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Exponentially backoff when bootstrapping fails, to reduce bandwidth

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The retry interval starts at 5 minutes and doubles with each failure.
This commit is contained in:
CalDescent 2021-10-04 09:25:23 +01:00
parent 0135f25b9d
commit 71f802ef35
1 changed files with 5 additions and 2 deletions
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7
src/main/java/org/qortal/repository/Bootstrap.java
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@ -32,6 +32,8 @@ public class Bootstrap {
private Repository repository; private Repository repository;
private int retryMinutes = 5;
private static final Logger LOGGER = LogManager.getLogger(Bootstrap.class); private static final Logger LOGGER = LogManager.getLogger(Bootstrap.class);
/** The maximum number of untrimmed blocks allowed to be included in a bootstrap, beyond the trim threshold */ /** The maximum number of untrimmed blocks allowed to be included in a bootstrap, beyond the trim threshold */
@ -312,8 +314,9 @@ public class Bootstrap {
} catch (DataException e) { } catch (DataException e) {
LOGGER.info("Bootstrap import failed: {}", e.getMessage()); LOGGER.info("Bootstrap import failed: {}", e.getMessage());
this.updateStatus("Bootstrapping failed. Retrying in 5 minutes"); this.updateStatus(String.format("Bootstrapping failed. Retrying in %d minutes...", retryMinutes));
Thread.sleep(5 * 60 * 1000L); Thread.sleep(retryMinutes * 60 * 1000L);
retryMinutes *= 2;
} }
} }
} }