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Diffstat (limited to 'client/client.go')
-rw-r--r--client/client.go38
1 files changed, 35 insertions, 3 deletions
diff --git a/client/client.go b/client/client.go
index 551eff7..34fa8a2 100644
--- a/client/client.go
+++ b/client/client.go
@@ -49,7 +49,7 @@ func NewClientFromPath(logId, chainPath, keyPath, operatorsPath string, cli *htt
}
k, err := stfe.LoadEd25519SigningKey(keyPath)
- if err != nil {
+ if err != nil && keyPath != "" {
return nil, err
}
@@ -119,8 +119,24 @@ func (c *Client) AddEntry(ctx context.Context, name, checksum []byte) (*stfe.StI
}
func (c *Client) GetSth(ctx context.Context) (*stfe.StItem, error) {
- glog.V(2).Info("creating get-sth request")
- return nil, fmt.Errorf("TODO")
+ req, err := http.NewRequest("GET", c.protocol()+c.Log.BaseUrl+"/get-sth", nil)
+ if err != nil {
+ return nil, fmt.Errorf("failed creating http request: %v", err)
+ }
+ glog.V(2).Infof("created request: %s %s", req.Method, req.URL)
+
+ item, err := c.doRequestWithStItemResponse(ctx, req)
+ if err != nil {
+ return nil, err
+ }
+ if item.Format != stfe.StFormatSignedTreeHeadV1 {
+ return nil, fmt.Errorf("bad StItem format: %v", item.Format)
+ }
+ if err := item.SignedTreeHeadV1.Verify(c.Log.Scheme, c.Log.PublicKey); err != nil {
+ return nil, fmt.Errorf("bad SignedDebugInfoV1 signature: %v", err)
+ }
+ glog.V(2).Infof("get-sth request succeeded")
+ return item, nil
}
func (c *Client) GetConsistencyProof(ctx context.Context, first, second uint64) (*stfe.StItem, error) {
@@ -171,6 +187,22 @@ func (c *Client) doRequest(ctx context.Context, req *http.Request, out interface
return nil
}
+func (c *Client) doRequestWithStItemResponse(ctx context.Context, req *http.Request) (*stfe.StItem, error) {
+ var itemStr string
+ if err := c.doRequest(ctx, req, &itemStr); err != nil {
+ return nil, err
+ }
+ b, err := base64.StdEncoding.DecodeString(itemStr)
+ if err != nil {
+ return nil, fmt.Errorf("failed decoding base64 body: %v", err)
+ }
+ var item stfe.StItem
+ if err := item.Unmarshal(b); err != nil {
+ return nil, fmt.Errorf("failed decoding StItem: %v", err)
+ }
+ return &item, nil
+}
+
// protocol returns a protocol string that preceeds the log's base url
func (c *Client) protocol() string {
if c.useHttp {