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/* Copyright (C) 2008 MySQL AB
Use is subject to license terms
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
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. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
#include <AtrtClient.hpp>
#include <NDBT_Output.hpp>
#include <NdbSleep.h>
AtrtClient::AtrtClient(const char* _user,
const char* _password,
const char* _group_suffix)
: DbUtil(_user, _password, _group_suffix)
{
}
AtrtClient::AtrtClient(MYSQL* mysql)
: DbUtil(mysql)
{
}
AtrtClient::~AtrtClient(){
}
int
AtrtClient::writeCommand(AtrtCommandType _type,
const Properties& args){
if (!isConnected())
return false;
BaseString sql;
sql.assfmt("INSERT command ( ");
const char* name;
{
Properties::Iterator iter(&args);
while((name= iter.next())){
sql.appfmt("%s, ", name);
}
}
sql.appfmt(" state, cmd) VALUES (");
{
Properties::Iterator iter(&args);
while((name= iter.next())){
PropertiesType t;
Uint32 val_i;
BaseString val_s;
args.getTypeOf(name, &t);
switch(t) {
case PropertiesType_Uint32:
args.get(name, &val_i);
sql.appfmt("%d, ", val_i);
break;
case PropertiesType_char:
args.get(name, val_s);
sql.appfmt("'%s', ", val_s.c_str());
break;
default:
assert(false);
break;
}
}
}
sql.appfmt("'new', %d)", _type);
if (!doQuery(sql)){
return -1;
}
return mysql_insert_id(m_mysql);
}
bool
AtrtClient::readCommand(uint command_id,
SqlResultSet& result){
Properties args;
args.put("0", command_id);
return runQuery("SELECT * FROM command WHERE id = ?",
args,
result);
}
bool
AtrtClient::doCommand(AtrtCommandType type,
const Properties& args){
int running_timeout= 10;
int total_timeout= 120;
int commandId= writeCommand(type,
args);
if (commandId == -1){
g_err << "Failed to write command" << endl;
return false;
}
while (true){
SqlResultSet result;
if (!readCommand(commandId, result))
{
result.print();
g_err << "Failed to read command "<< commandId << endl;
return false;
}
// Get first row
result.next();
// Check if command has completed
BaseString state(result.column("state"));
if (state == "done") {
return true;
}
if (state == "new"){
if (!running_timeout--){
g_err << "Timeout while waiting for command "
<< commandId << " to start run" << endl;
return false;
}
}
else if (!total_timeout--){
g_err << "Timeout while waiting for result of command "
<< commandId << endl;
return false;
}
NdbSleep_SecSleep(1);
}
return false;
}
bool
AtrtClient::changeVersion(int process_id,
const char* process_args){
Properties args;
args.put("process_id", process_id);
args.put("process_args", process_args);
return doCommand(ATCT_CHANGE_VERSION, args);
}
bool
AtrtClient::resetProc(int process_id){
Properties args;
args.put("process_id", process_id);
return doCommand(ATCT_RESET_PROC, args);
}
bool
AtrtClient::getConnectString(int cluster_id, SqlResultSet& result){
Properties args;
args.put("0", cluster_id);
return doQuery("SELECT value as connectstring " \
"FROM cluster c, process p, host h, options o " \
"WHERE c.id=p.cluster_id AND p.host_id=h.id AND " \
"p.id=o.process_id AND c.id=? AND " \
"o.name='--ndb-connectstring=' AND type='ndb_mgmd'",
args,
result);
}
bool
AtrtClient::getClusters(SqlResultSet& result){
Properties args;
return runQuery("SELECT id, name FROM cluster WHERE name != '.atrt'",
args,
result);
}
bool
AtrtClient::getMgmds(int cluster_id, SqlResultSet& result){
Properties args;
args.put("0", cluster_id);
return runQuery("SELECT * FROM process WHERE cluster_id=? and type='ndb_mgmd'",
args,
result);
}
bool
AtrtClient::getNdbds(int cluster_id, SqlResultSet& result){
Properties args;
args.put("0", cluster_id);
return runQuery("SELECT * FROM process WHERE cluster_id=? and type='ndbd'",
args,
result);
}
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