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authormatt dannenberg <matt.dannenberg@10gen.com>2014-10-20 09:06:42 -0400
committermatt dannenberg <matt.dannenberg@10gen.com>2014-10-20 11:21:35 -0400
commita3bc3a7d8199e52209c2cde08a97839f8e887bfb (patch)
treeb8bc0d1cdc3a4c3f15ce91b38574a53e6aeca2ae /src/mongo/db
parente9593e6deef8aa0c3c5ee304a8610dcf6d76bc07 (diff)
downloadmongo-a3bc3a7d8199e52209c2cde08a97839f8e887bfb.tar.gz
SERVER-15060 increase replica set max size to 50 nodes
Diffstat (limited to 'src/mongo/db')
-rw-r--r--src/mongo/db/repl/replica_set_config.h2
-rw-r--r--src/mongo/db/repl/replica_set_config_test.cpp127
2 files changed, 128 insertions, 1 deletions
diff --git a/src/mongo/db/repl/replica_set_config.h b/src/mongo/db/repl/replica_set_config.h
index a66aa1fd941..266b2f9dc14 100644
--- a/src/mongo/db/repl/replica_set_config.h
+++ b/src/mongo/db/repl/replica_set_config.h
@@ -59,7 +59,7 @@ namespace repl {
static const std::string kMajorityWriteConcernModeName;
static const std::string kStepDownCheckWriteConcernModeName;
- static const size_t kMaxMembers = 12;
+ static const size_t kMaxMembers = 50;
static const size_t kMaxVotingMembers = 7;
static const Seconds kDefaultHeartbeatTimeoutPeriod;
diff --git a/src/mongo/db/repl/replica_set_config_test.cpp b/src/mongo/db/repl/replica_set_config_test.cpp
index 3fb71c573f4..c81ff851dc0 100644
--- a/src/mongo/db/repl/replica_set_config_test.cpp
+++ b/src/mongo/db/repl/replica_set_config_test.cpp
@@ -768,6 +768,133 @@ namespace {
configA.checkIfWriteConcernCanBeSatisfied(invalidModeNotEnoughNodesWC));
}
+ TEST(ReplicaSetConfig, CheckMaximumNodesOkay) {
+ ReplicaSetConfig configA;
+ ReplicaSetConfig configB;
+ ASSERT_OK(configA.initialize(
+ BSON("_id" << "rs0" <<
+ "version" << 1 <<
+ "members" << BSON_ARRAY(
+ BSON("_id" << 0 << "host" << "node0") <<
+ BSON("_id" << 1 << "host" << "node1") <<
+ BSON("_id" << 2 << "host" << "node2") <<
+ BSON("_id" << 3 << "host" << "node3") <<
+ BSON("_id" << 4 << "host" << "node4") <<
+ BSON("_id" << 5 << "host" << "node5") <<
+ BSON("_id" << 6 << "host" << "node6") <<
+ BSON("_id" << 7 << "host" << "node7" << "votes" << 0) <<
+ BSON("_id" << 8 << "host" << "node8" << "votes" << 0) <<
+ BSON("_id" << 9 << "host" << "node9" << "votes" << 0) <<
+ BSON("_id" << 10 << "host" << "node10" << "votes" << 0) <<
+ BSON("_id" << 11 << "host" << "node11" << "votes" << 0) <<
+ BSON("_id" << 12 << "host" << "node12" << "votes" << 0) <<
+ BSON("_id" << 13 << "host" << "node13" << "votes" << 0) <<
+ BSON("_id" << 14 << "host" << "node14" << "votes" << 0) <<
+ BSON("_id" << 15 << "host" << "node15" << "votes" << 0) <<
+ BSON("_id" << 16 << "host" << "node16" << "votes" << 0) <<
+ BSON("_id" << 17 << "host" << "node17" << "votes" << 0) <<
+ BSON("_id" << 18 << "host" << "node18" << "votes" << 0) <<
+ BSON("_id" << 19 << "host" << "node19" << "votes" << 0) <<
+ BSON("_id" << 20 << "host" << "node20" << "votes" << 0) <<
+ BSON("_id" << 21 << "host" << "node21" << "votes" << 0) <<
+ BSON("_id" << 22 << "host" << "node22" << "votes" << 0) <<
+ BSON("_id" << 23 << "host" << "node23" << "votes" << 0) <<
+ BSON("_id" << 24 << "host" << "node24" << "votes" << 0) <<
+ BSON("_id" << 25 << "host" << "node25" << "votes" << 0) <<
+ BSON("_id" << 26 << "host" << "node26" << "votes" << 0) <<
+ BSON("_id" << 27 << "host" << "node27" << "votes" << 0) <<
+ BSON("_id" << 28 << "host" << "node28" << "votes" << 0) <<
+ BSON("_id" << 29 << "host" << "node29" << "votes" << 0) <<
+ BSON("_id" << 30 << "host" << "node30" << "votes" << 0) <<
+ BSON("_id" << 31 << "host" << "node31" << "votes" << 0) <<
+ BSON("_id" << 32 << "host" << "node32" << "votes" << 0) <<
+ BSON("_id" << 33 << "host" << "node33" << "votes" << 0) <<
+ BSON("_id" << 34 << "host" << "node34" << "votes" << 0) <<
+ BSON("_id" << 35 << "host" << "node35" << "votes" << 0) <<
+ BSON("_id" << 36 << "host" << "node36" << "votes" << 0) <<
+ BSON("_id" << 37 << "host" << "node37" << "votes" << 0) <<
+ BSON("_id" << 38 << "host" << "node38" << "votes" << 0) <<
+ BSON("_id" << 39 << "host" << "node39" << "votes" << 0) <<
+ BSON("_id" << 40 << "host" << "node40" << "votes" << 0) <<
+ BSON("_id" << 41 << "host" << "node41" << "votes" << 0) <<
+ BSON("_id" << 42 << "host" << "node42" << "votes" << 0) <<
+ BSON("_id" << 43 << "host" << "node43" << "votes" << 0) <<
+ BSON("_id" << 44 << "host" << "node44" << "votes" << 0) <<
+ BSON("_id" << 45 << "host" << "node45" << "votes" << 0) <<
+ BSON("_id" << 46 << "host" << "node46" << "votes" << 0) <<
+ BSON("_id" << 47 << "host" << "node47" << "votes" << 0) <<
+ BSON("_id" << 48 << "host" << "node48" << "votes" << 0) <<
+ BSON("_id" << 49 << "host" << "node49" << "votes" << 0)))));
+ ASSERT_OK(configB.initialize(configA.toBSON()));
+ ASSERT_OK(configA.validate());
+ ASSERT_OK(configB.validate());
+ ASSERT_TRUE(configA == configB);
+ }
+
+ TEST(ReplicaSetConfig, CheckBeyondMaximumNodesFailsValidate) {
+ ReplicaSetConfig configA;
+ ReplicaSetConfig configB;
+ ASSERT_OK(configA.initialize(
+ BSON("_id" << "rs0" <<
+ "version" << 1 <<
+ "members" << BSON_ARRAY(
+ BSON("_id" << 0 << "host" << "node0") <<
+ BSON("_id" << 1 << "host" << "node1") <<
+ BSON("_id" << 2 << "host" << "node2") <<
+ BSON("_id" << 3 << "host" << "node3") <<
+ BSON("_id" << 4 << "host" << "node4") <<
+ BSON("_id" << 5 << "host" << "node5") <<
+ BSON("_id" << 6 << "host" << "node6") <<
+ BSON("_id" << 7 << "host" << "node7" << "votes" << 0) <<
+ BSON("_id" << 8 << "host" << "node8" << "votes" << 0) <<
+ BSON("_id" << 9 << "host" << "node9" << "votes" << 0) <<
+ BSON("_id" << 10 << "host" << "node10" << "votes" << 0) <<
+ BSON("_id" << 11 << "host" << "node11" << "votes" << 0) <<
+ BSON("_id" << 12 << "host" << "node12" << "votes" << 0) <<
+ BSON("_id" << 13 << "host" << "node13" << "votes" << 0) <<
+ BSON("_id" << 14 << "host" << "node14" << "votes" << 0) <<
+ BSON("_id" << 15 << "host" << "node15" << "votes" << 0) <<
+ BSON("_id" << 16 << "host" << "node16" << "votes" << 0) <<
+ BSON("_id" << 17 << "host" << "node17" << "votes" << 0) <<
+ BSON("_id" << 18 << "host" << "node18" << "votes" << 0) <<
+ BSON("_id" << 19 << "host" << "node19" << "votes" << 0) <<
+ BSON("_id" << 20 << "host" << "node20" << "votes" << 0) <<
+ BSON("_id" << 21 << "host" << "node21" << "votes" << 0) <<
+ BSON("_id" << 22 << "host" << "node22" << "votes" << 0) <<
+ BSON("_id" << 23 << "host" << "node23" << "votes" << 0) <<
+ BSON("_id" << 24 << "host" << "node24" << "votes" << 0) <<
+ BSON("_id" << 25 << "host" << "node25" << "votes" << 0) <<
+ BSON("_id" << 26 << "host" << "node26" << "votes" << 0) <<
+ BSON("_id" << 27 << "host" << "node27" << "votes" << 0) <<
+ BSON("_id" << 28 << "host" << "node28" << "votes" << 0) <<
+ BSON("_id" << 29 << "host" << "node29" << "votes" << 0) <<
+ BSON("_id" << 30 << "host" << "node30" << "votes" << 0) <<
+ BSON("_id" << 31 << "host" << "node31" << "votes" << 0) <<
+ BSON("_id" << 32 << "host" << "node32" << "votes" << 0) <<
+ BSON("_id" << 33 << "host" << "node33" << "votes" << 0) <<
+ BSON("_id" << 34 << "host" << "node34" << "votes" << 0) <<
+ BSON("_id" << 35 << "host" << "node35" << "votes" << 0) <<
+ BSON("_id" << 36 << "host" << "node36" << "votes" << 0) <<
+ BSON("_id" << 37 << "host" << "node37" << "votes" << 0) <<
+ BSON("_id" << 38 << "host" << "node38" << "votes" << 0) <<
+ BSON("_id" << 39 << "host" << "node39" << "votes" << 0) <<
+ BSON("_id" << 40 << "host" << "node40" << "votes" << 0) <<
+ BSON("_id" << 41 << "host" << "node41" << "votes" << 0) <<
+ BSON("_id" << 42 << "host" << "node42" << "votes" << 0) <<
+ BSON("_id" << 43 << "host" << "node43" << "votes" << 0) <<
+ BSON("_id" << 44 << "host" << "node44" << "votes" << 0) <<
+ BSON("_id" << 45 << "host" << "node45" << "votes" << 0) <<
+ BSON("_id" << 46 << "host" << "node46" << "votes" << 0) <<
+ BSON("_id" << 47 << "host" << "node47" << "votes" << 0) <<
+ BSON("_id" << 48 << "host" << "node48" << "votes" << 0) <<
+ BSON("_id" << 49 << "host" << "node49" << "votes" << 0) <<
+ BSON("_id" << 50 << "host" << "node50" << "votes" << 0)))));
+ ASSERT_OK(configB.initialize(configA.toBSON()));
+ ASSERT_NOT_OK(configA.validate());
+ ASSERT_NOT_OK(configB.validate());
+ ASSERT_TRUE(configA == configB);
+ }
+
} // namespace
} // namespace repl
} // namespace mongo
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