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/**
* Tests that a mongod started with --directoryperdb will write data for database x into a directory
* named x inside the dbpath.
*
* This test does not make sense for in-memory storage engines, since they will not produce any data
* files.
* @tags: [requires_persistence]
*/
(function() {
'use strict';
const baseDir = "jstests_directoryperdb";
const dbpath = MongoRunner.dataPath + baseDir + "/";
const dbname = "foo";
const isDirectoryPerDBSupported =
jsTest.options().storageEngine == "wiredTiger" || !jsTest.options().storageEngine;
const m = MongoRunner.runMongod({dbpath: dbpath, directoryperdb: '', syncdelay: 1});
if (!isDirectoryPerDBSupported) {
assert.isnull(m, 'storage engine without directoryperdb support should fail to start up');
return;
} else {
assert(m, 'storage engine with directoryperdb support failed to start up');
}
const getDir = function(dbName, dbDirPath) {
return listFiles(dbDirPath).filter(function(path) {
return path.name.endsWith(dbName);
});
};
const checkDirExists = function(dbName, dbDirPath) {
const files = getDir(dbName, dbDirPath);
assert.eq(1,
files.length,
"dbpath did not contain '" + dbName +
"' directory when it should have: " + tojson(listFiles(dbDirPath)));
assert.gt(listFiles(files[0].name).length, 0);
};
const checkDirRemoved = function(dbName, dbDirPath) {
checkLog.containsJson(db.getMongo(), 4888200, {db: dbName});
assert.soon(
function() {
const files = getDir(dbName, dbDirPath);
if (files.length == 0) {
return true;
} else {
return false;
}
},
"dbpath contained '" + dbName +
"' directory when it should have been removed:" + tojson(listFiles(dbDirPath)),
20 * 1000); // The periodic task to run data table cleanup runs once a second.
};
const db = m.getDB(dbname);
assert.commandWorked(db.bar.insert({x: 1}));
checkDirExists(dbname, dbpath);
// Test that dropping the last collection in the database causes the database directory to be
// removed.
assert(db.bar.drop());
checkDirRemoved(dbname, dbpath);
// Test that dropping the entire database causes the database directory to be removed.
assert.commandWorked(db.bar.insert({x: 1}));
checkDirExists(dbname, dbpath);
assert.commandWorked(db.dropDatabase());
checkDirRemoved(dbname, dbpath);
MongoRunner.stopMongod(m);
// Subsequent attempt to start server using same dbpath without directoryperdb should fail.
assert.throws(() => MongoRunner.runMongod({dbpath: dbpath, restart: true}));
}());
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