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acl/lib_acl_cpp/samples/db/mysql_manager/main.cpp

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add mysql cluster manager
2015-08-12 16:48:24 +08:00
// mysql.cpp : <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̨Ӧ<CCA8>ó<EFBFBD><C3B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ㡣
//
#include "acl_cpp/lib_acl.hpp"
const char* CREATE_TBL =
"create table group_tbl\r\n"
"(\r\n"
"group_name varchar(128) not null,\r\n"
"uvip_tbl varchar(32) not null default 'uvip_tbl',\r\n"
"access_tbl varchar(32) not null default 'access_tbl',\r\n"
"access_week_tbl varchar(32) not null default 'access_week_tbl',\r\n"
"access_month_tbl varchar(32) not null default 'access_month_tbl',\r\n"
"update_date date not null default '1970-1-1',\r\n"
"disable integer not null default 0,\r\n"
"add_by_hand integer not null default 0,\r\n"
"class_level integer not null default 0,\r\n"
"primary key(group_name, class_level)\r\n"
")";
static bool db_create(const char* dbaddr, const char* dbname,
const char* dbuser, const char* dbpass)
{
acl::db_mysql db(dbaddr, "mysql", dbuser, dbpass);
if (db.open() == false)
{
printf("open %s@mysql error, dbuser: %s, dbpass: %s\r\n",
dbaddr, dbuser, dbpass);
return false;
}
printf("mysqlclient lib's version: %ld, info: %s\r\n",
db.mysql_libversion(), db.mysql_client_info());
acl::string sql;
sql.format("use mysql");
if (db.sql_update(sql.c_str()) == false)
{
printf("'%s' error: %s\r\n", sql.c_str(), db.get_error());
return false;
}
db.free_result();
sql.format("create database %s character set utf8;\r\n", dbname);
if (db.sql_update(sql.c_str()) == false)
{
printf("'%s' error: %s\r\n", sql.c_str(), db.get_error());
return false;
}
db.free_result();
sql.format("grant CREATE,DROP,INSERT,DELETE,UPDATE,SELECT on %s.* to %s",
dbname, dbuser);
if (db.sql_update(sql.c_str()) == false)
{
printf("'%s' error: %s\r\n", sql.c_str(), db.get_error());
return false;
}
db.free_result();
sql = "flush privileges";
if (db.sql_update(sql.c_str()) == false)
{
printf("'%s' error: %s\r\n", sql.c_str(), db.get_error());
return false;
}
db.free_result();
printf("create db(%s) ok\r\n", dbname);
return true;
}
static bool tbl_create(const char* dbaddr, const char* dbname,
const char* dbuser, const char* dbpass)
{
acl::db_mysql db(dbaddr, dbname, dbuser, dbpass);
if (db.open() == false)
{
printf("open %s@mysql error, dbuser: %s, dbpass: %s\r\n",
dbaddr, dbuser, dbpass);
return false;
}
printf("mysqlclient lib's version: %ld, info: %s\r\n",
db.mysql_libversion(), db.mysql_client_info());
if (db.tbl_exists("group_tbl"))
{
printf("table exist\r\n");
return (true);
}
else if (db.sql_update(CREATE_TBL) == false)
{
printf("sql error\r\n");
return (false);
}
else
{
printf("create table ok\r\n");
return (true);
}
}
// <20><><EFBFBD>ӱ<EFBFBD><D3B1><EFBFBD><EFBFBD><EFBFBD>
static bool tbl_insert(acl::db_handle& db, int n)
{
acl::query query;
query.create_sql("insert into group_tbl(group_name, uvip_tbl,"
" update_date) values(:group, :test, :date)")
.set_format("group", "group:%d", n)
.set_parameter("test", "test")
.set_date("date", time(NULL), "%Y-%m-%d");
if (db.exec_update(query) == false)
return (false);
const acl::db_rows* result = db.get_result();
if (result)
{
const std::vector<acl::db_row*>& rows = result->get_rows();
for (size_t i = 0; i < rows.size(); i++)
{
const acl::db_row* row = rows[i];
for (size_t j = 0; j < row->length(); j++)
printf("%s, ", (*row)[j]);
printf("\r\n");
}
}
db.free_result();
return (true);
}
// <20><>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
static int tbl_select(acl::db_handle& db, int n)
{
acl::query query;
query.create_sql("select * from group_tbl where group_name=:group"
" and uvip_tbl=:test")
.set_format("group", "group:%d", n)
.set_format("test", "test");
if (db.exec_select(query) == false)
{
printf("select sql error\r\n");
return (-1);
}
printf("\r\n---------------------------------------------------\r\n");
// <20>г<EFBFBD><D0B3><EFBFBD>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ
const acl::db_rows* result = db.get_result();
if (result)
{
const std::vector<acl::db_row*>& rows = result->get_rows();
for (size_t i = 0; i < rows.size(); i++)
{
if (n > 100)
continue;
const acl::db_row* row = rows[i];
for (size_t j = 0; j < row->length(); j++)
printf("%s, ", (*row)[j]);
printf("\r\n");
}
}
// <20>г<EFBFBD><D0B3><EFBFBD>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
for (size_t i = 0; i < db.length(); i++)
{
if (n > 100)
continue;
const acl::db_row* row = db[i];
// ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD>¼<EFBFBD><C2BC>ij<EFBFBD><C4B3><EFBFBD>ֶε<D6B6>ֵ
const char* ptr = (*row)["group_name"];
if (ptr == NULL)
{
printf("error, no group name\r\n");
continue;
}
printf("group_name=%s: ", ptr);
for (size_t j = 0; j < row->length(); j++)
printf("%s, ", (*row)[j]);
printf("\r\n");
}
// <20>г<EFBFBD><D0B3><EFBFBD>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
const std::vector<acl::db_row*>* rows = db.get_rows();
if (rows)
{
std::vector<acl::db_row*>::const_iterator cit = rows->begin();
for (; cit != rows->end(); cit++)
{
if (n > 100)
continue;
const acl::db_row* row = *cit;
for (size_t j = 0; j < row->length(); j++)
printf("%s, ", (*row)[j]);
printf("\r\n");
}
}
int ret = (int) db.length();
// <20>ͷŲ<CDB7>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD>
db.free_result();
return (ret);
}
// ɾ<><C9BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
static bool tbl_delete(acl::db_handle& db, int n)
{
acl::query query;
query.create_sql("delete from group_tbl where group_name=:group")
.set_format("group", "group-%d", n);
if (db.exec_update(query) == false)
{
printf("delete sql error\r\n");
return (false);
}
for (size_t i = 0; i < db.length(); i++)
{
const acl::db_row* row = db[i];
for (size_t j = 0; j < row->length(); j++)
printf("%s, ", (*row)[j]);
printf("\r\n");
}
// <20>ͷŲ<CDB7>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD>
db.free_result();
return (true);
}
//////////////////////////////////////////////////////////////////////////////
class db_thread : public acl::thread
{
public:
db_thread(acl::mysql_manager& manager, int max, const char* dbkey)
: manager_(manager), max_(max), addr_(dbkey) {}
~db_thread() {}
protected:
void* run()
{
int n = 0;
for (int i = 0; i < max_; i++)
{
acl::db_pool* pool = (acl::db_pool*)
manager_.get(addr_.c_str(), false, true);
if (pool == NULL)
{
printf("peek db_pool failed\r\n");
break;
}
acl::db_handle* db = pool->peek_open();
if (db == NULL)
{
printf("peek db connection error\r\n");
break;
}
bool ret = tbl_insert(*db, i);
if (ret)
{
printf(">>insert ok: i=%d, affected: %d\r",
i, db->affect_count());
n++;
}
else
printf(">>insert error: i = %d\r\n", i);
pool->put(db);
}
printf("\r\n");
printf(">>insert total: %d\r\n", n);
n = 0;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD>
for (int i = 0; i < max_; i++)
{
acl::db_pool* pool = (acl::db_pool*)
manager_.get(addr_.c_str(), false, true);
if (pool == NULL)
{
printf("peek db_pool failed\r\n");
break;
}
acl::db_handle* db = pool->peek_open();
if (db == NULL)
{
printf("peek db connection error\r\n");
break;
}
int ret = tbl_select(*db, i);
if (ret >= 0)
{
n += ret;
printf(">>select ok: i=%d, ret=%d\r", i, ret);
}
else
printf(">>select error: i = %d\r\n", i);
pool->put(db);
}
printf("\r\n");
printf(">>select total: %d\r\n", n);
// <20><><EFBFBD><EFBFBD>ɾ<EFBFBD><C9BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
for (int i = 0; i < max_; i++)
{
acl::db_pool* pool = (acl::db_pool*)
manager_.get(addr_.c_str(), false, true);
if (pool == NULL)
{
printf("peek db_pool failed\r\n");
break;
}
acl::db_handle* db = pool->peek_open();
if (db == NULL)
{
printf("peek db connection error\r\n");
break;
}
bool ret = tbl_delete(*db, i);
if (ret)
printf(">>delete ok: %d, affected: %d\r",
i, (int) db->affect_count());
else
printf(">>delete error: i = %d\r\n", i);
pool->put(db);
}
printf("\r\n");
return NULL;
}
private:
acl::mysql_manager& manager_;
int max_;
acl::string addr_;
};
//////////////////////////////////////////////////////////////////////////////
int main(void)
{
// WIN32 <20><><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>ô˺<C3B4><CBBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>й<EFBFBD> SOCKET <20>ij<EFBFBD>ʼ<EFBFBD><CABC>
acl::acl_cpp_init();
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־<EFBFBD><D6BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ļ
acl::log::stdout_open(true);
acl::string line;
acl::stdin_stream in;
acl::stdout_stream out;
#if defined(_WIN32) || defined(_WIN64)
const char* libname = "libmysql.dll";
#else
const char* libname = "libmysqlclient_r.so";
#endif
acl::string path;
// <20><>Ϊ<EFBFBD><CEAA><EFBFBD>ö<EFBFBD>̬<EFBFBD><CCAC><EFBFBD>صķ<D8B5>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ҪӦ<D2AA>ø<EFBFBD><C3B8><EFBFBD> mysql <20>ͻ<EFBFBD><CDBB>˿<EFBFBD><CBBF><EFBFBD><EFBFBD>ڵ<EFBFBD>·<EFBFBD><C2B7>
out.format("Enter %s load path: ", libname);
if (in.gets(line) && !line.empty())
#if defined(_WIN32) || defined(_WIN64)
path.format("%s\\%s", line.c_str(), libname);
#else
path.format("%s/%s", line.c_str(), libname);
#endif
else
path = libname;
out.format("%s path: %s\r\n", libname, path.c_str());
// <20><><EFBFBD>ö<EFBFBD>̬<EFBFBD><CCAC><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD>ȫ·<C8AB><C2B7>
acl::db_handle::set_loadpath(path);
acl::string dbaddr("127.0.0.1:3306");
acl::string dbname("acl_db"), dbuser("root"), dbpass("111111");
out.format("Enter dbaddr [default: %s]: ", dbaddr.c_str());
if (in.gets(line) && !line.empty())
dbaddr = line;
out.format("Enter dbname [default: %s]: ", dbname.c_str());
if (in.gets(line) && !line.empty())
dbname = line;
out.format("Enter dbuser [default: %s]: ", dbuser.c_str());
if (in.gets(line) && !line.empty())
dbuser = line;
out.format("Enter dbpass [default: %s]: ", dbpass.c_str());
if (in.gets(line) && !line.empty())
dbpass = line;
out.format("dbname: %s, dbuser: %s, dbpass: %s\r\n",
dbname.c_str(), dbuser.c_str(), dbpass.c_str());
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݿ⣬<DDBF><E2A3AC><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA> root <20><><EFBFBD>ݽ<EFBFBD><DDBD>д<EFBFBD><D0B4><EFBFBD>
out.format("Do you want to create %s? yes|no: ", dbname.c_str());
if (in.gets(line) && (line == "yes" || line == "y"))
{
if (dbuser != "root")
{
printf("dbuser must be root for create db\r\n");
dbuser = "root";
}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݿ<EFBFBD>
if (db_create(dbaddr, dbname, dbuser, dbpass) == false)
{
printf("create db failed, enter any key to exit.\r\n");
getchar();
return 1;
}
printf("create db %s ok, enter any key to continue\r\n",
dbname.c_str());
(void) in.gets(line);
}
// <20><><EFBFBD><EFBFBD><EFBFBD>ݱ<EFBFBD><DDB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (tbl_create(dbaddr, dbname, dbuser, dbpass) == false)
{
printf("create table error\r\n");
getchar();
return 1;
}
//////////////////////////////////////////////////////////////////////
out.puts("Enter any key to continue ...");
(void) in.gets(line);
// <20><><EFBFBD>ӳ<EFBFBD><D3B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƣ<EFBFBD><C6A3><EFBFBD>ֵӦ<D6B5><D3A6><EFBFBD>̳߳<DFB3><CCB3>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><DFB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȣ<EFBFBD>
// <20>Ա<EFBFBD>֤ÿ<D6A4><C3BF><EFBFBD>̶߳<DFB3><CCB6><EFBFBD><EFBFBD>Ի<EFBFBD><D4BB><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int dblimit = 10;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݿ<EFBFBD><DDBF><EFBFBD><EFBFBD>ӳض<D3B3><D8B6><EFBFBD>
acl::mysql_manager* manager = new acl::mysql_manager;
manager->add(dbaddr, dbname, dbuser, dbpass, dblimit);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӳ<EFBFBD><D3B3><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ӵĿ<D3B5><C4BF><EFBFBD>ʱ<EFBFBD><CAB1>(<28><>)
//dp->set_idle(120);
// ÿ<><C3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><DFB3>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD>еĴ<D0B5><C4B4><EFBFBD>
int max = 10;
acl::string dbkey;
dbkey.format("%s@%s", dbname.c_str(), dbaddr.c_str());
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD>
std::vector<db_thread*> threads;
for (int i = 0; i < dblimit; i++)
{
db_thread* thread = new db_thread(*manager, max, dbkey);
threads.push_back(thread);
thread->set_detachable(false);
thread->start();
}
// <20>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD>й<EFBFBD><D0B9><EFBFBD><EFBFBD>߳<EFBFBD><DFB3>˳<EFBFBD>
std::vector<db_thread*>::iterator it;
for (it = threads.begin(); it != threads.end(); ++it)
{
(*it)->wait(NULL);
delete *it;
}
//#ifndef WIN32
// mysql_server_end();
// mysql_thread_end();
//#endif
delete manager;
printf("Enter any key to exit.\r\n");
getchar();
return 0;
}
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