private IEnumerable <DeviceBlueprint> Load(string manifest)
{
JToken root = JsonConvert.DeserializeObject(manifest) as JToken;
var globalSettingsToken = root["globalSettings"];
if (globalSettingsToken != null)
{
GlobalSettings.Instance.Load(globalSettingsToken);
}
var devices = new List <DeviceBlueprint>();
var groups = root["deviceGroups"] as JArray;
foreach (var group in groups)
{
var name = group.Value <string>("name");
var jobs = group["jobs"] as JArray;
var template = new DeviceTemplate(name, jobs);
var deviceCredentials = group["devices"] as JArray;
foreach (var deviceCredential in deviceCredentials)
{
var deviceId = deviceCredential.Value <string>("deviceId");
var deviceSecret = deviceCredential.Value <string>("deviceSecret");
var device = new DeviceBlueprint(deviceId, deviceSecret, template);
devices.Add(device);
}
}
return(devices);
}
public void Start(DeviceBlueprint blueprint)
{
DeviceId = blueprint.DeviceId;
DeviceSecret = blueprint.DeviceSecret;
Trace.TraceInformation(string.Format(CultureInfo.InvariantCulture, "Device {0} status = Booting", DeviceId));
var tasks = new List <Task>();
foreach (var job in blueprint.Template.Jobs)
{
try
{
//Instance filters
var sourceFilter = ActivatorExternsion.CreateInstance <ISource>(job.Source.Type);
sourceFilter.Initialize(job.Source.Parameters, this);
//Chris Han - try to inject DeviceId
//Newtonsoft.Json.Linq.JObject did = (Newtonsoft.Json.Linq.JObject)job.Source.Parameters;//.Value<Newtonsoft.Json.Linq.JToken>("DeviceId");
//var p = did["parameters"]["DeviceId"];
//var k = DeviceId;
sourceFilter.Initialize(job.Source.Parameters, this);
var intermediaFilters = job.Intermedias.Select(f =>
{
var filter = ActivatorExternsion.CreateInstance <IIntermedia>(f.Type);
filter.Initialize(f.Parameters, this);
return(filter);
});
var sinkFilter = ActivatorExternsion.CreateInstance <ISink>(job.Sink.Type);
sinkFilter.Initialize(job.Sink.Parameters, this);
//Kick-off the Job. Record the task object for checking while they were stopped
tasks.Add(JobEntry(job.Name, job.Interval, sourceFilter, intermediaFilters, sinkFilter, _source.Token));
}
catch (TypeLoadException ex)
{
Trace.TraceError(string.Format(CultureInfo.InvariantCulture, "Failed to start device {0} due to exception {1}", DeviceId, ex.ToString()));
}
}
_runningTasks = tasks.ToArray();
Trace.TraceInformation(string.Format(CultureInfo.InvariantCulture, "Device {0} status = Running", DeviceId));
}
