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add: faster broadcast on status change

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This commit is contained in:
Tobias Reisinger 2020-08-15 16:06:39 +02:00
parent eca6f7f704
commit f49c760e97
2 changed files with 70 additions and 59 deletions
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9
src/main.c
View file

@ -1,7 +1,6 @@
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <time.h>
#include <syslog.h>
#include <mongoose.h>
@ -142,16 +141,10 @@ main(int argc, const char** argv)
/******************** START MAIN LOOP ********************/
time_t timer = time(NULL);
for (;;)
{
mg_mgr_poll(&mgr, 200);
if(time(NULL) - timer >= 10)
{
status_broadcast(&mgr);
timer = time(NULL);
}
status_broadcast(&mgr);
}
terminate(0);

120
src/status.c
View file

@ -1,3 +1,5 @@
#include <time.h>
#include <cJSON.h>
#include <cache.h>
@ -8,56 +10,7 @@ relay_t **global_relay_status_list;
char *relay_status_list_json_str;
size_t relay_status_list_json_str_len;
void
status_init()
{
global_relay_status_list = relay_get_all();
relay_status_list_json_str = NULL;
relay_status_list_json_str_len = 0;
}
void
status_reload_entry(int relay_id)
{
LOGGER_DEBUG("reloading relay status\n");
relay_t **relays = global_relay_status_list;
for(int i = 0; relays[i] != NULL; ++i)
{
if(relays[i]->id != relay_id)
{
continue;
}
int is_on_backup = relays[i]->is_on;
relay_t *updated_relay = relay_get_by_id(relay_id);
relay_free(relays[i]);
relays[i] = updated_relay;
relays[i]->is_on = is_on_backup;
relay_status_list_json_str = NULL;
relay_status_list_json_str_len = 0;
cache_invalidate_relay(relay_id);
}
}
void
status_update_entry(int relay_id, int is_on)
{
LOGGER_DEBUG("updating relay status ([%d] = %d)\n", relay_id, is_on);
relay_t **relays = global_relay_status_list;
for(int i = 0; relays[i] != NULL; ++i)
{
if(relays[i]->id != relay_id)
{
continue;
}
relays[i]->is_on = is_on;
relay_status_list_json_str = NULL;
relay_status_list_json_str_len = 0;
cache_invalidate_relay(relay_id);
}
}
time_t timer;
static int
is_websocket(const struct mg_connection *nc)
@ -65,6 +18,14 @@ is_websocket(const struct mg_connection *nc)
return nc->flags & MG_F_IS_WEBSOCKET;
}
static void
invalidate_json_str_cache()
{
relay_status_list_json_str = NULL;
relay_status_list_json_str_len = 0;
timer = 0;
}
static void
validate_json_str_cache()
{
@ -83,13 +44,70 @@ validate_json_str_cache()
cJSON_Delete(json);
}
}
void
status_init()
{
global_relay_status_list = relay_get_all();
invalidate_json_str_cache();
timer = time(NULL);
}
void
status_reload_entry(int relay_id)
{
LOGGER_DEBUG("reloading relay status\n");
relay_t **relays = global_relay_status_list;
for(int i = 0; relays[i] != NULL; ++i)
{
if(relays[i]->id != relay_id)
{
continue;
}
int is_on_backup = relays[i]->is_on;
relay_t *updated_relay = relay_get_by_id(relay_id);
relay_free(relays[i]);
relays[i] = updated_relay;
relays[i]->is_on = is_on_backup;
invalidate_json_str_cache();
cache_invalidate_relay(relay_id);
}
}
void
status_update_entry(int relay_id, int is_on)
{
LOGGER_DEBUG("updating relay status ([%d] = %d)\n", relay_id, is_on);
relay_t **relays = global_relay_status_list;
for(int i = 0; relays[i] != NULL; ++i)
{
if(relays[i]->id != relay_id)
{
continue;
}
relays[i]->is_on = is_on;
invalidate_json_str_cache();
cache_invalidate_relay(relay_id);
}
}
void
status_broadcast(struct mg_mgr *mgr)
{
if(timer && (timer - time(NULL) < 10))
{
return;
}
timer = time(NULL);
struct mg_connection *c;
validate_json_str_cache();