diff options
Diffstat (limited to 'examples/VFS/recycle.c')
| -rw-r--r-- | examples/VFS/recycle.c | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/examples/VFS/recycle.c b/examples/VFS/recycle.c deleted file mode 100644 index 74d3657895a..00000000000 --- a/examples/VFS/recycle.c +++ /dev/null @@ -1,287 +0,0 @@ -/* - * Auditing VFS module for samba. Log selected file operations to syslog - * facility. - * - * Copyright (C) 2001, Brandon Stone, Amherst College, <bbstone@amherst.edu>. - * Copyright (C) 2002, Jeremy Allison - modified to make a VFS module. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include "config.h" -#include <stdio.h> -#include <sys/stat.h> -#ifdef HAVE_UTIME_H -#include <utime.h> -#endif -#ifdef HAVE_DIRENT_H -#include <dirent.h> -#endif -#include <syslog.h> -#ifdef HAVE_FCNTL_H -#include <fcntl.h> -#endif -#include <errno.h> -#include <string.h> -#include <includes.h> -#include <vfs.h> - -/* VFS operations */ - -extern struct vfs_ops default_vfs_ops; /* For passthrough operation */ - -static int recycle_unlink(connection_struct *, const char *); -static int recycle_connect(struct connection_struct *conn, const char *service, const char *user); -static void recycle_disconnect(struct connection_struct *conn); - -struct vfs_ops recycle_ops = { - - /* Disk operations */ - - recycle_connect, /* connect */ - recycle_disconnect, /* disconnect */ - NULL, /* disk free */ - - /* Directory operations */ - - NULL, /* opendir */ - NULL, /* readdir */ - NULL, /* mkdir */ - NULL, /* rmdir */ - NULL, /* closedir */ - - /* File operations */ - - NULL, /* open */ - NULL, /* close */ - NULL, /* read */ - NULL, /* write */ - NULL, /* lseek */ - NULL, /* rename */ - NULL, /* fsync */ - NULL, /* stat */ - NULL, /* fstat */ - NULL, /* lstat */ - recycle_unlink, - NULL, /* chmod */ - NULL, /* fchmod */ - NULL, /* chown */ - NULL, /* fchown */ - NULL, /* chdir */ - NULL, /* getwd */ - NULL, /* utime */ - NULL, /* ftruncate */ - NULL, /* lock */ - NULL, /* symlink */ - NULL, /* readlink */ - NULL, /* link */ - NULL, /* mknod */ - NULL, /* realpath */ - NULL, /* fget_nt_acl */ - NULL, /* get_nt_acl */ - NULL, /* fset_nt_acl */ - NULL, /* set_nt_acl */ - - NULL, /* chmod_acl */ - NULL, /* fchmod_acl */ - - NULL, /* sys_acl_get_entry */ - NULL, /* sys_acl_get_tag_type */ - NULL, /* sys_acl_get_permset */ - NULL, /* sys_acl_get_qualifier */ - NULL, /* sys_acl_get_file */ - NULL, /* sys_acl_get_fd */ - NULL, /* sys_acl_clear_perms */ - NULL, /* sys_acl_add_perm */ - NULL, /* sys_acl_to_text */ - NULL, /* sys_acl_init */ - NULL, /* sys_acl_create_entry */ - NULL, /* sys_acl_set_tag_type */ - NULL, /* sys_acl_set_qualifier */ - NULL, /* sys_acl_set_permset */ - NULL, /* sys_acl_valid */ - NULL, /* sys_acl_set_file */ - NULL, /* sys_acl_set_fd */ - NULL, /* sys_acl_delete_def_file */ - NULL, /* sys_acl_get_perm */ - NULL, /* sys_acl_free_text */ - NULL, /* sys_acl_free_acl */ - NULL /* sys_acl_free_qualifier */ -}; - -/* VFS initialisation function. Return initialised vfs_ops structure - back to SAMBA. */ - -struct vfs_ops *vfs_init(int *vfs_version, struct vfs_ops *def_vfs_ops) -{ - struct vfs_ops tmp_ops; - - *vfs_version = SMB_VFS_INTERFACE_VERSION; - memcpy(&tmp_ops, def_vfs_ops, sizeof(struct vfs_ops)); - tmp_ops.unlink = recycle_unlink; - tmp_ops.connect = recycle_connect; - tmp_ops.disconnect = recycle_disconnect; - memcpy(&recycle_ops, &tmp_ops, sizeof(struct vfs_ops)); - return &recycle_ops; -} - -static int recycle_connect(struct connection_struct *conn, const char *service, const char *user) -{ - pstring opts_str; - fstring recycle_bin; - char *p; - - DEBUG(3,("recycle_connect: called for service %s as user %s\n", service, user)); - - pstrcpy(opts_str, (const char *)lp_vfs_options(SNUM(conn))); - if (!*opts_str) { - DEBUG(3,("recycle_connect: No options listed (%s).\n", lp_vfs_options(SNUM(conn)) )); - return 0; /* No options. */ - } - - p = opts_str; - if (next_token(&p,recycle_bin,"=",sizeof(recycle_bin))) { - if (!strequal("recycle", recycle_bin)) { - DEBUG(3,("recycle_connect: option %s is not recycle\n", recycle_bin )); - return -1; - } - } - - if (!next_token(&p,recycle_bin," \n",sizeof(recycle_bin))) { - DEBUG(3,("recycle_connect: no option after recycle=\n")); - return -1; - } - - DEBUG(10,("recycle_connect: recycle name is %s\n", recycle_bin )); - - conn->vfs_private = (void *)strdup(recycle_bin); - return 0; -} - -static void recycle_disconnect(struct connection_struct *conn) -{ - SAFE_FREE(conn->vfs_private); -} - -static BOOL recycle_XXX_exist(connection_struct *conn, const char *dname, BOOL isdir) -{ - SMB_STRUCT_STAT st; - - if (default_vfs_ops.stat(conn,dname,&st) != 0) - return(False); - - if (isdir) - return S_ISDIR(st.st_mode) ? True : False; - else - return S_ISREG(st.st_mode) ? True : False; -} - -static BOOL recycle_directory_exist(connection_struct *conn, const char *dname) -{ - return recycle_XXX_exist(conn, dname, True); -} - -static BOOL recycle_file_exist(connection_struct *conn, const char *fname) -{ - return recycle_XXX_exist(conn, fname, False); -} - -static SMB_OFF_T recycle_get_file_size(connection_struct *conn, const char *fname) -{ - SMB_STRUCT_STAT st; - - if (default_vfs_ops.stat(conn,fname,&st) != 0) - return (SMB_OFF_T)-1; - - return(st.st_size); -} - -/******************************************************************** - Check if file should be recycled -*********************************************************************/ - -static int recycle_unlink(connection_struct *conn, const char *inname) -{ - fstring recycle_bin; - pstring fname; - char *base, *ext; - pstring bin; - int i=1, len, addlen; - int dir_mask=0770; - SMB_BIG_UINT dfree,dsize,bsize; - - *recycle_bin = '\0'; - pstrcpy(fname, inname); - - if (conn->vfs_private) - fstrcpy(recycle_bin, (const char *)conn->vfs_private); - - if(!*recycle_bin) { - DEBUG(3, ("recycle bin: share parameter not set, purging %s...\n", fname)); - return default_vfs_ops.unlink(conn,fname); - } - - if(recycle_get_file_size(conn, fname) == 0) { - DEBUG(3, ("recycle bin: file %s is empty, purging...\n", fname)); - return default_vfs_ops.unlink(conn,fname); - } - - base = strrchr(fname, '/') + 1; - if(base == (char*)1) - ext = strrchr(fname, '.'); - else - ext = strrchr(base, '.'); - - pstrcpy(bin, recycle_bin); - pstrcat(bin, "/"); - pstrcat(bin, base); - - if(strcmp(fname,bin) == 0) { - DEBUG(3, ("recycle bin: file %s exists, purging...\n", fname)); - return default_vfs_ops.unlink(conn,fname); - } - - len = strlen(bin); - addlen = sizeof(pstring)-len-1; - while(recycle_file_exist(conn,bin)) { - slprintf(bin+len, addlen, " (Copy #%d)", i++); - pstrcat(bin, ext); - } - - DEBUG(3, ("recycle bin: moving source=%s to dest=%s\n", fname, bin)); - default_vfs_ops.disk_free(conn,".",True,&bsize,&dfree,&dsize); - if((unsigned int)dfree > 0) { - int ret; - if(!recycle_directory_exist(conn,recycle_bin)) { - DEBUG(3, ("recycle bin: directory %s nonexistant, creating...\n", recycle_bin)); - if (default_vfs_ops.mkdir(conn,recycle_bin,dir_mask) == -1) { - DEBUG(3, ("recycle bin: unable to create directory %s. Error was %s\n", - recycle_bin, strerror(errno) )); - } - } - DEBUG(3, ("recycle bin: move %s -> %s\n", fname, bin)); - - ret = default_vfs_ops.rename(conn, fname, bin); - if (ret == -1) { - DEBUG(3, ("recycle bin: move error %d (%s)\n", errno, strerror(errno) )); - DEBUG(3, ("recycle bin: move failed, purging...\n")); - return default_vfs_ops.unlink(conn,fname); - } - return ret; - } else { - DEBUG(3, ("recycle bin: move failed, purging...\n")); - return default_vfs_ops.unlink(conn,fname); - } -} |