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MINOR: acme: schedule retries with a timer

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Schedule the retries with a 3s exponential timer. This is a temporary
mesure as the client should follow the Retry-After field for
rate-limiting for every request (https://datatracker.ietf.org/doc/html/rfc8555#section-6.6)
This commit is contained in:
William Lallemand 2025-04-12 00:47:33 +02:00
parent 768458a79e
commit a96cbe32b6
1 changed files with 9 additions and 3 deletions
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12
src/acme.c
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@ -1659,7 +1659,7 @@ struct task *acme_process(struct task *task, void *context, unsigned int state)
ctx->http_state = http_st;
ctx->state = st;
task->expire = TICK_ETERNITY;
return task;
retry:
@ -1668,8 +1668,14 @@ retry:
ctx->retries--;
if (ctx->retries > 0) {
ha_notice("acme: %s, retrying (%d/%d)...\n", errmsg ? errmsg : "", ACME_RETRY-ctx->retries, ACME_RETRY);
task_wakeup(task, TASK_WOKEN_MSG);
int delay = 1;
int i;
for (i = 0; i < ACME_RETRY - ctx->retries; i++)
delay *= 3000;
ha_notice("acme: %s, retrying in %dms (%d/%d)...\n", errmsg ? errmsg : "", delay, ACME_RETRY-ctx->retries, ACME_RETRY);
task->expire = tick_add(now_ms, delay);
} else {
ha_notice("acme: %s, aborting. (%d/%d)\n", errmsg ? errmsg : "", ACME_RETRY-ctx->retries, ACME_RETRY);
goto end;