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Protocol 4

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ahmed
2025-08-22 17:40:49 +03:00
parent 488f80ff8d
commit 82b7e504a6
11 changed files with 286 additions and 630 deletions
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330
Esiur/Resource/Warehouse.cs
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@@ -41,20 +41,23 @@ using System.Data;
namespace Esiur.Resource;
// Centeral Resource Issuer
public static class Warehouse
// Central Resources Manager
public class Warehouse
{
public static Warehouse Default = new Warehouse();
//static byte prefixCounter;
//static AutoList<IStore, Instance> stores = new AutoList<IStore, Instance>(null);
static ConcurrentDictionary<uint, WeakReference<IResource>> resources = new ConcurrentDictionary<uint, WeakReference<IResource>>();
static ConcurrentDictionary<IStore, List<WeakReference<IResource>>> stores = new ConcurrentDictionary<IStore, List<WeakReference<IResource>>>();
ConcurrentDictionary<uint, WeakReference<IResource>> resources = new ConcurrentDictionary<uint, WeakReference<IResource>>();
ConcurrentDictionary<IStore, List<WeakReference<IResource>>> stores = new ConcurrentDictionary<IStore, List<WeakReference<IResource>>>();
static uint resourceCounter = 0;
uint resourceCounter = 0;
static KeyList<TemplateType, KeyList<UUID, TypeTemplate>> templates
KeyList<TemplateType, KeyList<UUID, TypeTemplate>> templates
= new KeyList<TemplateType, KeyList<UUID, TypeTemplate>>()
{
//[TemplateType.Unspecified] = new KeyList<Guid, TypeTemplate>(),
@@ -64,36 +67,33 @@ public static class Warehouse
[TemplateType.Enum] = new KeyList<UUID, TypeTemplate>(),
};
static bool warehouseIsOpen = false;
bool warehouseIsOpen = false;
public delegate void StoreEvent(IStore store);//, string name);
// public delegate void StoreDisconnectedEvent(IStore store);
public static event StoreEvent StoreConnected;
//public static event StoreEvent StoreOpen;
public static event StoreEvent StoreDisconnected;
public delegate void StoreEvent(IStore store);
public event StoreEvent StoreConnected;
public event StoreEvent StoreDisconnected;
public delegate AsyncReply<IStore> ProtocolInstance(string name, object properties);
public static KeyList<string, ProtocolInstance> Protocols { get; } = GetSupportedProtocols();
public KeyList<string, ProtocolInstance> Protocols { get; } = new KeyList<string, ProtocolInstance>();
private static Regex urlRegex = new Regex(@"^(?:([\S]*)://([^/]*)/?)");
private Regex urlRegex = new Regex(@"^(?:([\S]*)://([^/]*)/?)");
//private static object resourcesLock = new object();
static KeyList<string, ProtocolInstance> GetSupportedProtocols()
public Warehouse()
{
var rt = new KeyList<string, ProtocolInstance>();
rt.Add("iip", async (name, attributes) => await Warehouse.New<DistributedConnection>(name, null, null, null, attributes));
return rt;
Protocols.Add("iip",
async (name, attributes)
=> await New<DistributedConnection>(name, null, attributes));
}
/// <summary>
/// Get a store by its name.
/// </summary>
/// <param name="name">Store instance name</param>
/// <returns></returns>
public static IStore GetStore(string name)
public IStore GetStore(string name)
{
foreach (var s in stores)
if (s.Key.Instance.Name == name)
@@ -101,14 +101,14 @@ public static class Warehouse
return null;
}
public static WeakReference<IResource>[] Resources => resources.Values.ToArray();
public WeakReference<IResource>[] Resources => resources.Values.ToArray();
/// <summary>
/// Get a resource by instance Id.
/// </summary>
/// <param name="id">Instance Id</param>
/// <returns></returns>
public static AsyncReply<IResource> GetById(uint id)
public AsyncReply<IResource> GetById(uint id)
{
if (resources.ContainsKey(id))
{
@@ -122,7 +122,7 @@ public static class Warehouse
return new AsyncReply<IResource>(null);
}
static void LoadGenerated()
void LoadGenerated()
{
foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
{
@@ -155,7 +155,7 @@ public static class Warehouse
/// This function issues the initialize trigger to all stores and resources.
/// </summary>
/// <returns>True, if no problem occurred.</returns>
public static async AsyncReply<bool> Open()
public async AsyncReply<bool> Open()
{
if (warehouseIsOpen)
return false;
@@ -193,68 +193,16 @@ public static class Warehouse
foreach (var r in resSnap)
{
//IResource r;
//if (rk.Value.TryGetTarget(out r))
//{
var rt = await r.Trigger(ResourceTrigger.SystemInitialized);
if (!rt)
{
Global.Log("Warehouse", LogType.Warning, $"Resource failed at SystemInitialized {r.Instance.Name} [{r.Instance.Template.ClassName}]");
}
//return false;
//}
}
return true;
/*
var bag = new AsyncBag<bool>();
//foreach (var store in stores)
// bag.Add(store.Trigger(ResourceTrigger.Initialize));
bag.Seal();
var rt = new AsyncReply<bool>();
bag.Then((x) =>
{
foreach (var b in x)
if (!b)
{
rt.Trigger(false);
return;
}
var rBag = new AsyncBag<bool>();
foreach (var rk in resources)
{
IResource r;
if (rk.Value.TryGetTarget(out r))
rBag.Add(r.Trigger(ResourceTrigger.Initialize));
}
rBag.Seal();
rBag.Then(y =>
{
foreach (var b in y)
if (!b)
{
rt.Trigger(false);
return;
}
rt.Trigger(true);
warehouseIsOpen = true;
});
});
return rt;
*/
}
/// <summary>
@@ -262,7 +210,7 @@ public static class Warehouse
/// This function issues terminate trigger to all resources and stores.
/// </summary>
/// <returns>True, if no problem occurred.</returns>
public static AsyncReply<bool> Close()
public AsyncReply<bool> Close()
{
var bag = new AsyncBag<bool>();
@@ -315,96 +263,20 @@ public static class Warehouse
}
/*
private static IResource[] QureyIn(string[] path, int index, IEnumerable<IResource> resources)// AutoList<IResource, Instance> resources)
{
var rt = new List<IResource>();
if (index == path.Length - 1)
{
if (path[index] == "")
foreach (IResource child in resources)
rt.Add(child);
else
foreach (IResource child in resources)
if (child.Instance.Name == path[index])
rt.Add(child);
}
else
foreach (IResource child in resources)
if (child.Instance.Name == path[index])
rt.AddRange(QureyIn(path, index+1, child.Instance.Children<IResource>()));
return rt.ToArray();
}
public static AsyncReply<IResource[]> Query(string path)
{
if (path == null || path == "")
{
var roots = stores.Where(s => s.Instance.Parents<IResource>().Count() == 0).ToArray();
return new AsyncReply<IResource[]>(roots);
}
else
{
var rt = new AsyncReply<IResource[]>();
Get(path).Then(x =>
{
var p = path.Split('/');
if (x == null)
{
rt.Trigger(QureyIn(p, 0, stores));
}
else
{
var ar = QureyIn(p, 0, stores).Where(r => r != x).ToList();
ar.Insert(0, x);
rt.Trigger(ar.ToArray());
}
});
return rt;
}
}
*/
public static async AsyncReply<IResource[]> Query(string path)
public async AsyncReply<IResource> Query(string path)
{
var p = path.Trim().TrimStart('/').Split('/');
IResource resource;
foreach (var store in stores.Keys)
{
if (p[0] == store.Instance.Name)
{
if (p.Length == 1)
return new IResource[] { store };
return store;
var res = await store.Get(String.Join("/", p.Skip(1).ToArray()));
if (res != null)
return new IResource[] { res };
resource = store;
for (var i = 1; i < p.Length; i++)
{
var children = await resource.Instance.Children<IResource>(p[i]);
if (children != null && children.Length > 0)
{
if (i == p.Length - 1)
return children;
else
resource = children[0];
}
else
break;
}
return res;
return null;
}
@@ -419,12 +291,9 @@ public static class Warehouse
/// </summary>
/// <param name="path"></param>
/// <returns>Resource instance.</returns>
public static async AsyncReply<T> Get<T>(string path, object attributes = null, IResource parent = null, IPermissionsManager manager = null)
public async AsyncReply<T> Get<T>(string path, object attributes = null, IResource parent = null, IPermissionsManager manager = null)
where T : IResource
{
//var rt = new AsyncReply<IResource>();
// Should we create a new store ?
if (urlRegex.IsMatch(path))
{
@@ -441,8 +310,6 @@ public static class Warehouse
try
{
//await Put(store, url[2], null, parent, null, 0, manager, attributes);
if (url[3].Length > 0 && url[3] != "")
return (T)await store.Get(url[3]);
else
@@ -451,79 +318,21 @@ public static class Warehouse
}
catch (Exception ex)
{
Warehouse.Remove(store);
Remove(store);
throw ex;
}
}
// store.Get(url[3]).Then(r =>
// {
// rt.Trigger(r);
// }).Error(e =>
// {
// Warehouse.Remove(store);
// rt.TriggerError(e);
// });
// else
// rt.Trigger(store);
// store.Trigger(ResourceTrigger.Open).Then(x =>
// {
// warehouseIsOpen = true;
// await Put(store, url[2], null, parent, null, 0, manager, attributes);
// if (url[3].Length > 0 && url[3] != "")
// store.Get(url[3]).Then(r =>
// {
// rt.Trigger(r);
// }).Error(e =>
// {
// Warehouse.Remove(store);
// rt.TriggerError(e);
// });
// else
// rt.Trigger(store);
// }).Error(e =>
// {
// rt.TriggerError(e);
// //Warehouse.Remove(store);
// });
// return rt;
//}
}
//await Query(path).Then(rs =>
//{
// // rt.TriggerError(new Exception());
// if (rs != null && rs.Length > 0)
// rt.Trigger(rs.First());
// else
// rt.Trigger(null);
//});
//return rt;
var res = await Query(path);
if (res == null || res.Length == 0)
if (res == null)
return default(T);
else
return (T)res.First();
return (T)res;
}
//public static async AsyncReply<T> Push<T>(string path, T resource) where T : IResource
//{
// await Put(path, resource);
// return resource;
//}
/// <summary>
/// Put a resource in the warehouse.
/// </summary>
@@ -531,29 +340,27 @@ public static class Warehouse
/// <param name="resource">Resource instance.</param>
/// <param name="store">IStore that manages the resource. Can be null if the resource is a store.</param>
/// <param name="parent">Parent resource. if not presented the store becomes the parent for the resource.</param>
public static async AsyncReply<T> Put<T>(string name, T resource, IStore store = null, IResource parent = null, TypeTemplate customTemplate = null, ulong age = 0, IPermissionsManager manager = null, object attributes = null) where T : IResource
public async AsyncReply<T> Put<T>(string path, T resource, TypeTemplate customTemplate = null, ulong age = 0, IPermissionsManager manager = null, object attributes = null) where T : IResource
{
if (resource.Instance != null)
throw new Exception("Resource has a store.");
var path = name.TrimStart('/').Split('/');
var location = path.TrimStart('/').Split('/');
if (path.Length > 1)
IResource parent = null;
IStore store = null;
var instanceName = location.Last();
if (location.Length > 1)
{
if (parent != null)
throw new Exception("Parent can't be set when using path in instance name");
parent = await Warehouse.Get<IResource>(string.Join("/", path.Take(path.Length - 1)));
parent = await Get<IResource>(string.Join("/", path.Take(path.Length - 1)));
if (parent == null)
throw new Exception("Can't find parent");
store = store ?? parent.Instance.Store;
store = parent.Instance.Store;
}
var instanceName = path.Last();
var resourceReference = new WeakReference<IResource>(resource);
if (store == null)
@@ -590,10 +397,13 @@ public static class Warehouse
throw new Exception("Can't find a store for the resource.");
}
resource.Instance = new Instance(resourceCounter++, instanceName, resource, store, customTemplate, age);
resource.Instance = new Instance(this, resourceCounter++, instanceName, resource, store, customTemplate, age);
if (attributes != null)
resource.Instance.SetAttributes(Map<string, object>.FromObject(attributes));
if (attributes is Map<string, object> attrs)
resource.Instance.SetAttributes(attrs);
else
resource.Instance.SetAttributes(Map<string, object>.FromObject(attributes));
if (manager != null)
resource.Instance.Managers.Add(manager);
@@ -602,8 +412,6 @@ public static class Warehouse
parent = null;
try
{
if (resource is IStore)
@@ -615,16 +423,15 @@ public static class Warehouse
//return default(T);
if (parent != null)
{
await parent.Instance.Store.AddChild(parent, resource);
await store.AddParent(resource, parent);
}
//if (parent != null)
//{
// await parent.Instance.Store.AddChild(parent, resource);
// await store.AddParent(resource, parent);
//}
var t = resource.GetType();
Global.Counters["T-" + t.Namespace + "." + t.Name]++;
resources.TryAdd(resource.Instance.Id, resourceReference);
if (warehouseIsOpen)
@@ -639,15 +446,14 @@ public static class Warehouse
}
catch (Exception ex)
{
Warehouse.Remove(resource);
Remove(resource);
throw ex;
}
return resource;
}
public static async AsyncReply<IResource> New(Type type, string name = null, IStore store = null, IResource parent = null, IPermissionsManager manager = null, object attributes = null, object properties = null)
public async AsyncReply<IResource> New(Type type, string path, IPermissionsManager manager = null, object attributes = null, object properties = null)
{
type = ResourceProxy.GetProxy(type);
@@ -703,26 +509,20 @@ public static class Warehouse
}
}
if (store != null || parent != null || res is IStore)
{
await Put(name, res, store, parent, null, 0, manager, attributes);
}
return res;
return await Put(path, res, null, 0, manager, attributes);
}
public static async AsyncReply<T> New<T>(string name, IStore store = null, IResource parent = null, IPermissionsManager manager = null, object attributes = null, object properties = null)
public async AsyncReply<T> New<T>(string path, IPermissionsManager manager = null, object attributes = null, object properties = null)
where T : IResource
{
return (T)(await New(typeof(T), name, store, parent, manager, attributes, properties));
return (T)(await New(typeof(T), path, manager, attributes, properties));
}
/// <summary>
/// Put a resource template in the templates warehouse.
/// </summary>
/// <param name="template">Resource template.</param>
public static void PutTemplate(TypeTemplate template)
public void PutTemplate(TypeTemplate template)
{
if (templates[template.Type].ContainsKey(template.ClassId))
throw new Exception($"Template with same class Id already exists. {templates[template.Type][template.ClassId].ClassName} -> {template.ClassName}");
@@ -736,7 +536,7 @@ public static class Warehouse
/// </summary>
/// <param name="type">.Net type.</param>
/// <returns>Resource template.</returns>
public static TypeTemplate GetTemplateByType(Type type)
public TypeTemplate GetTemplateByType(Type type)
{
if (!(type.IsClass || type.IsEnum))
return null;
@@ -762,8 +562,8 @@ public static class Warehouse
return template;
// create new template for type
template = new TypeTemplate(baseType, true);
TypeTemplate.GetDependencies(template);
template = new TypeTemplate(baseType, this);
TypeTemplate.GetDependencies(template, this);
return template;
}
@@ -773,7 +573,7 @@ public static class Warehouse
/// </summary>
/// <param name="classId">Class Id.</param>
/// <returns>Resource template.</returns>
public static TypeTemplate GetTemplateByClassId(UUID classId, TemplateType? templateType = null)
public TypeTemplate GetTemplateByClassId(UUID classId, TemplateType? templateType = null)
{
if (templateType == null)
{
@@ -807,7 +607,7 @@ public static class Warehouse
/// </summary>
/// <param name="className">Class name.</param>
/// <returns>Resource template.</returns>
public static TypeTemplate GetTemplateByClassName(string className, TemplateType? templateType = null)
public TypeTemplate GetTemplateByClassName(string className, TemplateType? templateType = null)
{
if (templateType == null)
{
@@ -836,14 +636,12 @@ public static class Warehouse
}
}
public static bool Remove(IResource resource)
public bool Remove(IResource resource)
{
if (resource.Instance == null)
return false;
//lock (resourcesLock)
//{
WeakReference<IResource> resourceReference;