/// <summary>
/// Create patch twin model to upload
/// </summary>
/// <param name="existing"></param>
/// <param name="update"></param>
protected static DeviceTwinModel Patch(
BaseRegistration existing, BaseRegistration update)
{
var twin = new DeviceTwinModel {
Etag = existing?.Etag,
Tags = new Dictionary <string, JToken>(),
Properties = new TwinPropertiesModel {
Desired = new Dictionary <string, JToken>()
}
};
// Tags
if (update?.ApplicationId != null &&
update.ApplicationId != existing?.ApplicationId)
{
twin.Tags.Add(nameof(ApplicationId), update.ApplicationId);
}
if (update?.IsDisabled != null &&
update.IsDisabled != existing?.IsDisabled)
{
twin.Tags.Add(nameof(IsDisabled), (update?.IsDisabled ?? false) ?
true : (bool?)null);
twin.Tags.Add(nameof(NotSeenSince), (update?.IsDisabled ?? false) ?
DateTime.UtcNow : (DateTime?)null);
}
if (update?.SiteOrSupervisorId != existing?.SiteOrSupervisorId)
{
twin.Tags.Add(nameof(SiteOrSupervisorId), update?.SiteOrSupervisorId);
}
if (update?.SupervisorId != existing?.SupervisorId)
{
twin.Tags.Add(nameof(SupervisorId), update?.SupervisorId);
}
if (update?.SiteId != existing?.SiteId)
{
twin.Tags.Add(nameof(SiteId), update?.SiteId);
}
var certUpdate = update?.Certificate.DecodeAsByteArray().SequenceEqualsSafe(
existing?.Certificate.DecodeAsByteArray());
if (!(certUpdate ?? true))
{
twin.Tags.Add(nameof(Certificate), update?.Certificate == null ?
null : JToken.FromObject(update.Certificate));
twin.Tags.Add(nameof(Thumbprint),
update?.Certificate?.DecodeAsByteArray()?.ToSha1Hash());
}
twin.Tags.Add(nameof(DeviceType), update?.DeviceType);
return(twin);
}
public void TestEqualIsEqualWithDeviceModel()
{
var r1 = CreateRegistration();
var m = SupervisorRegistration.Patch(null, r1);
var r2 = BaseRegistration.ToRegistration(m);
Assert.Equal(r1, r2);
Assert.Equal(r1.GetHashCode(), r2.GetHashCode());
Assert.True(r1 == r2);
Assert.False(r1 != r2);
}
public void TestEqualIsNotEqualWithDeviceModel()
{
var r1 = CreateRegistration();
var m = SupervisorRegistration.Patch(null, r1);
m.Properties.Desired["AddressRangesToScan"] = null;
var r2 = BaseRegistration.ToRegistration(m);
Assert.NotEqual(r1, r2);
Assert.NotEqual(r1.GetHashCode(), r2.GetHashCode());
Assert.True(r1 != r2);
Assert.False(r1 == r2);
}
public void TestEqualIsNotEqualWithDeviceModel()
{
var r1 = CreateRegistration();
var m = EndpointRegistration.Patch(null, r1);
m.Properties.Desired["Credential"] = "password";
var r2 = BaseRegistration.ToRegistration(m);
Assert.NotEqual(r1, r2);
Assert.NotEqual(r1.GetHashCode(), r2.GetHashCode());
Assert.True(r1 != r2);
Assert.False(r1 == r2);
}
public void TestEqualIsNotEqualWithDeviceModel()
{
var r1 = CreateRegistration();
var m = ApplicationRegistration.Patch(null, r1);
m.Tags["DiscoveryProfileUri"] = null;
var r2 = BaseRegistration.ToRegistration(m);
Assert.NotEqual(r1, r2);
Assert.NotEqual(r1.GetHashCode(), r2.GetHashCode());
Assert.True(r1 != r2);
Assert.False(r1 == r2);
}
/// <summary>
/// Create patch twin model to upload
/// </summary>
/// <param name="existing"></param>
/// <param name="update"></param>
public static DeviceTwinModel Patch(
EndpointRegistration existing,
EndpointRegistration update)
{
var twin = BaseRegistration.Patch(existing, update);
// Tags
if (update?.EndpointRegistrationUrl != null &&
update.EndpointRegistrationUrl != existing?.EndpointRegistrationUrl)
{
twin.Tags.Add(nameof(EndpointUrlLC),
update.EndpointUrlLC);
twin.Tags.Add(nameof(EndpointRegistrationUrl),
update.EndpointRegistrationUrl);
}
if (update?.SecurityLevel != existing?.SecurityLevel)
{
twin.Tags.Add(nameof(SecurityLevel), update?.SecurityLevel == null ?
null : JToken.FromObject(update?.SecurityLevel));
}
if (update?.Activated != null &&
update.Activated != existing?.Activated)
{
twin.Tags.Add(nameof(Activated), update?.Activated);
}
var methodEqual = update?.AuthenticationMethods.DecodeAsList().SetEqualsSafe(
existing?.AuthenticationMethods?.DecodeAsList(), JToken.DeepEquals);
if (!(methodEqual ?? true))
{
twin.Tags.Add(nameof(AuthenticationMethods), update?.AuthenticationMethods == null ?
null : JToken.FromObject(update.AuthenticationMethods,
new JsonSerializer {
NullValueHandling = NullValueHandling.Ignore
}));
}
// Endpoint Property
if (update?.EndpointUrl != null &&
update.EndpointUrl != existing?.EndpointUrl)
{
twin.Properties.Desired.Add(nameof(EndpointUrl),
update.EndpointUrl);
}
var urlsEqual = update?.AlternativeUrls.DecodeAsList().ToHashSetSafe().SetEqualsSafe(
existing?.AlternativeUrls?.DecodeAsList());
if (!(urlsEqual ?? true))
{
twin.Properties.Desired.Add(nameof(AlternativeUrls), update?.AlternativeUrls == null ?
null : JToken.FromObject(update.AlternativeUrls));
}
if (update?.SecurityMode != null &&
update.SecurityMode != existing?.SecurityMode)
{
twin.Properties.Desired.Add(nameof(SecurityMode),
JToken.FromObject(update.SecurityMode));
}
if (update?.SecurityPolicy != null &&
update?.SecurityPolicy != existing?.SecurityPolicy)
{
twin.Properties.Desired.Add(nameof(SecurityPolicy),
update.SecurityPolicy);
}
if (update?.CredentialType != existing?.CredentialType)
{
twin.Properties.Desired.Add(nameof(CredentialType), update?.CredentialType == null ?
null : JToken.FromObject(update?.CredentialType));
}
if (!JToken.DeepEquals(update?.Credential, existing?.Credential))
{
twin.Properties.Desired.Add(nameof(Credential), update?.Credential);
}
var thumbEqual = update?.ServerThumbprint.DecodeAsByteArray().SequenceEqualsSafe(
existing?.ServerThumbprint.DecodeAsByteArray());
if (!(thumbEqual ?? true))
{
twin.Properties.Desired.Add(nameof(ServerThumbprint), update?.ServerThumbprint == null ?
null : JToken.FromObject(update.ServerThumbprint));
}
var certEqual = update?.ClientCertificate.DecodeAsByteArray().SequenceEqualsSafe(
existing?.ClientCertificate.DecodeAsByteArray());
if (update?.ClientCertificate != null && !(certEqual ?? true))
{
twin.Properties.Desired.Add(nameof(ClientCertificate), update?.ClientCertificate == null ?
null : JToken.FromObject(update.ClientCertificate));
}
// Recalculate identity
var reportedEndpointUrl = existing?.EndpointRegistrationUrl;
if (update?.EndpointRegistrationUrl != null)
{
reportedEndpointUrl = update.EndpointRegistrationUrl;
}
if (reportedEndpointUrl == null)
{
throw new ArgumentException(nameof(EndpointUrl));
}
var applicationId = existing?.ApplicationId;
if (update?.ApplicationId != null)
{
applicationId = update.ApplicationId;
}
if (applicationId == null)
{
throw new ArgumentException(nameof(ApplicationId));
}
var securityMode = existing?.SecurityMode;
if (update?.SecurityMode != null)
{
securityMode = update.SecurityMode;
}
var securityPolicy = existing?.SecurityPolicy;
if (update?.SecurityPolicy != null)
{
securityPolicy = update.SecurityPolicy;
}
twin.Id = EndpointInfoModelEx.CreateEndpointId(
applicationId, reportedEndpointUrl, securityMode, securityPolicy);
if (existing?.DeviceId != twin.Id)
{
twin.Etag = null; // Force creation of new identity
}
return(twin);
}