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//
// Tests that zero results are correctly returned with returnPartial and shards down
//
var st = new ShardingTest({shards : 3,
mongos : 1,
other : {mongosOptions : {verbose : 2},
separateConfig : true}});
// Stop balancer, we're doing our own manual chunk distribution
st.stopBalancer();
var mongos = st.s;
var config = mongos.getDB("config");
var admin = mongos.getDB("admin");
var shards = config.shards.find().toArray();
for ( var i = 0; i < shards.length; i++) {
shards[i].conn = new Mongo(shards[i].host);
}
var collOneShard = mongos.getCollection("foo.collOneShard");
var collAllShards = mongos.getCollection("foo.collAllShards");
printjson(admin.runCommand({enableSharding : collOneShard.getDB() + ""}))
printjson(admin.runCommand({movePrimary : collOneShard.getDB() + "",
to : shards[0]._id}));
printjson(admin.runCommand({shardCollection : collOneShard + "",
key : {_id : 1}}));
printjson(admin.runCommand({shardCollection : collAllShards + "",
key : {_id : 1}}));
// Split and move the "both shard" collection to both shards
printjson(admin.runCommand({split : collAllShards + "",
middle : {_id : 0}}));
printjson(admin.runCommand({split : collAllShards + "",
middle : {_id : 1000}}));
printjson(admin.runCommand({moveChunk : collAllShards + "",
find : {_id : 0},
to : shards[1]._id}));
printjson(admin.runCommand({moveChunk : collAllShards + "",
find : {_id : 1000},
to : shards[2]._id}));
// Collections are now distributed correctly
jsTest.log("Collections now distributed correctly.");
st.printShardingStatus();
var inserts = [{_id : -1},
{_id : 1},
{_id : 1000}];
collOneShard.insert(inserts);
collAllShards.insert(inserts);
assert.eq(null, collOneShard.getDB().getLastError());
var returnPartialFlag = 1 << 7;
jsTest.log("All shards up!");
assert.eq(3, collOneShard.find().itcount());
assert.eq(3, collAllShards.find().itcount());
assert.eq(3, collOneShard.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
assert.eq(3, collAllShards.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
jsTest.log("One shard down!")
MongoRunner.stopMongod(st.shard2)
jsTest.log("done.")
assert.eq(3, collOneShard.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
assert.eq(2, collAllShards.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
jsTest.log("Two shards down!")
MongoRunner.stopMongod(st.shard1)
jsTest.log("done.")
assert.eq(3, collOneShard.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
assert.eq(1, collAllShards.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
jsTest.log("All shards down!")
MongoRunner.stopMongod(st.shard0)
jsTest.log("done.")
assert.eq(0, collOneShard.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
assert.eq(0, collAllShards.find({}, {}, 0, 0, 0, returnPartialFlag).itcount());
jsTest.log("DONE!");
st.stop();
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