// Validates that the ranges and versions are valid given the chunks
void validate( const BSONArray& chunks, RangeMap* ranges, ShardChunkVersion maxVersion, const VersionMap& maxShardVersions ){
BSONObjIterator it( chunks );
int chunkCount = 0;
ShardChunkVersion foundMaxVersion;
VersionMap foundMaxShardVersions;
//
// Validate that all the chunks are there and collect versions
//
while( it.more() ){
BSONObj chunkDoc = it.next().Obj();
chunkCount++;
if( ranges != NULL ){
// log() << "Validating chunk " << chunkDoc << " size : " << ranges->size() << " vs " << chunkCount << endl;
RangeMap::iterator chunkRange = ranges->find( _inverse ? chunkDoc["max"].Obj() : chunkDoc["min"].Obj() );
ASSERT( chunkRange != ranges->end() );
ASSERT( chunkRange->second.woCompare( _inverse ? chunkDoc["min"].Obj() : chunkDoc["max"].Obj() ) == 0 );
}
ShardChunkVersion version = ShardChunkVersion::fromBSON( chunkDoc["lastmod"] );
if( version > foundMaxVersion ) foundMaxVersion = version;
ShardChunkVersion shardMaxVersion = foundMaxShardVersions[ chunkDoc["shard"].String() ];
if( version > shardMaxVersion ) foundMaxShardVersions[ chunkDoc["shard"].String() ] = version;
}
// Make sure all chunks are accounted for
if( ranges != NULL ) ASSERT( chunkCount == (int) ranges->size() );
// log() << "Validating that all shard versions are up to date..." << endl;
// Validate that all the versions are the same
ASSERT( foundMaxVersion.isEquivalentTo( maxVersion ) );
for( VersionMap::iterator it = foundMaxShardVersions.begin(); it != foundMaxShardVersions.end(); it++ ){
ShardChunkVersion foundVersion = it->second;
VersionMap::const_iterator maxIt = maxShardVersions.find( it->first );
ASSERT( maxIt != maxShardVersions.end() );
ASSERT( foundVersion.isEquivalentTo( maxIt->second ) );
}
// Make sure all shards are accounted for
ASSERT( foundMaxShardVersions.size() == maxShardVersions.size() );
}
