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/**
* Tests to validate the input values accepted by internal query server parameters. The test
* verfies that the system responds with the expected error code for input values that fall outside
* each parameter's valid bounds, and correctly applies input values which fall within that
* parameter's valid bounds.
*/
(function() {
"use strict";
const conn = MongoRunner.runMongod();
const testDB = conn.getDB("admin");
const expectedParamDefaults = {
internalQueryPlanEvaluationWorks: 10000,
internalQueryPlanEvaluationCollFraction: 0.3,
internalQueryPlanEvaluationCollFractionSbe: 0.0,
internalQueryPlanEvaluationMaxResults: 101,
internalQueryCacheMaxEntriesPerCollection: 5000,
// This is a deprecated alias for "internalQueryCacheMaxEntriesPerCollection".
internalQueryCacheSize: 5000,
internalQueryCacheEvictionRatio: 10.0,
internalQueryCacheWorksGrowthCoefficient: 2.0,
internalQueryCacheDisableInactiveEntries: false,
internalQueryCacheMaxSizeBytesBeforeStripDebugInfo: 512 * 1024 * 1024,
internalQueryPlannerMaxIndexedSolutions: 64,
internalQueryEnumerationMaxOrSolutions: 10,
internalQueryEnumerationMaxIntersectPerAnd: 3,
internalQueryForceIntersectionPlans: false,
internalQueryPlannerEnableIndexIntersection: true,
internalQueryPlannerEnableHashIntersection: false,
internalQueryPlanOrChildrenIndependently: true,
internalQueryMaxScansToExplode: 200,
internalQueryMaxBlockingSortMemoryUsageBytes: 100 * 1024 * 1024,
internalQueryExecYieldIterations: 1000,
internalQueryExecYieldPeriodMS: 10,
internalQueryFacetBufferSizeBytes: 100 * 1024 * 1024,
internalDocumentSourceCursorBatchSizeBytes: 4 * 1024 * 1024,
internalDocumentSourceLookupCacheSizeBytes: 100 * 1024 * 1024,
internalLookupStageIntermediateDocumentMaxSizeBytes: 100 * 1024 * 1024,
internalDocumentSourceGroupMaxMemoryBytes: 100 * 1024 * 1024,
internalDocumentSourceSetWindowFieldsMaxMemoryBytes: 100 * 1024 * 1024,
internalQueryMaxJsEmitBytes: 100 * 1024 * 1024,
internalQueryMaxPushBytes: 100 * 1024 * 1024,
internalQueryMaxRangeBytes: 100 * 1024 * 1024,
internalQueryMaxAddToSetBytes: 100 * 1024 * 1024,
// Should be half the value of 'internalQueryExecYieldIterations' parameter.
internalInsertMaxBatchSize: 500,
internalQueryPlannerGenerateCoveredWholeIndexScans: false,
internalQueryIgnoreUnknownJSONSchemaKeywords: false,
internalQueryProhibitBlockingMergeOnMongoS: false,
internalQuerySlotBasedExecutionMaxStaticIndexScanIntervals: 1000
};
function assertDefaultParameterValues() {
// For each parameter in 'expectedParamDefaults' verify that the value returned by
// 'getParameter' is same as the expected value.
for (let paramName in expectedParamDefaults) {
const expectedParamValue = expectedParamDefaults[paramName];
const getParamRes =
assert.commandWorked(testDB.adminCommand({getParameter: 1, [paramName]: 1}));
assert.eq(getParamRes[paramName], expectedParamValue);
}
}
function assertSetParameterSucceeds(paramName, value) {
assert.commandWorked(testDB.adminCommand({setParameter: 1, [paramName]: value}));
// Verify that the set parameter actually worked by doing a get and verifying the value.
const getParamRes =
assert.commandWorked(testDB.adminCommand({getParameter: 1, [paramName]: 1}));
assert.eq(getParamRes[paramName], value);
}
function assertSetParameterFails(paramName, value) {
assert.commandFailedWithCode(testDB.adminCommand({setParameter: 1, [paramName]: value}),
ErrorCodes.BadValue);
}
// InternalPipelineLengthLimit is different is lowered in a debug build so its expected value
// depends on that
const getParamRes =
assert.commandWorked(testDB.adminCommand({getParameter: 1, internalPipelineLengthLimit: 1}));
assert.eq(getParamRes["internalPipelineLengthLimit"],
testDB.adminCommand("buildInfo").debug ? 200 : 1000);
// Verify that the default values are set as expected when the server starts up.
assertDefaultParameterValues();
assertSetParameterSucceeds("internalQueryPlanEvaluationWorks", 11);
assertSetParameterFails("internalQueryPlanEvaluationWorks", 0);
assertSetParameterFails("internalQueryPlanEvaluationWorks", -1);
for (let paramName of ["internalQueryPlanEvaluationCollFraction",
"internalQueryPlanEvaluationCollFractionSbe"]) {
assertSetParameterSucceeds(paramName, 0.0);
assertSetParameterSucceeds(paramName, 0.444);
assertSetParameterSucceeds(paramName, 1.0);
assertSetParameterFails(paramName, -0.1);
assertSetParameterFails(paramName, 1.0001);
}
assertSetParameterSucceeds("internalQueryPlanEvaluationMaxResults", 11);
assertSetParameterSucceeds("internalQueryPlanEvaluationMaxResults", 0);
assertSetParameterFails("internalQueryPlanEvaluationMaxResults", -1);
assertSetParameterSucceeds("internalQueryCacheMaxEntriesPerCollection", 1);
assertSetParameterSucceeds("internalQueryCacheMaxEntriesPerCollection", 0);
assertSetParameterFails("internalQueryCacheMaxEntriesPerCollection", -1);
// "internalQueryCacheSize" is a deprecated alias for "internalQueryCacheMaxEntriesPerCollection".
assertSetParameterSucceeds("internalQueryCacheSize", 1);
assertSetParameterSucceeds("internalQueryCacheSize", 0);
assertSetParameterFails("internalQueryCacheSize", -1);
assertSetParameterSucceeds("internalQueryCacheMaxSizeBytesBeforeStripDebugInfo", 1);
assertSetParameterSucceeds("internalQueryCacheMaxSizeBytesBeforeStripDebugInfo", 0);
assertSetParameterFails("internalQueryCacheMaxSizeBytesBeforeStripDebugInfo", -1);
assertSetParameterSucceeds("internalQueryCacheEvictionRatio", 1.0);
assertSetParameterSucceeds("internalQueryCacheEvictionRatio", 0.0);
assertSetParameterFails("internalQueryCacheEvictionRatio", -0.1);
assertSetParameterSucceeds("internalQueryCacheWorksGrowthCoefficient", 1.1);
assertSetParameterFails("internalQueryCacheWorksGrowthCoefficient", 1.0);
assertSetParameterFails("internalQueryCacheWorksGrowthCoefficient", 0.1);
assertSetParameterSucceeds("internalQueryPlannerMaxIndexedSolutions", 11);
assertSetParameterSucceeds("internalQueryPlannerMaxIndexedSolutions", 0);
assertSetParameterFails("internalQueryPlannerMaxIndexedSolutions", -1);
assertSetParameterSucceeds("internalQueryEnumerationMaxOrSolutions", 11);
assertSetParameterSucceeds("internalQueryEnumerationMaxOrSolutions", 0);
assertSetParameterFails("internalQueryEnumerationMaxOrSolutions", -1);
assertSetParameterSucceeds("internalQueryEnumerationMaxIntersectPerAnd", 11);
assertSetParameterSucceeds("internalQueryEnumerationMaxIntersectPerAnd", 0);
assertSetParameterFails("internalQueryEnumerationMaxIntersectPerAnd", -1);
assertSetParameterSucceeds("internalQueryMaxScansToExplode", 11);
assertSetParameterSucceeds("internalQueryMaxScansToExplode", 0);
assertSetParameterFails("internalQueryMaxScansToExplode", -1);
assertSetParameterSucceeds("internalQueryMaxBlockingSortMemoryUsageBytes", 11);
assertSetParameterSucceeds("internalQueryMaxBlockingSortMemoryUsageBytes", 0);
assertSetParameterFails("internalQueryMaxBlockingSortMemoryUsageBytes", -1);
assertSetParameterSucceeds("internalQueryExecYieldIterations", 10);
assertSetParameterSucceeds("internalQueryExecYieldIterations", 0);
assertSetParameterSucceeds("internalQueryExecYieldIterations", -1);
assertSetParameterSucceeds("internalQueryExecYieldPeriodMS", 1);
assertSetParameterSucceeds("internalQueryExecYieldPeriodMS", 0);
assertSetParameterFails("internalQueryExecYieldPeriodMS", -1);
assertSetParameterSucceeds("internalQueryExecYieldPeriodMS", 11);
assertSetParameterSucceeds("internalQueryExecYieldPeriodMS", 0);
assertSetParameterFails("internalQueryExecYieldPeriodMS", -1);
assertSetParameterSucceeds("internalQueryFacetBufferSizeBytes", 1);
assertSetParameterFails("internalQueryFacetBufferSizeBytes", 0);
assertSetParameterFails("internalQueryFacetBufferSizeBytes", -1);
assertSetParameterSucceeds("internalDocumentSourceGroupMaxMemoryBytes", 11);
assertSetParameterFails("internalDocumentSourceGroupMaxMemoryBytes", 0);
assertSetParameterFails("internalDocumentSourceGroupMaxMemoryBytes", -1);
assertSetParameterSucceeds("internalDocumentSourceSetWindowFieldsMaxMemoryBytes", 11);
assertSetParameterFails("internalDocumentSourceSetWindowFieldsMaxMemoryBytes", 0);
assertSetParameterFails("internalDocumentSourceSetWindowFieldsMaxMemoryBytes", -1);
assertSetParameterSucceeds("internalQueryMaxJsEmitBytes", 10);
assertSetParameterFails("internalQueryMaxJsEmitBytes", 0);
assertSetParameterFails("internalQueryMaxJsEmitBytes", -1);
assertSetParameterSucceeds("internalQueryMaxPushBytes", 10);
assertSetParameterFails("internalQueryMaxPushBytes", 0);
assertSetParameterFails("internalQueryMaxPushBytes", -1);
assertSetParameterSucceeds("internalQueryMaxAddToSetBytes", 10);
assertSetParameterFails("internalQueryMaxAddToSetBytes", 0);
assertSetParameterFails("internalQueryMaxAddToSetBytes", -1);
// Internal BSON max object size is slightly larger than the max user object size, to
// accommodate command metadata.
const bsonUserSizeLimit = assert.commandWorked(testDB.hello()).maxBsonObjectSize;
const bsonObjMaxInternalSize = bsonUserSizeLimit + 16 * 1024;
assertSetParameterFails("internalLookupStageIntermediateDocumentMaxSizeBytes", 1);
assertSetParameterSucceeds("internalLookupStageIntermediateDocumentMaxSizeBytes",
bsonObjMaxInternalSize);
assertSetParameterSucceeds("internalInsertMaxBatchSize", 11);
assertSetParameterFails("internalInsertMaxBatchSize", 0);
assertSetParameterFails("internalInsertMaxBatchSize", -1);
assertSetParameterSucceeds("internalDocumentSourceCursorBatchSizeBytes", 11);
assertSetParameterSucceeds("internalDocumentSourceCursorBatchSizeBytes", 0);
assertSetParameterFails("internalDocumentSourceCursorBatchSizeBytes", -1);
assertSetParameterSucceeds("internalDocumentSourceLookupCacheSizeBytes", 11);
assertSetParameterSucceeds("internalDocumentSourceLookupCacheSizeBytes", 0);
assertSetParameterFails("internalDocumentSourceLookupCacheSizeBytes", -1);
assertSetParameterSucceeds("internalQuerySlotBasedExecutionMaxStaticIndexScanIntervals", 1001);
assertSetParameterFails("internalQuerySlotBasedExecutionMaxStaticIndexScanIntervals", 0);
assertSetParameterFails("internalQuerySlotBasedExecutionMaxStaticIndexScanIntervals", -1);
assertSetParameterSucceeds("internalQueryForceClassicEngine", true);
assertSetParameterSucceeds("internalQueryForceClassicEngine", false);
MongoRunner.stopMongod(conn);
})();
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