Merge branch 'master' into dan_stateless

1 files changed, 230 insertions, 0 deletions

diff --git a/src/stateless/cp/trex_stateless_port.h b/src/stateless/cp/trex_stateless_port.h
new file mode 100644
index 00000000..428d5aee
--- /dev/null
+++ b/src/stateless/cp/trex_stateless_port.h
@@ -0,0 +1,230 @@
+/*
+ Itay Marom
+ Cisco Systems, Inc.
+*/
+
+/*
+Copyright (c) 2015-2015 Cisco Systems, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+#ifndef __TREX_STATELESS_PORT_H__
+#define __TREX_STATELESS_PORT_H__
+
+#include <trex_stream.h>
+
+/**
+ * bandwidth measurement class
+ * 
+ */
+class BWMeasure {
+public:
+    BWMeasure();
+    void reset(void);
+    double add(uint64_t size);
+
+private:
+    double calc_MBsec(uint32_t dtime_msec,
+                      uint64_t dbytes);
+
+public:
+   bool      m_start;
+   uint32_t  m_last_time_msec;
+   uint64_t  m_last_bytes;
+   double    m_last_result;
+};
+
+/**
+ * TRex stateless port stats
+ * 
+ * @author imarom (24-Sep-15)
+ */
+class TrexPortStats {
+
+public:
+    TrexPortStats() {
+        m_stats = {0};
+
+        m_bw_tx_bps.reset();
+        m_bw_rx_bps.reset();
+
+        m_bw_tx_pps.reset();
+        m_bw_rx_pps.reset();
+    }
+
+public:
+
+    BWMeasure m_bw_tx_bps;
+    BWMeasure m_bw_rx_bps;
+
+    BWMeasure m_bw_tx_pps;
+    BWMeasure m_bw_rx_pps;
+
+    struct {
+
+        double m_tx_bps;
+        double m_rx_bps;
+       
+        double m_tx_pps;
+        double m_rx_pps;
+       
+        uint64_t m_total_tx_pkts;
+        uint64_t m_total_rx_pkts;
+       
+        uint64_t m_total_tx_bytes;
+        uint64_t m_total_rx_bytes;
+       
+        uint64_t m_tx_rx_errors;
+    } m_stats;
+};
+
+/**
+ * describes a stateless port
+ * 
+ * @author imarom (31-Aug-15)
+ */
+class TrexStatelessPort {
+public:
+
+    /**
+     * port state
+     */
+    enum port_state_e {
+        PORT_STATE_DOWN,
+        PORT_STATE_UP_IDLE,
+        PORT_STATE_TRANSMITTING
+    };
+
+    /**
+     * describess different error codes for port operations
+     */
+    enum rc_e {
+        RC_OK,
+        RC_ERR_BAD_STATE_FOR_OP,
+        RC_ERR_NO_STREAMS,
+        RC_ERR_FAILED_TO_COMPILE_STREAMS
+    };
+
+    TrexStatelessPort(uint8_t port_id);
+
+    /**
+     * start traffic
+     * 
+     */
+    rc_e start_traffic(void);
+
+    /**
+     * stop traffic
+     * 
+     */
+    void stop_traffic(void);
+
+    /**
+     * access the stream table
+     * 
+     */
+    TrexStreamTable *get_stream_table();
+
+    /**
+     * get the port state
+     * 
+     */
+    port_state_e get_state() {
+        return m_port_state;
+    }
+
+    /**
+     * port state as string
+     * 
+     */
+    std::string get_state_as_string();
+
+    /**
+     * fill up properties of the port
+     * 
+     * @author imarom (16-Sep-15)
+     * 
+     * @param driver 
+     * @param speed 
+     */
+    void get_properties(std::string &driver, std::string &speed);
+
+    /**
+    * query for ownership
+    * 
+    */
+    const std::string &get_owner() {
+        return m_owner;
+    }
+
+    /**
+     * owner handler 
+     * for the connection 
+     * 
+     */
+    const std::string &get_owner_handler() {
+        return m_owner_handler;
+    }
+
+    bool is_free_to_aquire() {
+        return (m_owner == "none");
+    }
+
+    /**
+    * take ownership of the server array 
+    * this is static 
+    * ownership is total 
+    * 
+    */
+    void set_owner(const std::string &owner) {
+        m_owner = owner;
+        m_owner_handler = generate_handler();
+    }
+
+    void clear_owner() {
+        m_owner = "none";
+        m_owner_handler = "";
+    }
+
+    bool verify_owner_handler(const std::string &handler) {
+
+        return ( (m_owner != "none") && (m_owner_handler == handler) );
+
+    }
+
+    /**
+     * update the values of the stats
+     * 
+     */
+    void update_stats();
+
+    const TrexPortStats & get_stats();
+
+    /**
+     * encode stats as JSON
+     */
+    void encode_stats(Json::Value &port);
+
+private:
+
+    std::string generate_handler();
+
+    TrexStreamTable  m_stream_table;
+    uint8_t          m_port_id;
+    port_state_e     m_port_state;
+    std::string      m_owner;
+    std::string      m_owner_handler;
+    TrexPortStats    m_stats;
+};
+
+#endif /* __TREX_STATELESS_PORT_H__ */