gfwleak/tango-maat
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只需要将compile_hash设为线程安全，即可保证command线程和update线程的安全访问。

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This commit is contained in:
zhengchao
2017-07-03 20:15:39 +08:00
parent 63b1a9b13e
commit fa3c675fd9
4 changed files with 16 additions and 12 deletions
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12
src/entry/Maat_api.cpp
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@@ -476,6 +476,10 @@ Maat_feather_t Maat_feather(int max_thread_num,const char* table_info_path,void*
feather->last_region_saving=aligment_int64_array_alloc(max_thread_num);
feather->maat_version=0;
feather->last_full_version=0;
feather->base_grp_seq=0;
feather->base_rgn_seq=0;
feather->connect_timeout.tv_sec=0;
feather->connect_timeout.tv_usec=100*1000; // 100 ms
pthread_mutex_init(&(feather->plugin_table_reg_mutex),NULL);
pthread_mutex_init(&(feather->redis_write_lock),NULL);
snprintf(feather->table_info_fn,sizeof(feather->table_info_fn),"%s",table_info_path);
@@ -590,13 +594,11 @@ int Maat_set_feather_opt(Maat_feather_t feather,enum MAAT_INIT_OPT type,const vo
int Maat_initiate_feather(Maat_feather_t feather)
{
_Maat_feather_t* _feather=(_Maat_feather_t*)feather;
struct timeval timeout;
timeout.tv_sec=0;
timeout.tv_usec=100*1000; // 100 ms
if(strlen(_feather->redis_ip)>0&&_feather->redis_port!=0)
{
_feather->REDIS_MODE_ON=1;
_feather->redis_read_ctx=redisConnectWithTimeout(_feather->redis_ip,_feather->redis_port,timeout);
_feather->redis_read_ctx=redisConnectWithTimeout(_feather->redis_ip,_feather->redis_port,_feather->connect_timeout);
if(_feather->redis_read_ctx==NULL)
{
MESA_handle_runtime_log(_feather->logger,RLOG_LV_FATAL,maat_module
@@ -612,7 +614,7 @@ int Maat_initiate_feather(Maat_feather_t feather)
,maat_finish_cb
, _feather
,_feather->decrypt_key //Not used.
,_feather->logger);
,_feather);
}
else
{

6
src/entry/Maat_command.cpp
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@@ -788,9 +788,7 @@ int Maat_commit_command(Maat_feather_t feather)
redisReply* reply=NULL;
struct serial_rule_t* update_status=NULL;
int status_cnt=0;
struct timeval timeout;
timeout.tv_sec=0;
timeout.tv_usec=100*1000; // 100 ms
int ret=0,i=0,redis_ret=REDIS_ERR,retry=0;
long long maat_redis_version=0,new_region_num=0,new_group_num=0;
int serial_rule_num=0,serial_rule_idx=0;
@@ -803,7 +801,7 @@ int Maat_commit_command(Maat_feather_t feather)
if(_feather->redis_write_ctx==NULL)
{
_feather->redis_write_ctx=redisConnectWithTimeout(_feather->redis_ip, _feather->redis_port,timeout);
_feather->redis_write_ctx=redisConnectWithTimeout(_feather->redis_ip, _feather->redis_port,_feather->connect_timeout);
if(_feather->redis_write_ctx==NULL)
{
MESA_handle_runtime_log(_feather->logger,RLOG_LV_FATAL,maat_module

6
src/entry/Maat_rule.cpp
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@@ -977,15 +977,17 @@ struct _Maat_scanner_t* create_maat_scanner(unsigned int version,_Maat_feather_t
struct _Maat_scanner_t* scanner=NULL;
scanner=(struct _Maat_scanner_t*)calloc(sizeof(struct _Maat_scanner_t),1);
//Function Maat_append_command will access compile_hash in user thread.
hargs.thread_safe=1;
scanner->compile_hash=MESA_htable_create(&hargs, sizeof(hargs));
MESA_htable_print_crtl(scanner->compile_hash,0);
hargs.thread_safe=0;
hargs.data_free=EMPTY_FREE;
scanner->group_hash=MESA_htable_create(&hargs, sizeof(hargs));
MESA_htable_print_crtl(scanner->group_hash,0);
hargs.thread_safe=0;
scanner->region_hash=MESA_htable_create(&hargs, sizeof(hargs));
MESA_htable_print_crtl(scanner->region_hash,0);

4
src/entry/Maat_rule_internal.h
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@@ -368,8 +368,10 @@ struct _Maat_feather_t
char group_tn[MAX_TABLE_NAME_LEN];
pthread_mutex_t plugin_table_reg_mutex;
unsigned char decrypt_key[MAX_TABLE_NAME_LEN];
unsigned char redis_ip[MAX_TABLE_NAME_LEN];;
unsigned char redis_ip[MAX_TABLE_NAME_LEN];
int redis_port;
struct timeval connect_timeout;
redisContext *redis_read_ctx;
redisContext *redis_write_ctx; // not thread safe.
int on_redis_writing;