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'use strict';
/**
* profile_command.js
*
* Sets the profile level and filter to different values, and asserts that they take effect
* simultaneously:
* 1. The profile command never returns an inconsistent combination of {level, filter}.
* 2. We never log or profile based on an inconsistent combination of {level, filter}.
*
* @tags: [
* requires_profiling,
* ]
*/
var $config = (function() {
const data = {
numDocs: 1000,
checkProfileResult: function(result) {
// After init(), these are the only profile settings we set.
// For example, we never set { level: 1, filter {millis: {$gt: 1}} }.
assert.contains({level: result.was, filter: result.filter}, [
{level: 0, filter: {$expr: {$const: false}}},
{level: 0, filter: {nreturned: {$gt: 0}}},
{level: 1, filter: {nModified: {$gt: 0}}},
]);
},
};
const states = {
init: function(db, collName) {},
logReads: function(db, collName) {
const result = db.setProfilingLevel(0, {filter: {nreturned: {$gt: 0}}});
this.checkProfileResult(result);
},
profileUpdates: function(db, collName) {
const result = db.setProfilingLevel(1, {filter: {nModified: {$gt: 0}}});
this.checkProfileResult(result);
},
readSomething: function(db, collName) {
assert.eq(this.numDocs, db[collName].count());
const numDocs = Random.randInt(this.numDocs);
const n = db[collName].find({_id: {$lt: numDocs}}).comment('readSomething').itcount();
assert.eq(n, numDocs);
},
updateSomething: function(db, collName) {
assert.eq(this.numDocs, db[collName].count());
const numDocs = Random.randInt(this.numDocs);
const resp = assert.commandWorked(db[collName].updateMany(
{_id: {$lt: numDocs}}, {$inc: {i: 1}}, {comment: 'updateSomething'}));
assert.eq(numDocs, resp.matchedCount);
assert.eq(numDocs, resp.modifiedCount);
},
};
const setup = function(db, collName) {
Random.setRandomSeed();
db.setProfilingLevel(0, {filter: {$expr: false}});
const docs = Array.from({length: this.numDocs}, (_, i) => ({_id: i}));
assert.commandWorked(db[collName].insert(docs));
};
const teardown = function(db, collName) {
db.setProfilingLevel(0, {filter: 'unset'});
// We never profiled a read.
assert.eq(0, db.system.profile.find({comment: 'readSomething'}).itcount());
};
// Just let every state go to every other state with equal probability.
const weights = {
logReads: 0.25,
profileUpdates: 0.25,
readSomething: 0.25,
updateSomething: 0.25,
};
const transitions = {
init: weights,
logReads: weights,
profileUpdates: weights,
readSomething: weights,
updateSomething: weights,
};
return {
data,
threadCount: 4,
iterations: 100,
states,
transitions,
setup,
teardown,
};
})();
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