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962a40a6ff
Replace direct function calls with pointers holding their equivalent addresses. BUG: https://bugzilla.samba.org/show_bug.cgi?id=15703 Signed-off-by: Anoop C S <anoopcs@samba.org> Reviewed-by: Guenther Deschner <gd@samba.org>
3565 lines
86 KiB
C
3565 lines
86 KiB
C
/*
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Unix SMB/CIFS implementation.
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Wrap disk only vfs functions to sidestep dodgy compilers.
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Copyright (C) Tim Potter 1998
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Copyright (C) Jeremy Allison 2007
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Copyright (C) Brian Chrisman 2011 <bchrisman@gmail.com>
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Copyright (C) Richard Sharpe 2011 <realrichardsharpe@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* This VFS only works with the libcephfs.so user-space client. It is not needed
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* if you are using the kernel client or the FUSE client.
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*
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* Add the following smb.conf parameter to each share that will be hosted on
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* Ceph:
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*
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* vfs objects = [any others you need go here] ceph_new
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*/
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#include "includes.h"
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#include "smbd/smbd.h"
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#include "system/filesys.h"
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#include <dirent.h>
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#include <sys/statvfs.h>
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#include "cephfs/libcephfs.h"
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#include "smbprofile.h"
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#include "modules/posixacl_xattr.h"
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#include "lib/util/tevent_unix.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_VFS
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#ifndef LIBCEPHFS_VERSION
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#define LIBCEPHFS_VERSION(maj, min, extra) ((maj << 16) + (min << 8) + extra)
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#define LIBCEPHFS_VERSION_CODE LIBCEPHFS_VERSION(0, 0, 0)
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#endif
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/*
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* Use %llu whenever we have a 64bit unsigned int, and cast to (long long
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* unsigned)
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*/
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#define llu(_var) ((long long unsigned)_var)
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/*
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* Note, libcephfs's return code model is to return -errno. Thus we have to
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* convert to what Samba expects: set errno to non-negative value and return -1.
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*
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* Using convenience helper functions to avoid non-hygienic macro.
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*/
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static int status_code(int ret)
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{
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if (ret < 0) {
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errno = -ret;
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return -1;
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}
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return ret;
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}
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static ssize_t lstatus_code(intmax_t ret)
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{
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if (ret < 0) {
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errno = -((int)ret);
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return -1;
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}
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return (ssize_t)ret;
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}
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enum vfs_cephfs_proxy_mode {
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VFS_CEPHFS_PROXY_NO = 0,
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VFS_CEPHFS_PROXY_YES,
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VFS_CEPHFS_PROXY_AUTO
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};
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static const struct enum_list enum_vfs_cephfs_proxy_vals[] = {
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{VFS_CEPHFS_PROXY_NO, "No"},
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{VFS_CEPHFS_PROXY_NO, "False"},
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{VFS_CEPHFS_PROXY_NO, "0"},
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{VFS_CEPHFS_PROXY_NO, "Off"},
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{VFS_CEPHFS_PROXY_NO, "disable"},
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{VFS_CEPHFS_PROXY_YES, "Yes"},
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{VFS_CEPHFS_PROXY_YES, "True"},
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{VFS_CEPHFS_PROXY_YES, "1"},
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{VFS_CEPHFS_PROXY_YES, "On"},
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{VFS_CEPHFS_PROXY_YES, "enable"},
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{VFS_CEPHFS_PROXY_AUTO, "auto"},
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{-1, NULL}
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};
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#define CEPH_FN(_name) typeof(_name) *_name ## _fn
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struct vfs_ceph_config {
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const char *conf_file;
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const char *user_id;
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const char *fsname;
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struct cephmount_cached *mount_entry;
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struct ceph_mount_info *mount;
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enum vfs_cephfs_proxy_mode proxy;
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void *libhandle;
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CEPH_FN(ceph_ll_lookup_inode);
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CEPH_FN(ceph_ll_walk);
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CEPH_FN(ceph_ll_getattr);
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CEPH_FN(ceph_ll_setattr);
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CEPH_FN(ceph_ll_releasedir);
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CEPH_FN(ceph_ll_create);
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CEPH_FN(ceph_ll_lookup);
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CEPH_FN(ceph_ll_open);
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CEPH_FN(ceph_ll_opendir);
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CEPH_FN(ceph_ll_mkdir);
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CEPH_FN(ceph_ll_rmdir);
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CEPH_FN(ceph_ll_unlink);
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CEPH_FN(ceph_ll_symlink);
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CEPH_FN(ceph_ll_readlink);
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CEPH_FN(ceph_ll_put);
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CEPH_FN(ceph_ll_read);
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CEPH_FN(ceph_ll_write);
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CEPH_FN(ceph_ll_lseek);
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CEPH_FN(ceph_ll_fsync);
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CEPH_FN(ceph_ll_fallocate);
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CEPH_FN(ceph_ll_link);
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CEPH_FN(ceph_ll_rename);
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CEPH_FN(ceph_ll_mknod);
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CEPH_FN(ceph_ll_getxattr);
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CEPH_FN(ceph_ll_setxattr);
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CEPH_FN(ceph_ll_listxattr);
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CEPH_FN(ceph_ll_removexattr);
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CEPH_FN(ceph_ll_lookup_root);
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CEPH_FN(ceph_ll_statfs);
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CEPH_FN(ceph_ll_close);
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CEPH_FN(ceph_chdir);
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CEPH_FN(ceph_conf_get);
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CEPH_FN(ceph_conf_read_file);
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CEPH_FN(ceph_conf_set);
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CEPH_FN(ceph_create);
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CEPH_FN(ceph_getcwd);
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CEPH_FN(ceph_init);
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CEPH_FN(ceph_mount);
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CEPH_FN(ceph_release);
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CEPH_FN(ceph_select_filesystem);
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CEPH_FN(ceph_unmount);
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CEPH_FN(ceph_userperm_destroy);
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CEPH_FN(ceph_userperm_new);
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CEPH_FN(ceph_version);
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CEPH_FN(ceph_readdir);
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CEPH_FN(ceph_rewinddir);
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};
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/*
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* Track unique connections, as virtual mounts, to cephfs file systems.
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* Individual mount-entries will be set on the handle->data attribute, but
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* the mounts themselves will be shared so as not to spawn extra mounts
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* to the same cephfs.
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*
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* Individual mounts are IDed by a 'cookie' value that is a string built
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* from identifying parameters found in smb.conf.
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*/
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static struct cephmount_cached {
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char *cookie;
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uint32_t count;
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struct ceph_mount_info *mount;
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struct cephmount_cached *next, *prev;
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uint64_t fd_index;
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} *cephmount_cached;
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static int cephmount_cache_add(const char *cookie,
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struct ceph_mount_info *mount,
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struct cephmount_cached **out_entry)
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{
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struct cephmount_cached *entry = NULL;
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entry = talloc_zero(NULL, struct cephmount_cached);
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if (entry == NULL) {
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errno = ENOMEM;
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return -1;
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}
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entry->cookie = talloc_strdup(entry, cookie);
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if (entry->cookie == NULL) {
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talloc_free(entry);
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errno = ENOMEM;
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return -1;
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}
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entry->mount = mount;
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entry->count = 1;
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DBG_DEBUG("[CEPH] adding mount cache entry for %s\n", entry->cookie);
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DLIST_ADD(cephmount_cached, entry);
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*out_entry = entry;
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return 0;
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}
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static struct cephmount_cached *cephmount_cache_update(const char *cookie)
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{
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struct cephmount_cached *entry = NULL;
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for (entry = cephmount_cached; entry; entry = entry->next) {
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if (strcmp(entry->cookie, cookie) == 0) {
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entry->count++;
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DBG_DEBUG("[CEPH] updated mount cache: count is [%"
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PRIu32 "]\n", entry->count);
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return entry;
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}
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}
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errno = ENOENT;
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return NULL;
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}
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static int cephmount_cache_remove(struct cephmount_cached *entry)
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{
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if (--entry->count) {
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DBG_DEBUG("[CEPH] updated mount cache: count is [%"
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PRIu32 "]\n", entry->count);
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return entry->count;
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}
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DBG_DEBUG("[CEPH] removing mount cache entry for %s\n", entry->cookie);
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DLIST_REMOVE(cephmount_cached, entry);
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talloc_free(entry);
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return 0;
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}
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static char *cephmount_get_cookie(TALLOC_CTX * mem_ctx,
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struct vfs_ceph_config *config)
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{
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return talloc_asprintf(mem_ctx, "(%s/%s/%s)",
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config->conf_file,
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config->user_id,
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config->fsname);
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}
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static struct ceph_mount_info *cephmount_mount_fs(
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struct vfs_ceph_config *config)
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{
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int ret;
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char buf[256];
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struct ceph_mount_info *mnt = NULL;
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/* if config_file and/or user_id are NULL, ceph will use defaults */
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DBG_DEBUG("[CEPH] calling: ceph_create\n");
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ret = config->ceph_create_fn(&mnt, config->user_id);
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if (ret) {
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errno = -ret;
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return NULL;
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}
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DBG_DEBUG("[CEPH] calling: ceph_conf_read_file with %s\n",
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(config->conf_file == NULL ? "default path" : config->conf_file));
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ret = config->ceph_conf_read_file_fn(mnt, config->conf_file);
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if (ret) {
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goto err_cm_release;
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}
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DBG_DEBUG("[CEPH] calling: ceph_conf_get\n");
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ret = config->ceph_conf_get_fn(mnt, "log file", buf, sizeof(buf));
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if (ret < 0) {
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goto err_cm_release;
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}
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/* libcephfs disables POSIX ACL support by default, enable it... */
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ret = config->ceph_conf_set_fn(mnt, "client_acl_type", "posix_acl");
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if (ret < 0) {
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goto err_cm_release;
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}
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/* tell libcephfs to perform local permission checks */
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ret = config->ceph_conf_set_fn(mnt, "fuse_default_permissions", "false");
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if (ret < 0) {
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goto err_cm_release;
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}
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/*
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* select a cephfs file system to use:
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* In ceph, multiple file system support has been stable since
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* 'pacific'. Permit different shares to access different file systems.
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*/
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if (config->fsname != NULL) {
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ret = config->ceph_select_filesystem_fn(mnt, config->fsname);
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if (ret < 0) {
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goto err_cm_release;
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}
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}
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DBG_DEBUG("[CEPH] calling: ceph_mount\n");
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ret = config->ceph_mount_fn(mnt, NULL);
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if (ret >= 0) {
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goto cm_done;
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}
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err_cm_release:
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config->ceph_release_fn(mnt);
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mnt = NULL;
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DBG_DEBUG("[CEPH] Error mounting fs: %s\n", strerror(-ret));
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cm_done:
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/*
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* Handle the error correctly. Ceph returns -errno.
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*/
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if (ret) {
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errno = -ret;
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}
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return mnt;
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}
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#define CHECK_CEPH_FN(hnd, func) \
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do { \
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config->func ## _fn = dlsym(hnd, #func); \
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if (config->func ## _fn == NULL) { \
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if (dlclose(hnd)) { \
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DBG_ERR("%s\n", dlerror()); \
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} \
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errno = ENOSYS; \
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return false; \
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} \
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} while(0);
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static bool vfs_cephfs_load_lib(struct vfs_ceph_config *config)
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{
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void *libhandle = NULL;
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const char *libname = "libcephfs.so.2";
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const char *libname_proxy = "libcephfs_proxy.so.2";
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switch (config->proxy) {
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case VFS_CEPHFS_PROXY_YES:
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case VFS_CEPHFS_PROXY_AUTO:
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libhandle = dlopen(libname_proxy, RTLD_NOW);
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if (libhandle == NULL) {
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if (config->proxy == VFS_CEPHFS_PROXY_YES) {
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DBG_ERR("%s\n", dlerror());
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return false;
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}
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DBG_DEBUG("%s, trying %s\n", dlerror(), libname);
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FALL_THROUGH;
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} else {
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break;
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}
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case VFS_CEPHFS_PROXY_NO:
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default:
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libhandle = dlopen(libname, RTLD_LAZY);
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if (libhandle == NULL) {
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DBG_ERR("%s\n", dlerror());
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return false;
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}
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break;
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}
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CHECK_CEPH_FN(libhandle, ceph_ll_lookup_inode);
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CHECK_CEPH_FN(libhandle, ceph_ll_walk);
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CHECK_CEPH_FN(libhandle, ceph_ll_getattr);
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CHECK_CEPH_FN(libhandle, ceph_ll_setattr);
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CHECK_CEPH_FN(libhandle, ceph_ll_releasedir);
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CHECK_CEPH_FN(libhandle, ceph_ll_create);
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CHECK_CEPH_FN(libhandle, ceph_ll_open);
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CHECK_CEPH_FN(libhandle, ceph_ll_opendir);
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CHECK_CEPH_FN(libhandle, ceph_ll_mkdir);
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CHECK_CEPH_FN(libhandle, ceph_ll_rmdir);
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CHECK_CEPH_FN(libhandle, ceph_ll_unlink);
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CHECK_CEPH_FN(libhandle, ceph_ll_symlink);
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CHECK_CEPH_FN(libhandle, ceph_ll_readlink);
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|
CHECK_CEPH_FN(libhandle, ceph_ll_put);
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CHECK_CEPH_FN(libhandle, ceph_ll_read);
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CHECK_CEPH_FN(libhandle, ceph_ll_write);
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CHECK_CEPH_FN(libhandle, ceph_ll_lseek);
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CHECK_CEPH_FN(libhandle, ceph_ll_fsync);
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CHECK_CEPH_FN(libhandle, ceph_ll_fallocate);
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CHECK_CEPH_FN(libhandle, ceph_ll_link);
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|
CHECK_CEPH_FN(libhandle, ceph_ll_rename);
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CHECK_CEPH_FN(libhandle, ceph_ll_mknod);
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CHECK_CEPH_FN(libhandle, ceph_ll_getxattr);
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CHECK_CEPH_FN(libhandle, ceph_ll_setxattr);
|
|
CHECK_CEPH_FN(libhandle, ceph_ll_listxattr);
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CHECK_CEPH_FN(libhandle, ceph_ll_removexattr);
|
|
CHECK_CEPH_FN(libhandle, ceph_ll_lookup);
|
|
CHECK_CEPH_FN(libhandle, ceph_ll_lookup_root);
|
|
CHECK_CEPH_FN(libhandle, ceph_ll_statfs);
|
|
CHECK_CEPH_FN(libhandle, ceph_ll_close);
|
|
|
|
CHECK_CEPH_FN(libhandle, ceph_chdir);
|
|
CHECK_CEPH_FN(libhandle, ceph_conf_get);
|
|
CHECK_CEPH_FN(libhandle, ceph_conf_read_file);
|
|
CHECK_CEPH_FN(libhandle, ceph_conf_set);
|
|
CHECK_CEPH_FN(libhandle, ceph_create);
|
|
CHECK_CEPH_FN(libhandle, ceph_getcwd);
|
|
CHECK_CEPH_FN(libhandle, ceph_init);
|
|
CHECK_CEPH_FN(libhandle, ceph_mount);
|
|
CHECK_CEPH_FN(libhandle, ceph_release);
|
|
CHECK_CEPH_FN(libhandle, ceph_select_filesystem);
|
|
CHECK_CEPH_FN(libhandle, ceph_unmount);
|
|
CHECK_CEPH_FN(libhandle, ceph_userperm_destroy);
|
|
CHECK_CEPH_FN(libhandle, ceph_userperm_new);
|
|
CHECK_CEPH_FN(libhandle, ceph_version);
|
|
CHECK_CEPH_FN(libhandle, ceph_readdir);
|
|
CHECK_CEPH_FN(libhandle, ceph_rewinddir);
|
|
|
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config->libhandle = libhandle;
|
|
|
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return true;
|
|
}
|
|
|
|
static int vfs_ceph_config_destructor(struct vfs_ceph_config *config)
|
|
{
|
|
if (config->libhandle) {
|
|
if (dlclose(config->libhandle)) {
|
|
DBG_ERR("%s\n", dlerror());
|
|
}
|
|
}
|
|
|
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return 0;
|
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}
|
|
|
|
static bool vfs_ceph_load_config(struct vfs_handle_struct *handle,
|
|
struct vfs_ceph_config **config)
|
|
{
|
|
struct vfs_ceph_config *config_tmp = NULL;
|
|
int snum = SNUM(handle->conn);
|
|
const char *module_name = "ceph_new";
|
|
bool ok;
|
|
|
|
if (SMB_VFS_HANDLE_TEST_DATA(handle)) {
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config_tmp,
|
|
struct vfs_ceph_config,
|
|
return false);
|
|
goto done;
|
|
}
|
|
|
|
config_tmp = talloc_zero(handle->conn, struct vfs_ceph_config);
|
|
if (config_tmp == NULL) {
|
|
errno = ENOMEM;
|
|
return false;
|
|
}
|
|
talloc_set_destructor(config_tmp, vfs_ceph_config_destructor);
|
|
|
|
config_tmp->conf_file = lp_parm_const_string(snum, module_name,
|
|
"config_file", ".");
|
|
config_tmp->user_id = lp_parm_const_string(snum, module_name,
|
|
"user_id", "");
|
|
config_tmp->fsname = lp_parm_const_string(snum, module_name,
|
|
"filesystem", "");
|
|
config_tmp->proxy = lp_parm_enum(snum, module_name, "proxy",
|
|
enum_vfs_cephfs_proxy_vals,
|
|
VFS_CEPHFS_PROXY_NO);
|
|
if (config_tmp->proxy == -1) {
|
|
DBG_ERR("value for proxy: mode unknown\n");
|
|
return false;
|
|
}
|
|
|
|
ok = vfs_cephfs_load_lib(config_tmp);
|
|
if (!ok) {
|
|
return false;
|
|
}
|
|
|
|
SMB_VFS_HANDLE_SET_DATA(handle, config_tmp, NULL,
|
|
struct vfs_ceph_config, return false);
|
|
|
|
done:
|
|
*config = config_tmp;
|
|
|
|
return true;
|
|
}
|
|
|
|
/* Check for NULL pointer parameters in vfs_ceph_* functions */
|
|
|
|
/* We don't want to have NULL function pointers lying around. Someone
|
|
is sure to try and execute them. These stubs are used to prevent
|
|
this possibility. */
|
|
|
|
static int vfs_ceph_connect(struct vfs_handle_struct *handle,
|
|
const char *service, const char *user)
|
|
{
|
|
int ret = 0;
|
|
struct cephmount_cached *entry = NULL;
|
|
struct ceph_mount_info *mount = NULL;
|
|
char *cookie;
|
|
struct vfs_ceph_config *config = NULL;
|
|
bool ok;
|
|
|
|
ok = vfs_ceph_load_config(handle, &config);
|
|
if (!ok) {
|
|
return -1;
|
|
}
|
|
|
|
cookie = cephmount_get_cookie(handle, config);
|
|
if (cookie == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
entry = cephmount_cache_update(cookie);
|
|
if (entry != NULL) {
|
|
goto connect_ok;
|
|
}
|
|
|
|
mount = cephmount_mount_fs(config);
|
|
if (mount == NULL) {
|
|
ret = -1;
|
|
goto connect_fail;
|
|
}
|
|
|
|
ret = cephmount_cache_add(cookie, mount, &entry);
|
|
if (ret != 0) {
|
|
goto connect_fail;
|
|
}
|
|
|
|
connect_ok:
|
|
config->mount = entry->mount;
|
|
config->mount_entry = entry;
|
|
DBG_WARNING("Connection established with the server: %s\n", cookie);
|
|
|
|
/*
|
|
* Unless we have an async implementation of getxattrat turn this off.
|
|
*/
|
|
lp_do_parameter(SNUM(handle->conn), "smbd async dosmode", "false");
|
|
connect_fail:
|
|
talloc_free(cookie);
|
|
return ret;
|
|
}
|
|
|
|
static void vfs_ceph_disconnect(struct vfs_handle_struct *handle)
|
|
{
|
|
struct ceph_mount_info *mount = NULL;
|
|
int ret = 0;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config, return);
|
|
|
|
mount = config->mount;
|
|
|
|
ret = cephmount_cache_remove(config->mount_entry);
|
|
if (ret > 0) {
|
|
DBG_DEBUG("[CEPH] mount cache entry still in use\n");
|
|
return;
|
|
}
|
|
|
|
ret = config->ceph_unmount_fn(mount);
|
|
if (ret < 0) {
|
|
DBG_ERR("[CEPH] failed to unmount: %s\n", strerror(-ret));
|
|
}
|
|
|
|
ret = config->ceph_release_fn(mount);
|
|
if (ret < 0) {
|
|
DBG_ERR("[CEPH] failed to release: %s\n", strerror(-ret));
|
|
}
|
|
|
|
config->mount_entry = NULL;
|
|
|
|
TALLOC_FREE(config);
|
|
}
|
|
|
|
/* Ceph user-credentials */
|
|
static struct UserPerm *vfs_ceph_userperm_new(struct vfs_ceph_config *config,
|
|
struct connection_struct *conn)
|
|
{
|
|
const struct security_unix_token *unix_token = NULL;
|
|
|
|
unix_token = get_current_utok(conn);
|
|
return config->ceph_userperm_new_fn(unix_token->uid,
|
|
unix_token->gid,
|
|
unix_token->ngroups,
|
|
unix_token->groups);
|
|
}
|
|
|
|
static void vfs_ceph_userperm_del(struct vfs_ceph_config *config,
|
|
struct UserPerm *uperm)
|
|
{
|
|
if (uperm != NULL) {
|
|
config->ceph_userperm_destroy_fn(uperm);
|
|
}
|
|
}
|
|
|
|
/* Ceph's statx to Samba's stat_ex */
|
|
#define SAMBA_STATX_ATTR_MASK (CEPH_STATX_BASIC_STATS | CEPH_STATX_BTIME)
|
|
|
|
static void smb_stat_from_ceph_statx(SMB_STRUCT_STAT *st,
|
|
const struct ceph_statx *stx)
|
|
{
|
|
ZERO_STRUCTP(st);
|
|
|
|
st->st_ex_dev = stx->stx_dev;
|
|
st->st_ex_rdev = stx->stx_rdev;
|
|
st->st_ex_ino = stx->stx_ino;
|
|
st->st_ex_mode = stx->stx_mode;
|
|
st->st_ex_uid = stx->stx_uid;
|
|
st->st_ex_gid = stx->stx_gid;
|
|
st->st_ex_size = stx->stx_size;
|
|
st->st_ex_nlink = stx->stx_nlink;
|
|
st->st_ex_atime = stx->stx_atime;
|
|
st->st_ex_btime = stx->stx_btime;
|
|
st->st_ex_ctime = stx->stx_ctime;
|
|
st->st_ex_mtime = stx->stx_mtime;
|
|
st->st_ex_blksize = stx->stx_blksize;
|
|
st->st_ex_blocks = stx->stx_blocks;
|
|
}
|
|
|
|
/* Ceph's inode + ino-number */
|
|
struct vfs_ceph_iref {
|
|
struct Inode *inode;
|
|
uint64_t ino; /* for debug printing */
|
|
bool owner; /* indicate when actual owner of Inode ref */
|
|
};
|
|
|
|
/* Ceph DIR pointer wrapper */
|
|
struct vfs_ceph_dirp {
|
|
struct ceph_dir_result *cdr;
|
|
};
|
|
|
|
/* Ceph file-handles via fsp-extension */
|
|
struct vfs_ceph_fh {
|
|
struct vfs_ceph_dirp dirp; /* keep first for up-casting */
|
|
struct cephmount_cached *cme;
|
|
struct UserPerm *uperm;
|
|
struct files_struct *fsp;
|
|
struct vfs_ceph_config *config;
|
|
struct vfs_ceph_iref iref;
|
|
struct Fh *fh;
|
|
int fd;
|
|
};
|
|
|
|
static int cephmount_next_fd(struct cephmount_cached *cme)
|
|
{
|
|
/*
|
|
* Those file-descriptor numbers are reported back to VFS layer
|
|
* (debug-hints only). Using numbers within a large range of
|
|
* [1000, 1001000], thus the chances of (annoying but harmless)
|
|
* collision are low.
|
|
*/
|
|
uint64_t next;
|
|
|
|
next = (cme->fd_index++ % 1000000) + 1000;
|
|
return (int)next;
|
|
}
|
|
|
|
static int vfs_ceph_release_fh(struct vfs_ceph_fh *cfh)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (cfh->fh != NULL) {
|
|
DBG_DEBUG("[ceph] ceph_ll_close: fd=%d\n", cfh->fd);
|
|
ret = cfh->config->ceph_ll_close_fn(cfh->cme->mount, cfh->fh);
|
|
cfh->fh = NULL;
|
|
}
|
|
if (cfh->iref.inode != NULL) {
|
|
DBG_DEBUG("[ceph] ceph_ll_put: ino=%" PRIu64 "\n",
|
|
cfh->iref.ino);
|
|
cfh->config->ceph_ll_put_fn(cfh->cme->mount, cfh->iref.inode);
|
|
cfh->iref.inode = NULL;
|
|
}
|
|
if (cfh->uperm != NULL) {
|
|
vfs_ceph_userperm_del(cfh->config, cfh->uperm);
|
|
cfh->uperm = NULL;
|
|
}
|
|
cfh->fd = -1;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void vfs_ceph_fsp_ext_destroy_cb(void *p_data)
|
|
{
|
|
vfs_ceph_release_fh((struct vfs_ceph_fh *)p_data);
|
|
}
|
|
|
|
static int vfs_ceph_add_fh(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
struct vfs_ceph_fh **out_cfh)
|
|
{
|
|
struct cephmount_cached *cme = NULL;
|
|
struct UserPerm *uperm = NULL;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
cme = config->mount_entry;
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
*out_cfh = VFS_ADD_FSP_EXTENSION(handle,
|
|
fsp,
|
|
struct vfs_ceph_fh,
|
|
vfs_ceph_fsp_ext_destroy_cb);
|
|
if (*out_cfh == NULL) {
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
return -ENOMEM;
|
|
}
|
|
(*out_cfh)->cme = cme;
|
|
(*out_cfh)->uperm = uperm;
|
|
(*out_cfh)->fsp = fsp;
|
|
(*out_cfh)->config = config;
|
|
(*out_cfh)->fd = -1;
|
|
return 0;
|
|
}
|
|
|
|
static void vfs_ceph_remove_fh(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp)
|
|
{
|
|
VFS_REMOVE_FSP_EXTENSION(handle, fsp);
|
|
}
|
|
|
|
static int vfs_ceph_fetch_fh(struct vfs_handle_struct *handle,
|
|
const struct files_struct *fsp,
|
|
struct vfs_ceph_fh **out_cfh)
|
|
{
|
|
*out_cfh = VFS_FETCH_FSP_EXTENSION(handle, fsp);
|
|
return (*out_cfh == NULL) ? -EBADF : 0;
|
|
}
|
|
|
|
static int vfs_ceph_fetch_io_fh(struct vfs_handle_struct *handle,
|
|
const struct files_struct *fsp,
|
|
struct vfs_ceph_fh **out_cfh)
|
|
{
|
|
*out_cfh = VFS_FETCH_FSP_EXTENSION(handle, fsp);
|
|
return (*out_cfh == NULL) || ((*out_cfh)->fh == NULL) ? -EBADF : 0;
|
|
}
|
|
|
|
static void vfs_ceph_assign_fh_fd(struct vfs_ceph_fh *cfh)
|
|
{
|
|
cfh->fd = cephmount_next_fd(cfh->cme); /* debug only */
|
|
}
|
|
|
|
/* Ceph low-level wrappers */
|
|
|
|
static int vfs_ceph_ll_lookup_inode(const struct vfs_handle_struct *handle,
|
|
uint64_t inoval,
|
|
Inode **pout)
|
|
{
|
|
struct inodeno_t ino = {.val = inoval};
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_lookup_inode: ino=%" PRIu64 "\n", inoval);
|
|
|
|
return config->ceph_ll_lookup_inode_fn(config->mount, ino, pout);
|
|
}
|
|
|
|
static int vfs_ceph_ll_walk(const struct vfs_handle_struct *handle,
|
|
const char *name,
|
|
struct Inode **pin,
|
|
struct ceph_statx *stx,
|
|
unsigned int want,
|
|
unsigned int flags)
|
|
{
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_walk: name=%s\n", name);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ret = config->ceph_ll_walk_fn(config->mount,
|
|
name,
|
|
pin,
|
|
stx,
|
|
want,
|
|
flags,
|
|
uperm);
|
|
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_statfs(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
struct statvfs *stbuf)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_statfs: ino=%" PRIu64 "\n", iref->ino);
|
|
|
|
return config->ceph_ll_statfs_fn(config->mount, iref->inode, stbuf);
|
|
}
|
|
|
|
static int vfs_ceph_ll_getattr2(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
struct UserPerm *uperm,
|
|
SMB_STRUCT_STAT *st)
|
|
{
|
|
struct ceph_statx stx = {0};
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_getattr: ino=%" PRIu64 "\n", iref->ino);
|
|
|
|
ret = config->ceph_ll_getattr_fn(config->mount,
|
|
iref->inode,
|
|
&stx,
|
|
SAMBA_STATX_ATTR_MASK,
|
|
0,
|
|
uperm);
|
|
if (ret == 0) {
|
|
smb_stat_from_ceph_statx(st, &stx);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_getattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
SMB_STRUCT_STAT *st)
|
|
{
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config,
|
|
struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
ret = vfs_ceph_ll_getattr2(handle, iref, uperm, st);
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_chown(struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
uid_t uid,
|
|
gid_t gid)
|
|
{
|
|
struct ceph_statx stx = {.stx_uid = uid, .stx_gid = gid};
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setattr: ino=%" PRIu64 " uid=%u gid=%u\n",
|
|
iref->ino, uid, gid);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
ret = config->ceph_ll_setattr_fn(config->mount,
|
|
iref->inode,
|
|
&stx,
|
|
CEPH_STATX_UID | CEPH_STATX_GID,
|
|
uperm);
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_fchown(struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
uid_t uid,
|
|
gid_t gid)
|
|
{
|
|
struct ceph_statx stx = {.stx_uid = uid, .stx_gid = gid};
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setattr: ino=%" PRIu64 " uid=%u gid=%u\n",
|
|
cfh->iref.ino, uid, gid);
|
|
|
|
return config->ceph_ll_setattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
&stx,
|
|
CEPH_STATX_UID | CEPH_STATX_GID,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_fchmod(struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
mode_t mode)
|
|
{
|
|
struct ceph_statx stx = {.stx_mode = mode};
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setattr: ino=%" PRIu64 " mode=%o\n",
|
|
cfh->iref.ino, mode);
|
|
|
|
return config->ceph_ll_setattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
&stx,
|
|
CEPH_STATX_MODE,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_futimes(struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
const struct smb_file_time *ft)
|
|
{
|
|
struct ceph_statx stx = {0};
|
|
int mask = 0;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
if (!is_omit_timespec(&ft->atime)) {
|
|
stx.stx_atime = ft->atime;
|
|
mask |= CEPH_SETATTR_ATIME;
|
|
}
|
|
if (!is_omit_timespec(&ft->mtime)) {
|
|
stx.stx_mtime = ft->mtime;
|
|
mask |= CEPH_SETATTR_MTIME;
|
|
}
|
|
if (!is_omit_timespec(&ft->ctime)) {
|
|
stx.stx_ctime = ft->ctime;
|
|
mask |= CEPH_SETATTR_CTIME;
|
|
}
|
|
if (!is_omit_timespec(&ft->create_time)) {
|
|
stx.stx_btime = ft->create_time;
|
|
mask |= CEPH_SETATTR_BTIME;
|
|
}
|
|
if (!mask) {
|
|
return 0;
|
|
}
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setattr: ino=%" PRIu64 " mtime=%" PRIu64
|
|
" atime=%" PRIu64 " ctime=%" PRIu64 " btime=%" PRIu64 "\n",
|
|
cfh->iref.ino,
|
|
full_timespec_to_nt_time(&stx.stx_mtime),
|
|
full_timespec_to_nt_time(&stx.stx_atime),
|
|
full_timespec_to_nt_time(&stx.stx_ctime),
|
|
full_timespec_to_nt_time(&stx.stx_btime));
|
|
|
|
return config->ceph_ll_setattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
&stx,
|
|
mask,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_releasedir(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_releasedir: ino=%" PRIu64 " fd=%d\n",
|
|
dircfh->iref.ino, dircfh->fd);
|
|
|
|
return config->ceph_ll_releasedir_fn(config->mount, dircfh->dirp.cdr);
|
|
}
|
|
|
|
static int vfs_ceph_ll_create(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *parent,
|
|
const char *name,
|
|
mode_t mode,
|
|
int oflags,
|
|
struct vfs_ceph_fh *cfh)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
struct Inode *inode = NULL;
|
|
struct Fh *fh = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_create: parent-ino=%" PRIu64 " name=%s "
|
|
"mode=%o\n", parent->ino, name, mode);
|
|
|
|
ret = config->ceph_ll_create_fn(config->mount,
|
|
parent->inode,
|
|
name,
|
|
mode,
|
|
oflags,
|
|
&inode,
|
|
&fh,
|
|
&stx,
|
|
CEPH_STATX_INO,
|
|
0,
|
|
cfh->uperm);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
|
|
cfh->iref.inode = inode;
|
|
cfh->iref.ino = (long)stx.stx_ino;
|
|
cfh->iref.owner = true;
|
|
cfh->fh = fh;
|
|
vfs_ceph_assign_fh_fd(cfh);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vfs_ceph_ll_lookup(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *parent,
|
|
const char *name,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
struct Inode *inode = NULL;
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_lookup: parent-ino=%" PRIu64 " name=%s\n",
|
|
parent->ino, name);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
ret = config->ceph_ll_lookup_fn(config->mount,
|
|
parent->inode,
|
|
name,
|
|
&inode,
|
|
&stx,
|
|
CEPH_STATX_INO,
|
|
0,
|
|
uperm);
|
|
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
|
|
iref->inode = inode;
|
|
iref->ino = stx.stx_ino;
|
|
iref->owner = true;
|
|
return 0;
|
|
}
|
|
|
|
static int vfs_ceph_ll_lookup2(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *parent_fh,
|
|
const char *name,
|
|
unsigned want,
|
|
struct vfs_ceph_iref *iref,
|
|
struct ceph_statx *stx)
|
|
{
|
|
struct Inode *inode = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_lookup: parent-ino=%" PRIu64 " name=%s\n",
|
|
parent_fh->iref.ino, name);
|
|
|
|
ret = config->ceph_ll_lookup_fn(config->mount,
|
|
parent_fh->iref.inode,
|
|
name,
|
|
&inode,
|
|
stx,
|
|
want | CEPH_STATX_INO,
|
|
0,
|
|
parent_fh->uperm);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
iref->inode = inode;
|
|
iref->ino = stx->stx_ino;
|
|
iref->owner = true;
|
|
return 0;
|
|
}
|
|
|
|
static int vfs_ceph_ll_lookupat(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *parent_fh,
|
|
const char *name,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
|
|
return vfs_ceph_ll_lookup2(handle,
|
|
parent_fh,
|
|
name,
|
|
CEPH_STATX_INO,
|
|
iref,
|
|
&stx);
|
|
}
|
|
|
|
static int vfs_ceph_ll_lookupat2(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *parent_fh,
|
|
const char *name,
|
|
struct vfs_ceph_iref *iref,
|
|
SMB_STRUCT_STAT *st)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
int ret;
|
|
|
|
ret = vfs_ceph_ll_lookup2(handle,
|
|
parent_fh,
|
|
name,
|
|
CEPH_STATX_ALL_STATS,
|
|
iref,
|
|
&stx);
|
|
if (ret == 0) {
|
|
smb_stat_from_ceph_statx(st, &stx);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_open(const struct vfs_handle_struct *handle,
|
|
struct vfs_ceph_fh *cfh,
|
|
int flags)
|
|
{
|
|
struct Inode *in = cfh->iref.inode;
|
|
struct Fh *fh = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_open: ino=%" PRIu64 " flags=0x%x\n",
|
|
cfh->iref.ino, flags);
|
|
|
|
ret = config->ceph_ll_open_fn(config->mount, in, flags, &fh,
|
|
cfh->uperm);
|
|
if (ret == 0) {
|
|
cfh->fh = fh;
|
|
vfs_ceph_assign_fh_fd(cfh);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_opendir(const struct vfs_handle_struct *handle,
|
|
struct vfs_ceph_fh *cfh)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_opendir: ino=%" PRIu64 "\n", cfh->iref.ino);
|
|
|
|
return config->ceph_ll_opendir_fn(config->mount,
|
|
cfh->iref.inode,
|
|
&cfh->dirp.cdr,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static struct dirent *vfs_ceph_ll_readdir(const struct vfs_handle_struct *hndl,
|
|
const struct vfs_ceph_fh *dircfh)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(hndl, config, struct vfs_ceph_config,
|
|
return NULL);
|
|
|
|
DBG_DEBUG("[ceph] ceph_readdir: ino=%" PRIu64 " fd=%d\n",
|
|
dircfh->iref.ino, dircfh->fd);
|
|
|
|
return config->ceph_readdir_fn(config->mount, dircfh->dirp.cdr);
|
|
}
|
|
|
|
static void vfs_ceph_ll_rewinddir(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config, return);
|
|
|
|
DBG_DEBUG("[ceph] ceph_rewinddir: ino=%" PRIu64 " fd=%d\n",
|
|
dircfh->iref.ino, dircfh->fd);
|
|
|
|
config->ceph_rewinddir_fn(config->mount, dircfh->dirp.cdr);
|
|
}
|
|
|
|
static int vfs_ceph_ll_mkdirat(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh,
|
|
const char *name,
|
|
mode_t mode,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
struct Inode *inode = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_mkdir: parent-ino=%" PRIu64 " name=%s "
|
|
"mode=%o\n", dircfh->iref.ino, name, mode);
|
|
|
|
ret = config->ceph_ll_mkdir_fn(config->mount,
|
|
dircfh->iref.inode,
|
|
name,
|
|
mode,
|
|
&inode,
|
|
&stx,
|
|
CEPH_STATX_INO,
|
|
0,
|
|
dircfh->uperm);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
iref->inode = inode;
|
|
iref->ino = stx.stx_ino;
|
|
iref->owner = true;
|
|
return false;
|
|
}
|
|
|
|
static int vfs_ceph_ll_rmdir(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh,
|
|
const char *name)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_rmdir: parent-ino=%" PRIu64 " name=%s\n",
|
|
dircfh->iref.ino, name);
|
|
|
|
return config->ceph_ll_rmdir_fn(config->mount,
|
|
dircfh->iref.inode,
|
|
name,
|
|
dircfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_unlinkat(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh,
|
|
const char *name)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_unlink: parent-ino=%" PRIu64 " name=%s\n",
|
|
dircfh->iref.ino, name);
|
|
|
|
return config->ceph_ll_unlink_fn(config->mount,
|
|
dircfh->iref.inode,
|
|
name,
|
|
dircfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_symlinkat(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh,
|
|
const char *name,
|
|
const char *value,
|
|
struct vfs_ceph_iref *out_iref)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
struct Inode *inode = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_symlink: parent-ino=%" PRIu64 " name=%s\n",
|
|
dircfh->iref.ino, name);
|
|
|
|
ret = config->ceph_ll_symlink_fn(config->mount,
|
|
dircfh->iref.inode,
|
|
name,
|
|
value,
|
|
&inode,
|
|
&stx,
|
|
CEPH_STATX_INO,
|
|
0,
|
|
dircfh->uperm);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
out_iref->inode = inode;
|
|
out_iref->ino = stx.stx_ino;
|
|
out_iref->owner = true;
|
|
return 0;
|
|
}
|
|
|
|
static int vfs_ceph_ll_readlinkat(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh,
|
|
const struct vfs_ceph_iref *iref,
|
|
char *buf,
|
|
size_t bsz)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_readlink: ino=%" PRIu64 "\n", iref->ino);
|
|
|
|
return config->ceph_ll_readlink_fn(config->mount,
|
|
iref->inode,
|
|
buf,
|
|
bsz,
|
|
dircfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_read(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
int64_t off,
|
|
uint64_t len,
|
|
char *buf)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_read: ino=%" PRIu64 " fd=%d off=%jd "
|
|
"len=%ju\n", cfh->iref.ino, cfh->fd, off, len);
|
|
|
|
return config->ceph_ll_read_fn(config->mount, cfh->fh, off, len, buf);
|
|
}
|
|
|
|
static int vfs_ceph_ll_write(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
int64_t off,
|
|
uint64_t len,
|
|
const char *data)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_write: ino=%" PRIu64 " fd=%d off=%jd "
|
|
"len=%ju\n", cfh->iref.ino, cfh->fd, off, len);
|
|
|
|
return config->ceph_ll_write_fn(config->mount, cfh->fh, off, len, data);
|
|
}
|
|
|
|
static off_t vfs_ceph_ll_lseek(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
off_t offset,
|
|
int whence)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_lseek: ino=%" PRIu64 " fd=%d offset=%jd "
|
|
"whence=%d\n", cfh->iref.ino, cfh->fd, offset, whence);
|
|
|
|
return config->ceph_ll_lseek_fn(config->mount, cfh->fh, offset, whence);
|
|
}
|
|
|
|
static int vfs_ceph_ll_fsync(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
int syncdataonly)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_fsync: ino=%" PRIu64 " fd=%d "
|
|
"syncdataonly=%d\n", cfh->iref.ino, cfh->fd, syncdataonly);
|
|
|
|
return config->ceph_ll_fsync_fn(config->mount, cfh->fh, syncdataonly);
|
|
}
|
|
|
|
static int vfs_ceph_ll_ftruncate(struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
int64_t size)
|
|
{
|
|
struct ceph_statx stx = {.stx_size = (uint64_t)size};
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setattr: ino=%" PRIu64 " fd=%d size=%jd\n",
|
|
cfh->iref.ino, cfh->fd, size);
|
|
|
|
return config->ceph_ll_setattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
&stx,
|
|
CEPH_SETATTR_SIZE,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_fallocate(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
int mode,
|
|
int64_t off,
|
|
int64_t len)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_fallocate: ino=%" PRIu64 " fd=%d off=%jd "
|
|
"len=%jd\n", cfh->iref.ino, cfh->fd, off, len);
|
|
|
|
return config->ceph_ll_fallocate_fn(config->mount, cfh->fh,
|
|
mode, off, len);
|
|
}
|
|
|
|
static int vfs_ceph_ll_link(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *dircfh,
|
|
const char *name,
|
|
const struct vfs_ceph_iref *iref)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_link: parent-ino=%" PRIu64 " name=%s\n",
|
|
dircfh->iref.ino, name);
|
|
|
|
return config->ceph_ll_link_fn(config->mount,
|
|
iref->inode,
|
|
dircfh->iref.inode,
|
|
name,
|
|
dircfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_rename(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *parent,
|
|
const char *name,
|
|
const struct vfs_ceph_fh *newparent,
|
|
const char *newname)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_rename: parent-ino=%" PRIu64
|
|
" name=%s newparent-ino=%" PRIu64 " newname=%s\n",
|
|
parent->iref.ino, name, newparent->iref.ino, newname);
|
|
|
|
return config->ceph_ll_rename_fn(config->mount,
|
|
parent->iref.inode,
|
|
name,
|
|
newparent->iref.inode,
|
|
newname,
|
|
newparent->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_mknod(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *parent,
|
|
const char *name,
|
|
mode_t mode,
|
|
dev_t rdev,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
struct Inode *inode = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_mknod: parent-ino=%" PRIu64 " name=%s "
|
|
"mode=%o\n", parent->iref.ino, name, mode);
|
|
|
|
ret = config->ceph_ll_mknod_fn(config->mount,
|
|
parent->iref.inode,
|
|
name,
|
|
mode,
|
|
rdev,
|
|
&inode,
|
|
&stx,
|
|
CEPH_STATX_INO,
|
|
0,
|
|
parent->uperm);
|
|
if (ret == 0) {
|
|
iref->inode = inode;
|
|
iref->ino = stx.stx_ino;
|
|
iref->owner = true;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_getxattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
const char *name,
|
|
void *value,
|
|
size_t size)
|
|
{
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_getxattr: ino=%" PRIu64 " name=%s\n",
|
|
iref->ino, name);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ret = config->ceph_ll_getxattr_fn(config->mount,
|
|
iref->inode,
|
|
name,
|
|
value,
|
|
size,
|
|
uperm);
|
|
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_fgetxattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
const char *name,
|
|
void *value,
|
|
size_t size)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_getxattr: ino=%" PRIu64 " name=%s\n",
|
|
cfh->iref.ino, name);
|
|
|
|
return config->ceph_ll_getxattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
name,
|
|
value,
|
|
size,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_setxattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
const char *name,
|
|
const void *value,
|
|
size_t size,
|
|
int flags)
|
|
{
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setxattr: ino=%" PRIu64 " name=%s "
|
|
"size=%zu\n", iref->ino, name, size);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ret = config->ceph_ll_setxattr_fn(config->mount,
|
|
iref->inode,
|
|
name,
|
|
value,
|
|
size,
|
|
flags,
|
|
uperm);
|
|
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_fsetxattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
const char *name,
|
|
const void *value,
|
|
size_t size,
|
|
int flags)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_setxattr: ino=%" PRIu64 " name=%s "
|
|
"size=%zu\n", cfh->iref.ino, name, size);
|
|
|
|
return config->ceph_ll_setxattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
name,
|
|
value,
|
|
size,
|
|
flags,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_listxattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
char *list,
|
|
size_t buf_size,
|
|
size_t *list_size)
|
|
{
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_listxattr: ino=%" PRIu64 "\n", iref->ino);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ret = config->ceph_ll_listxattr_fn(config->mount,
|
|
iref->inode,
|
|
list,
|
|
buf_size,
|
|
list_size,
|
|
uperm);
|
|
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_flistxattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
char *list,
|
|
size_t buf_size,
|
|
size_t *list_size)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_listxattr: ino=%" PRIu64 "\n", cfh->iref.ino);
|
|
|
|
return config->ceph_ll_listxattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
list,
|
|
buf_size,
|
|
list_size,
|
|
cfh->uperm);
|
|
}
|
|
|
|
static int vfs_ceph_ll_removexattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_iref *iref,
|
|
const char *name)
|
|
{
|
|
struct UserPerm *uperm = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_removexattr: ino=%" PRIu64 " name=%s\n",
|
|
iref->ino, name);
|
|
|
|
uperm = vfs_ceph_userperm_new(config, handle->conn);
|
|
if (uperm == NULL) {
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ret = config->ceph_ll_removexattr_fn(config->mount, iref->inode,
|
|
name, uperm);
|
|
|
|
vfs_ceph_userperm_del(config, uperm);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_ll_fremovexattr(const struct vfs_handle_struct *handle,
|
|
const struct vfs_ceph_fh *cfh,
|
|
const char *name)
|
|
{
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_removexattr: ino=%" PRIu64 " name=%s\n",
|
|
cfh->iref.ino, name);
|
|
|
|
return config->ceph_ll_removexattr_fn(config->mount,
|
|
cfh->iref.inode,
|
|
name,
|
|
cfh->uperm);
|
|
}
|
|
|
|
/* Ceph Inode-refernce get/put wrappers */
|
|
static int vfs_ceph_iget(const struct vfs_handle_struct *handle,
|
|
uint64_t ino,
|
|
const char *name,
|
|
unsigned int flags,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
struct Inode *inode = NULL;
|
|
int ret = -1;
|
|
|
|
if (ino > CEPH_INO_ROOT) {
|
|
/* get-by-ino */
|
|
ret = vfs_ceph_ll_lookup_inode(handle, ino, &inode);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
} else {
|
|
/* get-by-path */
|
|
struct ceph_statx stx = {.stx_ino = 0};
|
|
|
|
ret = vfs_ceph_ll_walk(handle,
|
|
name,
|
|
&inode,
|
|
&stx,
|
|
CEPH_STATX_INO,
|
|
flags);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
ino = stx.stx_ino;
|
|
}
|
|
iref->inode = inode;
|
|
iref->ino = ino;
|
|
iref->owner = true;
|
|
DBG_DEBUG("[CEPH] get-inode: %s ino=%" PRIu64 "\n", name, iref->ino);
|
|
return 0;
|
|
}
|
|
|
|
static int vfs_ceph_iget_by_fname(const struct vfs_handle_struct *handle,
|
|
const struct smb_filename *smb_fname,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
const char *name = smb_fname->base_name;
|
|
const char *cwd = NULL;
|
|
int ret = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
cwd = config->ceph_getcwd_fn(config->mount);
|
|
if (!strcmp(name, cwd)) {
|
|
ret = vfs_ceph_iget(handle, 0, "./", 0, iref);
|
|
} else {
|
|
ret = vfs_ceph_iget(handle, 0, name, 0, iref);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int vfs_ceph_igetl(const struct vfs_handle_struct *handle,
|
|
const struct smb_filename *smb_fname,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
return vfs_ceph_iget(handle,
|
|
0,
|
|
smb_fname->base_name,
|
|
AT_SYMLINK_NOFOLLOW,
|
|
iref);
|
|
}
|
|
|
|
static int vfs_ceph_igetd(struct vfs_handle_struct *handle,
|
|
const struct files_struct *dirfsp,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
int ret = -1;
|
|
|
|
/* case-1: already have reference to open directory; re-ref */
|
|
ret = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (ret == 0) {
|
|
iref->inode = dircfh->iref.inode;
|
|
iref->ino = dircfh->iref.ino;
|
|
iref->owner = false;
|
|
return 0;
|
|
}
|
|
|
|
/* case-2: resolve by current work-dir */
|
|
if (fsp_get_pathref_fd(dirfsp) == AT_FDCWD) {
|
|
return vfs_ceph_iget(handle, 0, ".", 0, iref);
|
|
}
|
|
|
|
/* case-3: resolve by parent dir and name */
|
|
return vfs_ceph_iget(handle,
|
|
dirfsp->file_id.inode,
|
|
dirfsp->fsp_name->base_name,
|
|
AT_SYMLINK_NOFOLLOW,
|
|
iref);
|
|
}
|
|
|
|
static int vfs_ceph_igetf(struct vfs_handle_struct *handle,
|
|
const struct files_struct *fsp,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
return vfs_ceph_iget(
|
|
handle, fsp->file_id.inode, fsp->fsp_name->base_name, 0, iref);
|
|
}
|
|
|
|
static void vfs_ceph_iput(const struct vfs_handle_struct *handle,
|
|
struct vfs_ceph_iref *iref)
|
|
{
|
|
if ((iref != NULL) && (iref->inode != NULL) && iref->owner) {
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return);
|
|
|
|
DBG_DEBUG("[ceph] ceph_ll_put: ino=%" PRIu64 "\n", iref->ino);
|
|
|
|
config->ceph_ll_put_fn(config->mount, iref->inode);
|
|
iref->inode = NULL;
|
|
}
|
|
}
|
|
|
|
/* Disk operations */
|
|
|
|
static uint64_t vfs_ceph_disk_free(struct vfs_handle_struct *handle,
|
|
const struct smb_filename *smb_fname,
|
|
uint64_t *bsize,
|
|
uint64_t *dfree,
|
|
uint64_t *dsize)
|
|
{
|
|
struct statvfs statvfs_buf = { 0 };
|
|
struct Inode *inode = NULL;
|
|
int ret;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
ret = config->ceph_ll_lookup_root_fn(config->mount, &inode);
|
|
if (ret != 0) {
|
|
DBG_DEBUG("[CEPH] ceph_ll_lookup_root returned %d\n", ret);
|
|
errno = -ret;
|
|
return (uint64_t)(-1);
|
|
}
|
|
ret = config->ceph_ll_statfs_fn(config->mount, inode, &statvfs_buf);
|
|
config->ceph_ll_put_fn(config->mount, inode);
|
|
if (ret != 0) {
|
|
DBG_DEBUG("[CEPH] ceph_ll_statfs returned %d\n", ret);
|
|
errno = -ret;
|
|
return (uint64_t)(-1);
|
|
}
|
|
*bsize = (uint64_t)statvfs_buf.f_bsize;
|
|
*dfree = (uint64_t)statvfs_buf.f_bavail;
|
|
*dsize = (uint64_t)statvfs_buf.f_blocks;
|
|
|
|
DBG_DEBUG("[CEPH] bsize: %llu, dfree: %llu, dsize: %llu\n",
|
|
llu(*bsize),
|
|
llu(*dfree),
|
|
llu(*dsize));
|
|
return *dfree;
|
|
}
|
|
|
|
static int vfs_ceph_statvfs(struct vfs_handle_struct *handle,
|
|
const struct smb_filename *smb_fname,
|
|
struct vfs_statvfs_struct *statbuf)
|
|
{
|
|
struct statvfs statvfs_buf = { 0 };
|
|
struct vfs_ceph_iref iref = {0};
|
|
int ret;
|
|
|
|
ret = vfs_ceph_iget_by_fname(handle, smb_fname, &iref);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_statfs(handle, &iref, &statvfs_buf);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
statbuf->OptimalTransferSize = statvfs_buf.f_frsize;
|
|
statbuf->BlockSize = statvfs_buf.f_bsize;
|
|
statbuf->TotalBlocks = statvfs_buf.f_blocks;
|
|
statbuf->BlocksAvail = statvfs_buf.f_bfree;
|
|
statbuf->UserBlocksAvail = statvfs_buf.f_bavail;
|
|
statbuf->TotalFileNodes = statvfs_buf.f_files;
|
|
statbuf->FreeFileNodes = statvfs_buf.f_ffree;
|
|
statbuf->FsIdentifier = statvfs_buf.f_fsid;
|
|
DBG_DEBUG("[CEPH] f_bsize: %ld, f_blocks: %ld, f_bfree: %ld, "
|
|
"f_bavail: %ld\n",
|
|
(long int)statvfs_buf.f_bsize,
|
|
(long int)statvfs_buf.f_blocks,
|
|
(long int)statvfs_buf.f_bfree,
|
|
(long int)statvfs_buf.f_bavail);
|
|
out:
|
|
vfs_ceph_iput(handle, &iref);
|
|
return status_code(ret);
|
|
}
|
|
|
|
static uint32_t vfs_ceph_fs_capabilities(
|
|
struct vfs_handle_struct *handle,
|
|
enum timestamp_set_resolution *p_ts_res)
|
|
{
|
|
uint32_t caps = FILE_CASE_SENSITIVE_SEARCH | FILE_CASE_PRESERVED_NAMES;
|
|
|
|
*p_ts_res = TIMESTAMP_SET_NT_OR_BETTER;
|
|
|
|
return caps;
|
|
}
|
|
|
|
/* Directory operations */
|
|
|
|
static DIR *vfs_ceph_fdopendir(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
const char *mask,
|
|
uint32_t attributes)
|
|
{
|
|
int ret = 0;
|
|
void *result = NULL;
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] fdopendir(%p, %p)\n", handle, fsp);
|
|
ret = vfs_ceph_fetch_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_opendir(handle, cfh);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
result = &cfh->dirp;
|
|
out:
|
|
DBG_DEBUG("[CEPH] fdopendir(...) = %d\n", ret);
|
|
if (ret != 0) {
|
|
errno = -ret;
|
|
}
|
|
return (DIR *)result;
|
|
}
|
|
|
|
static struct dirent *vfs_ceph_readdir(struct vfs_handle_struct *handle,
|
|
struct files_struct *dirfsp,
|
|
DIR *dirp)
|
|
{
|
|
const struct vfs_ceph_fh *dircfh = (const struct vfs_ceph_fh *)dirp;
|
|
struct dirent *result = NULL;
|
|
int saved_errno = errno;
|
|
|
|
DBG_DEBUG("[CEPH] readdir(%p, %p)\n", handle, dirp);
|
|
|
|
errno = 0;
|
|
result = vfs_ceph_ll_readdir(handle, dircfh);
|
|
if ((result == NULL) && (errno != 0)) {
|
|
saved_errno = errno;
|
|
DBG_DEBUG("[CEPH] readdir(...) = %d\n", errno);
|
|
} else {
|
|
DBG_DEBUG("[CEPH] readdir(...) = %p\n", result);
|
|
}
|
|
|
|
errno = saved_errno;
|
|
return result;
|
|
}
|
|
|
|
static void vfs_ceph_rewinddir(struct vfs_handle_struct *handle, DIR *dirp)
|
|
{
|
|
const struct vfs_ceph_fh *dircfh = (const struct vfs_ceph_fh *)dirp;
|
|
|
|
DBG_DEBUG("[CEPH] rewinddir(%p, %p)\n", handle, dirp);
|
|
vfs_ceph_ll_rewinddir(handle, dircfh);
|
|
}
|
|
|
|
static int vfs_ceph_mkdirat(struct vfs_handle_struct *handle,
|
|
files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
mode_t mode)
|
|
{
|
|
int result = -1;
|
|
const char *name = smb_fname->base_name;
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
DBG_DEBUG("[CEPH] mkdirat(%p, %s)\n", handle, name);
|
|
result = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_mkdirat(handle, dircfh, name, mode, &iref);
|
|
vfs_ceph_iput(handle, &iref);
|
|
out:
|
|
DBG_DEBUG("[CEPH] mkdirat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_closedir(struct vfs_handle_struct *handle, DIR *dirp)
|
|
{
|
|
int result;
|
|
struct vfs_ceph_fh *cfh = (struct vfs_ceph_fh *)dirp;
|
|
|
|
DBG_DEBUG("[CEPH] closedir(%p, %p)\n", handle, dirp);
|
|
result = vfs_ceph_ll_releasedir(handle, cfh);
|
|
vfs_ceph_release_fh(cfh);
|
|
vfs_ceph_remove_fh(handle, cfh->fsp);
|
|
DBG_DEBUG("[CEPH] closedir(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
/* File operations */
|
|
|
|
static int vfs_ceph_openat(struct vfs_handle_struct *handle,
|
|
const struct files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
files_struct *fsp,
|
|
const struct vfs_open_how *how)
|
|
{
|
|
struct vfs_ceph_iref diref = {0};
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
int flags = how->flags;
|
|
mode_t mode = how->mode;
|
|
int result = -ENOENT;
|
|
|
|
if (how->resolve != 0) {
|
|
errno = ENOSYS;
|
|
return -1;
|
|
}
|
|
|
|
if (smb_fname->stream_name) {
|
|
errno = ENOENT;
|
|
return -1;
|
|
}
|
|
|
|
#ifdef O_PATH
|
|
if (fsp->fsp_flags.is_pathref) {
|
|
flags |= O_PATH;
|
|
}
|
|
#endif
|
|
|
|
DBG_DEBUG("[CEPH] openat(%p, %p, %d, %d)\n", handle, fsp, flags, mode);
|
|
|
|
result = vfs_ceph_igetd(handle, dirfsp, &diref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_add_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
if (flags & O_CREAT) {
|
|
result = vfs_ceph_ll_create(handle,
|
|
&diref,
|
|
smb_fname->base_name,
|
|
mode,
|
|
flags,
|
|
cfh);
|
|
if (result != 0) {
|
|
vfs_ceph_remove_fh(handle, fsp);
|
|
goto out;
|
|
}
|
|
} else {
|
|
result = vfs_ceph_ll_lookup(handle,
|
|
&diref,
|
|
smb_fname->base_name,
|
|
&cfh->iref);
|
|
if (result != 0) {
|
|
vfs_ceph_remove_fh(handle, fsp);
|
|
goto out;
|
|
}
|
|
#ifdef O_PATH
|
|
if (flags & O_PATH) {
|
|
/*
|
|
* Special case: open with O_PATH: we already have
|
|
* Cephfs' Inode* from the above lookup so there is no
|
|
* need to go via expensive ceph_ll_open for Fh*.
|
|
*/
|
|
vfs_ceph_assign_fh_fd(cfh);
|
|
result = cfh->fd;
|
|
goto out;
|
|
}
|
|
#endif
|
|
result = vfs_ceph_ll_open(handle, cfh, flags);
|
|
if (result != 0) {
|
|
vfs_ceph_remove_fh(handle, fsp);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
result = cfh->fd;
|
|
out:
|
|
vfs_ceph_iput(handle, &diref);
|
|
fsp->fsp_flags.have_proc_fds = false;
|
|
DBG_DEBUG("[CEPH] open(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_close(struct vfs_handle_struct *handle, files_struct *fsp)
|
|
{
|
|
int result;
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] close(%p, %p)\n", handle, fsp);
|
|
result = vfs_ceph_fetch_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_release_fh(cfh);
|
|
vfs_ceph_remove_fh(handle, fsp);
|
|
out:
|
|
DBG_DEBUG("[CEPH] close(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static ssize_t vfs_ceph_pread(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
void *data,
|
|
size_t n,
|
|
off_t offset)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
ssize_t result;
|
|
|
|
DBG_DEBUG("[CEPH] pread(%p, %p, %p, %llu, %llu)\n",
|
|
handle,
|
|
fsp,
|
|
data,
|
|
llu(n),
|
|
llu(offset));
|
|
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_read(handle, cfh, offset, n, data);
|
|
out:
|
|
DBG_DEBUG("[CEPH] pread(...) = %llu\n", llu(result));
|
|
return lstatus_code(result);
|
|
}
|
|
|
|
struct vfs_ceph_pread_state {
|
|
ssize_t bytes_read;
|
|
struct vfs_aio_state vfs_aio_state;
|
|
};
|
|
|
|
/*
|
|
* Fake up an async ceph read by calling the synchronous API.
|
|
*/
|
|
static struct tevent_req *vfs_ceph_pread_send(struct vfs_handle_struct *handle,
|
|
TALLOC_CTX *mem_ctx,
|
|
struct tevent_context *ev,
|
|
struct files_struct *fsp,
|
|
void *data,
|
|
size_t n, off_t offset)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
struct tevent_req *req = NULL;
|
|
struct vfs_ceph_pread_state *state = NULL;
|
|
int ret = -1;
|
|
|
|
DBG_DEBUG("[CEPH] %s\n", __func__);
|
|
req = tevent_req_create(mem_ctx, &state, struct vfs_ceph_pread_state);
|
|
if (req == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
tevent_req_error(req, -ret);
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
ret = vfs_ceph_ll_read(handle, cfh, offset, n, data);
|
|
if (ret < 0) {
|
|
/* ceph returns -errno on error. */
|
|
tevent_req_error(req, -ret);
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
state->bytes_read = ret;
|
|
tevent_req_done(req);
|
|
/* Return and schedule the completion of the call. */
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
static ssize_t vfs_ceph_pread_recv(struct tevent_req *req,
|
|
struct vfs_aio_state *vfs_aio_state)
|
|
{
|
|
struct vfs_ceph_pread_state *state =
|
|
tevent_req_data(req, struct vfs_ceph_pread_state);
|
|
|
|
DBG_DEBUG("[CEPH] %s\n", __func__);
|
|
if (tevent_req_is_unix_error(req, &vfs_aio_state->error)) {
|
|
return -1;
|
|
}
|
|
*vfs_aio_state = state->vfs_aio_state;
|
|
return state->bytes_read;
|
|
}
|
|
|
|
static ssize_t vfs_ceph_pwrite(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
const void *data,
|
|
size_t n,
|
|
off_t offset)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
ssize_t result;
|
|
|
|
DBG_DEBUG("[CEPH] pwrite(%p, %p, %p, %llu, %llu)\n",
|
|
handle,
|
|
fsp,
|
|
data,
|
|
llu(n),
|
|
llu(offset));
|
|
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
result = vfs_ceph_ll_write(handle, cfh, offset, n, data);
|
|
out:
|
|
DBG_DEBUG("[CEPH] pwrite(...) = %llu\n", llu(result));
|
|
return lstatus_code(result);
|
|
}
|
|
|
|
struct vfs_ceph_pwrite_state {
|
|
ssize_t bytes_written;
|
|
struct vfs_aio_state vfs_aio_state;
|
|
};
|
|
|
|
/*
|
|
* Fake up an async ceph write by calling the synchronous API.
|
|
*/
|
|
static struct tevent_req *vfs_ceph_pwrite_send(struct vfs_handle_struct *handle,
|
|
TALLOC_CTX *mem_ctx,
|
|
struct tevent_context *ev,
|
|
struct files_struct *fsp,
|
|
const void *data,
|
|
size_t n, off_t offset)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
struct tevent_req *req = NULL;
|
|
struct vfs_ceph_pwrite_state *state = NULL;
|
|
int ret = -1;
|
|
|
|
DBG_DEBUG("[CEPH] %s\n", __func__);
|
|
req = tevent_req_create(mem_ctx, &state, struct vfs_ceph_pwrite_state);
|
|
if (req == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
tevent_req_error(req, -ret);
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
ret = vfs_ceph_ll_write(handle, cfh, offset, n, data);
|
|
if (ret < 0) {
|
|
/* ceph returns -errno on error. */
|
|
tevent_req_error(req, -ret);
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
state->bytes_written = ret;
|
|
tevent_req_done(req);
|
|
/* Return and schedule the completion of the call. */
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
static ssize_t vfs_ceph_pwrite_recv(struct tevent_req *req,
|
|
struct vfs_aio_state *vfs_aio_state)
|
|
{
|
|
struct vfs_ceph_pwrite_state *state =
|
|
tevent_req_data(req, struct vfs_ceph_pwrite_state);
|
|
|
|
DBG_DEBUG("[CEPH] %s\n", __func__);
|
|
if (tevent_req_is_unix_error(req, &vfs_aio_state->error)) {
|
|
return -1;
|
|
}
|
|
*vfs_aio_state = state->vfs_aio_state;
|
|
return state->bytes_written;
|
|
}
|
|
|
|
static off_t vfs_ceph_lseek(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
off_t offset,
|
|
int whence)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
intmax_t result = 0;
|
|
|
|
DBG_DEBUG("[CEPH] vfs_ceph_lseek\n");
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_lseek(handle, cfh, offset, whence);
|
|
out:
|
|
return lstatus_code(result);
|
|
}
|
|
|
|
static ssize_t vfs_ceph_sendfile(struct vfs_handle_struct *handle,
|
|
int tofd,
|
|
files_struct *fromfsp,
|
|
const DATA_BLOB *hdr,
|
|
off_t offset,
|
|
size_t n)
|
|
{
|
|
/*
|
|
* We cannot support sendfile because libcephfs is in user space.
|
|
*/
|
|
DBG_DEBUG("[CEPH] vfs_ceph_sendfile\n");
|
|
errno = ENOTSUP;
|
|
return -1;
|
|
}
|
|
|
|
static ssize_t vfs_ceph_recvfile(struct vfs_handle_struct *handle,
|
|
int fromfd,
|
|
files_struct *tofsp,
|
|
off_t offset,
|
|
size_t n)
|
|
{
|
|
/*
|
|
* We cannot support recvfile because libcephfs is in user space.
|
|
*/
|
|
DBG_DEBUG("[CEPH] vfs_ceph_recvfile\n");
|
|
errno = ENOTSUP;
|
|
return -1;
|
|
}
|
|
|
|
static int vfs_ceph_renameat(struct vfs_handle_struct *handle,
|
|
files_struct *srcfsp,
|
|
const struct smb_filename *smb_fname_src,
|
|
files_struct *dstfsp,
|
|
const struct smb_filename *smb_fname_dst,
|
|
const struct vfs_rename_how *how)
|
|
{
|
|
struct vfs_ceph_fh *src_dircfh = NULL;
|
|
struct vfs_ceph_fh *dst_dircfh = NULL;
|
|
int result = -1;
|
|
|
|
DBG_DEBUG("[CEPH] vfs_ceph_renameat\n");
|
|
if (smb_fname_src->stream_name || smb_fname_dst->stream_name) {
|
|
errno = ENOENT;
|
|
return result;
|
|
}
|
|
|
|
if (how->flags != 0) {
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
result = vfs_ceph_fetch_fh(handle, srcfsp, &src_dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dstfsp, &dst_dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_rename(handle,
|
|
src_dircfh,
|
|
smb_fname_src->base_name,
|
|
dst_dircfh,
|
|
smb_fname_dst->base_name);
|
|
out:
|
|
return status_code(result);
|
|
}
|
|
|
|
/*
|
|
* Fake up an async ceph fsync by calling the synchronous API.
|
|
*/
|
|
|
|
static struct tevent_req *vfs_ceph_fsync_send(struct vfs_handle_struct *handle,
|
|
TALLOC_CTX *mem_ctx,
|
|
struct tevent_context *ev,
|
|
files_struct *fsp)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
struct tevent_req *req = NULL;
|
|
struct vfs_aio_state *state = NULL;
|
|
int ret = -1;
|
|
|
|
DBG_DEBUG("[CEPH] vfs_ceph_fsync_send\n");
|
|
|
|
req = tevent_req_create(mem_ctx, &state, struct vfs_aio_state);
|
|
if (req == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
tevent_req_error(req, -ret);
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
/* Make sync call. */
|
|
ret = vfs_ceph_ll_fsync(handle, cfh, false);
|
|
if (ret != 0) {
|
|
/* ceph_fsync returns -errno on error. */
|
|
tevent_req_error(req, -ret);
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
/* Mark it as done. */
|
|
tevent_req_done(req);
|
|
/* Return and schedule the completion of the call. */
|
|
return tevent_req_post(req, ev);
|
|
}
|
|
|
|
static int vfs_ceph_fsync_recv(struct tevent_req *req,
|
|
struct vfs_aio_state *vfs_aio_state)
|
|
{
|
|
struct vfs_aio_state *state =
|
|
tevent_req_data(req, struct vfs_aio_state);
|
|
|
|
DBG_DEBUG("[CEPH] vfs_ceph_fsync_recv\n");
|
|
|
|
if (tevent_req_is_unix_error(req, &vfs_aio_state->error)) {
|
|
return -1;
|
|
}
|
|
*vfs_aio_state = *state;
|
|
return 0;
|
|
}
|
|
|
|
static int vfs_ceph_stat(struct vfs_handle_struct *handle,
|
|
struct smb_filename *smb_fname)
|
|
{
|
|
int result = -1;
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
DBG_DEBUG("[CEPH] stat(%p, %s)\n",
|
|
handle,
|
|
smb_fname_str_dbg(smb_fname));
|
|
|
|
if (smb_fname->stream_name) {
|
|
errno = ENOENT;
|
|
return result;
|
|
}
|
|
|
|
result = vfs_ceph_iget_by_fname(handle, smb_fname, &iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
DBG_DEBUG("[CEPH] stat: ino=%" PRIu64 "\n", iref.ino);
|
|
result = vfs_ceph_ll_getattr(handle, &iref, &smb_fname->st);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
DBG_DEBUG("[CEPH] mode = 0x%x\n", smb_fname->st.st_ex_mode);
|
|
out:
|
|
vfs_ceph_iput(handle, &iref);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_fstat(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
SMB_STRUCT_STAT *sbuf)
|
|
{
|
|
int result = -1;
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] fstat(%p)\n", handle);
|
|
|
|
result = vfs_ceph_fetch_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_getattr2(handle, &cfh->iref, cfh->uperm, sbuf);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
DBG_DEBUG("[CEPH] mode = 0x%x\n", sbuf->st_ex_mode);
|
|
out:
|
|
DBG_DEBUG("[CEPH] fstat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_fstatat(struct vfs_handle_struct *handle,
|
|
const struct files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
SMB_STRUCT_STAT *sbuf,
|
|
int flags)
|
|
{
|
|
int result = -1;
|
|
struct vfs_ceph_iref iref = {0};
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] fstatat(%p, %s)\n", handle, smb_fname->base_name);
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_lookupat(handle,
|
|
dircfh,
|
|
smb_fname->base_name,
|
|
&iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_getattr2(handle, &iref, dircfh->uperm, sbuf);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
out:
|
|
vfs_ceph_iput(handle, &iref);
|
|
DBG_DEBUG("[CEPH] fstatat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_lstat(struct vfs_handle_struct *handle,
|
|
struct smb_filename *smb_fname)
|
|
{
|
|
int result = -1;
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
DBG_DEBUG("[CEPH] lstat(%p, %s)\n",
|
|
handle,
|
|
smb_fname_str_dbg(smb_fname));
|
|
|
|
if (smb_fname->stream_name) {
|
|
errno = ENOENT;
|
|
return result;
|
|
}
|
|
|
|
result = vfs_ceph_igetl(handle, smb_fname, &iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_getattr(handle, &iref, &smb_fname->st);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
out:
|
|
vfs_ceph_iput(handle, &iref);
|
|
DBG_DEBUG("[CEPH] lstat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_fntimes(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
struct smb_file_time *ft)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
int result;
|
|
|
|
result = vfs_ceph_fetch_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_futimes(handle, cfh, ft);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
if (!is_omit_timespec(&ft->create_time)) {
|
|
set_create_timespec_ea(fsp, ft->create_time);
|
|
}
|
|
|
|
DBG_DEBUG("[CEPH] ntimes(%p, %s, {%ld, %ld, %ld, %ld}) = %d\n",
|
|
handle, fsp_str_dbg(fsp), ft->mtime.tv_sec, ft->atime.tv_sec,
|
|
ft->ctime.tv_sec, ft->create_time.tv_sec, result);
|
|
out:
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_unlinkat(struct vfs_handle_struct *handle,
|
|
struct files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
int flags)
|
|
{
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
const char *name = smb_fname->base_name;
|
|
int result = -1;
|
|
|
|
DBG_DEBUG("[CEPH] unlinkat(%p, %s)\n",
|
|
handle,
|
|
smb_fname_str_dbg(smb_fname));
|
|
|
|
if (smb_fname->stream_name) {
|
|
errno = ENOENT;
|
|
return result;
|
|
}
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
if (flags & AT_REMOVEDIR) {
|
|
result = vfs_ceph_ll_rmdir(handle, dircfh, name);
|
|
} else {
|
|
result = vfs_ceph_ll_unlinkat(handle, dircfh, name);
|
|
}
|
|
out:
|
|
DBG_DEBUG("[CEPH] unlinkat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_fchmod(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
mode_t mode)
|
|
{
|
|
int result;
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] fchmod(%p, %p, %d)\n", handle, fsp, mode);
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_fchmod(handle, cfh, mode);
|
|
out:
|
|
DBG_DEBUG("[CEPH] fchmod(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_fchown(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
uid_t uid,
|
|
gid_t gid)
|
|
{
|
|
int result;
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] fchown(%p, %p, %d, %d)\n", handle, fsp, uid, gid);
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
result = vfs_ceph_ll_fchown(handle, cfh, uid, gid);
|
|
out:
|
|
DBG_DEBUG("[CEPH] fchown(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_lchown(struct vfs_handle_struct *handle,
|
|
const struct smb_filename *smb_fname,
|
|
uid_t uid,
|
|
gid_t gid)
|
|
{
|
|
int result;
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
DBG_DEBUG("[CEPH] lchown(%p, %s, %d, %d)\n",
|
|
handle,
|
|
smb_fname->base_name,
|
|
uid,
|
|
gid);
|
|
|
|
result = vfs_ceph_igetl(handle, smb_fname, &iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_chown(handle, &iref, uid, gid);
|
|
vfs_ceph_iput(handle, &iref);
|
|
out:
|
|
DBG_DEBUG("[CEPH] lchown(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_chdir(struct vfs_handle_struct *handle,
|
|
const struct smb_filename *smb_fname)
|
|
{
|
|
int result = -1;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return -ENOMEM);
|
|
|
|
DBG_DEBUG("[CEPH] chdir(%p, %s)\n", handle, smb_fname->base_name);
|
|
result = config->ceph_chdir_fn(config->mount, smb_fname->base_name);
|
|
DBG_DEBUG("[CEPH] chdir(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static struct smb_filename *vfs_ceph_getwd(struct vfs_handle_struct *handle,
|
|
TALLOC_CTX *ctx)
|
|
{
|
|
const char *cwd = NULL;
|
|
struct vfs_ceph_config *config = NULL;
|
|
|
|
SMB_VFS_HANDLE_GET_DATA(handle, config, struct vfs_ceph_config,
|
|
return NULL);
|
|
|
|
cwd = config->ceph_getcwd_fn(config->mount);
|
|
DBG_DEBUG("[CEPH] getwd(%p) = %s\n", handle, cwd);
|
|
return synthetic_smb_fname(ctx, cwd, NULL, NULL, 0, 0);
|
|
}
|
|
|
|
static int strict_allocate_ftruncate(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
off_t len)
|
|
{
|
|
off_t space_to_write;
|
|
int result;
|
|
NTSTATUS status;
|
|
SMB_STRUCT_STAT *pst;
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
status = vfs_stat_fsp(fsp);
|
|
if (!NT_STATUS_IS_OK(status)) {
|
|
return -1;
|
|
}
|
|
pst = &fsp->fsp_name->st;
|
|
|
|
#ifdef S_ISFIFO
|
|
if (S_ISFIFO(pst->st_ex_mode))
|
|
return 0;
|
|
#endif
|
|
|
|
if (pst->st_ex_size == len)
|
|
return 0;
|
|
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
return status_code(result);
|
|
}
|
|
|
|
/* Shrink - just ftruncate. */
|
|
if (pst->st_ex_size > len) {
|
|
result = vfs_ceph_ll_ftruncate(handle, cfh, len);
|
|
return status_code(result);
|
|
}
|
|
|
|
space_to_write = len - pst->st_ex_size;
|
|
result = vfs_ceph_ll_fallocate(
|
|
handle, cfh, 0, pst->st_ex_size, space_to_write);
|
|
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_ftruncate(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
off_t len)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
int result = -1;
|
|
|
|
DBG_DEBUG("[CEPH] ftruncate(%p, %p, %llu\n", handle, fsp, llu(len));
|
|
|
|
if (lp_strict_allocate(SNUM(fsp->conn))) {
|
|
return strict_allocate_ftruncate(handle, fsp, len);
|
|
}
|
|
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
result = vfs_ceph_ll_ftruncate(handle, cfh, len);
|
|
out:
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_fallocate(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
uint32_t mode,
|
|
off_t offset,
|
|
off_t len)
|
|
{
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
int result;
|
|
|
|
DBG_DEBUG("[CEPH] fallocate(%p, %p, %u, %llu, %llu\n",
|
|
handle, fsp, mode, llu(offset), llu(len));
|
|
result = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
/* unsupported mode flags are rejected by libcephfs */
|
|
result = vfs_ceph_ll_fallocate(handle, cfh, mode, offset, len);
|
|
out:
|
|
DBG_DEBUG("[CEPH] fallocate(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static bool vfs_ceph_lock(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
int op,
|
|
off_t offset,
|
|
off_t count,
|
|
int type)
|
|
{
|
|
DBG_DEBUG("[CEPH] lock\n");
|
|
return true;
|
|
}
|
|
|
|
static int vfs_ceph_filesystem_sharemode(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
uint32_t share_access,
|
|
uint32_t access_mask)
|
|
{
|
|
DBG_ERR("[CEPH] filesystem sharemodes unsupported! Consider setting "
|
|
"\"kernel share modes = no\"\n");
|
|
|
|
return vfs_not_implemented_filesystem_sharemode(handle,
|
|
fsp,
|
|
share_access,
|
|
access_mask);
|
|
}
|
|
|
|
static int vfs_ceph_fcntl(vfs_handle_struct *handle,
|
|
files_struct *fsp, int cmd, va_list cmd_arg)
|
|
{
|
|
/*
|
|
* SMB_VFS_FCNTL() is currently only called by vfs_set_blocking() to
|
|
* clear O_NONBLOCK, etc for LOCK_MAND and FIFOs. Ignore it.
|
|
*/
|
|
if (cmd == F_GETFL) {
|
|
return 0;
|
|
} else if (cmd == F_SETFL) {
|
|
va_list dup_cmd_arg;
|
|
int opt;
|
|
|
|
va_copy(dup_cmd_arg, cmd_arg);
|
|
opt = va_arg(dup_cmd_arg, int);
|
|
va_end(dup_cmd_arg);
|
|
if (opt == 0) {
|
|
return 0;
|
|
}
|
|
DBG_ERR("unexpected fcntl SETFL(%d)\n", opt);
|
|
goto err_out;
|
|
}
|
|
DBG_ERR("unexpected fcntl: %d\n", cmd);
|
|
err_out:
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
static bool vfs_ceph_getlock(struct vfs_handle_struct *handle,
|
|
files_struct *fsp,
|
|
off_t *poffset,
|
|
off_t *pcount,
|
|
int *ptype,
|
|
pid_t *ppid)
|
|
{
|
|
DBG_DEBUG("[CEPH] getlock returning false and errno=0\n");
|
|
|
|
errno = 0;
|
|
return false;
|
|
}
|
|
|
|
static int vfs_ceph_symlinkat(struct vfs_handle_struct *handle,
|
|
const struct smb_filename *link_target,
|
|
struct files_struct *dirfsp,
|
|
const struct smb_filename *new_smb_fname)
|
|
{
|
|
struct vfs_ceph_iref iref = {0};
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
int result = -1;
|
|
|
|
DBG_DEBUG("[CEPH] symlinkat(%p, %s, %s)\n",
|
|
handle,
|
|
link_target->base_name,
|
|
new_smb_fname->base_name);
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_symlinkat(handle,
|
|
dircfh,
|
|
new_smb_fname->base_name,
|
|
link_target->base_name,
|
|
&iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
vfs_ceph_iput(handle, &iref);
|
|
out:
|
|
DBG_DEBUG("[CEPH] symlinkat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_readlinkat(struct vfs_handle_struct *handle,
|
|
const struct files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
char *buf,
|
|
size_t bufsiz)
|
|
{
|
|
int result = -1;
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
|
|
DBG_DEBUG("[CEPH] readlinkat(%p, %s, %p, %llu)\n",
|
|
handle,
|
|
smb_fname->base_name,
|
|
buf,
|
|
llu(bufsiz));
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
if (strcmp(smb_fname->base_name, "") != 0) {
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
result = vfs_ceph_ll_lookupat(handle,
|
|
dircfh,
|
|
smb_fname->base_name,
|
|
&iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
result = vfs_ceph_ll_readlinkat(handle,
|
|
dircfh,
|
|
&iref,
|
|
buf,
|
|
bufsiz);
|
|
vfs_ceph_iput(handle, &iref);
|
|
} else {
|
|
result = vfs_ceph_ll_readlinkat(handle,
|
|
dircfh,
|
|
&dircfh->iref,
|
|
buf,
|
|
bufsiz);
|
|
}
|
|
out:
|
|
DBG_DEBUG("[CEPH] readlinkat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_linkat(struct vfs_handle_struct *handle,
|
|
files_struct *srcfsp,
|
|
const struct smb_filename *old_smb_fname,
|
|
files_struct *dstfsp,
|
|
const struct smb_filename *new_smb_fname,
|
|
int flags)
|
|
{
|
|
struct vfs_ceph_fh *src_dircfh = NULL;
|
|
struct vfs_ceph_fh *dst_dircfh = NULL;
|
|
struct vfs_ceph_iref iref = {0};
|
|
const char *name = old_smb_fname->base_name;
|
|
const char *newname = new_smb_fname->base_name;
|
|
int result = -1;
|
|
|
|
/* Prevent special linkat modes until it is required by VFS layer */
|
|
if (flags & (AT_EMPTY_PATH | AT_SYMLINK_FOLLOW)) {
|
|
errno = ENOTSUP;
|
|
return -1;
|
|
}
|
|
|
|
DBG_DEBUG("[CEPH] link(%p, %s, %s)\n", handle, name, newname);
|
|
|
|
result = vfs_ceph_fetch_fh(handle, srcfsp, &src_dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dstfsp, &dst_dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_lookupat(handle, src_dircfh, name, &iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
result = vfs_ceph_ll_link(handle, dst_dircfh, newname, &iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
vfs_ceph_iput(handle, &iref);
|
|
out:
|
|
DBG_DEBUG("[CEPH] link(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
static int vfs_ceph_mknodat(struct vfs_handle_struct *handle,
|
|
files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
mode_t mode,
|
|
SMB_DEV_T dev)
|
|
{
|
|
struct vfs_ceph_iref iref = {0};
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
const char *name = smb_fname->base_name;
|
|
int result = -1;
|
|
|
|
result = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
DBG_DEBUG("[CEPH] mknodat(%p, %s)\n", handle, name);
|
|
|
|
result = vfs_ceph_ll_mknod(handle, dircfh, name, mode, dev, &iref);
|
|
if (result != 0) {
|
|
goto out;
|
|
}
|
|
|
|
vfs_ceph_iput(handle, &iref);
|
|
out:
|
|
DBG_DEBUG("[CEPH] mknodat(...) = %d\n", result);
|
|
return status_code(result);
|
|
}
|
|
|
|
/*
|
|
* This is a simple version of real-path ... a better version is needed to
|
|
* ask libcephfs about symbolic links.
|
|
*/
|
|
static struct smb_filename *vfs_ceph_realpath(struct vfs_handle_struct *handle,
|
|
TALLOC_CTX *ctx,
|
|
const struct smb_filename *smb_fname)
|
|
{
|
|
char *result = NULL;
|
|
const char *cwd = handle->conn->cwd_fsp->fsp_name->base_name;
|
|
const char *path = smb_fname->base_name;
|
|
size_t len = strlen(path);
|
|
struct smb_filename *result_fname = NULL;
|
|
|
|
if (path[0] == '/') {
|
|
result = talloc_strdup(ctx, path);
|
|
} else if ((len >= 2) && (path[0] == '.') && (path[1] == '/')) {
|
|
if (len == 2) {
|
|
result = talloc_strdup(ctx, cwd);
|
|
} else {
|
|
result = talloc_asprintf(ctx, "%s/%s", cwd, &path[2]);
|
|
}
|
|
} else {
|
|
result = talloc_asprintf(ctx, "%s/%s", cwd, path);
|
|
}
|
|
|
|
if (result == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
DBG_DEBUG("[CEPH] realpath(%p, %s) = %s\n", handle, path, result);
|
|
result_fname = synthetic_smb_fname(ctx, result, NULL, NULL, 0, 0);
|
|
TALLOC_FREE(result);
|
|
return result_fname;
|
|
}
|
|
|
|
static NTSTATUS vfs_ceph_get_real_filename_at(
|
|
struct vfs_handle_struct *handle,
|
|
struct files_struct *dirfsp,
|
|
const char *name,
|
|
TALLOC_CTX *mem_ctx,
|
|
char **found_name)
|
|
{
|
|
/*
|
|
* Don't fall back to get_real_filename so callers can differentiate
|
|
* between a full directory scan and an actual case-insensitive stat.
|
|
*/
|
|
return NT_STATUS_NOT_SUPPORTED;
|
|
}
|
|
|
|
static const char *vfs_ceph_connectpath(
|
|
struct vfs_handle_struct *handle,
|
|
const struct files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname)
|
|
{
|
|
return handle->conn->connectpath;
|
|
}
|
|
|
|
static NTSTATUS vfs_ceph_fget_dos_attributes(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
uint32_t *dosmode)
|
|
{
|
|
struct timespec saved_btime = fsp->fsp_name->st.st_ex_btime;
|
|
NTSTATUS status;
|
|
|
|
status = fget_ea_dos_attribute(fsp, dosmode);
|
|
|
|
/*
|
|
* Restore previously stored btime from statx timestamps as it should be
|
|
* the only source of truth. create_time from dos attribute, if any, may
|
|
* have older values which isn't trustworthy to be looked at for other
|
|
* open file handle operations.
|
|
*/
|
|
fsp->fsp_name->st.st_ex_btime = saved_btime;
|
|
|
|
return status;
|
|
}
|
|
|
|
static NTSTATUS vfs_ceph_fset_dos_attributes(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
uint32_t dosmode)
|
|
{
|
|
struct timespec saved_btime = fsp->fsp_name->st.st_ex_btime;
|
|
NTSTATUS status;
|
|
|
|
status = set_ea_dos_attribute(handle->conn, fsp->fsp_name, dosmode);
|
|
|
|
/*
|
|
* Restore previously stored btime from statx timestamps. This is done
|
|
* to ensure that we have the exact btime in fsp stat information while
|
|
* the file handle is still open since the create_time stored as part of
|
|
* dos attributes can loose its precision when converted back to btime.
|
|
*/
|
|
fsp->fsp_name->st.st_ex_btime = saved_btime;
|
|
|
|
return status;
|
|
}
|
|
|
|
/****************************************************************
|
|
Extended attribute operations.
|
|
*****************************************************************/
|
|
|
|
static ssize_t vfs_ceph_fgetxattr(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
const char *name,
|
|
void *value,
|
|
size_t size)
|
|
{
|
|
int ret;
|
|
|
|
DBG_DEBUG("[CEPH] fgetxattr(%p, %p, %s, %p, %llu)\n",
|
|
handle,
|
|
fsp,
|
|
name,
|
|
value,
|
|
llu(size));
|
|
|
|
if (!fsp->fsp_flags.is_pathref) {
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_fgetxattr(handle, cfh, name, value, size);
|
|
} else {
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
ret = vfs_ceph_igetf(handle, fsp, &iref);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_getxattr(handle, &iref, name, value, size);
|
|
vfs_ceph_iput(handle, &iref);
|
|
}
|
|
out:
|
|
DBG_DEBUG("[CEPH] fgetxattr(...) = %d\n", ret);
|
|
return lstatus_code(ret);
|
|
}
|
|
|
|
static ssize_t vfs_ceph_flistxattr(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
char *list,
|
|
size_t size)
|
|
{
|
|
size_t list_size = 0;
|
|
int ret;
|
|
|
|
DBG_DEBUG("[CEPH] flistxattr(%p, %p, %p, %llu)\n",
|
|
handle, fsp, list, llu(size));
|
|
|
|
if (!fsp->fsp_flags.is_pathref) {
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_flistxattr(handle,
|
|
cfh,
|
|
list,
|
|
size,
|
|
&list_size);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
} else {
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
ret = vfs_ceph_igetf(handle, fsp, &iref);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
ret = vfs_ceph_ll_listxattr(handle,
|
|
&iref,
|
|
list,
|
|
size,
|
|
&list_size);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
vfs_ceph_iput(handle, &iref);
|
|
}
|
|
ret = (int)list_size;
|
|
out:
|
|
DBG_DEBUG("[CEPH] flistxattr(...) = %d\n", ret);
|
|
return lstatus_code(ret);
|
|
}
|
|
|
|
static int vfs_ceph_fremovexattr(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
const char *name)
|
|
{
|
|
int ret;
|
|
|
|
DBG_DEBUG("[CEPH] fremovexattr(%p, %p, %s)\n", handle, fsp, name);
|
|
if (!fsp->fsp_flags.is_pathref) {
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_fremovexattr(handle, cfh, name);
|
|
} else {
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
ret = vfs_ceph_igetf(handle, fsp, &iref);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_removexattr(handle, &iref, name);
|
|
vfs_ceph_iput(handle, &iref);
|
|
}
|
|
out:
|
|
DBG_DEBUG("[CEPH] fremovexattr(...) = %d\n", ret);
|
|
return status_code(ret);
|
|
}
|
|
|
|
static int vfs_ceph_fsetxattr(struct vfs_handle_struct *handle,
|
|
struct files_struct *fsp,
|
|
const char *name,
|
|
const void *value,
|
|
size_t size,
|
|
int flags)
|
|
{
|
|
int ret;
|
|
|
|
DBG_DEBUG("[CEPH] fsetxattr(%p, %p, %s, %p, %llu, %d)\n",
|
|
handle,
|
|
fsp,
|
|
name,
|
|
value,
|
|
llu(size),
|
|
flags);
|
|
|
|
if (!fsp->fsp_flags.is_pathref) {
|
|
struct vfs_ceph_fh *cfh = NULL;
|
|
|
|
ret = vfs_ceph_fetch_io_fh(handle, fsp, &cfh);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
ret = vfs_ceph_ll_fsetxattr(handle,
|
|
cfh,
|
|
name,
|
|
value,
|
|
size,
|
|
flags);
|
|
} else {
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
ret = vfs_ceph_igetf(handle, fsp, &iref);
|
|
if (ret != 0) {
|
|
goto out;
|
|
}
|
|
ret = vfs_ceph_ll_setxattr(handle,
|
|
&iref,
|
|
name,
|
|
value,
|
|
size,
|
|
flags);
|
|
vfs_ceph_iput(handle, &iref);
|
|
}
|
|
out:
|
|
DBG_DEBUG("[CEPH] fsetxattr(...) = %d\n", ret);
|
|
return status_code(ret);
|
|
}
|
|
|
|
static NTSTATUS vfs_ceph_create_dfs_pathat(struct vfs_handle_struct *handle,
|
|
struct files_struct *dirfsp,
|
|
const struct smb_filename *smb_fname,
|
|
const struct referral *reflist,
|
|
size_t referral_count)
|
|
{
|
|
TALLOC_CTX *frame = talloc_stackframe();
|
|
NTSTATUS status = NT_STATUS_NO_MEMORY;
|
|
int ret;
|
|
char *msdfs_link = NULL;
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
struct vfs_ceph_iref iref = {0};
|
|
|
|
ret = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (ret != 0) {
|
|
status = map_nt_error_from_unix(-ret);
|
|
goto out;
|
|
}
|
|
|
|
/* Form the msdfs_link contents */
|
|
msdfs_link = msdfs_link_string(frame,
|
|
reflist,
|
|
referral_count);
|
|
if (msdfs_link == NULL) {
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_symlinkat(handle,
|
|
dircfh,
|
|
smb_fname->base_name,
|
|
msdfs_link,
|
|
&iref);
|
|
if (ret == 0) {
|
|
vfs_ceph_iput(handle, &iref);
|
|
status = NT_STATUS_OK;
|
|
} else {
|
|
status = map_nt_error_from_unix(-ret);
|
|
}
|
|
|
|
out:
|
|
DBG_DEBUG("[CEPH] create_dfs_pathat(...) = %s\n", nt_errstr(status));
|
|
|
|
TALLOC_FREE(frame);
|
|
return status;
|
|
}
|
|
|
|
/*
|
|
* Read and return the contents of a DFS redirect given a
|
|
* pathname. A caller can pass in NULL for ppreflist and
|
|
* preferral_count but still determine if this was a
|
|
* DFS redirect point by getting NT_STATUS_OK back
|
|
* without incurring the overhead of reading and parsing
|
|
* the referral contents.
|
|
*/
|
|
|
|
static NTSTATUS vfs_ceph_read_dfs_pathat(struct vfs_handle_struct *handle,
|
|
TALLOC_CTX *mem_ctx,
|
|
struct files_struct *dirfsp,
|
|
struct smb_filename *smb_fname,
|
|
struct referral **ppreflist,
|
|
size_t *preferral_count)
|
|
{
|
|
NTSTATUS status = NT_STATUS_NO_MEMORY;
|
|
size_t bufsize = 0;
|
|
char *link_target = NULL;
|
|
int referral_len = 0;
|
|
bool ok;
|
|
#if defined(HAVE_BROKEN_READLINK)
|
|
char link_target_buf[PATH_MAX];
|
|
#else
|
|
char link_target_buf[7];
|
|
#endif
|
|
SMB_STRUCT_STAT st = {0};
|
|
struct vfs_ceph_fh *dircfh = NULL;
|
|
struct vfs_ceph_iref iref = {0};
|
|
int ret;
|
|
|
|
if (is_named_stream(smb_fname)) {
|
|
status = NT_STATUS_OBJECT_NAME_NOT_FOUND;
|
|
goto out;
|
|
}
|
|
|
|
if (ppreflist == NULL && preferral_count == NULL) {
|
|
/*
|
|
* We're only checking if this is a DFS
|
|
* redirect. We don't need to return data.
|
|
*/
|
|
bufsize = sizeof(link_target_buf);
|
|
link_target = link_target_buf;
|
|
} else {
|
|
bufsize = PATH_MAX;
|
|
link_target = talloc_array(mem_ctx, char, bufsize);
|
|
if (!link_target) {
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
ret = vfs_ceph_fetch_fh(handle, dirfsp, &dircfh);
|
|
if (ret != 0) {
|
|
status = map_nt_error_from_unix(-ret);
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_lookupat2(handle,
|
|
dircfh,
|
|
smb_fname->base_name,
|
|
&iref,
|
|
&st);
|
|
if (ret != 0) {
|
|
status = map_nt_error_from_unix(-ret);
|
|
goto out;
|
|
}
|
|
|
|
if (!S_ISLNK(st.st_ex_mode)) {
|
|
DBG_INFO("%s is not a link.\n", smb_fname->base_name);
|
|
status = NT_STATUS_OBJECT_TYPE_MISMATCH;
|
|
goto out;
|
|
}
|
|
|
|
ret = vfs_ceph_ll_readlinkat(handle,
|
|
dircfh,
|
|
&iref,
|
|
link_target,
|
|
bufsize - 1);
|
|
if (ret < 0) {
|
|
DBG_ERR("Error reading msdfs link %s: %d\n",
|
|
smb_fname->base_name, ret);
|
|
status = map_nt_error_from_unix(-ret);
|
|
goto out;
|
|
}
|
|
|
|
referral_len = ret;
|
|
link_target[referral_len] = '\0';
|
|
DBG_INFO("%s -> %s\n", smb_fname->base_name, link_target);
|
|
|
|
if (!strnequal(link_target, "msdfs:", 6)) {
|
|
status = NT_STATUS_OBJECT_TYPE_MISMATCH;
|
|
goto out;
|
|
}
|
|
|
|
status = NT_STATUS_OK;
|
|
if (ppreflist == NULL && preferral_count == NULL) {
|
|
/* Early return for checking if this is a DFS link. */
|
|
goto out;
|
|
}
|
|
|
|
ok = parse_msdfs_symlink(mem_ctx,
|
|
lp_msdfs_shuffle_referrals(SNUM(handle->conn)),
|
|
link_target,
|
|
ppreflist,
|
|
preferral_count);
|
|
|
|
if (!ok) {
|
|
status = NT_STATUS_NO_MEMORY;
|
|
}
|
|
|
|
out:
|
|
DBG_DEBUG("[CEPH] read_dfs_pathat(...) = %s\n", nt_errstr(status));
|
|
|
|
vfs_ceph_iput(handle, &iref);
|
|
if ((link_target != NULL) && (link_target != link_target_buf)) {
|
|
TALLOC_FREE(link_target);
|
|
}
|
|
if (NT_STATUS_IS_OK(status)) {
|
|
memcpy(&smb_fname->st, &st, sizeof(smb_fname->st));
|
|
}
|
|
return status;
|
|
}
|
|
|
|
static struct vfs_fn_pointers ceph_new_fns = {
|
|
/* Disk operations */
|
|
|
|
.connect_fn = vfs_ceph_connect,
|
|
.disconnect_fn = vfs_ceph_disconnect,
|
|
.disk_free_fn = vfs_ceph_disk_free,
|
|
.get_quota_fn = vfs_not_implemented_get_quota,
|
|
.set_quota_fn = vfs_not_implemented_set_quota,
|
|
.statvfs_fn = vfs_ceph_statvfs,
|
|
.fs_capabilities_fn = vfs_ceph_fs_capabilities,
|
|
|
|
/* Directory operations */
|
|
|
|
.fdopendir_fn = vfs_ceph_fdopendir,
|
|
.readdir_fn = vfs_ceph_readdir,
|
|
.rewind_dir_fn = vfs_ceph_rewinddir,
|
|
.mkdirat_fn = vfs_ceph_mkdirat,
|
|
.closedir_fn = vfs_ceph_closedir,
|
|
|
|
/* File operations */
|
|
|
|
.create_dfs_pathat_fn = vfs_ceph_create_dfs_pathat,
|
|
.read_dfs_pathat_fn = vfs_ceph_read_dfs_pathat,
|
|
.openat_fn = vfs_ceph_openat,
|
|
.close_fn = vfs_ceph_close,
|
|
.pread_fn = vfs_ceph_pread,
|
|
.pread_send_fn = vfs_ceph_pread_send,
|
|
.pread_recv_fn = vfs_ceph_pread_recv,
|
|
.pwrite_fn = vfs_ceph_pwrite,
|
|
.pwrite_send_fn = vfs_ceph_pwrite_send,
|
|
.pwrite_recv_fn = vfs_ceph_pwrite_recv,
|
|
.lseek_fn = vfs_ceph_lseek,
|
|
.sendfile_fn = vfs_ceph_sendfile,
|
|
.recvfile_fn = vfs_ceph_recvfile,
|
|
.renameat_fn = vfs_ceph_renameat,
|
|
.fsync_send_fn = vfs_ceph_fsync_send,
|
|
.fsync_recv_fn = vfs_ceph_fsync_recv,
|
|
.stat_fn = vfs_ceph_stat,
|
|
.fstat_fn = vfs_ceph_fstat,
|
|
.lstat_fn = vfs_ceph_lstat,
|
|
.fstatat_fn = vfs_ceph_fstatat,
|
|
.unlinkat_fn = vfs_ceph_unlinkat,
|
|
.fchmod_fn = vfs_ceph_fchmod,
|
|
.fchown_fn = vfs_ceph_fchown,
|
|
.lchown_fn = vfs_ceph_lchown,
|
|
.chdir_fn = vfs_ceph_chdir,
|
|
.getwd_fn = vfs_ceph_getwd,
|
|
.fntimes_fn = vfs_ceph_fntimes,
|
|
.ftruncate_fn = vfs_ceph_ftruncate,
|
|
.fallocate_fn = vfs_ceph_fallocate,
|
|
.lock_fn = vfs_ceph_lock,
|
|
.filesystem_sharemode_fn = vfs_ceph_filesystem_sharemode,
|
|
.fcntl_fn = vfs_ceph_fcntl,
|
|
.linux_setlease_fn = vfs_not_implemented_linux_setlease,
|
|
.getlock_fn = vfs_ceph_getlock,
|
|
.symlinkat_fn = vfs_ceph_symlinkat,
|
|
.readlinkat_fn = vfs_ceph_readlinkat,
|
|
.linkat_fn = vfs_ceph_linkat,
|
|
.mknodat_fn = vfs_ceph_mknodat,
|
|
.realpath_fn = vfs_ceph_realpath,
|
|
.fchflags_fn = vfs_not_implemented_fchflags,
|
|
.get_real_filename_at_fn = vfs_ceph_get_real_filename_at,
|
|
.connectpath_fn = vfs_ceph_connectpath,
|
|
.fget_dos_attributes_fn = vfs_ceph_fget_dos_attributes,
|
|
.fset_dos_attributes_fn = vfs_ceph_fset_dos_attributes,
|
|
|
|
/* EA operations. */
|
|
.getxattrat_send_fn = vfs_not_implemented_getxattrat_send,
|
|
.getxattrat_recv_fn = vfs_not_implemented_getxattrat_recv,
|
|
.fgetxattr_fn = vfs_ceph_fgetxattr,
|
|
.flistxattr_fn = vfs_ceph_flistxattr,
|
|
.fremovexattr_fn = vfs_ceph_fremovexattr,
|
|
.fsetxattr_fn = vfs_ceph_fsetxattr,
|
|
|
|
/* Posix ACL Operations */
|
|
.sys_acl_get_fd_fn = posixacl_xattr_acl_get_fd,
|
|
.sys_acl_blob_get_fd_fn = posix_sys_acl_blob_get_fd,
|
|
.sys_acl_set_fd_fn = posixacl_xattr_acl_set_fd,
|
|
.sys_acl_delete_def_fd_fn = posixacl_xattr_acl_delete_def_fd,
|
|
|
|
/* aio operations */
|
|
.aio_force_fn = vfs_not_implemented_aio_force,
|
|
};
|
|
|
|
static_decl_vfs;
|
|
NTSTATUS vfs_ceph_new_init(TALLOC_CTX *ctx)
|
|
{
|
|
return smb_register_vfs(SMB_VFS_INTERFACE_VERSION,
|
|
"ceph_new", &ceph_new_fns);
|
|
}
|