public override bool SetApplicationCertificate(
NodeId applicationId,
byte[] certificate,
bool isHttpsCertificate
)
{
Guid id = GetNodeIdGuid(applicationId);
using (gdsdbEntities entities = new gdsdbEntities())
{
var results = from x in entities.Applications
where x.ApplicationId == id
select x;
var result = results.SingleOrDefault();
if (result == null)
{
return(false);
}
if (isHttpsCertificate)
{
result.HttpsCertificate = certificate;
}
else
{
result.Certificate = certificate;
}
entities.SaveChanges();
}
return(true);
}
public override ApplicationRecordDataType GetApplication(
NodeId applicationId
)
{
Guid id = GetNodeIdGuid(applicationId);
using (gdsdbEntities entities = new gdsdbEntities())
{
var results = from x in entities.Applications
where x.ApplicationId == id
select x;
var result = results.SingleOrDefault();
if (result == null)
{
return(null);
}
LocalizedText[] names = null;
if (result.ApplicationName != null)
{
names = new LocalizedText[] { result.ApplicationName };
}
StringCollection discoveryUrls = null;
if (result.ServerEndpoints != null)
{
discoveryUrls = new StringCollection();
foreach (var endpoint in result.ServerEndpoints)
{
discoveryUrls.Add(endpoint.DiscoveryUrl);
}
}
string[] capabilities = null;
if (result.ServerCapabilities != null)
{
capabilities = result.ServerCapabilities.Split(',');
}
return(new ApplicationRecordDataType()
{
ApplicationId = new NodeId(result.ApplicationId, NamespaceIndex),
ApplicationUri = result.ApplicationUri,
ApplicationType = (ApplicationType)result.ApplicationType,
ApplicationNames = new LocalizedTextCollection(names),
ProductUri = result.ProductUri,
DiscoveryUrls = discoveryUrls,
ServerCapabilities = capabilities
});
}
}
public override ApplicationRecordDataType[] FindApplications(
string applicationUri
)
{
using (gdsdbEntities entities = new gdsdbEntities())
{
var results = from x in entities.Applications
where x.ApplicationUri == applicationUri
select x;
List <ApplicationRecordDataType> records = new List <ApplicationRecordDataType>();
foreach (var result in results)
{
LocalizedText[] names = null;
if (result.ApplicationName != null)
{
names = new LocalizedText[] { result.ApplicationName };
}
StringCollection discoveryUrls = null;
if (result.ServerEndpoints != null)
{
discoveryUrls = new StringCollection();
foreach (var endpoint in result.ServerEndpoints)
{
discoveryUrls.Add(endpoint.DiscoveryUrl);
}
}
string[] capabilities = null;
if (result.ServerCapabilities != null)
{
capabilities = result.ServerCapabilities.Split(',');
}
records.Add(new ApplicationRecordDataType()
{
ApplicationId = new NodeId(result.ApplicationId, NamespaceIndex),
ApplicationUri = result.ApplicationUri,
ApplicationType = (ApplicationType)result.ApplicationType,
ApplicationNames = new LocalizedTextCollection(names),
ProductUri = result.ProductUri,
DiscoveryUrls = discoveryUrls,
ServerCapabilities = capabilities
});
}
return(records.ToArray());
}
}
public override bool CompleteCertificateRequest(
NodeId applicationId,
NodeId requestId,
out byte[] certificate,
out byte[] privateKey)
{
certificate = null;
privateKey = null;
Guid reqId = GetNodeIdGuid(requestId);
using (gdsdbEntities entities = new gdsdbEntities())
{
var request = (from x in entities.CertificateRequests where x.RequestId == reqId select x).SingleOrDefault();
if (request == null)
{
throw new ServiceResultException(StatusCodes.BadNodeIdUnknown);
}
if (request.State == (int)CertificateRequestState.New)
{
return(false);
}
if (request.State == (int)CertificateRequestState.Rejected)
{
throw new ServiceResultException(StatusCodes.BadUserAccessDenied, "The certificate request has been rejected by the administrator.");
}
certificate = request.Certificate;
privateKey = request.PrivateKey;
if (request.State == (int)CertificateRequestState.Approved)
{
if (request.AuthorityId != "https")
{
request.Application.Certificate = certificate;
}
else
{
request.Application.HttpsCertificate = certificate;
}
request.State = (int)CertificateRequestState.Accepted;
}
entities.SaveChanges();
return(true);
}
}
public override bool SetApplicationTrustLists(
NodeId applicationId,
NodeId trustListId,
NodeId httpsTrustListId
)
{
Guid id = GetNodeIdGuid(applicationId);
using (gdsdbEntities entities = new gdsdbEntities())
{
var result = (from x in entities.Applications where x.ApplicationId == id select x).SingleOrDefault();
if (result == null)
{
return(false);
}
result.TrustListId = null;
result.HttpsTrustListId = null;
if (trustListId != null)
{
string storePath = trustListId.ToString();
var result2 = (from x in entities.CertificateStores where x.Path == storePath select x).SingleOrDefault();
if (result2 != null)
{
result.TrustListId = result2.ID;
}
}
if (httpsTrustListId != null)
{
string storePath = httpsTrustListId.ToString();
var result2 = (from x in entities.CertificateStores where x.Path == storePath select x).SingleOrDefault();
if (result2 != null)
{
result.HttpsTrustListId = result2.ID;
}
}
entities.SaveChanges();
}
return(true);
}
public override void Initialize()
{
using (gdsdbEntities entities = new gdsdbEntities())
{
Assembly assembly = typeof(SqlApplicationsDatabase).GetTypeInfo().Assembly;
StreamReader istrm = new StreamReader(assembly.GetManifestResourceStream("Opc.Ua.Gds.Server.DB.Tables.sql"));
string tables = istrm.ReadToEnd();
entities.Database.Initialize(true);
entities.Database.CreateIfNotExists();
var parts = tables.Split(new string[] { "GO" }, System.StringSplitOptions.None);
foreach (var part in parts)
{
entities.Database.ExecuteSqlCommand(part);
}
entities.SaveChanges();
}
}
public override void UnregisterApplication(
NodeId applicationId,
out byte[] certificate,
out byte[] httpsCertificate)
{
certificate = null;
httpsCertificate = null;
Guid id = GetNodeIdGuid(applicationId);
List <byte[]> certificates = new List <byte[]>();
using (gdsdbEntities entities = new gdsdbEntities())
{
var result = (from ii in entities.Applications
where ii.ApplicationId == id
select ii).SingleOrDefault();
if (result == null)
{
throw new ArgumentException("A record with the specified application id does not exist.", nameof(applicationId));
}
certificate = result.Certificate;
httpsCertificate = result.HttpsCertificate;
foreach (var entry in new List <CertificateRequest>(result.CertificateRequests))
{
entities.CertificateRequests.Remove(entry);
}
foreach (var entry in new List <ApplicationName>(result.ApplicationNames))
{
entities.ApplicationNames.Remove(entry);
}
foreach (var entry in new List <ServerEndpoint>(result.ServerEndpoints))
{
entities.ServerEndpoints.Remove(entry);
}
entities.Applications.Remove(result);
entities.SaveChanges();
m_lastCounterResetTime = DateTime.UtcNow;
}
}
public override NodeId CreateCertificateRequest(
NodeId applicationId,
byte[] certificate,
byte[] privateKey,
string authorityId)
{
Guid id = GetNodeIdGuid(applicationId);
using (gdsdbEntities entities = new gdsdbEntities())
{
var application = (from x in entities.Applications where x.ApplicationId == id select x).SingleOrDefault();
if (application == null)
{
throw new ServiceResultException(StatusCodes.BadNodeIdUnknown);
}
var request = (from x in application.CertificateRequests where x.AuthorityId == authorityId select x).SingleOrDefault();
bool isNew = false;
if (request == null)
{
request = new CertificateRequest()
{
RequestId = Guid.NewGuid(), AuthorityId = authorityId
};
isNew = true;
}
request.State = (int)CertificateRequestState.New;
request.Certificate = certificate;
request.PrivateKey = privateKey;
if (isNew)
{
application.CertificateRequests.Add(request);
}
entities.SaveChanges();
return(new NodeId(request.RequestId, NamespaceIndex));
}
}
public override void ApproveCertificateRequest(
NodeId requestId,
bool isRejected
)
{
Guid id = GetNodeIdGuid(requestId);
using (gdsdbEntities entities = new gdsdbEntities())
{
var request = (from x in entities.CertificateRequests where x.RequestId == id select x).SingleOrDefault();
if (request == null)
{
throw new ServiceResultException(StatusCodes.BadNodeIdUnknown);
}
request.State = (int)((isRejected) ? CertificateRequestState.Rejected : CertificateRequestState.Approved);
entities.SaveChanges();
}
}
public override NodeId RegisterApplication(
ApplicationRecordDataType application
)
{
NodeId appNodeId = base.RegisterApplication(application);
Guid applicationId = GetNodeIdGuid(appNodeId);
string capabilities = base.ServerCapabilities(application);
using (gdsdbEntities entities = new gdsdbEntities())
{
Application record = null;
if (applicationId != Guid.Empty)
{
var results = from ii in entities.Applications
where ii.ApplicationId == applicationId
select ii;
record = results.SingleOrDefault();
if (record != null)
{
var endpoints = from ii in entities.ServerEndpoints
where ii.ApplicationId == record.ID
select ii;
foreach (var endpoint in endpoints)
{
entities.ServerEndpoints.Remove(endpoint);
}
var names = from ii in entities.ApplicationNames
where ii.ApplicationId == record.ID
select ii;
foreach (var name in names)
{
entities.ApplicationNames.Remove(name);
}
entities.SaveChanges();
}
}
bool isNew = false;
if (record == null)
{
applicationId = Guid.NewGuid();
record = new Application()
{
ApplicationId = applicationId
};
isNew = true;
}
record.ApplicationUri = application.ApplicationUri;
record.ApplicationName = application.ApplicationNames[0].Text;
record.ApplicationType = (int)application.ApplicationType;
record.ProductUri = application.ProductUri;
record.ServerCapabilities = capabilities;
if (isNew)
{
entities.Applications.Add(record);
}
entities.SaveChanges();
if (application.DiscoveryUrls != null)
{
foreach (var discoveryUrl in application.DiscoveryUrls)
{
entities.ServerEndpoints.Add(new ServerEndpoint()
{
ApplicationId = record.ID, DiscoveryUrl = discoveryUrl
});
}
}
if (application.ApplicationNames != null && application.ApplicationNames.Count > 1)
{
foreach (var applicationName in application.ApplicationNames)
{
entities.ApplicationNames.Add(new ApplicationName()
{
ApplicationId = record.ID, Locale = applicationName.Locale, Text = applicationName.Text
});
}
}
entities.SaveChanges();
m_lastCounterResetTime = DateTime.UtcNow;
return(new NodeId(applicationId, NamespaceIndex));;
}
}
public override ServerOnNetwork[] QueryServers(
uint startingRecordId,
uint maxRecordsToReturn,
string applicationName,
string applicationUri,
string productUri,
string[] serverCapabilities,
out DateTime lastCounterResetTime)
{
lastCounterResetTime = m_lastCounterResetTime;
using (gdsdbEntities entities = new gdsdbEntities())
{
var results = from x in entities.ServerEndpoints
join y in entities.Applications on x.ApplicationId equals y.ID
where ((int)startingRecordId == 0 || (int)startingRecordId < x.ID)
orderby x.ID
select new
{
x.ID,
y.ApplicationName,
y.ApplicationUri,
y.ProductUri,
x.DiscoveryUrl,
y.ServerCapabilities
};
List <ServerOnNetwork> records = new List <ServerOnNetwork>();
foreach (var result in results)
{
if (!String.IsNullOrEmpty(applicationName))
{
if (!Match(result.ApplicationName, applicationName))
{
continue;
}
}
if (!String.IsNullOrEmpty(applicationUri))
{
if (!Match(result.ApplicationUri, applicationUri))
{
continue;
}
}
if (!String.IsNullOrEmpty(productUri))
{
if (!Match(result.ProductUri, productUri))
{
continue;
}
}
string[] capabilities = null;
if (result.ServerCapabilities != null)
{
capabilities = result.ServerCapabilities.Split(',');
}
if (serverCapabilities != null && serverCapabilities.Length > 0)
{
bool match = true;
for (int ii = 0; ii < serverCapabilities.Length; ii++)
{
if (capabilities == null || !capabilities.Contains(serverCapabilities[ii]))
{
match = false;
break;
}
}
if (!match)
{
continue;
}
}
records.Add(new ServerOnNetwork()
{
RecordId = (uint)result.ID,
ServerName = result.ApplicationName,
DiscoveryUrl = result.DiscoveryUrl,
ServerCapabilities = capabilities
});
if (maxRecordsToReturn != 0 &&
records.Count >= maxRecordsToReturn)
{
break;
}
}
return(records.ToArray());
}
}
