 | + private static createFile(filePath: string, data: string) { |
| 234 | + try { |
| 235 | + fs.writeFileSync(filePath, data); |
| 236 | + } |
| 237 | + catch (err) { |
| 238 | + this.deleteFile(filePath); |
| 239 | + throw err; |
| 240 | + } |
| 241 | + } |
| 242 | + |
| 243 | + private static deleteFile(filePath: string): void { |
| 244 | + if (fs.existsSync(filePath)) { |
| 245 | + try { |
| 246 | + //delete the publishsetting file created earlier |
| 247 | + fs.unlinkSync(filePath); |
| 248 | + } |
| 249 | + catch (err) { |
| 250 | + //error while deleting should not result in task failure |
| 251 | + console.error(err.toString()); |
| 252 | + } |
| 253 | + } |
| 254 | + } |
| 255 | + |
| 256 | + private static async getIdToken(connectedService: string) : Promise<string> { |
| 257 | + const jobId = tl.getVariable("System.JobId"); |
| 258 | + const planId = tl.getVariable("System.PlanId"); |
| 259 | + const projectId = tl.getVariable("System.TeamProjectId"); |
| 260 | + const hub = tl.getVariable("System.HostType"); |
| 261 | + const uri = tl.getVariable("System.CollectionUri"); |
| 262 | + const token = this.getSystemAccessToken(); |
| 263 | + |
| 264 | + const authHandler = getHandlerFromToken(token); |
| 265 | + const connection = new WebApi(uri, authHandler); |
| 266 | + const api: ITaskApi = await connection.getTaskApi(); |
| 267 | + const response = await api.createOidcToken({}, projectId, hub, planId, jobId, connectedService); |
| 268 | + if (response == null) { |
| 269 | + return null; |
| 270 | + } |
| 271 | + |
| 272 | + return response.oidcToken; |
| 273 | + } |
| 274 | + |
| 275 | + private static getSystemAccessToken() : string { |
| 276 | + tl.debug('Getting credentials for local feeds'); |
| 277 | + const auth = tl.getEndpointAuthorization('SYSTEMVSSCONNECTION', false); |
| 278 | + if (auth.scheme === 'OAuth') { |
| 279 | + tl.debug('Got auth token'); |
| 280 | + return auth.parameters['AccessToken']; |
| 281 | + } |
| 282 | + else { |
| 283 | + tl.warning('Could not determine credentials to use', tl.IssueSource.TaskInternal); |
| 284 | + } |
| 285 | + } |
| 286 | +} |
| 287 | + |
| 288 | +tl.setResourcePath(path.join(__dirname, "task.json")); |
| 289 | + |
| 290 | +if (!azureclitask.checkIfAzurePythonSdkIsInstalled()) { |
| 291 | + tl.setResult(tl.TaskResult.Failed, tl.loc("AzureSDKNotFound")); |
| 292 | +} |
| 293 | + |
| 294 | +azureclitask.runMain(); |
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