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feed refresh engine previously hardcoded values are now configurable (#1677)

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Athou
2025-02-11 22:14:32 +01:00
parent bde556d41f
commit 469420b5bf
5 changed files with 435 additions and 53 deletions
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40
commafeed-server/src/main/java/com/commafeed/CommaFeedConfiguration.java
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@@ -168,20 +168,39 @@ public interface CommaFeedConfiguration {
interface FeedRefresh {
/**
* Amount of time CommaFeed will wait before refreshing the same feed.
* Default amount of time CommaFeed will wait before refreshing a feed.
*/
@WithDefault("5m")
Duration interval();
/**
* If true, CommaFeed will calculate the next refresh time based on the feed's average time between entries and the time since the
* last entry was published. The interval will be somewhere between the default refresh interval and 24h.
* Maximum amount of time CommaFeed will wait before refreshing a feed. This is used as an upper bound when:
*
* <ul>
* <li>an error occurs while refreshing a feed and we're backing off exponentially</li>
* <li>we receive a Cache-Control header from the feed</li>
* <li>we receive a Retry-After header from the feed</li>
* </ul>
*/
@WithDefault("24h")
Duration maxInterval();
/**
* If enabled, CommaFeed will calculate the next refresh time based on the feed's average time between entries and the time since
* the last entry was published. The interval will be sometimes between the default refresh interval
* (`commafeed.feed-refresh.interval`) and the maximum refresh interval (`commafeed.feed-refresh.max-interval`).
*
* See {@link FeedRefreshIntervalCalculator} for details.
*/
@WithDefault("false")
boolean intervalEmpirical();
/**
* Feed refresh engine error handling settings.
*/
@ConfigDocSection
FeedRefreshErrorHandling errors();
/**
* Amount of http threads used to fetch feeds.
*/
@@ -217,6 +236,21 @@ public interface CommaFeedConfiguration {
Duration forceRefreshCooldownDuration();
}
interface FeedRefreshErrorHandling {
/**
* Number of retries before backoff is applied.
*/
@Min(0)
@WithDefault("3")
int retriesBeforeBackoff();
/**
* Duration to wait before retrying after an error. Will be multiplied by the number of errors since the last successful fetch.
*/
@WithDefault("1h")
Duration backoffInterval();
}
interface Database {
/**
* Timeout applied to all database queries.