Commit b32dba84 authored by Marc Vef's avatar Marc Vef
Browse files

ifs: coding in progress ...

parent e33defb0

ifs/CMakeLists.txt

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@@ -43,10 +43,13 @@ set(SOURCE_FILES main.cpp main.hpp configure.hpp 
        src/db/db_util.cpp src/classes/fs_data.cpp src/classes/rpc_data.cpp



        include/db/db_util.hpp include/classes/fs_data.hpp include/classes/rpc_data.hpp

        include/classes/metadata.hpp src/classes/metadata.cpp

        src/daemon/adafs_daemon.cpp include/daemon/adafs_daemon.hpp



        include/rpc/rpc_defs.hpp include/rpc/rpc_types.hpp



        src/daemon/fs_operations.cpp src/daemon/fs_operations.cpp include/daemon/fs_operations.hpp)



        src/daemon/fs_operations.cpp src/daemon/fs_operations.cpp include/daemon/fs_operations.hpp src/adafs_ops/metadentry.cpp include/adafs_ops/metadentry.hpp src/db/db_ops.cpp src/db/db_ops.cpp include/db/db_ops.hpp)

add_executable(adafs_daemon ${SOURCE_FILES})

target_link_libraries(adafs_daemon ${ROCKSDB_LIBRARIES}

        # rocksdb libs

ifs/include/adafs_ops/metadentry.hpp

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//

// Created by evie on 9/6/17.

//



#ifndef IFS_METADENTRY_HPP

#define IFS_METADENTRY_HPP



#include "../../main.hpp"



int create_node(const std::string& path, const uid_t uid, const gid_t gid, mode_t mode);



int create_metadentry(const std::string& path, mode_t mode);



#endif //IFS_METADENTRY_HPP

ifs/include/classes/metadata.hpp

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#ifndef FS_METADATA_H

#define FS_METADATA_H



#include "../../main.hpp"





class Metadata {



private:

    time_t atime_;             // access time. gets updated on file access unless mounted with noatime

    time_t mtime_;             // modify time. gets updated when file content is modified.

    time_t ctime_;             // change time. gets updated when the file attributes are changed AND when file content is modified.

    uid_t uid_;

    gid_t gid_;

    mode_t mode_;

    uint64_t inode_no_;

    nlink_t link_count_;       // number of names for this inode (hardlinks)

    off_t size_;               // size_ in bytes, might be computed instead of stored

    blkcnt_t blocks_;          // allocated file system blocks_





public:

    Metadata();



    Metadata(mode_t mode, uint32_t uid, uint32_t gid);



    Metadata(mode_t mode, uid_t uid, gid_t gid, uint64_t inode);



    void init_ACM_time();



    void update_ACM_time(bool a, bool c, bool m);



    //Getter and Setter

    time_t atime() const;



    void atime(time_t atime_);



    time_t mtime() const;



    void mtime(time_t mtime_);



    time_t ctime() const;



    void ctime(time_t ctime_);



    uid_t uid() const;



    void uid(uid_t uid_);



    gid_t gid() const;



    void gid(gid_t gid_);



    mode_t mode() const;



    void mode(mode_t mode_);



    uint64_t inode_no() const;



    void inode_no(uint64_t inode_no_);



    nlink_t link_count() const;



    void link_count(nlink_t link_count_);



    off_t size() const;



    void size(off_t size_);



    blkcnt_t blocks() const;



    void blocks(blkcnt_t blocks_);



};





#endif //FS_METADATA_H

ifs/include/db/db_ops.hpp

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//

// Created by evie on 9/6/17.

//



#ifndef IFS_DB_OPS_HPP

#define IFS_DB_OPS_HPP



#include "../../main.hpp"



std::string db_get_metadentry(const std::string& key);



bool db_put_metadentry(const std::string& key, const std::string& val);



bool db_delete_metadentry(const std::string& key);



bool db_metadentry_exists(const std::string& key);



bool db_is_dir_entry(const std::string& dir_path);



#endif //IFS_DB_OPS_HPP

ifs/include/db/db_util.hpp

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@@ -27,6 +27,9 @@ bool init_rocksdb(); 


void optimize_rocksdb(rocksdb::Options& options);



std::string

db_build_metadentry_value(); // TODO this would build a value based on the number of metadata fields that are used in the fs configuration



//std::string db_build_dentry_key(const fuse_ino_t inode, const std::string& name);

//

//std::string db_build_dentry_prefix(const fuse_ino_t inode);