static void
test_index (void)
{
mongoc_collection_t *collection;
mongoc_client_t *client;
mongoc_index_opt_t opt;
bson_error_t error;
bool r;
bson_t keys;
mongoc_index_opt_init(&opt);
client = mongoc_client_new(gTestUri);
ASSERT (client);
collection = mongoc_client_get_collection(client, "test", "test");
ASSERT (collection);
bson_init(&keys);
bson_append_int32(&keys, "hello", -1, 1);
r = mongoc_collection_ensure_index(collection, &keys, &opt, &error);
ASSERT (r);
r = mongoc_collection_ensure_index(collection, &keys, &opt, &error);
ASSERT (r);
r = mongoc_collection_drop_index(collection, "hello_1", &error);
ASSERT (r);
bson_destroy(&keys);
mongoc_collection_destroy(collection);
mongoc_client_destroy(client);
}
int database_create_transaction_indexes(struct database* db)
{
bson_t* keys;
mongoc_index_opt_t opt;
bson_error_t error;
mongoc_collection_t* collection = mongoc_client_get_collection(db->client, database_name(db), "transactions");
// transactions.hash
{
keys = bson_new();
BSON_APPEND_INT32(keys, "hash", 1);
mongoc_index_opt_init(&opt);
opt.unique = 1;
if(mongoc_collection_create_index(collection, keys, &opt, &error) == 0) {
printf("index creation error (transaction.hash)\n");
}
bson_destroy(keys);
}
// (transaction.inputs.output_reference.hash, transaction.inputs.output_reference.index) [non-unique]
{
keys = bson_new();
BSON_APPEND_INT32(keys, "inputs.output_reference.hash", 1);
BSON_APPEND_INT32(keys, "inputs.output_reference.index", 1);
mongoc_index_opt_init(&opt);
opt.unique = 0;
if(mongoc_collection_create_index(collection, keys, &opt, &error) == 0) {
printf("index creation error (inputs.output_reference)\n");
}
bson_destroy(keys);
}
mongoc_collection_destroy(collection);
return 0;
}
void Collection::CollectionImpl::CreateIndex( tlib::bson::object key, bool unique )
{
bson_error_t error;
mongoc_index_opt_t opt;
mongoc_index_opt_init(&opt);
opt.unique = unique;
bool res = mongoc_collection_create_index( m_collection.get(), key.get(), &opt, &error );
if(!res)
throw MongoError( std::string(error.message).append(" in Collection::CreateIndex") );
}
/**
* _mongoc_gridfs_ensure_index:
*
* ensure gridfs indexes
*
* Ensure fast searches for chunks via [ files_id, n ]
* Ensure fast searches for files via [ filename ]
*/
static bool
_mongoc_gridfs_ensure_index (mongoc_gridfs_t *gridfs,
bson_error_t *error)
{
bson_t keys;
mongoc_index_opt_t opt;
bool r;
ENTRY;
bson_init (&keys);
bson_append_int32 (&keys, "files_id", -1, 1);
bson_append_int32 (&keys, "n", -1, 1);
mongoc_index_opt_init (&opt);
opt.unique = 1;
r = mongoc_collection_create_index (gridfs->chunks, &keys, &opt, error);
bson_destroy (&keys);
if (!r) { RETURN (r); }
bson_init (&keys);
bson_append_int32 (&keys, "filename", -1, 1);
bson_append_int32 (&keys, "uploadDate", -1, 1);
opt.unique = 0;
r = mongoc_collection_create_index (gridfs->files, &keys, &opt, error);
bson_destroy (&keys);
if (!r) { RETURN (r); }
RETURN (1);
}
static int init()
{
str_t tmp = empty_str;
str_t host = conf_lookup(&robot.conf, str_from("DB_HOST")).string;
str_t name = conf_lookup(&robot.conf, str_from("DB_NAME")).string;
size_t i;
int rc = 1;
str_cat(&tmp, "mongodb://");
str_ncat(&tmp, host.ptr, host.len);
robot.mongoc_client = mongoc_client_new(tmp.ptr);
if (robot.mongoc_client == NULL)
{
rc = 0;
fprintf(stderr, "mongoc_client_new(\"%s\") error!!!!\n", tmp.ptr);
goto end;
}
robot.mongoc_database = mongoc_client_get_database(robot.mongoc_client, name.ptr);
if (robot.mongoc_database == NULL)
{
rc = 0;
fprintf(stderr, "mongoc_client_get_database(\"%s\") error!!!!\n", name.ptr);
goto end;
}
{
mongoc_collection_t* message_collection;
mongoc_index_opt_t opt;
bson_error_t error;
bson_t keys;
message_collection = mongoc_database_get_collection(robot.mongoc_database, "message");
if (message_collection == NULL)
{
rc = 0;
fprintf(stderr, "mongoc_database_get_collection(\"message\") error!!!!\n");
goto end;
}
mongoc_index_opt_init(&opt);
// from+type 做联合索引
bson_init(&keys);
BSON_APPEND_INT32(&keys, "from", 1);
BSON_APPEND_INT32(&keys, "type", 1);
if (!mongoc_collection_create_index(message_collection, &keys, &opt, &error)) MONGOC_WARNING("%s\n", error.message);
bson_destroy(&keys);
// time 做逆序索引
bson_init(&keys);
BSON_APPEND_INT32(&keys, "time", -1);
if (!mongoc_collection_create_index(message_collection, &keys, &opt, &error)) MONGOC_WARNING("%s\n", error.message);
bson_destroy(&keys);
// content 做全文索引
bson_init(&keys);
BSON_APPEND_UTF8(&keys, "content", "text");
if (!mongoc_collection_create_index(message_collection, &keys, &opt, &error)) MONGOC_WARNING("%s\n", error.message);
bson_destroy(&keys);
}
{
mongoc_collection_t* unprocessed_collection;
mongoc_index_opt_t opt;
bson_error_t error;
bson_t keys;
unprocessed_collection = mongoc_database_get_collection(robot.mongoc_database, "unprocessed");
if (unprocessed_collection == NULL)
{
rc = 0;
fprintf(stderr, "mongoc_database_get_collection(\"unprocessed\") error!!!!\n");
goto end;
}
mongoc_index_opt_init(&opt);
// time 做逆序索引
bson_init(&keys);
BSON_APPEND_INT32(&keys, "time", -1);
if (!mongoc_collection_create_index(unprocessed_collection, &keys, &opt, &error)) MONGOC_WARNING("%s\n", error.message);
bson_destroy(&keys);
}
for (i = 0; modules[i]; ++i)
{
if (modules[i]->module_init)
{
rc = modules[i]->module_init();
if (!rc) goto end;
}
}
end:
str_free(tmp);
return rc;
}