package utils import ( "fmt" "net/http" "github.com/containers/libpod/libpod/define" "github.com/containers/libpod/pkg/domain/entities" "github.com/pkg/errors" log "github.com/sirupsen/logrus" ) var ( ErrLinkNotSupport = errors.New("Link is not supported") ) // TODO: document the exported functions in this file and make them more // generic (e.g., not tied to one ctr/pod). // Error formats an API response to an error // // apiMessage and code must match the container API, and are sent to client // err is logged on the system running the podman service func Error(w http.ResponseWriter, apiMessage string, code int, err error) { // Log detailed message of what happened to machine running podman service log.Infof("Request Failed(%s): %s", http.StatusText(code), err.Error()) em := entities.ErrorModel{ Because: (errors.Cause(err)).Error(), Message: err.Error(), ResponseCode: code, } WriteJSON(w, code, em) } func VolumeNotFound(w http.ResponseWriter, name string, err error) { if errors.Cause(err) != define.ErrNoSuchVolume { InternalServerError(w, err) } msg := fmt.Sprintf("No such volume: %s", name) Error(w, msg, http.StatusNotFound, err) } func ContainerNotFound(w http.ResponseWriter, name string, err error) { if errors.Cause(err) != define.ErrNoSuchCtr { InternalServerError(w, err) } msg := fmt.Sprintf("No such container: %s", name) Error(w, msg, http.StatusNotFound, err) } func ImageNotFound(w http.ResponseWriter, name string, err error) { if errors.Cause(err) != define.ErrNoSuchImage { InternalServerError(w, err) } msg := fmt.Sprintf("No such image: %s", name) Error(w, msg, http.StatusNotFound, err) } func PodNotFound(w http.ResponseWriter, name string, err error) { if errors.Cause(err) != define.ErrNoSuchPod { InternalServerError(w, err) } msg := fmt.Sprintf("No such pod: %s", name) Error(w, msg, http.StatusNotFound, err) } func ContainerNotRunning(w http.ResponseWriter, containerID string, err error) { msg := fmt.Sprintf("Container %s is not running", containerID) Error(w, msg, http.StatusConflict, err) } func InternalServerError(w http.ResponseWriter, err error) { Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError, err) } func BadRequest(w http.ResponseWriter, key string, value string, err error) { e := errors.Wrapf(err, "Failed to parse query parameter '%s': %q", key, value) Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest, e) } // UnsupportedParameter logs a given param by its string name as not supported. func UnSupportedParameter(param string) { log.Infof("API parameter %q: not supported", param) }