public HandlerResult ExecuteHandlerProcess_SingleAction(ActionItem a, Dictionary <string, string> dynamicData, bool dryRun = false)
{
HandlerResult returnResult = HandlerResult.Emtpy;
string parms = ResolveConfigAndParameters(a, dynamicData);
IHandlerRuntime rt = CreateHandlerRuntime(a.Name, a.Handler);
rt.Progress += rt_Progress;
if (!WantsStopOrPause())
{
a.RunAs?.Impersonate();
HandlerResult r = rt.Execute(parms, dryRun);
a.RunAs?.Undo();
if (r.Status > returnResult.Status)
{
returnResult = r;
}
}
return(returnResult);
}
void WriteUnhandledActionException(ActionItem a, Exception ex, bool writeProgress = true, bool writeLog = true)
{
//todo: serialize exception to composite string
string context = "Synapse.Core PlanRuntime";
string message = $"An unhandled exeption occurred in {a.Name}, Plan/Action Instance: {InstanceId}/{a.InstanceId}. Message: {ex.Message}.";
if (writeProgress)
{
HandlerProgressCancelEventArgs e =
new HandlerProgressCancelEventArgs(context: context, message: message, status: StatusType.Failed,
id: a.InstanceId, sequence: Int32.MaxValue - 100, cancel: false, ex: ex)
{
ActionName = a.Name
};
rt_Progress(this, e);
}
if (writeLog)
{
LogMessageEventArgs e =
new LogMessageEventArgs(context: context, message: message, level: LogLevel.Fatal, ex: ex);
rt_LogMessage(this, e);
}
}
//note: this doesn't implement SaveExitDataAs( action );
private ExecuteResult SpawnExternal(ActionItem a, Dictionary <string, string> dynamicData, object parentExitData, bool dryRun)
{
ExecuteResult result = new ExecuteResult();
List <string> args = new List <string>();
Plan container = new Plan();
a.InstanceId = ActionInstanceIdCounter++;
container.Name = $"{Name}:{a.Name}";
container.Actions.Add(a.Clone());
container.StartInfo = StartInfo;
string planYaml = CryptoHelpers.Encode(container.ToYaml());
args.Add($"/plan:{planYaml}");
args.Add($"/dryRun:{dryRun}");
args.Add($"/taskModel:single");
foreach (string key in dynamicData.Keys)
{
args.Add($"/{key}:{dynamicData[key]}");
}
args.Add($"/data:{parentExitData}");
string arguments = string.Join(" ", args);
Process p = new Process();
p.StartInfo.Arguments = arguments;
p.StartInfo.FileName = "synapse.cli.exe";
p.StartInfo.RedirectStandardInput = true;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.RedirectStandardError = true;
p.StartInfo.UseShellExecute = false;
p.StartInfo.CreateNoWindow = true;
p.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
p.EnableRaisingEvents = true;
//if( a.HasRunAs )
//{
// p.StartInfo.Domain = a.RunAs.Domain;
// p.StartInfo.UserName = a.RunAs.UserName;
// SecureString pw = new SecureString();
// foreach( char c in a.RunAs.Password )
// pw.AppendChar( c );
// p.StartInfo.Password = pw;
//}
p.OutputDataReceived += p_OutputDataReceived;
p.Start();
result.PId = p.Id;
#if sqlite
a.UpdateInstanceStatus(StatusType.None, "SpawnExternal", 0, p.Id);
#endif
#region read this
// best practice information on accessing stdout/stderr from mdsn article:
// https://msdn.microsoft.com/en-us/library/system.diagnostics.processstartinfo.redirectstandardoutput%28v=vs.110%29.aspx
// Do not wait for the child process to exit before reading to the end of its redirected stream.
// Do not perform a synchronous read to the end of both redirected streams.
// string output = p.StandardOutput.ReadToEnd();
// string error = p.StandardError.ReadToEnd();
// p.WaitForExit();
// Use asynchronous read operations on at least one of the streams.
#endregion
p.BeginOutputReadLine();
p.BeginErrorReadLine();
p.WaitForExit();
result.BranchStatus = result.Status = (StatusType)p.ExitCode;
return(result);
}
ExecuteResult ExecuteHandlerProcessExternal(SecurityContext parentSecurityContext, ActionItem a,
Dictionary <string, string> dynamicData, object parentExitData, bool dryRun = false)
{
if (!WantsStopOrPause())
{
try
{
//if( !a.HasRunAs ) a.RunAs = parentSecurityContext;
a.IngestParentSecurityContext(parentSecurityContext);
a.Result = SpawnExternal(a, dynamicData, parentExitData, dryRun);
return(a.Result);
}
catch (Exception ex)
{
WriteUnhandledActionException(a, ex);
return(new ExecuteResult()
{
Status = StatusType.Failed
});
}
}
else
{
return(new ExecuteResult());
}
}
ExecuteResult ExecuteHandlerProcessInProc(SecurityContext parentSecurityContext, ActionItem a,
Dictionary <string, string> dynamicData, object parentExitData, bool dryRun = false)
{
try
{
//string parms = ResolveConfigAndParameters( a, dynamicData );
string parms = a.Parameters.GetSerializedValues(Crypto);
IHandlerRuntime rt = CreateHandlerRuntime(a);
rt.Progress += rt_Progress;
rt.LogMessage += rt_LogMessage;
if (!WantsStopOrPause())
{
a.IngestParentSecurityContext(parentSecurityContext);
SecurityContext sc = a.RunAs; //just an alias
sc?.Crypto?.InheritSettingsIfRequired(Crypto);
HandlerStartInfo startInfo = new HandlerStartInfo(StartInfo)
{
Parameters = parms,
IsDryRun = dryRun,
PlanInstanceId = InstanceId,
InstanceId = a.InstanceId,
ParentExitData = parentExitData,
RunAs = sc,
Crypto = a.Parameters?.Crypto
};
a.Handler.StartInfo = new HandlerStartInfoData(startInfo);
sc?.Impersonate(Crypto);
a.Result = rt.Execute(startInfo);
a.Result.BranchStatus = a.Result.Status;
a.Result.SecurityContext = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
SaveExitDataAs(a);
sc?.Undo();
}
return(a.Result);
}
catch (Exception ex)
{
WriteUnhandledActionException(a, ex);
return(new ExecuteResult()
{
Status = StatusType.Failed, ExitData = ex.Message
});
}
}
void ProcessRecursive(IActionContainer parentContext, SecurityContext parentSecurityContext,
ActionItem actionGroup, List <ActionItem> actions, ExecuteResult parentResult,
Dictionary <string, string> dynamicData, bool dryRun,
Func <SecurityContext, ActionItem, Dictionary <string, string>, object, bool, ExecuteResult> executeHandlerMethod)
{
if (WantsStopOrPause())
{
return;
}
parentContext.EnsureInitialized();
//queryStatus provides the inbound value to ExecuteCase evaluation; it's the ExecuteCase comparison value.
//queryStatus is carried downward through successive subtree executions.
StatusType queryStatus = parentResult.Status;
#region actionGroup
if (actionGroup != null &&
(((actionGroup.ExecuteCase & parentResult.Status) == actionGroup.ExecuteCase) || (actionGroup.ExecuteCase == StatusType.Any)))
{
actionGroup.EnsureInitialized();
#region actionGroup-forEach
if ((actionGroup.HasParameters && actionGroup.Parameters.HasForEach) ||
(actionGroup.Handler.HasConfig && actionGroup.Handler.Config.HasForEach))
{
List <ActionItem> resolvedParmsActionGroup = new List <ActionItem>();
ResolveConfigAndParameters(actionGroup, dynamicData, ref resolvedParmsActionGroup, parentResult.ExitData);
foreach (ActionItem ai in resolvedParmsActionGroup)
{
ai.Parameters.ForEach = null;
}
actionGroup.InstanceId = ActionInstanceIdCounter++;
ActionItem agclone = actionGroup.Clone();
agclone.Result = new ExecuteResult();
parentContext.ActionGroup = agclone;
Parallel.ForEach(resolvedParmsActionGroup, a => // foreach( ActionItem a in resolvedParmsActionGroup )
{
#if sqlite
a.CreateInstance(parentContext, InstanceId);
#endif
a.InstanceId = ActionInstanceIdCounter++;
ActionItem clone = a.Clone();
agclone.Actions.Add(clone);
ExecuteResult r = executeHandlerMethod(parentSecurityContext, a, dynamicData, parentResult.ExitData, dryRun);
parentContext.ActionGroup.Result.SetBranchStatusChecked(r);
parentContext.Result.SetBranchStatusChecked(r);
clone.Handler.Type = actionGroup.Handler.Type;
clone.Handler.StartInfo = actionGroup.Handler.StartInfo;
clone.Result = r;
if (r.Status > queryStatus)
{
queryStatus = r.Status;
}
if (a.HasActions)
{
ProcessRecursive(clone, a.RunAs, a.ActionGroup, a.Actions, r, dynamicData, dryRun, executeHandlerMethod);
parentContext.ActionGroup.Result.SetBranchStatusChecked(clone.Result);
parentContext.Result.SetBranchStatusChecked(clone.Result);
if (clone.Result.Status > queryStatus)
{
queryStatus = clone.Result.Status;
}
}
});
}
#endregion
#region actionGroup-single
else
{
#if sqlite
actionGroup.CreateInstance(parentContext, InstanceId);
#endif
ResolveConfigAndParameters(actionGroup, dynamicData, parentResult.ExitData);
actionGroup.InstanceId = ActionInstanceIdCounter++;
ActionItem clone = actionGroup.Clone();
parentContext.ActionGroup = clone;
ExecuteResult r = executeHandlerMethod(parentSecurityContext, actionGroup, dynamicData, parentResult.ExitData, dryRun);
parentContext.Result.SetBranchStatusChecked(r);
clone.Handler.Type = actionGroup.Handler.Type;
clone.Handler.StartInfo = actionGroup.Handler.StartInfo;
clone.Result = r;
if (r.Status > queryStatus)
{
queryStatus = r.Status;
}
if (actionGroup.HasActions)
{
ProcessRecursive(clone, actionGroup.RunAs, null, actionGroup.Actions, r, dynamicData, dryRun, executeHandlerMethod);
parentContext.Result.SetBranchStatusChecked(clone.Result);
if (clone.Result.Status > queryStatus)
{
queryStatus = clone.Result.Status;
}
}
}
#endregion
}
#endregion
#region actions
IEnumerable <ActionItem> actionList =
actions.Where(a => (((a.ExecuteCase & queryStatus) == a.ExecuteCase) || (a.ExecuteCase == StatusType.Any)));
List <ActionItem> resolvedParmsActions = new List <ActionItem>();
Parallel.ForEach(actionList, a => // foreach( ActionItem a in actionList )
ResolveConfigAndParameters(a, dynamicData, ref resolvedParmsActions, parentResult.ExitData)
);
Parallel.ForEach(resolvedParmsActions, a => // foreach( ActionItem a in resolvedParmsActions )
{
#if sqlite
a.CreateInstance(parentContext, InstanceId);
#endif
a.InstanceId = ActionInstanceIdCounter++;
ActionItem clone = a.Clone();
parentContext.Actions.Add(clone);
ExecuteResult r = a.Result;
if (r?.Status != StatusType.Failed)
{
r = executeHandlerMethod(parentSecurityContext, a, dynamicData, parentResult.ExitData, dryRun);
}
parentContext.Result.SetBranchStatusChecked(r);
clone.Handler.Type = a.Handler.Type;
clone.Handler.StartInfo = a.Handler.StartInfo;
clone.Result = r;
if (a.HasActions)
{
ProcessRecursive(clone, a.RunAs, a.ActionGroup, a.Actions, r, dynamicData, dryRun, executeHandlerMethod);
parentContext.Result.SetBranchStatusChecked(clone.Result);
}
});
#endregion
}
public void ResolveConfigAndParameters(Dictionary <string, string> dynamicData,
Dictionary <string, ParameterInfo> globalConfigSets, Dictionary <string, ParameterInfo> globalParamSets, ref List <ActionItem> resolvedActions, object parentExitData)
{
if (Handler == null)
{
Handler = new HandlerInfo();
}
List <object> forEachConfigs = new List <object>();
if (Handler.HasConfig)
{
ParameterInfo c = Handler.Config;
if (globalConfigSets != null && c.HasInheritFrom && globalConfigSets.Keys.Contains(c.InheritFrom))
{
c.InheritedValues = globalConfigSets[c.InheritFrom];
}
c.Resolve(out forEachConfigs, dynamicData, parentExitData, globalConfigSets);
if (globalConfigSets != null && c.HasName)
{
globalConfigSets[c.Name] = c;
}
}
else
{
Handler.Config = new ParameterInfo()
{
};
forEachConfigs.Add(null);
}
List <object> forEachParms = new List <object>();
if (HasParameters)
{
ParameterInfo p = Parameters;
if (globalParamSets != null && p.HasInheritFrom && globalParamSets.Keys.Contains(p.InheritFrom))
{
p.InheritedValues = globalParamSets[p.InheritFrom];
}
p.Resolve(out forEachParms, dynamicData, parentExitData, globalParamSets);
if (globalParamSets != null && p.HasName)
{
globalParamSets[p.Name] = p;
}
}
else
{
Parameters = new ParameterInfo()
{
};
forEachParms.Add(null);
}
if (resolvedActions != null)
{
foreach (object forEachConfig in forEachConfigs)
{
foreach (object forEachParm in forEachParms)
{
ActionItem clone = Clone(shallow: false);
clone.Handler.Config.Values = forEachConfig;
clone.Parameters.Values = forEachParm;
resolvedActions.Add(clone);
}
}
}
}
HandlerResult ExecuteHandlerProcessExternal(SecurityContext parentSecurityContext, ActionItem a, Dictionary <string, string> dynamicData, bool dryRun = false)
{
HandlerResult returnResult = HandlerResult.Emtpy;
if (!WantsStopOrPause())
{
if (!a.HasRunAs)
{
a.RunAs = parentSecurityContext;
}
HandlerResult r = SpawnExternal(a, dynamicData, dryRun);
if (r.Status > returnResult.Status)
{
returnResult = r;
}
}
return(returnResult);
}
HandlerResult ProcessRecursiveExternal(SecurityContext parentSecurityContext, ActionItem actionGroup, List <ActionItem> actions, HandlerResult result,
Dictionary <string, string> dynamicData, bool dryRun = false)
{
if (WantsStopOrPause())
{
return(result);
}
HandlerResult returnResult = HandlerResult.Emtpy;
StatusType queryStatus = result.Status;
if (actionGroup != null && actionGroup.ExecuteCase == result.Status)
{
HandlerResult r = ExecuteHandlerProcessExternal(parentSecurityContext, actionGroup, dynamicData, dryRun);
if (r.Status > returnResult.Status)
{
returnResult = r;
}
if (actionGroup.HasActions)
{
r = ProcessRecursiveExternal(parentSecurityContext, null, actionGroup.Actions, r, dynamicData, dryRun);
}
if (r.Status > returnResult.Status)
{
returnResult = r;
}
if (r.Status > queryStatus)
{
queryStatus = r.Status;
}
}
IEnumerable <ActionItem> actionList = actions.Where(a => a.ExecuteCase == queryStatus);
Parallel.ForEach(actionList, a =>
{
HandlerResult r = ExecuteHandlerProcessExternal(parentSecurityContext, a, dynamicData, dryRun);
if (a.HasActions)
{
r = ProcessRecursiveExternal(a.RunAs, a.ActionGroup, a.Actions, r, dynamicData, dryRun);
}
if (r.Status > returnResult.Status)
{
returnResult = r;
}
});
return(returnResult);
}
