public async Task PersistCodeUpgradePackageDetailsAsync(string key, CodeUpgradeDetail packageDetails, CancellationToken cancellationToken)
{
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Enter PersistCodeUpgradePackageDetailsAsync.");
var clusterStateTable = await this.stateManager.GetOrAddAsync <IReliableDictionary <string, string> >(Constants.ClusterReliableDictionaryName);
try
{
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Serialize packageDetails into string format.");
string packageDetailsString = JsonConvert.SerializeObject(
packageDetails,
new JsonSerializerSettings
{
ReferenceLoopHandling = ReferenceLoopHandling.Serialize,
NullValueHandling = NullValueHandling.Ignore,
TypeNameHandling = TypeNameHandling.Objects,
TypeNameAssemblyFormat = System.Runtime.Serialization.Formatters.FormatterAssemblyStyle.Full
});
using (var tx = this.stateManager.CreateTransaction())
{
ConditionalValue <string> existingData = await clusterStateTable.TryGetValueAsync(tx, key, Constants.DefaultDictionaryTimeout, cancellationToken).ConfigureAwait(false);
if (existingData.HasValue)
{
bool success = await clusterStateTable.TryUpdateAsync(
tx,
key,
packageDetailsString,
existingData.Value).ConfigureAwait(false);
if (!success)
{
UpgradeOrchestrationTrace.TraceSource.WriteWarning(
TraceType,
"SetStorageObjectAsync: PackageDetails data is not updated. The reason is {0}",
string.Equals(packageDetailsString, existingData.Value, StringComparison.OrdinalIgnoreCase) ? "the value is not changed." : "to be investigated.");
return;
}
}
else
{
await clusterStateTable.AddAsync(
tx,
key,
packageDetailsString,
Constants.DefaultDictionaryTimeout,
cancellationToken).ConfigureAwait(false);
}
await tx.CommitAsync().ConfigureAwait(false);
}
}
catch (Exception e)
{
UpgradeOrchestrationTrace.TraceSource.WriteWarning(TraceType, "PersistCodeUpgradePackageDetailsAsync: {0}", e.ToString());
throw;
}
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Exit PersistCodeUpgradePackageDetailsAsync.");
}
private async Task UpdatePersistedCodeUpgradePackage(StandaloneSettingsValidator validator)
{
bool codeVersionChanged = await validator.IsCodeVersionChangedAsync(validator.ClusterProperties.CodeVersion).ConfigureAwait(false);
if (!codeVersionChanged || validator.ClusterProperties.CodeVersion == DMConstants.AutoupgradeCodeVersion)
{
return;
}
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Found a different version, updating persistence state with version: {0}", validator.ClusterProperties.CodeVersion);
CodeUpgradeDetail packageDetails = new CodeUpgradeDetail()
{
CodeVersion = validator.ClusterProperties.CodeVersion,
IsUserInitiated = true
};
await this.storeManager.PersistCodeUpgradePackageDetailsAsync(Constants.CodeUpgradePackageDetails, packageDetails, this.cancellationToken);
}
private async void StartCodeUpgrade(string targetCodeVersion, FabricClient fabricClient)
{
this.traceSource.WriteInfo(TraceType, "StartCodeUpgrade with target code version: {0}", targetCodeVersion);
var clusterHealth = await fabricClient.HealthManager.GetClusterHealthAsync().ConfigureAwait(false);
if (clusterHealth.AggregatedHealthState != HealthState.Ok)
{
this.traceSource.WriteInfo(TraceType, "Aggregate Health State: {0} is not OK. Skipping code upgrade with target code version: {1}", clusterHealth.AggregatedHealthState, targetCodeVersion);
return;
}
this.traceSource.WriteInfo(TraceType, "Retrieve current cluster resource from StoreManager.");
StandAloneCluster cluster = await this.storeManager.GetClusterResourceAsync(
Constants.ClusterReliableDictionaryKey, this.cancellationToken).ConfigureAwait(false);
if (cluster == null)
{
return;
}
if (cluster.TargetCsmConfig == null)
{
// use the current csm config if no targetcsmconfig exists
cluster.TargetCsmConfig = cluster.Current.CSMConfig;
}
cluster.TargetCsmConfig.CodeVersion = targetCodeVersion;
await this.storeManager.PersistClusterResourceAsync(Constants.ClusterReliableDictionaryKey, cluster, this.cancellationToken).ConfigureAwait(false);
CodeUpgradeDetail packageDetails = new CodeUpgradeDetail()
{
CodeVersion = targetCodeVersion,
IsUserInitiated = false
};
await this.storeManager.PersistCodeUpgradePackageDetailsAsync(Constants.CodeUpgradePackageDetails, packageDetails, this.cancellationToken);
this.traceSource.WriteInfo(TraceType, "Invoking Orchestrator.StartUpgradeAsync from GoalStateProvisioner");
await this.orchestrator.StartUpgradeAsync(cluster, this.cancellationToken, new Description.ConfigurationUpgradeDescription());
}
public async Task <CodeUpgradeDetail> GetCodeUpgradePackageDetailsAsync(string key, CancellationToken cancellationToken)
{
CodeUpgradeDetail codeUpgradePackageDetails = null;
var clusterStateTable = await this.stateManager.GetOrAddAsync <IReliableDictionary <string, string> >(Constants.ClusterReliableDictionaryName);
try
{
using (var tx = this.stateManager.CreateTransaction())
{
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Start transaction inside GetCodeUpgradePackageDetailsAsync.");
var data = await clusterStateTable.TryGetValueAsync(tx, key, Constants.DefaultDictionaryTimeout, cancellationToken).ConfigureAwait(false);
if (data.HasValue)
{
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Found persisted codeUpgradePackageDetails. Deserializing it.");
codeUpgradePackageDetails = JsonConvert.DeserializeObject <CodeUpgradeDetail>(
data.Value,
new JsonSerializerSettings
{
ReferenceLoopHandling = ReferenceLoopHandling.Serialize,
NullValueHandling = NullValueHandling.Ignore,
TypeNameHandling = TypeNameHandling.Objects
});
}
}
UpgradeOrchestrationTrace.TraceSource.WriteInfo(TraceType, "Exit transaction inside GetCodeUpgradePackageDetailsAsync.");
}
catch (Exception e)
{
UpgradeOrchestrationTrace.TraceSource.WriteWarning(TraceType, "GetCodeUpgradePackageDetailsAsync: {0}", e.ToString());
throw;
}
return(codeUpgradePackageDetails);
}
