// This method updates local state and should be called only after acquiring edgeHubConfigLock
async Task <Option <EdgeHubConfig> > PatchDesiredProperties(TwinCollection baseline, TwinCollection patch)
{
LastDesiredStatus lastDesiredStatus;
Option <EdgeHubConfig> edgeHubConfig;
try
{
string desiredPropertiesJson = JsonEx.Merge(baseline, patch, true);
this.lastDesiredProperties = Option.Some(new TwinCollection(desiredPropertiesJson));
var desiredPropertiesPatch = JsonConvert.DeserializeObject <EdgeHubDesiredProperties>(desiredPropertiesJson);
edgeHubConfig = Option.Some(this.configParser.GetEdgeHubConfig(desiredPropertiesPatch));
lastDesiredStatus = new LastDesiredStatus(200, string.Empty);
Events.PatchConfigSuccess();
}
catch (Exception ex)
{
lastDesiredStatus = new LastDesiredStatus(400, $"Error while parsing desired properties - {ex.Message}");
edgeHubConfig = Option.None <EdgeHubConfig>();
Events.ErrorPatchingDesiredProperties(ex);
}
await this.UpdateReportedProperties(patch.Version, lastDesiredStatus);
return(edgeHubConfig);
}
public ReportedProperties(
VersionInfo versionInfo, string schemaVersion,
long?lastDesiredVersion, LastDesiredStatus lastDesiredStatus,
IDictionary <string, DeviceConnectionStatus> clients
)
{
this.SchemaVersion = schemaVersion;
this.LastDesiredVersion = lastDesiredVersion;
this.LastDesiredStatus = lastDesiredStatus;
this.Clients = clients;
this.VersionInfo = versionInfo ?? VersionInfo.Empty;
}
Task UpdateReportedProperties(long desiredVersion, LastDesiredStatus desiredStatus)
{
try
{
var edgeHubReportedProperties = new ReportedProperties(this.versionInfo, desiredVersion, desiredStatus);
var twinCollection = new TwinCollection(JsonConvert.SerializeObject(edgeHubReportedProperties));
Core.IMessage reportedPropertiesMessage = this.twinCollectionMessageConverter.ToMessage(twinCollection);
return(this.twinManager.UpdateReportedPropertiesAsync(this.id, reportedPropertiesMessage));
}
catch (Exception ex)
{
Events.ErrorUpdatingLastDesiredStatus(ex);
return(Task.CompletedTask);
}
}
// This method updates local state and should be called only after acquiring edgeHubConfigLock
async Task <Option <EdgeHubConfig> > PatchDesiredProperties(TwinCollection baseline, TwinCollection patch)
{
LastDesiredStatus lastDesiredStatus;
Option <EdgeHubConfig> edgeHubConfig;
try
{
string desiredPropertiesJson = JsonEx.Merge(baseline, patch, true);
var desiredProperties = new TwinCollection(desiredPropertiesJson);
Events.LogDesiredPropertiesAfterPatch(desiredProperties);
if (!this.CheckIfManifestSigningIsEnabled(desiredProperties))
{
Events.ManifestSigningIsNotEnabled();
}
else
{
Events.ManifestSigningIsEnabled();
if (this.ExtractHubTwinAndVerify(desiredProperties))
{
Events.VerifyTwinSignatureSuceeded();
}
else
{
Events.VerifyTwinSignatureFailed();
lastDesiredStatus = new LastDesiredStatus(400, "Twin Signature Verification failed");
return(Option.None <EdgeHubConfig>());
}
}
this.lastDesiredProperties = Option.Some(new TwinCollection(desiredPropertiesJson));
edgeHubConfig = Option.Some(this.configParser.GetEdgeHubConfig(desiredPropertiesJson));
lastDesiredStatus = new LastDesiredStatus(200, string.Empty);
Events.PatchConfigSuccess();
}
catch (Exception ex)
{
lastDesiredStatus = new LastDesiredStatus(400, $"Error while parsing desired properties - {ex.Message}");
edgeHubConfig = Option.None <EdgeHubConfig>();
Events.ErrorPatchingDesiredProperties(ex);
}
await this.UpdateReportedProperties(patch.Version, lastDesiredStatus);
return(edgeHubConfig);
}
// When reporting last desired version/status, send empty map of clients so that the patch doesn't touch the
// existing values. If we send a null, it will clear out the existing clients.
public ReportedProperties(VersionInfo versionInfo, long lastDesiredVersion, LastDesiredStatus lastDesiredStatus)
: this(versionInfo, CurrentSchemaVersion, lastDesiredVersion, lastDesiredStatus, EmptyConnectionStatusesDictionary)
{
}
