RX features - RX sniffer

Signed-off-by: imarom <imarom@cisco.com>

9 files changed, 72 insertions, 11 deletions

diff --git a/src/stateless/cp/trex_stateless_port.cpp b/src/stateless/cp/trex_stateless_port.cpp
index c0156c12..f93d7abd 100644
--- a/src/stateless/cp/trex_stateless_port.cpp
+++ b/src/stateless/cp/trex_stateless_port.cpp
@@ -946,7 +946,15 @@ TrexStatelessPort::remove_and_delete_all_streams() {
 
 void 
 TrexStatelessPort::start_rx_capture(const std::string &pcap_filename, uint64_t limit) {
-    TrexStatelessCpToRxMsgBase *msg = new TrexStatelessRxStartCapture(m_port_id, pcap_filename, limit);
+
+    m_rx_capture_info.m_is_active       = true;
+    m_rx_capture_info.m_limit           = limit;
+    m_rx_capture_info.m_pcap_filename   = pcap_filename;
+
+    TrexStatelessCpToRxMsgBase *msg = new TrexStatelessRxStartCapture(m_port_id,
+                                                                      pcap_filename,
+                                                                      limit,
+                                                                      &m_rx_capture_info.m_shared_counter);
     send_message_to_rx(msg);
 }
 
@@ -956,6 +964,12 @@ TrexStatelessPort::stop_rx_capture() {
     send_message_to_rx(msg);
 }
 
+const RXCaptureInfo &
+TrexStatelessPort::get_rx_capture_info() {
+    return m_rx_capture_info;
+}
+
+
 RxPacketBuffer *
 TrexStatelessPort::get_rx_sw_pkts() {
 
diff --git a/src/stateless/cp/trex_stateless_port.h b/src/stateless/cp/trex_stateless_port.h
index 5a1935a1..973a95c6 100644
--- a/src/stateless/cp/trex_stateless_port.h
+++ b/src/stateless/cp/trex_stateless_port.h
@@ -33,6 +33,7 @@ class TrexStreamsGraphObj;
 class TrexPortMultiplier;
 class RxPacketBuffer;
 
+
 /**
  * TRex port owner can perform
  * write commands
@@ -382,6 +383,12 @@ public:
     void stop_rx_capture();
 
     /**
+     * status of the RX capture
+     * 
+     */
+    const RXCaptureInfo &get_rx_capture_info();
+
+    /**
      * fetch the RX software packets from the queue
      * 
      */
@@ -473,6 +480,8 @@ private:
     TrexPortOwner       m_owner;
 
     int m_pending_async_stop_event;
+
+    RXCaptureInfo       m_rx_capture_info; 
 };
 
 
diff --git a/src/stateless/messaging/trex_stateless_messaging.cpp b/src/stateless/messaging/trex_stateless_messaging.cpp
index 6e7bfee5..bd444dff 100644
--- a/src/stateless/messaging/trex_stateless_messaging.cpp
+++ b/src/stateless/messaging/trex_stateless_messaging.cpp
@@ -264,7 +264,7 @@ TrexStatelessRxSwGetPkts::TrexStatelessRxSwGetPkts(uint8_t port_id, TrexStateles
 
 bool
 TrexStatelessRxStartCapture::handle(CRxCoreStateless *rx_core) {
-    rx_core->start_capture(m_port_id, m_pcap_filename, m_limit);
+    rx_core->start_capture(m_port_id, m_pcap_filename, m_limit, m_shared_counter);
 
     return true;
 }
diff --git a/src/stateless/messaging/trex_stateless_messaging.h b/src/stateless/messaging/trex_stateless_messaging.h
index e96e83d6..f35d9da6 100644
--- a/src/stateless/messaging/trex_stateless_messaging.h
+++ b/src/stateless/messaging/trex_stateless_messaging.h
@@ -423,9 +423,13 @@ class TrexStatelessRxQuit : public TrexStatelessCpToRxMsgBase {
 
 class TrexStatelessRxStartCapture : public TrexStatelessCpToRxMsgBase {
 public:
-    TrexStatelessRxStartCapture(uint8_t port_id, const std::string &pcap_filename, uint64_t limit) : m_pcap_filename(pcap_filename) {
+    TrexStatelessRxStartCapture(uint8_t port_id,
+                                const std::string &pcap_filename,
+                                uint64_t limit,
+                                uint64_t *shared_counter) : m_pcap_filename(pcap_filename) {
         m_port_id = port_id;
         m_limit = limit;
+        m_shared_counter = shared_counter;
     }
 
     virtual bool handle(CRxCoreStateless *rx_core);
@@ -434,6 +438,7 @@ private:
     uint8_t           m_port_id;
     std::string       m_pcap_filename;
     uint64_t          m_limit;
+    uint64_t          *m_shared_counter;
 };
 
 
diff --git a/src/stateless/rx/trex_stateless_rx_core.cpp b/src/stateless/rx/trex_stateless_rx_core.cpp
index ee9c64c4..3fe72f54 100644
--- a/src/stateless/rx/trex_stateless_rx_core.cpp
+++ b/src/stateless/rx/trex_stateless_rx_core.cpp
@@ -356,8 +356,8 @@ double CRxCoreStateless::get_cpu_util() {
 
 
 void
-CRxCoreStateless::start_capture(uint8_t port_id, const std::string &pcap_filename, uint64_t limit) {
-    m_rx_port_mngr[port_id].start_capture(pcap_filename, limit);
+CRxCoreStateless::start_capture(uint8_t port_id, const std::string &pcap_filename, uint64_t limit, uint64_t *shared_counter) {
+    m_rx_port_mngr[port_id].start_capture(pcap_filename, limit, shared_counter);
 }
 
 void
diff --git a/src/stateless/rx/trex_stateless_rx_core.h b/src/stateless/rx/trex_stateless_rx_core.h
index 425c15ae..689b28ec 100644
--- a/src/stateless/rx/trex_stateless_rx_core.h
+++ b/src/stateless/rx/trex_stateless_rx_core.h
@@ -124,7 +124,7 @@ class CRxCoreStateless {
      * @param pcap_filename 
      * @param limit 
      */
-    void start_capture(uint8_t port_id, const std::string &pcap_filename, uint64_t limit);
+    void start_capture(uint8_t port_id, const std::string &pcap_filename, uint64_t limit, uint64_t *shared_counter);
     void stop_capture(uint8_t port_id);
 
     /**
diff --git a/src/stateless/rx/trex_stateless_rx_defs.h b/src/stateless/rx/trex_stateless_rx_defs.h
index 9df6af67..0b7d1aa3 100644
--- a/src/stateless/rx/trex_stateless_rx_defs.h
+++ b/src/stateless/rx/trex_stateless_rx_defs.h
@@ -23,6 +23,7 @@
 #define __TREX_STATELESS_RX_DEFS_H__
 
 #include "trex_defs.h"
+#include <json/json.h>
 
 class CPortLatencyHWBase;
 
@@ -54,4 +55,30 @@ typedef enum rx_filter_mode_ {
 	RX_FILTER_MODE_ALL
 } rx_filter_mode_e;
 
+/**
+ * holds RX capture info
+ * 
+ */
+struct RXCaptureInfo {
+    RXCaptureInfo() {
+        m_is_active = false;
+        m_limit = 0;
+        m_shared_counter = 0;
+    }
+
+    void to_json(Json::Value &output) const {
+        output["is_active"] = m_is_active;
+        if (m_is_active) {
+            output["pcap_filename"] = m_pcap_filename;
+            output["limit"]         = Json::UInt64(m_limit);
+            output["count"]         = Json::UInt64(m_shared_counter);
+        }
+    }
+
+    bool             m_is_active;
+    std::string      m_pcap_filename;
+    uint64_t         m_limit;
+    uint64_t         m_shared_counter;
+};
+
 #endif /* __TREX_STATELESS_RX_DEFS_H__ */
diff --git a/src/stateless/rx/trex_stateless_rx_port_mngr.cpp b/src/stateless/rx/trex_stateless_rx_port_mngr.cpp
index 35d331cf..7283f703 100644
--- a/src/stateless/rx/trex_stateless_rx_port_mngr.cpp
+++ b/src/stateless/rx/trex_stateless_rx_port_mngr.cpp
@@ -139,6 +139,7 @@ RXLatency::reset_stats() {
 
 RXPacketRecorder::RXPacketRecorder() {
     m_writer = NULL;
+    m_shared_counter = NULL;
     m_limit  = 0;
     m_epoch  = -1;
 }
@@ -148,7 +149,7 @@ RXPacketRecorder::~RXPacketRecorder() {
 }
 
 void
-RXPacketRecorder::start(const std::string &pcap, uint64_t limit) {
+RXPacketRecorder::start(const std::string &pcap, uint64_t limit, uint64_t *shared_counter) {
     m_writer = CCapWriterFactory::CreateWriter(LIBPCAP, (char *)pcap.c_str());
     if (m_writer == NULL) {
         std::stringstream ss;
@@ -158,6 +159,8 @@ RXPacketRecorder::start(const std::string &pcap, uint64_t limit) {
 
     assert(limit > 0);
     m_limit = limit;
+    m_shared_counter = shared_counter;
+    (*m_shared_counter) = 0;
 }
 
 void
@@ -192,6 +195,8 @@ RXPacketRecorder::handle_pkt(const rte_mbuf_t *m) {
     m_writer->write_packet(&m_pkt);
 
     m_limit--;
+    (*m_shared_counter)++;
+
     if (m_limit == 0) {
         stop();
     }
diff --git a/src/stateless/rx/trex_stateless_rx_port_mngr.h b/src/stateless/rx/trex_stateless_rx_port_mngr.h
index 7cc527d8..90527f0c 100644
--- a/src/stateless/rx/trex_stateless_rx_port_mngr.h
+++ b/src/stateless/rx/trex_stateless_rx_port_mngr.h
@@ -212,7 +212,7 @@ class RXPacketRecorder {
 public:
     RXPacketRecorder();
     ~RXPacketRecorder();
-    void start(const std::string &pcap, uint64_t limit);
+    void start(const std::string &pcap, uint64_t limit, uint64_t *shared_counter);
     void stop();
     void handle_pkt(const rte_mbuf_t *m);
 
@@ -220,7 +220,8 @@ private:
     CFileWriterBase  *m_writer;
     CCapPktRaw        m_pkt;
     dsec_t            m_epoch;
-    uint32_t          m_limit;
+    uint64_t          m_limit;
+    uint64_t          *m_shared_counter;
 };
 
 
@@ -279,8 +280,8 @@ public:
      * @param pcap 
      * @param limit_pkts 
      */
-    void start_capture(const std::string &pcap, uint64_t limit_pkts) {
-        m_recorder.start(pcap, limit_pkts);
+    void start_capture(const std::string &pcap, uint64_t limit_pkts, uint64_t *shared_counter) {
+        m_recorder.start(pcap, limit_pkts, shared_counter);
         set_feature(CAPTURE);
     }