cancel()

cancel(reqId[, advancedOptions]])

RPC invocation cancelling.

Parameters:

• reqId. Required. Request ID of RPC call that need to be canceled.

• advancedOptions. Optional parameters hash table. Must include any or all of the options:

  • mode: string|one of the possible modes: "skip" | "kill" | "killnowait". Skip is default.

Returns boolean or throws Error:

• true if successfully sent canceling message

• Error if some error occurred

let defer = ws.call('start.migration');
defer
    .then((result) => {
        console.log('RPC successfully called');
    })
    .catch((err) => {
        console.log('RPC call failed!', err);
});

status = ws.getOpStatus();

ws.cancel(status.reqId);