21 lines
788 B
TypeScript
21 lines
788 B
TypeScript
import {URL} from './url-impl';
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export function makeWebsocketUrl(endpoint: string) {
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let url = new URL(endpoint);
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const useHttps = url.protocol === 'https:';
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url.protocol = useHttps ? 'wss:' : 'ws:';
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url.host = '';
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// Only shift the port by +1 as a convention for ws(s) only if given endpoint
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// is explictly specifying the endpoint port (HTTP-based RPC), assuming
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// we're directly trying to connect to solana-validator's ws listening port.
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// When the endpoint omits the port, we're connecting to the protocol
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// default ports: http(80) or https(443) and it's assumed we're behind a reverse
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// proxy which manages WebSocket upgrade and backend port redirection.
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if (url.port !== '') {
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url.port = String(Number(url.port) + 1);
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}
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return url.toString();
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}
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