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import type * as struct from '../../structs';
/** Client state record for NFS v4 client registration. */
export class ClientRecord {
constructor(
/**
* Principal associated with this client (from RPC credentials).
*/
public readonly principal: string,
/**
* Client verifier - used to detect client reboots.
* If client sends SETCLIENTID with same clientIdString but different verifier,
* it indicates the client rebooted and old state should be discarded.
* Size 8 bytes (NFS4_VERIFIER_SIZE) buffer.
*/
public readonly verifier: Uint8Array,
/**
* Client identifier string - globally unique client identity.
* Typically contains hostname or other unique data.
* Used to find existing client records across SETCLIENTID calls.
*/
public readonly clientIdString: Uint8Array,
/**
* Callback information - RPC program number and network address.
* Used by server to initiate callbacks to client (e.g., for delegation recalls).
* Server opens new TCP connection to client using this address when needed.
*/
public readonly callback: struct.Nfsv4CbClient,
/**
* Callback identifier - client-provided value.
* Sent by server in callback RPCs to help client distinguish which
* server is calling back (useful if client talks to multiple servers).
*/
public readonly callbackIdent: number,
/**
* SETCLIENTID confirmation verifier - random 8-byte token.
* Generated by server, returned to client, must be echoed back in
* SETCLIENTID_CONFIRM to prove client received the SETCLIENTID response.
* Prevents race conditions and stale client ID reuse.
*
* const NFS4_VERIFIER_SIZE = 8;
* typedef opaque verifier4[NFS4_VERIFIER_SIZE];
*/
public readonly setclientidConfirm: Uint8Array,
/**
* Cached SETCLIENTID response for duplicate request handling.
* If a client repeats a SETCLIENTID request (same clientIdString and verifier),
* server can return this cached response instead of creating a new record.
* This helps handle network retries and duplicate requests gracefully.
*/
public cache: msg.Nfsv4SetclientidResponse | undefined = undefined,
/**
* Last time this client renewed its lease (in milliseconds since epoch).
* Per RFC 7530 ยง9.5, any stateful operation from the client renews the lease.
* The server must track this to detect expired leases and revoke client state.
*/
public lastRenew: number = Date.now(),
) {}
}
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