simon987/feed_archiver
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cache KEYS command

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This commit is contained in:
simon987 2020-08-08 19:59:56 -04:00
parent dd990706c3
commit df2ce33234
1 changed files with 19 additions and 6 deletions
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25
main.go
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@ -203,17 +203,29 @@ func createTable(table string, idType fastjson.Type) {
archiverCtx.tables[table] = true
}
var keyCache []string = nil
func getKeys(ctx context.Context, rdb *redis.Client, pattern string) []string {
if keyCache == nil {
keys, err := rdb.Keys(ctx, pattern).Result()
if err != nil {
logrus.WithField("Pattern", pattern).Error("Could not get keys for Pattern")
return nil
}
keyCache = keys
}
return keyCache
}
func dispatchFromQueue(rdb *redis.Client, pattern string, consume func(message string, key string) error) error {
ctx := context.Background()
for {
keys, err := rdb.Keys(ctx, pattern).Result()
if err != nil {
logrus.WithField("Pattern", pattern).Error("Could not get keys for Pattern")
continue
}
keys := getKeys(ctx, rdb, pattern)
if len(keys) == 0 {
time.Sleep(time.Second * 1)
continue
@ -221,6 +233,7 @@ func dispatchFromQueue(rdb *redis.Client, pattern string, consume func(message s
rawTask, err := rdb.BLPop(ctx, time.Second*30, keys...).Result()
if err != nil {
keyCache = nil
continue
}