diff options
Diffstat (limited to 'src/mongo/db/commands/mr.cpp')
-rw-r--r-- | src/mongo/db/commands/mr.cpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/mongo/db/commands/mr.cpp b/src/mongo/db/commands/mr.cpp index 74ec1dbfdbe..244acfbd221 100644 --- a/src/mongo/db/commands/mr.cpp +++ b/src/mongo/db/commands/mr.cpp @@ -72,6 +72,7 @@ #include "mongo/s/stale_exception.h" #include "mongo/scripting/engine.h" #include "mongo/stdx/mutex.h" +#include "mongo/util/debug_util.h" #include "mongo/util/log.h" #include "mongo/util/scopeguard.h" #include "mongo/util/str.h" @@ -92,6 +93,8 @@ namespace dps = ::mongo::dotted_path_support; namespace mr { namespace { +Rarely mapParamsDeprecationSampler; // Used to occasionally log deprecation messages. + /** * Runs a count against the namespace specified by 'ns'. If the caller holds the global write lock, * then this function does not acquire any additional locks. @@ -456,8 +459,14 @@ Config::Config(const string& _dbname, const BSONObj& cmdObj) { if (cmdObj["finalize"].type() && cmdObj["finalize"].trueValue()) finalizer.reset(new JSFinalizer(cmdObj["finalize"])); - if (cmdObj["mapparams"].type() == Array) { - mapParams = cmdObj["mapparams"].embeddedObjectUserCheck().getOwned(); + // DEPRECATED + if (auto mapParamsElem = cmdObj["mapparams"]) { + if (mapParamsDeprecationSampler.tick()) { + warning() << "The mapparams option to MapReduce is deprecated."; + } + if (mapParamsElem.type() == Array) { + mapParams = mapParamsElem.embeddedObjectUserCheck().getOwned(); + } } } |