/// <summary>
/// List nodes on endpoint
/// </summary>
private static async Task ListNodesAsync(IIoTHubConfig config, ILogger logger,
string deviceId, string moduleId, string endpointUrl, CancellationToken ct)
{
if (string.IsNullOrEmpty(endpointUrl))
{
throw new ArgumentNullException(nameof(endpointUrl));
}
var client = new IoTHubTwinMethodClient(CreateClient(config, logger), logger);
while (!ct.IsCancellationRequested)
{
await Task.Delay(TimeSpan.FromSeconds(5), ct);
try {
var content = new GetNodesRequestModel {
EndpointUrl = endpointUrl
};
var result = await client.CallMethodAsync(deviceId, moduleId,
"GetConfiguredNodesOnEndpoint", JsonConvertEx.SerializeObject(content),
null, ct);
var response = JsonConvertEx.DeserializeObject <GetNodesResponseModel>(result);
logger.Information("Published nodes: {@response}", response);
}
catch (Exception ex) {
logger.Verbose(ex, "Failed to list published nodes.");
}
}
}
/// <inheritdoc/>
public async Task <PublishedItemListResultModel> NodePublishListAsync(
string endpointId, PublishedItemListRequestModel request)
{
if (string.IsNullOrEmpty(endpointId))
{
throw new ArgumentNullException(nameof(endpointId));
}
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var(publisherId, endpoint) = await _publishers.FindPublisherEndpoint(endpointId);
var input = new GetNodesRequestModel {
EndpointId = endpointId,
EndpointUrl = endpoint.Url,
ContinuationToken = request.ContinuationToken == null ? (ulong?)null :
BitConverter.ToUInt64(request.ContinuationToken.DecodeAsBase64(), 0)
};
var(errorInfo, result) = await CallMethodOnPublisherAsync(publisherId,
"GetConfiguredNodesOnEndpoint", JsonConvertEx.SerializeObject(input));
if (result == null)
{
return(new PublishedItemListResultModel {
ErrorInfo = errorInfo
});
}
var response = JsonConvertEx.DeserializeObject <GetNodesResponseModel>(result);
return(new PublishedItemListResultModel {
ContinuationToken = response.ContinuationToken == null ? null :
BitConverter.GetBytes(response.ContinuationToken.Value)
.ToBase64String(),
Items = response.OpcNodes?
.Select(s => new PublishedItemModel {
NodeId = s.Id,
DisplayName = s.DisplayName,
PublishingInterval = s.OpcPublishingInterval == null ? (TimeSpan?)null :
TimeSpan.FromMilliseconds(s.OpcPublishingInterval.Value),
SamplingInterval = s.OpcSamplingInterval == null ? (TimeSpan?)null :
TimeSpan.FromMilliseconds(s.OpcSamplingInterval.Value),
}).ToList()
});
}
/// <inheritdoc/>
public async Task <PublishedItemListResultModel> NodePublishListAsync(
EndpointModel endpoint, PublishedItemListRequestModel request)
{
if (endpoint == null)
{
throw new ArgumentNullException(nameof(endpoint));
}
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
GetUserNamePassword(endpoint.User, out var user, out var password);
if (_client == null)
{
await StartAsync();
}
var input = new GetNodesRequestModel {
EndpointUrl = endpoint.Url,
ContinuationToken = request.ContinuationToken == null ? (ulong?)null :
BitConverter.ToUInt64(request.ContinuationToken.DecodeAsBase64(), 0)
};
var(errorInfo, result) = await _client.CallMethodAsync(
"GetConfiguredNodesOnEndpoint", JsonConvertEx.SerializeObject(input), null);
if (result == null)
{
return(new PublishedItemListResultModel {
ErrorInfo = errorInfo
});
}
var response = JsonConvertEx.DeserializeObject <GetNodesResponseModel>(result);
return(new PublishedItemListResultModel {
ContinuationToken = response.ContinuationToken == null ? null :
BitConverter.GetBytes(response.ContinuationToken.Value)
.ToBase64String(),
Items = response.OpcNodes?
.Select(s => new PublishedItemModel {
NodeId = FromPublisherNodeId(s.Id),
PublishingInterval = s.OpcPublishingInterval,
SamplingInterval = s.OpcSamplingInterval
}).ToList()
});
}
