From 6580699fec574c4ac05771ff21034ccd8dbfb5b4 Mon Sep 17 00:00:00 2001
From: Constantino Vazquez and Carlos Martin
 <tinova@fdi.ucm.es|cmartins@fdi.ucm.es>
Date: Wed, 2 Jun 2010 20:25:07 +0200
Subject: [PATCH] feature #200: Added ImagePoolInfo method to RM

---
 src/rm/RequestManagerImagePoolInfo.cc | 143 ++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100755 src/rm/RequestManagerImagePoolInfo.cc

diff --git a/src/rm/RequestManagerImagePoolInfo.cc b/src/rm/RequestManagerImagePoolInfo.cc
new file mode 100755
index 0000000000..d43612ea4c
--- /dev/null
+++ b/src/rm/RequestManagerImagePoolInfo.cc
@@ -0,0 +1,143 @@
+/* -------------------------------------------------------------------------- */
+/* Copyright 2002-2010, OpenNebula Project Leads (OpenNebula.org)             */
+/*                                                                            */
+/* Licensed under the Apache License, Version 2.0 (the "License"); you may    */
+/* not use this file except in compliance with the License. You may obtain    */
+/* a copy of the License at                                                   */
+/*                                                                            */
+/* http://www.apache.org/licenses/LICENSE-2.0                                 */
+/*                                                                            */
+/* Unless required by applicable law or agreed to in writing, software        */
+/* distributed under the License is distributed on an "AS IS" BASIS,          */
+/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   */
+/* See the License for the specific language governing permissions and        */
+/* limitations under the License.                                             */
+/* -------------------------------------------------------------------------- */
+
+#include "RequestManager.h"
+#include "NebulaLog.h"
+
+/* -------------------------------------------------------------------------- */
+/* -------------------------------------------------------------------------- */
+
+void RequestManager::ImagePoolInfo::execute(
+    xmlrpc_c::paramList const& paramList,
+    xmlrpc_c::value *   const  retval)
+{ 
+    string        session;
+
+    ostringstream oss;
+    ostringstream where_string;
+
+    int           rc;
+    int           uid;
+    int           filter_flag;
+
+    /*   -- RPC specific vars --  */
+    vector<xmlrpc_c::value> arrayData;
+    xmlrpc_c::value_array * arrayresult;
+
+    NebulaLog::log("ReM",Log::DEBUG,"ImagePoolInfo method invoked");
+
+    // Get the parameters
+    session     = xmlrpc_c::value_string(paramList.getString(0));
+    filter_flag = xmlrpc_c::value_int(paramList.getInt(1));
+
+    // Check if it is a valid user
+    rc = ImagePoolInfo::upool->authenticate(session);
+
+    if ( rc == -1 )
+    {
+        goto error_authenticate;
+    }
+
+    uid = rc;
+    
+    where_string.str("");
+    
+    /** Filter flag meaning table
+     *     -3 :: All Images (just for oneadmin)
+     *     -2  :: User's Images AND public images
+     *     -1  :: User's Images exclusively
+     *    >=0  :: UID User's Images (just for oneadmin)
+     **/ 
+    if ( filter_flag < -3 )
+    {
+        goto error_filter_flag;
+    } 
+     
+    switch(filter_flag)
+    {
+        case -3:
+            if ( uid != 0 )
+            {
+                goto error_authorization;
+            }
+            break;
+        case -2:
+            where_string << "UID=" << uid << " OR oid IN ( SELECT oid " << 
+                            "FROM " << 
+                            ImagePoolInfo::ipool->get_template_table_name()  <<
+                            " WHERE name = 'PUBLIC' AND value = 'Yes')";
+            break;
+        case -1:
+            where_string << "UID=" << uid;
+            break;
+        default:
+            where_string << "UID=" << filter_flag;              
+    } 
+
+    // Perform the allocation in the vmpool 
+    rc = ImagePoolInfo::ipool->dump(oss,where_string.str());
+      
+    if ( rc != 0 )
+    {                                            
+        goto error_dump;
+    }
+    
+    //All nice, return the host info to the client  
+    arrayData.push_back(xmlrpc_c::value_boolean(true)); // SUCCESS   
+    arrayData.push_back(xmlrpc_c::value_string(oss.str()));
+
+    arrayresult = new xmlrpc_c::value_array(arrayData);
+
+    // Copy arrayresult into retval mem space
+    *retval = *arrayresult;
+
+    // and get rid of the original
+    delete arrayresult;
+
+    return;
+
+error_authenticate:
+    oss << "User not authenticated, ImagePoolInfo call aborted.";
+    goto error_common;
+
+error_authorization:
+    oss << "User not authorized to perform this operation.";
+    goto error_common;
+    
+error_filter_flag:
+    oss << "Incorrect filter_flag, must be >= 3.";
+    goto error_common;
+
+error_dump:
+    oss << "Error getting virtual network pool"; 
+    goto error_common;
+
+error_common:
+
+    arrayData.push_back(xmlrpc_c::value_boolean(false)); // FAILURE
+    arrayData.push_back(xmlrpc_c::value_string(oss.str()));
+    
+    NebulaLog::log("ReM",Log::ERROR,oss); 
+    
+    xmlrpc_c::value_array arrayresult_error(arrayData);
+
+    *retval = arrayresult_error;
+    
+    return;
+}
+
+/* -------------------------------------------------------------------------- */
+/* -------------------------------------------------------------------------- */