Files
runner/src/Runner.Worker/ActionManifestManagerWrapper.cs
2026-02-11 09:44:01 -06:00

853 lines
35 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using GitHub.Actions.WorkflowParser;
using GitHub.DistributedTask.Pipelines;
using GitHub.DistributedTask.Pipelines.ContextData;
using GitHub.DistributedTask.ObjectTemplating.Tokens;
using GitHub.DistributedTask.WebApi;
using GitHub.Runner.Common;
using GitHub.Runner.Sdk;
using ObjectTemplating = GitHub.DistributedTask.ObjectTemplating;
namespace GitHub.Runner.Worker
{
[ServiceLocator(Default = typeof(ActionManifestManagerWrapper))]
public interface IActionManifestManagerWrapper : IRunnerService
{
ActionDefinitionData Load(IExecutionContext executionContext, string manifestFile);
DictionaryContextData EvaluateCompositeOutputs(IExecutionContext executionContext, TemplateToken token, IDictionary<string, PipelineContextData> extraExpressionValues);
List<string> EvaluateContainerArguments(IExecutionContext executionContext, SequenceToken token, IDictionary<string, PipelineContextData> extraExpressionValues);
Dictionary<string, string> EvaluateContainerEnvironment(IExecutionContext executionContext, MappingToken token, IDictionary<string, PipelineContextData> extraExpressionValues);
string EvaluateDefaultInput(IExecutionContext executionContext, string inputName, TemplateToken token);
}
public sealed class ActionManifestManagerWrapper : RunnerService, IActionManifestManagerWrapper
{
private IActionManifestManagerLegacy _legacyManager;
private IActionManifestManager _newManager;
public override void Initialize(IHostContext hostContext)
{
base.Initialize(hostContext);
_legacyManager = hostContext.GetService<IActionManifestManagerLegacy>();
_newManager = hostContext.GetService<IActionManifestManager>();
}
public ActionDefinitionData Load(IExecutionContext executionContext, string manifestFile)
{
return EvaluateAndCompare(
executionContext,
"Load",
() => _legacyManager.Load(executionContext, manifestFile),
() => ConvertToLegacyActionDefinitionData(_newManager.Load(executionContext, manifestFile)),
(legacyResult, newResult) => CompareActionDefinition(legacyResult, newResult));
}
public DictionaryContextData EvaluateCompositeOutputs(
IExecutionContext executionContext,
TemplateToken token,
IDictionary<string, PipelineContextData> extraExpressionValues)
{
return EvaluateAndCompare(
executionContext,
"EvaluateCompositeOutputs",
() => _legacyManager.EvaluateCompositeOutputs(executionContext, token, extraExpressionValues),
() => ConvertToLegacyContextData<DictionaryContextData>(_newManager.EvaluateCompositeOutputs(executionContext, ConvertToNewToken(token), ConvertToNewExpressionValues(extraExpressionValues))),
(legacyResult, newResult) => CompareDictionaryContextData(legacyResult, newResult));
}
public List<string> EvaluateContainerArguments(
IExecutionContext executionContext,
SequenceToken token,
IDictionary<string, PipelineContextData> extraExpressionValues)
{
return EvaluateAndCompare(
executionContext,
"EvaluateContainerArguments",
() => _legacyManager.EvaluateContainerArguments(executionContext, token, extraExpressionValues),
() => _newManager.EvaluateContainerArguments(executionContext, ConvertToNewToken(token) as GitHub.Actions.WorkflowParser.ObjectTemplating.Tokens.SequenceToken, ConvertToNewExpressionValues(extraExpressionValues)),
(legacyResult, newResult) => CompareLists(legacyResult, newResult, "ContainerArguments"));
}
public Dictionary<string, string> EvaluateContainerEnvironment(
IExecutionContext executionContext,
MappingToken token,
IDictionary<string, PipelineContextData> extraExpressionValues)
{
return EvaluateAndCompare(
executionContext,
"EvaluateContainerEnvironment",
() => _legacyManager.EvaluateContainerEnvironment(executionContext, token, extraExpressionValues),
() => _newManager.EvaluateContainerEnvironment(executionContext, ConvertToNewToken(token) as GitHub.Actions.WorkflowParser.ObjectTemplating.Tokens.MappingToken, ConvertToNewExpressionValues(extraExpressionValues)),
(legacyResult, newResult) =>
{
var trace = HostContext.GetTrace(nameof(ActionManifestManagerWrapper));
return CompareDictionaries(trace, legacyResult, newResult, "ContainerEnvironment");
});
}
public string EvaluateDefaultInput(
IExecutionContext executionContext,
string inputName,
TemplateToken token)
{
return EvaluateAndCompare(
executionContext,
"EvaluateDefaultInput",
() => _legacyManager.EvaluateDefaultInput(executionContext, inputName, token),
() => _newManager.EvaluateDefaultInput(executionContext, inputName, ConvertToNewToken(token)),
(legacyResult, newResult) => string.Equals(legacyResult, newResult, StringComparison.Ordinal));
}
// Conversion helper methods
private ActionDefinitionData ConvertToLegacyActionDefinitionData(ActionDefinitionDataNew newData)
{
if (newData == null)
{
return null;
}
return new ActionDefinitionData
{
Name = newData.Name,
Description = newData.Description,
Inputs = ConvertToLegacyToken<MappingToken>(newData.Inputs),
Deprecated = newData.Deprecated,
Execution = ConvertToLegacyExecution(newData.Execution)
};
}
private ActionExecutionData ConvertToLegacyExecution(ActionExecutionData execution)
{
if (execution == null)
{
return null;
}
// Handle different execution types
if (execution is ContainerActionExecutionDataNew containerNew)
{
return new ContainerActionExecutionData
{
Image = containerNew.Image,
EntryPoint = containerNew.EntryPoint,
Arguments = ConvertToLegacyToken<SequenceToken>(containerNew.Arguments),
Environment = ConvertToLegacyToken<MappingToken>(containerNew.Environment),
Pre = containerNew.Pre,
Post = containerNew.Post,
InitCondition = containerNew.InitCondition,
CleanupCondition = containerNew.CleanupCondition
};
}
else if (execution is CompositeActionExecutionDataNew compositeNew)
{
return new CompositeActionExecutionData
{
Steps = ConvertToLegacySteps(compositeNew.Steps),
Outputs = ConvertToLegacyToken<MappingToken>(compositeNew.Outputs)
};
}
else
{
// For NodeJS and Plugin execution, they don't use new token types, so just return as-is
return execution;
}
}
private List<GitHub.DistributedTask.Pipelines.ActionStep> ConvertToLegacySteps(List<GitHub.Actions.WorkflowParser.IStep> newSteps)
{
if (newSteps == null)
{
return null;
}
var result = new List<GitHub.DistributedTask.Pipelines.ActionStep>();
foreach (var step in newSteps)
{
var actionStep = new GitHub.DistributedTask.Pipelines.ActionStep
{
ContextName = step.Id,
};
if (step is GitHub.Actions.WorkflowParser.RunStep runStep)
{
actionStep.Condition = ExtractConditionString(runStep.If);
actionStep.DisplayNameToken = ConvertToLegacyToken<TemplateToken>(runStep.Name);
actionStep.ContinueOnError = ConvertToLegacyToken<TemplateToken>(runStep.ContinueOnError);
actionStep.TimeoutInMinutes = ConvertToLegacyToken<TemplateToken>(runStep.TimeoutMinutes);
actionStep.Environment = ConvertToLegacyToken<TemplateToken>(runStep.Env);
actionStep.Reference = new GitHub.DistributedTask.Pipelines.ScriptReference();
actionStep.Inputs = BuildRunStepInputs(runStep);
}
else if (step is GitHub.Actions.WorkflowParser.ActionStep usesStep)
{
actionStep.Condition = ExtractConditionString(usesStep.If);
actionStep.DisplayNameToken = ConvertToLegacyToken<TemplateToken>(usesStep.Name);
actionStep.ContinueOnError = ConvertToLegacyToken<TemplateToken>(usesStep.ContinueOnError);
actionStep.TimeoutInMinutes = ConvertToLegacyToken<TemplateToken>(usesStep.TimeoutMinutes);
actionStep.Environment = ConvertToLegacyToken<TemplateToken>(usesStep.Env);
actionStep.Reference = ParseActionReference(usesStep.Uses?.Value);
actionStep.Inputs = ConvertToLegacyToken<MappingToken>(usesStep.With);
}
result.Add(actionStep);
}
return result;
}
private string ExtractConditionString(GitHub.Actions.WorkflowParser.ObjectTemplating.Tokens.BasicExpressionToken ifToken)
{
if (ifToken == null)
{
return null;
}
// The Expression property is internal, so we use ToString() which formats as "${{ expr }}"
// Then strip the delimiters to get just the expression
var str = ifToken.ToString();
if (str.StartsWith("${{") && str.EndsWith("}}"))
{
return str.Substring(3, str.Length - 5).Trim();
}
return str;
}
private MappingToken BuildRunStepInputs(GitHub.Actions.WorkflowParser.RunStep runStep)
{
var inputs = new MappingToken(null, null, null);
// script (from run)
if (runStep.Run != null)
{
inputs.Add(
new StringToken(null, null, null, "script"),
ConvertToLegacyToken<TemplateToken>(runStep.Run));
}
// shell
if (runStep.Shell != null)
{
inputs.Add(
new StringToken(null, null, null, "shell"),
ConvertToLegacyToken<TemplateToken>(runStep.Shell));
}
// working-directory
if (runStep.WorkingDirectory != null)
{
inputs.Add(
new StringToken(null, null, null, "workingDirectory"),
ConvertToLegacyToken<TemplateToken>(runStep.WorkingDirectory));
}
return inputs.Count > 0 ? inputs : null;
}
private GitHub.DistributedTask.Pipelines.ActionStepDefinitionReference ParseActionReference(string uses)
{
if (string.IsNullOrEmpty(uses))
{
return null;
}
// Docker reference: docker://image:tag
if (uses.StartsWith("docker://", StringComparison.OrdinalIgnoreCase))
{
return new GitHub.DistributedTask.Pipelines.ContainerRegistryReference
{
Image = uses.Substring("docker://".Length)
};
}
// Local path reference: ./path/to/action
if (uses.StartsWith("./") || uses.StartsWith(".\\"))
{
return new GitHub.DistributedTask.Pipelines.RepositoryPathReference
{
RepositoryType = "self",
Path = uses
};
}
// Repository reference: owner/repo@ref or owner/repo/path@ref
var atIndex = uses.LastIndexOf('@');
string refPart = null;
string repoPart = uses;
if (atIndex > 0)
{
refPart = uses.Substring(atIndex + 1);
repoPart = uses.Substring(0, atIndex);
}
// Split by / to get owner/repo and optional path
var parts = repoPart.Split('/');
string name;
string path = null;
if (parts.Length >= 2)
{
name = $"{parts[0]}/{parts[1]}";
if (parts.Length > 2)
{
path = string.Join("/", parts, 2, parts.Length - 2);
}
}
else
{
name = repoPart;
}
return new GitHub.DistributedTask.Pipelines.RepositoryPathReference
{
RepositoryType = "GitHub",
Name = name,
Ref = refPart,
Path = path
};
}
private T ConvertToLegacyToken<T>(GitHub.Actions.WorkflowParser.ObjectTemplating.Tokens.TemplateToken newToken) where T : TemplateToken
{
if (newToken == null)
{
return null;
}
// Serialize and deserialize to convert between token types
var json = StringUtil.ConvertToJson(newToken, Newtonsoft.Json.Formatting.None);
return StringUtil.ConvertFromJson<T>(json);
}
private GitHub.Actions.WorkflowParser.ObjectTemplating.Tokens.TemplateToken ConvertToNewToken(TemplateToken legacyToken)
{
if (legacyToken == null)
{
return null;
}
var json = StringUtil.ConvertToJson(legacyToken, Newtonsoft.Json.Formatting.None);
return StringUtil.ConvertFromJson<GitHub.Actions.WorkflowParser.ObjectTemplating.Tokens.TemplateToken>(json);
}
private IDictionary<string, GitHub.Actions.Expressions.Data.ExpressionData> ConvertToNewExpressionValues(IDictionary<string, PipelineContextData> legacyValues)
{
if (legacyValues == null)
{
return null;
}
var json = StringUtil.ConvertToJson(legacyValues, Newtonsoft.Json.Formatting.None);
return StringUtil.ConvertFromJson<IDictionary<string, GitHub.Actions.Expressions.Data.ExpressionData>>(json);
}
private T ConvertToLegacyContextData<T>(GitHub.Actions.Expressions.Data.ExpressionData newData) where T : PipelineContextData
{
if (newData == null)
{
return null;
}
var json = StringUtil.ConvertToJson(newData, Newtonsoft.Json.Formatting.None);
return StringUtil.ConvertFromJson<T>(json);
}
// Comparison helper methods
private TLegacy EvaluateAndCompare<TLegacy, TNew>(
IExecutionContext context,
string methodName,
Func<TLegacy> legacyEvaluator,
Func<TNew> newEvaluator,
Func<TLegacy, TNew, bool> resultComparer)
{
// Legacy only?
if (!((context.Global.Variables.GetBoolean(Constants.Runner.Features.CompareWorkflowParser) ?? false)
|| StringUtil.ConvertToBoolean(Environment.GetEnvironmentVariable("ACTIONS_RUNNER_COMPARE_WORKFLOW_PARSER"))))
{
return legacyEvaluator();
}
var trace = HostContext.GetTrace(nameof(ActionManifestManagerWrapper));
// Legacy evaluator
var legacyException = default(Exception);
var legacyResult = default(TLegacy);
try
{
legacyResult = legacyEvaluator();
}
catch (Exception ex)
{
legacyException = ex;
}
// Compare with new evaluator
try
{
ArgUtil.NotNull(context, nameof(context));
trace.Info(methodName);
// New evaluator
var newException = default(Exception);
var newResult = default(TNew);
try
{
newResult = newEvaluator();
}
catch (Exception ex)
{
newException = ex;
}
// Compare results or exceptions
if (legacyException != null || newException != null)
{
// Either one or both threw exceptions - compare them
if (!CompareExceptions(trace, legacyException, newException))
{
trace.Info($"{methodName} exception mismatch");
RecordMismatch(context, $"{methodName}");
}
}
else
{
// Both succeeded - compare results
// Skip comparison if new implementation returns null (not yet implemented)
if (newResult != null && !resultComparer(legacyResult, newResult))
{
trace.Info($"{methodName} mismatch");
RecordMismatch(context, $"{methodName}");
}
}
}
catch (Exception ex)
{
trace.Info($"Comparison failed: {ex.Message}");
RecordComparisonError(context, $"{methodName}: {ex.Message}");
}
// Re-throw legacy exception if any
if (legacyException != null)
{
throw legacyException;
}
return legacyResult;
}
private void RecordMismatch(IExecutionContext context, string methodName)
{
if (!context.Global.HasActionManifestMismatch)
{
context.Global.HasActionManifestMismatch = true;
var telemetry = new JobTelemetry { Type = JobTelemetryType.General, Message = $"ActionManifestMismatch: {methodName}" };
context.Global.JobTelemetry.Add(telemetry);
}
}
private void RecordComparisonError(IExecutionContext context, string errorDetails)
{
if (!context.Global.HasActionManifestMismatch)
{
context.Global.HasActionManifestMismatch = true;
var telemetry = new JobTelemetry { Type = JobTelemetryType.General, Message = $"ActionManifestComparisonError: {errorDetails}" };
context.Global.JobTelemetry.Add(telemetry);
}
}
private bool CompareActionDefinition(ActionDefinitionData legacyResult, ActionDefinitionData newResult)
{
var trace = HostContext.GetTrace(nameof(ActionManifestManagerWrapper));
if (legacyResult == null && newResult == null)
{
return true;
}
if (legacyResult == null || newResult == null)
{
trace.Info($"CompareActionDefinition mismatch - one result is null (legacy={legacyResult == null}, new={newResult == null})");
return false;
}
if (!string.Equals(legacyResult.Name, newResult.Name, StringComparison.Ordinal))
{
trace.Info($"CompareActionDefinition mismatch - Name differs (legacy='{legacyResult.Name}', new='{newResult.Name}')");
return false;
}
if (!string.Equals(legacyResult.Description, newResult.Description, StringComparison.Ordinal))
{
trace.Info($"CompareActionDefinition mismatch - Description differs (legacy='{legacyResult.Description}', new='{newResult.Description}')");
return false;
}
// Compare Inputs token
var legacyInputsJson = legacyResult.Inputs != null ? StringUtil.ConvertToJson(legacyResult.Inputs) : null;
var newInputsJson = newResult.Inputs != null ? StringUtil.ConvertToJson(newResult.Inputs) : null;
if (!string.Equals(legacyInputsJson, newInputsJson, StringComparison.Ordinal))
{
trace.Info($"CompareActionDefinition mismatch - Inputs differ");
return false;
}
// Compare Deprecated
if (!CompareDictionaries(trace, legacyResult.Deprecated, newResult.Deprecated, "Deprecated"))
{
return false;
}
// Compare Execution
if (!CompareExecution(trace, legacyResult.Execution, newResult.Execution))
{
return false;
}
return true;
}
private bool CompareExecution(Tracing trace, ActionExecutionData legacy, ActionExecutionData newExecution)
{
if (legacy == null && newExecution == null)
{
return true;
}
if (legacy == null || newExecution == null)
{
trace.Info($"CompareExecution mismatch - one is null (legacy={legacy == null}, new={newExecution == null})");
return false;
}
if (legacy.GetType() != newExecution.GetType())
{
trace.Info($"CompareExecution mismatch - different types (legacy={legacy.GetType().Name}, new={newExecution.GetType().Name})");
return false;
}
// Compare based on type
if (legacy is NodeJSActionExecutionData legacyNode && newExecution is NodeJSActionExecutionData newNode)
{
return CompareNodeJSExecution(trace, legacyNode, newNode);
}
else if (legacy is ContainerActionExecutionData legacyContainer && newExecution is ContainerActionExecutionData newContainer)
{
return CompareContainerExecution(trace, legacyContainer, newContainer);
}
else if (legacy is CompositeActionExecutionData legacyComposite && newExecution is CompositeActionExecutionData newComposite)
{
return CompareCompositeExecution(trace, legacyComposite, newComposite);
}
else if (legacy is PluginActionExecutionData legacyPlugin && newExecution is PluginActionExecutionData newPlugin)
{
return ComparePluginExecution(trace, legacyPlugin, newPlugin);
}
return true;
}
private bool CompareNodeJSExecution(Tracing trace, NodeJSActionExecutionData legacy, NodeJSActionExecutionData newExecution)
{
if (!string.Equals(legacy.NodeVersion, newExecution.NodeVersion, StringComparison.Ordinal))
{
trace.Info($"CompareNodeJSExecution mismatch - NodeVersion differs (legacy='{legacy.NodeVersion}', new='{newExecution.NodeVersion}')");
return false;
}
if (!string.Equals(legacy.Script, newExecution.Script, StringComparison.Ordinal))
{
trace.Info($"CompareNodeJSExecution mismatch - Script differs (legacy='{legacy.Script}', new='{newExecution.Script}')");
return false;
}
if (!string.Equals(legacy.Pre, newExecution.Pre, StringComparison.Ordinal))
{
trace.Info($"CompareNodeJSExecution mismatch - Pre differs");
return false;
}
if (!string.Equals(legacy.Post, newExecution.Post, StringComparison.Ordinal))
{
trace.Info($"CompareNodeJSExecution mismatch - Post differs");
return false;
}
if (!string.Equals(legacy.InitCondition, newExecution.InitCondition, StringComparison.Ordinal))
{
trace.Info($"CompareNodeJSExecution mismatch - InitCondition differs");
return false;
}
if (!string.Equals(legacy.CleanupCondition, newExecution.CleanupCondition, StringComparison.Ordinal))
{
trace.Info($"CompareNodeJSExecution mismatch - CleanupCondition differs");
return false;
}
return true;
}
private bool CompareContainerExecution(Tracing trace, ContainerActionExecutionData legacy, ContainerActionExecutionData newExecution)
{
if (!string.Equals(legacy.Image, newExecution.Image, StringComparison.Ordinal))
{
trace.Info($"CompareContainerExecution mismatch - Image differs");
return false;
}
if (!string.Equals(legacy.EntryPoint, newExecution.EntryPoint, StringComparison.Ordinal))
{
trace.Info($"CompareContainerExecution mismatch - EntryPoint differs");
return false;
}
// Compare Arguments token
var legacyArgsJson = legacy.Arguments != null ? StringUtil.ConvertToJson(legacy.Arguments) : null;
var newArgsJson = newExecution.Arguments != null ? StringUtil.ConvertToJson(newExecution.Arguments) : null;
if (!string.Equals(legacyArgsJson, newArgsJson, StringComparison.Ordinal))
{
trace.Info($"CompareContainerExecution mismatch - Arguments differ");
return false;
}
// Compare Environment token
var legacyEnvJson = legacy.Environment != null ? StringUtil.ConvertToJson(legacy.Environment) : null;
var newEnvJson = newExecution.Environment != null ? StringUtil.ConvertToJson(newExecution.Environment) : null;
if (!string.Equals(legacyEnvJson, newEnvJson, StringComparison.Ordinal))
{
trace.Info($"CompareContainerExecution mismatch - Environment differs");
return false;
}
return true;
}
private bool CompareCompositeExecution(Tracing trace, CompositeActionExecutionData legacy, CompositeActionExecutionData newExecution)
{
// Compare Steps
if (legacy.Steps?.Count != newExecution.Steps?.Count)
{
trace.Info($"CompareCompositeExecution mismatch - Steps.Count differs (legacy={legacy.Steps?.Count}, new={newExecution.Steps?.Count})");
return false;
}
// Compare Outputs token
var legacyOutputsJson = legacy.Outputs != null ? StringUtil.ConvertToJson(legacy.Outputs) : null;
var newOutputsJson = newExecution.Outputs != null ? StringUtil.ConvertToJson(newExecution.Outputs) : null;
if (!string.Equals(legacyOutputsJson, newOutputsJson, StringComparison.Ordinal))
{
trace.Info($"CompareCompositeExecution mismatch - Outputs differ");
return false;
}
return true;
}
private bool ComparePluginExecution(Tracing trace, PluginActionExecutionData legacy, PluginActionExecutionData newExecution)
{
if (!string.Equals(legacy.Plugin, newExecution.Plugin, StringComparison.Ordinal))
{
trace.Info($"ComparePluginExecution mismatch - Plugin differs");
return false;
}
return true;
}
private bool CompareDictionaryContextData(DictionaryContextData legacy, DictionaryContextData newData)
{
var trace = HostContext.GetTrace(nameof(ActionManifestManagerWrapper));
if (legacy == null && newData == null)
{
return true;
}
if (legacy == null || newData == null)
{
trace.Info($"CompareDictionaryContextData mismatch - one is null (legacy={legacy == null}, new={newData == null})");
return false;
}
var legacyJson = StringUtil.ConvertToJson(legacy);
var newJson = StringUtil.ConvertToJson(newData);
if (!string.Equals(legacyJson, newJson, StringComparison.Ordinal))
{
trace.Info($"CompareDictionaryContextData mismatch");
return false;
}
return true;
}
private bool CompareLists(IList<string> legacyList, IList<string> newList, string fieldName)
{
var trace = HostContext.GetTrace(nameof(ActionManifestManagerWrapper));
if (legacyList == null && newList == null)
{
return true;
}
if (legacyList == null || newList == null)
{
trace.Info($"CompareLists mismatch - {fieldName} - one is null (legacy={legacyList == null}, new={newList == null})");
return false;
}
if (legacyList.Count != newList.Count)
{
trace.Info($"CompareLists mismatch - {fieldName}.Count differs (legacy={legacyList.Count}, new={newList.Count})");
return false;
}
for (int i = 0; i < legacyList.Count; i++)
{
if (!string.Equals(legacyList[i], newList[i], StringComparison.Ordinal))
{
trace.Info($"CompareLists mismatch - {fieldName}[{i}] differs (legacy='{legacyList[i]}', new='{newList[i]}')");
return false;
}
}
return true;
}
private bool CompareDictionaries(Tracing trace, IDictionary<string, string> legacyDict, IDictionary<string, string> newDict, string fieldName)
{
if (legacyDict == null && newDict == null)
{
return true;
}
if (legacyDict == null || newDict == null)
{
trace.Info($"CompareDictionaries mismatch - {fieldName} - one is null (legacy={legacyDict == null}, new={newDict == null})");
return false;
}
if (legacyDict is Dictionary<string, string> legacyTypedDict && newDict is Dictionary<string, string> newTypedDict)
{
if (!object.Equals(legacyTypedDict.Comparer, newTypedDict.Comparer))
{
trace.Info($"CompareDictionaries mismatch - {fieldName} - different comparers (legacy={legacyTypedDict.Comparer.GetType().Name}, new={newTypedDict.Comparer.GetType().Name})");
return false;
}
}
if (legacyDict.Count != newDict.Count)
{
trace.Info($"CompareDictionaries mismatch - {fieldName}.Count differs (legacy={legacyDict.Count}, new={newDict.Count})");
return false;
}
foreach (var kvp in legacyDict)
{
if (!newDict.TryGetValue(kvp.Key, out var newValue))
{
trace.Info($"CompareDictionaries mismatch - {fieldName} - key '{kvp.Key}' missing in new result");
return false;
}
if (!string.Equals(kvp.Value, newValue, StringComparison.Ordinal))
{
trace.Info($"CompareDictionaries mismatch - {fieldName}['{kvp.Key}'] differs (legacy='{kvp.Value}', new='{newValue}')");
return false;
}
}
return true;
}
private bool CompareExceptions(Tracing trace, Exception legacyException, Exception newException)
{
if (legacyException == null && newException == null)
{
return true;
}
if (legacyException == null || newException == null)
{
trace.Info($"CompareExceptions mismatch - one exception is null (legacy={legacyException == null}, new={newException == null})");
return false;
}
// Check for known equivalent error patterns (e.g., JSON parse errors)
// where both parsers correctly reject invalid input but with different wording
if (PipelineTemplateEvaluatorWrapper.HasJsonExceptionType(legacyException) && PipelineTemplateEvaluatorWrapper.HasJsonExceptionType(newException))
{
trace.Info("CompareExceptions - both exceptions are JSON parse errors, treating as matched");
return true;
}
// Compare exception messages recursively (including inner exceptions)
var legacyMessages = GetExceptionMessages(legacyException);
var newMessages = GetExceptionMessages(newException);
if (legacyMessages.Count != newMessages.Count)
{
trace.Info($"CompareExceptions mismatch - different number of exception messages (legacy={legacyMessages.Count}, new={newMessages.Count})");
return false;
}
for (int i = 0; i < legacyMessages.Count; i++)
{
if (!string.Equals(legacyMessages[i], newMessages[i], StringComparison.Ordinal))
{
trace.Info($"CompareExceptions mismatch - exception messages differ at level {i} (legacy='{legacyMessages[i]}', new='{newMessages[i]}')");
return false;
}
}
return true;
}
private IList<string> GetExceptionMessages(Exception ex)
{
var trace = HostContext.GetTrace(nameof(ActionManifestManagerWrapper));
var messages = new List<string>();
var toProcess = new Queue<Exception>();
toProcess.Enqueue(ex);
int count = 0;
while (toProcess.Count > 0 && count < 50)
{
var current = toProcess.Dequeue();
if (current == null) continue;
messages.Add(current.Message);
count++;
// Special handling for AggregateException - enqueue all inner exceptions
if (current is AggregateException aggregateEx)
{
foreach (var innerEx in aggregateEx.InnerExceptions)
{
if (innerEx != null && count < 50)
{
toProcess.Enqueue(innerEx);
}
}
}
else if (current.InnerException != null)
{
toProcess.Enqueue(current.InnerException);
}
// Failsafe: if we have too many exceptions, stop and return what we have
if (count >= 50)
{
trace.Info("CompareExceptions failsafe triggered - too many exceptions (50+)");
break;
}
}
return messages;
}
}
}