aniani/icecast-server
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Feature: Filter events based on mount point and being global

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This commit is contained in:
Philipp Schafft 2024-01-25 14:23:32 +00:00
parent a3e6c78f11
commit 4bc4992bd4
1 changed files with 43 additions and 4 deletions
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47
src/event_stream.c
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@ -42,6 +42,7 @@ struct event_stream_event_tag {
bool removed; // removed from the queue, clients referencing this are fallen too far behind
const char * uuid;
const char * mount;
const char * rendered;
size_t rendered_length;
@ -51,9 +52,12 @@ struct event_stream_event_tag {
};
typedef struct {
const char *mount;
const char *current_buffer;
size_t todo;
event_stream_event_t *current_event;
size_t todo;
bool events_global;
bool events_any_mount;
} event_stream_clientstate_t;
static void event_stream_event_free(igloo_ro_t self);
@ -81,6 +85,7 @@ static void event_stream_clientstate_free(client_t *client)
return;
igloo_ro_unref(&(state->current_event));
igloo_sp_unref(&(state->mount), igloo_instance);
free(state);
}
@ -158,9 +163,30 @@ void event_stream_shutdown(void)
thread_cond_destroy(&event_stream_cond);
}
void event_stream_add_client_inner(client_t *client, void *ud)
static bool event_stream_match_event_with_client(client_t *client, event_stream_event_t *event)
{
event_stream_clientstate_t *state = client->format_data;
if (event->mount) {
if (!state->events_any_mount) {
if (!state->mount)
return false;
if (strcmp(state->mount, event->mount) != 0)
return false;
}
} else {
if (!state->events_global)
return false;
}
return true;
}
static void event_stream_add_client_inner(client_t *client, void *ud)
{
event_stream_clientstate_t *state = calloc(1, sizeof(event_stream_clientstate_t));
const char *mount = httpp_get_param(client->parser, "mount");
const char *request_global = httpp_get_param(client->parser, "request-global");
(void)ud;
@ -169,6 +195,14 @@ void event_stream_add_client_inner(client_t *client, void *ud)
return;
}
if (mount)
igloo_sp_replace(mount, &(state->mount), igloo_instance);
state->events_any_mount = !mount;
if (request_global)
igloo_cs_to_bool(request_global, &(state->events_global));
thread_mutex_lock(&event_stream_event_mutex);
igloo_ro_ref(event_queue, &(state->current_event), event_stream_event_t);
thread_mutex_unlock(&event_stream_event_mutex);
@ -211,6 +245,7 @@ void event_stream_emit_event(event_t *event)
return;
igloo_ro_ref_replace(event, &(el->event), event_t);
igloo_sp_replace(event_extra_get(event, EVENT_EXTRA_KEY_URI), &(el->mount), igloo_instance);
event_stream_queue(el);
}
@ -224,8 +259,12 @@ static void event_stream_send_to_client(client_t *client)
do {
if (!state->current_buffer) {
state->current_buffer = state->current_event->rendered;
state->todo = state->current_event->rendered_length;
if (event_stream_match_event_with_client(client, state->current_event)) {
state->current_buffer = state->current_event->rendered;
state->todo = state->current_event->rendered_length;
} else {
state->todo = 0;
}
}
if (state->todo) {