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/* Copyright (c) 2019 Dovecot authors, see the included COPYING file */
#include "test-stats-common.h"
#include "master-service-private.h"
#include "client-reader.h"
#include "connection.h"
#include "ostream.h"
static struct connection_list *conn_list;
struct test_connection {
struct connection conn;
unsigned int row_count;
};
static void test_reader_server_destroy(struct connection *conn)
{
io_loop_stop(conn->ioloop);
}
static struct connection_settings client_set = {
.service_name_in = "stats-reader-server",
.service_name_out = "stats-reader-client",
.major_version = 2,
.minor_version = 0,
.allow_empty_args_input = TRUE,
.input_max_size = SIZE_MAX,
.output_max_size = SIZE_MAX,
.client = TRUE,
};
bool test_stats_callback(struct event *event,
enum event_callback_type type ATTR_UNUSED,
struct failure_context *ctx, const char *fmt ATTR_UNUSED,
va_list args ATTR_UNUSED)
{
if (stats_metrics != NULL) {
stats_metrics_event(stats_metrics, event, ctx);
struct event_filter *filter =
stats_metrics_get_event_filter(stats_metrics);
return !event_filter_match(filter, event, ctx);
}
return TRUE;
}
static const char *settings_blob_1 =
"metric=test\n"
"metric/test/metric_name=test\n"
"metric/test/filter=event=test\n"
"\n";
static int test_reader_server_input_args(struct connection *conn ATTR_UNUSED,
const char *const *args)
{
if (args[0] == NULL)
return -1;
test_assert_strcmp(args[0], "test");
test_assert_strcmp(args[1], "1");
return 1;
}
static void test_dump_metrics(void)
{
int fds[2];
test_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, fds) == 0);
struct connection *conn = i_new(struct connection, 1);
struct ioloop *loop = io_loop_create();
client_reader_create(fds[1]);
connection_init_client_fd(conn_list, conn, "stats", fds[0], fds[0]);
o_stream_nsend_str(conn->output, "DUMP\tcount\n");
io_loop_run(loop);
connection_deinit(conn);
i_free(conn);
/* allow client-reader to finish up */
io_loop_set_running(loop);
io_loop_handler_run(loop);
io_loop_destroy(&loop);
}
static void test_client_reader(void)
{
const struct connection_vfuncs client_vfuncs = {
.input_args = test_reader_server_input_args,
.destroy = test_reader_server_destroy,
};
test_begin("client reader");
/* register some stats */
test_init(settings_blob_1);
client_readers_init();
conn_list = connection_list_init(&client_set, &client_vfuncs);
/* push event in */
struct event *event = event_create(NULL);
event_add_category(event, &test_category);
event_set_name(event, "test");
test_event_send(event);
event_unref(&event);
test_assert(get_stats_dist_field("test", STATS_DIST_COUNT) == 1);
test_assert(get_stats_dist_field("test", STATS_DIST_SUM) > 0);
/* check output from reader */
test_dump_metrics();
test_deinit();
client_readers_deinit();
connection_list_deinit(&conn_list);
test_end();
}
static const char *settings_blob_2 =
"metric=test\n"
"metric/test/metric_name=test\n"
"metric/test/filter=event=test\n"
"metric/test/group_by=test_name\n"
"\n";
static int
test_reader_server_input_args_group_by(struct connection *conn,
const char *const *args)
{
struct test_connection *tconn =
container_of(conn, struct test_connection, conn);
if (args[0] == NULL)
return -1;
tconn->row_count++;
if (tconn->row_count == 1) {
test_assert_strcmp(args[0], "test");
test_assert_strcmp(args[1], "1");
} else if (tconn->row_count == 2) {
test_assert_strcmp(args[0], "test_alpha");
test_assert_strcmp(args[1], "1");
}
return 1;
}
static void test_dump_metrics_group_by(void)
{
int fds[2];
test_assert(socketpair(AF_UNIX, SOCK_STREAM, 0, fds) == 0);
struct test_connection *conn = i_new(struct test_connection, 1);
struct ioloop *loop = io_loop_create();
client_reader_create(fds[1]);
connection_init_client_fd(conn_list, &conn->conn, "stats", fds[0], fds[0]);
o_stream_nsend_str(conn->conn.output, "DUMP\tcount\n");
io_loop_run(loop);
connection_deinit(&conn->conn);
i_free(conn);
io_loop_set_running(loop);
io_loop_handler_run(loop);
io_loop_destroy(&loop);
}
static void test_client_reader_group_by(void)
{
const struct connection_vfuncs client_vfuncs = {
.input_args = test_reader_server_input_args_group_by,
.destroy = test_reader_server_destroy,
};
test_begin("client reader (group by)");
/* register some stats */
test_init(settings_blob_2);
client_readers_init();
conn_list = connection_list_init(&client_set, &client_vfuncs);
/* push event in */
struct event *event = event_create(NULL);
event_add_category(event, &test_category);
event_set_name(event, "test");
event_add_str(event, "event_name", "alpha");
test_event_send(event);
event_unref(&event);
test_assert(get_stats_dist_field("test", STATS_DIST_COUNT) == 1);
test_assert(get_stats_dist_field("test", STATS_DIST_SUM) > 0);
/* check output from reader */
test_dump_metrics_group_by();
test_deinit();
client_readers_deinit();
connection_list_deinit(&conn_list);
test_end();
}
int main(void) {
/* fake master service to pretend destroying
connections. */
struct master_service local_master_service = {
.stopping = TRUE,
.total_available_count = 100,
.service_count_left = 100,
};
void (*const test_functions[])(void) = {
test_client_reader,
test_client_reader_group_by,
NULL
};
master_service = &local_master_service;
int ret = test_run(test_functions);
return ret;
}
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