Support root rotation #8
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| package client | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "io/ioutil" | ||
| "net" | ||
| "net/http" | ||
| "path/filepath" | ||
| "strings" | ||
|
|
||
| "github.com/theupdateframework/go-tuf/data" | ||
| "github.com/theupdateframework/go-tuf/verify" | ||
| ) | ||
|
|
||
| //Initializes a local HTTP server and serves TUF Repo. | ||
| func initTestTUFRepoServer(baseDir string, relPath string) (net.Listener, error) { | ||
| serverDir := filepath.Join(baseDir, relPath) | ||
| l, err := net.Listen("tcp", "127.0.0.1:0") | ||
| go http.Serve(l, http.FileServer(http.Dir(serverDir))) | ||
| return l, err | ||
| } | ||
|
|
||
| // Initializes the client object with local files without fetching | ||
| // the latest version from the server. | ||
| func (c *Client) initWithLocal(rootKeys []*data.Key, threshold int, localrootpath string) error { | ||
| if len(rootKeys) < threshold { | ||
| return ErrInsufficientKeys | ||
| } | ||
| rootJSON, err := ioutil.ReadFile(localrootpath) //c.downloadMetaUnsafe("root.json", defaultRootDownloadLimit) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| // create a new key database, and add all the public `rootKeys` to it. | ||
| c.db = verify.NewDB() | ||
| rootKeyIDs := make([]string, 0, len(rootKeys)) | ||
| for _, key := range rootKeys { | ||
| for _, id := range key.IDs() { | ||
| rootKeyIDs = append(rootKeyIDs, id) | ||
| if err := c.db.AddKey(id, key); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // add a mock "root" role that trusts the passed in key ids. These keys | ||
| // will be used to verify the `root.json` we just fetched. | ||
| role := &data.Role{Threshold: threshold, KeyIDs: rootKeyIDs} | ||
| if err := c.db.AddRole("root", role); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| // verify that the new root is valid. | ||
| if err := c.decodeRoot(rootJSON); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return c.local.SetMeta("root.json", rootJSON) | ||
| } | ||
|
|
||
| //Initializes a TUF Client based on metadata in a given path. | ||
| func initTestTUFClient(baseDir string, relPath string, serverAddr string, initWithLocalMetadata bool) (*Client, error) { | ||
| initialStateDir := filepath.Join(baseDir, relPath) | ||
| opts := &HTTPRemoteOptions{ | ||
| MetadataPath: "metadata", | ||
| TargetsPath: "targets", | ||
| } | ||
| rawFile, err := ioutil.ReadFile(initialStateDir + "/" + "root.json") | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| s := &data.Signed{} | ||
| root := &data.Root{} | ||
| if err := json.Unmarshal(rawFile, s); err != nil { | ||
| return nil, err | ||
| } | ||
| if err := json.Unmarshal(s.Signed, root); err != nil { | ||
| return nil, err | ||
| } | ||
| var keys []*data.Key | ||
| for _, sig := range s.Signatures { | ||
| k, ok := root.Keys[sig.KeyID] | ||
| if ok { | ||
| keys = append(keys, k) | ||
| } | ||
| } | ||
|
|
||
| remote, err := HTTPRemoteStore(fmt.Sprintf("http://%s/", serverAddr), opts, nil) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| c := NewClient(MemoryLocalStore(), remote) | ||
|
|
||
| if initWithLocalMetadata { | ||
| if err := c.initWithLocal(keys, 1, initialStateDir+"/"+"root.json"); err != nil { | ||
| return nil, err | ||
| } | ||
| } else { | ||
| if err := c.Init(keys, 1); err != nil { | ||
| return nil, err | ||
| } | ||
| } | ||
| files, err := ioutil.ReadDir(initialStateDir) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| // load local files | ||
| for _, f := range files { | ||
| if f.IsDir() { | ||
| continue | ||
| } | ||
| name := f.Name() | ||
| // ignoring consistent snapshot when loading initial state | ||
| if len(strings.Split(name, ".")) == 1 && strings.HasSuffix(name, ".json") { | ||
| rawFile, err := ioutil.ReadFile(initialStateDir + "/" + name) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if err := c.local.SetMeta(name, rawFile); err != nil { | ||
| return nil, err | ||
| } | ||
| } | ||
| } | ||
| return c, nil | ||
| } |
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How about a more descriptive name like
MaxRootRotations?