// Ping makes a round trip call to the server to confirm that the connection and
// server are active.
func (conn *Connection) Ping() error {
if !conn.IsConnected() {
return nil
}
return conn.environment.CheckStatus(C.OCIPing(conn.handle, conn.environment.errorHandle,
C.OCI_DEFAULT), "Ping")
}
func (c *OCI8Conn) ping(ctx context.Context) error {
rv := C.OCIPing(
(*C.OCISvcCtx)(c.svc),
(*C.OCIError)(c.err),
C.OCI_DEFAULT)
if rv != C.OCI_SUCCESS {
return errors.New("ping failed")
}
return nil
}
// Ping returns nil when an Oracle server is contacted; otherwise, an error.
func (ses *Ses) Ping() (err error) {
ses.mu.Lock()
defer ses.mu.Unlock()
ses.log(_drv.cfg.Log.Ses.Ping)
err = ses.checkClosed()
if err != nil {
return errE(err)
}
r := C.OCIPing(
ses.ocisvcctx, //OCISvcCtx *svchp,
ses.srv.env.ocierr, //OCIError *errhp,
C.OCI_DEFAULT) //ub4 mode );
if r == C.OCI_ERROR {
return errE(ses.srv.env.ociError())
}
return nil
}
// Makes a lightweight call to the server. A successful result indicates the server is active. A block indicates the connection may be in use by
// another thread. A failure indicates a communication error.
func (conn *connection) ping() error {
if C.OCIPing((*C.OCIServer)(conn.svr), (*C.OCIError)(conn.err), C.OCI_DEFAULT) != C.OCI_SUCCESS {
return ociGetError(conn.err)
}
return nil
}