Use exponential backoff when updating the password or last login time in WebDAV.

[pithos] / src / gr / ebs / gss / server / rest / RequestHandler.java

diff --git a/src/gr/ebs/gss/server/rest/RequestHandler.java b/src/gr/ebs/gss/server/rest/RequestHandler.java
index 12a7f06..c51b5c1 100644 (file)
--- a/src/gr/ebs/gss/server/rest/RequestHandler.java
+++ b/src/gr/ebs/gss/server/rest/RequestHandler.java
@@ -101,6 +101,11 @@ public class RequestHandler extends Webdav {
        protected static final String PATH_TAGS = "/tags";
 
        /**
+        * The path for token renewal.
+        */
+       protected static final String PATH_TOKEN = "/newtoken";
+
+       /**
         * The GSS-specific header for the request timestamp.
         */
        private static final String GSS_DATE_HEADER = "X-GSS-Date";
@@ -188,6 +193,7 @@ public class RequestHandler extends Webdav {
                methodsAllowed.put(PATH_SHARED, METHOD_GET);
                methodsAllowed.put(PATH_TAGS, METHOD_GET);
                methodsAllowed.put(PATH_TRASH, METHOD_GET + ", " + METHOD_DELETE);
+               methodsAllowed.put(PATH_TOKEN, METHOD_GET);
        }
 
        /**
@@ -264,6 +270,9 @@ public class RequestHandler extends Webdav {
                } else if (path.startsWith(PATH_SEARCH)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_SEARCH));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
+               } else if (path.startsWith(PATH_TOKEN)) {
+            resp.addHeader("Allow", methodsAllowed.get(PATH_TOKEN));
+                       resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
                } else if (path.startsWith(PATH_USERS)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_USERS));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
@@ -311,6 +320,9 @@ public class RequestHandler extends Webdav {
                } else if (path.startsWith(PATH_SEARCH)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_SEARCH));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
+               } else if (path.startsWith(PATH_TOKEN)) {
+            resp.addHeader("Allow", methodsAllowed.get(PATH_TOKEN));
+                       resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
                } else if (path.startsWith(PATH_USERS)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_USERS));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
@@ -372,6 +384,8 @@ public class RequestHandler extends Webdav {
                        new OthersHandler().serveOthers(req, resp);
                else if (path.startsWith(PATH_TAGS))
                        new TagsHandler().serveTags(req, resp);
+               else if (path.startsWith(PATH_TOKEN))
+                       new TokenHandler().newToken(req, resp);
                else
                        resp.sendError(HttpServletResponse.SC_NOT_FOUND, req.getRequestURI());
        }
@@ -401,6 +415,9 @@ public class RequestHandler extends Webdav {
                } else if (path.startsWith(PATH_SEARCH)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_SEARCH));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
+               } else if (path.startsWith(PATH_TOKEN)) {
+            resp.addHeader("Allow", methodsAllowed.get(PATH_TOKEN));
+                       resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
                } else if (path.startsWith(PATH_USERS)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_USERS));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
@@ -449,8 +466,11 @@ public class RequestHandler extends Webdav {
                } else if (path.startsWith(PATH_SEARCH)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_SEARCH));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
+               } else if (path.startsWith(PATH_TOKEN)) {
+            resp.addHeader("Allow", methodsAllowed.get(PATH_TOKEN));
+                       resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
                } else if (path.startsWith(PATH_USERS)) {
-            resp.addHeader("Allow", methodsAllowed.get(PATH_USERS));
+                       resp.addHeader("Allow", methodsAllowed.get(PATH_USERS));
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
                } else if (path.startsWith(PATH_SHARED)) {
             resp.addHeader("Allow", methodsAllowed.get(PATH_SHARED));
@@ -465,6 +485,8 @@ public class RequestHandler extends Webdav {
                        resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
                } else if (path.startsWith(PATH_FILES))
                        new FilesHandler(getServletContext()).postResource(req, resp);
+               else if (path.equals("/"))
+                       new UserHandler().postUser(req, resp);
                else
                resp.sendError(HttpServletResponse.SC_NOT_FOUND, req.getRequestURI());
        }
@@ -489,13 +511,15 @@ public class RequestHandler extends Webdav {
                        o = getService().findUser(owner);
                } catch (RpcException e) {
                        logger.error("", e);
-                       throw new ObjectNotFoundException("User " + owner + " not found, due to internal server error");
+                       throw new ObjectNotFoundException("User " + owner +
+                                       " not found, due to internal server error");
                }
                if (o != null) {
                        req.setAttribute(OWNER_ATTRIBUTE, o);
                        return path.substring(slash + 1);
                }
-               if (!path.startsWith(PATH_SEARCH) && !path.startsWith(PATH_USERS))
+               if (!path.startsWith(PATH_SEARCH) && !path.startsWith(PATH_USERS) &&
+                               !path.startsWith(PATH_TOKEN))
                        throw new ObjectNotFoundException("User " + owner + " not found");
                return path;
        }
@@ -532,7 +556,7 @@ public class RequestHandler extends Webdav {
        writer.write(json);
        writer.flush();
 
-       resp.setContentType("text/html;charset=UTF-8");
+       resp.setContentType("application/json;charset=UTF-8");
        resp.setBufferSize(output);
                try {
                        copy(null, new ByteArrayInputStream(stream.toByteArray()), resp.getOutputStream(), req, null);
@@ -606,6 +630,8 @@ public class RequestHandler extends Webdav {
 
                // Fetch the Authorization header and find the user specified in it.
                String auth = request.getHeader(AUTHORIZATION_HEADER);
+               if (auth == null)
+                       return false;
                String[] authParts = auth.split(" ");
                if (authParts.length != 2)
                        return false;