Imports github.com/cortexproject/cortex/pkg/util/flagext github.com/credativ/vali/pkg/logql github.com/credativ/vali/pkg/util/flagext github.com/credativ/vali/pkg/valitail/client github.com/prometheus/common/model github.com/weaveworks/common/logging Standard library imports encoding/json errors fmt io/ioutil os strconv strings time