feat: as docker mirror registry

feat: add global proxy config
upgrade: upgrade front(angular) to 19
chore: deployment staff
  1. Dockerfile: build frontend, backend, and run in nginx base image

internal/controller/pull.go

@@ -0,0 +1,151 @@
+package controller
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+
+	"nf-repo/internal/interfaces"
+	"nf-repo/internal/model"
+	"nf-repo/internal/opt"
+
+	"github.com/google/go-containerregistry/pkg/name"
+	v1 "github.com/google/go-containerregistry/pkg/v1"
+	"github.com/google/go-containerregistry/pkg/v1/remote"
+)
+
+func PullRepo(ctx context.Context, repo string, tag string, proxy string,
+	mh interfaces.ManifestHandler, bh interfaces.BlobHandler,
+) (*v1.Manifest, error) {
+	if repo == "" || tag == "" {
+		return nil, fmt.Errorf("invalid repo or tag")
+	}
+
+	var (
+		err       error
+		transport = &http.Transport{}
+		puller    *remote.Puller
+		tn        name.Tag
+		des       *remote.Descriptor
+		img       v1.Image
+		manifest  *v1.Manifest
+		bs        []byte
+		mhash     model.Hash
+		target    = fmt.Sprintf("%s:%s", repo, tag)
+	)
+
+	if opt.Proxy != nil {
+		transport.Proxy = http.ProxyURL(opt.Proxy)
+	}
+
+	if proxy != "" {
+		var pu *url.URL
+		if pu, err = url.Parse(proxy); err != nil {
+			return nil, err
+		}
+
+		transport.Proxy = http.ProxyURL(pu)
+	}
+
+	if puller, err = remote.NewPuller(
+		remote.WithTransport(transport),
+	); err != nil {
+		return nil, err
+	}
+
+	if tn, err = name.NewTag(target); err != nil {
+		return nil, err
+	}
+
+	if des, err = puller.Get(ctx, tn); err != nil {
+		return nil, err
+	}
+
+	if img, err = des.Image(); err != nil {
+		return nil, err
+	}
+
+	if manifest, err = img.Manifest(); err != nil {
+		return nil, err
+	}
+
+	total := model.ManifestCountSize(manifest)
+	size := 0
+	_ = total
+
+	var (
+		tly     v1.Layer
+		tdigest v1.Hash
+		treader io.ReadCloser
+	)
+
+	if tly, err = img.LayerByDigest(manifest.Config.Digest); err != nil {
+		return nil, err
+	}
+
+	if tdigest, err = tly.Digest(); err != nil {
+		return nil, err
+	}
+
+	if treader, err = tly.Uncompressed(); err != nil {
+		return nil, err
+	}
+	defer treader.Close()
+
+	if err = bh.Put(
+		ctx,
+		target,
+		model.Hash{Algorithm: tdigest.Algorithm, Hex: tdigest.Hex},
+		treader,
+	); err != nil {
+		return nil, err
+	}
+
+	size = size + int(manifest.Config.Size)
+
+	if bs, err = json.Marshal(manifest); err != nil {
+		return nil, err
+	}
+
+	if mhash, _, err = model.SHA256(bytes.NewReader(bs)); err != nil {
+		return nil, err
+	}
+
+	for idx := range manifest.Layers {
+		var (
+			reader io.ReadCloser
+			lyHash v1.Hash
+			ly     v1.Layer
+		)
+
+		lyHash = manifest.Layers[idx].Digest
+
+		if ly, err = img.LayerByDigest(manifest.Layers[idx].Digest); err != nil {
+			return nil, err
+		}
+
+		if reader, err = ly.Compressed(); err != nil {
+			return nil, err
+		}
+		defer reader.Close()
+
+		if err = bh.Put(ctx, repo, model.Hash{Algorithm: lyHash.Algorithm, Hex: lyHash.Hex}, reader); err != nil {
+			return nil, err
+		}
+
+		size = size + int(manifest.Layers[idx].Size)
+	}
+
+	if re := mh.Put(ctx, repo, tag, mhash.String(), &model.RepoSimpleManifest{
+		ContentType: string(manifest.MediaType),
+		Blob:        bs,
+	}); re != nil {
+		return nil, err
+	}
+
+	return manifest, nil
+}