add support for unsigned manifests to SizedDigests() in Go SDK

diff --git a/sdk/go/arvados/collection.go b/sdk/go/arvados/collection.go
index 71f52476153bc4ecea1fbf26e3830dde6f2cdf2b..295943b38d5f32d7f0a433103bb06e0863a0ab34 100644 (file)
--- a/sdk/go/arvados/collection.go
+++ b/sdk/go/arvados/collection.go
@@ -14,6 +14,7 @@ type Collection struct {
        UUID                   string     `json:"uuid,omitempty"`
        ExpiresAt              *time.Time `json:"expires_at,omitempty"`
        ManifestText           string     `json:"manifest_text,omitempty"`
+       UnsignedManifestText   string     `json:"unsigned_manifest_text,omitempty"`
        CreatedAt              *time.Time `json:"created_at,omitempty"`
        ModifiedAt             *time.Time `json:"modified_at,omitempty"`
        PortableDataHash       string     `json:"portable_data_hash,omitempty"`
@@ -25,13 +26,17 @@ type Collection struct {
 // SizedDigests returns the hash+size part of each data block
 // referenced by the collection.
 func (c *Collection) SizedDigests() ([]SizedDigest, error) {
-       if c.ManifestText == "" && c.PortableDataHash != "d41d8cd98f00b204e9800998ecf8427e+0" {
+       manifestText := c.ManifestText
+       if manifestText == "" {
+               manifestText = c.UnsignedManifestText
+       }
+       if manifestText == "" && c.PortableDataHash != "d41d8cd98f00b204e9800998ecf8427e+0" {
                // TODO: Check more subtle forms of corruption, too
                return nil, fmt.Errorf("manifest is missing")
        }
        var sds []SizedDigest
-       scanner := bufio.NewScanner(strings.NewReader(c.ManifestText))
-       scanner.Buffer(make([]byte, 1048576), len(c.ManifestText))
+       scanner := bufio.NewScanner(strings.NewReader(manifestText))
+       scanner.Buffer(make([]byte, 1048576), len(manifestText))
        for scanner.Scan() {
                line := scanner.Text()
                tokens := strings.Split(line, " ")