goose: all current code

testservices/identityservice/util.go

Index: testservices/identityservice/util.go
=== added file 'testservices/identityservice/util.go'
--- testservices/identityservice/util.go	1970-01-01 00:00:00 +0000
+++ testservices/identityservice/util.go	2012-11-11 15:29:52 +0000
@@ -0,0 +1,31 @@
+package identityservice
+
+import (
+	"crypto/rand"
+	"encoding/hex"
+	"fmt"
+)
+
+type UserInfo struct {
+	secret string
+	token  string
+}
+
+// Generate a bit of random hex data for 
+func randomHexToken() string {
+	raw_bytes := make([]byte, 16)

[rog, 2012/11/26 12:51:38]

rawBytes
or just "raw", or "buf"?

the latter is probably most conventional.

+	n, err := rand.Read(raw_bytes)

[rog, 2012/11/26 12:51:38]

io.ReadFull

+	if n != 16 || err != nil {

[rog, 2012/11/26 12:51:38]

if err != nil {

+		panic(fmt.Sprintf(
+			"Could not read 16 random bytes safely: %d %s",
+			n, err.Error()))
+	}

[rog, 2012/11/26 12:51:38]

return fmt.Sprintf("%x", ...)

+	hex_bytes := make([]byte, 32)
+	n = hex.Encode(hex_bytes, raw_bytes)
+	if n != 32 || err != nil {
+		panic(fmt.Sprintf(
+			"Failed to Encode 32 bytes: %d %s",
+			n, err.Error()))
+	}
+	return string(hex_bytes)
+}