add server NO QUEUE
This commit is contained in:
ubuntu201711081
parent
b53ed414b0
commit
35aa8243b3
@ -31,6 +31,7 @@ For server
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- DEFAULT_MAX_THREAD_NUMBER(server only): 10
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- DEFAULT_RESPONSE_REQUEST(p-server only): 3(-1 is INF)
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- USE_TRACE
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- USE_NO_QUEUE
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For client
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- MUL_CLIENT(second unit)
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90
server.c
90
server.c
@ -60,6 +60,8 @@ enum{
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MAX_THREAD_NUMBER = DEFAULT_MAX_THREAD_NUMBER
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#endif
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};
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#define USE_TRACE
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#define USE_NO_QUEUE
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/*========
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*Operation
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@ -233,6 +235,13 @@ int parse_args(int argc,const char * argv[] , in_port_t * port){
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//============
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//Simple Thread Pool
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//============
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#ifdef USE_TRACE
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enum{
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Trace_Timer_ID = CLOCK_PROCESS_CPUTIME_ID
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};
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#endif
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#ifndef USE_NO_QUEUE
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typedef struct SharedState{
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//empty if less than 0
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queue_struct(int,WORK_QUEUE_SIZE) socks;
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@ -244,11 +253,6 @@ typedef struct SharedState{
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//int progress[MAX_THREAD_NUMBER];
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} shared_state_t;
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#ifdef USE_TRACE
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enum{
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Trace_Timer_ID = CLOCK_PROCESS_CPUTIME_ID
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};
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#endif
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void init_shared_state(shared_state_t * state) {
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queue_init(&state->socks);
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#ifdef USE_TRACE
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@ -257,22 +261,32 @@ void init_shared_state(shared_state_t * state) {
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pthread_mutex_init(&state->sock_mutex,NULL);
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pthread_cond_init(&state->ready,NULL);
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}
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#endif
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//
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typedef struct WorkerArgument
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{
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int id;
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int bufsize;
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uint8_t * buf;
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//pthread_mutex_t * cond_mutex;
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//pthread_cond_t cond;
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#ifdef USE_NO_QUEUE
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int csock;
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#ifdef USE_TRACE
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struct timespec ts;
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#endif
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#endif
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} worker_argument_t;
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__attribute_malloc__ worker_argument_t * create_worker_argument(int id, int bufsize){
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__attribute_malloc__ worker_argument_t * create_worker_argument(int id, int bufsize
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#ifdef USE_NO_QUEUE
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, int csock
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#endif
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){
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worker_argument_t * ret = (worker_argument_t *)malloc(sizeof(worker_argument_t));
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if (ret == NULL) return ret;
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ret->id = id;
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#ifdef USE_NO_QUEUE
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ret->csock = csock;
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#endif
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ret->bufsize = bufsize;
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ret->buf = (uint8_t *)malloc(sizeof(*ret->buf)*bufsize);
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if(ret->buf == NULL){
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@ -281,9 +295,12 @@ __attribute_malloc__ worker_argument_t * create_worker_argument(int id, int bufs
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}
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return ret;
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}
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void destory_worker_argument(worker_argument_t * arg){
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free(arg->buf);
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free(arg);
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}
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#ifndef USE_NO_QUEUE
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static shared_state_t globalState;
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void * worker_proc(void * data){
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worker_argument_t * args = (worker_argument_t *)data;
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int fd, csock;
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@ -291,6 +308,7 @@ void * worker_proc(void * data){
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struct timespec ts,ts_middle,ts_end;
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#endif
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for(;;){
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pthread_mutex_lock(&globalState.sock_mutex);
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while (queue_isempty(&globalState.socks)){
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pthread_cond_wait(&globalState.ready,&globalState.sock_mutex);
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@ -313,13 +331,40 @@ void * worker_proc(void * data){
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struct timespec bottomhelf = timespec_sub(ts_end,ts_middle);
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fprintf(stderr,"top : %ld ns, bottom : %ld ns\n",tophalf.tv_nsec,bottomhelf.tv_nsec);
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#endif
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if(close(csock) < 0)
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perror("csock close error");
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}
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destory_worker_argument(args);
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return NULL;
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}
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static pthread_t worker_threads[MAX_THREAD_NUMBER];
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#else
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void * worker_proc(void * data){
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worker_argument_t * args = (worker_argument_t *)data;
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int fd, csock;
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csock = args->csock;
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#ifdef USE_TRACE
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struct timespec ts,ts_middle,ts_end;
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ts = args->ts;
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clock_gettime(Trace_Timer_ID,&ts_middle);
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#endif
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if((fd = read_request(csock,args->buf,args->bufsize)) > 0){
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send_response(csock,fd,args->buf,args->bufsize);
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close(fd);
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}
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#ifdef USE_TRACE
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clock_gettime(Trace_Timer_ID,&ts_end);
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struct timespec tophalf = timespec_sub(ts_middle,ts);
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struct timespec bottomhelf = timespec_sub(ts_end,ts_middle);
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fprintf(stderr,"top : %ld ns, bottom : %ld ns\n",tophalf.tv_nsec,bottomhelf.tv_nsec);
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#endif
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if(close(csock) < 0)
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perror("csock close error");
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destory_worker_argument(args);
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return NULL;
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}
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#endif
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static int sock;
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void safe_exit(){
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@ -331,7 +376,7 @@ int main(int argc, const char *argv[]){
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socklen_t client_addr_len = sizeof(client_addr);
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int csock;
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int bufsize;
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int i;
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int i = 0;
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in_port_t binding_port_number = SERVER_PORT;
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if (argc > 1){
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int d = parse_args(argc,argv,&binding_port_number);
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@ -350,8 +395,9 @@ int main(int argc, const char *argv[]){
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perror("setsockopt");
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}
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}
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init_shared_state(&globalState);
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bufsize = getBufferSizeFrom(sock);
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#ifndef USE_NO_QUEUE
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init_shared_state(&globalState);
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for (i = 0; i < MAX_THREAD_NUMBER; i++) {
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worker_argument_t * args = create_worker_argument(i,bufsize);
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if (args == NULL) {
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@ -360,7 +406,7 @@ int main(int argc, const char *argv[]){
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}
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pthread_create(&worker_threads[i],NULL,worker_proc,args);
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}
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#endif
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addr.sin_addr.s_addr = htonl(INADDR_ANY); /*0.0.0.0 모든 네트워크 인터페이스에 묶임.*/
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addr.sin_family = AF_INET;
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addr.sin_port = htons(binding_port_number);
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@ -389,6 +435,7 @@ int main(int argc, const char *argv[]){
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struct timespec ts;
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clock_gettime(Trace_Timer_ID, &ts);
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#endif
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#ifndef USE_NO_QUEUE
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for(;;){
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pthread_mutex_lock(&globalState.sock_mutex);
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if (queue_isfull(&globalState.socks)){
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@ -410,6 +457,15 @@ int main(int argc, const char *argv[]){
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}
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pthread_mutex_unlock(&globalState.sock_mutex);
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pthread_cond_signal(&globalState.ready);
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#else
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pthread_t thread_a;
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worker_argument_t * args = create_worker_argument(i++,bufsize,csock);
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#ifdef USE_TRACE
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args->ts = ts;
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#endif
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pthread_create(&thread_a,NULL,worker_proc,args);
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pthread_detach(thread_a);
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#endif
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}
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return 1;
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