From e4fe9b4d69c69d922cad1272104fdb8de5c24faf Mon Sep 17 00:00:00 2001 From: =?utf8?q?Manuel=20Luis=20Sanmart=C3=ADn=20Rozada?= Date: Sun, 31 May 2015 22:46:11 +0200 Subject: [PATCH] Plugin network: add support for the timeout argument in the flush callback --- src/network.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) diff --git a/src/network.c b/src/network.c index 551bd5cc..e58d1dc5 100644 --- a/src/network.c +++ b/src/network.c @@ -310,6 +310,7 @@ static pthread_t dispatch_thread_id; static char *send_buffer; static char *send_buffer_ptr; static int send_buffer_fill; +static cdtime_t send_buffer_last_update; static value_list_t send_buffer_vl = VALUE_LIST_STATIC; static pthread_mutex_t send_buffer_lock = PTHREAD_MUTEX_INITIALIZER; @@ -2577,6 +2578,7 @@ static void network_init_buffer (void) memset (send_buffer, 0, network_config_packet_size); send_buffer_ptr = send_buffer; send_buffer_fill = 0; + send_buffer_last_update = 0; memset (&send_buffer_vl, 0, sizeof (send_buffer_vl)); } /* int network_init_buffer */ @@ -2916,6 +2918,7 @@ static int network_write (const data_set_t *ds, const value_list_t *vl, /* status == bytes added to the buffer */ send_buffer_fill += status; send_buffer_ptr += status; + send_buffer_last_update = cdtime(); stats_values_sent++; } @@ -3605,15 +3608,25 @@ static int network_init (void) * just send the buffer if `flush' is called - if the requested value was in * there, good. If not, well, then there is nothing to flush.. -octo */ -static int network_flush (__attribute__((unused)) cdtime_t timeout, +static int network_flush (cdtime_t timeout, __attribute__((unused)) const char *identifier, __attribute__((unused)) user_data_t *user_data) { pthread_mutex_lock (&send_buffer_lock); if (send_buffer_fill > 0) - flush_buffer (); - + { + if (timeout > 0) + { + cdtime_t now = cdtime (); + if ((send_buffer_last_update + timeout) > now) + { + pthread_mutex_unlock (&send_buffer_lock); + return (0); + } + } + flush_buffer (); + } pthread_mutex_unlock (&send_buffer_lock); return (0); -- 2.30.2