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Force a mandatory work item on pool switch and determine what to do based on server supporting roll time or not.

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This commit is contained in:
Con Kolivas 2011-07-19 14:09:36 +10:00
parent f91a048ae7
commit 85bf965cda
1 changed files with 20 additions and 6 deletions
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26
main.c
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@ -1413,6 +1413,8 @@ static void flush_requests(bool longpoll)
static bool get_work(struct work *work, bool queued)
{
struct timespec abstime = {};
struct timeval now;
struct work *work_heap;
struct pool *pool;
bool ret = false;
@ -1425,7 +1427,7 @@ retry:
goto out;
}
if (!requests_staged() && !stale_work(work)) {
if (!requests_staged() && !stale_work(work) && work->pool->has_rolltime) {
uint32_t *work_ntime;
uint32_t ntime;
@ -1443,15 +1445,16 @@ retry:
if (total_pools > 1) {
/* Attempt to switch pools if this one has been unresponsive for >half
* a block's duration */
if (diff.tv_sec > 300) {
if (diff.tv_sec > 30) {
switch_pools();
inc_staged(pool, 1, true);
goto retry;
}
} else if (diff.tv_sec > 600) {
/* A new block appears on average every 10 mins */
applog(LOG_WARNING, "Prolonged outage. Going idle till network recovers.");
/* Force every thread to wait for new work */
inc_staged(pool, mining_threads, true);
inc_staged(pool, 1, true);
goto retry;
}
}
@ -1465,11 +1468,22 @@ retry:
goto out;
}
gettimeofday(&now, NULL);
abstime.tv_sec = now.tv_sec + 60;
/* wait for 1st response, or get cached response */
work_heap = tq_pop(getq, NULL);
work_heap = tq_pop(getq, &abstime);
if (unlikely(!work_heap)) {
applog(LOG_WARNING, "Failed to tq_pop in get_work");
goto out;
if (total_pools > 1) {
/* Attempt to switch pools if this one has mandatory
* work that has timed out or does not support rolltime */
switch_pools();
inc_staged(pool, 1, true);
goto retry;
}
if (!pool_tset(pool, &pool->localgen))
applog(LOG_WARNING, "Timed out waiting for work from server");
goto retry;
}
/* If we make it here we have succeeded in getting fresh work */