public List<Principal> GetAllReaders(FQStreamID stream)
{
if (mdtable.ContainsKey(stream.ToString()))
{
return mdtable[stream.ToString()].GetAllReaders();
}
return null;
}
public StreamInfo(FQStreamID sname)
{
stream = sname;
owner = new Principal(sname.HomeId, sname.AppId);
accounts = new Dictionary <int, AccountInfo>();
readers = new Dictionary <string, ACLEntry>();
latest_keyversion = 0;
}
public List <Principal> GetAllReaders(FQStreamID stream)
{
if (mdtable.ContainsKey(stream.ToString()))
{
return(mdtable[stream.ToString()].GetAllReaders());
}
return(null);
}
public void RemoveAllInfo(FQStreamID stream)
{
logger.Log("Removing all info for stream "
+ stream.ToString());
if (mdtable.ContainsKey(stream.ToString()))
{
mdtable.Remove(stream.ToString());
}
}
public AccountInfo GetMdAccount(FQStreamID stream)
{
logger.Log("Serving md account info for stream "
+ stream.ToString());
if (mdtable.ContainsKey(stream.ToString()))
{
return mdtable[stream.ToString()].GetMdAccount();
}
return null;
}
public Dictionary<int, AccountInfo> GetAllAccounts(FQStreamID stream)
{
logger.Log("Serving account info for stream "
+ stream.ToString());
if (mdtable.ContainsKey(stream.ToString()))
{
return mdtable[stream.ToString()].GetAllAccounts();
}
return null;
}
public bool AddMdAccount(FQStreamID stream, AccountInfo accinfo)
{
logger.Log("Adding md account info for stream "
+ stream.ToString());
if (!mdtable.ContainsKey(stream.ToString()))
{
mdtable[stream.ToString()] = new StreamInfo(stream);
}
return mdtable[stream.ToString()].AddMdAccount(accinfo);
}
public bool AddMdAccount(FQStreamID stream, AccountInfo accinfo)
{
logger.Log("Adding md account info for stream "
+ stream.ToString());
if (!mdtable.ContainsKey(stream.ToString()))
{
mdtable[stream.ToString()] = new StreamInfo(stream);
}
return(mdtable[stream.ToString()].AddMdAccount(accinfo));
}
public Dictionary <int, AccountInfo> GetAllAccounts(FQStreamID stream)
{
logger.Log("Serving account info for stream "
+ stream.ToString());
if (mdtable.ContainsKey(stream.ToString()))
{
return(mdtable[stream.ToString()].GetAllAccounts());
}
return(null);
}
public ACLEntry GetReaderKey(FQStreamID stream, Principal p)
{
logger.Log("GetReaderKey from caller " + p.ToString() + " for stream "
+ stream.ToString());
// TODO(trinabh): Return should be signed
if (mdtable.ContainsKey(stream.ToString()))
{
return(mdtable[stream.ToString()].GetReader(p));
}
return(null);
}
public AccountInfo GetMdAccount(FQStreamID stream)
{
AccountInfo retVal = null;
if (mdtable.ContainsKey(stream.ToString()))
{
retVal = mdtable[stream.ToString()].GetMdAccount();
}
logger.Log("Serving md account info for stream " + stream.ToString() + " as " + retVal);
return(retVal);
}
public bool UpdateReaderKey(Principal caller, FQStreamID stream, ACLEntry entry)
{
logger.Log("UpdateReaderKey request from caller " + caller.ToString() + " for stream "
+ stream.ToString() + " and principal " + entry.readerName.ToString()
+ " key version " + entry.keyVersion);
// TODO(trinabh): Authenticate caller
RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
string callerpubkey = GetPubKey(caller);
if (callerpubkey == null)
{
return(false);
}
RSA.FromXmlString(callerpubkey);
Byte[] data = { };
data = data.Concat(this.GetBytes(caller.HomeId)).ToArray();
data = data.Concat(this.GetBytes(caller.AppId)).ToArray();
data = data.Concat(this.GetBytes(stream.HomeId)).ToArray();
data = data.Concat(this.GetBytes(stream.AppId)).ToArray();
data = data.Concat(this.GetBytes(stream.StreamId)).ToArray();
data = data.Concat(this.GetBytes(entry.readerName.HomeId)).ToArray();
data = data.Concat(this.GetBytes(entry.readerName.AppId)).ToArray();
data = data.Concat(entry.encKey).ToArray();
data = data.Concat(entry.IV).ToArray();
data = data.Concat(this.GetBytes("" + entry.keyVersion)).ToArray();
if (RSA.VerifyData(data, new SHA256CryptoServiceProvider(), caller.Auth) == false)
{
logger.Log("Verification of request failed");
return(false);
}
//
if (caller.HomeId == stream.HomeId && caller.AppId == stream.AppId)
{
if (!mdtable.ContainsKey(stream.ToString()))
{
mdtable[stream.ToString()] = new StreamInfo(stream);
}
mdtable[stream.ToString()].UpdateReader(entry);
return(true);
}
else
{
return(false);
}
}
public bool UpdateReaderKey(Principal caller, FQStreamID stream, ACLEntry entry)
{
if (logger != null) logger.Log("UpdateReaderKey request from caller " + caller.ToString() + " for stream "
+ stream.ToString() + " and principal " + entry.readerName.ToString()
+ " key version " + entry.keyVersion);
// Authentication is not required for unlisted streams
/*
RSACryptoServiceProvider RSA = new RSACryptoServiceProvider();
string callerpubkey = GetPubKey(caller);
if (callerpubkey == null)
return false;
RSA.FromXmlString(callerpubkey);
Byte[] data = { };
data = data.Concat(this.GetBytes(caller.HomeId)).ToArray();
data = data.Concat(this.GetBytes(caller.AppId)).ToArray();
data = data.Concat(this.GetBytes(stream.HomeId)).ToArray();
data = data.Concat(this.GetBytes(stream.AppId)).ToArray();
data = data.Concat(this.GetBytes(stream.StreamId)).ToArray();
data = data.Concat(this.GetBytes(entry.readerName.HomeId)).ToArray();
data = data.Concat(this.GetBytes(entry.readerName.AppId)).ToArray();
data = data.Concat(entry.encKey).ToArray();
data = data.Concat(entry.IV).ToArray();
data = data.Concat(this.GetBytes("" + entry.keyVersion)).ToArray();
if (RSA.VerifyData(data, new SHA256CryptoServiceProvider(), caller.Auth) == false)
{
if (logger != null) logger.Log("Verification of request failed");
return false;
}
//
*/
if (caller.HomeId == stream.HomeId && caller.AppId == stream.AppId)
{
if (!mdtable.ContainsKey(stream.ToString()))
mdtable[stream.ToString()] = new StreamInfo(stream);
mdtable[stream.ToString()].UpdateReader(entry);
return true;
}
else
{
return false;
}
}
public void RemoveAllInfo(FQStreamID stream)
{
if (logger != null) logger.Log("Removing all info for stream "
+ stream.ToString());
if (mdtable.ContainsKey(stream.ToString()))
{
mdtable.Remove(stream.ToString());
}
}
public ACLEntry GetReaderKey(FQStreamID stream, Principal p)
{
if (logger != null) logger.Log("GetReaderKey from caller " + p.ToString() + " for stream "
+ stream.ToString());
// TODO(trinabh): Return should be signed
if (mdtable.ContainsKey(stream.ToString()))
{
return mdtable[stream.ToString()].GetReader(p);
}
return null;
}
public StreamInfo(FQStreamID sname)
{
stream = sname;
owner = new Principal(sname.HomeId, sname.AppId);
accounts = new Dictionary<int, AccountInfo>();
readers = new Dictionary<string, ACLEntry>();
latest_keyversion = 0;
}
