1 files changed, 51 insertions, 0 deletions
diff --git a/kube2msb/src/kube2msb/vendor/github.com/coreos/go-oidc/jose/jws.go b/kube2msb/src/kube2msb/vendor/github.com/coreos/go-oidc/jose/jws.go
new file mode 100644
index 0000000..1049ece
--- /dev/null
+++ b/kube2msb/src/kube2msb/vendor/github.com/coreos/go-oidc/jose/jws.go
@@ -0,0 +1,51 @@
+package jose
+
+import (
+	"fmt"
+	"strings"
+)
+
+type JWS struct {
+	RawHeader  string
+	Header     JOSEHeader
+	RawPayload string
+	Payload    []byte
+	Signature  []byte
+}
+
+// Given a raw encoded JWS token parses it and verifies the structure.
+func ParseJWS(raw string) (JWS, error) {
+	parts := strings.Split(raw, ".")
+	if len(parts) != 3 {
+		return JWS{}, fmt.Errorf("malformed JWS, only %d segments", len(parts))
+	}
+
+	rawSig := parts[2]
+	jws := JWS{
+		RawHeader:  parts[0],
+		RawPayload: parts[1],
+	}
+
+	header, err := decodeHeader(jws.RawHeader)
+	if err != nil {
+		return JWS{}, fmt.Errorf("malformed JWS, unable to decode header, %s", err)
+	}
+	if err = header.Validate(); err != nil {
+		return JWS{}, fmt.Errorf("malformed JWS, %s", err)
+	}
+	jws.Header = header
+
+	payload, err := decodeSegment(jws.RawPayload)
+	if err != nil {
+		return JWS{}, fmt.Errorf("malformed JWS, unable to decode payload: %s", err)
+	}
+	jws.Payload = payload
+
+	sig, err := decodeSegment(rawSig)
+	if err != nil {
+		return JWS{}, fmt.Errorf("malformed JWS, unable to decode signature: %s", err)
+	}
+	jws.Signature = sig
+
+	return jws, nil
+}