Imports github.com/astaxie/beego/cache github.com/vmware/harbor/src/common/utils/log github.com/vmware/harbor/src/ui/filter github.com/ghodss/yaml k8s.io/helm/pkg/repo k8s.io/helm/pkg/chartutil github.com/astaxie/beego/cache/redis github.com/Masterminds/semver Standard library imports bytes encoding/json errors fmt io/ioutil log net/http net/url os path strconv strings sync sync/atomic time net/http/httputil