mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
159 lines
4 KiB
Go
159 lines
4 KiB
Go
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package buildkit
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import (
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"os"
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"path/filepath"
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"github.com/containerd/containerd/content/local"
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"github.com/docker/docker/builder/builder-next/adapters/containerimage"
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"github.com/docker/docker/builder/builder-next/adapters/snapshot"
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containerimageexp "github.com/docker/docker/builder/builder-next/exporter"
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mobyworker "github.com/docker/docker/builder/builder-next/worker"
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"github.com/docker/docker/daemon/graphdriver"
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"github.com/moby/buildkit/cache"
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"github.com/moby/buildkit/cache/metadata"
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"github.com/moby/buildkit/cache/remotecache"
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"github.com/moby/buildkit/control"
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"github.com/moby/buildkit/executor/runcexecutor"
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"github.com/moby/buildkit/exporter"
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"github.com/moby/buildkit/frontend"
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"github.com/moby/buildkit/frontend/dockerfile"
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"github.com/moby/buildkit/snapshot/blobmapping"
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"github.com/moby/buildkit/solver/boltdbcachestorage"
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"github.com/moby/buildkit/worker"
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"github.com/pkg/errors"
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)
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func newController(opt Opt) (*control.Controller, error) {
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if err := os.MkdirAll(opt.Root, 0700); err != nil {
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return nil, err
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}
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dist := opt.Dist
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root := opt.Root
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var driver graphdriver.Driver
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if ls, ok := dist.LayerStore.(interface {
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Driver() graphdriver.Driver
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}); ok {
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driver = ls.Driver()
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} else {
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return nil, errors.Errorf("could not access graphdriver")
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}
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sbase, err := snapshot.NewSnapshotter(snapshot.Opt{
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GraphDriver: driver,
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LayerStore: dist.LayerStore,
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Root: root,
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})
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if err != nil {
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return nil, err
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}
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store, err := local.NewStore(filepath.Join(root, "content"))
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if err != nil {
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return nil, err
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}
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store = &contentStoreNoLabels{store}
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md, err := metadata.NewStore(filepath.Join(root, "metadata.db"))
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if err != nil {
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return nil, err
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}
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snapshotter := blobmapping.NewSnapshotter(blobmapping.Opt{
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Content: store,
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Snapshotter: sbase,
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MetadataStore: md,
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})
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cm, err := cache.NewManager(cache.ManagerOpt{
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Snapshotter: snapshotter,
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MetadataStore: md,
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})
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if err != nil {
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return nil, err
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}
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src, err := containerimage.NewSource(containerimage.SourceOpt{
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SessionManager: opt.SessionManager,
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CacheAccessor: cm,
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ContentStore: store,
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DownloadManager: dist.DownloadManager,
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MetadataStore: dist.V2MetadataService,
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ImageStore: dist.ImageStore,
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ReferenceStore: dist.ReferenceStore,
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})
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if err != nil {
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return nil, err
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}
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exec, err := runcexecutor.New(runcexecutor.Opt{
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Root: filepath.Join(root, "executor"),
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CommandCandidates: []string{"docker-runc", "runc"},
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})
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if err != nil {
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return nil, err
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}
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differ, ok := sbase.(containerimageexp.Differ)
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if !ok {
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return nil, errors.Errorf("snapshotter doesn't support differ")
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}
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exp, err := containerimageexp.New(containerimageexp.Opt{
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ImageStore: dist.ImageStore,
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ReferenceStore: dist.ReferenceStore,
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Differ: differ,
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})
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if err != nil {
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return nil, err
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}
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cacheStorage, err := boltdbcachestorage.NewStore(filepath.Join(opt.Root, "cache.db"))
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if err != nil {
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return nil, err
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}
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frontends := map[string]frontend.Frontend{}
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frontends["dockerfile.v0"] = dockerfile.NewDockerfileFrontend()
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// frontends["gateway.v0"] = gateway.NewGatewayFrontend()
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wopt := mobyworker.WorkerOpt{
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ID: "moby",
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SessionManager: opt.SessionManager,
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MetadataStore: md,
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ContentStore: store,
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CacheManager: cm,
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Snapshotter: snapshotter,
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Executor: exec,
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ImageSource: src,
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DownloadManager: dist.DownloadManager,
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V2MetadataService: dist.V2MetadataService,
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Exporters: map[string]exporter.Exporter{
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"moby": exp,
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},
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}
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wc := &worker.Controller{}
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w, err := mobyworker.NewWorker(wopt)
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if err != nil {
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return nil, err
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}
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wc.Add(w)
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ci := remotecache.NewCacheImporter(remotecache.ImportOpt{
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Worker: w,
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SessionManager: opt.SessionManager,
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})
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return control.NewController(control.Opt{
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SessionManager: opt.SessionManager,
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WorkerController: wc,
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Frontends: frontends,
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CacheKeyStorage: cacheStorage,
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// CacheExporter: ce,
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CacheImporter: ci,
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})
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}
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