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buildpack_handler.go
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/
buildpack_handler.go
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package handlers
import (
"context"
"net/http"
"net/url"
"code.cloudfoundry.org/korifi/api/apierrors"
"code.cloudfoundry.org/korifi/api/authorization"
"code.cloudfoundry.org/korifi/api/payloads"
"code.cloudfoundry.org/korifi/api/presenter"
"code.cloudfoundry.org/korifi/api/repositories"
"github.com/go-logr/logr"
"github.com/gorilla/mux"
ctrl "sigs.k8s.io/controller-runtime"
)
const (
BuildpacksPath = "/v3/buildpacks"
)
//counterfeiter:generate -o fake -fake-name BuildpackRepository . BuildpackRepository
type BuildpackRepository interface {
ListBuildpacks(ctx context.Context, authInfo authorization.Info) ([]repositories.BuildpackRecord, error)
}
type BuildpackHandler struct {
handlerWrapper *AuthAwareHandlerFuncWrapper
serverURL url.URL
buildpackRepo BuildpackRepository
}
func NewBuildpackHandler(
serverURL url.URL,
buildpackRepo BuildpackRepository,
) *BuildpackHandler {
return &BuildpackHandler{
handlerWrapper: NewAuthAwareHandlerFuncWrapper(ctrl.Log.WithName("BuildpackHandler")),
serverURL: serverURL,
buildpackRepo: buildpackRepo,
}
}
func (h *BuildpackHandler) buildpackListHandler(ctx context.Context, logger logr.Logger, authInfo authorization.Info, r *http.Request) (*HandlerResponse, error) {
if err := r.ParseForm(); err != nil {
return nil, apierrors.LogAndReturn(logger, err, "Unable to parse request query parameters")
}
buildpackListFilter := new(payloads.BuildpackList)
err := payloads.Decode(buildpackListFilter, r.Form)
if err != nil {
return nil, apierrors.LogAndReturn(logger, err, "Unable to decode request query parameters")
}
buildpacks, err := h.buildpackRepo.ListBuildpacks(ctx, authInfo)
if err != nil {
return nil, apierrors.LogAndReturn(logger, err, "Failed to fetch buildpacks from Kubernetes")
}
return NewHandlerResponse(http.StatusOK).WithBody(presenter.ForBuildpackList(buildpacks, h.serverURL, *r.URL)), nil
}
func (h *BuildpackHandler) RegisterRoutes(router *mux.Router) {
router.Path(BuildpacksPath).Methods("GET").HandlerFunc(h.handlerWrapper.Wrap(h.buildpackListHandler))
}