Removal of old caching
This commit is contained in:
parent
72fc4436c9
commit
6a57a9f393
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@ -0,0 +1,129 @@
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;********************************
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;*
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;* lcmf_main.pbi
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;*
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;* (c) Cache (m) Memory and (f) File
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;*
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;* LiHaSo Webserver Modul In Memory File Cache
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;*
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;* It Could be configured Globaly and by Virtualhost
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;*
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DeclareModule lcmf
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#Cache_Server_Single = 0
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#Cache_Server_Multi = 1
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EnumerationBinary lcmf_init
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#Mem_Cache
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#File_Cache
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EndEnumeration
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EnumerationBinary lcmf_object_state
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#NA ;Not available
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#InProgress ;Copy is in Progress
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#Cached ;Object is available
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#Cleaning ;Object is on the way to cleaned out
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EndEnumeration
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EnumerationBinary lcmf_params_state
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;#UCP = Universal Cache Params (File and Mem)
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#UCP_Max_Size_Total ;Total Size of Cache
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#UCP_Max_Size_per_Entry ;Max Size of a File or Memoryblock
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;#FAC = File Access Config
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#FAC_MC ;Minimum Access Times until a File is Cached (Generic)
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#FAC_RT ;Max Time a File could be in Cache (Generic)
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#FAC_LA_RT ;How long a File could stay in Cache sinde last Access (Generic)
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;(If a File has regulary access For ex. every 10 min. And this lifetime is 3600min. it will be killed after FAC_RT is reached)
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#FAC_WL_Add ;Whitelist add Generic (Ex. :
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;".html" = All html files
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;"file.html" Expliciz Filenames
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;"/path/" Including all Files and Subdirectorys It is added to Valid_Source
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;"/path" only Files in Directory
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;"'/path/','.rpm'" Combines a path and a Specific file extension
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#FAC_WL_Add_Ext ;Whitelist which add with special MC/RT/LA_RT Params
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#FAC_Valid_Source ;From where the files could get
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#FAC_Cache_Dir ;Directory where the Cached Files could be written
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;Some Function for Set_State who do a active Work
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#FAC_Check_Cache ;Checks if all Files are the Same as Source
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#UCP_Flush_Object ;Removes a Object from Cache
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EndEnumeration
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Declare.s Init(Server_Type.i = #Cache_Server_Multi) ;Create a Main Cache_Thread Management Server
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Declare.s Init_cache(Cache_Type.i = #Mem_Cache) ;Create a Cache_Thread gives back the UUID
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Declare.i Set_Params(Server_ID.s, Parameters.s) ;Set Cache Parameters in pre run state
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Declare.i Use_New_Params(Server_ID.s) ;Reinit the Cache Thread
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Declare.i Run_Cache(Server_ID.s) ;Start a initialised Cache Init()->InitCache()->Set_Params()->Run_Cache()
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Declare.i Kill_Cache(Server_ID.s) ;Kills a Cache Server Thread
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Declare.i Set_State(Server_ID.s, Parameters.s) ;Force to do something in Cache Thread (Flush a Element, Cleanup the Filecache-IO Intesitive, Check for Updates on Files an co.)
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Declare.s Get_State(Server_ID.s, Parameters.s) ;Get Cache Server Thread State (For ex. current elements cachced, sizes and co.)
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Declare.s Put_Mem(Server_ID.s, Memblock_ToSave.i, MC.i=-1, RT.i=-1, LA_RT.i=-1) ;Push a Memory Block to cache (Ex. some pre executed scripts or pictures and so on.)
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Declare.s Get_Mem(Server_ID.s, Memblock_ID.s, MC.i=-1, RT.i=-1, LA_RT.i=-1) ;Get That Memoryblock from cache who was Previously Stored
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Declare.s Get_File(Server_ID.s, Full_File_Name.s, Force_Disk.i = #True) ;Get a File (Cached or uncached) could be used everytime (ServerUUID empty everytime uncached or Flag uncached is set)
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EndDeclareModule
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Module lcmf
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IncludeFile "lhs_uuid.pbi"
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Structure lcmf_mem_objects
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MemoryAddress.i
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State.i
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EndStructure
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Structure lcmf_file_objects
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LocalFileUUID.s
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EndStructure
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Structure lcmf_cache_servers
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EndStructure
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Structure lcmf_cache_servers_config_prepare
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EndStructure
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Procedure.i Main_Thread(ID.i)
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;What this Thread does:
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;* Check if Subthreads are alive and if not remove from Mapping Space
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;* Spawn new Cache Threads and Kill Cache Threads
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EndProcedure
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Procedure.i Cache_Mem_Thread(ID.i)
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;What this Thread does:
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;* Manage the mem Objects
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EndProcedure
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Procedure.i Cache_File_Thread(ID.i)
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;What this Thread does:
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;* Manage the file Objects and maybe the memobjects.
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EndProcedure
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Procedure.i Copy_Thread(ID.i)
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;What this Thread does:
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;* Copy a File to Cachefolder
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EndProcedure
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Procedure.i Check_Thread(ID.i)
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;What this Thread does:
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;* Checks the Cachefolder and Memorymap if all Files are valid.
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EndProcedure
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Procedure.i Copy_File_to_Memory_Thread(ID.i)
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;What this thread does:
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;* Copy a local cached File to Memory
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;
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EndProcedure
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EndModule
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@ -1,67 +1,229 @@
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;********************************
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;*
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;* lweb_file_cache.pbi
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;*
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;* LiHaSo Webserver Modul In Memory File Cache (Obsolete and replaced by lcmf_main.pbi)
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;*
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;* It Could be configured Globaly and by Virtualhost
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;*
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DeclareModule lweb_FC
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Enumeration Server_Type
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#Type_Main ;Main Server
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#Type_Virtual_Main ;Shared Virtual Server which get Data from Main
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#Type_Virtual ;Standalone Virtual Server which has own Memory Area
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EndEnumeration
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;{ Error Enumeration
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#Err_Unknown = -1
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#Err_Server_Not_Found = -2
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#Err_Server_File_Not_Found = -3
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;}
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Declare.s FC_Config_Get(UUID.s)
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Declare.i FC_Config_Set(UUID.s, ConfigXML.s)
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Declare.i FC_Create(UUID.s, Type.i = #Type_Main)
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Declare.i FC_Destroy(UUID.s)
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Declare.s FC_Status_Get(UUID.s)
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Declare.i FC_GetFile(UUID.s, FileName.s)
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Declare.i FC_SetFile(UUID.s, FileName.s, Memory.i, Size.i)
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EndDeclareModule
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Module lweb_FC
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Structure St_Jobs
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Type.i
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Memory.i
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EndStructure
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Structure St_File
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lifetime.i
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timer.i
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size.i
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memoryID.i
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ThreadID.i
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Accesed.i
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Mutex.i
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Semaphore.i
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List Job.St_Jobs()
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EndStructure
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Structure St_FC_Config
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max_life_time.i
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max_total_size.i
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max_file_size.i
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current_total_size.i
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enabled.b
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EndStructure
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Structure St_Server
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VServer_UUID.s
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Log_UUID.s
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Status.s
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Thread.i
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Semaphore.i
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Config.St_FC_Config
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Map Files.St_File()
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EndStructure
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Structure St_CacheServers
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Main_UUID.s
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Log_UUID.s
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Status.s
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Thread.i
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Map Virtual.St_Server()
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EndStructure
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Global Var_FC_Server.St_CacheServers
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Declare.i Cache_Cleaner(UUID.s)
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Declare.i Cache_Server(UUID.s)
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Declare.i Cache_File(UUID.s)
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Procedure.s FC_Config_Get(UUID.s)
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Protected XMLString.s, XMLID.i
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If FindMapElement(FC\Virtual(), UUID)
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XMLID = CreateXML(#PB_Any)
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InsertXMLMap(RootXMLNode(XMLID), FC\Virtual\
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Else
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ProcedureReturn Str(#Err_Server_Not_Found)
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EndIf
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EndProcedure
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Procedure.i FC_Config_Set(UUID.s, ConfigXML.s)
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;Apply the Config XML to the Map
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Protected XML_ID.i
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XML_ID = CreateXML(#PB_Any)
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If XMLStatus(XML_ID) = #PB_XML_Success
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ParseXML(XML_ID, ConfigXML)
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If XMLStatus(XML_ID) = #PB_XML_Success
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ExtractXMLMap(MainXMLNode(XML_ID), @FC\Virtual(UUID), #PB_XML_NoCase)
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FreeXML(XML_ID)
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ProcedureReturn #True
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Else
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FreeXML(XML_ID)
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ProcedureReturn #False
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EndIf
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Else
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If XML_ID <> 0
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FreeXML(XML_ID)
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EndIf
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ProcedureReturn #False
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EndIf
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EndProcedure
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Procedure.i FC_Create(UUID.s, Type.i = #Type_Main)
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;Create the Server
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EndProcedure
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Procedure.i FC_Destroy(UUID.s)
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;Kill Thread Cache Handler Thread.
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EndProcedure
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Procedure.s FC_Status_Get(UUID.s)
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;Status of the Server
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EndEnumeration
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Procedure.i FC_GetFile(UUID.s, FileName.s, MemoryID.i)
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;Fill the Cached File to Memory and if response > 0 it was succesfull.
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EndEnumeration
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Procedure.i FC_SetFile(UUID.s, FileName.s, Memory.i, Size.i)
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;Create cached file thread and save it to thread memory.
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EndEnumeration
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Procedure.i Cache_Cleaner(UUID.s)
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;Cleans out old Files.
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Protected.i Selected
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Protected.i Counter
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Protected.i MaxSize = Information
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Repeat
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Delay(1000) ;Nur Alle Sekunden Prüfen
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Counter + 1
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LockMutex(file_cache_mutex)
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ResetMap(m_file_cache_map())
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;Debug "FileCacheCleaner" + Str(Counter) + " Map Size:" + Str(MapSize(m_file_cache_map()))
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If NextMapElement(m_file_cache_map())
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Repeat
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m_file_cache(MapKey(m_file_cache_map()))\Timer - 1
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If m_file_cache(MapKey(m_file_cache_map()))\Timer <= 0
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If m_file_cache(MapKey(m_file_cache_map()))\Buffer > 0
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configuration\cache\current - m_file_cache(MapKey(m_file_cache_map()))\Size
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FreeMemory(m_file_cache(MapKey(m_file_cache_map()))\Buffer)
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DeleteMapElement(m_file_cache(), MapKey(m_file_cache_map()))
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Info:["+Str(innercount)+"] Killed:["+MapKey(m_file_cache_map())+"]")
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Selected = DeleteMapElement(m_file_cache_map())
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Else
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Info:["+Str(innercount)+"] Could Not kill:["+MapKey(m_file_cache_map())+"]")
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EndIf
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Else
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Selected = NextMapElement(m_file_cache_map())
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EndIf
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Until Selected = 0
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EndIf
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UnlockMutex(file_cache_mutex)
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ForEver
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EndProcedure
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Procedure.i Cache_Server(UUID.s)
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;http://purearea.net/pb/english/manual/reference/ug_memory.html
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Protected FileCacheCleanerThread.i
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Protected Tempbuffer.i, MaxSize.i, Current.i
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MaxSize = configuration\cache\maxsize * 1024 * 1024
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FileCacheCleanerThread = CreateThread(@FileCacheCleaner(), MaxSize)
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Repeat
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WaitSemaphore(file_cache_semaphore)
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Adresse:"+m_file_cache()\Buffer)
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If (m_file_cache()\Size + configuration\cache\current) <= MaxSize
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configuration\cache\current + m_file_cache()\Size
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Tempbuffer = AllocateMemory(m_file_cache()\Size)
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CopyMemory(m_file_cache()\Buffer, Tempbuffer, MemorySize(m_file_cache()\Buffer))
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m_file_cache()\Buffer = Tempbuffer
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m_file_cache()\Timer = configuration\cache\time
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m_file_cache()\Is = #True
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m_file_cache_map(MapKey(m_file_cache())) = #True
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SignalSemaphore(file_cache_semaphore_thread)
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Else
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Cache Full")
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SignalSemaphore(file_cache_semaphore_thread)
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EndIf
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ForEver
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EndProcedure
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Procedure.i Cache_File(UUID.s)
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;Procedure for File_Cache Thread who handles the Cachefile
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Protected MyMemory.i, My_Host_UUID.s = StringField(UUID, 0, ";"),My_File_UUID.s = StringField(UUID, 1, ";"), WorkElement.i
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Repeat
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WaitSemaphore(Var_FC_Server\Virtual(UUID)\Semaphore)
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LockMutex(Var_FC_Server\Virtual(UUID)\Mutex)
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WorkElement = FirstElement(Var_FC_Server\Virtual(UUID)\Files()
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UnlockMutex(Var_FC_Server\Virtual(UUID)\Files(UUID)\Mutex)
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ForEver
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EndProcedure
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EndModule
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;Buggy FileCache Routines ... Wiso auch immer das noch nicht richtig Funktioniert.
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Procedure FileCacheCleaner(Information.i)
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Protected.i Selected
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Protected.i Counter
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Protected.i MaxSize = Information
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Repeat
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Delay(1000) ;Nur Alle Sekunden Prüfen
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Counter + 1
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LockMutex(file_cache_mutex)
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ResetMap(m_file_cache_map())
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;Debug "FileCacheCleaner" + Str(Counter) + " Map Size:" + Str(MapSize(m_file_cache_map()))
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If NextMapElement(m_file_cache_map())
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Repeat
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m_file_cache(MapKey(m_file_cache_map()))\Timer - 1
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If m_file_cache(MapKey(m_file_cache_map()))\Timer <= 0
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If m_file_cache(MapKey(m_file_cache_map()))\Buffer > 0
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configuration\cache\current - m_file_cache(MapKey(m_file_cache_map()))\Size
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FreeMemory(m_file_cache(MapKey(m_file_cache_map()))\Buffer)
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DeleteMapElement(m_file_cache(), MapKey(m_file_cache_map()))
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Info:["+Str(innercount)+"] Killed:["+MapKey(m_file_cache_map())+"]")
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Selected = DeleteMapElement(m_file_cache_map())
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Else
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Info:["+Str(innercount)+"] Could Not kill:["+MapKey(m_file_cache_map())+"]")
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EndIf
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Else
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Selected = NextMapElement(m_file_cache_map())
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EndIf
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Until Selected = 0
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EndIf
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UnlockMutex(file_cache_mutex)
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ForEver
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EndProcedure
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Procedure FileCache(Information.i)
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;http://purearea.net/pb/english/manual/reference/ug_memory.html
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Protected FileCacheCleanerThread.i
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Protected Tempbuffer.i, MaxSize.i, Current.i
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MaxSize = configuration\cache\maxsize * 1024 * 1024
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FileCacheCleanerThread = CreateThread(@FileCacheCleaner(), MaxSize)
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Repeat
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WaitSemaphore(file_cache_semaphore)
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Adresse:"+m_file_cache()\Buffer)
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If (m_file_cache()\Size + configuration\cache\current) <= MaxSize
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configuration\cache\current + m_file_cache()\Size
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Tempbuffer = AllocateMemory(m_file_cache()\Size)
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CopyMemory(m_file_cache()\Buffer, Tempbuffer, MemorySize(m_file_cache()\Buffer))
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m_file_cache()\Buffer = Tempbuffer
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m_file_cache()\Timer = configuration\cache\time
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m_file_cache()\Is = #True
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m_file_cache_map(MapKey(m_file_cache())) = #True
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SignalSemaphore(file_cache_semaphore_thread)
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Else
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Cache Full")
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SignalSemaphore(file_cache_semaphore_thread)
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EndIf
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ForEver
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EndProcedure
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Procedure AddFileToCache(MemoryID.i, FileName.s, Size.i)
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@ -92,10 +254,10 @@ Procedure.s GetFileFromCache(FileName.s, MemoryID.i)
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String.s = #error_string
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EndIf
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UnlockMutex(file_cache_mutex)
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lhs_log_ext::Out(configuration\log\CachelogUUID, "File from Cache:"+FileName)
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lhs_log_ext::Out(configuration\log\CachelogUUID, "Content: --------------------------------------------------------")
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lhs_log_ext::Out(configuration\log\CachelogUUID, String)
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lhs_log_ext::Out(configuration\log\CachelogUUID, "End Content. ----------------------------------------------------")
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lhs_log_ext::OutL(configuration\log\CachelogUUID,lhs_log_ext::#Info, "File from Cache:"+FileName)
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lhs_log_ext::OutL(configuration\log\CachelogUUID,lhs_log_ext::#Debugging, "Content: --------------------------------------------------------")
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lhs_log_ext::OutL(configuration\log\CachelogUUID,lhs_log_ext::#Debugging, String)
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lhs_log_ext::OutL(configuration\log\CachelogUUID,lhs_log_ext::#Debugging, "End Content. ----------------------------------------------------")
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ProcedureReturn String.s
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Else
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ProcedureReturn #error_string
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