1.修改原数据流动作定义，增加操作定义

2.重构原操作重定向、替换
3.新增接口http_block、http_hijack、http_insert
4.注册处理策略表接口policy_table_new_cb等
5.注册处理用户自定域json处理接口policy_param_new等
6.添加对添加对注入脚本的测试用例

plugin/business/pangu-http/src/pattern_replace.h

@@ -9,6 +9,11 @@ enum replace_zone
 	kZoneResponseBody,
 	kZoneMax
 };
+
+/**
+    rule type: replace
+    rule type: insert(find: insert on, replace_with: insert content)
+*/
 struct replace_rule
 {
 	enum replace_zone zone;
@@ -16,11 +21,22 @@ struct replace_rule
 	char * replace_with;
 };
 
+struct insert_rule
+{
+    char * stype;
+    char * type;
+    char * position;
+};
 
 //@parm exec_para example input:
 //zone=http_req_body; substitute=/中華民國/中华人民共和国;zone=http_resp_header; substitute=/Content-Type:\btext\/html/Content-Type:\bvideo\/mp4
 //@return formated rule number.
-size_t format_replace_rule(const char * exec_para, struct replace_rule * replace, size_t n_replace);
 size_t execute_replace_rule(const char * in, size_t in_sz, enum replace_zone zone, const struct replace_rule * rules, size_t n_rule, char** out);
+size_t execute_insert_rule(char * in, size_t in_sz, const struct insert_rule * rules, char** out);
+size_t insert_string(char * in, size_t in_sz, const char *insert_on, const char *stype, const char *type, char** out);
 void simple_replace(const char* find, const char* replacement, const char* input, size_t in_sz, char** output, size_t *output_sz);
 
+enum replace_zone zone_name_to_id(const char * name);
+char *rt_read_file(const char* filename, size_t *input_sz);
+
+