PING

Detailed Description

Broadcast NOOP-like commands to each service in the cluster

Function Documentation

lcb_diag()

lcb_STATUS lcb_diag	(	lcb_INSTANCE *	instance,
		void *	cookie,
		const lcb_CMDDIAG *	cmd )

Returns diagnostics report about network connections.

Stability

Committed

Request

lcb_CMDDIAG cmd = { 0 };
lcb_diag(instance, fp, &cmd);
lcb_wait(instance, LCB_WAIT_DEFAULT);

Response

lcb_install_callback(instance, LCB_CALLBACK_DIAG, diag_callback);
void diag_callback(lcb_INSTANCE, int, const lcb_RESPBASE *rb)
{
    const lcb_RESPDIAG *resp = (const lcb_RESPDIAG *)rb;
    char* json;
    size_t json_len;
    lcb_STATUS rc = lcb_respdiag_status(resp);
    if (rc != LCB_SUCCESS) {
        fprintf(stderr, "failed: %s\n", lcb_strerror_short(rc));
    } else {
        lcb_respdiag_value(resp, &json, &json_len);
        if (json) {
            fprintf(stderr, "\n%.*s", json_len, json);
        }
    }
}

Parameters

instance	the library handle
cookie	the cookie passed in the callback
cmd	command structure.

Returns

status code for scheduling.

Enumeration Type Documentation

lcb_PING_STATUS

enum lcb_PING_STATUS

Status of the service.

Stability

Committed

lcb_PING_SERVICE

enum lcb_PING_SERVICE

Type of the service.

This enumeration is used in PING responses.

Stability

Committed