mirror of https://github.com/miniflux/v2.git
Reschedule next check date for rate limited feeds
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dc3426319d
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@ -107,7 +107,7 @@ func (f *Feed) CheckedNow() {
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}
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// ScheduleNextCheck set "next_check_at" of a feed based on the scheduler selected from the configuration.
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func (f *Feed) ScheduleNextCheck(weeklyCount int, newTTL int) {
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func (f *Feed) ScheduleNextCheck(weeklyCount int, newTTL int, rateLimited bool) {
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f.TTL = newTTL
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// Default to the global config Polling Frequency.
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var intervalMinutes int
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@ -123,6 +123,9 @@ func (f *Feed) ScheduleNextCheck(weeklyCount int, newTTL int) {
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default:
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intervalMinutes = config.Opts.SchedulerRoundRobinMinInterval()
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}
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if rateLimited {
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intervalMinutes += (12 * 60)
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}
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// If the feed has a TTL defined, we use it to make sure we don't check it too often.
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if newTTL > intervalMinutes && newTTL > 0 {
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intervalMinutes = newTTL
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@ -15,6 +15,7 @@ import (
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const (
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largeWeeklyCount = 10080
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noNewTTL = 0
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noRateLimited = false
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)
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func TestFeedCategorySetter(t *testing.T) {
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@ -89,7 +90,7 @@ func TestFeedScheduleNextCheckDefault(t *testing.T) {
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timeBefore := time.Now()
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feed := &Feed{}
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weeklyCount := 10
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feed.ScheduleNextCheck(weeklyCount, noNewTTL)
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -115,7 +116,7 @@ func TestFeedScheduleNextCheckRoundRobinMinInterval(t *testing.T) {
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timeBefore := time.Now()
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feed := &Feed{}
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weeklyCount := 100
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feed.ScheduleNextCheck(weeklyCount, noNewTTL)
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -144,7 +145,7 @@ func TestFeedScheduleNextCheckEntryFrequencyMaxInterval(t *testing.T) {
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feed := &Feed{}
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// Use a very small weekly count to trigger the max interval
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weeklyCount := 1
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feed.ScheduleNextCheck(weeklyCount, noNewTTL)
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -173,7 +174,7 @@ func TestFeedScheduleNextCheckEntryFrequencyMaxIntervalZeroWeeklyCount(t *testin
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feed := &Feed{}
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// Use a very small weekly count to trigger the max interval
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weeklyCount := 0
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feed.ScheduleNextCheck(weeklyCount, noNewTTL)
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -202,7 +203,7 @@ func TestFeedScheduleNextCheckEntryFrequencyMinInterval(t *testing.T) {
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feed := &Feed{}
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// Use a very large weekly count to trigger the min interval
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weeklyCount := largeWeeklyCount
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feed.ScheduleNextCheck(weeklyCount, noNewTTL)
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -228,7 +229,7 @@ func TestFeedScheduleNextCheckEntryFrequencyFactor(t *testing.T) {
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timeBefore := time.Now()
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feed := &Feed{}
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weeklyCount := 7
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feed.ScheduleNextCheck(weeklyCount, noNewTTL)
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -260,7 +261,7 @@ func TestFeedScheduleNextCheckEntryFrequencySmallNewTTL(t *testing.T) {
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weeklyCount := largeWeeklyCount
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// TTL is smaller than minInterval.
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newTTL := minInterval / 2
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feed.ScheduleNextCheck(weeklyCount, newTTL)
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feed.ScheduleNextCheck(weeklyCount, newTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -296,7 +297,7 @@ func TestFeedScheduleNextCheckEntryFrequencyLargeNewTTL(t *testing.T) {
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weeklyCount := largeWeeklyCount
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// TTL is larger than minInterval.
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newTTL := minInterval * 2
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feed.ScheduleNextCheck(weeklyCount, newTTL)
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feed.ScheduleNextCheck(weeklyCount, newTTL, noRateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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@ -309,3 +310,25 @@ func TestFeedScheduleNextCheckEntryFrequencyLargeNewTTL(t *testing.T) {
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t.Error(`The next_check_at should be after timeBefore + entry frequency min interval`)
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}
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}
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func TestFeedScheduleNextCheckRateLimited(t *testing.T) {
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var err error
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parser := config.NewParser()
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config.Opts, err = parser.ParseEnvironmentVariables()
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if err != nil {
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t.Fatalf(`Parsing failure: %v`, err)
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}
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feed := &Feed{}
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weeklyCount := 10
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rateLimited := true
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feed.ScheduleNextCheck(weeklyCount, noNewTTL, rateLimited)
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if feed.NextCheckAt.IsZero() {
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t.Error(`The next_check_at must be set`)
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}
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if feed.NextCheckAt.Before(time.Now().Add(time.Minute * time.Duration(60*12))) {
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t.Error(`The next_check_at should not be before the now + 12 hours`)
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}
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}
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@ -63,6 +63,10 @@ func (r *ResponseHandler) IsModified(lastEtagValue, lastModifiedValue string) bo
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return true
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}
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func (r *ResponseHandler) IsRateLimited() bool {
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return r.httpResponse.StatusCode == http.StatusTooManyRequests
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}
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func (r *ResponseHandler) Close() {
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if r.httpResponse != nil && r.httpResponse.Body != nil && r.clientErr == nil {
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r.httpResponse.Body.Close()
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@ -218,6 +218,7 @@ func RefreshFeed(store *storage.Storage, userID, feedID int64, forceRefresh bool
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weeklyEntryCount := 0
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newTTL := 0
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rateLimited := false
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if config.Opts.PollingScheduler() == model.SchedulerEntryFrequency {
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var weeklyCountErr error
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weeklyEntryCount, weeklyCountErr = store.WeeklyFeedEntryCount(userID, feedID)
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@ -230,12 +231,13 @@ func RefreshFeed(store *storage.Storage, userID, feedID int64, forceRefresh bool
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// Commit the result to the database at the end of this function.
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// If we met an error before entering the defer function, localizedError would not be nil.
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defer func() {
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originalFeed.ScheduleNextCheck(weeklyEntryCount, newTTL)
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originalFeed.ScheduleNextCheck(weeklyEntryCount, newTTL, rateLimited)
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slog.Debug("Updated next check date",
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slog.Int64("user_id", userID),
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slog.Int64("feed_id", feedID),
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slog.Int("weeklyEntryCount", weeklyEntryCount),
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slog.Int("ttl", newTTL),
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slog.Bool("rateLimited", rateLimited),
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slog.Time("new_next_check_at", originalFeed.NextCheckAt),
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)
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if localizedError == nil {
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@ -266,6 +268,11 @@ func RefreshFeed(store *storage.Storage, userID, feedID int64, forceRefresh bool
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responseHandler := fetcher.NewResponseHandler(requestBuilder.ExecuteRequest(originalFeed.FeedURL))
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defer responseHandler.Close()
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rateLimited = responseHandler.IsRateLimited()
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if rateLimited {
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slog.Warn("Feed is rate limited (429 status code)", slog.String("feed_url", originalFeed.FeedURL))
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}
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if localizedError = responseHandler.LocalizedError(); localizedError != nil {
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slog.Warn("Unable to fetch feed", slog.String("feed_url", originalFeed.FeedURL), slog.Any("error", localizedError.Error()))
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return localizedError
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