mirror of
https://github.com/ipfs/kubo.git
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108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
//go:generate npm run build --prefix ./dir-index-html/
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package assets
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import (
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"embed"
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"fmt"
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"io"
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"io/fs"
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gopath "path"
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"strconv"
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"github.com/ipfs/kubo/core"
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"github.com/ipfs/kubo/core/coreapi"
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"github.com/cespare/xxhash"
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cid "github.com/ipfs/go-cid"
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files "github.com/ipfs/go-ipfs-files"
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options "github.com/ipfs/interface-go-ipfs-core/options"
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"github.com/ipfs/interface-go-ipfs-core/path"
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)
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//go:embed init-doc dir-index-html/dir-index.html dir-index-html/knownIcons.txt
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var Asset embed.FS
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// AssetHash a non-cryptographic hash of all embedded assets
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var AssetHash string
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// initDocPaths lists the paths for the docs we want to seed during --init
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var initDocPaths = []string{
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gopath.Join("init-doc", "about"),
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gopath.Join("init-doc", "readme"),
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gopath.Join("init-doc", "help"),
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gopath.Join("init-doc", "contact"),
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gopath.Join("init-doc", "security-notes"),
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gopath.Join("init-doc", "quick-start"),
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gopath.Join("init-doc", "ping"),
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}
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func init() {
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sum := xxhash.New()
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err := fs.WalkDir(Asset, ".", func(path string, d fs.DirEntry, err error) error {
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if err != nil {
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return err
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}
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if d.IsDir() {
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return nil
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}
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file, err := Asset.Open(path)
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if err != nil {
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return err
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}
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defer file.Close()
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_, err = io.Copy(sum, file)
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return err
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})
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if err != nil {
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panic("error creating asset sum: " + err.Error())
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}
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AssetHash = strconv.FormatUint(sum.Sum64(), 32)
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}
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// SeedInitDocs adds the list of embedded init documentation to the passed node, pins it and returns the root key
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func SeedInitDocs(nd *core.IpfsNode) (cid.Cid, error) {
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return addAssetList(nd, initDocPaths)
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}
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func addAssetList(nd *core.IpfsNode, l []string) (cid.Cid, error) {
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api, err := coreapi.NewCoreAPI(nd)
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if err != nil {
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return cid.Cid{}, err
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}
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dirb, err := api.Object().New(nd.Context(), options.Object.Type("unixfs-dir"))
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if err != nil {
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return cid.Cid{}, err
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}
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basePath := path.IpfsPath(dirb.Cid())
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for _, p := range l {
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d, err := Asset.ReadFile(p)
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if err != nil {
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return cid.Cid{}, fmt.Errorf("assets: could load Asset '%s': %s", p, err)
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}
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fp, err := api.Unixfs().Add(nd.Context(), files.NewBytesFile(d))
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if err != nil {
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return cid.Cid{}, err
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}
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fname := gopath.Base(p)
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basePath, err = api.Object().AddLink(nd.Context(), basePath, fname, fp)
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if err != nil {
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return cid.Cid{}, err
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}
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}
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if err := api.Pin().Add(nd.Context(), basePath); err != nil {
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return cid.Cid{}, err
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}
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return basePath.Cid(), nil
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}
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