Files
mongo/jstests/sharding/stale_version_write.js

38 lines
1.0 KiB
JavaScript

// Tests whether a reset sharding version triggers errors
jsTest.log( "Starting sharded cluster..." )
var st = new ShardingTest( { shards : 1, mongos : 2, verbose : 2 } )
st.stopBalancer()
var mongosA = st.s0
var mongosB = st.s1
jsTest.log( "Adding new collections...")
var collA = mongosA.getCollection( jsTestName() + ".coll" )
assert.writeOK(collA.insert({ hello : "world" }));
var collB = mongosB.getCollection( "" + collA )
assert.writeOK(collB.insert({ hello : "world" }));
jsTest.log( "Enabling sharding..." )
printjson( mongosA.getDB( "admin" ).runCommand({ enableSharding : "" + collA.getDB() }) )
printjson( mongosA.getDB( "admin" ).runCommand({ shardCollection : "" + collA, key : { _id : 1 } }) )
// MongoD doesn't know about the config shard version *until* MongoS tells it
collA.findOne()
jsTest.log( "Trigger shard version mismatch..." );
assert.writeOK(collB.insert({ goodbye : "world" }));
print( "Inserted..." )
assert.eq( 3, collA.find().itcount() )
assert.eq( 3, collB.find().itcount() )
st.stop()