From 5c912c70e9333298ff48f7ea15424f72ca977b99 Mon Sep 17 00:00:00 2001
From: Fu Juntang <StrongTiger_001@163.com>
Date: 星期五, 17 九月 2021 09:43:55 +0800
Subject: [PATCH] Add the heartbeat logic feature.
---
src/socket/shm_socket.cpp | 277 ++++++++++++++++++++++++++++++++++++-------------------
1 files changed, 182 insertions(+), 95 deletions(-)
diff --git a/src/socket/shm_socket.cpp b/src/socket/shm_socket.cpp
index 2b3e626..6705b96 100644
--- a/src/socket/shm_socket.cpp
+++ b/src/socket/shm_socket.cpp
@@ -1,4 +1,5 @@
#include "shm_socket.h"
+#include "socket_def.h"
#include "hashtable.h"
#include "logger_factory.h"
#include <map>
@@ -10,7 +11,7 @@
static Logger *logger = LoggerFactory::getLogger();
-ShmQueueStMap * shmQueueStMap ;
+// ShmQueueStMap * shmQueueStMap ;
static void print_msg(char *head, shm_packet_t &msg) {
// err_msg(0, "%s: key=%d, type=%d\n", head, msg.key, msg.type);
@@ -22,11 +23,12 @@
static void _destrory_threadlocal_socket_(void *tmp_socket);
static void _create_threadlocal_socket_key_(void);
-static int shm_recvpakfrom(shm_socket_t *sockt, shm_packet_t *recvpak , const struct timespec *timeout, int flag);
+static int shm_recvpakfrom(shm_socket_t *sockt, shm_packet_t *recvpak , const struct timespec *timeout,
+ int flag, int reset = 0, int data_set = 0);
-static int shm_sendpakto(shm_socket_t *sockt, shm_packet_t *sendpak,
- const int key, const struct timespec *timeout, const int flag);
+static int shm_sendpakto(shm_socket_t *sockt, shm_packet_t *sendpak, const int key, const struct timespec *timeout,
+ const int flag, int reset = 0, int data_set = 0);
static int _shm_sendandrecv_uuid(shm_socket_t *sockt, const void *send_buf,
@@ -41,21 +43,16 @@
static LockFreeQueue<shm_packet_t> * shm_socket_bind_queue(int key, bool force) {
hashtable_t *hashtable = mm_get_hashtable();
LockFreeQueue<shm_packet_t> *queue;
- hashtable_lock(hashtable);
void *tmp_ptr = hashtable_get(hashtable, key);
-
if (tmp_ptr == NULL || tmp_ptr == (void *)1 ) {
- queue = new LockFreeQueue<shm_packet_t>(16);
+ queue = new LockFreeQueue<shm_packet_t>(LOCK_FREE_Q_DEFAULT_SIZE);
hashtable_put(hashtable, key, (void *)queue);
- hashtable_unlock(hashtable);
return queue;
} else if(force) {
- hashtable_unlock(hashtable);
return (LockFreeQueue<shm_packet_t> *) tmp_ptr;
}
- hashtable_unlock(hashtable);
return NULL;
}
@@ -67,7 +64,6 @@
hashtable_t *hashtable = mm_get_hashtable();
void *tmp_ptr = hashtable_get(hashtable, key);
if (tmp_ptr == NULL || tmp_ptr == (void *)1) {
- //logger->error("shm_socket._remote_queue_attach锛歝onnet at key %d failed!", key);
return NULL;
}
@@ -80,7 +76,6 @@
int s, type;
pthread_mutexattr_t mtxAttr;
- logger->debug("shm_socket_open\n");
// shm_socket_t *socket = (shm_socket_t *)calloc(1, sizeof(shm_socket_t));
shm_socket_t *sockt = new shm_socket_t;
sockt->socket_type = socket_type;
@@ -104,7 +99,7 @@
err_exit(s, "pthread_mutexattr_destroy");
- shmQueueStMap = shm_mm_attach<ShmQueueStMap>(SHM_QUEUE_ST_KEY);
+ // shmQueueStMap = shm_mm_attach<ShmQueueStMap>(SHM_QUEUE_ST_KEY);
return sockt;
}
@@ -112,23 +107,29 @@
static int _shm_socket_close_(shm_socket_t *sockt) {
- int rv;
- logger->debug("shm_socket_close\n");
- // hashtable_remove(hashtable, mkey);
- // if(sockt->queue != NULL) {
- // sockt->queue = NULL;
+ int rv, i;
+ hashtable_t *hashtable = mm_get_hashtable();
+
+ // if(sockt->key != 0) {
+ // auto it = shmQueueStMap->find(sockt->key);
+ // if(it != shmQueueStMap->end()) {
+ // it->second.status = SHM_QUEUE_ST_CLOSED;
+ // it->second.closeTime = time(NULL);
+ // }
// }
- if(sockt->key != 0) {
- auto it = shmQueueStMap->find(sockt->key);
- if(it != shmQueueStMap->end()) {
- it->second.status = SHM_QUEUE_ST_CLOSED;
- it->second.closeTime = time(NULL);
+ if(sockt->queue != NULL) {
+ sockt->queue->close();
+ for( i = 0; i < sockt->queue->size(); i++) {
+ mm_free((*(sockt->queue))[i].buf);
+ logger->info("======= %d free queue element buf\n", sockt->key);
}
+ sleep(1);
+
+ hashtable_remove(hashtable, sockt->key);
+ // sockt->queue = NULL;
}
-
-
pthread_mutex_destroy(&(sockt->mutex) );
free(sockt);
return 0;
@@ -165,27 +166,41 @@
return 0;
}
+int shm_socket_bind_proc_id(shm_socket_t *sockt, const char *buf, int len) {
+ strncpy(sockt->proc_id, buf, len > MAX_STR_LEN ? MAX_STR_LEN : len);
+
+ return 0;
+}
+
int shm_socket_get_key(shm_socket_t *sockt){
return sockt->key;
}
+int shm_socket_get_procid(shm_socket_t *sockt, char *buf, int len) {
+ strncpy(buf, sockt->proc_id, len);
+ return 0;
+}
// 鐭繛鎺ユ柟寮忓彂閫�
-int shm_sendto(shm_socket_t *sockt, const void *buf, const int size,
- const int key, const struct timespec *timeout, const int flag) {
+int shm_sendto(shm_socket_t *sockt, const void *buf, const int size, const int key, const struct timespec *timeout,
+ const int flag, int reset, int data_set) {
int rv;
shm_packet_t sendpak = {0};
- sendpak.key = sockt->key;
+ if (reset == 0) {
+ sendpak.key = sockt->key;
+ } else {
+ sendpak.key = data_set;
+ }
sendpak.size = size;
if(buf != NULL) {
sendpak.buf = mm_malloc(size);
memcpy(sendpak.buf, buf, size);
}
- rv = shm_sendpakto(sockt, &sendpak, key, timeout, flag);
+ rv = shm_sendpakto(sockt, &sendpak, key, timeout, flag, reset, data_set);
return rv;
}
@@ -215,7 +230,7 @@
if (rv != 0) {
if(rv == ETIMEDOUT){
- logger->debug("%d shm_recvandsend failed %s", shm_socket_get_key(sockt), bus_strerror(EBUS_TIMEOUT));
+ logger->error("%d shm_recvandsend failed %s", shm_socket_get_key(sockt), bus_strerror(EBUS_TIMEOUT));
return EBUS_TIMEOUT;
}
@@ -234,7 +249,7 @@
shm_packet_t sendpak = {0};
sendpak.key = sockt->key;
sendpak.size = sendsize;
- memcpy(sendpak.uuid, recvpak.uuid, sizeof sendpak.uuid);
+ memcpy(sendpak.uuid, recvpak.uuid, sizeof(sendpak.uuid));
if(sendbuf !=NULL && sendsize > 0) {
sendpak.buf = mm_malloc(sendsize);
memcpy(sendpak.buf, sendbuf, sendsize);
@@ -251,24 +266,27 @@
}
// 鐭繛鎺ユ柟寮忔帴鍙�
-int shm_recvfrom(shm_socket_t *sockt, void **buf, int *size, int *key, const struct timespec *timeout, int flag) {
+int shm_recvfrom(shm_socket_t *sockt, void **buf, int *size, int *key, const struct timespec *timeout, int flag, int reset, int data_set) {
int rv;
shm_packet_t recvpak;
- rv = shm_recvpakfrom(sockt , &recvpak, timeout, flag);
+ rv = shm_recvpakfrom(sockt , &recvpak, timeout, flag, reset, data_set);
if (rv != 0) {
- logger->debug("%d shm_recvfrom failed %s", shm_socket_get_key(sockt), bus_strerror(rv));
+ logger->error("%d shm_recvfrom failed %s", shm_socket_get_key(sockt), bus_strerror(rv));
return rv;
}
-
- if(buf != NULL && recvpak.buf != NULL) {
- void *_buf = malloc(recvpak.size);
- memcpy(_buf, recvpak.buf, recvpak.size);
- *buf = _buf;
+ if(recvpak.buf != NULL) {
+ if (buf == NULL) {
+ logger->warn("!!!Alert: buf should be not NULL!\n");
+ } else {
+ void *_buf = malloc(recvpak.size);
+ memcpy(_buf, recvpak.buf, recvpak.size);
+ *buf = _buf;
+ }
}
if(size != NULL)
@@ -291,8 +309,6 @@
static void _destrory_threadlocal_socket_(void *tmp_socket)
{
int rv;
-
- logger->debug("%d destroy threadlocal socket\n", pthread_self());
if(tmp_socket == NULL)
return;
@@ -325,7 +341,7 @@
const int send_size, const int key, void **recv_buf,
int *recv_size, const struct timespec *timeout, int flags) {
- int rv, tryn = 6;
+ int rv, tryn = 16;
shm_packet_t sendpak;
shm_packet_t recvpak;
std::map<std::string, shm_packet_t>::iterator recvbufIter;
@@ -351,7 +367,6 @@
recvbufIter = sockt->recvbuf.find(uuid);
if(recvbufIter != sockt->recvbuf.end()) {
// 鍦ㄧ紦瀛橀噷鏌ュ埌浜哢UID鍖归厤鎴愬姛鐨�
-logger->debug("get from recvbuf: %s", uuid.c_str());
recvpak = recvbufIter->second;
sockt->recvbuf.erase(recvbufIter);
goto LABLE_SUC;
@@ -365,14 +380,13 @@
return EBUS_TIMEOUT;
}
- logger->debug("%d shm_recvfrom failed %s", shm_socket_get_key(sockt), bus_strerror(rv));
+ logger->error("%d shm_recvfrom failed %s", shm_socket_get_key(sockt), bus_strerror(rv));
return rv;
}
-logger->debug("send uuid:%s, recv uuid: %s", uuid.c_str(), recvpak.uuid);
if(strlen(recvpak.uuid) == 0) {
continue;
- } else if (strncmp(uuid.c_str(), recvpak.uuid, sizeof recvpak.uuid) == 0) {
+ } else if (strncmp(uuid.c_str(), recvpak.uuid, sizeof(recvpak.uuid)) == 0) {
// 鍙戦�佷笌鎺ュ彈鐨刄UID鍖归厤鎴愬姛
goto LABLE_SUC;
} else {
@@ -422,14 +436,14 @@
if (tmp_socket == NULL)
{
/* If first call from this thread, allocate buffer for thread, and save its location */
- logger->debug("%lu create threadlocal socket\n", (long)pthread_self() );
tmp_socket = shm_socket_open(SHM_SOCKET_DGRAM);
-
- rv = pthread_setspecific(_localthread_socket_key_, tmp_socket);
- if ( rv != 0) {
- logger->error(rv, "shm_sendandrecv : pthread_setspecific");
- exit(1);
- }
+
+ }
+
+ rv = pthread_setspecific(_localthread_socket_key_, tmp_socket);
+ if ( rv != 0) {
+ logger->error(rv, "shm_sendandrecv : pthread_setspecific");
+ exit(1);
}
sendpak.key = tmp_socket->key;
@@ -449,7 +463,6 @@
recvbufIter = tmp_socket->recvbuf2.find(key);
if(recvbufIter != tmp_socket->recvbuf2.end()) {
// 鍦ㄧ紦瀛橀噷鏌ュ埌浜唊ey鍖归厤鎴愬姛鐨�
- // logger->info("get from recvbuf: %d", key);
recvpak = recvbufIter->second;
tmp_socket->recvbuf2.erase(recvbufIter);
goto LABLE_SUC;
@@ -458,16 +471,17 @@
rv = shm_recvpakfrom(tmp_socket, &recvpak, timeout, flags);
if (rv != 0) {
- logger->debug("%d shm_recvfrom failed %s", shm_socket_get_key(tmp_socket), bus_strerror(rv));
+ logger->error("%d shm_recvfrom failed %s", shm_socket_get_key(tmp_socket), bus_strerror(rv));
return rv;
}
- if (key == recvpak.key) {
+ if (key == recvpak.key) {
// 鍙戦�佷笌鎺ュ彈鐨刄UID鍖归厤鎴愬姛
goto LABLE_SUC;
} else {
// 绛旈潪鎵�闂紝鏀惧埌缂撳瓨閲�
tmp_socket->recvbuf2.insert({recvpak.key, recvpak});
+ exit(0);
continue;
}
}
@@ -476,7 +490,7 @@
return EBUS_RECVFROM_WRONG_END;
LABLE_SUC:
- if(recv_buf != NULL) {
+ if(recv_buf != NULL) {
void *_buf = malloc(recvpak.size);
memcpy(_buf, recvpak.buf, recvpak.size);
*recv_buf = _buf;
@@ -485,7 +499,6 @@
if(recv_size != NULL)
*recv_size = recvpak.size;
-
return 0;
}
@@ -515,8 +528,8 @@
// 瓒呮椂瀵艰嚧鎺ュ彂閫佸璞★紝涓庤繑鍥炲璞′笉瀵瑰簲鐨勬儏鍐�
if(send_key != recv_key) {
- // logger->debug("======%d use tmp_socket %d, send to %d, receive from %d\n", shm_socket_get_key(sockt), shm_socket_get_key(tmp_socket), send_key, recv_key);
- // logger->error( "_shm_sendandrecv_alloc_new: send key expect to equal to recv key! send key =%d , recv key=%d", send_key, recv_key);
+
+ logger->error( "_shm_sendandrecv_alloc_new: send key expect to equal to recv key! send key =%d , recv key=%d", send_key, recv_key);
continue;
}
@@ -533,15 +546,24 @@
-static int shm_sendpakto(shm_socket_t *sockt, shm_packet_t *sendpak,
- const int key, const struct timespec *timeout, const int flag) {
+static int shm_sendpakto(shm_socket_t *sockt, shm_packet_t *sendpak, const int key, const struct timespec *timeout,
+ const int flag, int reset, int data_set) {
int rv;
shm_queue_status_t stRecord;
LockFreeQueue<shm_packet_t> *remoteQueue;
+ LockFreeQueue<shm_packet_t> *fixedQueue;
hashtable_t *hashtable = mm_get_hashtable();
- if( sockt->queue != NULL)
+ if ((reset != 0) && (data_set == 0)) {
+ return EBUS_KEY_INUSED;
+ }
+
+ if (reset != 0) {
+ fixedQueue = shm_socket_attach_queue(data_set);
+ }
+
+ if (((reset == 0) && (sockt->queue != NULL)) || ((reset != 0) && (fixedQueue != NULL)))
goto LABEL_PUSH;
// if(hashtable_get_queue_count(hashtable) > QUEUE_COUNT_LIMIT) {
@@ -552,7 +574,7 @@
if ((rv = pthread_mutex_lock(&(sockt->mutex))) != 0)
err_exit(rv, "shm_sendto : pthread_mutex_lock");
- if (sockt->queue == NULL) {
+ if ((sockt->queue == NULL) && (reset == 0)) {
if (sockt->key == 0) {
sockt->key = hashtable_alloc_key(hashtable);
}
@@ -565,10 +587,20 @@
}
// 鏍囪key瀵瑰簲鐨勭姸鎬� 锛屼负opened
- stRecord.status = SHM_QUEUE_ST_OPENED;
- stRecord.createTime = time(NULL);
- shmQueueStMap->insert({sockt->key, stRecord});
+ // stRecord.status = SHM_QUEUE_ST_OPENED;
+ // stRecord.createTime = time(NULL);
+ // shmQueueStMap->insert({sockt->key, stRecord});
+ }
+
+ if ((fixedQueue == NULL) && (reset != 0)) {
+ fixedQueue = shm_socket_bind_queue(data_set, false);
+ if (fixedQueue == NULL ) {
+ logger->error("%s. key = %d", bus_strerror(EBUS_KEY_INUSED), sockt->key);
+ if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
+ err_exit(rv, "shm_sendto : pthread_mutex_unlock");
+ return EBUS_KEY_INUSED;
+ }
}
if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
@@ -584,22 +616,30 @@
}
// 妫�鏌ey鏍囪鐨勭姸鎬�
- auto it = shmQueueStMap->find(key);
- if(it != shmQueueStMap->end()) {
- if(it->second.status == SHM_QUEUE_ST_CLOSED) {
- // key瀵瑰簲鐨勭姸鎬佹槸鍏抽棴鐨�
- goto ERR_CLOSED;
- }
- }
+ // auto it = shmQueueStMap->find(key);
+ // if(it != shmQueueStMap->end()) {
+ // if(it->second.status == SHM_QUEUE_ST_CLOSED) {
+ // // key瀵瑰簲鐨勭姸鎬佹槸鍏抽棴鐨�
+ // goto ERR_CLOSED;
+ // }
+ // }
remoteQueue = shm_socket_attach_queue(key);
if (remoteQueue == NULL ) {
goto ERR_CLOSED;
+ } else if(remoteQueue->isClosed()) {
+ goto ERR_CLOSED;
}
- sendpak->key = sockt->key;
+ if (reset == 0) {
+ sendpak->key = sockt->key;
+ }
rv = remoteQueue->push(*sendpak, timeout, flag);
+
+ if(rv != 0) {
+ mm_free(sendpak->buf);
+ }
if(rv == ETIMEDOUT) {
return EBUS_TIMEOUT;
}
@@ -612,13 +652,23 @@
}
// 鐭繛鎺ユ柟寮忔帴鍙�
-static int shm_recvpakfrom(shm_socket_t *sockt, shm_packet_t *_recvpak , const struct timespec *timeout, int flag) {
+static int shm_recvpakfrom(shm_socket_t *sockt, shm_packet_t *_recvpak , const struct timespec *timeout,
+ int flag, int reset, int data_set) {
int rv;
shm_queue_status_t stRecord;
+ LockFreeQueue<shm_packet_t> *fixedQueue;
hashtable_t *hashtable = mm_get_hashtable();
shm_packet_t recvpak;
- if( sockt->queue != NULL)
+ if ((reset != 0) && (data_set == 0)) {
+ return EBUS_KEY_INUSED;
+ }
+
+ if (reset != 0) {
+ fixedQueue = shm_socket_attach_queue(data_set);
+ }
+
+ if (((sockt->queue != NULL) && (reset == 0)) || ((reset != 0) && (fixedQueue != NULL)))
goto LABEL_POP;
// if(hashtable_get_queue_count(hashtable) > QUEUE_COUNT_LIMIT) {
@@ -629,22 +679,33 @@
if ((rv = pthread_mutex_lock(&(sockt->mutex))) != 0)
err_exit(rv, "shm_recvfrom : pthread_mutex_lock");
-
- if (sockt->key == 0) {
- sockt->key = hashtable_alloc_key(hashtable);
- }
- sockt->queue = shm_socket_bind_queue( sockt->key, sockt->force_bind);
- if(sockt->queue == NULL ) {
- logger->error("%s. key = %d", bus_strerror(EBUS_KEY_INUSED), sockt->key);
- if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
- err_exit(rv, "shm_recvfrom : pthread_mutex_unlock");
- return EBUS_KEY_INUSED;
+ if ((sockt->queue == NULL) && (reset == 0)) {
+ if (sockt->key == 0) {
+ sockt->key = hashtable_alloc_key(hashtable);
+ }
+ sockt->queue = shm_socket_bind_queue( sockt->key, sockt->force_bind);
+ if(sockt->queue == NULL ) {
+ logger->error("%s. key = %d", bus_strerror(EBUS_KEY_INUSED), sockt->key);
+ if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
+ err_exit(rv, "shm_recvfrom : pthread_mutex_unlock");
+ return EBUS_KEY_INUSED;
+ }
+
+ // 鏍囪key瀵瑰簲鐨勭姸鎬� 锛屼负opened
+ // stRecord.status = SHM_QUEUE_ST_OPENED;
+ // stRecord.createTime = time(NULL);
+ // shmQueueStMap->insert({sockt->key, stRecord});
}
-
- // 鏍囪key瀵瑰簲鐨勭姸鎬� 锛屼负opened
- stRecord.status = SHM_QUEUE_ST_OPENED;
- stRecord.createTime = time(NULL);
- shmQueueStMap->insert({sockt->key, stRecord});
+
+ if ((fixedQueue == NULL) && (reset != 0)) {
+ fixedQueue = shm_socket_bind_queue(data_set, false);
+ if (fixedQueue == NULL ) {
+ logger->error("%s. key = %d", bus_strerror(EBUS_KEY_INUSED), sockt->key);
+ if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
+ err_exit(rv, "shm_sendto : pthread_mutex_unlock");
+ return EBUS_KEY_INUSED;
+ }
+ }
if ((rv = pthread_mutex_unlock(&(sockt->mutex))) != 0)
err_exit(rv, "shm_recvfrom : pthread_mutex_unlock");
@@ -653,8 +714,11 @@
LABEL_POP:
-
- rv = sockt->queue->pop(recvpak, timeout, flag);
+ if (reset == 0) {
+ rv = sockt->queue->pop(recvpak, timeout, flag);
+ } else {
+ rv = fixedQueue->pop(recvpak, timeout, flag);
+ }
if(rv != 0) {
if(rv == ETIMEDOUT) {
return EBUS_TIMEOUT;
@@ -669,4 +733,27 @@
*_recvpak = recvpak;
return 0;
}
-
+
+void proc_copy(char *dst, void *src, int *counter) {
+ int count = 0;
+ ProcInfo *ptr = static_cast<ProcInfo *>(src);
+
+ memcpy(dst, ptr->proc_id, strlen(ptr->proc_id) + 1);
+ count = strlen(ptr->proc_id) + 1;
+ memcpy(dst + count, ptr->name, strlen(ptr->name) + 1);
+ count += strlen(ptr->name) + 1;
+ memcpy(dst + count, ptr->public_info, strlen(ptr->public_info) + 1);
+ count += strlen(ptr->public_info) + 1;
+ memcpy(dst + count, ptr->private_info, strlen(ptr->private_info) + 1);
+ count += strlen(ptr->private_info) + 1;
+ memcpy(dst + count, ptr->int_info, strlen(ptr->int_info) + 1);
+ count += strlen(ptr->int_info) + 1;
+ memcpy(dst + count, ptr->svr_info, strlen(ptr->svr_info) + 1);
+ count += strlen(ptr->svr_info) + 1;
+
+ *counter = count;
+}
+
+
+
+
--
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