在compile_group_relation中增加magic num，编写更为复杂的SubGroup测试用例用于调试 #15 的死锁情况。

src/entry/Maat_api.cpp

@@ -169,7 +169,7 @@ int region_compile(_Maat_feather_t*feather,struct _INNER_scan_status_t *_mid,int
 	unsigned char has_not_flag=0;
 	struct bool_matcher* bm=feather->scanner->bool_matcher_expr_compiler;
 	struct Maat_group_inner* group_rule=NULL;
-	struct Maat_compile_group_relation* relation_arrary[MAX_SCANNER_HIT_NUM];
+	struct Maat_compile_group_relation* relation_array[MAX_SCANNER_HIT_NUM];
 	struct Maat_compile_group_relation* relation=NULL;
 
 	int region_pos[MAX_SCANNER_HIT_NUM];
@@ -181,9 +181,11 @@ int region_compile(_Maat_feather_t*feather,struct _INNER_scan_status_t *_mid,int
 		{
 			continue;
 		}
+		assert(group_rule->ref_by_children_cnt>=0);
+		assert(group_rule->ref_by_parent_cnt>=0);
 		if(group_rule->compile_shortcut!=NULL&&group_rule->ref_by_parent_cnt==1&&shortcut_avilable_cnt<MAX_SCANNER_HIT_NUM)
 		{			
-			relation_arrary[shortcut_avilable_cnt]=(struct Maat_compile_group_relation*)(group_rule->compile_shortcut);
+			relation_array[shortcut_avilable_cnt]=(struct Maat_compile_group_relation*)(group_rule->compile_shortcut);
 			shortcut_avilable_cnt++;
 		}
 		for(j=0; j<group_rule->top_group_cnt; j++)
@@ -219,21 +221,21 @@ int region_compile(_Maat_feather_t*feather,struct _INNER_scan_status_t *_mid,int
 	{
 		scan_ret=bool_matcher_match(bm, thread_num, 
 										_mid->all_hit_group_array, _mid->all_hit_group_cnt,
-										(void **)relation_arrary, MAX_SCANNER_HIT_NUM);
+										(void **)relation_array, MAX_SCANNER_HIT_NUM);
 	}
 	if(scan_ret>1)
 	{
-		qsort(relation_arrary, scan_ret, sizeof(struct Maat_compile_group_relation**),
+		qsort(relation_array, scan_ret, sizeof(struct Maat_compile_group_relation**),
 			  compare_compile_inner);
 	}
 	for(i=0;i<scan_ret&&result_cnt<size;i++)
 	{
-		relation=relation_arrary[i];
+		relation=relation_array[i];
 		if(relation==NULL)
 		{
 			continue;
 		}
-		
+		assert(relation->magic_num==COMPILE_RELATION_MAGIC);
 		if(0==pthread_rwlock_tryrdlock(&(relation->rwlock)))
 		{
 			if(relation->compile)

src/entry/Maat_rule.cpp

@@ -1095,6 +1095,7 @@ struct Maat_compile_group_relation * create_compile_group_relation(int compile_i
 {
 	int ret=0;
 	struct Maat_compile_group_relation* p=ALLOC(struct Maat_compile_group_relation, 1);
+	p->magic_num=COMPILE_RELATION_MAGIC;
 	p->compile_id=compile_id;
 	p->group_cnt=0;
 	p->group_boundary=1;
@@ -1107,6 +1108,7 @@ struct Maat_compile_group_relation * create_compile_group_relation(int compile_i
 
 void _destroy_compile_group_relation(struct Maat_compile_group_relation * cg_relation)
 {
+	assert(cg_relation->magic_num==COMPILE_RELATION_MAGIC);
 	pthread_rwlock_wrlock(&(cg_relation->rwlock));
 	cg_relation->compile_id=-1;
 	dynamic_array_destroy(cg_relation->groups, NULL);
@@ -1121,12 +1123,13 @@ void destroy_compile_group_relation(struct Maat_compile_group_relation * p, stru
 	int i=0;
 	UNUSED struct Maat_group_inner* p_group=NULL;
 	assert(p->group_cnt==0);
-	
+	assert(p->compile==NULL);
 	for(i=0;i<p->group_boundary;i++)
 	{
 		p_group=(struct Maat_group_inner*)dynamic_array_read(p->groups, i);
 		assert(p_group==NULL);
 	}
+	assert(p->magic_num==COMPILE_RELATION_MAGIC);
 	HASH_delete_by_id(scanner->compile_hash, p->compile_id);
 	garbage_bagging(GARBAGE_COMPILE_GOURP_RELATION, p, scanner->tomb_ref);
 }
@@ -1927,7 +1930,6 @@ struct Maat_group_inner* del_group_from_compile(struct Maat_compile_group_relati
 		}
 		if(group_rule->group_id==group_id)
 		{
-			group_rule->ref_by_parent_cnt--;
 			dynamic_array_write(relation->groups,i,NULL);			
 			if(relation->not_flag[i]==1)
 			{

src/inc_internal/Maat_rule_internal.h

@@ -152,8 +152,10 @@ struct Maat_group_inner
 	void* compile_shortcut;
 	pthread_mutex_t mutex;
 };
+#define	COMPILE_RELATION_MAGIC	0x1a2b3c4d
 struct Maat_compile_group_relation
 {
+	long long magic_num;
 	struct Maat_compile_rule *compile;
 	dynamic_array_t *groups;	//element is struct Maat_group_inner*
 	char not_flag[MAX_ITEMS_PER_BOOL_EXPR];
@@ -288,7 +290,7 @@ struct Maat_scanner_t
 	MESA_htable_handle region_hash;
 	MESA_htable_handle group_hash;
 	MESA_htable_handle compile_hash;
-	MESA_htable_handle compile_group_relation_hash;
+
 
 	MESA_htable_handle district_map;
 	MESA_htable_handle tmp_district_map;

test/test_maatframe.cpp

@@ -1797,12 +1797,6 @@ TEST_F(MaatCmdTest,  ReturnRuleIDWithDescendingOrder)
 TEST_F(MaatCmdTest,    SubGroup)
 {
 
-/*  compile1->group1--group2->region1
-                    \
-                     \group3->region2
-
-    compile2->group1
-*/
 	const char* table_name="HTTP_URL";
 	const char* group_table_name="GROUP";
 	const char* compile_table_name="COMPILE";
@@ -1826,7 +1820,7 @@ TEST_F(MaatCmdTest,    SubGroup)
 	compile2.config_id=(int)Maat_cmd_incrby(feather, "TEST_SEQ", 1);
 	Maat_command_raw_set_compile(feather, MAAT_OP_ADD, &compile2, compile_table_name, NULL, 1);
 
-	
+	//group1->compile1
 	memset(&group1, 0, sizeof(group1));
 	group1.group_id=Maat_cmd_get_new_group_id(feather);
 	group1.table_name=group_table_name;
@@ -1834,9 +1828,14 @@ TEST_F(MaatCmdTest,    SubGroup)
 	group1.parent_type=PARENT_TYPE_COMPILE;
 	Maat_command_raw_set_group(feather, MAAT_OP_ADD, &group1);
 
+	//group1->compile2
 	group1.parent_id=compile2.config_id;
 	Maat_command_raw_set_group(feather, MAAT_OP_ADD, &group1);
 
+	/*group2->group1->compile1
+	              \
+	               \__compile2
+	*/
 	memset(&group2, 0, sizeof(group2));
 	group2.group_id=Maat_cmd_get_new_group_id(feather);
 	group2.table_name=group_table_name;
@@ -1844,6 +1843,10 @@ TEST_F(MaatCmdTest,    SubGroup)
 	group2.parent_type=PARENT_TYPE_GROUP;
 	Maat_command_raw_set_group(feather, MAAT_OP_ADD, &group2);
 
+	/*region1->group2->group1->compile1
+	                        \
+	                         \_compile2
+	*/
 	memset(&region1, 0, sizeof(region1));
 	region1.region_id=Maat_cmd_get_new_region_id(feather);
 	region1.region_type=REGION_EXPR;
@@ -1865,6 +1868,11 @@ TEST_F(MaatCmdTest,    SubGroup)
 	EXPECT_EQ(result[1].config_id, compile1.config_id);
 	Maat_clean_status(&mid);
 
+
+	/*region1->group2->group1->compile1
+						\
+	                     \--X--compile2
+	*/
 	Maat_command_raw_set_group(feather, MAAT_OP_DEL, &group1);
 	sleep(1);
 	ret=Maat_full_scan_string(feather, table_id, CHARSET_GBK, scan_data1, strlen(scan_data1), 
@@ -1874,15 +1882,33 @@ TEST_F(MaatCmdTest,    SubGroup)
 	EXPECT_EQ(result[0].config_id, compile1.config_id);
 	Maat_clean_status(&mid);
 
+
+	/*region1->group2->group1--X--
+				 \
+	              \->compile2
+	*/
 	group1.parent_id=compile1.config_id;
 	Maat_command_raw_set_group(feather, MAAT_OP_DEL, &group1);
+	Maat_command_raw_set_compile(feather, MAAT_OP_DEL, &compile1, compile_table_name, NULL, 1);
+	group2.parent_type=PARENT_TYPE_COMPILE;
+	group2.parent_id=compile2.config_id;
+	Maat_command_raw_set_group(feather, MAAT_OP_ADD, &group2);
+
 	sleep(1);
 	ret=Maat_full_scan_string(feather, table_id, CHARSET_GBK, scan_data1, strlen(scan_data1), 
 						result, NULL, 4,
 						&mid, 0);
-	EXPECT_EQ(ret, -2);
+	EXPECT_EQ(ret, 1);
+	EXPECT_EQ(result[0].config_id, compile2.config_id);
 	Maat_clean_status(&mid);
 
+
+	/*region1->group2->group1--X--
+				 \
+	              \->compile2
+	  region2->group3
+	*/
+
 	memset(&group3, 0, sizeof(group3));
 	group3.group_id=Maat_cmd_get_new_group_id(feather);
 	group3.parent_id=group1.group_id;
@@ -1898,13 +1924,33 @@ TEST_F(MaatCmdTest,    SubGroup)
 	region2.expr_rule.expr_type=EXPR_TYPE_AND;
 	Maat_command_raw_set_region(feather, MAAT_OP_ADD, &region2, group3.group_id);
 
-	Maat_command_raw_set_group(feather, MAAT_OP_ADD, &group1);
 	sleep(1);
 	ret=Maat_full_scan_string(feather, table_id, CHARSET_GBK, scan_data2, strlen(scan_data2), 
 						result, NULL, 4,
 						&mid, 0);
+	EXPECT_EQ(ret, -2);
+	Maat_clean_status(&mid);
+
+	/*region1->group2->group1--X--
+				 \
+	              \->compile2
+	  region2->group3
+	*/
+	Maat_command_raw_set_compile(feather, MAAT_OP_ADD, &compile1, compile_table_name, NULL, 1);
+	group1.parent_id=compile1.config_id;
+	Maat_command_raw_set_group(feather, MAAT_OP_ADD, &group1);
+
+	Maat_command_raw_set_compile(feather, MAAT_OP_DEL, &compile1, compile_table_name, NULL, 1);
+	group1.parent_id=compile1.config_id;
+	Maat_command_raw_set_group(feather, MAAT_OP_DEL, &group1);
+
+	sleep(1);
+	ret=Maat_full_scan_string(feather, table_id, CHARSET_GBK, scan_data1, strlen(scan_data1), 
+						result, NULL, 4,
+						&mid, 0);
 	EXPECT_EQ(ret, 1);
-	EXPECT_EQ(result[0].config_id, compile1.config_id);	
+	EXPECT_EQ(result[0].config_id, compile2.config_id);
+
 	Maat_clean_status(&mid);
 
 }