socket server finished

houxiao

2017-04-20 b6441a19e4db6339e37de3440107be0530c5baaf

socket server finished

git-svn-id: http://192.168.1.226/svn/proxy@513 454eff88-639b-444f-9e54-f578c98de674

 FaceServer/ev_server.cpp

@@ -9,6 +9,8 @@


#include <sys/time.h>



#include <netinet/tcp.h> // for TCP_NODELAY



#include <stdlib.h>

#include <stdio.h>

#include <string.h>

@@ -32,12 +34,14 @@
    size_t recvbuff_end;

    size_t recvbuff_max;

    size_t read_times; // read times for a command

    bool toClose;

    

    evclient_proc_t proc;

    

    EVClient() : 

        fd(-1), buf_ev(nullptr), 

        recvbuff(nullptr), recvbuff_end(0), recvbuff_max(0), read_times(0), 

        toClose(false), 
        proc(nullptr)

    { }

};

@@ -47,6 +51,12 @@
#endif



// Set a socket to non-blocking mode.

static int setnodelay(int fd)

{

    int flag = 1; 
    return setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *) &flag, sizeof(int));

}



static int setnonblock(int fd)

{

    int flags;

@@ -59,6 +69,15 @@
        return -1;



    return 0;

}



static int setlinger(int fd)

{

    struct linger so_linger;

    so_linger.l_onoff = 1;

    so_linger.l_linger = 0;

	
    return setsockopt(fd, SOL_SOCKET, SO_LINGER, &so_linger, sizeof(so_linger));

}



// Called by libevent when there is an error on the underlying socket descriptor.

@@ -99,10 +118,10 @@
    EVPHeader* evpHeader = (EVPHeader*)client->recvbuff;

    

    // read header if expected

    {

        uint8_t headerBuff[sizeof(EVPHeader)];

        if (client->recvbuff_end == 0)

        {

        uint8_t headerBuff[sizeof(EVPHeader)];



            size_t readSize = bufferevent_read(bufev, headerBuff, sizeof(headerBuff));

            client->read_times = 1;

            if (readSize != sizeof(headerBuff))

@@ -141,7 +160,6 @@
            memcpy(client->recvbuff, headerBuff, sizeof(headerBuff));

            client->recvbuff_end = sizeof(headerBuff);

        }

    }

    

    // read sub command or data

    size_t readSize = 0;

@@ -159,33 +177,37 @@
    if (evpHeader->size == client->recvbuff_end)

    {

        // call client proc

        bool closeClient = true;

        if (client->proc != nullptr)

        {

            EVClientStub cs(client->recvbuff, client->recvbuff_end);

            cs.id = client->fd;

            closeClient = !(client->proc(cs));

            client->toClose = !(client->proc(cs));

            

            if (cs.sendBuff != nullptr && cs.sendBuffSize > 0)

            {

                size_t writeSize = bufferevent_write(bufev, cs.sendBuff, cs.sendBuffSize);

                if (writeSize != cs.sendBuffSize)

                    LOG_WARN << "server send truncate " << (cs.sendBuffSize - writeSize) << " bytes" << LOG_ENDL;

                bufferevent_enable(client->buf_ev, EV_WRITE);

                if (writeSize != 0)

                    LOG_WARN << "server send truncate" << LOG_ENDL;

                

                if (cs.deleteSendBuff)

                    delete[] cs.sendBuff;

            }

        }

		
        if (closeClient)

        {

            LOG_DEBUG << "server initiative close" << LOG_ENDL;

            buffered_on_error(bufev, 0, arg);

                    delete[] cs.sendBuff;

                    cs.sendBuff = nullptr;

                }

            }

        }



        // reset client

        client->recvbuff_end = 0;

        client->read_times = 0;

    }

    else

    {

        LOG_WARN << "recvbuff incomplete, evpHeader.size=" << evpHeader->size 
            << ", recvbuff_end=" << client->recvbuff_end 
            << ", read_times=" << client->read_times 
            << LOG_ENDL;

    }

    

    // check read times

@@ -200,6 +222,23 @@
// We only provide this because libevent expects it, but we don't use it.

static void buffered_on_write(struct bufferevent *bufev, void *arg)

{

    struct EVClient *client = (struct EVClient *)arg;

    if (evbuffer_get_length(bufev->output) == 0)

    {

        bufferevent_disable(client->buf_ev, EV_WRITE);

        if (client->toClose)

        {

            LOG_DEBUG << "server initiative close" << LOG_ENDL;

            buffered_on_error(bufev, 0, arg);

        }

        else

        {

            //bufferevent_flush(bufev, EV_WRITE, BEV_FLUSH);//#todo not work

            //bufferevent_flush(bufev, EV_WRITE, BEV_FINISHED);

            // flush socket

            shutdown(client->fd, SHUT_WR);

        }

    }

}



// This function will be called by libevent when there is a connection ready to be accepted.

@@ -218,6 +257,12 @@
    if (setnonblock(client_fd) < 0)

        LOG_WARN << "failed to set client socket non-blocking" << LOG_ENDL;



    if (setnodelay(client_fd) < 0)

        LOG_WARN << "failed to set client socket no-delay" << LOG_ENDL;

	
    //if (setlinger(client_fd) < 0)

    //    LOG_WARN << "failed to set client socket linger" << LOG_ENDL;



    // We've accepted a new client, create a client object.

    struct EVClient* client = new EVClient;

    if (client == NULL)


 FaceServer/face_daemon_proto.h

@@ -32,6 +32,14 @@
    uint8_t buff[0];

};



struct FDP_FaceDetectPB

{

    int32_t db_id;

	
    FDP_FaceDetectPB(int32_t _db_id) : db_id(_db_id)

    {}

};



struct FDP_FaceDetectResult

{

    int32_t db_id;


 FaceServer/facelist-1001-0-2.pb

Binary files differ

 FaceServer/facelist-1001-0-4.pb

Binary files differ

 FaceServer/main_face_daemon.cpp

@@ -56,9 +56,10 @@
    //return true;

    

    EVPHeader* evpHeader = (EVPHeader*)client.recvBuff;

    FDP_FaceDetectPB* fdpFaceDetectPB = (FDP_FaceDetectPB*)(client.recvBuff + sizeof(EVPHeader));

    

    PbFaceList pbFaceList;

    pbFaceList.ParseFromArray(client.recvBuff + sizeof(EVPHeader), evpHeader->size - sizeof(EVPHeader));

    pbFaceList.ParseFromArray(client.recvBuff + sizeof(EVPHeader) + sizeof(FDP_FaceDetectPB), evpHeader->size - sizeof(EVPHeader) - sizeof(FDP_FaceDetectPB));

    LOGP(DEBUG, "pbFaceList: magic=%u, image_count=%u, src_width=%u, src_height=%u", 

        pbFaceList.magic(), pbFaceList.image_count(), pbFaceList.src_width(), pbFaceList.src_height());



@@ -85,9 +86,7 @@
    result.push_back(FDP_FaceDetectResult(2,456));

    result.push_back(FDP_FaceDetectResult(0,0));

    

    send_SensetimeFaceDetectResultJson(client, result);



    return false;

    return send_SensetimeFaceDetectResultJson(client, result);

}



bool ev_dispatcher_proto_pb(EVClientStub& client)


 FaceServer/test_client.cpp

@@ -19,7 +19,8 @@
#include "ev_proto.h"

#include "face_daemon_proto.h"



void make_msg(char* mesg, int length)

/*

void make_msg(char* mesg, int& length)

{

    EVPHeader* evpHeader = new (mesg) EVPHeader;

    evpHeader->proto = EVPProto::EVPP_PROTOBUF;

@@ -30,11 +31,19 @@
    size_t fsize = fread(mesg + sizeof(EVPHeader), 1, length - sizeof(EVPHeader), pFile);

    fclose(pFile);

}

*/



void make_msg(char* mesg, int& length)

{

    FILE* pFile = fopen("facelist-1001-0-2.pb", "rb");

    length = fread(mesg, 1, length, pFile);

    fclose(pFile);

}



int main()

{

    // build the message to be sent

    int length = 19454; // the size of message

    int length = 1024 * 1024; // the size of message

    char* mesg = (char*)malloc((length+1)*sizeof(char)); // Look out the end mark '/0' of a C string

    if (mesg == NULL)

        exit(1);

@@ -75,15 +84,18 @@
    bufferevent_write(conn,mesg,length);

    // check the output evbuffer

    struct evbuffer* output = bufferevent_get_output(conn);

    int len = 0;

    len = evbuffer_get_length(output);

    printf("output buffer has %d bytes left\n", len);



    event_base_dispatch(base);

 

    //char readbuf[100*1024];

    //int readbufsize = read(fd, readbuf, sizeof(readbuf));

    //printf("read:\n%s\n", readbuf);

    char readbuf[10];

    int readbufsize = read(fd, readbuf, sizeof(readbuf));

    while(readbufsize>0)

    {

        readbuf[readbufsize] = '\0';

        printf("%s", readbuf);

        readbufsize = read(fd, readbuf, sizeof(readbuf));

    }

    printf("\n");

 

    free(mesg);

    mesg = NULL;