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handlers.go
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/
handlers.go
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// Copyright 2023 Linka Cloud All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package packages
import (
"io"
"net/http"
"go.linka.cloud/grpc-toolkit/logger"
"go.linka.cloud/artifact-registry/pkg/storage"
)
type ArtifactFactory func(r *http.Request, reader io.Reader, size int64, key string) (storage.Artifact, error)
func Push(fn ArtifactFactory) HandlerFunc {
return func(_ string) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
var (
reader io.ReadCloser
size int64
)
if file, header, err := r.FormFile("file"); err == nil {
reader, size = file, header.Size
} else {
reader, size = r.Body, r.ContentLength
}
defer reader.Close()
logger.C(ctx).Debugf("ensuring storage is initialized")
s := storage.FromContext(ctx)
if err := s.Init(ctx); err != nil {
storage.Error(w, err)
return
}
logger.C(ctx).Debugf("parsing artifact")
pkg, err := fn(r, reader, size, s.Key())
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
defer pkg.Close()
logger.C(ctx).WithFields("name", pkg.Name(), "filepath", pkg.Path(), "arch", pkg.Arch()).Infof("uploading artifact")
if err := s.Write(ctx, pkg); err != nil {
storage.Error(w, err)
return
}
w.WriteHeader(http.StatusCreated)
}
}
}
func Pull(fn func(r *http.Request) string) HandlerFunc {
return func(_ string) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
if err := storage.FromContext(r.Context()).ServeFile(w, r, fn(r)); err != nil {
storage.Error(w, err)
return
}
}
}
}
func Delete(fn func(t *http.Request) string) HandlerFunc {
return func(_ string) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
if err := storage.FromContext(ctx).Delete(ctx, fn(r)); err != nil {
storage.Error(w, err)
return
}
}
}
}
func NotFound(w http.ResponseWriter, _ *http.Request) {
http.Error(w, "404 not found", http.StatusNotFound)
}