mongoc_find_and_modify_opts_set_bypass_document_validation()¶

Synopsis¶

bool
mongoc_find_and_modify_opts_set_bypass_document_validation (
   mongoc_find_and_modify_opts_t *opts, bool bypass);

This option is only available when talking to MongoDB 3.2 and later.

Parameters¶

opts: A mongoc_find_and_modify_opts_t.
bypass: If the schema validation rules should be ignored.

Description¶

Adds bypassDocumentValidation argument to the builder.

When authentication is enabled, the authenticated user must have either the “dbadmin” or “restore” roles to bypass document validation.

Returns¶

Returns true if it successfully added the option to the builder, otherwise false and logs an error.

Setting bypassDocumentValidation¶

bypass.c¶

void
fam_bypass (mongoc_collection_t *collection)
{
   mongoc_find_and_modify_opts_t *opts;
   bson_t reply;
   bson_t *update;
   bson_error_t error;
   bson_t query = BSON_INITIALIZER;
   bool success;


   /* Find Zlatan Ibrahimovic, the striker */
   BSON_APPEND_UTF8 (&query, "firstname", "Zlatan");
   BSON_APPEND_UTF8 (&query, "lastname", "Ibrahimovic");
   BSON_APPEND_UTF8 (&query, "profession", "Football player");

   /* Bump his age */
   update = BCON_NEW ("$inc", "{", "age", BCON_INT32 (1), "}");

   opts = mongoc_find_and_modify_opts_new ();
   mongoc_find_and_modify_opts_set_update (opts, update);
   /* He can still play, even though he is pretty old. */
   mongoc_find_and_modify_opts_set_bypass_document_validation (opts, true);

   success = mongoc_collection_find_and_modify_with_opts (
      collection, &query, opts, &reply, &error);

   if (success) {
      char *str;

      str = bson_as_canonical_extended_json (&reply, NULL);
      printf ("%s\n", str);
      bson_free (str);
   } else {
      fprintf (
         stderr, "Got error: \"%s\" on line %d\n", error.message, __LINE__);
   }

   bson_destroy (&reply);
   bson_destroy (update);
   bson_destroy (&query);
   mongoc_find_and_modify_opts_destroy (opts);
}

Outputs:

{
   "lastErrorObject" : {"updatedExisting" : true, "n" : 1},
                       "value" : {
                          "_id" : {"$oid" : "56562a99d13e6d86239c7b00"},
                          "age" : 34,
                          "firstname" : "Zlatan",
                          "goals" : 342,
                          "lastname" : "Ibrahimovic",
                          "profession" : "Football player",
                          "position" : "striker"
                       },
                                 "ok" : 1
}