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Implement guard against trying to load incompatible version IARs

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Justin Clark-Casey (justincc) 2010-10-22 19:30:15 +01:00
parent 199b61f1b2
commit 7f2d844916
2 changed files with 20 additions and 3 deletions
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21
OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiveReadRequest.cs
View File

@ -51,6 +51,12 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
/// <summary>
/// The maximum major version of archive that we can read. Minor versions shouldn't need a max number since version
/// bumps here should be compatible.
/// </summary>
public static int MAX_MAJOR_VERSION = 0;
protected TarArchiveReader archive;
private UserAccount m_userInfo;
@ -476,8 +482,19 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
{
XDocument doc = XDocument.Parse(Encoding.ASCII.GetString(data));
XElement archiveElement = doc.Element("archive");
int.Parse(archiveElement.Attribute("major_version").Value);
int.Parse(archiveElement.Attribute("minor_version").Value);
int majorVersion = int.Parse(archiveElement.Attribute("major_version").Value);
int minorVersion = int.Parse(archiveElement.Attribute("minor_version").Value);
string version = string.Format("{0}.{1}", majorVersion, minorVersion);
if (majorVersion > MAX_MAJOR_VERSION)
{
throw new Exception(
string.Format(
"The IAR you are trying to load has major version number of {0} but this version of OpenSim can only load IARs with major version number {1} and below",
majorVersion, MAX_MAJOR_VERSION));
}
m_log.InfoFormat("[INVENTORY ARCHIVER]: Loading IAR with version {0}", version);
}
}
}

2
OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
View File

@ -53,7 +53,7 @@ namespace OpenSim.Region.CoreModules.World.Archiver
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
/// <summary>
/// The maximum major version of OAR that we can read. Minor versions shouldn't need a number since version
/// The maximum major version of OAR that we can read. Minor versions shouldn't need a max number since version
/// bumps here should be compatible.
/// </summary>
public static int MAX_MAJOR_VERSION = 0;