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Merge "miracle-dispd: add timer to ensure the termination of encoder process"

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This commit is contained in:
Derek Dai 2017-04-23 23:07:08 +08:00 committed by Deepin Code Review
commit 4a291ee8e7
1 changed files with 69 additions and 7 deletions
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76
src/disp/dispd-encoder.c
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@ -35,6 +35,7 @@ struct dispd_encoder
sd_event *loop;
sd_event_source *child_source;
sd_event_source *child_term_time_source;
sd_event_source *pipe_source;
sd_bus *bus;
@ -49,7 +50,7 @@ struct dispd_encoder
};
static int dispd_encoder_new(struct dispd_encoder **out);
static int dispd_encoder_on_unique_name(sd_event_source *source,
static int on_unique_readable(sd_event_source *source,
int fd,
uint32_t events,
void *userdata);
@ -150,6 +151,18 @@ static void dispd_encoder_cleanup(struct dispd_encoder *e)
dispd_encoder_unref(e);
}
if(e->child_term_time_source) {
sd_event_source_unref(e->child_term_time_source);
e->child_term_time_source = NULL;
dispd_encoder_unref(e);
}
if(e->child_source) {
sd_event_source_unref(e->child_source);
e->child_source = NULL;
dispd_encoder_unref(e);
}
dispd_encoder_close_pipe(e);
if(e->name_disappeared_slot) {
@ -165,7 +178,7 @@ static void dispd_encoder_cleanup(struct dispd_encoder *e)
}
}
static int dispd_encoder_on_terminated(sd_event_source *source,
static int on_child_terminated(sd_event_source *source,
const siginfo_t *si,
void *userdata)
{
@ -218,7 +231,7 @@ int dispd_encoder_spawn(struct dispd_encoder **out, struct wfd_session *s)
&e->child_source,
pid,
WEXITED,
dispd_encoder_on_terminated,
on_child_terminated,
dispd_encoder_ref(e));
if(0 > r) {
goto close_pipe;
@ -228,7 +241,7 @@ int dispd_encoder_spawn(struct dispd_encoder **out, struct wfd_session *s)
&e->pipe_source,
fds[0],
EPOLLIN,
dispd_encoder_on_unique_name,
on_unique_readable,
dispd_encoder_ref(e));
if(0 > r) {
goto close_pipe;
@ -450,7 +463,7 @@ static int on_encoder_disappeared(sd_bus_message *m,
return 0;
}
static int dispd_encoder_on_unique_name(sd_event_source *source,
static int on_unique_readable(sd_event_source *source,
int fd,
uint32_t events,
void *userdata)
@ -730,11 +743,13 @@ static int dispd_encoder_call(struct dispd_encoder *e, const char *method)
"org.freedesktop.miracle.encoder",
method);
if(0 > r) {
log_vERR(r);
goto error;
}
r = sd_bus_call(e->bus, call, 0, &error, &reply);
if(0 > r) {
log_warning("%s: %s", error.name, error.message);
goto error;
}
@ -743,20 +758,67 @@ static int dispd_encoder_call(struct dispd_encoder *e, const char *method)
error:
dispd_encoder_kill_child(e);
return log_ERRNO();
return r;
}
int dispd_encoder_start(struct dispd_encoder *e)
{
assert_ret(e);
return dispd_encoder_call(e, "Start");
}
int dispd_encoder_pause(struct dispd_encoder *e)
{
assert_ret(e);
return dispd_encoder_call(e, "Pause");
}
static int on_child_term_timeout(sd_event_source *s,
uint64_t usec,
void *userdata)
{
struct dispd_encoder *e = userdata;
dispd_encoder_kill_child(e);
return 0;
}
int dispd_encoder_stop(struct dispd_encoder *e)
{
return dispd_encoder_call(e, "Stop");
uint64_t now;
sd_event *loop;
int r;
assert_ret(e);
r = dispd_encoder_call(e, "Stop");
if(0 > r) {
return r;
}
loop = ctl_wfd_get_loop();
r = sd_event_now(loop, CLOCK_MONOTONIC, &now);
if(0 > r) {
log_vERR(r);
goto error;
}
r = sd_event_add_time(loop,
&e->child_term_time_source,
CLOCK_MONOTONIC,
now + (1000 * 1000),
0,
on_child_term_timeout,
dispd_encoder_ref(e));
if(0 > r) {
log_vERR(r);
goto error;
}
error:
dispd_encoder_kill_child(e);
return r;
}