Commit c4a11105 authored by Marc Vef's avatar Marc Vef
Browse files

Preload: Adding access() intercept for client

parent 03c6e619

ifs/include/global_defs.hpp

+13 −14
Original line number Diff line number Diff line 
//

// Created by evie on 11/15/17.

//



#ifndef IFS_GLOBAL_DEFS_HPP

#define IFS_GLOBAL_DEFS_HPP



// These definitions set the RPC's identity and which handler the receiver end should use

#define IPC_FS_CONFIG_TAG "ipc_srv_fs_config"

#define RPC_MINIMAL_TAG "rpc_minimal"

#define RPC_OPEN_TAG "rpc_srv_open"

#define RPC_STAT_TAG "rpc_srv_stat"

#define RPC_UNLINK_TAG "rpc_srv_unlink"

#define RPC_UPDATE_METADENTRY_TAG "rpc_srv_update_metadentry"

#define RPC_UPDATE_METADENTRY_SIZE_TAG "rpc_srv_update_metadentry_size"

#define RPC_WRITE_DATA_TAG "rpc_srv_write_data"

#define RPC_READ_DATA_TAG "rpc_srv_read_data"

// These constexpr set the RPC's identity and which handler the receiver end should use

namespace hg_tag {

    constexpr auto fs_config = "ipc_srv_fs_config";

    constexpr auto minimal = "rpc_minimal";

    constexpr auto open = "rpc_srv_open";

    constexpr auto access = "rpc_srv_access";

    constexpr auto stat = "rpc_srv_stat";

    constexpr auto unlink = "rpc_srv_unlink";

    constexpr auto update_metadentry = "rpc_srv_update_metadentry";

    constexpr auto update_metadentry_size = "rpc_srv_update_metadentry_size";

    constexpr auto write_data = "rpc_srv_write_data";

    constexpr auto read_data = "rpc_srv_read_data";

}



#endif //IFS_GLOBAL_DEFS_HPP

ifs/include/preload/adafs_functions.hpp

+2 −0
Original line number Diff line number Diff line
@@ -5,6 +5,8 @@ 


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



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



int adafs_stat(const std::string& path, struct stat* buf);



int adafs_stat64(const std::string& path, struct stat64* buf);

ifs/include/preload/passthrough.hpp

+3 −2
Original line number Diff line number Diff line
@@ -25,6 +25,9 @@ extern void* libc_rmdir; 
extern void* libc_close;

//extern void* libc___close; //unused



extern void* libc_access;

extern void* libc_faccessat;



extern void* libc_stat;

extern void* libc_fstat;

extern void* libc___xstat;
@@ -34,8 +37,6 @@ extern void* libc___fxstat64; 
extern void* libc___lxstat;

extern void* libc___lxstat64;



extern void* libc_access;



extern void* libc_puts;



extern void* libc_write;

ifs/include/preload/preload.hpp

+1 −0
Original line number Diff line number Diff line
@@ -11,6 +11,7 @@ 
#include <cstdint>

#include <fcntl.h>

#include <cerrno>

#include <unistd.h>



#include "../../configure.hpp"

#include <global_defs.hpp>

ifs/include/preload/preload_util.hpp

+2 −0
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ extern hg_addr_t daemon_svr_addr; 
extern hg_id_t ipc_minimal_id;

extern hg_id_t ipc_config_id;

extern hg_id_t ipc_open_id;

extern hg_id_t ipc_access_id;

extern hg_id_t ipc_stat_id;

extern hg_id_t ipc_unlink_id;

extern hg_id_t ipc_update_metadentry_id;
@@ -83,6 +84,7 @@ extern hg_id_t ipc_read_data_id; 
extern hg_id_t rpc_minimal_id;

extern hg_id_t rpc_open_id;

extern hg_id_t rpc_stat_id;

extern hg_id_t rpc_access_id;

extern hg_id_t rpc_unlink_id;

extern hg_id_t rpc_update_metadentry_id;

extern hg_id_t rpc_update_metadentry_size_id;