From e66583be2091c33ba884c6b3b07ce4d25c85dd26 Mon Sep 17 00:00:00 2001 From: Haojun Liao Date: Mon, 5 Sep 2022 10:27:09 +0800 Subject: [PATCH] other:merge 3.0 --- examples/c/tmq_taosx.c | 489 ----------------------------------------- 1 file changed, 489 deletions(-) delete mode 100644 examples/c/tmq_taosx.c diff --git a/examples/c/tmq_taosx.c b/examples/c/tmq_taosx.c deleted file mode 100644 index 491eda1ddb..0000000000 --- a/examples/c/tmq_taosx.c +++ /dev/null @@ -1,489 +0,0 @@ -/* - * Copyright (c) 2019 TAOS Data, Inc. - * - * This program is free software: you can use, redistribute, and/or modify - * it under the terms of the GNU Affero General Public License, version 3 - * or later ("AGPL"), as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see . - */ - -#include -#include -#include -#include -#include -#include "taos.h" - -static int running = 1; - -static TAOS* use_db(){ - TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); - if (pConn == NULL) { - return NULL; - } - - TAOS_RES* pRes = taos_query(pConn, "use db_taosx"); - if (taos_errno(pRes) != 0) { - printf("error in use db_taosx, reason:%s\n", taos_errstr(pRes)); - return NULL; - } - taos_free_result(pRes); - return pConn; -} - -static void msg_process(TAOS_RES* msg) { - /*memset(buf, 0, 1024);*/ - printf("-----------topic-------------: %s\n", tmq_get_topic_name(msg)); - printf("db: %s\n", tmq_get_db_name(msg)); - printf("vg: %d\n", tmq_get_vgroup_id(msg)); - TAOS *pConn = use_db(); - if (tmq_get_res_type(msg) == TMQ_RES_TABLE_META) { - char* result = tmq_get_json_meta(msg); - if (result) { - printf("meta result: %s\n", result); - } - tmq_free_json_meta(result); - } - - tmq_raw_data raw = {0}; - tmq_get_raw(msg, &raw); - int32_t ret = tmq_write_raw(pConn, raw); - printf("write raw data: %s\n", tmq_err2str(ret)); - -// else{ -// while(1){ -// int numOfRows = 0; -// void *pData = NULL; -// taos_fetch_raw_block(msg, &numOfRows, &pData); -// if(numOfRows == 0) break; -// printf("write data: tbname:%s, numOfRows:%d\n", tmq_get_table_name(msg), numOfRows); -// int ret = taos_write_raw_block(pConn, numOfRows, pData, tmq_get_table_name(msg)); -// printf("write raw data: %s\n", tmq_err2str(ret)); -// } -// } - - taos_close(pConn); -} - -int32_t init_env() { - TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); - if (pConn == NULL) { - return -1; - } - - TAOS_RES* pRes = taos_query(pConn, "drop database if exists db_taosx"); - if (taos_errno(pRes) != 0) { - printf("error in drop db_taosx, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create database if not exists db_taosx vgroups 4"); - if (taos_errno(pRes) != 0) { - printf("error in create db_taosx, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "drop database if exists abc1"); - if (taos_errno(pRes) != 0) { - printf("error in drop db, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create database if not exists abc1 vgroups 3"); - if (taos_errno(pRes) != 0) { - printf("error in create db, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "use abc1"); - if (taos_errno(pRes) != 0) { - printf("error in use db, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, - "create stable if not exists st1 (ts timestamp, c1 int, c2 float, c3 binary(16)) tags(t1 int, t3 " - "nchar(8), t4 bool)"); - if (taos_errno(pRes) != 0) { - printf("failed to create super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table if not exists ct0 using st1 tags(1000, \"ttt\", true)"); - if (taos_errno(pRes) != 0) { - printf("failed to create child table tu1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "insert into ct0 values(1626006833600, 1, 2, 'a')"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into ct0, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table if not exists ct1 using st1(t1) tags(2000)"); - if (taos_errno(pRes) != 0) { - printf("failed to create child table ct1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table if not exists ct2 using st1(t1) tags(NULL)"); - if (taos_errno(pRes) != 0) { - printf("failed to create child table ct2, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "insert into ct1 values(1626006833600, 3, 4, 'b')"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into ct1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table if not exists ct3 using st1(t1) tags(3000)"); - if (taos_errno(pRes) != 0) { - printf("failed to create child table ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table if not exists ct4 using st1(t3) tags('ct4')"); - if (taos_errno(pRes) != 0) { - printf("failed to create child table ct4, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "insert into ct3 values(1626006833600, 5, 6, 'c') ct1 values(1626006833601, 2, 3, 'sds') (1626006833602, 4, 5, 'ddd') ct0 values(1626006833602, 4, 3, 'hwj') ct1 values(now+5s, 23, 32, 's21ds')"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table st1 add column c4 bigint"); - if (taos_errno(pRes) != 0) { - printf("failed to alter super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table st1 modify column c3 binary(64)"); - if (taos_errno(pRes) != 0) { - printf("failed to alter super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "insert into ct3 values(1626006833605, 53, 63, 'cffffffffffffffffffffffffffff', 8989898899999) (1626006833609, 51, 62, 'c333', 940)"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "insert into ct3 select * from ct1"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table st1 add tag t2 binary(64)"); - if (taos_errno(pRes) != 0) { - printf("failed to alter super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table ct3 set tag t1=5000"); - if (taos_errno(pRes) != 0) { - printf("failed to slter child table ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "delete from abc1 .ct3 where ts < 1626006833606"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "drop table ct3 ct1"); - if (taos_errno(pRes) != 0) { - printf("failed to drop child table ct3, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "drop table st1"); - if (taos_errno(pRes) != 0) { - printf("failed to drop super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table if not exists n1(ts timestamp, c1 int, c2 nchar(4))"); - if (taos_errno(pRes) != 0) { - printf("failed to create normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table n1 add column c3 bigint"); - if (taos_errno(pRes) != 0) { - printf("failed to alter normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table n1 modify column c2 nchar(8)"); - if (taos_errno(pRes) != 0) { - printf("failed to alter normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table n1 rename column c3 cc3"); - if (taos_errno(pRes) != 0) { - printf("failed to alter normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table n1 comment 'hello'"); - if (taos_errno(pRes) != 0) { - printf("failed to alter normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "alter table n1 drop column c1"); - if (taos_errno(pRes) != 0) { - printf("failed to alter normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "insert into n1 values(now, 'eeee', 8989898899999) (now+9s, 'c333', 940)"); - if (taos_errno(pRes) != 0) { - printf("failed to insert into n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "drop table n1"); - if (taos_errno(pRes) != 0) { - printf("failed to drop normal table n1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table jt(ts timestamp, i int) tags(t json)"); - if (taos_errno(pRes) != 0) { - printf("failed to create super table jt, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table jt1 using jt tags('{\"k1\":1, \"k2\":\"hello\"}')"); - if (taos_errno(pRes) != 0) { - printf("failed to create super table jt, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create table jt2 using jt tags('')"); - if (taos_errno(pRes) != 0) { - printf("failed to create super table jt2, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, - "create stable if not exists st1 (ts timestamp, c1 int, c2 float, c3 binary(16)) tags(t1 int, t3 " - "nchar(8), t4 bool)"); - if (taos_errno(pRes) != 0) { - printf("failed to create super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "drop table st1"); - if (taos_errno(pRes) != 0) { - printf("failed to drop super table st1, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - taos_close(pConn); - return 0; -} - -int32_t create_topic() { - printf("create topic\n"); - TAOS_RES* pRes; - TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); - if (pConn == NULL) { - return -1; - } - - pRes = taos_query(pConn, "use abc1"); - if (taos_errno(pRes) != 0) { - printf("error in use db, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - pRes = taos_query(pConn, "create topic topic_ctb_column with meta as database abc1"); - if (taos_errno(pRes) != 0) { - printf("failed to create topic topic_ctb_column, reason:%s\n", taos_errstr(pRes)); - return -1; - } - taos_free_result(pRes); - - taos_close(pConn); - return 0; -} - -void tmq_commit_cb_print(tmq_t* tmq, int32_t code, void* param) { - printf("commit %d tmq %p param %p\n", code, tmq, param); -} - -tmq_t* build_consumer() { -#if 0 - TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0); - assert(pConn != NULL); - - TAOS_RES* pRes = taos_query(pConn, "use abc1"); - if (taos_errno(pRes) != 0) { - printf("error in use db, reason:%s\n", taos_errstr(pRes)); - } - taos_free_result(pRes); -#endif - - tmq_conf_t* conf = tmq_conf_new(); - tmq_conf_set(conf, "group.id", "tg2"); - tmq_conf_set(conf, "client.id", "my app 1"); - tmq_conf_set(conf, "td.connect.user", "root"); - tmq_conf_set(conf, "td.connect.pass", "taosdata"); - tmq_conf_set(conf, "msg.with.table.name", "true"); - tmq_conf_set(conf, "enable.auto.commit", "true"); - tmq_conf_set(conf, "experimental.snapshot.enable", "true"); - - - /*tmq_conf_set(conf, "experimental.snapshot.enable", "true");*/ - - tmq_conf_set_auto_commit_cb(conf, tmq_commit_cb_print, NULL); - tmq_t* tmq = tmq_consumer_new(conf, NULL, 0); - assert(tmq); - tmq_conf_destroy(conf); - return tmq; -} - -tmq_list_t* build_topic_list() { - tmq_list_t* topic_list = tmq_list_new(); - tmq_list_append(topic_list, "topic_ctb_column"); - /*tmq_list_append(topic_list, "tmq_test_db_multi_insert_topic");*/ - return topic_list; -} - -void basic_consume_loop(tmq_t* tmq, tmq_list_t* topics) { - int32_t code; - - if ((code = tmq_subscribe(tmq, topics))) { - fprintf(stderr, "%% Failed to start consuming topics: %s\n", tmq_err2str(code)); - printf("subscribe err\n"); - return; - } - int32_t cnt = 0; - while (running) { - TAOS_RES* tmqmessage = tmq_consumer_poll(tmq, 1000); - if (tmqmessage) { - cnt++; - msg_process(tmqmessage); - /*if (cnt >= 2) break;*/ - /*printf("get data\n");*/ - taos_free_result(tmqmessage); - /*} else {*/ - /*break;*/ - /*tmq_commit_sync(tmq, NULL);*/ - } - } - - code = tmq_consumer_close(tmq); - if (code) - fprintf(stderr, "%% Failed to close consumer: %s\n", tmq_err2str(code)); - else - fprintf(stderr, "%% Consumer closed\n"); -} - -void sync_consume_loop(tmq_t* tmq, tmq_list_t* topics) { - static const int MIN_COMMIT_COUNT = 1; - - int msg_count = 0; - int32_t code; - - if ((code = tmq_subscribe(tmq, topics))) { - fprintf(stderr, "%% Failed to start consuming topics: %s\n", tmq_err2str(code)); - return; - } - - tmq_list_t* subList = NULL; - tmq_subscription(tmq, &subList); - char** subTopics = tmq_list_to_c_array(subList); - int32_t sz = tmq_list_get_size(subList); - printf("subscribed topics: "); - for (int32_t i = 0; i < sz; i++) { - printf("%s, ", subTopics[i]); - } - printf("\n"); - tmq_list_destroy(subList); - - while (running) { - TAOS_RES* tmqmessage = tmq_consumer_poll(tmq, 1000); - if (tmqmessage) { - msg_process(tmqmessage); - taos_free_result(tmqmessage); - - /*tmq_commit_sync(tmq, NULL);*/ - /*if ((++msg_count % MIN_COMMIT_COUNT) == 0) tmq_commit(tmq, NULL, 0);*/ - } - } - - code = tmq_consumer_close(tmq); - if (code) - fprintf(stderr, "%% Failed to close consumer: %s\n", tmq_err2str(code)); - else - fprintf(stderr, "%% Consumer closed\n"); -} - -int main(int argc, char* argv[]) { - printf("env init\n"); - if (init_env() < 0) { - return -1; - } - create_topic(); - - tmq_t* tmq = build_consumer(); - tmq_list_t* topic_list = build_topic_list(); - basic_consume_loop(tmq, topic_list); - /*sync_consume_loop(tmq, topic_list);*/ -}