From f18828d7d81901452f309b684fcd06ae054e13a0 Mon Sep 17 00:00:00 2001 From: Likitha Shetty Date: Thu, 31 Jan 2013 11:52:42 -0800 Subject: [PATCH] [EC2 Query API] AttachVolume fails with 'Permission Denied: Invalid Signature' error. https://reviews.apache.org/r/8480/ In AWSAPI while forming the signature to validate an API, url-encode every parameter name with UTF-8 encoding scheme. --- awsapi/src/com/cloud/bridge/service/EC2RestServlet.java | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/awsapi/src/com/cloud/bridge/service/EC2RestServlet.java b/awsapi/src/com/cloud/bridge/service/EC2RestServlet.java index 91e08be4fe8..78e736f4ec9 100644 --- a/awsapi/src/com/cloud/bridge/service/EC2RestServlet.java +++ b/awsapi/src/com/cloud/bridge/service/EC2RestServlet.java @@ -1770,8 +1770,8 @@ public class EC2RestServlet extends HttpServlet { String paramName = (String) params.nextElement(); // exclude the signature string obviously. ;) if (paramName.equalsIgnoreCase("Signature")) continue; - if (queryString == null) - queryString = paramName + "=" + request.getParameter(paramName); + if (queryString == null) + queryString = paramName + "=" + URLEncoder.encode(request.getParameter(paramName), "UTF-8"); else queryString = queryString + "&" + paramName + "=" + URLEncoder.encode(request.getParameter(paramName), "UTF-8"); }