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/**
* Copyright (C) 2016 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* 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. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kReplication
#include "mongo/platform/basic.h"
#include "mongo/db/repl/oplog_entry.h"
#include "mongo/db/namespace_string.h"
namespace mongo {
namespace repl {
const int OplogEntry::kOplogVersion = 2;
OplogEntry::OplogEntry(const BSONObj& rawInput) : raw(rawInput.getOwned()) {
for (auto elem : raw) {
const auto name = elem.fieldNameStringData();
if (name == "ns") {
ns = elem.valuestrsafe();
} else if (name == "op") {
opType = elem.valuestrsafe();
} else if (name == "o2") {
o2 = elem;
} else if (name == "ts") {
ts = elem;
} else if (name == "v") {
version = elem;
} else if (name == "o") {
o = elem;
}
}
}
bool OplogEntry::isCommand() const {
return opType[0] == 'c';
}
bool OplogEntry::isCrudOpType() const {
switch (opType[0]) {
case 'd':
case 'i':
case 'u':
return opType[1] == 0;
}
return false;
}
bool OplogEntry::hasNamespace() const {
return !ns.empty();
}
int OplogEntry::getVersion() const {
return version.eoo() ? 1 : version.Int();
}
BSONElement OplogEntry::getIdElement() const {
invariant(isCrudOpType());
switch (opType[0]) {
case 'u':
return o2.Obj()["_id"];
case 'd':
case 'i':
return o.Obj()["_id"];
}
MONGO_UNREACHABLE;
}
OpTime OplogEntry::getOpTime() const {
return fassertStatusOK(34436, OpTime::parseFromOplogEntry(raw));
}
Seconds OplogEntry::getTimestampSecs() const {
return Seconds(ts.timestamp().getSecs());
}
StringData OplogEntry::getCollectionName() const {
return nsToCollectionSubstring(ns);
}
std::string OplogEntry::toString() const {
return raw.toString();
}
std::ostream& operator<<(std::ostream& s, const OplogEntry& o) {
return s << o.toString();
}
} // namespace repl
} // namespace mongo
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