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import execa from 'execa' |
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import * as fs from 'fs' |
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import OS from '../client/OS' |
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import {Config} from '../models/config' |
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import {getConfig, jaleHomeDir} from '../utils/jale' |
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import {requireSudo} from '../utils/sudo' |
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import Service from './service' |
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class Dnsmasq extends Service { |
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service = 'dnsmasq' |
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requireRoot = true |
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resolverPath = '/etc/resolver' |
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configPath = `${OS.getInstance().usrLocalDir}/etc/dnsmasq.conf` |
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customConfigPath = `${jaleHomeDir}/dnsmasq.conf` |
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configure = async (): Promise<boolean> => { |
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const config: Config = await getConfig() |
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this.appendCustomConfig() |
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this.setDomain(config.tld) |
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await this.addDomainResolver(config.tld) |
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return true |
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} |
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/** |
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* Append our custom configuration file to the dnsmasq.conf. |
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*/ |
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appendCustomConfig = (): void => { |
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const config = fs.readFileSync(this.configPath, 'utf-8') |
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if (!config.includes(this.customConfigPath)) |
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fs.appendFileSync(this.configPath, `\nconf-file=${this.customConfigPath}\n`) |
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} |
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/** |
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* Set our custom tld in our custom dnsmasq config file. |
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* @param tld |
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*/ |
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setDomain = (tld: string): void => { |
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return fs.writeFileSync(this.customConfigPath, `address=/.${tld}/127.0.0.1\n`) |
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} |
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/** |
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* Create the Resolver config to resolve our custom domain. |
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* @param tld |
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*/ |
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addDomainResolver = async (tld: string): Promise<boolean> => { |
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// TODO: Should improve this part, we're executing plain commands in order to bypass issues with root permissions. |
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await requireSudo() |
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await execa('sudo', ['mkdir', '-p', this.resolverPath], {shell: true, stdio: 'inherit'}) |
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await execa('sudo', ['bash', '-c', `'echo "nameserver 127.0.0.1" > ${this.resolverPath}/${tld}'`], { |
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shell: true, |
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stdio: 'inherit' |
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}) |
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return true |
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} |
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} |
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export default Dnsmasq |
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