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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | 25x 25x 25x 25x 25x 279x 279x 279x 758x 279x 757x 279x 758x 279x 757x 279x 25x 279x 279x 279x 279x 279x 279x 279x 279x 279x 279x 279x 279x | import {Duplex, PassThrough} from 'stream';
import {memfs} from 'memfs';
import {Nfsv4Connection} from '../Nfsv4Connection';
import {Nfsv4TcpClient} from '../../client/Nfsv4TcpClient';
import {Nfsv4OperationsNode} from '../operations/node/Nfsv4OperationsNode';
/**
* Creates a pair of connected Duplex streams (client and server).
* Data written to client flows to server and vice versa.
*/
function makeDuplexPair(): {client: Duplex; server: Duplex} {
const clientToServer = new PassThrough();
const serverToClient = new PassThrough();
const client = new Duplex({
read() {},
write(chunk, _enc, cb) {
clientToServer.write(chunk, cb);
},
});
const server = new Duplex({
read() {},
write(chunk, _enc, cb) {
serverToClient.write(chunk, cb);
},
});
clientToServer.on('data', (chunk) => {
server.push(chunk);
});
serverToClient.on('data', (chunk) => {
client.push(chunk);
});
return {client, server};
}
export const setupNfsClientServerTestbed = async () => {
const {vol, fs} = memfs();
// Populate the filesystem
vol.fromJSON({
'/export': null,
'/export/file.txt': 'Hello, NFS v4!\n',
'/export/subdir': null,
'/export/subdir/nested.dat': 'nested data',
});
const {client: clientDuplex, server: serverDuplex} = makeDuplexPair();
const client = Nfsv4TcpClient.fromDuplex(clientDuplex, {debug: false});
const ops = new Nfsv4OperationsNode({fs: fs as any, dir: '/export'});
const connection = new Nfsv4Connection({
duplex: serverDuplex,
ops,
debug: false,
});
const stop = async () => {
connection.close();
client.close();
clientDuplex.destroy();
serverDuplex.destroy();
};
return {
vol,
fs,
client,
ops,
connection,
clientDuplex,
serverDuplex,
stop,
};
};
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