Add token refresh to AthenzIdentityProvider implementation

Includes logic for retry: exponential backoff for instance registration,
linear backoff for credential updates. Moved instance registration +
credentials update logic to new class AthenzCredentialsService.

1 files changed, 16 insertions, 0 deletions

diff --git a/container-disc/src/main/java/com/yahoo/container/jdisc/athenz/AthenzIdentityProviderException.java b/container-disc/src/main/java/com/yahoo/container/jdisc/athenz/AthenzIdentityProviderException.java
new file mode 100644
index 00000000000..fd5839bfc45
--- /dev/null
+++ b/container-disc/src/main/java/com/yahoo/container/jdisc/athenz/AthenzIdentityProviderException.java
@@ -0,0 +1,16 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.container.jdisc.athenz;
+
+/**
+ * @author bjorncs
+ */
+public class AthenzIdentityProviderException extends RuntimeException {
+
+    public AthenzIdentityProviderException(String message) {
+        super(message);
+    }
+
+    public AthenzIdentityProviderException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}