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authorAlexander Bokovoy <ab@samba.org>2006-08-01 08:27:19 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 11:38:27 -0500
commit16bf23d973b899f570b6793cf52507086d74d66a (patch)
tree408df31c99305ad43fc3f35c5c7626d486d2d5a2 /source3/modules/vfs_gpfsacl.c
parent4cf5769331bb9432fb7455f6eb0384b0282f605f (diff)
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r17354: Revert -r 17353 per Volker request while gpfs compatibility layer code will be released.
(This used to be commit 5b1db0151461af18d994359e86c649922fc6de65)
Diffstat (limited to 'source3/modules/vfs_gpfsacl.c')
-rw-r--r--source3/modules/vfs_gpfsacl.c610
1 files changed, 0 insertions, 610 deletions
diff --git a/source3/modules/vfs_gpfsacl.c b/source3/modules/vfs_gpfsacl.c
index b66200fe56..e69de29bb2 100644
--- a/source3/modules/vfs_gpfsacl.c
+++ b/source3/modules/vfs_gpfsacl.c
@@ -1,610 +0,0 @@
-/*
- * Convert GPFS acls to NT acls and vice versa.
- *
- * Copyright (C) Volker Lendecke, 2006
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include "includes.h"
-
-#undef DBGC_CLASS
-#define DBGC_CLASS DBGC_VFS
-
-#include <gpfs.h>
-#include "nfs4_acls.h"
-
-static void gpfs_dumpacl(int level, struct gpfs_acl *gacl)
-{
- int i;
- if (gacl==NULL)
- {
- DEBUG(0, ("gpfs acl is NULL\n"));
- return;
- }
-
- DEBUG(level, ("gpfs acl: nace: %d, type:%d, version:%d, level:%d, len:%d\n",
- gacl->acl_nace, gacl->acl_type, gacl->acl_version, gacl->acl_level, gacl->acl_len));
- for(i=0; i<gacl->acl_nace; i++)
- {
- struct gpfs_ace_v4 *gace = gacl->ace_v4 + i;
- DEBUG(level, ("\tace[%d]: type:%d, flags:0x%x, mask:0x%x, iflags:0x%x, who:%u\n",
- i, gace->aceType, gace->aceFlags, gace->aceMask,
- gace->aceIFlags, gace->aceWho));
- }
-}
-
-static struct gpfs_acl *gpfs_getacl_alloc(const char *fname, gpfs_aclType_t type)
-{
- struct gpfs_acl *acl;
- size_t len = 200;
- int ret;
- TALLOC_CTX *mem_ctx = main_loop_talloc_get();
-
- acl = (struct gpfs_acl *)talloc_size(mem_ctx, len);
- if (acl == NULL) {
- errno = ENOMEM;
- return NULL;
- }
-
- acl->acl_len = len;
- acl->acl_level = 0;
- acl->acl_version = 0;
- acl->acl_type = type;
-
- ret = smbd_gpfs_getacl((char *)fname, GPFS_GETACL_STRUCT, acl);
- if ((ret != 0) && (errno == ENOSPC)) {
- struct gpfs_acl *new_acl = (struct gpfs_acl *)talloc_size(
- mem_ctx, acl->acl_len + sizeof(struct gpfs_acl));
- if (new_acl == NULL) {
- errno = ENOMEM;
- return NULL;
- }
-
- new_acl->acl_len = acl->acl_len;
- new_acl->acl_level = acl->acl_level;
- new_acl->acl_version = acl->acl_version;
- new_acl->acl_type = acl->acl_type;
- acl = new_acl;
-
- ret = smbd_gpfs_getacl((char *)fname, GPFS_GETACL_STRUCT, acl);
- }
- if (ret != 0)
- {
- DEBUG(8, ("smbd_gpfs_getacl failed with %s\n",strerror(errno)));
- return NULL;
- }
-
- return acl;
-}
-
-static BOOL gpfs_get_nfs4_acl(struct files_struct *fsp, SMB4ACL_T **ppacl, BOOL *pretryPosix)
-{
- TALLOC_CTX *mem_ctx;
- int i;
- struct gpfs_acl *gacl = NULL;
-
- mem_ctx = main_loop_talloc_get();
-
- DEBUG(10, ("gpfs_get_nfs4_acl invoked for %s\n", fsp->fsp_name));
-
- /* First get the real acl length */
- gacl = gpfs_getacl_alloc(fsp->fsp_name, GPFS_ACL_TYPE_NFS4);
- if (gacl == NULL) {
- DEBUG(9, ("gpfs_getacl failed for %s with %s\n",
- fsp->fsp_name, strerror(errno)));
- return False;
- }
-
- if (gacl->acl_type != GPFS_ACL_TYPE_NFS4) {
- DEBUG(10, ("Got non-nfsv4 acl\n"));
- *pretryPosix = True;
- return False;
- }
-
- *ppacl = smb_create_smb4acl();
-
- DEBUG(10, ("len: %d, level: %d, version: %d, nace: %d\n",
- gacl->acl_len, gacl->acl_level, gacl->acl_version,
- gacl->acl_nace));
-
- for (i=0; i<gacl->acl_nace; i++) {
- struct gpfs_ace_v4 *gace = &gacl->ace_v4[i];
- SMB_ACE4PROP_T smbace;
- memset(&smbace, 0, sizeof(SMB4ACE_T));
-
- DEBUG(10, ("type: %d, iflags: %x, flags: %x, mask: %x, "
- "who: %d\n", gace->aceType, gace->aceIFlags,
- gace->aceFlags, gace->aceMask, gace->aceWho));
-
- if (gace->aceIFlags & ACE4_IFLAG_SPECIAL_ID) {
- smbace.flags |= SMB_ACE4_ID_SPECIAL;
- switch (gace->aceWho) {
- case ACE4_SPECIAL_OWNER:
- smbace.who.special_id = SMB_ACE4_WHO_OWNER;
- break;
- case ACE4_SPECIAL_GROUP:
- smbace.who.special_id = SMB_ACE4_WHO_GROUP;
- break;
- case ACE4_SPECIAL_EVERYONE:
- smbace.who.special_id = SMB_ACE4_WHO_EVERYONE;
- break;
- default:
- DEBUG(8, ("invalid special gpfs id %d "
- "ignored\n", gace->aceWho));
- continue; /* don't add it */
- }
- } else {
- if (gace->aceFlags & ACE4_FLAG_GROUP_ID)
- smbace.who.gid = gace->aceWho;
- else
- smbace.who.uid = gace->aceWho;
- }
-
- smbace.aceType = gace->aceType;
- smbace.aceFlags = gace->aceFlags;
- smbace.aceMask = gace->aceMask;
- smbace.flags = (gace->aceIFlags&ACE4_IFLAG_SPECIAL_ID) ? SMB_ACE4_ID_SPECIAL : 0;
-
- smb_add_ace4(*ppacl, &smbace);
- }
-
- return True;
-}
-
-static size_t gpfsacl_get_nt_acl_common(files_struct *fsp,
- uint32 security_info, SEC_DESC **ppdesc)
-{
- SMB4ACL_T *pacl = NULL;
- BOOL result;
- BOOL retryPosix = False;
-
- *ppdesc = NULL;
- result = gpfs_get_nfs4_acl(fsp, &pacl, &retryPosix);
- if (retryPosix)
- {
- DEBUG(10, ("retrying with posix acl...\n"));
- return get_nt_acl(fsp, security_info, ppdesc);
- }
- if (result==False)
- return 0;
-
- return smb_get_nt_acl_nfs4(fsp, security_info, ppdesc, pacl);
-}
-
-size_t gpfsacl_fget_nt_acl(vfs_handle_struct *handle,
- files_struct *fsp, int fd, uint32 security_info,
- SEC_DESC **ppdesc)
-{
- return gpfsacl_get_nt_acl_common(fsp, security_info, ppdesc);
-}
-
-size_t gpfsacl_get_nt_acl(vfs_handle_struct *handle,
- files_struct *fsp, const char *name,
- uint32 security_info, SEC_DESC **ppdesc)
-{
- return gpfsacl_get_nt_acl_common(fsp, security_info, ppdesc);
-}
-
-static BOOL gpfsacl_process_smbacl(files_struct *fsp, SMB4ACL_T *smbacl)
-{
- int ret;
- gpfs_aclLen_t gacl_len;
- SMB4ACE_T *smbace;
- struct gpfs_acl *gacl;
- TALLOC_CTX *mem_ctx = main_loop_talloc_get();
-
- gacl_len = sizeof(struct gpfs_acl) +
- (smb_get_naces(smbacl)-1)*sizeof(gpfs_ace_v4_t);
-
- gacl = talloc_size(mem_ctx, gacl_len);
- if (gacl == NULL) {
- DEBUG(0, ("talloc failed\n"));
- errno = ENOMEM;
- return False;
- }
-
- gacl->acl_len = gacl_len;
- gacl->acl_level = 0;
- gacl->acl_version = GPFS_ACL_VERSION_NFS4;
- gacl->acl_type = GPFS_ACL_TYPE_NFS4;
- gacl->acl_nace = 0; /* change later... */
-
- for (smbace=smb_first_ace4(smbacl); smbace!=NULL; smbace = smb_next_ace4(smbace)) {
- struct gpfs_ace_v4 *gace = &gacl->ace_v4[gacl->acl_nace];
- SMB_ACE4PROP_T *aceprop = smb_get_ace4(smbace);
-
- gace->aceType = aceprop->aceType;
- gace->aceFlags = aceprop->aceFlags;
- gace->aceMask = aceprop->aceMask;
- gace->aceIFlags = (aceprop->flags&SMB_ACE4_ID_SPECIAL) ? ACE4_IFLAG_SPECIAL_ID : 0;
-
- if (aceprop->flags&SMB_ACE4_ID_SPECIAL)
- {
- switch(aceprop->who.special_id)
- {
- case SMB_ACE4_WHO_EVERYONE:
- gace->aceWho = ACE4_SPECIAL_EVERYONE;
- break;
- case SMB_ACE4_WHO_OWNER:
- gace->aceWho = ACE4_SPECIAL_OWNER;
- break;
- case SMB_ACE4_WHO_GROUP:
- gace->aceWho = ACE4_SPECIAL_GROUP;
- break;
- default:
- DEBUG(8, ("unsupported special_id %d\n", aceprop->who.special_id));
- continue; /* don't add it !!! */
- }
- } else {
- /* just only for the type safety... */
- if (aceprop->aceFlags&SMB_ACE4_IDENTIFIER_GROUP)
- gace->aceWho = aceprop->who.gid;
- else
- gace->aceWho = aceprop->who.uid;
- }
-
- gacl->acl_nace++;
- }
-
- ret = smbd_gpfs_putacl(fsp->fsp_name, GPFS_PUTACL_STRUCT, gacl);
- if (ret != 0) {
- DEBUG(8, ("gpfs_putacl failed with %s\n", strerror(errno)));
- gpfs_dumpacl(8, gacl);
- return False;
- }
-
- DEBUG(10, ("gpfs_putacl succeeded\n"));
- return True;
-}
-
-static BOOL gpfsacl_set_nt_acl_internal(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd)
-{
- struct gpfs_acl *acl;
- BOOL result = False;
-
- acl = gpfs_getacl_alloc(fsp->fsp_name, GPFS_ACL_TYPE_ACCESS);
- if (acl == NULL)
- return False;
-
- if (acl->acl_version&GPFS_ACL_VERSION_NFS4)
- {
- result = smb_set_nt_acl_nfs4(
- fsp, security_info_sent, psd,
- gpfsacl_process_smbacl);
- } else { /* assume POSIX ACL - by default... */
- result = set_nt_acl(fsp, security_info_sent, psd);
- }
-
- return result;
-}
-
-static BOOL gpfsacl_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp, int fd, uint32 security_info_sent, SEC_DESC *psd)
-{
- return gpfsacl_set_nt_acl_internal(fsp, security_info_sent, psd);
-}
-
-static BOOL gpfsacl_set_nt_acl(vfs_handle_struct *handle, files_struct *fsp, char *name, uint32 security_info_sent, SEC_DESC *psd)
-{
- return gpfsacl_set_nt_acl_internal(fsp, security_info_sent, psd);
-}
-
-static SMB_ACL_T gpfs2smb_acl(const struct gpfs_acl *pacl)
-{
- SMB_ACL_T result;
- int i;
-
- result = sys_acl_init(pacl->acl_nace);
- if (result == NULL) {
- errno = ENOMEM;
- return NULL;
- }
-
- result->count = pacl->acl_nace;
-
- for (i=0; i<pacl->acl_nace; i++) {
- struct smb_acl_entry *ace = &result->acl[i];
- const struct gpfs_ace_v1 *g_ace = &pacl->ace_v1[i];
-
- DEBUG(10, ("Converting type %d id %lu perm %x\n",
- (int)g_ace->ace_type, (unsigned long)g_ace->ace_who,
- (int)g_ace->ace_perm));
-
- switch (g_ace->ace_type) {
- case GPFS_ACL_USER:
- ace->a_type = SMB_ACL_USER;
- ace->uid = (uid_t)g_ace->ace_who;
- break;
- case GPFS_ACL_USER_OBJ:
- ace->a_type = SMB_ACL_USER_OBJ;
- break;
- case GPFS_ACL_GROUP:
- ace->a_type = SMB_ACL_GROUP;
- ace->gid = (gid_t)g_ace->ace_who;
- break;
- case GPFS_ACL_GROUP_OBJ:
- ace->a_type = SMB_ACL_GROUP_OBJ;
- break;
- case GPFS_ACL_OTHER:
- ace->a_type = SMB_ACL_OTHER;
- break;
- case GPFS_ACL_MASK:
- ace->a_type = SMB_ACL_MASK;
- break;
- default:
- DEBUG(10, ("Got invalid ace_type: %d\n",
- g_ace->ace_type));
- errno = EINVAL;
- SAFE_FREE(result);
- return NULL;
- }
-
- ace->a_perm = 0;
- ace->a_perm |= (g_ace->ace_perm & ACL_PERM_READ) ?
- SMB_ACL_READ : 0;
- ace->a_perm |= (g_ace->ace_perm & ACL_PERM_WRITE) ?
- SMB_ACL_WRITE : 0;
- ace->a_perm |= (g_ace->ace_perm & ACL_PERM_EXECUTE) ?
- SMB_ACL_EXECUTE : 0;
-
- DEBUGADD(10, ("Converted to %d perm %x\n",
- ace->a_type, ace->a_perm));
- }
-
- return result;
-}
-
-static SMB_ACL_T gpfsacl_get_posix_acl(const char *path, gpfs_aclType_t type)
-{
- struct gpfs_acl *pacl;
- SMB_ACL_T result = NULL;
-
- pacl = gpfs_getacl_alloc(path, type);
-
- if (pacl == NULL) {
- DEBUG(10, ("gpfs_getacl failed for %s with %s\n",
- path, strerror(errno)));
- if (errno == 0) {
- errno = EINVAL;
- }
- goto done;
- }
-
- if (pacl->acl_version != GPFS_ACL_VERSION_POSIX) {
- DEBUG(10, ("Got acl version %d, expected %d\n",
- pacl->acl_version, GPFS_ACL_VERSION_POSIX));
- errno = EINVAL;
- goto done;
- }
-
- DEBUG(10, ("len: %d, level: %d, version: %d, nace: %d\n",
- pacl->acl_len, pacl->acl_level, pacl->acl_version,
- pacl->acl_nace));
-
- result = gpfs2smb_acl(pacl);
- if (result == NULL) {
- goto done;
- }
-
- done:
-
- if (errno != 0) {
- SAFE_FREE(result);
- }
- return result;
-}
-
-SMB_ACL_T gpfsacl_sys_acl_get_file(vfs_handle_struct *handle,
- connection_struct *conn,
- const char *path_p,
- SMB_ACL_TYPE_T type)
-{
- gpfs_aclType_t gpfs_type;
-
- switch(type) {
- case SMB_ACL_TYPE_ACCESS:
- gpfs_type = GPFS_ACL_TYPE_ACCESS;
- break;
- case SMB_ACL_TYPE_DEFAULT:
- gpfs_type = GPFS_ACL_TYPE_DEFAULT;
- break;
- default:
- DEBUG(0, ("Got invalid type: %d\n", type));
- smb_panic("exiting");
- }
-
- return gpfsacl_get_posix_acl(path_p, gpfs_type);
-}
-
-SMB_ACL_T gpfsacl_sys_acl_get_fd(vfs_handle_struct *handle,
- files_struct *fsp,
- int fd)
-{
- return gpfsacl_get_posix_acl(fsp->fsp_name, GPFS_ACL_TYPE_ACCESS);
-}
-
-static struct gpfs_acl *smb2gpfs_acl(const SMB_ACL_T pacl,
- SMB_ACL_TYPE_T type)
-{
- gpfs_aclLen_t len;
- struct gpfs_acl *result;
- int i;
- union gpfs_ace_union
- {
- gpfs_ace_v1_t ace_v1[1]; /* when GPFS_ACL_VERSION_POSIX */
- gpfs_ace_v4_t ace_v4[1]; /* when GPFS_ACL_VERSION_NFS4 */
- };
-
- DEBUG(10, ("smb2gpfs_acl: Got ACL with %d entries\n", pacl->count));
-
- len = sizeof(struct gpfs_acl) - sizeof(union gpfs_ace_union) +
- (pacl->count)*sizeof(gpfs_ace_v1_t);
-
- result = SMB_MALLOC(len);
- if (result == NULL) {
- errno = ENOMEM;
- return result;
- }
-
- result->acl_len = len;
- result->acl_level = 0;
- result->acl_version = GPFS_ACL_VERSION_POSIX;
- result->acl_type = (type == SMB_ACL_TYPE_DEFAULT) ?
- GPFS_ACL_TYPE_DEFAULT : GPFS_ACL_TYPE_ACCESS;
- result->acl_nace = pacl->count;
-
- for (i=0; i<pacl->count; i++) {
- const struct smb_acl_entry *ace = &pacl->acl[i];
- struct gpfs_ace_v1 *g_ace = &result->ace_v1[i];
-
- DEBUG(10, ("Converting type %d perm %x\n",
- (int)ace->a_type, (int)ace->a_perm));
-
- g_ace->ace_perm = 0;
-
- switch(ace->a_type) {
- case SMB_ACL_USER:
- g_ace->ace_type = GPFS_ACL_USER;
- g_ace->ace_who = (gpfs_uid_t)ace->uid;
- break;
- case SMB_ACL_USER_OBJ:
- g_ace->ace_type = GPFS_ACL_USER_OBJ;
- g_ace->ace_perm |= ACL_PERM_CONTROL;
- g_ace->ace_who = 0;
- break;
- case SMB_ACL_GROUP:
- g_ace->ace_type = GPFS_ACL_GROUP;
- g_ace->ace_who = (gpfs_uid_t)ace->gid;
- break;
- case SMB_ACL_GROUP_OBJ:
- g_ace->ace_type = GPFS_ACL_GROUP_OBJ;
- g_ace->ace_who = 0;
- break;
- case SMB_ACL_MASK:
- g_ace->ace_type = GPFS_ACL_MASK;
- g_ace->ace_perm = 0x8f;
- g_ace->ace_who = 0;
- break;
- case SMB_ACL_OTHER:
- g_ace->ace_type = GPFS_ACL_OTHER;
- g_ace->ace_who = 0;
- break;
- default:
- DEBUG(10, ("Got invalid ace_type: %d\n", ace->a_type));
- errno = EINVAL;
- SAFE_FREE(result);
- return NULL;
- }
-
- g_ace->ace_perm |= (ace->a_perm & SMB_ACL_READ) ?
- ACL_PERM_READ : 0;
- g_ace->ace_perm |= (ace->a_perm & SMB_ACL_WRITE) ?
- ACL_PERM_WRITE : 0;
- g_ace->ace_perm |= (ace->a_perm & SMB_ACL_EXECUTE) ?
- ACL_PERM_EXECUTE : 0;
-
- DEBUGADD(10, ("Converted to %d id %d perm %x\n",
- g_ace->ace_type, g_ace->ace_who, g_ace->ace_perm));
- }
-
- return result;
-}
-
-int gpfsacl_sys_acl_set_file(vfs_handle_struct *handle,
- connection_struct *conn,
- const char *name,
- SMB_ACL_TYPE_T type,
- SMB_ACL_T theacl)
-{
- struct gpfs_acl *gpfs_acl;
- int result;
-
- gpfs_acl = smb2gpfs_acl(theacl, type);
- if (gpfs_acl == NULL) {
- return -1;
- }
-
- result = smbd_gpfs_putacl((char *)name, GPFS_PUTACL_STRUCT, gpfs_acl);
-
- SAFE_FREE(gpfs_acl);
- return result;
-}
-
-int gpfsacl_sys_acl_set_fd(vfs_handle_struct *handle,
- files_struct *fsp,
- int fd, SMB_ACL_T theacl)
-{
- errno = ENOTSUP;
- return -1;
-}
-
-int gpfsacl_sys_acl_delete_def_file(vfs_handle_struct *handle,
- connection_struct *conn,
- const char *path)
-{
- errno = ENOTSUP;
- return -1;
-}
-
-/* VFS operations structure */
-
-static vfs_op_tuple gpfsacl_ops[] =
-{
- {SMB_VFS_OP(gpfsacl_fget_nt_acl),
- SMB_VFS_OP_FGET_NT_ACL,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_get_nt_acl),
- SMB_VFS_OP_GET_NT_ACL,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_fset_nt_acl),
- SMB_VFS_OP_FSET_NT_ACL,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_set_nt_acl),
- SMB_VFS_OP_SET_NT_ACL,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_sys_acl_get_file),
- SMB_VFS_OP_SYS_ACL_GET_FILE,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_sys_acl_get_fd),
- SMB_VFS_OP_SYS_ACL_GET_FD,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_sys_acl_set_file),
- SMB_VFS_OP_SYS_ACL_SET_FILE,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_sys_acl_set_fd),
- SMB_VFS_OP_SYS_ACL_SET_FD,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(gpfsacl_sys_acl_delete_def_file),
- SMB_VFS_OP_SYS_ACL_DELETE_DEF_FILE,
- SMB_VFS_LAYER_TRANSPARENT},
-
- {SMB_VFS_OP(NULL),
- SMB_VFS_OP_NOOP,
- SMB_VFS_LAYER_NOOP}
-};
-
-NTSTATUS vfs_gpfsacl_init(void)
-{
- return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "gpfsacl",
- gpfsacl_ops);
-}