// Copyright (C) 2007-2023 CEA, EDF, OPEN CASCADE // // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN, // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License as published by the Free Software Foundation; either // version 2.1 of the License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA // // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com // // File : SALOME_Component.idl // Author : Paul RASCLE, EDF #ifndef _SALOME_COMPONENT_IDL_ #define _SALOME_COMPONENT_IDL_ #include "SALOME_GenericObj.idl" #include "SALOMEDS.idl" #include "SALOME_Exception.idl" #include "SALOME_PyNode.idl" #include "SALOME_Embedded_NamingService.idl" #include "SALOME_Comm.idl" /*! \file SALOME_Component.idl \brief interfaces for EngineComponent and Container */ /*! \brief This is a package of interfaces used for connecting new components to %SALOME application. It also contains a set of interfaces used for management of %FIELDS component in %SALOME application. */ module Engines { /*! A byte stream which is used for binary data transfer between different components */ typedef sequence TMPFile; //! General Key Value Structure to set or get properties, for component struct KeyValuePair { string key; any value; }; //! Structure data type to hold reference on data struct dataref { string ref; }; typedef sequence FieldsDict; typedef sequence vectorOfDouble; typedef sequence vectorOfString; interface EngineComponent ; interface fileRef ; interface fileTransfer ; interface Salome_file; /*! \brief Interface of the %Container. This interface defines the process of loading and registration of new components in %SALOME application */ interface Container { void override_environment( in FieldsDict env ); void override_environment_python( in FieldsDict env ); FieldsDict get_os_environment(); void execute_python_code( in string code ) raises(SALOME::SALOME_Exception); /*! \brief Loads a new component class (dynamic library). \param componentName like COMPONENT, (Python or C++ implementation) try to make a Python import of COMPONENT, then a lib open of libCOMPONENTEngine.so \param reason in case of error (return false) a string explaining the error \return true if load successful or already done, false otherwise */ boolean load_component_Library(in string componentName, out string reason); //! Create a new servant instance of a component. /*! Component library must be loaded. \param componentName Name of the component which will be registered in Registry and Name Service, (instance number suffix added to the registered name) \return a loaded component */ Engines::EngineComponent create_component_instance(in string componentName); //! Create a new Python servant instance of a generic service. /*! This simply loads the service in the current container by importing the corresponding Python module. Warning: no internal registration is done, so it is up to the caller to manage the various instantiation. \param serviceName Name of the service \param reason in case of error (return void string) a string explaining the error \return the IOR of the loaded service. */ string create_python_service_instance(in string serviceName, out string reason); //! Create a new servant instance of a component with environment variables specified. /*! Component library must be loaded. \param componentName Name of the component which will be registered in Registry and Name Service, (instance number suffix added to the registered name) \param env a dict of env variables \param reason in case of error (return nil) a string explaining the error \return a loaded component */ Engines::EngineComponent create_component_instance_env(in string componentName, in FieldsDict env, out string reason); //! Find a servant instance of a component /*! \param registeredName Name of the component in Registry or Name Service, without instance suffix number \return the first instance found */ EngineComponent find_component_instance(in string registeredName); //! Find a servant instance of a component, or create a new one. /*! Loads the component library if needed. Only applicable to multiStudy components. \param nameToRegister Name of the component which will be registered in Registry (or Name Service) \param componentName Name of the constructed library of the %component (not used any more, give empty string) \return a loaded component */ EngineComponent load_impl(in string nameToRegister, in string componentName); //! Remove the component servant, and deletes all related objects /*! \param component_i Component to be removed */ void remove_impl(in EngineComponent component_i); //! In case of SSL mode Returns entry to Embedded NS EmbeddedNamingService get_embedded_NS_if_ssl(); boolean is_SSL_mode(); //! Unload component libraries from the container. void finalize_removal() ; //! Determines whether the server has been loaded or not. void ping(); //! Name of the %container readonly attribute string name ; //! working directory of the %container readonly attribute string workingdir ; //! name of the %container log file (this has been set by the launcher) attribute string logfilename ; //! name of the %container log file attribute string locallogfilename ; //! interval of time between two measures of CPU/time process container attribute long monitoringtimeresms; void verbosity(out boolean activated, out string level); void setVerbosity(in boolean activated, in string level); //! Shutdown the Container process. void Shutdown(); //! Returns the hostname of the container string getHostName(); //! Returns the PID of the container long getPID(); //! Kill the container /*! Returns True if the %container has been killed. Kept for Superv compilation but can't work, unless oneway... TO REMOVE ! */ boolean Kill_impl() ; //! Create a fileRef /*! returns a fileRef object if origFileName exists and is readable else returns null object. Only one fileRef is created for a given file name, so, several calls with the same file name returns the same object. */ fileRef createFileRef(in string origFileName); //! Create a Salome_file /*! returns a Salome_file object if origFileName exists and is readable else returns null object. \param origFileName name of the file to be managed (can contain the path). \return Salome_file CORBA reference. */ Salome_file createSalome_file(in string origFileName); //! Create a fileTransfer /*! returns a fileTransfer object used to copy files from the container machine to the clients machines. Only one fileTransfer instance is created in a container. */ fileTransfer getFileTransfer(); //! Copy a file from a remote host (container) to a local file /*! \param contai the remote container \param remoteFile the file on the remote host to copy \param localFile the local file to create by copy */ void copyFile(in Container contai, in string remoteFile, in string localFile); //! Create a PyNode in the container /*! \param nodeName the name of the PyNode \param code python code as text to load in the node */ PyNode createPyNode(in string nodeName, in string code) raises(SALOME::SALOME_Exception); //! Retrieves the last created PyNode instance with createPyNode. PyNode getDefaultPyNode(in string nodeName); //! Create a PyScriptNode in the container /*! \param nodeName the name of the PyScriptNode \param code python code as text to load in the node */ PyScriptNode createPyScriptNode(in string nodeName, in string code) raises(SALOME::SALOME_Exception); void removePyScriptNode(in string nodeName) raises(SALOME::SALOME_Exception); //! Retrieves the last created PyScriptNode instance with createPyScriptNode. PyScriptNode getDefaultPyScriptNode(in string nodeName); //! This method remove all refs of PyScriptNode servant objects stored in server. /*! * Previous scripts created on container may have been stored in a map. This method removes them. It then clean all the contexts dict attached to them. */ void cleanAllPyScripts(); //! Return number of CPU cores in the calculation node. long getNumberOfCPUCores(); //! Return a load of each CPU core. vectorOfDouble loadOfCPUCores() raises(SALOME::SALOME_Exception); //! Set custom script to calculate a load of each CPU core. /*! \param script Python script to execute */ void setPyScriptForCPULoad(in string script); //! Nullify custom script to calculate each CPU core's load. void resetScriptForCPULoad(); //! Get total physical memory of calculation node, in megabytes. long getTotalPhysicalMemory(); //! Get used physical memory of calculation node, in megabytes. long getTotalPhysicalMemoryInUse(); //! Obtain physical memory, used by the current process, in megabytes. long getTotalPhysicalMemoryInUseByMe(); }; /*! \brief Interface of the %component. This interface is used for interaction between the %container and the %component and between the components inside the container. */ interface EngineComponent { //! The name of the instance of the %Component readonly attribute string instanceName ; //! The name of the interface of the %Component readonly attribute string interfaceName ; //! Determines whether the server has already been loaded or not. void ping(); boolean isSSLMode() raises(SALOME::SALOME_Exception); //! Remove component instance from container /*! Deactivates the %Component. -- TO BE USED BY CONTAINER ONLY (Container housekeeping) -- use remove_impl from Container instead ! */ void destroy() ; //! Returns the container that the %Component refers to. Container GetContainerRef() ; //! Set component instance properties /*! Gives a sequence of (key=string,value=any) to the component. Base class component stores the sequence in a map. The map is cleared before. This map is for use by derived classes. */ void setProperties(in FieldsDict dico); //! Get component instance properties /*! returns a previously stored map (key=string,value=any) as a sequence. See setProperties(in FieldsDict dico). */ FieldsDict getProperties(); //! Set an option value /*! This method is to set an option specific to a certain EngineComponent. */ void SetOption(in string optionName, in string value); //! Return an option value /*! This method is to get value of an option specific to a certain EngineComponent. */ string GetOption(in string optionName); //! Set name of a node in a graph (for %SUPERVISOR use) /*! This method is used by the %SUPERVISOR component. It sets the names of the graph and of the node. \param aGraphName Name of graph \param aNodeName Name of node */ void Names( in string aGraphName , in string aNodeName ) ; //! Kill the component (if you can) /*! Returns True if the %Component has been killed. */ boolean Kill_impl() ; //! Stop the component (if you can) /*! Returns True if the activity of the %Component has been stopped. (It's action can't be resumed) */ boolean Stop_impl() ; //! Suspend the component /*! Returns True if the activity of the %Component has been suspended. (It's action can be resumed) */ boolean Suspend_impl() ; //! Resume the component /*! Returns True if the activity of the %Component has been resumed. */ boolean Resume_impl() ; //! Get the cpu used /*! Returns the Cpu used */ long CpuUsed_impl() ; //! Get a python dump /*! Returns a python script, which is being played back reproduces the data model of component */ TMPFile DumpPython(in boolean isPublished, in boolean isMultiFile, out boolean isValidScript); //! Returns a CORBA Ref of a input Salome_file managed by a service. /*! \param service_name service's name. \param file_name name of the requested file. \return CORBA Ref of the requested file. \exception contains information of what if the component cannot sends the file's reference. */ Engines::Salome_file getInputFileToService(in string service_name, in string Salome_file_name) raises(SALOME::SALOME_Exception); //! Check service input files (transfer them if needed) /*! This method is used before the activation of the service. It calls recvFiles() on all the input Salome_file files of the service. Before each recvFiles(), it uses the callback method named configureSalome_file. This method allows the user to configure the files managed by the Salome_file. By default, there is no files managed when a Salome_file is created, but the supervisor set some files managed by the Salome_file from the information contained into the schema file. \param service_name service's name. \exception contains information about files that are not in a good state. */ void checkInputFilesToService(in string service_name) raises(SALOME::SALOME_Exception); //! This method adds a input Salome_file to a service of the component. /*! \param service_name service's name. \param Salome_file_name name of the Salome_file \return a reference of the Salome_file \exception raises an exception if there is already a Salome_file with this name for the service. */ Engines::Salome_file setInputFileToService(in string service_name, in string Salome_file_name) raises(SALOME::SALOME_Exception); //! Returns a CORBA Ref of a output Salome_file managed by a service. /*! \param service_name service's name. \param file_name name of the requested file. \return CORBA Ref of the requested file. \exception contains information of what if the component cannot sends the file's reference. */ Engines::Salome_file getOutputFileToService(in string service_name, in string Salome_file_name) raises(SALOME::SALOME_Exception); //! Check service output files (transfer them if needed) /*! This method is used at the end of the service. It calls recvFiles() on all the output Salome_file files of the service. Before each recvFiles(), it uses the callback method named configureSalome_file. This method allows the user to configure the files managed by the Salome_file. By default, there is no files managed when a Salome_file is created, but the supervisor set some files managed by the Salome_file from the information contained into the schema file. \param service_name service's name. \exception contains information about files that are not in a good state. */ void checkOutputFilesToService(in string service_name) raises(SALOME::SALOME_Exception); //! This method adds an output Salome_file to a service of the component. /*! \param service_name service's name. \param Salome_file_name name of the Salome_file \return a reference of the Salome_file \exception raises an exception if there is already a Salome_file with this name for the service. */ Engines::Salome_file setOutputFileToService(in string service_name, in string Salome_file_name) raises(SALOME::SALOME_Exception); //! Indicate if the component instance provides custom information about its objects. /*! Returns true if the component provides custom information about its objects, false otherwise. Should be redefined in the certain component to return true in case of this component provides such information. */ boolean hasObjectInfo(); //! Get custom information about the given object. /*! This method is used to get the custom information about the given object. Should be redefined in the certain component in case of this component provides such information. It is worth using this method only if hasObjectInfo() method returns true. \param entry object's entry. \return an information about the given object. */ string getObjectInfo(in string entry); //! Get version of the component /*! This method is supposed to be implemented in all derived classes; default implementation returns "unknown" string that means that no version information about the component is available. \note The version of the component is stored to the study, as a part of general persistence mechanism; once stored, version information in the study cannot be changed. \return string containing component's version, e.g. "1.0" */ string getVersion(); }; /*! \brief Base interface of the %component that supports exporting data. */ interface ImportableComponent { /*! \brief Get a list of supported formats */ SALOME::StringSeq GetImportableFormats(); boolean ImportDataAs(in string format, in SALOME::GenericObj exporter); }; //! A block of binary data used for file transfer. The maximum size of the block is defined on server side. typedef sequence fileBlock; /*! \brief Interface of fileTransfer. The fileTransfer and fileRef interfaces provide a file transfer service between different computers. */ interface fileTransfer : SALOME::GenericObj { //! Open the file transfer /*! open method returns a key (fileId) that identifies the structure (ex: C FILE), associated to the original file on the server. The structure is created by a container for transfer of files availables on the computer which runs the container. Each open gives a unique fileId, to allow concurrent reads of the same File. */ long open(in string fileName); //! Open the file transfer in write mode for file fileName /*! \param fileName the file to copy into with putBlock \return the id to use with putBlock */ long openW(in string fileName); //! Close the file transfer /*! when the file transfer is finished, close method releases structures created by open method, identified by fileId. */ void close(in long fileId); //! Get a file data block /*! Get successive blocks of octets from the original file. The last block is empty, and identifies the end of file. */ fileBlock getBlock(in long fileId); //! Put a file data block /*! \param fileId identification of the file obtained by openW \param block a data block to copy into the file identified by fileId */ void putBlock(in long fileId, in fileBlock block); }; //! A file managed by a Salome_file. struct file { //! file name string file_name; //! path name string path; string type; string source_file_name; //! status ("present" or "notpresent") string status; long node; Engines::Container container; }; //! A sequence of Engines::file. typedef sequence files; //! The state of a Salome_file. struct SfState { //! file name string name; //! hdf5 file where the file can be saved string hdf5_file_name; //! number of files managed long number_of_files; //! information if all the files are received boolean files_ok; }; /*! \brief Interface of a Salome_file managed This file is independent of a Salome module. It can managed one or more real files. It's useful for parallel files. Currently Salome_file cannot manage two files that have the same name but not the same path. */ interface Salome_file : Engines::fileTransfer { //! Load a Salome_file from a hdf5 file. /*! \param hdf5_file name (with path) of the hdf5_file. \exception contains information of errors if the loading doesn't succeed. */ void load(in string hdf5_file) raises (SALOME::SALOME_Exception); //! Save a Salome_file into a hdf5_file. /*! \param hdf5_file name (with path) of the hdf5_file. \exception contains information of errors if the save doesn't succeed. */ void save(in string hdf5_file) raises (SALOME::SALOME_Exception); //! Save a Salome_file into a hdf5_file. /*! All files that are managed are saved into the hdf5_file \param hdf5_file name (with path) of the hdf5_file. \exception contains information of errors if the save doesn't succeed. */ void save_all(in string hdf5_file) raises (SALOME::SALOME_Exception); /**************/ //! Add a Local file to the Salome_file. /*! \param file_name name of the file with the path. \exception raised if the file is already added into the Salome_file. */ void setLocalFile(in string comp_file_name) raises (SALOME::SALOME_Exception); //! Add a Distributed file to the Salome_file. /*! \param comp_file_name name of the file with the path. \exception raised if the file is already added into the Salome_file. */ void setDistributedFile(in string comp_file_name) raises (SALOME::SALOME_Exception); //! Connect a Salome_file with another Salome_file. /*! It works only if the Salome_file managed only one file \param source_Salome_file Salome_file that managed the distributed version of the file. \exception raised if there is more or less than one file. */ void connect(in Engines::Salome_file source_Salome_file) raises (SALOME::SALOME_Exception); //! Connect the managed file file_name to a Salome_file. /*! \param file_name name of the file without the path. \param source_Salome_file Salome_file that managed the distributed version of the file. \exception raised if the file doesn't exist. */ void connectDistributedFile(in string file_name, in Engines::Salome_file source_Salome_file) raises (SALOME::SALOME_Exception); //! Connect the file_name with a Distributed file_name. /*! \param file_name name of the file without the path. \param source_file_name It's the name of the file managed by the distributed source Salome_file. \exception raised if the file doesn't exist. */ void setDistributedSourceFile(in string file_name, in string source_file_name) raises (SALOME::SALOME_Exception); /**************/ //! Get all the distributed files managed by the Salome_file and check all the local files. /*! \exception raised if some of the files are not ok. */ void recvFiles() raises (SALOME::SALOME_Exception) ; /**************/ //! Remove a file of the Salome_file. /*! \param file_name name of the file. \exception raised if the file doesn't exist. */ void removeFile(in string file_name) raises (SALOME::SALOME_Exception); //! Remove all the files of the Salome_file. void removeFiles(); /**************/ //! Get the list of the files managed by the Salome_file. /*! The list can be empty. */ Engines::files getFilesInfos(); //! Get a file managed by the Salome_file. /*! \param file_name the name of the file. \return CORBA file reference. \exception raised if the file doesn't exist. */ Engines::file getFileInfos(in string file_name) raises (SALOME::SALOME_Exception); //! Return the state of the Salome_file. Engines::SfState getSalome_fileState(); //! Set the container where files are. /*! \param container container CORBA's reference. */ void setContainer(in Engines::Container container); }; /*! \brief Interface of fileRef. The fileTransfer and fileRef interfaces provide a file transfer service between different computers. A fileRef object is associated to an original file (origFileName) on a machine (refMachine). It is created by a container (factoryServer) on refMachine, with createFileRef(in string origFileName) method. The fileRef object maintains a list of (machine,filename) for copies. If a copy exists on myMachine, getRef(myMachine) returns the file name of the copy on myMachine, else returns empty string. If there is no copy on myMachine, method getFileTransfer() from container factoryServer on refMachine provides a fileTransfer object dedicated to CORBA file copy. After the copy, addRef(myMachine, localFileNameOnMyMachine) registers the file name of the copy on myMachine. */ interface fileRef { //! the original file readonly attribute string origFileName; //! the machine of the original file readonly attribute string refMachine; Container getContainer(); boolean addRef(in string machine, in string fileName); string getRef(in string machine); }; }; #endif