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retry on failure

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This commit is contained in:
Christian Grothoff 2023-03-09 19:48:29 +01:00
parent 74facbead4
commit 9d5549d6ba
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GPG Key ID: 939E6BE1E29FC3CC
2 changed files with 18 additions and 4 deletions
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2
contrib/gana

@ -1 +1 @@
Subproject commit 02132ededc12a0a1cfd81f0ca76c384304e15259 Subproject commit e2c325ca89b92aed98a30b23fd653b1adb9af683

20
src/exchange/taler-exchange-httpd.c
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@ -80,6 +80,11 @@
*/ */
#define UNIX_BACKLOG 50 #define UNIX_BACKLOG 50
/**
* How often will we try to connect to the database before giving up?
*/
#define MAX_DB_RETRIES 5
/** /**
* Above what request latency do we start to log? * Above what request latency do we start to log?
*/ */
@ -1965,11 +1970,20 @@ exchange_serve_process_config (void)
GNUNET_free (attr_enc_key_str); GNUNET_free (attr_enc_key_str);
} }
if (NULL == for (unsigned int i = 0; i<MAX_DB_RETRIES; i++)
(TEH_plugin = TALER_EXCHANGEDB_plugin_load (TEH_cfg))) {
TEH_plugin = TALER_EXCHANGEDB_plugin_load (TEH_cfg);
if (NULL != TEH_plugin)
break;
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
"Failed to connect to DB, will try again %u times\n",
MAX_DB_RETRIES - i);
sleep (1);
}
if (NULL == TEH_plugin)
{ {
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Failed to initialize DB subsystem\n"); "Failed to initialize DB subsystem. Giving up.\n");
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
return GNUNET_OK; return GNUNET_OK;