Add BODY_START message; add http_url_decode(); disable CONNECT tunnel.HEADv2.0.4dev-on-stellar2.0

1 files changed, 607 insertions, 0 deletions

diff --git a/test/http_decoder_test_plug.cpp b/test/http_decoder_test_plug.cpp
new file mode 100644
index 0000000..1ae9e51
--- /dev/null
+++ b/test/http_decoder_test_plug.cpp
@@ -0,0 +1,607 @@
+#include <stdio.h>
+#include <time.h>
+#include <unistd.h>
+#include <assert.h>
+#include <string.h>
+
+#include "http_decoder.h"
+#include "http_decoder_inc.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#include "cJSON.h"
+#include "http_decoder_gtest.h"
+#include "md5.h"
+#include "toml/toml.h"
+
+    int commit_test_result_json(cJSON *node, const char *name);
+    extern void http_decoder_test_entry(struct session *sess, int topic_id, const void *raw_msg, void *no_use_ctx, void *plugin_env);
+    extern void http_decoder_test_state_entry(struct session *sess, int topic_id, const void *raw_msg, void *no_use_ctx, void *plugin_env);
+    extern void http_decoder_tunnel_entry(struct session *sess, int topic_id, const void *raw_msg, void *no_use_ctx, void *plugin_env);
+    static on_session_msg_cb_func *g_entry_fun = http_decoder_test_entry;
+}
+#endif
+
+#define MAX_KEY_STR_LEN 2048
+#define GTEST_PLUG_ENTRY_CFG  "./etc/http/gtest_entry.toml"
+
+struct plug_entry_t{
+    const char *name;
+    on_session_msg_cb_func *entry;
+};
+
+static struct plug_entry_t g_entry_tbl[] = {
+    {"http_decoder_test_entry", http_decoder_test_entry},
+    {"http_decoder_test_state_entry", http_decoder_test_state_entry},
+    {"http_decoder_tunnel_entry", http_decoder_tunnel_entry},
+    {NULL, NULL}
+};
+
+enum http_transaction_type
+{
+    HTTP_TRANSACTION_REQ = 0,
+    HTTP_TRANSACTION_RES,
+    HTTP_TRANSACTION_SESSION, // global session info
+    HTTP_TRANSACTION_MAX
+};
+
+struct gtest_plug_exdata_t
+{
+    cJSON *result_jnode[HTTP_TRANSACTION_MAX];
+    MD5_CTX *md5ctx[HTTP_TRANSACTION_MAX];
+};
+
+static int g_result_count = 0;
+static int g_header_count = 1;
+static int g_http_gtest_plugin_id = -1;
+static int g_exdata_idx = -1;
+static int g_topic_id = -1;
+
+
+
+#if 0
+void output_http_req_line(struct http_request_line *req_line)
+{
+    char tmp_str[MAX_KEY_STR_LEN] = {0};
+    memcpy(tmp_str, req_line->method.iov_base, req_line->method.iov_len);
+    printf("req_method:%s\n", tmp_str);
+
+    memset(tmp_str, 0, sizeof(tmp_str));
+    memcpy(tmp_str, req_line->uri.iov_base, req_line->uri.iov_len);
+    printf("req_uri:%s\n", tmp_str);
+
+    memset(tmp_str, 0, sizeof(tmp_str));
+    memcpy(tmp_str, req_line->version.iov_base, req_line->version.iov_len);
+    printf("req_version:%s\n", tmp_str);
+}
+
+void output_http_res_line(struct http_response_line *res_line)
+{
+    char tmp_str[MAX_KEY_STR_LEN] = {0};
+    memcpy(tmp_str, res_line->version.iov_base, res_line->version.iov_len);
+    printf("res_version:%s\n", tmp_str);
+
+    memset(tmp_str, 0, sizeof(tmp_str));
+    memcpy(tmp_str, res_line->status.iov_base, res_line->status.iov_len);
+    printf("res_status:%s\n", tmp_str);
+}
+
+void output_http_header(struct http_header *header)
+{
+    char tmp_key[MAX_KEY_STR_LEN] = {0};
+    char tmp_val[MAX_KEY_STR_LEN] = {0};
+
+    memcpy(tmp_key, header->key.iov_base, header->key.iov_len);
+    memcpy(tmp_val, header->val.iov_base, header->val.iov_len);
+    printf("<%s:%s>\n", tmp_key, tmp_val);
+}
+
+void output_http_body(hstring *body, int decompress_flag)
+{
+    int counter = 0;
+
+    if (1 == decompress_flag)
+    {
+        printf("\n\n----------------decompress body len:%zu---------------\n",
+               body->iov_len);
+    }
+    else
+    {
+        printf("\n\n----------------raw body len:%zu---------------\n",
+               body->iov_len);
+    }
+
+    for (size_t i = 0; i < body->iov_len; i++)
+    {
+        if (counter % 16 == 0)
+        {
+            printf("\n");
+        }
+        printf("%02x ", (unsigned char)body->iov_base[i]);
+        counter++;
+    }
+    printf("\n");
+}
+#endif
+
+static void append_http_payload(struct session *sess, struct gtest_plug_exdata_t *gtest_plug_exdata, const hstring *body, enum http_transaction_type type)
+{
+    if (NULL == body->iov_base || 0 == body->iov_len)
+    {
+        return;
+    }
+    if (NULL == gtest_plug_exdata->md5ctx[type])
+    {
+        gtest_plug_exdata->md5ctx[type] = MMALLOC(MD5_CTX, sizeof(MD5_CTX));
+        MD5Init(gtest_plug_exdata->md5ctx[type]);
+    }
+    MD5Update(gtest_plug_exdata->md5ctx[type], (unsigned char *)body->iov_base, body->iov_len);
+}
+
+int http_field_to_json(cJSON *object, const char *key, char *val, size_t val_len)
+{
+    if (NULL == object || NULL == key || NULL == val || 0 == val_len)
+    {
+        return -1;
+    }
+
+    char *tmp = CALLOC(char, val_len + 1);
+    memcpy(tmp, val, val_len);
+    cJSON_AddStringToObject(object, key, tmp);
+    FREE(tmp);
+
+    return 0;
+}
+
+void transaction_index_to_json(cJSON *ctx, int transaction_index)
+{
+    cJSON_AddNumberToObject(ctx, GTEST_HTTP_TRANS_SEQ_NAME, transaction_index);
+}
+
+void req_line_to_json(cJSON *ctx, struct http_request_line *req_line)
+{
+    http_field_to_json(ctx, "method", (char *)req_line->method.iov_base,
+                       req_line->method.iov_len);
+    http_field_to_json(ctx, "uri", (char *)req_line->uri.iov_base, req_line->uri.iov_len);
+    http_field_to_json(ctx, "req_version", (char *)req_line->version.iov_base,
+                       req_line->version.iov_len);
+
+    cJSON_AddNumberToObject(ctx, "major_version", req_line->major_version);
+    cJSON_AddNumberToObject(ctx, "minor_version", req_line->minor_version);
+}
+
+void res_line_to_json(cJSON *ctx, struct http_response_line *res_line)
+{
+    http_field_to_json(ctx, "res_version", (char *)res_line->version.iov_base,
+                       res_line->version.iov_len);
+    http_field_to_json(ctx, "res_status", (char *)res_line->status.iov_base,
+                       res_line->status.iov_len);
+
+    cJSON_AddNumberToObject(ctx, "major_version", res_line->major_version);
+    cJSON_AddNumberToObject(ctx, "minor_version", res_line->minor_version);
+    cJSON_AddNumberToObject(ctx, "status_code", res_line->status_code);
+}
+
+void http_header_to_json(cJSON *ctx, struct http_header *header)
+{
+    char key[MAX_KEY_STR_LEN] = {0};
+    if((header->key.iov_base == NULL) || (header->val.iov_base == NULL)){
+        return;
+    }
+
+    memcpy(key, header->key.iov_base, header->key.iov_len);
+
+    if (cJSON_HasObjectItem(ctx, key) == FALSE)
+    {
+        http_field_to_json(ctx, key, (char *)header->val.iov_base, header->val.iov_len);
+    }
+    else
+    {
+        // ctx already has the key, so rename key by key%d
+        char new_key[MAX_KEY_STR_LEN] = {0};
+        sprintf(new_key, "%s%d", key, g_header_count++);
+        http_field_to_json(ctx, new_key, (char *)header->val.iov_base, header->val.iov_len);
+    }
+}
+
+void http_url_add_to_json(cJSON *ctx, struct http_message *msg)
+{
+    hstring raw_url_result = {};
+
+    if (cJSON_GetObjectItem(ctx, GTEST_HTTP_URL_NAME))
+    {
+        return;
+    }
+
+    http_message_raw_url_get0(msg, &raw_url_result);
+    if(raw_url_result.iov_base == NULL)
+    {
+        return;
+    }
+
+    struct http_header raw_url_header_result = {};
+
+    raw_url_header_result.key.iov_base = (char *)GTEST_HTTP_URL_NAME;
+    raw_url_header_result.key.iov_len = strlen(GTEST_HTTP_URL_NAME);
+    raw_url_header_result.val = raw_url_result;
+
+    http_header_to_json(ctx, &raw_url_header_result);
+
+    hstring decode_url_result = {};
+    struct http_header decode_url_header_result = {};
+    http_message_decoded_url_get0(msg, &decode_url_result);
+    if(decode_url_result.iov_len != raw_url_result.iov_len){
+        decode_url_header_result.key.iov_base = (char *)"__X_HTTP_DECODED_URL";
+        decode_url_header_result.key.iov_len = strlen("__X_HTTP_DECODED_URL");
+        decode_url_header_result.val = decode_url_result;
+        http_header_to_json(ctx, &decode_url_header_result);
+    }
+}
+
+// Full duplex
+static void commit_last_half_flow_data(struct session *sess, struct gtest_plug_exdata_t *gtest_plug_exdata,
+                                       struct http_message *msg, enum http_transaction_type type, int final)
+{
+    char result_name[MAX_KEY_STR_LEN] = {0};
+
+    cJSON *last_jnode = gtest_plug_exdata->result_jnode[type];
+    if (last_jnode)
+    {
+        // finish md5 streming hash
+        if (gtest_plug_exdata->md5ctx[type])
+        {
+            unsigned char md5_result_bin[16] = {0};
+            unsigned char md5_result_cstr[33] = {0};
+            MD5Final(md5_result_bin, gtest_plug_exdata->md5ctx[type]);
+
+            for (int i = 0; i < 16; i++)
+                sprintf((char *)md5_result_cstr + 2 * i, "%02x", md5_result_bin[i]);
+            md5_result_cstr[32] = '\0';
+
+            cJSON_AddStringToObject(last_jnode, GTEST_HTTP_PAYLOAD_MD5_NAME, (char *)md5_result_cstr);
+            FREE(gtest_plug_exdata->md5ctx[type]);
+            gtest_plug_exdata->md5ctx[type] = NULL;
+        }
+
+        sprintf(result_name, "%d", g_result_count);
+        commit_test_result_json(last_jnode, result_name);
+        gtest_plug_exdata->result_jnode[type] = NULL;
+        g_result_count++;
+    }
+
+    if(0 == final){
+        gtest_plug_exdata->result_jnode[type] = cJSON_CreateObject();
+        if (HTTP_TRANSACTION_REQ == type)
+        {
+            cJSON_AddStringToObject(gtest_plug_exdata->result_jnode[type], GTEST_HTTP_TRANS_NAME, "request");
+        }
+        else if (HTTP_TRANSACTION_RES == type)
+        {
+            cJSON_AddStringToObject(gtest_plug_exdata->result_jnode[type], GTEST_HTTP_TRANS_NAME, "response");
+        }
+        if (msg)
+        {
+            transaction_index_to_json(gtest_plug_exdata->result_jnode[type], http_message_get_transaction_seq(msg));
+        }
+    }
+}
+
+static void http_decoder_test_update_session_tuple4(struct session *sess, struct gtest_plug_exdata_t *gtest_plug_exdata)
+{
+    if (gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION] == NULL)
+    {
+        const char *human_addr_cstr = session_get0_readable_addr(sess);
+        if(NULL == human_addr_cstr){
+            fprintf(stderr, "can't get readable_addr, to use session_get0_readable_addr() the sapp_log.conf level must <= INFO\n");
+            return;
+        }
+        char result_name[MAX_KEY_STR_LEN] = {0};
+        gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION] = cJSON_CreateObject();
+        cJSON_AddStringToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION], GTEST_HTTP_TUPLE4_NAME, human_addr_cstr);
+        sprintf(result_name, "%d", g_result_count++);
+        commit_test_result_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION], result_name);
+    }
+}
+
+static int get_gtest_plug_entry(const char *cfg_path, char *entry_name, int max_len, char *topic_name, int topic_max_len)
+{
+    FILE *fp = fopen(cfg_path, "r");
+    if (NULL == fp)
+    {
+        fprintf(stderr, "[%s:%d]Can't open config file:%s",
+                __FUNCTION__, __LINE__, cfg_path);
+        return -1;
+    }
+
+    int ret = 0;
+    char errbuf[256] = {0};
+
+    toml_table_t *root = toml_parse_file(fp, errbuf, sizeof(errbuf));
+    fclose(fp);
+
+    toml_table_t *basic_sec_tbl = toml_table_in(root, "entry");
+    if (NULL == basic_sec_tbl)
+    {
+        fprintf(stderr, "[%s:%d]config file:%s has no key: [entry]",
+                __FUNCTION__, __LINE__, cfg_path);
+        toml_free(root);
+        return -1;
+    }
+
+    toml_datum_t str_val = toml_string_in(basic_sec_tbl, "name");
+    if (str_val.ok != 0)
+    {
+        strncpy(entry_name, str_val.u.s, max_len);
+        free(str_val.u.s);
+    }
+
+    toml_datum_t topic_str_val = toml_string_in(basic_sec_tbl, "topic");
+    if (str_val.ok != 0)
+    {
+        strncpy(topic_name, topic_str_val.u.s, topic_max_len);
+        free(topic_str_val.u.s);
+    }
+
+    toml_free(root);
+    return 0;
+}
+
+static void set_gtest_plug_entry(const char *entry_name)
+{
+    if(NULL == entry_name){
+        g_entry_fun = http_decoder_test_entry; //set default
+        return;
+    }
+    for (size_t i = 0; g_entry_tbl[i].name != NULL; i++)
+    {
+        if(strcmp(entry_name, g_entry_tbl[i].name) == 0){
+            g_entry_fun = g_entry_tbl[i].entry;
+            return;
+        }
+    }
+    g_entry_fun = http_decoder_test_entry; //set default
+}
+
+extern "C" void http_decoder_test_entry(struct session *sess, int topic_id, const void *raw_msg, void *no_use_ctx, void *plugin_env)
+{
+    struct http_request_line req_line = {0};
+    struct http_response_line res_line = {0};
+    struct http_header header = {0};
+    hstring body = {0};
+    struct http_message *msg = (struct http_message *)raw_msg;
+    enum http_message_type msg_type = http_message_type_get(msg);
+
+    struct gtest_plug_exdata_t *gtest_plug_exdata = (struct gtest_plug_exdata_t *)session_exdata_get(sess, g_exdata_idx);
+    if (NULL == gtest_plug_exdata)
+    {
+        gtest_plug_exdata = (struct gtest_plug_exdata_t *)calloc(1, sizeof(struct gtest_plug_exdata_t));
+        session_exdata_set(sess, g_exdata_idx, gtest_plug_exdata);
+    }
+
+    if (http_message_type_is_req(sess, msg_type))
+    {
+        cJSON *json = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ];
+    }
+    else
+    {
+        cJSON *json = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES];
+    }
+
+    http_decoder_test_update_session_tuple4(sess, gtest_plug_exdata);
+
+    switch (msg_type)
+    {
+    case HTTP_MESSAGE_REQ_LINE:
+        commit_last_half_flow_data(sess, gtest_plug_exdata, msg, HTTP_TRANSACTION_REQ, 0);
+        http_message_request_line_get0(msg, &req_line);
+        req_line_to_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ], &req_line);
+        break;
+    case HTTP_MESSAGE_REQ_HEADER:
+        while (http_message_header_next(msg, &header) >= 0)
+        {
+            http_header_to_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ], &header);
+        }
+        g_header_count = 1;
+        break;
+    case HTTP_MESSAGE_REQ_HEADER_END:
+        http_url_add_to_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ], msg);
+        break;
+    case HTTP_MESSAGE_REQ_BODY_START:
+    case HTTP_MESSAGE_REQ_BODY:
+        // http_message_get_request_raw_body(msg, &body);
+        //  output_http_body(&body, 0);
+        http_message_decompress_body_get0(msg, &body);
+        // output_http_body(&body, 1);
+        append_http_payload(sess, gtest_plug_exdata, &body, HTTP_TRANSACTION_REQ);
+        break;
+    case HTTP_MESSAGE_RES_LINE:
+        commit_last_half_flow_data(sess, gtest_plug_exdata, msg, HTTP_TRANSACTION_RES, 0);
+        http_message_response_line_get0(msg, &res_line);
+        res_line_to_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES], &res_line);
+        break;
+    case HTTP_MESSAGE_RES_HEADER:
+        while (http_message_header_next(msg, &header) >= 0)
+        {
+            http_header_to_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES], &header);
+        }
+        g_header_count = 1;
+        break;
+    case HTTP_MESSAGE_RES_BODY_START:
+    case HTTP_MESSAGE_RES_BODY:
+        // http_message_get_response_raw_body(msg, &body);
+        //  output_http_body(&body, 0);
+        http_message_decompress_body_get0(msg, &body);
+        // output_http_body(&body, 1);
+        append_http_payload(sess, gtest_plug_exdata, &body, HTTP_TRANSACTION_RES);
+        break;
+
+        // to do: check payload
+    default:
+        break;
+    }
+
+    return;
+}
+
+void http_decoder_test_exdata_free(struct session *sess, int idx, void *ex_ptr, void *arg)
+{
+    if (ex_ptr != NULL)
+    {
+        struct gtest_plug_exdata_t *gtest_plug_exdata = (struct gtest_plug_exdata_t *)ex_ptr;
+        if (gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ])
+        {
+            commit_last_half_flow_data(sess, gtest_plug_exdata, NULL, HTTP_TRANSACTION_REQ, 1);
+        }
+        if (gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES])
+        {
+            commit_last_half_flow_data(sess, gtest_plug_exdata, NULL, HTTP_TRANSACTION_RES, 1);
+        }
+        free(ex_ptr);
+    }
+}
+
+static int update_config_file(const char *filename, const char *key, const char *value)
+{
+	char cmd_buf[1024] = {};
+	snprintf(cmd_buf, 1024, "sed 's/^[ \t]*%s=.*/%s=%s/g' -i %s", key, key, value, filename);
+	int ret = system(cmd_buf);
+	return ret;
+}
+
+extern "C" void http_decoder_test_state_entry(struct session *sess, int topic_id, const void *raw_msg, void *no_use_ctx, void *plugin_env)
+{
+    static int msg_index = 0;
+    char msg_index_name[64] = {};
+    char msg_index_value[64] = {};
+    cJSON *json_object = NULL;
+    enum http_message_type msg_type = http_message_type_get((struct http_message *)raw_msg);
+
+    struct gtest_plug_exdata_t *gtest_plug_exdata = (struct gtest_plug_exdata_t *)session_exdata_get(sess, g_exdata_idx);
+    if (NULL == gtest_plug_exdata)
+    {
+        gtest_plug_exdata = (struct gtest_plug_exdata_t *)calloc(1, sizeof(struct gtest_plug_exdata_t));
+        gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ] = cJSON_CreateObject();
+        gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES] = cJSON_CreateObject();
+        session_exdata_set(sess, g_exdata_idx, gtest_plug_exdata);
+    }
+
+    if (http_message_type_is_req(sess, msg_type)){
+        json_object = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ];
+    }else{
+        json_object = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES];
+    }
+    if(HTTP_TRANSACTION_END == msg_type){
+        unsigned char flow_flag;
+        session_is_symmetric(sess, &flow_flag);
+        if(SESSION_SEEN_C2S_FLOW == flow_flag){
+            json_object = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ];
+        }
+        else if(SESSION_SEEN_S2C_FLOW == flow_flag){
+            json_object = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES];
+        }else{ // is symmetric
+            json_object = gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES];
+        }
+    }
+    int cur_transaction_id = http_message_get_transaction_seq((const http_message* )raw_msg);
+
+    if(HTTP_TRANSACTION_START ==msg_type || HTTP_TRANSACTION_END == msg_type){
+        snprintf(msg_index_name, sizeof(msg_index_name), "msg_%d", msg_index++);
+        snprintf(msg_index_value, sizeof(msg_index_value), "%s_transaction_%d", http_message_type_to_string(msg_type), cur_transaction_id);   
+        cJSON_AddStringToObject(json_object, msg_index_name, msg_index_value);   
+    }else{
+        snprintf(msg_index_name, sizeof(msg_index_name), "msg_%d", msg_index++);
+        cJSON_AddStringToObject(json_object, msg_index_name, http_message_type_to_string(msg_type));
+    }
+    return;
+}
+
+extern "C" void http_decoder_tunnel_entry(struct session *sess, int topic_id, const void *raw_msg, void *no_use_ctx, void *plugin_env)
+{
+    struct gtest_plug_exdata_t *gtest_plug_exdata;
+    enum http_tunnel_message_type tmsg_type = http_tunnel_message_type_get((const struct http_tunnel_message *)raw_msg);
+    static size_t req_payload_block = 0, req_payload_size = 0;
+    static size_t res_payload_block = 0, res_payload_size = 0;
+    gtest_plug_exdata = (struct gtest_plug_exdata_t *)session_exdata_get(sess, g_exdata_idx);
+
+    switch(tmsg_type){
+        case HTTP_TUNNEL_OPENING:
+        {
+            if (NULL == gtest_plug_exdata)
+            {
+                gtest_plug_exdata = (struct gtest_plug_exdata_t *)calloc(1, sizeof(struct gtest_plug_exdata_t));
+                session_exdata_set(sess, g_exdata_idx, gtest_plug_exdata);
+            }
+            const char *human_addr_cstr = session_get0_readable_addr(sess);
+            gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ] = cJSON_CreateObject();
+            gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES] = cJSON_CreateObject();
+            gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION] = cJSON_CreateObject();
+            cJSON_AddStringToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION], GTEST_HTTP_TUPLE4_NAME, human_addr_cstr);
+            commit_test_result_json(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_SESSION], "TUNNEL_NEW");
+        }
+        // OPENING state has payload, go on
+
+        case HTTP_TUNNEL_ACTIVE:
+        {
+            int curdir = packet_get_direction(session_get0_current_packet(sess));
+            hstring tunnel_payload = {};
+            http_tunnel_message_get_payload((const struct http_tunnel_message *)raw_msg, &tunnel_payload);
+            if(PACKET_DIRECTION_C2S == curdir){
+                req_payload_block++;
+                req_payload_size += tunnel_payload.iov_len;
+            }else{
+                res_payload_block++;
+                res_payload_size += tunnel_payload.iov_len;
+            }
+        }
+        break;
+        case HTTP_TUNNEL_CLOSING:
+        {
+            cJSON_AddStringToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ], "flow", "C2S");
+             cJSON_AddStringToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES], "flow", "S2C");
+            cJSON_AddNumberToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ], "payload_block", req_payload_block);
+            cJSON_AddNumberToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_REQ], "payload_size", req_payload_size);
+            cJSON_AddNumberToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES], "payload_block", res_payload_block);
+            cJSON_AddNumberToObject(gtest_plug_exdata->result_jnode[HTTP_TRANSACTION_RES], "payload_size", res_payload_size);
+        }
+        break;
+        default:
+            assert(0);
+            break;
+    }
+}
+
+extern "C" void *http_decoder_test_init(struct stellar *st)
+{
+    g_http_gtest_plugin_id = stellar_session_plugin_register(st, NULL, NULL, NULL);
+    g_exdata_idx = stellar_session_exdata_new_index(st, "HTTP_DECODER_GTEST_EXDATA",http_decoder_test_exdata_free, NULL);
+    if (g_exdata_idx < 0)
+    {
+        printf("[%s:%d]: can't get http_decoder exdata index !!!\n", __FUNCTION__, __LINE__);
+        return NULL;
+    }
+
+    char entry_name[64] = "";
+    char topic_name[64] = "";
+    get_gtest_plug_entry(GTEST_PLUG_ENTRY_CFG, entry_name, sizeof(entry_name)-1, topic_name, sizeof(topic_name)-1);
+    set_gtest_plug_entry(entry_name);
+    g_topic_id = stellar_session_mq_get_topic_id(st, topic_name);
+    if (g_topic_id < 0)
+    {
+        printf("[%s:%d]: can't get http_decoder topic:%s id !!!\n", __FUNCTION__, __LINE__, topic_name);
+        return NULL;
+    }    
+    stellar_session_mq_subscribe(st, g_topic_id, g_entry_fun, g_http_gtest_plugin_id);
+    printf("http_decoder_gtest_init succ, plugin_id:%d, sub_topic_id:%d\n", g_http_gtest_plugin_id, g_topic_id);
+
+    return (void *)strdup("http_decoder_test_ctx");
+}
+
+extern "C" void http_decoder_test_exit(void *test_ctx)
+{
+    if (test_ctx != NULL)
+    {
+        FREE(test_ctx);
+    }
+    printf("http_decoder_test_exit OK!\n");
+}
\ No newline at end of file