#include <rmr/rmr.h>
#include <rmr/RIC_message_types.h>
+
void write_bytes_array(unsigned char *dst, void *data, int len) {
memcpy((void *)dst, (void *)data, len);
}
"bytes"
"crypto/md5"
"fmt"
- "github.com/spf13/viper"
"strings"
"time"
"unsafe"
+
+ "github.com/spf13/viper"
)
var RMRCounterOpts = []CounterOpts{
{Name: "Transmitted", Help: "The total number of transmited RMR messages"},
- {Name: "Received", Help: "The total number of received RMR messages"},
{Name: "TransmitError", Help: "The total number of RMR transmission errors"},
+ {Name: "TransmitRetry", Help: "The total number of transmit retries on failure"},
+ {Name: "Received", Help: "The total number of received RMR messages"},
{Name: "ReceiveError", Help: "The total number of RMR receive errors"},
+ {Name: "SendWithRetryRetry", Help: "SendWithRetry service retries"},
+}
+
+var RMRGaugeOpts = []CounterOpts{
+ {Name: "Enqueued", Help: "The total number of enqueued in RMR library"},
+ {Name: "Dropped", Help: "The total number of dropped in RMR library"},
}
var RMRErrors = map[int]string{
C.RMR_ERR_NOTSUPP: "the request is not supported, or RMr was not initialized for the request",
}
-//-----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
//
-//-----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
type RMRParams struct {
Mtype int
Payload []byte
return b.String()
}
-//-----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
//
-//-----------------------------------------------------------------------------
-func NewRMRClientWithParams(protPort string, maxSize int, threadType int, statDesc string) *RMRClient {
- p := C.CString(protPort)
- m := C.int(maxSize)
- c := C.int(threadType)
+// -----------------------------------------------------------------------------
+type RMRClientParams struct {
+ StatDesc string
+ RmrData PortData
+}
+
+func (params *RMRClientParams) String() string {
+ return fmt.Sprintf("ProtPort=%d MaxSize=%d ThreadType=%d StatDesc=%s LowLatency=%t FastAck=%t Policies=%v",
+ params.RmrData.Port, params.RmrData.MaxSize, params.RmrData.ThreadType, params.StatDesc,
+ params.RmrData.LowLatency, params.RmrData.FastAck, params.RmrData.Policies)
+}
+
+// -----------------------------------------------------------------------------
+//
+// -----------------------------------------------------------------------------
+func NewRMRClientWithParams(params *RMRClientParams) *RMRClient {
+ p := C.CString(fmt.Sprintf("%d", params.RmrData.Port))
+ m := C.int(params.RmrData.MaxSize)
+ c := C.int(params.RmrData.ThreadType)
defer C.free(unsafe.Pointer(p))
ctx := C.rmr_init(p, m, c)
if ctx == nil {
Logger.Error("rmrClient: Initializing RMR context failed, bailing out!")
}
+
+ Logger.Info("new rmrClient with parameters: %s", params.String())
+
+ if params.RmrData.LowLatency {
+ C.rmr_set_low_latency(ctx)
+ }
+ if params.RmrData.FastAck {
+ C.rmr_set_fack(ctx)
+ }
+
return &RMRClient{
- protPort: protPort,
- context: ctx,
- consumers: make([]MessageConsumer, 0),
- stat: Metric.RegisterCounterGroup(RMRCounterOpts, statDesc),
+ context: ctx,
+ consumers: make([]MessageConsumer, 0),
+ statc: Metric.RegisterCounterGroup(RMRCounterOpts, params.StatDesc),
+ statg: Metric.RegisterGaugeGroup(RMRGaugeOpts, params.StatDesc),
+ maxRetryOnFailure: params.RmrData.MaxRetryOnFailure,
}
}
func NewRMRClient() *RMRClient {
- return NewRMRClientWithParams(viper.GetString("rmr.protPort"), viper.GetInt("rmr.maxSize"), viper.GetInt("rmr.threadType"), "RMR")
+ p := GetPortData("rmrdata")
+ if p.Port == 0 || viper.IsSet("rmr.protPort") {
+ // Old xApp descriptor used, fallback to rmr section
+ fmt.Sscanf(viper.GetString("rmr.protPort"), "tcp:%d", &p.Port)
+ p.MaxSize = viper.GetInt("rmr.maxSize")
+ p.ThreadType = viper.GetInt("rmr.threadType")
+ p.LowLatency = viper.GetBool("rmr.lowLatency")
+ p.FastAck = viper.GetBool("rmr.fastAck")
+ p.MaxRetryOnFailure = viper.GetInt("rmr.maxRetryOnFailure")
+ }
+
+ return NewRMRClientWithParams(
+ &RMRClientParams{
+ RmrData: p,
+ StatDesc: "RMR",
+ })
}
func (m *RMRClient) Start(c MessageConsumer) {
time.Sleep(1 * time.Second)
counter++
}
- m.wg.Add(1)
if m.readyCb != nil {
go m.readyCb(m.readyCbParams)
}
+ m.wg.Add(1)
go func() {
m.contextMux.Lock()
rfd := C.rmr_get_rcvfd(m.context)
defer m.wg.Done()
for {
+
if int(C.wait_epoll(efd, rfd)) == 0 {
continue
}
}
}()
+ m.wg.Add(1)
+ go func() {
+ defer m.wg.Done()
+ for {
+ m.UpdateRmrStats()
+ time.Sleep(1 * time.Second)
+ }
+ }()
+
m.wg.Wait()
}
+func (m *RMRClient) UpdateRmrStats() {
+ param := (*C.rmr_rx_debug_t)(C.malloc(C.size_t(unsafe.Sizeof(C.rmr_rx_debug_t{}))))
+ m.contextMux.Lock()
+ C.rmr_get_rx_debug_info(m.context, param)
+ m.contextMux.Unlock()
+ m.mux.Lock()
+ m.statg["Enqueued"].Set(float64(param.enqueue))
+ m.statg["Dropped"].Set(float64(param.drop))
+ m.mux.Unlock()
+ C.free(unsafe.Pointer(param))
+}
+
func (m *RMRClient) parseMessage(rxBuffer *C.rmr_mbuf_t) {
if len(m.consumers) == 0 {
Logger.Info("rmrClient: No message handlers defined, message discarded!")
return
}
- // Special case for multiple consumers
- for _, c := range m.consumers {
- cptr := unsafe.Pointer(rxBuffer.payload)
- params.Payload = C.GoBytes(cptr, C.int(rxBuffer.len))
- params.PayloadLen = int(rxBuffer.len)
- params.Mtype = int(rxBuffer.mtype)
- params.SubId = int(rxBuffer.sub_id)
+ /*
+ // Special case for multiple consumers
+ for _, c := range m.consumers {
+ cptr := unsafe.Pointer(rxBuffer.payload)
+ params.Payload = C.GoBytes(cptr, C.int(rxBuffer.len))
+ params.PayloadLen = int(rxBuffer.len)
+ params.Mtype = int(rxBuffer.mtype)
+ params.SubId = int(rxBuffer.sub_id)
- err := c.Consume(params)
- if err != nil {
- Logger.Warn("rmrClient: Consumer returned error: %v", err)
+ err := c.Consume(params)
+ if err != nil {
+ Logger.Warn("rmrClient: Consumer returned error: %v", err)
+ }
}
- }
+ */
}
func (m *RMRClient) Allocate(size int) *C.rmr_mbuf_t {
for ; i < int(to)*2 && status == false; i++ {
status = m.Send(params, isRts)
if status == false {
+ m.UpdateStatCounter("SendWithRetryRetry")
time.Sleep(500 * time.Millisecond)
}
}
func (m *RMRClient) SendBuf(txBuffer *C.rmr_mbuf_t, isRts bool, whid int) int {
var (
- currBuffer *C.rmr_mbuf_t
- counterName string = "Transmitted"
+ currBuffer *C.rmr_mbuf_t
)
m.contextMux.Lock()
}
// Just quick retry seems to help for K8s issue
- maxRetryOnFailure := viper.GetInt("rmr.maxRetryOnFailure")
- if maxRetryOnFailure == 0 {
- maxRetryOnFailure = 5
+ if m.maxRetryOnFailure == 0 {
+ m.maxRetryOnFailure = 5
}
- for j := 0; j < maxRetryOnFailure && currBuffer != nil && currBuffer.state == C.RMR_ERR_RETRY; j++ {
+ for j := 0; j < m.maxRetryOnFailure && currBuffer != nil && currBuffer.state == C.RMR_ERR_RETRY; j++ {
m.contextMux.Lock()
if whid != 0 {
currBuffer = C.rmr_wh_send_msg(m.context, C.rmr_whid_t(whid), txBuffer)
}
}
m.contextMux.Unlock()
+ m.UpdateStatCounter("TransmitRetry")
}
- if currBuffer.state != C.RMR_OK {
- counterName = "TransmitError"
+ if currBuffer == nil {
+ m.UpdateStatCounter("TransmitError")
m.LogMBufError("SendBuf failed", currBuffer)
+ return int(C.RMR_ERR_INITFAILED)
}
- m.UpdateStatCounter(counterName)
+ if currBuffer.state != C.RMR_OK {
+ m.UpdateStatCounter("TransmitError")
+ m.LogMBufError("SendBuf failed", currBuffer)
+ } else {
+ m.UpdateStatCounter("Transmitted")
+ }
defer m.Free(currBuffer)
-
return int(currBuffer.state)
+
}
func (m *RMRClient) SendCallMsg(params *RMRParams) (int, string) {
func (m *RMRClient) UpdateStatCounter(name string) {
m.mux.Lock()
- m.stat[name].Inc()
+ m.statc[name].Inc()
m.mux.Unlock()
}
func (m *RMRClient) RegisterMetrics() {
- m.stat = Metric.RegisterCounterGroup(RMRCounterOpts, "RMR")
+ m.statc = Metric.RegisterCounterGroup(RMRCounterOpts, "RMR")
+ m.statg = Metric.RegisterGaugeGroup(RMRGaugeOpts, "RMR")
}
func (m *RMRClient) Wait() {
}
func (m *RMRClient) LogMBufError(text string, mbuf *C.rmr_mbuf_t) int {
- Logger.Debug(fmt.Sprintf("rmrClient: %s -> [tp=%v] %v - %s", text, mbuf.tp_state, mbuf.state, RMRErrors[int(mbuf.state)]))
- return int(mbuf.state)
-}
-
-// To be removed ...
-func (m *RMRClient) GetStat() (r RMRStatistics) {
- return
+ if mbuf != nil {
+ Logger.Debug(fmt.Sprintf("rmrClient: %s -> [tp=%v] %v - %s", text, mbuf.tp_state, mbuf.state, RMRErrors[int(mbuf.state)]))
+ return int(mbuf.state)
+ }
+ Logger.Debug(fmt.Sprintf("rmrClient: %s -> mbuf nil", text))
+ return 0
}