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//
// Tests of sharded GLE enforcing write concern against operations in a cluster
// Basic sharded GLE operation is tested elsewhere.
//
// Options for a cluster with two replica set shards, the first with two nodes the second with one
// This lets us try a number of GLE scenarios
var options = { separateConfig : true,
rs : true,
rsOptions : { nojournal : "" },
// Options for each replica set shard
rs0 : { nodes : 3 },
rs1 : { nodes : 3 } };
var st = new ShardingTest({ shards : 2, mongos : 1, other : options, verbose: 4});
st.stopBalancer();
var mongos = st.s0;
var admin = mongos.getDB( "admin" );
var config = mongos.getDB( "config" );
var coll = mongos.getCollection( jsTestName() + ".coll" );
var shards = config.shards.find().toArray();
assert.commandWorked( admin.runCommand({ enableSharding : coll.getDB().toString() }) );
printjson( admin.runCommand({ movePrimary : coll.getDB().toString(), to : shards[0]._id }) );
assert.commandWorked( admin.runCommand({ shardCollection : coll.toString(), key : { _id : 1 } }) );
assert.commandWorked( admin.runCommand({ split : coll.toString(), middle : { _id : 0 } }) );
assert.commandWorked( admin.runCommand({ moveChunk : coll.toString(),
find : { _id : 0 },
to : shards[1]._id }) );
st.printShardingStatus();
var gle = null;
//
// No journal insert, GLE fails
coll.remove({});
coll.insert({ _id : 1 });
printjson(gle = coll.getDB().runCommand({ getLastError : 1, j : true }));
assert(!gle.ok);
assert(gle.errmsg);
//
// Successful insert, write concern mode invalid
coll.remove({});
coll.insert({ _id : -1 });
printjson(gle = coll.getDB().runCommand({ getLastError : 1, w : 'invalid' }));
assert(!gle.ok);
assert(!gle.err);
assert(gle.errmsg);
assert.eq(gle.code, 79); // UnknownReplWriteConcern - needed for backwards compatibility
assert.eq(coll.count(), 1);
//
// Error on insert (dup key), write concern error not reported
coll.remove({});
coll.insert({ _id : -1 });
coll.insert({ _id : -1 });
printjson(gle = coll.getDB().runCommand({ getLastError : 1, w : 'invalid' }));
assert(gle.ok);
assert(gle.err);
assert(gle.code);
assert(!gle.errmsg);
assert.eq(coll.count(), 1);
//
// Successful remove on one shard, write concern timeout on the other
var s0Id = st.rs0.getNodeId(st.rs0.liveNodes.slaves[0]);
st.rs0.stop(s0Id);
coll.remove({});
st.rs1.awaitReplication(); // To ensure the first shard won't timeout
printjson(gle = coll.getDB().runCommand({ getLastError : 1, w : 3, wtimeout : 5 * 1000 }));
assert(gle.ok);
assert.eq(gle.err, 'timeout');
assert(gle.wtimeout);
assert(gle.shards);
assert.eq(coll.count(), 0);
//
// Successful remove on two hosts, write concern timeout on both
// We don't aggregate two timeouts together
var s1Id = st.rs1.getNodeId(st.rs1.liveNodes.slaves[0]);
st.rs1.stop(s1Id);
// new writes to both shards to ensure that remove will do something on both of them
coll.insert({ _id : -1 });
coll.insert({ _id : 1 });
coll.remove({});
printjson(gle = coll.getDB().runCommand({ getLastError : 1, w : 3, wtimeout : 5 * 1000 }));
assert(!gle.ok);
assert(gle.errmsg);
assert.eq(gle.code, 64); // WriteConcernFailed - needed for backwards compatibility
assert(!gle.wtimeout);
assert(gle.shards);
assert(gle.errs);
assert.eq(coll.count(), 0);
//
// First replica set with no primary
//
//
// Successful bulk insert on two hosts, host changes before gle (error contacting host)
coll.remove({});
coll.insert([{ _id : 1 }, { _id : -1 }]);
// Wait for write to be written to shards before shutting it down.
printjson(gle = coll.getDB().runCommand({ getLastError : 1 }));
st.rs0.stop(st.rs0.getPrimary(), true); // wait for stop
printjson(gle = coll.getDB().runCommand({ getLastError : 1 }));
// Should get an error about contacting dead host.
assert(!gle.ok);
assert(gle.errmsg);
assert.eq(coll.count({ _id : 1 }), 1);
//
// Failed insert on two hosts, first replica set with no primary
// NOTE: This is DIFFERENT from 2.4, since we don't need to contact a host we didn't get
// successful writes from.
coll.remove({ _id : 1 });
coll.insert([{ _id : 1 }, { _id : -1 }]);
printjson(gle = coll.getDB().runCommand({ getLastError : 1 }));
assert(gle.ok);
assert(gle.err);
assert.eq(coll.count({ _id : 1 }), 1);
jsTest.log( "DONE!" );
st.stop();
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