public object DefineType(IType type)
{
var line = 0;
var offset = 0;
var flags = 0;
object typeMetadata;
if (this.typesMetadataCache.TryGetValue(type, out typeMetadata))
{
return(typeMetadata);
}
if (type.IsPrimitiveType())
{
typeMetadata = this.DefinePrimitiveType(type, line, offset, flags);
this.typesMetadataCache[type] = typeMetadata;
}
else
{
var structureType = new CollectionMetadata(this.indexedMetadata);
var reference = this.structuresByName ? (object)type.FullName : (object)structureType;
this.typesMetadataCache[type] = reference;
this.DefineStructureType(type, line, offset, flags, structureType);
typeMetadata = reference;
}
return(typeMetadata);
}
public CollectionResponse(Dictionary<string, List<string>> headers, int status, List<TEntity> data, CollectionMetadata paging, TMeta metadata)
: base(headers, status)
{
this.elements = data;
this.paging = paging;
this.metadata = metadata;
}
public CollectionMetadata DefineMember(IField field, bool create = false, CollectionMetadata structureType = null)
{
var line = 0;
var size = field.FieldType.GetTypeSize(true) * 8;
var align = LlvmWriter.PointerSize * 8;
var offset = !field.IsStatic ? field.GetFieldOffset() * 8 : 0;
// static
var flags = field.IsStatic ? 4096 : 0;
CollectionMetadata memberMetadata;
if (!create && this.typeMembersMetadataCache.TryGetValue(field, out memberMetadata))
{
return(memberMetadata);
}
var fieldMetadata = new CollectionMetadata(this.indexedMetadata);
var typeMember = fieldMetadata.Add(
string.Format(@"0xd\00{0}\00{1}\00{2}\00{3}\00{4}\00{5}", field.Name, line, size, align, offset, flags),
this.file,
this.structuresByName || structureType == null ? (object)this.DefineType(field.DeclaringType) : (object)structureType,
this.DefineType(field.FieldType));
if (this.structuresByName)
{
typeMember.Add((object)null);
}
typeMembersMetadataCache[field] = typeMember;
return(typeMember);
}
public DebugInfoCompileUnitEntry(
DebugInfoGenerator debugInfoGenerator,
ISourceFileEntry entry,
CollectionMetadata file)
{
this.debugInfoGenerator = debugInfoGenerator;
this.file = file;
CollectionMetadata enumTypes;
CollectionMetadata retainedTypes;
CollectionMetadata subprograms;
CollectionMetadata globalVariables;
CollectionMetadata importedEntities;
this.debugInfoGenerator.DefineCompilationUnit(
this.file,
out enumTypes,
out retainedTypes,
out subprograms,
out globalVariables,
out importedEntities);
this.enumTypes = enumTypes;
this.retainedTypes = retainedTypes;
this.subprograms = subprograms;
this.globalVariables = globalVariables;
this.importedEntities = importedEntities;
}
public DebugInfoCompileUnitEntry(
DebugInfoGenerator debugInfoGenerator,
ISourceFileEntry entry,
CollectionMetadata file)
{
this.debugInfoGenerator = debugInfoGenerator;
this.file = file;
CollectionMetadata enumTypes;
CollectionMetadata retainedTypes;
CollectionMetadata subprograms;
CollectionMetadata globalVariables;
CollectionMetadata importedEntities;
this.debugInfoGenerator.DefineCompilationUnit(
this.file,
out enumTypes,
out retainedTypes,
out subprograms,
out globalVariables,
out importedEntities);
this.enumTypes = enumTypes;
this.retainedTypes = retainedTypes;
this.subprograms = subprograms;
this.globalVariables = globalVariables;
this.importedEntities = importedEntities;
}
private void DefineStructureType(
IType type,
int line,
int offset,
int flags,
CollectionMetadata structureType,
CollectionMetadata members)
{
structureType.Add(
string.Format(
@"0x13\00{0}\00{1}\00{2}\00{3}\00{4}\00{5}\000",
type.Name,
line,
type.GetTypeSize(this.llvmWriter, true) * 8,
LlvmWriter.PointerSize * 8,
offset,
flags),
this.file,
null,
null,
members,
null,
null,
this.structuresByName ? type.FullName : null);
if (this.structuresByName)
{
this.retainedTypes.Add(structureType);
}
}
// Callback that will handle all exceptions.
private void HandleException(object sender, HandleExceptionEventArgs eventArgs)
{
// Determine if this is the exception thrown due to !FindRoots
if ((eventArgs.FirstChance == 1) && (eventArgs.Exception.ExceptionCode == 0xE0444143))
{
// Calculate the promoted bytes and determine if it is over the input threshold.
// Get the number of server GC heaps.
int nHeaps;
if (!eventArgs.Debugger.Evaluate("clr!SVR::gc_heap::n_heaps", out nHeaps))
{
_EncounteredException = new Exception("Unable to get the number of heaps.");
return;
}
uint promotedBytes = 0;
if (nHeaps > 0)
{
// Server GC
for (uint i = 0; i < nHeaps; ++i)
{
// Calculate the array offset.
uint offset = i * 16; // hardcoded in gc as well.
uint result;
if (!eventArgs.Debugger.Evaluate("clr!SVR::gc_heap::g_promoted", true, offset, out result))
{
_EncounteredException = new Exception("Unable to calculate promoted bytes for server GC.");
return;
}
promotedBytes += result;
}
}
else
{
// Workstation GC
if (!eventArgs.Debugger.Evaluate("clr!WKS::gc_heap::g_promoted", false, out promotedBytes))
{
_EncounteredException = new Exception("Unable to get promoted bytes for workstation GC.");
return;
}
}
_Log.WriteLine("Promoted Bytes: {0}; In MB: {1}", promotedBytes, promotedBytes / 1024 / 1024);
// If we've exceeded the promoted bytes threshold, take a process dump.
if (promotedBytes > _PromotedBytesThreshold)
{
// Take a heap snapshot.
_CollectionMetadata = _CaptureDump(_PID);
_CapturedDump = true;
}
else
{
_Log.WriteLine("Skipping GC.");
// Execute !FindRoots again.
eventArgs.Debugger.Execute("!FindRoots -gen " + _GenerationToTrigger);
}
}
}
private object DefineSubrangeType(int count, object countMember = null)
{
////if (countMember != null)
////{
//// count = -1;
////}
object subrangeType;
if (this.subrangeTypeCache.TryGetValue(count, out subrangeType))
{
return(subrangeType);
}
////if (countMember == null)
////{
subrangeType = new CollectionMetadata(this.indexedMetadata).Add(string.Format(@"0x21\000\00{0}", count));
this.subrangeTypeCache[count] = subrangeType;
////}
////else
////{
//// // next line should work but not working.
//// //subrangeType = new CollectionMetadata(this.indexedMetadata).Add(@"0x21\000", countMember);
//// //subrangeType = new CollectionMetadata(this.indexedMetadata).Add(@"0x21", this.DefineExpression(), this.DefineExpression());
////}
return(subrangeType);
}
public void TestGetOptions()
{
CollectionMetadata cmd = DB["reads"].Metadata;
Document options = cmd.Options;
Assert.IsNotNull(options);
}
private void ProcessObject <T>(IEnumerable <T> responseObject, HttpResponseMessage response, bool isIQueryable) where T : class
{
var metadata = new CollectionMetadata <T>(response);
//uncomment this to preserve content negotation, but remember about typecasting for DataContractSerliaizer
//var formatter = GlobalConfiguration.Configuration.Formatters.First(t => t.SupportedMediaTypes.Contains(new MediaTypeHeaderValue(response.Content.Headers.ContentType.MediaType)));
//response.Content = new ObjectContent<Metadata<T>>(metadata, formatter);
response.Content = new ObjectContent <CollectionMetadata <T> >(metadata, GlobalConfiguration.Configuration.Formatters[0]);
}
public DebugInfoSourceFileEntry(DebugInfoGenerator debugInfoGenerator, string directory, string fileName)
{
this.debugInfoGenerator = debugInfoGenerator;
this.Directory = directory;
this.FileName = fileName;
this.file = this.debugInfoGenerator.DefineFile(this);
}
public void TestCreateIndexNoNames()
{
CollectionMetadata cmd = DB["indextests"].Metadata;
cmd.CreateIndex(new Document().Add("lname", IndexOrder.Ascending).Add("fname", IndexOrder.Ascending), true);
Dictionary <string, Document> indexes = cmd.Indexes;
Assert.IsNotNull(indexes["_lname_fname_unique_"]);
}
public void TestCreateIndex()
{
CollectionMetadata cmd = DB["indextests"].Metadata;
cmd.CreateIndex("lastnames", new Document().Add("lname", IndexOrder.Ascending), false);
Dictionary <string, Document> indexes = cmd.Indexes;
Assert.IsNotNull(indexes["lastnames"]);
}
public void SequencePoint(int offset, int lineBegin, int colBegin, CollectionMetadata function)
{
var dbgLine = new CollectionMetadata(this.indexedMetadata).Add(lineBegin, colBegin, function, null);
if (dbgLine.Index.HasValue)
{
this.indexByOffset[offset] = dbgLine.Index.Value;
}
}
public DebugInfoSourceFileEntry(DebugInfoGenerator debugInfoGenerator, string directory, string fileName)
{
this.debugInfoGenerator = debugInfoGenerator;
this.Directory = directory;
this.FileName = fileName;
this.file = this.debugInfoGenerator.DefineFile(this);
}
public CollectionMetadata DefineTagExpression()
{
if (this.tagExpression == null)
{
this.tagExpression = new CollectionMetadata(this.indexedMetadata).Add("0x102");
}
return(this.tagExpression);
}
public CollectionResponse <TEntity, TMeta> DecodeResponse(TransportResponse transportResponse)
{
List <TEntity> elements;
CollectionMetadata paging = null;
TMeta metadata = null;
object output;
// Decode elements
if (transportResponse.data.TryGetValue("elements", out output))
{
try
{
elements = (output as List <object>)
.Select(element => DataUtil.BuildRecord <TEntity>((Dictionary <string, object>)element))
.ToList();
}
catch
{
throw new InvalidCastException("Error decoding elements from TransportResponse.");
}
}
else
{
throw new KeyNotFoundException("Could not find elements in TransportResponse.");
}
// Decode paging (optional)
if (transportResponse.data.TryGetValue("paging", out output))
{
try
{
paging = DataUtil.BuildRecord <CollectionMetadata>((Dictionary <string, object>)output);
}
catch
{
throw new InvalidCastException("Error decoding paging data from TransportResponse.");
}
}
// Decode metadata (optional)
if (transportResponse.data.TryGetValue("metadata", out output))
{
try
{
metadata = DataUtil.BuildRecord <TMeta>((Dictionary <string, object>)output);
}
catch
{
throw new InvalidCastException("Error decoding metadata from TransportResponse.");
}
}
return(new CollectionResponse <TEntity, TMeta>(transportResponse.responseHeaders, transportResponse.status ?? 200, elements, paging, metadata));
}
public void DefineCompilationUnit(
CollectionMetadata file,
out CollectionMetadata enumTypes,
out CollectionMetadata retainedTypes,
out CollectionMetadata subprograms,
out CollectionMetadata globalVariables,
out CollectionMetadata importedEntities)
{
if (!this.CompileUnit.IsEmpty)
{
var first = this.CompileUnit[0] as CollectionMetadata;
enumTypes = first[2] as CollectionMetadata;
retainedTypes = first[3] as CollectionMetadata;
subprograms = first[4] as CollectionMetadata;
globalVariables = (first[5] as CollectionMetadata)[0] as CollectionMetadata;
importedEntities = first[6] as CollectionMetadata;
this.file = file;
this.fileType = new CollectionMetadata(this.indexedMetadata).Add("0x29", file);
return;
}
// 4 - C++
// 12 - C
// 11 - Java
var lang = 12;
var compilationUnit = new CollectionMetadata(this.indexedMetadata).Add(
string.Format(@"0x11\00{0}\00{1}\000\00\000\00\001", lang, IdentityString),
// file
file,
// Enum Types
enumTypes = new CollectionMetadata(this.indexedMetadata),
// Retained Types
retainedTypes = new CollectionMetadata(this.indexedMetadata),
// Subprograms
subprograms = new CollectionMetadata(this.indexedMetadata),
// Global Variables
new CollectionMetadata(this.indexedMetadata).Add(
globalVariables = new CollectionMetadata(this.indexedMetadata)
{
NullIfEmpty = true
}),
// Imported entities
importedEntities = new CollectionMetadata(this.indexedMetadata));
this.globalVariables = globalVariables;
this.retainedTypes = retainedTypes;
this.file = file;
this.fileType = new CollectionMetadata(this.indexedMetadata).Add("0x29", file);
this.CompileUnit.Add(compilationUnit);
}
public DebugInfoSourceMethodBuilder(
DebugInfoGenerator debugInfoGenerator,
ISourceMethod method,
CollectionMetadata file,
CollectionMetadata subprograms)
{
this.debugInfoGenerator = debugInfoGenerator;
CollectionMetadata functionVariables;
subprograms.Add(this.function = debugInfoGenerator.DefineMethod(method, file, out functionVariables));
}
public void TestDropIndex()
{
CollectionMetadata cmd = DB["indextests"].Metadata;
cmd.CreateIndex("firstnames", new Document().Add("fname", IndexOrder.Ascending), false);
Dictionary <string, Document> indexes = cmd.Indexes;
Assert.IsNotNull(indexes["firstnames"]);
cmd.DropIndex("firstnames");
Assert.IsFalse(cmd.Indexes.ContainsKey("firstnames"));
}
public DebugInfoSourceMethodBuilder(DebugInfoGenerator debugInfoGenerator, ISourceMethod method, CollectionMetadata file, CollectionMetadata subprograms)
{
this.debugInfoGenerator = debugInfoGenerator;
CollectionMetadata subroutineTypes;
CollectionMetadata functionVariables;
subprograms.Add(this.function = debugInfoGenerator.DefineMethod(method, file, out functionVariables));
this.functionVariables = functionVariables;
}
private CollectionMetadata DefineMembers(IType type, CollectionMetadata structureType)
{
var members = new CollectionMetadata(this.indexedMetadata);
foreach (var field in IlReader.Fields(type, this.llvmWriter))
{
members.Add(this.DefineMember(field, true, structureType));
}
return(members);
}
public void TestGetIndexes()
{
CollectionMetadata cmd = DB["indextests"].Metadata;
Dictionary <string, Document> indexes = cmd.Indexes;
Assert.IsNotNull(indexes);
Assert.IsTrue(indexes.Count > 0, "Should have been at least one index found.");
foreach (string key in indexes.Keys)
{
System.Console.WriteLine(String.Format("Key: {0} Value: {1}", key, indexes[key]));
}
}
public async Task UpdateAsync(CollectionMetadata collection)
{
var props = EntitySerializer.Serialize(collection.Properties);
using (var cmd = _unitOfWork.CreateDbCommand())
{
cmd.CommandText = @"UPDATE CollectionMetadata SET Properties = @Properties
WHERE Id = @id";
cmd.AddParameter("Id", collection.Id);
cmd.AddParameter("Properties", props);
await cmd.ExecuteNonQueryAsync();
}
}
public void TestRename()
{
DB["rename"].Insert(new Document()
{
{ "test", "rename" }
});
Assert.AreEqual(1, DB["rename"].Count());
CollectionMetadata cmd = DB["rename"].Metadata;
cmd.Rename("renamed");
Assert.IsFalse(DB.GetCollectionNames().Contains(DB.Name + ".rename"), "Shouldn't have found collection");
Assert.IsTrue(DB.GetCollectionNames().Contains(DB.Name + ".renamed"), "Should have found collection");
Assert.AreEqual(1, DB["renamed"].Count());
}
public async Task CreateAsync(CollectionMetadata entity)
{
var props = EntitySerializer.Serialize(entity.Properties);
using (var cmd = _unitOfWork.CreateDbCommand())
{
cmd.CommandText =
@"INSERT INTO CollectionMetadata (Name, ApplicationId, Properties) VALUES(@Name, @ApplicationId, @Properties)";
cmd.AddParameter("Name", entity.Name);
cmd.AddParameter("ApplicationId", entity.ApplicationId);
cmd.AddParameter("Properties", props);
await cmd.ExecuteNonQueryAsync();
}
}
public CollectionMetadata DefineMember(
string fieldName,
IType fieldType,
int offset,
IType fieldDeclaringType,
bool create = false,
CollectionMetadata structureType = null)
{
return(this.DefineMember(
fieldName,
fieldType,
offset,
fieldDeclaringType,
create,
structureType,
this.DefineType(fieldType)));
}
public CollectionMetadata DefineMember(
string fieldName,
IType fieldType,
int offset,
IType fieldDeclaringType,
bool create = false,
CollectionMetadata structureType = null,
object definedMedataType = null,
int count = 1)
{
var line = 0;
var size = fieldType.GetTypeSize(this.llvmWriter, true) * 8 * count;
var align = LlvmWriter.PointerSize * 8;
// static
var flags = 0;
var key = string.Concat(fieldType, offset);
CollectionMetadata memberMetadata;
if (!create && this.typeMembersByOffsetMetadataCache.TryGetValue(key, out memberMetadata))
{
return(memberMetadata);
}
var fieldMetadata = new CollectionMetadata(this.indexedMetadata);
var typeMember = fieldMetadata.Add(
string.Format(@"0xd\00{0}\00{1}\00{2}\00{3}\00{4}\00{5}", fieldName, line, size, align, offset, flags),
this.file,
this.structuresByName || structureType == null
? this.FindStructure(fieldDeclaringType)
: (object)structureType,
definedMedataType);
if (this.structuresByName)
{
typeMember.Add((object)null);
}
this.typeMembersByOffsetMetadataCache[key] = typeMember;
return(typeMember);
}
/// <summary>
/// Process an event asynchronously.
/// </summary>
/// <param name="e">event to process</param>
/// <returns>
/// Task to wait on.
/// </returns>
public async Task HandleAsync(IMessageContext context, ReportAddedToIncident e)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
_logger.Debug("doing collections");
var collections = await _repository.GetCollectionsAsync(e.Incident.ApplicationId);
foreach (var collectionDto in e.Report.ContextCollections)
{
var isNew = false;
var meta =
collections.FirstOrDefault(x => x.Name.Equals(collectionDto.Name, StringComparison.OrdinalIgnoreCase));
if (meta == null)
{
isNew = true;
meta = new CollectionMetadata(e.Incident.ApplicationId, collectionDto.Name);
}
foreach (var property in collectionDto.Properties)
{
meta.AddOrUpdateProperty(property.Key);
}
if (!meta.IsUpdated)
{
continue;
}
if (isNew)
{
await _repository.CreateAsync(meta);
}
else
{
await _repository.UpdateAsync(meta);
}
}
_logger.Debug("collections done");
}
public void AddCollectionTest()
{
//Arrange
var name = "My first collection";
var collections = collectionsContext.LoadCollectionMetadata();
var collection = new CollectionMetadata()
{
Name = name,
Created = DateTime.Now
};
//Act
collections.Add(collection);
collectionsContext.SaveCollectionMetadata(collections);
//Assert
var savedCollection = collectionsContext.LoadCollectionMetadata();
Assert.IsNotNull(savedCollection.SingleOrDefault(c => c.Name == name));
}
// TODO: make it flexible
private CollectionMetadata DefineArrayMembers(IType type, CollectionMetadata structureType)
{
Debug.Assert(type != null && type.IsArray);
var members = new CollectionMetadata(this.indexedMetadata);
var elementsCount = 10;
CollectionMetadata countMember = null;
if (!type.IsMultiArray)
{
var countOffset = type.GetFieldByName("length", this.llvmWriter).GetFieldOffset(this.llvmWriter);
countMember = this.DefineMember(
"length",
this.llvmWriter.System.System_Int32,
countOffset * 8,
type,
true,
structureType);
members.Add(countMember);
}
var dataOffset = type.GetFieldByName("data", this.llvmWriter).GetFieldOffset(this.llvmWriter);
members.Add(
this.DefineMember(
"data",
type,
dataOffset * 8,
type,
true,
structureType,
this.DefineCArrayType(type.GetElementType(), 0, 0, elementsCount, countMember),
0));
return(members);
}
private void DefineStructureType(IType type, int line, int offset, int flags, CollectionMetadata structureType)
{
this.DefineStructureType(type, line, offset, flags, structureType, this.DefineMembers(type, structureType));
}
public object DefineType(IType type)
{
var line = 0;
var offset = 0;
var flags = 0;
object typeMetadata;
if (this.typesMetadataCache.TryGetValue(type, out typeMetadata))
{
return(typeMetadata);
}
if (type.IsPrimitiveType())
{
typeMetadata = this.DefinePrimitiveType(type, line, offset, flags);
this.typesMetadataCache[type] = typeMetadata;
}
else if (type.IsPointer)
{
typeMetadata = this.DefinePointerType(type, line, offset);
this.typesMetadataCache[type] = typeMetadata;
}
else if (type.IsByRef)
{
typeMetadata = this.DefineByRefType(type, line, offset);
this.typesMetadataCache[type] = typeMetadata;
}
else if (type.IsArray)
{
var structureType = new CollectionMetadata(this.indexedMetadata);
var structureOrStructureRef = this.structuresByName ? type.FullName : (object)structureType;
var pointer = this.DefinePointerType(structureType, line, offset);
this.typeStructuresMetadataCache[type] = structureOrStructureRef;
this.typesMetadataCache[type] = pointer;
this.DefineStructureType(
type,
line,
offset,
flags,
structureType,
this.DefineArrayMembers(type, structureType));
typeMetadata = pointer;
}
else
{
var structureType = new CollectionMetadata(this.indexedMetadata);
var structureOrStructureRef = this.structuresByName ? type.FullName : (object)structureType;
object pointer = null;
if (!type.IsStructureType() && !type.IsEnum)
{
pointer = this.DefinePointerType(structureType, line, offset);
}
this.typeStructuresMetadataCache[type] = structureOrStructureRef;
this.typesMetadataCache[type] = pointer ?? structureOrStructureRef;
this.DefineStructureType(type, line, offset, flags, structureType);
typeMetadata = pointer ?? structureOrStructureRef;
}
return(typeMetadata);
}
