public async static Task DeleteAllDevicesInHubAsync(IotHubServiceClient hubClient)
{
Console.WriteLine($"\nTrying to clean up all devices\n");
try
{
AsyncPageable <TwinData> asyncPageableResponse = hubClient.Devices.GetTwinsAsync();
List <TwinData> deviceTwins = new List <TwinData>();
await foreach (TwinData twin in asyncPageableResponse)
{
deviceTwins.Add(twin);
}
foreach (TwinData twin in deviceTwins)
{
DeviceIdentity device = await hubClient.Devices.GetIdentityAsync(twin.DeviceId);
await hubClient.Devices.DeleteIdentityAsync(device);
}
SampleLogger.PrintSuccess($"Cleanup succeeded\n");
}
catch (Exception ex)
{
SampleLogger.PrintWarning($"Cleanup failed due to:\n{ex.Message}\n");
}
}
/// <summary>
/// Update multiple module twin desired properties.
/// </summary>
/// <param name="moduleTwins">Collection of module twins to be updated.</param>
public async Task UpdateModuleTwinsAsync(IEnumerable <TwinData> moduleTwins)
{
SampleLogger.PrintHeader("UPDATE MODULE TWINS");
string userPropName = "user";
try
{
Console.WriteLine($"Setting a new desired property {userPropName} to: '{Environment.UserName}' for each twin");
#region Snippet:IotHubUpdateModuleTwins
foreach (TwinData twin in moduleTwins)
{
twin.Properties.Desired.Add(new KeyValuePair <string, object>(userPropName, Environment.UserName));
}
Response <BulkRegistryOperationResponse> response = await IoTHubServiceClient.Modules.UpdateTwinsAsync(moduleTwins);
var bulkResponse = response.Value;
if (bulkResponse.IsSuccessful ?? true)
{
SampleLogger.PrintSuccess("Successfully updated the module twins");
}
else
{
SampleLogger.PrintWarning("Failed to update the module twins");
foreach (var bulkOperationError in bulkResponse.Errors)
{
SampleLogger.PrintWarning($"Module id that failed: {bulkOperationError.ModuleId}, for device {bulkOperationError.DeviceId}, error code: {bulkOperationError.ErrorCode}");
}
}
#endregion Snippet:IotHubUpdateModuleTwins
}
catch (Exception ex)
{
// Try to cleanup before exiting with fatal error.
await CleanupHelper.DeleteAllDevicesInHubAsync(IoTHubServiceClient);
SampleLogger.FatalError($"Failed to update a module identity due to:\n{ex}");
throw;
}
}
/// <summary>
/// Update multiple device identity.
/// </summary>
/// <param name="deviceIdentities">Collection of device identities to be updated.</param>
public async Task UpdateDeviceIdentitiesAsync(IEnumerable <DeviceIdentity> deviceIdentities)
{
SampleLogger.PrintHeader("UPDATE DEVICE IDENTITIES");
try
{
Console.WriteLine($"Disabling multiple devices so they cannot connect to IoT Hub.");
#region Snippet:IotHubUpdateDeviceIdentities
foreach (var identity in deviceIdentities)
{
identity.Status = DeviceStatus.Disabled;
}
Response <BulkRegistryOperationResponse> response = await IoTHubServiceClient.Devices.UpdateIdentitiesAsync(deviceIdentities, BulkIfMatchPrecondition.IfMatch);
var bulkResponse = response.Value;
if (bulkResponse.IsSuccessful ?? true)
{
SampleLogger.PrintSuccess("Successfully disabled the device identities");
}
else
{
SampleLogger.PrintWarning("Failed to disable the device identities");
foreach (var bulkOperationError in bulkResponse.Errors)
{
SampleLogger.PrintWarning($"Device id that failed: {bulkOperationError.DeviceId}, error code: {bulkOperationError.ErrorCode}");
}
}
#endregion Snippet:IotHubUpdateDeviceIdentities
}
catch (Exception ex)
{
// Try to cleanup before exiting with fatal error.
await CleanupHelper.DeleteAllDevicesInHubAsync(IoTHubServiceClient);
SampleLogger.FatalError($"Failed to update a device identity due to:\n{ex}");
throw;
}
}
/// <summary>
/// Create multiple device identities.
/// </summary>
/// <param name="deviceIdentities">Collection of device identities to be created.</param>
public async Task CreateDeviceIdentitiesAsync(IEnumerable <DeviceIdentity> deviceIdentities)
{
SampleLogger.PrintHeader("CREATE DEVICE IDENTITIES");
try
{
Console.WriteLine($"Creating {BulkCount} new devices");
#region Snippet:IotHubCreateDeviceIdentities
Response <BulkRegistryOperationResponse> response = await IoTHubServiceClient.Devices.CreateIdentitiesAsync(deviceIdentities);
var bulkResponse = response.Value;
if (bulkResponse.IsSuccessful ?? true)
{
SampleLogger.PrintSuccess("Successfully created new device identities");
}
else
{
SampleLogger.PrintWarning("Failed to create new device identities");
foreach (var bulkOperationError in bulkResponse.Errors)
{
SampleLogger.PrintWarning($"Device id that failed: {bulkOperationError.DeviceId}, error code: {bulkOperationError.ErrorCode}");
}
}
#endregion Snippet:IotHubCreateDeviceIdentities
}
catch (Exception ex)
{
// Try to cleanup before exiting with fatal error.
await CleanupHelper.DeleteAllDevicesInHubAsync(IoTHubServiceClient);
SampleLogger.FatalError($"Failed to create device identity due to:\n{ex}");
throw;
}
}
/// <summary>
/// Delete multiple module identities.
/// </summary>
/// <param name="moduleIdentities">Collection of module identities to be deleted.</param>
public async Task DeleteModuleIdentitiesAsync(IEnumerable <ModuleIdentity> moduleIdentities)
{
SampleLogger.PrintHeader("DELETE MODULE IDENTITIES");
try
{
Console.WriteLine($"Deleting bulk module identities");
#region Snippet:IotHubDeleteModuleIdentities
Response <BulkRegistryOperationResponse> response = await IoTHubServiceClient.Modules.DeleteIdentitiesAsync(moduleIdentities);
var bulkResponse = response.Value;
if (bulkResponse.IsSuccessful ?? true)
{
SampleLogger.PrintSuccess("Successfully deleted the module identities");
}
else
{
SampleLogger.PrintWarning("Failed to delete the module identities");
foreach (var bulkOperationError in bulkResponse.Errors)
{
SampleLogger.PrintWarning($"Module id that failed: {bulkOperationError.ModuleId}, for device {bulkOperationError.DeviceId}, error code: {bulkOperationError.ErrorCode}");
}
}
#endregion Snippet:IotHubDeleteModuleIdentities
}
catch (Exception ex)
{
// Try to cleanup before exiting with fatal error.
await CleanupHelper.DeleteAllDevicesInHubAsync(IoTHubServiceClient);
SampleLogger.FatalError($"Failed to delete module identity due to:\n{ex}");
}
}