33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
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'use strict'
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// Run a public Cabal-compatible HyperDHT bootstrap node in the foreground.
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// Put this under a service manager and advertise the reachable IPv4 host/UDP port.
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const { loadCabalCore } = require('./cable_hyperswarm')
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async function main () {
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const host = process.argv[2]
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const port = Number(process.argv[3])
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if (!host || !Number.isInteger(port) || port < 1 || port > 65535) {
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throw new Error('usage: cable bootstrap serve <public-ipv4-host> <udp-port>')
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}
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const { requireCabal } = loadCabalCore()
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const DHT = requireCabal('hyperdht')
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const node = DHT.bootstrapper(port, host)
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await node.ready()
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const address = node.address()
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process.stdout.write('Cabal Hyperswarm bootstrap serving ' + host + ':' + address.port +
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' (bound ' + address.host + ':' + address.port + ')\n')
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const close = async () => {
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try { await node.destroy() } finally { process.exit(0) }
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}
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process.once('SIGINT', close)
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process.once('SIGTERM', close)
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}
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if (require.main === module) main().catch(err => {
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process.stderr.write((err && err.stack) || String(err))
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process.stderr.write('\n')
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process.exitCode = 1
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})
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module.exports = { main }
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