public async Task <string> ProcessSetUpgradeOrchestrationServiceStateAsync(string inputBlob, TimeSpan timeout, CancellationToken cancellationToken)
{
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Entering ProcessSetUpgradeOrchestrationServiceStateAsync.");
try
{
// data validation
StandAloneCluster cluster = null;
if (!string.IsNullOrWhiteSpace(inputBlob))
{
JsonSerializerSettings settings = StandaloneUtility.GetStandAloneClusterDeserializerSettings();
cluster = JsonConvert.DeserializeObject <StandAloneCluster>(
inputBlob,
settings);
}
await this.storeManager.SetStorageObjectAsync(Constants.ClusterReliableDictionaryKey, inputBlob, this.cancellationToken).ConfigureAwait(false);
FabricUpgradeOrchestrationServiceState result = UpgradeOrchestrationMessageProcessor.ConstructServiceStateFromCluster(cluster);
return(JsonConvert.SerializeObject(
result,
new JsonSerializerSettings
{
ReferenceLoopHandling = ReferenceLoopHandling.Serialize,
NullValueHandling = NullValueHandling.Ignore,
}));
}
catch (Exception e)
{
UpgradeOrchestrationTrace.TraceSource.WriteWarning(TraceType, "ProcessSetUpgradeOrchestrationServiceStateAsync exception: {0}", e);
throw UpgradeOrchestrationMessageProcessor.ConvertToComException(e);
}
}
private static StandAloneCluster InitClusterResource(FabricNativeConfigStore configStore)
{
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Enter InitClusterResource");
string fabricDataRoot = FabricEnvironment.GetDataRoot();
string jsonConfigPath = Path.Combine(fabricDataRoot, Microsoft.ServiceFabric.DeploymentManager.Constants.BaselineJsonMetadataFileName);
ReleaseAssert.AssertIf(!File.Exists(jsonConfigPath), "Baseline upgrade JsonClusterConfigMetadata not found at {0}.", jsonConfigPath);
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Deserializing Json config.");
string jsonConfig = File.ReadAllText(jsonConfigPath);
if (string.IsNullOrEmpty(jsonConfig))
{
throw new FabricValidationException(StringResources.Error_SFJsonConfigInvalid, FabricErrorCode.OperationCanceled);
}
JsonSerializerSettings settings = StandaloneUtility.GetStandAloneClusterDeserializerSettings();
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Exit InitClusterResource");
return(JsonConvert.DeserializeObject <StandAloneCluster>(
jsonConfig,
settings));
}
internal static StandAloneCluster DeserializeClusterResource(string str)
{
StandAloneCluster result;
JsonSerializerSettings settings = StandaloneUtility.GetStandAloneClusterDeserializerSettings();
try
{
result = JsonConvert.DeserializeObject <StandAloneCluster>(str, settings);
isVersionChangedFrom5To6 = false;
}
catch (JsonSerializationException ex)
{
UpgradeOrchestrationTrace.TraceSource.WriteWarning(TraceType, "GetClusterResourceAsync: Deserialization error. Error is {0}. Will begin best-effort attempt.", ex.ToString());
var normalizedString = NormalizeClusterResource(str, Assembly.GetExecutingAssembly().GetName().Version.ToString());
result = JsonConvert.DeserializeObject <StandAloneCluster>(normalizedString, settings);
isVersionChangedFrom5To6 = true;
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "GetClusterResourceAsync: Deserialization succeeds after best-effort normalization.");
}
result.PersistedClusterString = str;
return(result);
}