40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
import Logger from './logger';
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import { exec } from 'shelljs';
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export default class DependencyInfo {
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logger: Logger;
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constructor() {
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this.logger = new Logger('Deps');
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}
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showAll(): void {
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this.logger.info('Checking started');
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this.show('Node.js', 'node -v', x => x.match(/^v(.*)\r?\n$/));
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this.show('npm', 'npm -v', x => x.match(/^(.*)\r?\n$/));
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this.show('MongoDB', 'mongo --version', x => x.match(/^MongoDB shell version: (.*)\r?\n$/));
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this.show('Redis', 'redis-server --version', x => x.match(/v=([0-9\.]*)/));
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this.show('GraphicsMagick', 'gm -version', x => x.match(/^GraphicsMagick ([0-9\.]*) .*/));
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this.logger.info('Checking finished');
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}
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show(serviceName: string, command: string, transform: (x: string) => RegExpMatchArray): void {
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const code = {
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success: 0,
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notFound: 127
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};
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const x = exec(command, { silent: true }) as any;
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if (x.code === code.success) {
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let ver = transform(x.stdout);
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if (ver != null) {
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this.logger.info(`${serviceName} ${ver[1]} found`);
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} else {
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this.logger.warn(`${serviceName} not found`);
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this.logger.warn(`Regexp used for version check of ${serviceName} is probably messed up`);
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}
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} else if (x.code === code.notFound) {
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this.logger.warn(`${serviceName} not found`);
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}
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}
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}
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