2023ee4dc7
The resultset collection was not detected early enough in the code which caused partial results to be returned to the router.
59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
/**
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* MXS-1713: SchemaRouter unable to process SHOW DATABASES for a lot of schemas
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*
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* https://jira.mariadb.org/browse/MXS-1713
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*/
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#include "testconnections.h"
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#include <vector>
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#include <set>
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#include <numeric>
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int main(int argc, char** argv)
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{
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TestConnections test(argc, argv);
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const int n_db = 2000;
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std::vector<std::string> db_list;
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for (int i = 0; i < n_db; i++)
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{
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db_list.push_back("db" + std::to_string(i));
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}
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test.tprintf("Create %lu databases...", db_list.size());
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test.repl->connect();
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for (auto db : db_list)
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{
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execute_query(test.repl->nodes[0], "CREATE DATABASE %s", db.c_str());
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}
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test.tprintf("Done!");
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test.tprintf("Opening a connection with each database as the default database...", db_list.size());
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std::set<std::string> errors;
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for (auto db : db_list)
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{
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MYSQL* conn = open_conn_db(test.maxscales->port(), test.maxscales->ip(), db,
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test.maxscales->user_name, test.maxscales->password);
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if (execute_query_silent(conn, "SELECT 1") ||
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execute_query_silent(conn, "SHOW DATABASES"))
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{
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errors.insert(mysql_error(conn));
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}
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mysql_close(conn);
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}
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test.tprintf("Done!");
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test.assert(errors.empty(), "None of the queries should fail: %s",
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std::accumulate(errors.begin(), errors.end(), std::string(),
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[](const std::string &a, const std::string &b){return a + b + " ";}));
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test.tprintf("Dropping databases...");
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for (auto db : db_list)
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{
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execute_query(test.repl->nodes[0], "DROP DATABASE %s", db.c_str());
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}
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test.tprintf("Done!");
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return test.global_result;
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}
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