/**
* @brief Test whether multiple records exist in the cluster.
*
* @param[in] argc The argc
* @param argv The argv
* @param[in] self The object
*
* @return { description_of_the_return_value }
*/
static VALUE batch_read(int argc, VALUE * argv, VALUE self) {
rb_aero_TIMED(tm);
as_error err;
as_status status;
aerospike * as = rb_aero_CLIENT;
VALUE keys;
VALUE options;
rb_scan_args(argc, argv, "11", &keys, &options);
long keys_len = rb_ary_len_long(keys);
as_batch batch;
as_batch_inita(&batch, keys_len);
VALUE return_data = rb_hash_new();
for (long i = 0; i < keys_len; ++i) {
VALUE element = rb_ary_entry(keys, i);
// set into hash for return values
rb_hash_aset(return_data, element, Qfalse);
VALUE tmp = rb_funcall(element, rb_intern("namespace"), 0);
char * c_namespace = StringValueCStr( tmp );
tmp = rb_funcall(element, rb_intern("set"), 0);
char * c_set = StringValueCStr( tmp );
tmp = rb_funcall(element, rb_intern("key"), 0);
if ( TYPE(tmp) != T_FIXNUM ) {
char * c_key = StringValueCStr( tmp );
as_key_init(as_batch_keyat(&batch,i), c_namespace, c_set, c_key);
}
else {
as_key_init_int64(as_batch_keyat(&batch,i), c_namespace, c_set, FIX2LONG(tmp));
}
}
if ( aerospike_batch_get(as, &err, NULL, &batch, batch_read_callback, return_data) != AEROSPIKE_OK ) {
as_batch_destroy(&batch);
raise_as_error(err);
}
as_batch_destroy(&batch);
rb_aero_logger(AS_LOG_LEVEL_DEBUG, &tm, 1, rb_str_new2("[Client][batch_read] success"));
return return_data;
}
int
main(int argc, char* argv[])
{
// Parse command line arguments.
if (! example_get_opts(argc, argv, EXAMPLE_MULTI_KEY_OPTS)) {
exit(-1);
}
// Connect to the aerospike database cluster.
aerospike as;
example_connect_to_aerospike(&as);
// Start clean.
example_remove_test_records(&as);
if (! insert_records(&as)) {
cleanup(&as);
exit(-1);
}
as_error err;
// Make a batch of all the keys we inserted.
as_batch batch;
as_batch_inita(&batch, g_n_keys);
uint32_t i;
for (i = 0; i < g_n_keys; i++) {
as_key_init_int64(as_batch_keyat(&batch, i), g_namespace, g_set,
(int64_t)i);
}
// Check existence of these keys - they should all be there.
if (aerospike_batch_exists(&as, &err, NULL, &batch, batch_read_cb, NULL) !=
AEROSPIKE_OK) {
LOG("aerospike_batch_exists() returned %d - %s", err.code, err.message);
cleanup(&as);
exit(-1);
}
LOG("batch exists call completed");
// Get all of these keys - they should all be there.
if (aerospike_batch_get(&as, &err, NULL, &batch, batch_read_cb, NULL) !=
AEROSPIKE_OK) {
LOG("aerospike_batch_get() returned %d - %s", err.code, err.message);
cleanup(&as);
exit(-1);
}
LOG("batch get call completed");
// Delete some records in the middle.
uint32_t n_to_delete = g_n_keys / 5;
if (n_to_delete == 0) {
n_to_delete = 1;
}
uint32_t n_start = g_n_keys / 2;
if (n_start + n_to_delete > g_n_keys) {
n_start = 0;
}
uint32_t n_end = n_start + n_to_delete;
for (i = n_start; i < n_end; i++) {
// No need to destroy a stack as_key object, if we only use
// as_key_init_int64().
as_key key;
as_key_init_int64(&key, g_namespace, g_set, (int64_t)i);
if (aerospike_key_remove(&as, &err, NULL, &key) != AEROSPIKE_OK) {
LOG("aerospike_key_remove() returned %d - %s", err.code,
err.message);
cleanup(&as);
exit(-1);
}
}
LOG("deleted records %u ... %u", n_start, n_end - 1);
// Check existence of these keys - some should not be found.
if (aerospike_batch_exists(&as, &err, NULL, &batch, batch_read_cb, NULL) !=
AEROSPIKE_OK) {
LOG("aerospike_batch_exists() returned %d - %s", err.code, err.message);
cleanup(&as);
exit(-1);
}
LOG("second batch exists call completed");
// Get all of these keys - some should not be found.
if (aerospike_batch_get(&as, &err, NULL, &batch, batch_read_cb, NULL) !=
AEROSPIKE_OK) {
LOG("aerospike_batch_get() returned %d - %s", err.code, err.message);
cleanup(&as);
exit(-1);
}
LOG("second batch get call completed");
// Cleanup and disconnect from the database cluster.
cleanup(&as);
LOG("batch get example successfully completed");
return 0;
}
