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/*
* This file is part of PowerDNS or weakforced.
* Copyright -- PowerDNS.COM B.V. and its contributors
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 3 of the GNU General Public License as
* published by the Free Software Foundation.
*
* In addition, for the avoidance of any doubt, permission is granted to
* link this program with OpenSSL and to (re)distribute the binaries
* produced as the result of such linking.
*
* 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 02110-1301 USA.
*/
#include "replication_sdb.hh"
SDBReplicationOperation::SDBReplicationOperation()
{
sdb_msg.set_op_type(SDBOperation_SDBOpType_SDBOpNone);
}
SDBReplicationOperation::SDBReplicationOperation(const std::string& my_db_name, SDBOperation_SDBOpType my_op, const std::string& my_key)
{
sdb_msg.set_db_name(my_db_name);
sdb_msg.set_op_type(my_op);
sdb_msg.set_key(my_key);
}
SDBReplicationOperation::SDBReplicationOperation(const std::string& my_db_name, SDBOperation_SDBOpType my_op,
const std::string& my_key, const std::string& my_field_name,
const std::string& my_s) : SDBReplicationOperation(my_db_name, my_op, my_key)
{
sdb_msg.set_field_name(my_field_name);
sdb_msg.set_str_param(my_s);
}
SDBReplicationOperation::SDBReplicationOperation(const std::string& my_db_name, SDBOperation_SDBOpType my_op,
const std::string& my_key, const std::string& my_field_name,
int my_a) : SDBReplicationOperation(my_db_name, my_op, my_key)
{
sdb_msg.set_field_name(my_field_name);
sdb_msg.set_int_param(my_a);
}
SDBReplicationOperation::SDBReplicationOperation(const std::string& my_db_name, SDBOperation_SDBOpType my_op,
const std::string& my_key, const std::string& my_field_name,
const std::string& my_s, int my_a) : SDBReplicationOperation(my_db_name, my_op, my_key)
{
sdb_msg.set_field_name(my_field_name);
sdb_msg.set_str_param(my_s);
sdb_msg.set_int_param(my_a);
}
SDBReplicationOperation::SDBReplicationOperation(const std::string& my_db_name,
SDBOperation_SDBOpType my_op,
const std::string& my_key,
const std::string& my_field_name) : SDBReplicationOperation(my_db_name, my_op, my_key)
{
sdb_msg.set_field_name(my_field_name);
}
SDBReplicationOperation::SDBReplicationOperation(const std::string& my_db_name,
SDBOperation_SDBOpType my_op,
const std::string& my_key,
const TWStatsDBDumpEntry& my_entry) : SDBReplicationOperation(my_db_name, my_op, my_key)
{
for (auto i = my_entry.begin(); i != my_entry.end(); ++i) {
auto my_sync = sdb_msg.add_sync_fields();
my_sync->set_field_name(i->first);
my_sync->set_start_time(i->second.first);
for (auto j = i->second.second.begin();
j != i->second.second.end();
++j) {
auto my_tw = my_sync->add_time_windows();
my_tw->set_timestamp(j->first);
my_tw->set_tw_string(j->second.str());
}
}
}
std::string SDBReplicationOperation::serialize()
{
std::string ret_str;
sdb_msg.SerializeToString(&ret_str);
return ret_str;
}
AnyReplicationOperationP SDBReplicationOperation::unserialize(const std::string& str, bool& retval)
{
retval = true;
if (sdb_msg.ParseFromString(str)) {
return std::make_shared<SDBReplicationOperation>(std::move(sdb_msg));
}
retval = false;
return std::make_shared<SDBReplicationOperation>();
}
void SDBReplicationOperation::applyOperation()
{
if (sdb_msg.op_type() != SDBOperation_SDBOpType_SDBOpNone) {
TWStringStatsDBWrapper* statsdb;
{
std::lock_guard<std::mutex> lock(dbMap_mutx);
auto it = dbMap.find(sdb_msg.db_name());
if (it != dbMap.end())
statsdb = &(it->second);
else {
errlog("applyOperation(): Could not find db %s", sdb_msg.db_name());
return;
}
}
TWStatsDBDumpEntry entry;
switch(sdb_msg.op_type()) {
case SDBOperation_SDBOpType_SDBOpSyncKey:
for (int i=0; i < sdb_msg.sync_fields_size(); i++) {
TWStatsBufSerial sbs;
const auto& sync_field = sdb_msg.sync_fields(i);
for (int j=0; j < sync_field.time_windows_size(); j++) {
const auto& time_window = sync_field.time_windows(j);
sbs.push_back(std::make_pair(time_window.timestamp(), std::stringstream(time_window.tw_string())));
}
entry.emplace(std::make_pair(sync_field.field_name(),
std::make_pair(sync_field.start_time(), std::move(sbs))));
}
statsdb->restoreEntry(sdb_msg.key(), entry);
break;
case SDBOperation_SDBOpType_SDBOpReset:
statsdb->resetInternal(sdb_msg.key(), false);
break;
case SDBOperation_SDBOpType_SDBOpResetField:
statsdb->resetFieldInternal(sdb_msg.key(), sdb_msg.field_name(), false);
break;
case SDBOperation_SDBOpType_SDBOpAdd:
if (sdb_msg.has_field_name() == false) {
errlog("applyOperation(): No field_name found for statsdb add");
return;
}
if ((sdb_msg.has_str_param() == true) && (sdb_msg.has_int_param() == true))
statsdb->addInternal(sdb_msg.key(), sdb_msg.field_name(), sdb_msg.str_param(), sdb_msg.int_param(), false);
else if (sdb_msg.has_str_param() == true)
statsdb->addInternal(sdb_msg.key(), sdb_msg.field_name(), sdb_msg.str_param(), {}, false);
else if (sdb_msg.has_int_param() == true)
statsdb->addInternal(sdb_msg.key(), sdb_msg.field_name(), sdb_msg.int_param(), {}, false);
else
errlog("applyOperation(): Malformed statsdb add");
break;
case SDBOperation_SDBOpType_SDBOpSub:
if (sdb_msg.has_field_name() == false) {
errlog("applyOperation(): No field_name found for statsdb sub");
return;
}
if (sdb_msg.has_str_param() == true)
statsdb->subInternal(sdb_msg.key(), sdb_msg.field_name(), sdb_msg.str_param(), false);
else if (sdb_msg.has_int_param() == true)
statsdb->subInternal(sdb_msg.key(), sdb_msg.field_name(), sdb_msg.int_param(), false);
else
errlog("applyOperation(): Malformed statsdb sub");
break;
default:
errlog("applyOperation(): Invalid operation %d", sdb_msg.op_type());
}
}
}
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