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in_tail: Introduce read_interval option #9055

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8 changes: 8 additions & 0 deletions plugins/in_tail/tail.c
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Original file line number Diff line number Diff line change
Expand Up @@ -611,6 +611,14 @@ static struct flb_config_map config_map[] = {
FLB_CONFIG_MAP_INT, "progress_check_interval_nsec", "0",
0, FLB_TRUE, offsetof(struct flb_tail_config, progress_check_interval_nsec),
},
{
FLB_CONFIG_MAP_TIME, "stat.read_interval_sec", "0s",
0, FLB_TRUE, offsetof(struct flb_tail_config, read_interval_sec),
},
{
FLB_CONFIG_MAP_INT, "stat.read_interval_nsec", "250000000",
0, FLB_TRUE, offsetof(struct flb_tail_config, read_interval_nsec),
},
{
FLB_CONFIG_MAP_TIME, "rotate_wait", FLB_TAIL_ROTATE_WAIT,
0, FLB_TRUE, offsetof(struct flb_tail_config, rotate_wait),
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3 changes: 3 additions & 0 deletions plugins/in_tail/tail_config.h
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Original file line number Diff line number Diff line change
Expand Up @@ -100,6 +100,9 @@ struct flb_tail_config {
int progress_check_interval; /* watcher interval */
int progress_check_interval_nsec; /* watcher interval */

int read_interval_sec; /* seconds to re-read file, only used by fs_stat */
int read_interval_nsec; /* nanoseconds to re-read file, only used by fs_stat */

#ifdef FLB_HAVE_INOTIFY
int inotify_watcher; /* enable/disable inotify monitor */
#endif
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6 changes: 4 additions & 2 deletions plugins/in_tail/tail_fs_stat.c
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Expand Up @@ -184,9 +184,11 @@ int flb_tail_fs_stat_init(struct flb_input_instance *in,

flb_plg_debug(ctx->ins, "flb_tail_fs_stat_init() initializing stat tail input");

/* Set a manual timer to collect events every 0.250 seconds */
/* Set a manual timer to collect events managed by 'read_interval' property */
ret = flb_input_set_collector_time(in, tail_fs_event,
0, 250000000, config);
ctx->read_interval_sec,
ctx->read_interval_nsec,
config);
if (ret < 0) {
return -1;
}
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