2 * Unix SMB/CIFS implementation.
3 * Samba VFS module for GPFS filesystem
4 * Copyright (C) Christian Ambach <cambach1@de.ibm.com> 2006
5 * Copyright (C) Christof Schmitt 2015
6 * Major code contributions by Chetan Shringarpure <chetan.sh@in.ibm.com>
7 * and Gomati Mohanan <gomati.mohanan@in.ibm.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, see <http://www.gnu.org/licenses/>.
24 #include "smbd/smbd.h"
25 #include "include/smbprofile.h"
26 #include "modules/non_posix_acls.h"
27 #include "libcli/security/security.h"
28 #include "nfs4_acls.h"
29 #include "system/filesys.h"
31 #include "lib/util/tevent_unix.h"
32 #include "lib/util/gpfswrap.h"
35 #define DBGC_CLASS DBGC_VFS
37 #ifndef GPFS_GETACL_NATIVE
38 #define GPFS_GETACL_NATIVE 0x00000004
41 struct gpfs_config_data {
42 struct smbacl4_vfs_params nfs4_params;
57 struct gpfs_fsp_extension {
61 static inline unsigned int gpfs_acl_flags(gpfs_acl_t *gacl)
63 if (gacl->acl_level == GPFS_ACL_LEVEL_V4FLAGS) {
64 return gacl->v4Level1.acl_flags;
69 static inline gpfs_ace_v4_t *gpfs_ace_ptr(gpfs_acl_t *gacl, unsigned int i)
71 if (gacl->acl_level == GPFS_ACL_LEVEL_V4FLAGS) {
72 return &gacl->v4Level1.ace_v4[i];
74 return &gacl->ace_v4[i];
77 static bool set_gpfs_sharemode(files_struct *fsp, uint32_t access_mask,
78 uint32_t share_access)
80 unsigned int allow = GPFS_SHARE_NONE;
81 unsigned int deny = GPFS_DENY_NONE;
84 if ((fsp == NULL) || (fsp->fh == NULL) || (fsp->fh->fd < 0)) {
85 /* No real file, don't disturb */
89 allow |= (access_mask & (FILE_WRITE_DATA|FILE_APPEND_DATA|
90 DELETE_ACCESS)) ? GPFS_SHARE_WRITE : 0;
91 allow |= (access_mask & (FILE_READ_DATA|FILE_EXECUTE)) ?
94 if (allow == GPFS_SHARE_NONE) {
95 DEBUG(10, ("special case am=no_access:%x\n",access_mask));
98 deny |= (share_access & FILE_SHARE_WRITE) ?
100 deny |= (share_access & (FILE_SHARE_READ)) ?
103 DEBUG(10, ("am=%x, allow=%d, sa=%x, deny=%d\n",
104 access_mask, allow, share_access, deny));
106 result = gpfswrap_set_share(fsp->fh->fd, allow, deny);
108 if (errno == ENOSYS) {
109 DEBUG(5, ("VFS module vfs_gpfs loaded, but gpfs "
110 "set_share function support not available. "
111 "Allowing access\n"));
114 DEBUG(10, ("gpfs_set_share failed: %s\n",
119 return (result == 0);
122 static int vfs_gpfs_kernel_flock(vfs_handle_struct *handle, files_struct *fsp,
123 uint32_t share_mode, uint32_t access_mask)
126 struct gpfs_config_data *config;
129 START_PROFILE(syscall_kernel_flock);
131 SMB_VFS_HANDLE_GET_DATA(handle, config,
132 struct gpfs_config_data,
135 if(!config->sharemodes) {
140 * A named stream fsp will have the basefile open in the fsp
141 * fd, so lacking a distinct fd for the stream we have to skip
142 * kernel_flock and set_gpfs_sharemode for stream.
144 if (is_ntfs_stream_smb_fname(fsp->fsp_name) &&
145 !is_ntfs_default_stream_smb_fname(fsp->fsp_name)) {
146 DEBUG(2,("%s: kernel_flock on stream\n", fsp_str_dbg(fsp)));
150 kernel_flock(fsp->fh->fd, share_mode, access_mask);
152 if (!set_gpfs_sharemode(fsp, access_mask, fsp->share_access)) {
156 END_PROFILE(syscall_kernel_flock);
161 static int vfs_gpfs_close(vfs_handle_struct *handle, files_struct *fsp)
164 struct gpfs_config_data *config;
166 SMB_VFS_HANDLE_GET_DATA(handle, config,
167 struct gpfs_config_data,
170 if (config->sharemodes && (fsp->fh != NULL) && (fsp->fh->fd != -1)) {
171 set_gpfs_sharemode(fsp, 0, 0);
174 return SMB_VFS_NEXT_CLOSE(handle, fsp);
177 static int set_gpfs_lease(int fd, int leasetype)
179 int gpfs_type = GPFS_LEASE_NONE;
181 if (leasetype == F_RDLCK) {
182 gpfs_type = GPFS_LEASE_READ;
184 if (leasetype == F_WRLCK) {
185 gpfs_type = GPFS_LEASE_WRITE;
188 /* we unconditionally set CAP_LEASE, rather than looking for
189 -1/EACCES as there is a bug in some versions of
190 libgpfs_gpl.so which results in a leaked fd on /dev/ss0
191 each time we try this with the wrong capabilities set
193 linux_set_lease_capability();
194 return gpfswrap_set_lease(fd, gpfs_type);
197 static int vfs_gpfs_setlease(vfs_handle_struct *handle, files_struct *fsp,
200 struct gpfs_config_data *config;
203 START_PROFILE(syscall_linux_setlease);
205 SMB_VFS_HANDLE_GET_DATA(handle, config,
206 struct gpfs_config_data,
209 if (linux_set_lease_sighandler(fsp->fh->fd) == -1) {
214 if (config->leases) {
216 * Ensure the lease owner is root to allow
217 * correct delivery of lease-break signals.
220 ret = set_gpfs_lease(fsp->fh->fd,leasetype);
225 END_PROFILE(syscall_linux_setlease);
230 static int vfs_gpfs_get_real_filename(struct vfs_handle_struct *handle,
238 char real_pathname[PATH_MAX+1];
241 struct gpfs_config_data *config;
243 SMB_VFS_HANDLE_GET_DATA(handle, config,
244 struct gpfs_config_data,
247 if (!config->getrealfilename) {
248 return SMB_VFS_NEXT_GET_REAL_FILENAME(handle, path, name,
249 mem_ctx, found_name);
252 mangled = mangle_is_mangled(name, handle->conn->params);
254 return SMB_VFS_NEXT_GET_REAL_FILENAME(handle, path, name,
255 mem_ctx, found_name);
258 full_path = talloc_asprintf(talloc_tos(), "%s/%s", path, name);
259 if (full_path == NULL) {
264 buflen = sizeof(real_pathname) - 1;
266 result = gpfswrap_get_realfilename_path(full_path, real_pathname,
269 TALLOC_FREE(full_path);
271 if ((result == -1) && (errno == ENOSYS)) {
272 return SMB_VFS_NEXT_GET_REAL_FILENAME(
273 handle, path, name, mem_ctx, found_name);
277 DEBUG(10, ("smbd_gpfs_get_realfilename_path returned %s\n",
283 * GPFS does not necessarily null-terminate the returned path
284 * but instead returns the buffer length in buflen.
287 if (buflen < sizeof(real_pathname)) {
288 real_pathname[buflen] = '\0';
290 real_pathname[sizeof(real_pathname)-1] = '\0';
293 DEBUG(10, ("smbd_gpfs_get_realfilename_path: %s/%s -> %s\n",
294 path, name, real_pathname));
296 name = strrchr_m(real_pathname, '/');
302 *found_name = talloc_strdup(mem_ctx, name+1);
303 if (*found_name == NULL) {
311 static void sd2gpfs_control(uint16_t control, struct gpfs_acl *gacl)
313 unsigned int gpfs_aclflags = 0;
314 control &= SEC_DESC_DACL_PROTECTED | SEC_DESC_SACL_PROTECTED |
315 SEC_DESC_DACL_AUTO_INHERITED | SEC_DESC_SACL_AUTO_INHERITED |
316 SEC_DESC_DACL_DEFAULTED | SEC_DESC_SACL_DEFAULTED |
317 SEC_DESC_DACL_PRESENT | SEC_DESC_SACL_PRESENT;
318 gpfs_aclflags = control << 8;
319 if (!(control & SEC_DESC_DACL_PRESENT))
320 gpfs_aclflags |= ACL4_FLAG_NULL_DACL;
321 if (!(control & SEC_DESC_SACL_PRESENT))
322 gpfs_aclflags |= ACL4_FLAG_NULL_SACL;
323 gacl->acl_level = GPFS_ACL_LEVEL_V4FLAGS;
324 gacl->v4Level1.acl_flags = gpfs_aclflags;
327 static uint16_t gpfs2sd_control(unsigned int gpfs_aclflags)
329 uint16_t control = gpfs_aclflags >> 8;
330 control &= SEC_DESC_DACL_PROTECTED | SEC_DESC_SACL_PROTECTED |
331 SEC_DESC_DACL_AUTO_INHERITED | SEC_DESC_SACL_AUTO_INHERITED |
332 SEC_DESC_DACL_DEFAULTED | SEC_DESC_SACL_DEFAULTED |
333 SEC_DESC_DACL_PRESENT | SEC_DESC_SACL_PRESENT;
334 control |= SEC_DESC_SELF_RELATIVE;
338 static void gpfs_dumpacl(int level, struct gpfs_acl *gacl)
343 DEBUG(0, ("gpfs acl is NULL\n"));
347 DEBUG(level, ("len: %d, level: %d, version: %d, nace: %d, "
349 gacl->acl_len, gacl->acl_level, gacl->acl_version,
350 gacl->acl_nace, gpfs_acl_flags(gacl)));
352 for(i=0; i<gacl->acl_nace; i++)
354 struct gpfs_ace_v4 *gace = gpfs_ace_ptr(gacl, i);
355 DEBUG(level, ("\tace[%d]: type:%d, flags:0x%x, mask:0x%x, "
356 "iflags:0x%x, who:%u\n",
357 i, gace->aceType, gace->aceFlags, gace->aceMask,
358 gace->aceIFlags, gace->aceWho));
362 static int gpfs_getacl_with_capability(const char *fname, int flags, void *buf)
364 int ret, saved_errno;
366 set_effective_capability(DAC_OVERRIDE_CAPABILITY);
368 ret = gpfswrap_getacl(discard_const_p(char, fname), flags, buf);
371 drop_effective_capability(DAC_OVERRIDE_CAPABILITY);
378 * get the ACL from GPFS, allocated on the specified mem_ctx
379 * internally retries when initial buffer was too small
381 * caller needs to cast result to either
382 * raw = yes: struct gpfs_opaque_acl
383 * raw = no: struct gpfs_acl
386 static void *vfs_gpfs_getacl(TALLOC_CTX *mem_ctx,
389 const gpfs_aclType_t type)
397 bool use_capability = false;
401 aclbuf = talloc_zero_size(mem_ctx, size);
402 if (aclbuf == NULL) {
408 struct gpfs_opaque_acl *buf = (struct gpfs_opaque_acl *) aclbuf;
409 buf->acl_type = type;
410 flags = GPFS_GETACL_NATIVE;
411 len = (unsigned int *) &(buf->acl_buffer_len);
412 struct_size = sizeof(struct gpfs_opaque_acl);
414 struct gpfs_acl *buf = (struct gpfs_acl *) aclbuf;
415 buf->acl_type = type;
416 buf->acl_level = GPFS_ACL_LEVEL_V4FLAGS;
417 flags = GPFS_GETACL_STRUCT;
418 len = &(buf->acl_len);
419 /* reserve space for control flags in gpfs 3.5 and beyond */
420 struct_size = sizeof(struct gpfs_acl) + sizeof(unsigned int);
423 /* set the length of the buffer as input value */
426 if (use_capability) {
427 ret = gpfs_getacl_with_capability(fname, flags, aclbuf);
429 ret = gpfswrap_getacl(discard_const_p(char, fname),
431 if ((ret != 0) && (errno == EACCES)) {
432 DBG_DEBUG("Retry with DAC capability for %s\n", fname);
433 use_capability = true;
434 ret = gpfs_getacl_with_capability(fname, flags, aclbuf);
438 if ((ret != 0) && (errno == ENOSPC)) {
440 * get the size needed to accommodate the complete buffer
442 * the value returned only applies to the ACL blob in the
443 * struct so make sure to also have headroom for the first
444 * struct members by adding room for the complete struct
445 * (might be a few bytes too much then)
447 size = *len + struct_size;
449 DEBUG(10, ("Increasing ACL buffer size to %zu\n", size));
454 DEBUG(5, ("smbd_gpfs_getacl failed with %s\n",
463 /* Tries to get nfs4 acls and returns SMB ACL allocated.
464 * On failure returns 1 if it got non-NFSv4 ACL to prompt
465 * retry with POSIX ACL checks.
466 * On failure returns -1 if there is system (GPFS) error, check errno.
467 * Returns 0 on success
469 static int gpfs_get_nfs4_acl(TALLOC_CTX *mem_ctx, const char *fname,
470 struct SMB4ACL_T **ppacl)
473 struct gpfs_acl *gacl = NULL;
474 DEBUG(10, ("gpfs_get_nfs4_acl invoked for %s\n", fname));
477 gacl = (struct gpfs_acl*) vfs_gpfs_getacl(talloc_tos(), fname,
480 DEBUG(9, ("gpfs_getacl failed for %s with %s\n",
481 fname, strerror(errno)));
482 if (errno == ENODATA) {
484 * GPFS returns ENODATA for snapshot
485 * directories. Retry with POSIX ACLs check.
493 if (gacl->acl_type != GPFS_ACL_TYPE_NFS4) {
494 DEBUG(10, ("Got non-nfsv4 acl\n"));
495 /* Retry with POSIX ACLs check */
500 *ppacl = smb_create_smb4acl(mem_ctx);
502 if (gacl->acl_level == GPFS_ACL_LEVEL_V4FLAGS) {
503 uint16_t control = gpfs2sd_control(gpfs_acl_flags(gacl));
504 smbacl4_set_controlflags(*ppacl, control);
507 DEBUG(10, ("len: %d, level: %d, version: %d, nace: %d, control: %x\n",
508 gacl->acl_len, gacl->acl_level, gacl->acl_version,
509 gacl->acl_nace, gpfs_acl_flags(gacl)));
511 for (i=0; i<gacl->acl_nace; i++) {
512 struct gpfs_ace_v4 *gace = gpfs_ace_ptr(gacl, i);
513 SMB_ACE4PROP_T smbace = { 0 };
514 DEBUG(10, ("type: %d, iflags: %x, flags: %x, mask: %x, "
515 "who: %d\n", gace->aceType, gace->aceIFlags,
516 gace->aceFlags, gace->aceMask, gace->aceWho));
518 if (gace->aceIFlags & ACE4_IFLAG_SPECIAL_ID) {
519 smbace.flags |= SMB_ACE4_ID_SPECIAL;
520 switch (gace->aceWho) {
521 case ACE4_SPECIAL_OWNER:
522 smbace.who.special_id = SMB_ACE4_WHO_OWNER;
524 case ACE4_SPECIAL_GROUP:
525 smbace.who.special_id = SMB_ACE4_WHO_GROUP;
527 case ACE4_SPECIAL_EVERYONE:
528 smbace.who.special_id = SMB_ACE4_WHO_EVERYONE;
531 DEBUG(8, ("invalid special gpfs id %d "
532 "ignored\n", gace->aceWho));
533 continue; /* don't add it */
536 if (gace->aceFlags & ACE4_FLAG_GROUP_ID)
537 smbace.who.gid = gace->aceWho;
539 smbace.who.uid = gace->aceWho;
542 /* remove redundant deny entries */
543 if (i > 0 && gace->aceType == SMB_ACE4_ACCESS_DENIED_ACE_TYPE) {
544 struct gpfs_ace_v4 *prev = gpfs_ace_ptr(gacl, i - 1);
545 if (prev->aceType == SMB_ACE4_ACCESS_ALLOWED_ACE_TYPE &&
546 prev->aceFlags == gace->aceFlags &&
547 prev->aceIFlags == gace->aceIFlags &&
548 (gace->aceMask & prev->aceMask) == 0 &&
549 gace->aceWho == prev->aceWho) {
550 /* it's redundant - skip it */
555 smbace.aceType = gace->aceType;
556 smbace.aceFlags = gace->aceFlags;
557 smbace.aceMask = gace->aceMask;
558 smb_add_ace4(*ppacl, &smbace);
566 static NTSTATUS gpfsacl_fget_nt_acl(vfs_handle_struct *handle,
567 files_struct *fsp, uint32_t security_info,
569 struct security_descriptor **ppdesc)
571 struct SMB4ACL_T *pacl = NULL;
573 struct gpfs_config_data *config;
574 TALLOC_CTX *frame = talloc_stackframe();
579 SMB_VFS_HANDLE_GET_DATA(handle, config,
580 struct gpfs_config_data,
581 return NT_STATUS_INTERNAL_ERROR);
584 status = SMB_VFS_NEXT_FGET_NT_ACL(handle, fsp, security_info,
590 result = gpfs_get_nfs4_acl(frame, fsp->fsp_name->base_name, &pacl);
593 status = smb_fget_nt_acl_nfs4(fsp, &config->nfs4_params,
595 mem_ctx, ppdesc, pacl);
601 DEBUG(10, ("retrying with posix acl...\n"));
602 status = posix_fget_nt_acl(fsp, security_info,
610 /* GPFS ACL was not read, something wrong happened, error code is set in errno */
611 return map_nt_error_from_unix(errno);
614 static NTSTATUS gpfsacl_get_nt_acl(vfs_handle_struct *handle,
615 const struct smb_filename *smb_fname,
616 uint32_t security_info,
618 struct security_descriptor **ppdesc)
620 struct SMB4ACL_T *pacl = NULL;
622 struct gpfs_config_data *config;
623 TALLOC_CTX *frame = talloc_stackframe();
628 SMB_VFS_HANDLE_GET_DATA(handle, config,
629 struct gpfs_config_data,
630 return NT_STATUS_INTERNAL_ERROR);
633 status = SMB_VFS_NEXT_GET_NT_ACL(handle, smb_fname,
640 result = gpfs_get_nfs4_acl(frame, smb_fname->base_name, &pacl);
643 status = smb_get_nt_acl_nfs4(handle->conn, smb_fname,
644 &config->nfs4_params,
645 security_info, mem_ctx, ppdesc,
652 DEBUG(10, ("retrying with posix acl...\n"));
653 status = posix_get_nt_acl(handle->conn, smb_fname,
654 security_info, mem_ctx, ppdesc);
659 /* GPFS ACL was not read, something wrong happened, error code is set in errno */
661 return map_nt_error_from_unix(errno);
664 static struct gpfs_acl *vfs_gpfs_smbacl2gpfsacl(TALLOC_CTX *mem_ctx,
666 struct SMB4ACL_T *smbacl,
669 struct gpfs_acl *gacl;
670 gpfs_aclLen_t gacl_len;
671 struct SMB4ACE_T *smbace;
673 gacl_len = offsetof(gpfs_acl_t, ace_v4) + sizeof(unsigned int)
674 + smb_get_naces(smbacl) * sizeof(gpfs_ace_v4_t);
676 gacl = (struct gpfs_acl *)TALLOC_SIZE(mem_ctx, gacl_len);
678 DEBUG(0, ("talloc failed\n"));
683 gacl->acl_level = GPFS_ACL_LEVEL_BASE;
684 gacl->acl_version = GPFS_ACL_VERSION_NFS4;
685 gacl->acl_type = GPFS_ACL_TYPE_NFS4;
686 gacl->acl_nace = 0; /* change later... */
689 gacl->acl_level = GPFS_ACL_LEVEL_V4FLAGS;
690 sd2gpfs_control(smbacl4_get_controlflags(smbacl), gacl);
693 for (smbace=smb_first_ace4(smbacl); smbace!=NULL; smbace = smb_next_ace4(smbace)) {
694 struct gpfs_ace_v4 *gace = gpfs_ace_ptr(gacl, gacl->acl_nace);
695 SMB_ACE4PROP_T *aceprop = smb_get_ace4(smbace);
697 gace->aceType = aceprop->aceType;
698 gace->aceFlags = aceprop->aceFlags;
699 gace->aceMask = aceprop->aceMask;
702 * GPFS can't distinguish between WRITE and APPEND on
703 * files, so one being set without the other is an
704 * error. Sorry for the many ()'s :-)
707 if (!fsp->is_directory
709 ((((gace->aceMask & ACE4_MASK_WRITE) == 0)
710 && ((gace->aceMask & ACE4_MASK_APPEND) != 0))
712 (((gace->aceMask & ACE4_MASK_WRITE) != 0)
713 && ((gace->aceMask & ACE4_MASK_APPEND) == 0)))
715 lp_parm_bool(fsp->conn->params->service, "gpfs",
716 "merge_writeappend", True)) {
717 DEBUG(2, ("vfs_gpfs.c: file [%s]: ACE contains "
718 "WRITE^APPEND, setting WRITE|APPEND\n",
720 gace->aceMask |= ACE4_MASK_WRITE|ACE4_MASK_APPEND;
723 gace->aceIFlags = (aceprop->flags&SMB_ACE4_ID_SPECIAL) ? ACE4_IFLAG_SPECIAL_ID : 0;
725 if (aceprop->flags&SMB_ACE4_ID_SPECIAL)
727 switch(aceprop->who.special_id)
729 case SMB_ACE4_WHO_EVERYONE:
730 gace->aceWho = ACE4_SPECIAL_EVERYONE;
732 case SMB_ACE4_WHO_OWNER:
733 gace->aceWho = ACE4_SPECIAL_OWNER;
735 case SMB_ACE4_WHO_GROUP:
736 gace->aceWho = ACE4_SPECIAL_GROUP;
739 DEBUG(8, ("unsupported special_id %d\n", aceprop->who.special_id));
740 continue; /* don't add it !!! */
743 /* just only for the type safety... */
744 if (aceprop->aceFlags&SMB_ACE4_IDENTIFIER_GROUP)
745 gace->aceWho = aceprop->who.gid;
747 gace->aceWho = aceprop->who.uid;
752 gacl->acl_len = (char *)gpfs_ace_ptr(gacl, gacl->acl_nace)
757 static bool gpfsacl_process_smbacl(vfs_handle_struct *handle,
759 struct SMB4ACL_T *smbacl)
762 struct gpfs_acl *gacl;
763 TALLOC_CTX *mem_ctx = talloc_tos();
765 gacl = vfs_gpfs_smbacl2gpfsacl(mem_ctx, fsp, smbacl, true);
766 if (gacl == NULL) { /* out of memory */
769 ret = gpfswrap_putacl(fsp->fsp_name->base_name,
770 GPFS_PUTACL_STRUCT | GPFS_ACL_SAMBA, gacl);
772 if ((ret != 0) && (errno == EINVAL)) {
773 DEBUG(10, ("Retry without nfs41 control flags\n"));
775 gacl = vfs_gpfs_smbacl2gpfsacl(mem_ctx, fsp, smbacl, false);
776 if (gacl == NULL) { /* out of memory */
779 ret = gpfswrap_putacl(fsp->fsp_name->base_name,
780 GPFS_PUTACL_STRUCT | GPFS_ACL_SAMBA,
785 DEBUG(8, ("gpfs_putacl failed with %s\n", strerror(errno)));
786 gpfs_dumpacl(8, gacl);
790 DEBUG(10, ("gpfs_putacl succeeded\n"));
794 static NTSTATUS gpfsacl_set_nt_acl_internal(vfs_handle_struct *handle, files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd)
796 struct gpfs_acl *acl;
797 NTSTATUS result = NT_STATUS_ACCESS_DENIED;
799 acl = (struct gpfs_acl*) vfs_gpfs_getacl(talloc_tos(),
800 fsp->fsp_name->base_name,
803 return map_nt_error_from_unix(errno);
806 if (acl->acl_version == GPFS_ACL_VERSION_NFS4) {
807 struct gpfs_config_data *config;
809 if (lp_parm_bool(fsp->conn->params->service, "gpfs",
810 "refuse_dacl_protected", false)
811 && (psd->type&SEC_DESC_DACL_PROTECTED)) {
812 DEBUG(2, ("Rejecting unsupported ACL with DACL_PROTECTED bit set\n"));
814 return NT_STATUS_NOT_SUPPORTED;
817 SMB_VFS_HANDLE_GET_DATA(handle, config,
818 struct gpfs_config_data,
819 return NT_STATUS_INTERNAL_ERROR);
821 result = smb_set_nt_acl_nfs4(handle,
822 fsp, &config->nfs4_params, security_info_sent, psd,
823 gpfsacl_process_smbacl);
824 } else { /* assume POSIX ACL - by default... */
825 result = set_nt_acl(fsp, security_info_sent, psd);
832 static NTSTATUS gpfsacl_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp, uint32_t security_info_sent, const struct security_descriptor *psd)
834 struct gpfs_config_data *config;
836 SMB_VFS_HANDLE_GET_DATA(handle, config,
837 struct gpfs_config_data,
838 return NT_STATUS_INTERNAL_ERROR);
841 return SMB_VFS_NEXT_FSET_NT_ACL(handle, fsp, security_info_sent, psd);
844 return gpfsacl_set_nt_acl_internal(handle, fsp, security_info_sent, psd);
847 static SMB_ACL_T gpfs2smb_acl(const struct gpfs_acl *pacl, TALLOC_CTX *mem_ctx)
852 result = sys_acl_init(mem_ctx);
853 if (result == NULL) {
858 result->count = pacl->acl_nace;
859 result->acl = talloc_realloc(result, result->acl, struct smb_acl_entry,
861 if (result->acl == NULL) {
867 for (i=0; i<pacl->acl_nace; i++) {
868 struct smb_acl_entry *ace = &result->acl[i];
869 const struct gpfs_ace_v1 *g_ace = &pacl->ace_v1[i];
871 DEBUG(10, ("Converting type %d id %lu perm %x\n",
872 (int)g_ace->ace_type, (unsigned long)g_ace->ace_who,
873 (int)g_ace->ace_perm));
875 switch (g_ace->ace_type) {
877 ace->a_type = SMB_ACL_USER;
878 ace->info.user.uid = (uid_t)g_ace->ace_who;
880 case GPFS_ACL_USER_OBJ:
881 ace->a_type = SMB_ACL_USER_OBJ;
884 ace->a_type = SMB_ACL_GROUP;
885 ace->info.group.gid = (gid_t)g_ace->ace_who;
887 case GPFS_ACL_GROUP_OBJ:
888 ace->a_type = SMB_ACL_GROUP_OBJ;
891 ace->a_type = SMB_ACL_OTHER;
894 ace->a_type = SMB_ACL_MASK;
897 DEBUG(10, ("Got invalid ace_type: %d\n",
905 ace->a_perm |= (g_ace->ace_perm & ACL_PERM_READ) ?
907 ace->a_perm |= (g_ace->ace_perm & ACL_PERM_WRITE) ?
909 ace->a_perm |= (g_ace->ace_perm & ACL_PERM_EXECUTE) ?
912 DEBUGADD(10, ("Converted to %d perm %x\n",
913 ace->a_type, ace->a_perm));
919 static SMB_ACL_T gpfsacl_get_posix_acl(const char *path, gpfs_aclType_t type,
922 struct gpfs_acl *pacl;
923 SMB_ACL_T result = NULL;
925 pacl = vfs_gpfs_getacl(talloc_tos(), path, false, type);
928 DEBUG(10, ("vfs_gpfs_getacl failed for %s with %s\n",
929 path, strerror(errno)));
936 if (pacl->acl_version != GPFS_ACL_VERSION_POSIX) {
937 DEBUG(10, ("Got acl version %d, expected %d\n",
938 pacl->acl_version, GPFS_ACL_VERSION_POSIX));
943 DEBUG(10, ("len: %d, level: %d, version: %d, nace: %d\n",
944 pacl->acl_len, pacl->acl_level, pacl->acl_version,
947 result = gpfs2smb_acl(pacl, mem_ctx);
948 if (result != NULL) {
963 static SMB_ACL_T gpfsacl_sys_acl_get_file(vfs_handle_struct *handle,
964 const struct smb_filename *smb_fname,
968 gpfs_aclType_t gpfs_type;
969 struct gpfs_config_data *config;
971 SMB_VFS_HANDLE_GET_DATA(handle, config,
972 struct gpfs_config_data,
976 return SMB_VFS_NEXT_SYS_ACL_GET_FILE(handle, smb_fname,
981 case SMB_ACL_TYPE_ACCESS:
982 gpfs_type = GPFS_ACL_TYPE_ACCESS;
984 case SMB_ACL_TYPE_DEFAULT:
985 gpfs_type = GPFS_ACL_TYPE_DEFAULT;
988 DEBUG(0, ("Got invalid type: %d\n", type));
989 smb_panic("exiting");
992 return gpfsacl_get_posix_acl(smb_fname->base_name, gpfs_type, mem_ctx);
995 static SMB_ACL_T gpfsacl_sys_acl_get_fd(vfs_handle_struct *handle,
999 struct gpfs_config_data *config;
1001 SMB_VFS_HANDLE_GET_DATA(handle, config,
1002 struct gpfs_config_data,
1006 return SMB_VFS_NEXT_SYS_ACL_GET_FD(handle, fsp, mem_ctx);
1009 return gpfsacl_get_posix_acl(fsp->fsp_name->base_name,
1010 GPFS_ACL_TYPE_ACCESS, mem_ctx);
1013 static int gpfsacl_sys_acl_blob_get_file(vfs_handle_struct *handle,
1014 const struct smb_filename *smb_fname,
1015 TALLOC_CTX *mem_ctx,
1016 char **blob_description,
1019 struct gpfs_config_data *config;
1020 struct gpfs_opaque_acl *acl = NULL;
1023 const char *path_p = smb_fname->base_name;
1025 SMB_VFS_HANDLE_GET_DATA(handle, config,
1026 struct gpfs_config_data,
1030 return SMB_VFS_NEXT_SYS_ACL_BLOB_GET_FILE(handle, smb_fname,
1037 acl = (struct gpfs_opaque_acl *)
1038 vfs_gpfs_getacl(mem_ctx,
1041 GPFS_ACL_TYPE_NFS4);
1044 DEBUG(5, ("vfs_gpfs_getacl finished with errno %d: %s\n",
1045 errno, strerror(errno)));
1047 /* EINVAL means POSIX ACL, bail out on other cases */
1048 if (errno != EINVAL) {
1055 * file has NFSv4 ACL
1057 * we only need the actual ACL blob here
1058 * acl_version will always be NFS4 because we asked
1060 * acl_type is only used for POSIX ACLs
1062 aclblob.data = (uint8_t*) acl->acl_var_data;
1063 aclblob.length = acl->acl_buffer_len;
1065 *blob_description = talloc_strdup(mem_ctx, "gpfs_nfs4_acl");
1066 if (!*blob_description) {
1072 result = non_posix_sys_acl_blob_get_file_helper(handle, smb_fname,
1080 /* fall back to POSIX ACL */
1081 return posix_sys_acl_blob_get_file(handle, smb_fname, mem_ctx,
1082 blob_description, blob);
1085 static int gpfsacl_sys_acl_blob_get_fd(vfs_handle_struct *handle,
1087 TALLOC_CTX *mem_ctx,
1088 char **blob_description,
1091 struct gpfs_config_data *config;
1092 struct gpfs_opaque_acl *acl = NULL;
1096 SMB_VFS_HANDLE_GET_DATA(handle, config,
1097 struct gpfs_config_data,
1101 return SMB_VFS_NEXT_SYS_ACL_BLOB_GET_FD(handle, fsp, mem_ctx,
1102 blob_description, blob);
1106 acl = (struct gpfs_opaque_acl *) vfs_gpfs_getacl(mem_ctx,
1107 fsp->fsp_name->base_name,
1109 GPFS_ACL_TYPE_NFS4);
1112 DEBUG(5, ("vfs_gpfs_getacl finished with errno %d: %s\n",
1113 errno, strerror(errno)));
1115 /* EINVAL means POSIX ACL, bail out on other cases */
1116 if (errno != EINVAL) {
1123 * file has NFSv4 ACL
1125 * we only need the actual ACL blob here
1126 * acl_version will always be NFS4 because we asked
1128 * acl_type is only used for POSIX ACLs
1130 aclblob.data = (uint8_t*) acl->acl_var_data;
1131 aclblob.length = acl->acl_buffer_len;
1133 *blob_description = talloc_strdup(mem_ctx, "gpfs_nfs4_acl");
1134 if (!*blob_description) {
1140 result = non_posix_sys_acl_blob_get_fd_helper(handle, fsp,
1148 /* fall back to POSIX ACL */
1149 return posix_sys_acl_blob_get_fd(handle, fsp, mem_ctx,
1150 blob_description, blob);
1153 static struct gpfs_acl *smb2gpfs_acl(const SMB_ACL_T pacl,
1154 SMB_ACL_TYPE_T type)
1157 struct gpfs_acl *result;
1160 DEBUG(10, ("smb2gpfs_acl: Got ACL with %d entries\n", pacl->count));
1162 len = offsetof(gpfs_acl_t, ace_v1) + (pacl->count) *
1163 sizeof(gpfs_ace_v1_t);
1165 result = (struct gpfs_acl *)SMB_MALLOC(len);
1166 if (result == NULL) {
1171 result->acl_len = len;
1172 result->acl_level = 0;
1173 result->acl_version = GPFS_ACL_VERSION_POSIX;
1174 result->acl_type = (type == SMB_ACL_TYPE_DEFAULT) ?
1175 GPFS_ACL_TYPE_DEFAULT : GPFS_ACL_TYPE_ACCESS;
1176 result->acl_nace = pacl->count;
1178 for (i=0; i<pacl->count; i++) {
1179 const struct smb_acl_entry *ace = &pacl->acl[i];
1180 struct gpfs_ace_v1 *g_ace = &result->ace_v1[i];
1182 DEBUG(10, ("Converting type %d perm %x\n",
1183 (int)ace->a_type, (int)ace->a_perm));
1185 g_ace->ace_perm = 0;
1187 switch(ace->a_type) {
1189 g_ace->ace_type = GPFS_ACL_USER;
1190 g_ace->ace_who = (gpfs_uid_t)ace->info.user.uid;
1192 case SMB_ACL_USER_OBJ:
1193 g_ace->ace_type = GPFS_ACL_USER_OBJ;
1194 g_ace->ace_perm |= ACL_PERM_CONTROL;
1198 g_ace->ace_type = GPFS_ACL_GROUP;
1199 g_ace->ace_who = (gpfs_uid_t)ace->info.group.gid;
1201 case SMB_ACL_GROUP_OBJ:
1202 g_ace->ace_type = GPFS_ACL_GROUP_OBJ;
1206 g_ace->ace_type = GPFS_ACL_MASK;
1207 g_ace->ace_perm = 0x8f;
1211 g_ace->ace_type = GPFS_ACL_OTHER;
1215 DEBUG(10, ("Got invalid ace_type: %d\n", ace->a_type));
1221 g_ace->ace_perm |= (ace->a_perm & SMB_ACL_READ) ?
1223 g_ace->ace_perm |= (ace->a_perm & SMB_ACL_WRITE) ?
1225 g_ace->ace_perm |= (ace->a_perm & SMB_ACL_EXECUTE) ?
1226 ACL_PERM_EXECUTE : 0;
1228 DEBUGADD(10, ("Converted to %d id %d perm %x\n",
1229 g_ace->ace_type, g_ace->ace_who, g_ace->ace_perm));
1235 static int gpfsacl_sys_acl_set_file(vfs_handle_struct *handle,
1237 SMB_ACL_TYPE_T type,
1240 struct gpfs_acl *gpfs_acl;
1242 struct gpfs_config_data *config;
1244 SMB_VFS_HANDLE_GET_DATA(handle, config,
1245 struct gpfs_config_data,
1249 return SMB_VFS_NEXT_SYS_ACL_SET_FILE(handle, name, type, theacl);
1252 gpfs_acl = smb2gpfs_acl(theacl, type);
1253 if (gpfs_acl == NULL) {
1257 result = gpfswrap_putacl(discard_const_p(char, name),
1258 GPFS_PUTACL_STRUCT|GPFS_ACL_SAMBA, gpfs_acl);
1260 SAFE_FREE(gpfs_acl);
1264 static int gpfsacl_sys_acl_set_fd(vfs_handle_struct *handle,
1268 struct gpfs_config_data *config;
1270 SMB_VFS_HANDLE_GET_DATA(handle, config,
1271 struct gpfs_config_data,
1275 return SMB_VFS_NEXT_SYS_ACL_SET_FD(handle, fsp, theacl);
1278 return gpfsacl_sys_acl_set_file(handle, fsp->fsp_name->base_name,
1279 SMB_ACL_TYPE_ACCESS, theacl);
1282 static int gpfsacl_sys_acl_delete_def_file(vfs_handle_struct *handle,
1283 const struct smb_filename *smb_fname)
1285 struct gpfs_config_data *config;
1287 SMB_VFS_HANDLE_GET_DATA(handle, config,
1288 struct gpfs_config_data,
1292 return SMB_VFS_NEXT_SYS_ACL_DELETE_DEF_FILE(handle, smb_fname);
1300 * Assumed: mode bits are shiftable and standard
1301 * Output: the new aceMask field for an smb nfs4 ace
1303 static uint32_t gpfsacl_mask_filter(uint32_t aceType, uint32_t aceMask, uint32_t rwx)
1305 const uint32_t posix_nfs4map[3] = {
1306 SMB_ACE4_EXECUTE, /* execute */
1307 SMB_ACE4_WRITE_DATA | SMB_ACE4_APPEND_DATA, /* write; GPFS specific */
1308 SMB_ACE4_READ_DATA /* read */
1311 uint32_t posix_mask = 0x01;
1315 for(i=0; i<3; i++) {
1316 nfs4_bits = posix_nfs4map[i];
1317 posix_bit = rwx & posix_mask;
1319 if (aceType==SMB_ACE4_ACCESS_ALLOWED_ACE_TYPE) {
1321 aceMask |= nfs4_bits;
1323 aceMask &= ~nfs4_bits;
1325 /* add deny bits when suitable */
1327 aceMask |= nfs4_bits;
1329 aceMask &= ~nfs4_bits;
1330 } /* other ace types are unexpected */
1338 static int gpfsacl_emu_chmod(vfs_handle_struct *handle,
1339 const char *path, mode_t mode)
1341 struct SMB4ACL_T *pacl = NULL;
1343 bool haveAllowEntry[SMB_ACE4_WHO_EVERYONE + 1] = {False, False, False, False};
1345 files_struct fake_fsp = { 0 }; /* TODO: rationalize parametrization */
1346 struct SMB4ACE_T *smbace;
1347 TALLOC_CTX *frame = talloc_stackframe();
1349 DEBUG(10, ("gpfsacl_emu_chmod invoked for %s mode %o\n", path, mode));
1351 result = gpfs_get_nfs4_acl(frame, path, &pacl);
1357 if (mode & ~(S_IRWXU | S_IRWXG | S_IRWXO)) {
1358 DEBUG(2, ("WARNING: cutting extra mode bits %o on %s\n", mode, path));
1361 for (smbace=smb_first_ace4(pacl); smbace!=NULL; smbace = smb_next_ace4(smbace)) {
1362 SMB_ACE4PROP_T *ace = smb_get_ace4(smbace);
1363 uint32_t specid = ace->who.special_id;
1365 if (ace->flags&SMB_ACE4_ID_SPECIAL &&
1366 ace->aceType<=SMB_ACE4_ACCESS_DENIED_ACE_TYPE &&
1367 specid <= SMB_ACE4_WHO_EVERYONE) {
1371 if (ace->aceType==SMB_ACE4_ACCESS_ALLOWED_ACE_TYPE)
1372 haveAllowEntry[specid] = True;
1374 /* mode >> 6 for @owner, mode >> 3 for @group,
1375 * mode >> 0 for @everyone */
1376 newMask = gpfsacl_mask_filter(ace->aceType, ace->aceMask,
1377 mode >> ((SMB_ACE4_WHO_EVERYONE - specid) * 3));
1378 if (ace->aceMask!=newMask) {
1379 DEBUG(10, ("ace changed for %s (%o -> %o) id=%d\n",
1380 path, ace->aceMask, newMask, specid));
1382 ace->aceMask = newMask;
1386 /* make sure we have at least ALLOW entries
1387 * for all the 3 special ids (@EVERYONE, @OWNER, @GROUP)
1390 for(i = SMB_ACE4_WHO_OWNER; i<=SMB_ACE4_WHO_EVERYONE; i++) {
1391 SMB_ACE4PROP_T ace = { 0 };
1393 if (haveAllowEntry[i]==True)
1396 ace.aceType = SMB_ACE4_ACCESS_ALLOWED_ACE_TYPE;
1397 ace.flags |= SMB_ACE4_ID_SPECIAL;
1398 ace.who.special_id = i;
1400 if (i==SMB_ACE4_WHO_GROUP) /* not sure it's necessary... */
1401 ace.aceFlags |= SMB_ACE4_IDENTIFIER_GROUP;
1403 ace.aceMask = gpfsacl_mask_filter(ace.aceType, ace.aceMask,
1404 mode >> ((SMB_ACE4_WHO_EVERYONE - i) * 3));
1406 /* don't add unnecessary aces */
1410 /* we add it to the END - as windows expects allow aces */
1411 smb_add_ace4(pacl, &ace);
1412 DEBUG(10, ("Added ALLOW ace for %s, mode=%o, id=%d, aceMask=%x\n",
1413 path, mode, i, ace.aceMask));
1416 /* don't add complementary DENY ACEs here */
1417 fake_fsp.fsp_name = synthetic_smb_fname(
1418 frame, path, NULL, NULL, 0);
1419 if (fake_fsp.fsp_name == NULL) {
1425 if (gpfsacl_process_smbacl(handle, &fake_fsp, pacl) == False) {
1431 return 0; /* ok for [f]chmod */
1434 static int vfs_gpfs_chmod(vfs_handle_struct *handle,
1435 const struct smb_filename *smb_fname,
1438 struct smb_filename *smb_fname_cpath;
1441 smb_fname_cpath = cp_smb_filename(talloc_tos(), smb_fname);
1442 if (smb_fname_cpath == NULL) {
1447 if (SMB_VFS_NEXT_STAT(handle, smb_fname_cpath) != 0) {
1448 TALLOC_FREE(smb_fname_cpath);
1452 /* avoid chmod() if possible, to preserve acls */
1453 if ((smb_fname_cpath->st.st_ex_mode & ~S_IFMT) == mode) {
1454 TALLOC_FREE(smb_fname_cpath);
1458 rc = gpfsacl_emu_chmod(handle, smb_fname->base_name, mode);
1460 return SMB_VFS_NEXT_CHMOD(handle, smb_fname, mode);
1462 TALLOC_FREE(smb_fname_cpath);
1466 static int vfs_gpfs_fchmod(vfs_handle_struct *handle, files_struct *fsp, mode_t mode)
1471 if (SMB_VFS_NEXT_FSTAT(handle, fsp, &st) != 0) {
1475 /* avoid chmod() if possible, to preserve acls */
1476 if ((st.st_ex_mode & ~S_IFMT) == mode) {
1480 rc = gpfsacl_emu_chmod(handle, fsp->fsp_name->base_name,
1483 return SMB_VFS_NEXT_FCHMOD(handle, fsp, mode);
1487 static uint32_t vfs_gpfs_winattrs_to_dosmode(unsigned int winattrs)
1489 uint32_t dosmode = 0;
1491 if (winattrs & GPFS_WINATTR_ARCHIVE){
1492 dosmode |= FILE_ATTRIBUTE_ARCHIVE;
1494 if (winattrs & GPFS_WINATTR_HIDDEN){
1495 dosmode |= FILE_ATTRIBUTE_HIDDEN;
1497 if (winattrs & GPFS_WINATTR_SYSTEM){
1498 dosmode |= FILE_ATTRIBUTE_SYSTEM;
1500 if (winattrs & GPFS_WINATTR_READONLY){
1501 dosmode |= FILE_ATTRIBUTE_READONLY;
1503 if (winattrs & GPFS_WINATTR_SPARSE_FILE) {
1504 dosmode |= FILE_ATTRIBUTE_SPARSE;
1506 if (winattrs & GPFS_WINATTR_OFFLINE) {
1507 dosmode |= FILE_ATTRIBUTE_OFFLINE;
1513 static unsigned int vfs_gpfs_dosmode_to_winattrs(uint32_t dosmode)
1515 unsigned int winattrs = 0;
1517 if (dosmode & FILE_ATTRIBUTE_ARCHIVE){
1518 winattrs |= GPFS_WINATTR_ARCHIVE;
1520 if (dosmode & FILE_ATTRIBUTE_HIDDEN){
1521 winattrs |= GPFS_WINATTR_HIDDEN;
1523 if (dosmode & FILE_ATTRIBUTE_SYSTEM){
1524 winattrs |= GPFS_WINATTR_SYSTEM;
1526 if (dosmode & FILE_ATTRIBUTE_READONLY){
1527 winattrs |= GPFS_WINATTR_READONLY;
1529 if (dosmode & FILE_ATTRIBUTE_SPARSE) {
1530 winattrs |= GPFS_WINATTR_SPARSE_FILE;
1532 if (dosmode & FILE_ATTRIBUTE_OFFLINE) {
1533 winattrs |= GPFS_WINATTR_OFFLINE;
1539 static NTSTATUS vfs_gpfs_get_dos_attributes(struct vfs_handle_struct *handle,
1540 struct smb_filename *smb_fname,
1543 struct gpfs_config_data *config;
1544 struct gpfs_winattr attrs = { };
1547 SMB_VFS_HANDLE_GET_DATA(handle, config,
1548 struct gpfs_config_data,
1549 return NT_STATUS_INTERNAL_ERROR);
1551 if (!config->winattr) {
1552 return SMB_VFS_NEXT_GET_DOS_ATTRIBUTES(handle,
1553 smb_fname, dosmode);
1556 ret = gpfswrap_get_winattrs_path(smb_fname->base_name, &attrs);
1557 if (ret == -1 && errno == ENOSYS) {
1558 return SMB_VFS_NEXT_GET_DOS_ATTRIBUTES(handle, smb_fname,
1563 DBG_WARNING("Getting winattrs failed for %s: %s\n",
1564 smb_fname->base_name, strerror(errno));
1565 return map_nt_error_from_unix(errno);
1568 *dosmode |= vfs_gpfs_winattrs_to_dosmode(attrs.winAttrs);
1569 smb_fname->st.st_ex_calculated_birthtime = false;
1570 smb_fname->st.st_ex_btime.tv_sec = attrs.creationTime.tv_sec;
1571 smb_fname->st.st_ex_btime.tv_nsec = attrs.creationTime.tv_nsec;
1573 return NT_STATUS_OK;
1576 static NTSTATUS vfs_gpfs_fget_dos_attributes(struct vfs_handle_struct *handle,
1577 struct files_struct *fsp,
1580 struct gpfs_config_data *config;
1581 struct gpfs_winattr attrs = { };
1584 SMB_VFS_HANDLE_GET_DATA(handle, config,
1585 struct gpfs_config_data,
1586 return NT_STATUS_INTERNAL_ERROR);
1588 if (!config->winattr) {
1589 return SMB_VFS_NEXT_FGET_DOS_ATTRIBUTES(handle, fsp, dosmode);
1592 ret = gpfswrap_get_winattrs(fsp->fh->fd, &attrs);
1593 if (ret == -1 && errno == ENOSYS) {
1594 return SMB_VFS_NEXT_FGET_DOS_ATTRIBUTES(handle, fsp, dosmode);
1598 DBG_WARNING("Getting winattrs failed for %s: %s\n",
1599 fsp->fsp_name->base_name, strerror(errno));
1600 return map_nt_error_from_unix(errno);
1603 *dosmode |= vfs_gpfs_winattrs_to_dosmode(attrs.winAttrs);
1604 fsp->fsp_name->st.st_ex_calculated_birthtime = false;
1605 fsp->fsp_name->st.st_ex_btime.tv_sec = attrs.creationTime.tv_sec;
1606 fsp->fsp_name->st.st_ex_btime.tv_nsec = attrs.creationTime.tv_nsec;
1608 return NT_STATUS_OK;
1611 static NTSTATUS vfs_gpfs_set_dos_attributes(struct vfs_handle_struct *handle,
1612 const struct smb_filename *smb_fname,
1615 struct gpfs_config_data *config;
1616 struct gpfs_winattr attrs = { };
1619 SMB_VFS_HANDLE_GET_DATA(handle, config,
1620 struct gpfs_config_data,
1621 return NT_STATUS_INTERNAL_ERROR);
1623 if (!config->winattr) {
1624 return SMB_VFS_NEXT_SET_DOS_ATTRIBUTES(handle,
1625 smb_fname, dosmode);
1628 attrs.winAttrs = vfs_gpfs_dosmode_to_winattrs(dosmode);
1629 ret = gpfswrap_set_winattrs_path(smb_fname->base_name,
1630 GPFS_WINATTR_SET_ATTRS, &attrs);
1632 if (ret == -1 && errno == ENOSYS) {
1633 return SMB_VFS_NEXT_SET_DOS_ATTRIBUTES(handle,
1634 smb_fname, dosmode);
1638 DBG_WARNING("Setting winattrs failed for %s: %s\n",
1639 smb_fname->base_name, strerror(errno));
1640 return map_nt_error_from_unix(errno);
1643 return NT_STATUS_OK;
1646 static NTSTATUS vfs_gpfs_fset_dos_attributes(struct vfs_handle_struct *handle,
1647 struct files_struct *fsp,
1650 struct gpfs_config_data *config;
1651 struct gpfs_winattr attrs = { };
1654 SMB_VFS_HANDLE_GET_DATA(handle, config,
1655 struct gpfs_config_data,
1656 return NT_STATUS_INTERNAL_ERROR);
1658 if (!config->winattr) {
1659 return SMB_VFS_NEXT_FSET_DOS_ATTRIBUTES(handle, fsp, dosmode);
1662 attrs.winAttrs = vfs_gpfs_dosmode_to_winattrs(dosmode);
1663 ret = gpfswrap_set_winattrs(fsp->fh->fd,
1664 GPFS_WINATTR_SET_ATTRS, &attrs);
1666 if (ret == -1 && errno == ENOSYS) {
1667 return SMB_VFS_NEXT_FSET_DOS_ATTRIBUTES(handle, fsp, dosmode);
1671 DBG_WARNING("Setting winattrs failed for %s: %s\n",
1672 fsp->fsp_name->base_name, strerror(errno));
1673 return map_nt_error_from_unix(errno);
1676 return NT_STATUS_OK;
1679 static int stat_with_capability(struct vfs_handle_struct *handle,
1680 struct smb_filename *smb_fname, int flag)
1682 #if defined(HAVE_FSTATAT)
1686 const char *rel_name = NULL;
1690 b = parent_dirname(talloc_tos(), smb_fname->base_name,
1691 &dir_name, &rel_name);
1697 fd = open(dir_name, O_RDONLY, 0);
1698 TALLOC_FREE(dir_name);
1703 set_effective_capability(DAC_OVERRIDE_CAPABILITY);
1704 ret = fstatat(fd, rel_name, &st, flag);
1705 drop_effective_capability(DAC_OVERRIDE_CAPABILITY);
1710 init_stat_ex_from_stat(
1711 &smb_fname->st, &st,
1712 lp_fake_directory_create_times(SNUM(handle->conn)));
1721 static int vfs_gpfs_stat(struct vfs_handle_struct *handle,
1722 struct smb_filename *smb_fname)
1725 struct gpfs_config_data *config;
1727 SMB_VFS_HANDLE_GET_DATA(handle, config,
1728 struct gpfs_config_data,
1731 ret = SMB_VFS_NEXT_STAT(handle, smb_fname);
1732 if (ret == -1 && errno == EACCES) {
1733 DEBUG(10, ("Trying stat with capability for %s\n",
1734 smb_fname->base_name));
1735 ret = stat_with_capability(handle, smb_fname, 0);
1740 static int vfs_gpfs_lstat(struct vfs_handle_struct *handle,
1741 struct smb_filename *smb_fname)
1744 struct gpfs_config_data *config;
1746 SMB_VFS_HANDLE_GET_DATA(handle, config,
1747 struct gpfs_config_data,
1750 ret = SMB_VFS_NEXT_LSTAT(handle, smb_fname);
1751 if (ret == -1 && errno == EACCES) {
1752 DEBUG(10, ("Trying lstat with capability for %s\n",
1753 smb_fname->base_name));
1754 ret = stat_with_capability(handle, smb_fname,
1755 AT_SYMLINK_NOFOLLOW);
1760 static void timespec_to_gpfs_time(struct timespec ts, gpfs_timestruc_t *gt,
1761 int idx, int *flags)
1763 if (!null_timespec(ts)) {
1765 gt[idx].tv_sec = ts.tv_sec;
1766 gt[idx].tv_nsec = ts.tv_nsec;
1767 DEBUG(10, ("Setting GPFS time %d, flags 0x%x\n", idx, *flags));
1771 static int smbd_gpfs_set_times_path(char *path, struct smb_file_time *ft)
1773 gpfs_timestruc_t gpfs_times[4];
1777 ZERO_ARRAY(gpfs_times);
1778 timespec_to_gpfs_time(ft->atime, gpfs_times, 0, &flags);
1779 timespec_to_gpfs_time(ft->mtime, gpfs_times, 1, &flags);
1780 /* No good mapping from LastChangeTime to ctime, not storing */
1781 timespec_to_gpfs_time(ft->create_time, gpfs_times, 3, &flags);
1784 DEBUG(10, ("nothing to do, return to avoid EINVAL\n"));
1788 rc = gpfswrap_set_times_path(path, flags, gpfs_times);
1790 if (rc != 0 && errno != ENOSYS) {
1791 DEBUG(1,("gpfs_set_times() returned with error %s\n",
1798 static int vfs_gpfs_ntimes(struct vfs_handle_struct *handle,
1799 const struct smb_filename *smb_fname,
1800 struct smb_file_time *ft)
1803 struct gpfs_winattr attrs;
1807 struct gpfs_config_data *config;
1809 SMB_VFS_HANDLE_GET_DATA(handle, config,
1810 struct gpfs_config_data,
1813 status = get_full_smb_filename(talloc_tos(), smb_fname, &path);
1814 if (!NT_STATUS_IS_OK(status)) {
1815 errno = map_errno_from_nt_status(status);
1819 /* Try to use gpfs_set_times if it is enabled and available */
1820 if (config->settimes) {
1821 ret = smbd_gpfs_set_times_path(path, ft);
1823 if (ret == 0 || (ret == -1 && errno != ENOSYS)) {
1828 DEBUG(10,("gpfs_set_times() not available or disabled, "
1829 "use ntimes and winattr\n"));
1831 ret = SMB_VFS_NEXT_NTIMES(handle, smb_fname, ft);
1833 /* don't complain if access was denied */
1834 if (errno != EPERM && errno != EACCES) {
1835 DEBUG(1,("vfs_gpfs_ntimes: SMB_VFS_NEXT_NTIMES failed:"
1836 "%s", strerror(errno)));
1841 if(null_timespec(ft->create_time)){
1842 DEBUG(10,("vfs_gpfs_ntimes:Create Time is NULL\n"));
1846 if (!config->winattr) {
1851 attrs.creationTime.tv_sec = ft->create_time.tv_sec;
1852 attrs.creationTime.tv_nsec = ft->create_time.tv_nsec;
1854 ret = gpfswrap_set_winattrs_path(discard_const_p(char, path),
1855 GPFS_WINATTR_SET_CREATION_TIME,
1857 if(ret == -1 && errno != ENOSYS){
1858 DEBUG(1,("vfs_gpfs_ntimes: set GPFS ntimes failed %d\n",ret));
1865 static int vfs_gpfs_fallocate(struct vfs_handle_struct *handle,
1866 struct files_struct *fsp, uint32_t mode,
1867 off_t offset, off_t len)
1870 struct gpfs_config_data *config;
1872 SMB_VFS_HANDLE_GET_DATA(handle, config,
1873 struct gpfs_config_data,
1876 if (!config->prealloc) {
1877 /* you should better not run fallocate() on GPFS at all */
1883 DEBUG(10, ("unmapped fallocate flags: %lx\n",
1884 (unsigned long)mode));
1889 ret = gpfswrap_prealloc(fsp->fh->fd, offset, len);
1891 if (ret == -1 && errno != ENOSYS) {
1892 DEBUG(0, ("GPFS prealloc failed: %s\n", strerror(errno)));
1893 } else if (ret == -1 && errno == ENOSYS) {
1894 DEBUG(10, ("GPFS prealloc not supported.\n"));
1896 DEBUG(10, ("GPFS prealloc succeeded.\n"));
1902 static int vfs_gpfs_ftruncate(vfs_handle_struct *handle, files_struct *fsp,
1906 struct gpfs_config_data *config;
1908 SMB_VFS_HANDLE_GET_DATA(handle, config,
1909 struct gpfs_config_data,
1912 if (!config->ftruncate) {
1913 return SMB_VFS_NEXT_FTRUNCATE(handle, fsp, len);
1916 result = gpfswrap_ftruncate(fsp->fh->fd, len);
1917 if ((result == -1) && (errno == ENOSYS)) {
1918 return SMB_VFS_NEXT_FTRUNCATE(handle, fsp, len);
1923 static bool vfs_gpfs_is_offline(struct vfs_handle_struct *handle,
1924 const struct smb_filename *fname,
1925 SMB_STRUCT_STAT *sbuf)
1927 struct gpfs_winattr attrs;
1930 struct gpfs_config_data *config;
1933 SMB_VFS_HANDLE_GET_DATA(handle, config,
1934 struct gpfs_config_data,
1937 if (!config->winattr) {
1941 status = get_full_smb_filename(talloc_tos(), fname, &path);
1942 if (!NT_STATUS_IS_OK(status)) {
1946 ret = gpfswrap_get_winattrs_path(path, &attrs);
1952 if ((attrs.winAttrs & GPFS_WINATTR_OFFLINE) != 0) {
1953 DEBUG(10, ("%s is offline\n", path));
1957 DEBUG(10, ("%s is online\n", path));
1962 static bool vfs_gpfs_fsp_is_offline(struct vfs_handle_struct *handle,
1963 struct files_struct *fsp)
1965 struct gpfs_fsp_extension *ext;
1967 ext = VFS_FETCH_FSP_EXTENSION(handle, fsp);
1970 * Something bad happened, always ask.
1972 return vfs_gpfs_is_offline(handle, fsp->fsp_name,
1973 &fsp->fsp_name->st);
1978 * As long as it's offline, ask.
1980 ext->offline = vfs_gpfs_is_offline(handle, fsp->fsp_name,
1981 &fsp->fsp_name->st);
1984 return ext->offline;
1987 static bool vfs_gpfs_aio_force(struct vfs_handle_struct *handle,
1988 struct files_struct *fsp)
1990 return vfs_gpfs_fsp_is_offline(handle, fsp);
1993 static ssize_t vfs_gpfs_sendfile(vfs_handle_struct *handle, int tofd,
1994 files_struct *fsp, const DATA_BLOB *hdr,
1995 off_t offset, size_t n)
1997 if (vfs_gpfs_fsp_is_offline(handle, fsp)) {
2001 return SMB_VFS_NEXT_SENDFILE(handle, tofd, fsp, hdr, offset, n);
2004 static int vfs_gpfs_connect(struct vfs_handle_struct *handle,
2005 const char *service, const char *user)
2007 struct gpfs_config_data *config;
2010 gpfswrap_lib_init(0);
2012 config = talloc_zero(handle->conn, struct gpfs_config_data);
2014 DEBUG(0, ("talloc_zero() failed\n"));
2019 ret = SMB_VFS_NEXT_CONNECT(handle, service, user);
2021 TALLOC_FREE(config);
2025 ret = smbacl4_get_vfs_params(handle->conn, &config->nfs4_params);
2027 TALLOC_FREE(config);
2031 config->sharemodes = lp_parm_bool(SNUM(handle->conn), "gpfs",
2032 "sharemodes", true);
2034 config->leases = lp_parm_bool(SNUM(handle->conn), "gpfs",
2037 config->hsm = lp_parm_bool(SNUM(handle->conn), "gpfs",
2040 config->syncio = lp_parm_bool(SNUM(handle->conn), "gpfs",
2043 config->winattr = lp_parm_bool(SNUM(handle->conn), "gpfs",
2046 config->ftruncate = lp_parm_bool(SNUM(handle->conn), "gpfs",
2049 config->getrealfilename = lp_parm_bool(SNUM(handle->conn), "gpfs",
2050 "getrealfilename", true);
2052 config->dfreequota = lp_parm_bool(SNUM(handle->conn), "gpfs",
2053 "dfreequota", false);
2055 config->prealloc = lp_parm_bool(SNUM(handle->conn), "gpfs",
2058 config->acl = lp_parm_bool(SNUM(handle->conn), "gpfs", "acl", true);
2060 config->settimes = lp_parm_bool(SNUM(handle->conn), "gpfs",
2062 config->recalls = lp_parm_bool(SNUM(handle->conn), "gpfs",
2065 SMB_VFS_HANDLE_SET_DATA(handle, config,
2066 NULL, struct gpfs_config_data,
2069 if (config->leases) {
2071 * GPFS lease code is based on kernel oplock code
2072 * so make sure it is turned on
2074 if (!lp_kernel_oplocks(SNUM(handle->conn))) {
2075 DEBUG(5, ("Enabling kernel oplocks for "
2076 "gpfs:leases to work\n"));
2077 lp_do_parameter(SNUM(handle->conn), "kernel oplocks",
2082 * as the kernel does not properly support Level II oplocks
2083 * and GPFS leases code is based on kernel infrastructure, we
2084 * need to turn off Level II oplocks if gpfs:leases is enabled
2086 if (lp_level2_oplocks(SNUM(handle->conn))) {
2087 DEBUG(5, ("gpfs:leases are enabled, disabling "
2088 "Level II oplocks\n"));
2089 lp_do_parameter(SNUM(handle->conn), "level2 oplocks",
2097 static int get_gpfs_quota(const char *pathname, int type, int id,
2098 struct gpfs_quotaInfo *qi)
2102 ret = gpfswrap_quotactl(discard_const_p(char, pathname),
2103 GPFS_QCMD(Q_GETQUOTA, type), id, qi);
2106 if (errno == GPFS_E_NO_QUOTA_INST) {
2107 DEBUG(10, ("Quotas disabled on GPFS filesystem.\n"));
2108 } else if (errno != ENOSYS) {
2109 DEBUG(0, ("Get quota failed, type %d, id, %d, "
2110 "errno %d.\n", type, id, errno));
2116 DEBUG(10, ("quota type %d, id %d, blk u:%lld h:%lld s:%lld gt:%u\n",
2117 type, id, qi->blockUsage, qi->blockHardLimit,
2118 qi->blockSoftLimit, qi->blockGraceTime));
2123 static void vfs_gpfs_disk_free_quota(struct gpfs_quotaInfo qi, time_t cur_time,
2124 uint64_t *dfree, uint64_t *dsize)
2126 uint64_t usage, limit;
2129 * The quota reporting is done in units of 1024 byte blocks, but
2130 * sys_fsusage uses units of 512 byte blocks, adjust the block number
2131 * accordingly. Also filter possibly negative usage counts from gpfs.
2133 usage = qi.blockUsage < 0 ? 0 : (uint64_t)qi.blockUsage * 2;
2134 limit = (uint64_t)qi.blockHardLimit * 2;
2137 * When the grace time for the exceeded soft block quota has been
2138 * exceeded, the soft block quota becomes an additional hard limit.
2140 if (qi.blockSoftLimit &&
2141 qi.blockGraceTime && cur_time > qi.blockGraceTime) {
2142 /* report disk as full */
2144 *dsize = MIN(*dsize, usage);
2147 if (!qi.blockHardLimit)
2150 if (usage >= limit) {
2151 /* report disk as full */
2153 *dsize = MIN(*dsize, usage);
2156 /* limit has not been reached, determine "free space" */
2157 *dfree = MIN(*dfree, limit - usage);
2158 *dsize = MIN(*dsize, limit);
2162 static uint64_t vfs_gpfs_disk_free(vfs_handle_struct *handle, const char *path,
2164 uint64_t *dfree, uint64_t *dsize)
2166 struct security_unix_token *utok;
2167 struct gpfs_quotaInfo qi_user = { 0 }, qi_group = { 0 };
2168 struct gpfs_config_data *config;
2172 SMB_VFS_HANDLE_GET_DATA(handle, config, struct gpfs_config_data,
2173 return (uint64_t)-1);
2174 if (!config->dfreequota) {
2175 return SMB_VFS_NEXT_DISK_FREE(handle, path,
2176 bsize, dfree, dsize);
2179 err = sys_fsusage(path, dfree, dsize);
2181 DEBUG (0, ("Could not get fs usage, errno %d\n", errno));
2182 return SMB_VFS_NEXT_DISK_FREE(handle, path,
2183 bsize, dfree, dsize);
2186 /* sys_fsusage returns units of 512 bytes */
2189 DEBUG(10, ("fs dfree %llu, dsize %llu\n",
2190 (unsigned long long)*dfree, (unsigned long long)*dsize));
2192 utok = handle->conn->session_info->unix_token;
2194 err = get_gpfs_quota(path, GPFS_USRQUOTA, utok->uid, &qi_user);
2196 return SMB_VFS_NEXT_DISK_FREE(handle, path,
2197 bsize, dfree, dsize);
2200 err = get_gpfs_quota(path, GPFS_GRPQUOTA, utok->gid, &qi_group);
2202 return SMB_VFS_NEXT_DISK_FREE(handle, path,
2203 bsize, dfree, dsize);
2206 cur_time = time(NULL);
2208 /* Adjust free space and size according to quota limits. */
2209 vfs_gpfs_disk_free_quota(qi_user, cur_time, dfree, dsize);
2210 vfs_gpfs_disk_free_quota(qi_group, cur_time, dfree, dsize);
2215 static int vfs_gpfs_get_quota(vfs_handle_struct *handle, const char *path,
2216 enum SMB_QUOTA_TYPE qtype, unid_t id,
2221 * User/group quota are being used for disk-free
2222 * determination, which in this module is done directly
2223 * by the disk-free function. It's important that this
2224 * module does not return wrong quota values by mistake,
2225 * which would modify the correct values set by disk-free.
2226 * User/group quota are also being used for processing
2227 * NT_TRANSACT_GET_USER_QUOTA in smb1 protocol, which is
2228 * currently not supported by this module.
2230 case SMB_USER_QUOTA_TYPE:
2231 case SMB_GROUP_QUOTA_TYPE:
2235 return SMB_VFS_NEXT_GET_QUOTA(handle, path, qtype, id, dq);
2239 static uint32_t vfs_gpfs_capabilities(struct vfs_handle_struct *handle,
2240 enum timestamp_set_resolution *p_ts_res)
2242 struct gpfs_config_data *config;
2245 next = SMB_VFS_NEXT_FS_CAPABILITIES(handle, p_ts_res);
2247 SMB_VFS_HANDLE_GET_DATA(handle, config,
2248 struct gpfs_config_data,
2252 next |= FILE_SUPPORTS_REMOTE_STORAGE;
2257 static int vfs_gpfs_open(struct vfs_handle_struct *handle,
2258 struct smb_filename *smb_fname, files_struct *fsp,
2259 int flags, mode_t mode)
2261 struct gpfs_config_data *config;
2263 struct gpfs_fsp_extension *ext;
2265 SMB_VFS_HANDLE_GET_DATA(handle, config,
2266 struct gpfs_config_data,
2269 if (config->hsm && !config->recalls &&
2270 vfs_gpfs_fsp_is_offline(handle, fsp)) {
2271 DEBUG(10, ("Refusing access to offline file %s\n",
2277 if (config->syncio) {
2281 ext = VFS_ADD_FSP_EXTENSION(handle, fsp, struct gpfs_fsp_extension,
2289 * Assume the file is offline until gpfs tells us it's online.
2291 *ext = (struct gpfs_fsp_extension) { .offline = true };
2293 ret = SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);
2295 VFS_REMOVE_FSP_EXTENSION(handle, fsp);
2300 static ssize_t vfs_gpfs_pread(vfs_handle_struct *handle, files_struct *fsp,
2301 void *data, size_t n, off_t offset)
2306 was_offline = vfs_gpfs_fsp_is_offline(handle, fsp);
2308 ret = SMB_VFS_NEXT_PREAD(handle, fsp, data, n, offset);
2310 if ((ret != -1) && was_offline) {
2311 notify_fname(handle->conn, NOTIFY_ACTION_MODIFIED,
2312 FILE_NOTIFY_CHANGE_ATTRIBUTES,
2313 fsp->fsp_name->base_name);
2319 struct vfs_gpfs_pread_state {
2320 struct files_struct *fsp;
2323 struct vfs_aio_state vfs_aio_state;
2326 static void vfs_gpfs_pread_done(struct tevent_req *subreq);
2328 static struct tevent_req *vfs_gpfs_pread_send(struct vfs_handle_struct *handle,
2329 TALLOC_CTX *mem_ctx,
2330 struct tevent_context *ev,
2331 struct files_struct *fsp,
2332 void *data, size_t n,
2335 struct tevent_req *req, *subreq;
2336 struct vfs_gpfs_pread_state *state;
2338 req = tevent_req_create(mem_ctx, &state, struct vfs_gpfs_pread_state);
2342 state->was_offline = vfs_gpfs_fsp_is_offline(handle, fsp);
2344 subreq = SMB_VFS_NEXT_PREAD_SEND(state, ev, handle, fsp, data,
2346 if (tevent_req_nomem(subreq, req)) {
2347 return tevent_req_post(req, ev);
2349 tevent_req_set_callback(subreq, vfs_gpfs_pread_done, req);
2353 static void vfs_gpfs_pread_done(struct tevent_req *subreq)
2355 struct tevent_req *req = tevent_req_callback_data(
2356 subreq, struct tevent_req);
2357 struct vfs_gpfs_pread_state *state = tevent_req_data(
2358 req, struct vfs_gpfs_pread_state);
2360 state->ret = SMB_VFS_PREAD_RECV(subreq, &state->vfs_aio_state);
2361 TALLOC_FREE(subreq);
2362 tevent_req_done(req);
2365 static ssize_t vfs_gpfs_pread_recv(struct tevent_req *req,
2366 struct vfs_aio_state *vfs_aio_state)
2368 struct vfs_gpfs_pread_state *state = tevent_req_data(
2369 req, struct vfs_gpfs_pread_state);
2370 struct files_struct *fsp = state->fsp;
2372 if (tevent_req_is_unix_error(req, &vfs_aio_state->error)) {
2375 *vfs_aio_state = state->vfs_aio_state;
2377 if ((state->ret != -1) && state->was_offline) {
2378 DEBUG(10, ("sending notify\n"));
2379 notify_fname(fsp->conn, NOTIFY_ACTION_MODIFIED,
2380 FILE_NOTIFY_CHANGE_ATTRIBUTES,
2381 fsp->fsp_name->base_name);
2387 static ssize_t vfs_gpfs_pwrite(vfs_handle_struct *handle, files_struct *fsp,
2388 const void *data, size_t n, off_t offset)
2393 was_offline = vfs_gpfs_fsp_is_offline(handle, fsp);
2395 ret = SMB_VFS_NEXT_PWRITE(handle, fsp, data, n, offset);
2397 if ((ret != -1) && was_offline) {
2398 notify_fname(handle->conn, NOTIFY_ACTION_MODIFIED,
2399 FILE_NOTIFY_CHANGE_ATTRIBUTES,
2400 fsp->fsp_name->base_name);
2406 struct vfs_gpfs_pwrite_state {
2407 struct files_struct *fsp;
2410 struct vfs_aio_state vfs_aio_state;
2413 static void vfs_gpfs_pwrite_done(struct tevent_req *subreq);
2415 static struct tevent_req *vfs_gpfs_pwrite_send(
2416 struct vfs_handle_struct *handle,
2417 TALLOC_CTX *mem_ctx,
2418 struct tevent_context *ev,
2419 struct files_struct *fsp,
2420 const void *data, size_t n,
2423 struct tevent_req *req, *subreq;
2424 struct vfs_gpfs_pwrite_state *state;
2426 req = tevent_req_create(mem_ctx, &state, struct vfs_gpfs_pwrite_state);
2430 state->was_offline = vfs_gpfs_fsp_is_offline(handle, fsp);
2432 subreq = SMB_VFS_NEXT_PWRITE_SEND(state, ev, handle, fsp, data,
2434 if (tevent_req_nomem(subreq, req)) {
2435 return tevent_req_post(req, ev);
2437 tevent_req_set_callback(subreq, vfs_gpfs_pwrite_done, req);
2441 static void vfs_gpfs_pwrite_done(struct tevent_req *subreq)
2443 struct tevent_req *req = tevent_req_callback_data(
2444 subreq, struct tevent_req);
2445 struct vfs_gpfs_pwrite_state *state = tevent_req_data(
2446 req, struct vfs_gpfs_pwrite_state);
2448 state->ret = SMB_VFS_PWRITE_RECV(subreq, &state->vfs_aio_state);
2449 TALLOC_FREE(subreq);
2450 tevent_req_done(req);
2453 static ssize_t vfs_gpfs_pwrite_recv(struct tevent_req *req,
2454 struct vfs_aio_state *vfs_aio_state)
2456 struct vfs_gpfs_pwrite_state *state = tevent_req_data(
2457 req, struct vfs_gpfs_pwrite_state);
2458 struct files_struct *fsp = state->fsp;
2460 if (tevent_req_is_unix_error(req, &vfs_aio_state->error)) {
2463 *vfs_aio_state = state->vfs_aio_state;
2465 if ((state->ret != -1) && state->was_offline) {
2466 DEBUG(10, ("sending notify\n"));
2467 notify_fname(fsp->conn, NOTIFY_ACTION_MODIFIED,
2468 FILE_NOTIFY_CHANGE_ATTRIBUTES,
2469 fsp->fsp_name->base_name);
2476 static struct vfs_fn_pointers vfs_gpfs_fns = {
2477 .connect_fn = vfs_gpfs_connect,
2478 .disk_free_fn = vfs_gpfs_disk_free,
2479 .get_quota_fn = vfs_gpfs_get_quota,
2480 .fs_capabilities_fn = vfs_gpfs_capabilities,
2481 .kernel_flock_fn = vfs_gpfs_kernel_flock,
2482 .linux_setlease_fn = vfs_gpfs_setlease,
2483 .get_real_filename_fn = vfs_gpfs_get_real_filename,
2484 .get_dos_attributes_fn = vfs_gpfs_get_dos_attributes,
2485 .fget_dos_attributes_fn = vfs_gpfs_fget_dos_attributes,
2486 .set_dos_attributes_fn = vfs_gpfs_set_dos_attributes,
2487 .fset_dos_attributes_fn = vfs_gpfs_fset_dos_attributes,
2488 .fget_nt_acl_fn = gpfsacl_fget_nt_acl,
2489 .get_nt_acl_fn = gpfsacl_get_nt_acl,
2490 .fset_nt_acl_fn = gpfsacl_fset_nt_acl,
2491 .sys_acl_get_file_fn = gpfsacl_sys_acl_get_file,
2492 .sys_acl_get_fd_fn = gpfsacl_sys_acl_get_fd,
2493 .sys_acl_blob_get_file_fn = gpfsacl_sys_acl_blob_get_file,
2494 .sys_acl_blob_get_fd_fn = gpfsacl_sys_acl_blob_get_fd,
2495 .sys_acl_set_file_fn = gpfsacl_sys_acl_set_file,
2496 .sys_acl_set_fd_fn = gpfsacl_sys_acl_set_fd,
2497 .sys_acl_delete_def_file_fn = gpfsacl_sys_acl_delete_def_file,
2498 .chmod_fn = vfs_gpfs_chmod,
2499 .fchmod_fn = vfs_gpfs_fchmod,
2500 .close_fn = vfs_gpfs_close,
2501 .stat_fn = vfs_gpfs_stat,
2502 .lstat_fn = vfs_gpfs_lstat,
2503 .ntimes_fn = vfs_gpfs_ntimes,
2504 .aio_force_fn = vfs_gpfs_aio_force,
2505 .sendfile_fn = vfs_gpfs_sendfile,
2506 .fallocate_fn = vfs_gpfs_fallocate,
2507 .open_fn = vfs_gpfs_open,
2508 .pread_fn = vfs_gpfs_pread,
2509 .pread_send_fn = vfs_gpfs_pread_send,
2510 .pread_recv_fn = vfs_gpfs_pread_recv,
2511 .pwrite_fn = vfs_gpfs_pwrite,
2512 .pwrite_send_fn = vfs_gpfs_pwrite_send,
2513 .pwrite_recv_fn = vfs_gpfs_pwrite_recv,
2514 .ftruncate_fn = vfs_gpfs_ftruncate
2517 NTSTATUS vfs_gpfs_init(TALLOC_CTX *);
2518 NTSTATUS vfs_gpfs_init(TALLOC_CTX *ctx)
2522 ret = gpfswrap_init();
2524 DEBUG(1, ("Could not initialize GPFS library wrapper\n"));
2527 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "gpfs",