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//
// Tests sharding-related batch write protocol functionality
// NOTE: Basic write functionality is tested via the passthrough tests, this file should contain
// *only* mongos-specific tests.
//
// Checking UUID and index consistency involves talking to the config server primary, but there is
// no config server primary by the end of this test.
TestData.skipCheckingUUIDsConsistentAcrossCluster = true;
TestData.skipCheckingIndexesConsistentAcrossCluster = true;
TestData.skipCheckOrphans = true;
TestData.skipCheckShardFilteringMetadata = true;
(function() {
"use strict";
var st = new ShardingTest({shards: 2, config: 3});
jsTest.log("Starting sharding batch write tests...");
var request;
var result;
// NOTE: ALL TESTS BELOW SHOULD BE SELF-CONTAINED, FOR EASIER DEBUGGING
//
//
// Mongos _id autogeneration tests for sharded collections
var coll = st.s.getCollection("foo.bar");
assert.commandWorked(st.s.adminCommand(
{enableSharding: coll.getDB().toString(), primaryShard: st.shard1.shardName}));
assert.commandWorked(st.s.adminCommand({shardCollection: coll.toString(), key: {_id: 1}}));
//
// Basic insert no _id
coll.remove({});
printjson(request = {
insert: coll.getName(),
documents: [{a: 1}]
});
printjson(result = coll.runCommand(request));
assert(result.ok);
assert.eq(1, result.n);
assert.eq(1, coll.count());
//
// Multi insert some _ids
coll.remove({});
printjson(request = {
insert: coll.getName(),
documents: [{_id: 0, a: 1}, {a: 2}]
});
printjson(result = coll.runCommand(request));
assert(result.ok);
assert.eq(2, result.n);
assert.eq(2, coll.count());
assert.eq(1, coll.count({_id: 0}));
//
// Ensure generating many _ids don't push us over limits
var maxDocSize = (16 * 1024 * 1024) / 1000;
var baseDocSize = Object.bsonsize({a: 1, data: ""});
var dataSize = maxDocSize - baseDocSize;
var data = "";
for (var i = 0; i < dataSize; i++)
data += "x";
var documents = [];
for (var i = 0; i < 1000; i++)
documents.push({a: i, data: data});
assert.commandWorked(coll.getMongo().adminCommand({setParameter: 1, logLevel: 4}));
coll.remove({});
request = {
insert: coll.getName(),
documents: documents
};
printjson(result = coll.runCommand(request));
assert(result.ok);
assert.eq(1000, result.n);
assert.eq(1000, coll.count());
//
//
// Config server upserts (against admin db, for example) require _id test
var adminColl = st.s.getDB('admin')[coll.getName()];
//
// Without _id
adminColl.remove({});
printjson(request = {
update: adminColl.getName(),
updates: [{q: {a: 1}, u: {a: 1}, upsert: true}]
});
var result = adminColl.runCommand(request);
assert.commandWorked(result);
assert.eq(1, result.n);
assert.eq(1, adminColl.count());
//
// With _id
adminColl.remove({});
printjson(request = {
update: adminColl.getName(),
updates: [{q: {_id: 1, a: 1}, u: {a: 1}, upsert: true}]
});
assert.commandWorked(adminColl.runCommand(request));
assert.eq(1, result.n);
assert.eq(1, adminColl.count());
//
//
// Tests against config server
var configColl = st.s.getCollection('config.batch_write_protocol_sharded');
//
// Basic config server insert
configColl.remove({});
printjson(request = {
insert: configColl.getName(),
documents: [{a: 1}]
});
var result = configColl.runCommand(request);
assert.commandWorked(result);
assert.eq(1, result.n);
st.configRS.awaitReplication();
assert.eq(1, st.config0.getCollection(configColl + "").count());
assert.eq(1, st.config1.getCollection(configColl + "").count());
assert.eq(1, st.config2.getCollection(configColl + "").count());
//
// Basic config server update
configColl.remove({});
configColl.insert({a: 1});
printjson(request = {
update: configColl.getName(),
updates: [{q: {a: 1}, u: {$set: {b: 2}}}]
});
printjson(result = configColl.runCommand(request));
assert(result.ok);
assert.eq(1, result.n);
st.configRS.awaitReplication();
assert.eq(1, st.config0.getCollection(configColl + "").count({b: 2}));
assert.eq(1, st.config1.getCollection(configColl + "").count({b: 2}));
assert.eq(1, st.config2.getCollection(configColl + "").count({b: 2}));
//
// Basic config server delete
configColl.remove({});
configColl.insert({a: 1});
printjson(request = {
'delete': configColl.getName(),
deletes: [{q: {a: 1}, limit: 0}]
});
printjson(result = configColl.runCommand(request));
assert(result.ok);
assert.eq(1, result.n);
st.configRS.awaitReplication();
assert.eq(0, st.config0.getCollection(configColl + "").count());
assert.eq(0, st.config1.getCollection(configColl + "").count());
assert.eq(0, st.config2.getCollection(configColl + "").count());
st.stopConfigServer(1);
st.stopConfigServer(2);
st.configRS.awaitNoPrimary();
// Config server insert with no config PRIMARY
configColl.remove({});
printjson(request = {
insert: configColl.getName(),
documents: [{a: 1}]
});
printjson(result = configColl.runCommand(request));
assert.commandFailedWithCode(result, ErrorCodes.FailedToSatisfyReadPreference);
// Config server insert with no config PRIMARY
configColl.remove({});
configColl.insert({a: 1});
printjson(request = {
update: configColl.getName(),
updates: [{q: {a: 1}, u: {$set: {b: 2}}}]
});
printjson(result = configColl.runCommand(request));
assert.commandFailedWithCode(result, ErrorCodes.FailedToSatisfyReadPreference);
// Config server insert with no config PRIMARY
configColl.remove({});
configColl.insert({a: 1});
printjson(request = {
delete: configColl.getName(),
deletes: [{q: {a: 1}, limit: 0}]
});
printjson(result = configColl.runCommand(request));
assert.commandFailedWithCode(result, ErrorCodes.FailedToSatisfyReadPreference);
jsTest.log("DONE!");
st.stop();
}());
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