99 lines
3.0 KiB
TypeScript
99 lines
3.0 KiB
TypeScript
import { logger } from './npmci.logging';
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import * as plugins from './npmci.plugins';
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import * as paths from './npmci.paths';
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import * as smartpromise from '@pushrocks/smartpromise';
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/**
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* wether nvm is available or not
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*/
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export let nvmAvailable = smartpromise.defer<boolean>();
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/**
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* the smartshell instance for npmci
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*/
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const npmciSmartshell = new plugins.smartshell.Smartshell({
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executor: 'bash',
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sourceFilePaths: []
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});
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/**
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* check for tools.
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*/
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const checkToolsAvailable = async () => {
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// check for nvm
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if (!process.env.NPMTS_TEST) {
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if (
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(await npmciSmartshell.execSilent(`bash -c "source /usr/local/nvm/nvm.sh"`)).exitCode === 0
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) {
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npmciSmartshell.shellEnv.addSourceFiles([`/usr/local/nvm/nvm.sh`]);
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nvmAvailable.resolve(true);
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} else if (
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(await npmciSmartshell.execSilent(`bash -c "source ~/.nvm/nvm.sh"`)).exitCode === 0
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) {
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npmciSmartshell.shellEnv.addSourceFiles([`~/.nvm/nvm.sh`]);
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nvmAvailable.resolve(true);
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} else {
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nvmAvailable.resolve(false);
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}
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} else {
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nvmAvailable.resolve(true);
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}
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};
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checkToolsAvailable();
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/**
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* bash() allows using bash with nvm in path
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* @param commandArg - The command to execute
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* @param retryArg - The retryArg: 0 to any positive number will retry, -1 will always succeed, -2 will return undefined
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*/
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export let bash = async (commandArg: string, retryArg: number = 2): Promise<string> => {
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await nvmAvailable.promise; // make sure nvm check has run
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let execResult: plugins.smartshell.IExecResult;
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// determine if we fail
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let failOnError: boolean = true;
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if (retryArg === -1) {
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failOnError = false;
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retryArg = 0;
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}
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if (!process.env.NPMTS_TEST) {
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// NPMTS_TEST is used during testing
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for (let i = 0; i <= retryArg; i++) {
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if (process.env.DEBUG_NPMCI === 'true') {
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console.log(commandArg);
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}
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execResult = await npmciSmartshell.exec(commandArg);
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// determine how bash reacts to error and success
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if (execResult.exitCode !== 0 && i === retryArg) {
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// something went wrong and retries are exhausted
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if (failOnError) {
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logger.log('error', 'something went wrong and retries are exhausted');
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process.exit(1);
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}
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} else if (execResult.exitCode === 0) {
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// everything went fine, or no error wanted
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i = retryArg + 1; // retry +1 breaks for loop, if everything works out ok retrials are not wanted
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} else {
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logger.log('warn', 'Something went wrong! Exit Code: ' + execResult.exitCode.toString());
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logger.log('info', 'Retry ' + (i + 1).toString() + ' of ' + retryArg.toString());
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}
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}
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} else {
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logger.log('info', 'ShellExec would be: ' + commandArg);
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execResult = {
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exitCode: 0,
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stdout: 'testOutput'
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};
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}
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return execResult.stdout;
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};
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/**
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* bashNoError allows executing stuff without throwing an error
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*/
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export let bashNoError = async (commandArg: string): Promise<string> => {
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return await bash(commandArg, -1);
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};
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