#include "write.h"
#include "write_common.h"
#include "error.h"
+#include "signal.h"
/** define the array of error lists needed by para_audiod */
INIT_AUDIOD_ERRLISTS;
/** define the array containing all supported audio formats */
-DEFINE_AUDIO_FORMAT_ARRAY;
+const char *audio_formats[] = {AUDIOD_AUDIO_FORMAT_ARRAY NULL};
/** defines how to handle one supported audio format */
struct audio_format_info {
stat_task->stat_item_values[SI_STATUS_BAR] = make_message(
"%s:no connection to para_server\n",
status_item_list[SI_STATUS_BAR]);
- stat_client_write(stat_task->stat_item_values[SI_STATUS_BAR], SI_STATUS_BAR);
+ stat_client_write(stat_task->stat_item_values[SI_STATUS_BAR],
+ SI_STATUS_BAR);
+ if (stat_task->clock_diff_count) {
+ stat_task->clock_diff_barrier.tv_sec = now->tv_sec + 1;
+ stat_task->clock_diff_barrier.tv_usec = now->tv_usec;
+ }
}
void __noreturn clean_exit(int status, const char *msg)
}
}
-static void open_receiver(int format)
+static int open_receiver(int format)
{
struct audio_format_info *a = &afi[format];
struct slot_info *s;
int ret, slot_num;
struct receiver_node *rn;
+ const struct timeval restart_delay = {1, 0};
- slot_num = get_empty_slot();
- if (slot_num < 0)
- clean_exit(EXIT_FAILURE, PARA_STRERROR(-slot_num));
+ ret = get_empty_slot();
+ if (ret < 0)
+ goto err;
+ slot_num = ret;
s = &slot[slot_num];
s->format = format;
s->receiver_node = para_calloc(sizeof(struct receiver_node));
rn->conf = a->receiver_conf;
ret = a->receiver->open(s->receiver_node);
if (ret < 0) {
- PARA_ERROR_LOG("failed to open receiver (%s)\n",
- PARA_STRERROR(-ret));
free(s->receiver_node);
s->receiver_node = NULL;
- return;
+ goto err;
}
PARA_NOTICE_LOG("started %s: %s receiver in slot %d\n",
audio_formats[s->format], a->receiver->name, slot_num);
rn->task.event_handler = rn_event_handler;
sprintf(rn->task.status, "%s receiver node", rn->receiver->name);
register_task(&rn->task);
+ return 1;
+err:
+ PARA_ERROR_LOG("%s\n", PARA_STRERROR(-ret));
+ tv_add(now, &restart_delay, &afi[format].restart_barrier);
+ return ret;
}
static int receiver_running(int format)
{
int i;
struct timeval diff;
+ char *audio_format = stat_task->stat_item_values[SI_FORMAT];
- if (!stat_task->af_status || !stat_task->pcd)
+ if (!audio_format || !stat_task->pcd)
return 0;
- i = get_audio_format_num(stat_task->af_status);
+ i = get_audio_format_num(audio_format + strlen(
+ status_item_list[SI_FORMAT]) + 1);
if (i < 0)
return 0;
if (receiver_running(i))
s->timeout = diff;
return 0;
}
- open_receiver(i);
- return 1;
+ return open_receiver(i) < 0? 0 : 1;
}
static void compute_time_diff(const struct timeval *status_time)
sa_time_diff_sign = sign;
stat_task->sa_time_diff = diff;
count++;
- return;
+ goto out;
}
if (count > 5) {
int s = tv_diff(&diff, &stat_task->sa_time_diff, &tmp);
count > 10? sign : sign * time_smooth, &diff,
&tmp);
stat_task->sa_time_diff = tmp;
- PARA_DEBUG_LOG("time diff (cur/avg): %s%lums/%s%lums\n",
+ PARA_INFO_LOG("time diff (cur/avg): %s%lums/%s%lums\n",
sign > 0? "+" : "-",
tv2ms(&diff),
sa_time_diff_sign ? "+" : "-",
tv2ms(&stat_task->sa_time_diff)
);
+out:
+ stat_task->sa_time_diff_sign = sa_time_diff_sign;
}
static void check_stat_line(char *line)
PARA_WARNING_LOG("invalid status line: %s\n", line);
return;
}
+ if (stat_task->clock_diff_count && itemnum != SI_CURRENT_TIME)
+ return;
tmp = make_message("%s\n", line);
stat_client_write(tmp, itemnum);
free(tmp);
case SI_STATUS:
stat_task->playing = strstr(line, "playing")? 1 : 0;
break;
- case SI_FORMAT:
- free(stat_task->af_status);
- stat_task->af_status = para_strdup(line + ilen + 1);
- break;
case SI_OFFSET:
stat_task->offset_seconds = atoi(line + ilen + 1);
break;
struct timeval tv = {sec, usec};
compute_time_diff(&tv);
}
+ if (stat_task->clock_diff_count)
+ stat_task->clock_diff_count--;
break;
}
}
if (!sl->fc || !*sl->fc->out_loaded || sl->wng)
continue;
if (tv_diff(now, &initial_delay_barrier, &diff) > 0) {
- PARA_INFO_LOG("barrier: %lu:%lu, now: %lu, %lu\n",
- initial_delay_barrier.tv_sec,
- initial_delay_barrier.tv_usec,
- now->tv_sec, now->tv_usec);
open_writers(i);
s->timeout = min_delay;
continue;
{
int i;
- /* save away the current time for other users */
t->ret = 1;
FOR_EACH_SLOT(i)
try_to_close_slot(i);
for (i = conf.receiver_given - 1; i >= 0; i--) {
char *arg = conf.receiver_arg[i];
char *recv_arg = strchr(arg, ':');
- PARA_INFO_LOG("arg: %s\n", arg);
ret = -E_MISSING_COLON;
if (!recv_arg)
goto out;
struct command_task *ct = t->private_data;
t->ret = 1; /* always successful */
- if (audiod_status != AUDIOD_OFF)
- audiod_status_dump();
+ audiod_status_dump();
if (!FD_ISSET(ct->fd, &s->rfds))
return;
ret = handle_connect(ct->fd);
static void status_pre_select(struct sched *s, struct task *t)
{
struct status_task *st = t->private_data;
- int argc = 2;
- char *argv[] = {"audiod", "stat", NULL};
+
t->ret = 1;
if (st->pcd && (audiod_status == AUDIOD_OFF || st->pcd->eof))
close_stat_pipe();
- if (!st->pcd && audiod_status != AUDIOD_OFF
- && tv_diff(now, &st->restart_barrier, NULL) > 0) {
- t->ret = client_parse_config(argc, argv, &st->pcd);
- if (t->ret < 0)
- return;
- t->ret = client_open(st->pcd);
- if (t->ret < 0)
+ if (st->pcd || audiod_status == AUDIOD_OFF)
+ return;
+ if (!st->clock_diff_count && tv_diff(now, &st->restart_barrier, NULL)
+ < 0)
+ return;
+ if (st->clock_diff_count) {
+ char *argv[] = {"audiod", "stat", "1", NULL};
+ int argc = 3;
+ if (tv_diff(now, &st->clock_diff_barrier, NULL) < 0)
return;
- st->pcd->task.event_handler = client_task_event_handler;
- s->timeout.tv_sec = 0;
- s->timeout.tv_usec = 1;
+ PARA_INFO_LOG("clock diff count: %d\n", st->clock_diff_count);
+ t->ret = client_parse_config(argc, argv, &st->pcd);
+
+ } else {
+ char *argv[] = {"audiod", "stat", NULL};
+ int argc = 2;
+ t->ret = client_parse_config(argc, argv, &st->pcd);
}
+
+ if (t->ret < 0)
+ return;
+ t->ret = client_open(st->pcd);
+ if (t->ret < 0)
+ return;
+ st->pcd->task.event_handler = client_task_event_handler;
+ s->timeout.tv_sec = 0;
+ s->timeout.tv_usec = 1;
}
static void status_post_select(__a_unused struct sched *s, struct task *t)
{
struct status_task *st = t->private_data;
+ unsigned bytes_left;
t->ret = 1;
- if (!st->pcd || !st->pcd->loaded
- || st->pcd->status != CL_RECEIVING)
+ if (!st->pcd || st->pcd->status != CL_RECEIVING)
return;
- st->pcd->loaded = for_each_line(st->pcd->buf, st->pcd->loaded,
+ bytes_left = for_each_line(st->pcd->buf, st->pcd->loaded,
&check_stat_line);
+ if (st->pcd->loaded != bytes_left) {
+ st->last_status_read = *now;
+ st->pcd->loaded = bytes_left;
+ } else {
+ struct timeval diff;
+ tv_diff(now, &st->last_status_read, &diff);
+ if (diff.tv_sec > 61)
+ close_stat_pipe();
+ }
}
static void init_status_task(struct status_task *st)
st->task.event_handler = status_event_handler;
st->task.private_data = st;
st->sa_time_diff_sign = 1;
+ st->clock_diff_count = conf.clock_diff_count_arg;
sprintf(st->task.status, "status task");
}