// ## Publics ##
public static Dictionary <string, object> ExecuteRule(string assemblyName, Dictionary <string, object> inputs)
{
PrintMemoryUsage();
// Create assembly sandbox
var id = Guid.NewGuid();
var stopwatch = Stopwatch.StartNew();
var sandbox = AssemblySandboxBuilder.Create(id);
PrintMemoryUsage(sandbox.CurrentDomain, "CREATED");
// Load assembly into sandbox
var assemblyBytes = GetAssemblyBytes(assemblyName);
sandbox.LoadAssembly(assemblyName, assemblyBytes);
PrintMemoryUsage(sandbox.CurrentDomain, "LOADED");
// Execute assembly specified method
byte[] serializedResult = sandbox.ExecuteMethod(
assemblyName, $"{assemblyName}.{RULE_IMPLEMENT_TYPENAME}", RULE_EXECUTE_METHOD,
ConstructorTypes: null, ConstructorParameters: null,
MethodTypes: new string[] { typeof(Dictionary <string, object>).AssemblyQualifiedName }, MethodParameters: new object[] { inputs });
PrintMemoryUsage(sandbox.CurrentDomain, "EXECUTED");
var result = Deserialize(serializedResult);
var executionResult = result as Dictionary <string, object>;
AppDomain.Unload(sandbox.CurrentDomain);
sandbox = null; GC.Collect();
PrintMemoryUsage(id, "UNLOADED");
PrintTotalTime(stopwatch);
return(executionResult);
}
// ## User Cases ##
public static void AppDomainCreationMemoryCase(int instanceNum = 100)
{
var sandboxCreationTimes = new Dictionary <int, double>();
var sandboxMemoryTraces = new Dictionary <int, double>();
var parentDirectory = "AppDomainCreationMemoryCase";
var exportDirectory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, parentDirectory);
if (Directory.Exists(exportDirectory))
{
Directory.Delete(exportDirectory, true);
}
for (int i = 0; i < instanceNum; i++)
{
Console.WriteLine($"Creating sandbox: #{i} ...");
var id = Guid.NewGuid();
var stopwatch = Stopwatch.StartNew();
var sandbox = AssemblySandboxBuilder.Create(id, id.ToString(), parentDirectory);
sandboxCreationTimes[i] = MillisecondToSeconds(stopwatch.ElapsedMilliseconds);
sandboxMemoryTraces[i] = GetProcessMemorySize();
Console.WriteLine($"Sandbox #{i} -> {sandboxCreationTimes[i]} (s)");
Console.WriteLine($"Sandbox #{i} -> {sandboxMemoryTraces[i]} (MB)");
}
var creationTimesReportFile = GetReportFilePath("appdomain_creation_time.csv");
using (var sw = new StreamWriter(creationTimesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "time" }));
foreach (var item in sandboxCreationTimes)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
var memoryTracesReportFile = GetReportFilePath("appdomain_creation_memory.csv");
using (var sw = new StreamWriter(memoryTracesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "memory" }));
foreach (var item in sandboxMemoryTraces)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
}
public static void AppDomainSingleExecutionMemoryCase(RuleType ruleType, Dictionary <string, object> inputs, int taskNum = 100)
{
var sandboxExecuteTimes = new Dictionary <int, double>();
var sandboxExecuteMemoryTraces = new Dictionary <int, double>();
var parentDirectory = "AppDomainSingleExecutionMemoryCase";
var exportDirectory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, parentDirectory);
if (Directory.Exists(exportDirectory))
{
Directory.Delete(exportDirectory, true);
}
var assemblyName = RuleTypeAssemblyMap[ruleType];
for (int i = 0; i < taskNum; i++)
{
Console.WriteLine($"Creating task: #{i} ...");
var id = Guid.NewGuid();
var stopwatch = Stopwatch.StartNew();
var sandbox = AssemblySandboxBuilder.Create(id, id.ToString(), parentDirectory);
// Load assembly into sandbox if not exits
var assemblyBytes = GetAssemblyBytes(assemblyName);
sandbox.LoadAssembly(assemblyName, assemblyBytes);
// Execute specified method in assembly
byte[] serializedResult = sandbox.ExecuteMethod(
assemblyName, $"{assemblyName}.{RULE_IMPLEMENT_TYPENAME}", RULE_EXECUTE_METHOD,
ConstructorTypes: null, ConstructorParameters: null,
MethodTypes: new string[] { typeof(Dictionary <string, object>).AssemblyQualifiedName }, MethodParameters: new object[] { inputs });
Console.WriteLine($"Killing task #{i} ...");
AppDomain.Unload(sandbox.CurrentDomain);
sandbox = null; GC.Collect();
sandboxExecuteTimes[i] = MillisecondToSeconds(stopwatch.ElapsedMilliseconds);
sandboxExecuteMemoryTraces[i] = GetProcessMemorySize();
Console.WriteLine($"Task #{i} -> {sandboxExecuteTimes[i]} (s)");
Console.WriteLine($"Task #{i} -> {sandboxExecuteMemoryTraces[i]} (MB)");
}
var executionTimesReportFile = GetReportFilePath($"appdomain_{assemblyName.ToLower()}_single_execution_time.csv");
using (var sw = new StreamWriter(executionTimesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "time" }));
foreach (var item in sandboxExecuteTimes)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
var executionMemoryTracesReportFile = GetReportFilePath($"appdomain_{assemblyName.ToLower()}_single_execution_memory.csv");
using (var sw = new StreamWriter(executionMemoryTracesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "memory" }));
foreach (var item in sandboxExecuteMemoryTraces)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
}
public static void AppDomainSharedExecutionMemoryCase(int instanceNum, RuleType ruleType, Dictionary <string, object> inputs, int taskNum = 100)
{
var sandboxExecuteTimes = new Dictionary <int, double>();
var sandboxExecuteMemoryTraces = new Dictionary <int, double>();
var taskSandboxTraces = new Dictionary <int, string>();
var parentDirectory = "AppDomainSharedExecutionMemoryCase";
var exportDirectory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, parentDirectory);
if (Directory.Exists(exportDirectory))
{
Directory.Delete(exportDirectory, true);
}
Console.WriteLine($"Preparing sandboxes: <{instanceNum}> ...");
var sharedSandboxes = new List <IAssemblySandbox>();
for (int i = 0; i < instanceNum; i++)
{
var id = Guid.NewGuid();
var sandbox = AssemblySandboxBuilder.Create(id, id.ToString(), parentDirectory);
sharedSandboxes.Add(sandbox);
}
var rand = new Random(1024);
var assemblyName = RuleTypeAssemblyMap[ruleType];
Console.WriteLine($"Runing tasks on sandboxes ...");
for (int i = 0; i < taskNum; i++)
{
var stopwatch = Stopwatch.StartNew();
var sandbox = sharedSandboxes[rand.Next(instanceNum)];
taskSandboxTraces[i] = sandbox.CurrentDomain.FriendlyName;
Console.WriteLine($"Using sandbox: <{taskSandboxTraces[i]}> for task: #{i} ...");
// Load assembly into sandbox
//var loadedAssemblies = sandbox.LoadedAssemblies;
if (!sandbox.ExistsAssembly(assemblyName))
{
var assemblyBytes = GetAssemblyBytes(assemblyName);
sandbox.LoadAssembly(assemblyName, assemblyBytes);
//TEST
//loadedAssemblies = sandbox.LoadedAssemblies;
}
// Execute assembly specified method
byte[] serializedResult = sandbox.ExecuteMethod(
assemblyName, $"{assemblyName}.{RULE_IMPLEMENT_TYPENAME}", RULE_EXECUTE_METHOD,
ConstructorTypes: null, ConstructorParameters: null,
MethodTypes: new string[] { typeof(Dictionary <string, object>).AssemblyQualifiedName }, MethodParameters: new object[] { inputs });
sandboxExecuteTimes[i] = MillisecondToSeconds(stopwatch.ElapsedMilliseconds);
sandboxExecuteMemoryTraces[i] = GetProcessMemorySize();
Console.WriteLine($"Task #{i} -> {sandboxExecuteTimes[i]} (s)");
Console.WriteLine($"Task #{i} -> {sandboxExecuteMemoryTraces[i]} (MB)");
}
foreach (var sandbox in sharedSandboxes)
{
AppDomain.Unload(sandbox.CurrentDomain);
}
GC.Collect(); //Forcing GC
PrintMemoryUsage();
var executionTimesReportFile = GetReportFilePath($"appdomain_{assemblyName.ToLower()}_shared_execution_time.csv");
using (var sw = new StreamWriter(executionTimesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "time" }));
foreach (var item in sandboxExecuteTimes)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
var executionMemoryTracesReportFile = GetReportFilePath($"appdomain_{assemblyName.ToLower()}_shared_execution_memory.csv");
using (var sw = new StreamWriter(executionMemoryTracesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "memory" }));
foreach (var item in sandboxExecuteMemoryTraces)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
var taskSandboxTracesReportFile = GetReportFilePath($"appdomain_{assemblyName.ToLower()}_shared_execution_task.csv");
using (var sw = new StreamWriter(taskSandboxTracesReportFile, false))
{
sw.WriteLine(string.Join(",", new string[] { "id", "sandbox" }));
foreach (var item in taskSandboxTraces)
{
sw.WriteLine(string.Join(",", new string[] { item.Key.ToString(), item.Value.ToString() }));
}
sw.Flush();
}
}
