*
* 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
+ * the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* 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.
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
static char space_replacement = '%';
/* Do we expect SIDs as pts names? */
-static BOOL sidpts;
+static bool sidpts;
extern int afs_syscall(int, char *, int, char *, int);
struct afs_ace {
- BOOL positive;
+ bool positive;
char *name;
DOM_SID sid;
enum lsa_SidType type;
};
-static BOOL init_afs_acl(struct afs_acl *acl)
+static bool init_afs_acl(struct afs_acl *acl)
{
ZERO_STRUCT(*acl);
acl->ctx = talloc_init("afs_acl");
}
static struct afs_ace *new_afs_ace(TALLOC_CTX *mem_ctx,
- BOOL positive,
+ bool positive,
const char *name, uint32 rights)
{
DOM_SID sid;
if (string_to_sid(&sid, name)) {
const char *user, *domain;
/* We have to find the type, look up the SID */
- lookup_sid(tmp_talloc_ctx(), &sid,
+ lookup_sid(talloc_tos(), &sid,
&domain, &user, &type);
}
*p = '\\';
}
- if (!lookup_name(tmp_talloc_ctx(), name, LOOKUP_NAME_ALL,
+ if (!lookup_name(talloc_tos(), name, LOOKUP_NAME_ALL,
&domain, &uname, &sid, &type)) {
DEBUG(10, ("Could not find AFS user %s\n", name));
}
static void add_afs_ace(struct afs_acl *acl,
- BOOL positive,
+ bool positive,
const char *name, uint32 rights)
{
struct afs_ace *ace;
* Second field: Rights
*/
-static BOOL parse_afs_acl(struct afs_acl *acl, const char *acl_str)
+static bool parse_afs_acl(struct afs_acl *acl, const char *acl_str)
{
int nplus, nminus;
int aces;
return True;
}
-static BOOL unparse_afs_acl(struct afs_acl *acl, char *acl_str)
+static bool unparse_afs_acl(struct afs_acl *acl, char *acl_str)
{
/* TODO: String length checks!!!! */
return;
}
-static BOOL same_principal(struct afs_ace *x, struct afs_ace *y)
+static bool same_principal(struct afs_ace *x, struct afs_ace *y)
{
return ( (x->positive == y->positive) &&
(sid_compare(&x->sid, &y->sid) == 0) );
for (ace = dir_acl->acelist; ace != NULL; ace = ace->next) {
struct afs_ace *file_ace;
- BOOL found = False;
+ bool found = False;
for (file_ace = file_acl->acelist;
file_ace != NULL;
for (ace = file_acl->acelist; ace != NULL; ace = ace->next) {
struct afs_ace *dir_ace;
- BOOL already_seen = False;
+ bool already_seen = False;
for (dir_ace = dir_acl->acelist;
dir_ace != NULL;
static uint32 nt_to_afs_dir_rights(const char *filename, const SEC_ACE *ace)
{
uint32 result = 0;
- uint32 rights = ace->info.mask;
+ uint32 rights = ace->access_mask;
uint8 flags = ace->flags;
struct static_dir_ace_mapping *m;
for (m = &ace_mappings[0]; m->afs_rights != 9999; m++) {
if ( (ace->type == m->type) &&
(ace->flags == m->flags) &&
- (ace->info.mask == m->mask) )
+ (ace->access_mask == m->mask) )
return m->afs_rights;
}
DEBUG(1, ("AFSACL FALLBACK: 0x%X 0x%X 0x%X %s %X\n",
- ace->type, ace->flags, ace->info.mask, filename, rights));
+ ace->type, ace->flags, ace->access_mask, filename, rights));
if (rights & (GENERIC_ALL_ACCESS|WRITE_DAC_ACCESS)) {
result |= PRSFS_READ | PRSFS_WRITE | PRSFS_INSERT |
static uint32 nt_to_afs_file_rights(const char *filename, const SEC_ACE *ace)
{
uint32 result = 0;
- uint32 rights = ace->info.mask;
+ uint32 rights = ace->access_mask;
if (rights & (GENERIC_READ_ACCESS|FILE_READ_DATA)) {
result |= PRSFS_READ;
return result;
}
-static size_t afs_to_nt_acl(struct afs_acl *afs_acl,
- struct files_struct *fsp,
- uint32 security_info,
- struct security_descriptor **ppdesc)
+static size_t afs_to_nt_acl_common(struct afs_acl *afs_acl,
+ SMB_STRUCT_STAT *psbuf,
+ uint32 security_info,
+ struct security_descriptor **ppdesc)
{
SEC_ACE *nt_ace_list;
DOM_SID owner_sid, group_sid;
- SEC_ACCESS mask;
- SMB_STRUCT_STAT sbuf;
SEC_ACL *psa = NULL;
int good_aces;
size_t sd_size;
- TALLOC_CTX *mem_ctx = main_loop_talloc_get();
+ TALLOC_CTX *mem_ctx = talloc_tos();
struct afs_ace *afs_ace;
- if (fsp->is_directory || fsp->fh->fd == -1) {
- /* Get the stat struct for the owner info. */
- if(SMB_VFS_STAT(fsp->conn,fsp->fsp_name, &sbuf) != 0) {
+ uid_to_sid(&owner_sid, psbuf->st_ex_uid);
+ gid_to_sid(&group_sid, psbuf->st_ex_gid);
+
+ if (afs_acl->num_aces) {
+ nt_ace_list = TALLOC_ARRAY(mem_ctx, SEC_ACE, afs_acl->num_aces);
+
+ if (nt_ace_list == NULL)
return 0;
- }
} else {
- if(SMB_VFS_FSTAT(fsp,fsp->fh->fd,&sbuf) != 0) {
- return 0;
- }
+ nt_ace_list = NULL;
}
- uid_to_sid(&owner_sid, sbuf.st_uid);
- gid_to_sid(&group_sid, sbuf.st_gid);
-
- nt_ace_list = TALLOC_ARRAY(mem_ctx, SEC_ACE, afs_acl->num_aces);
-
- if (nt_ace_list == NULL)
- return 0;
-
afs_ace = afs_acl->acelist;
good_aces = 0;
while (afs_ace != NULL) {
- uint32 nt_rights;
+ uint32_t nt_rights;
uint8 flag = SEC_ACE_FLAG_OBJECT_INHERIT |
SEC_ACE_FLAG_CONTAINER_INHERIT;
continue;
}
- if (fsp->is_directory)
+ if (S_ISDIR(psbuf->st_ex_mode))
afs_to_nt_dir_rights(afs_ace->rights, &nt_rights,
&flag);
else
nt_rights = afs_to_nt_file_rights(afs_ace->rights);
- init_sec_access(&mask, nt_rights);
init_sec_ace(&nt_ace_list[good_aces++], &(afs_ace->sid),
- SEC_ACE_TYPE_ACCESS_ALLOWED, mask, flag);
+ SEC_ACE_TYPE_ACCESS_ALLOWED, nt_rights, flag);
afs_ace = afs_ace->next;
}
if (psa == NULL)
return 0;
-
*ppdesc = make_sec_desc(mem_ctx, SEC_DESC_REVISION,
SEC_DESC_SELF_RELATIVE,
(security_info & OWNER_SECURITY_INFORMATION)
return sd_size;
}
-static BOOL mappable_sid(const DOM_SID *sid)
+static size_t afs_to_nt_acl(struct afs_acl *afs_acl,
+ struct connection_struct *conn,
+ struct smb_filename *smb_fname,
+ uint32 security_info,
+ struct security_descriptor **ppdesc)
+{
+ /* Get the stat struct for the owner info. */
+ if(SMB_VFS_STAT(conn, smb_fname) != 0) {
+ return 0;
+ }
+
+ return afs_to_nt_acl_common(afs_acl, &smb_fname->st, security_info,
+ ppdesc);
+}
+
+static size_t afs_fto_nt_acl(struct afs_acl *afs_acl,
+ struct files_struct *fsp,
+ uint32 security_info,
+ struct security_descriptor **ppdesc)
+{
+ SMB_STRUCT_STAT sbuf;
+
+ if (fsp->is_directory || fsp->fh->fd == -1) {
+ /* Get the stat struct for the owner info. */
+ return afs_to_nt_acl(afs_acl, fsp->conn, fsp->fsp_name,
+ security_info, ppdesc);
+ }
+
+ if(SMB_VFS_FSTAT(fsp, &sbuf) != 0) {
+ return 0;
+ }
+
+ return afs_to_nt_acl_common(afs_acl, &sbuf, security_info, ppdesc);
+}
+
+static bool mappable_sid(const DOM_SID *sid)
{
DOM_SID domain_sid;
return False;
}
-static BOOL nt_to_afs_acl(const char *filename,
+static bool nt_to_afs_acl(const char *filename,
uint32 security_info_sent,
- struct security_descriptor *psd,
+ const struct security_descriptor *psd,
uint32 (*nt_to_afs_rights)(const char *filename,
const SEC_ACE *ace),
struct afs_acl *afs_acl)
{
- SEC_ACL *dacl;
+ const SEC_ACL *dacl;
int i;
/* Currently we *only* look at the dacl */
dacl = psd->dacl;
for (i = 0; i < dacl->num_aces; i++) {
- SEC_ACE *ace = &(dacl->ace[i]);
+ const SEC_ACE *ace = &(dacl->aces[i]);
const char *dom_name, *name;
enum lsa_SidType name_type;
char *p;
if (!mappable_sid(&ace->trustee)) {
DEBUG(10, ("Ignoring unmappable SID %s\n",
- sid_string_static(&ace->trustee)));
+ sid_string_dbg(&ace->trustee)));
continue;
}
} else {
- if (!lookup_sid(tmp_talloc_ctx(), &ace->trustee,
+ if (!lookup_sid(talloc_tos(), &ace->trustee,
&dom_name, &name, &name_type)) {
DEBUG(1, ("AFSACL: Could not lookup SID %s on file %s\n",
- sid_string_static(&ace->trustee), filename));
+ sid_string_dbg(&ace->trustee),
+ filename));
continue;
}
(name_type == SID_NAME_DOM_GRP) ||
(name_type == SID_NAME_ALIAS) ) {
char *tmp;
- tmp = talloc_asprintf(tmp_talloc_ctx(), "%s%s%s",
+ tmp = talloc_asprintf(talloc_tos(), "%s%s%s",
dom_name, lp_winbind_separator(),
name);
if (tmp == NULL) {
if (sidpts) {
/* Expect all users/groups in pts as SIDs */
name = talloc_strdup(
- tmp_talloc_ctx(),
- sid_string_static(&ace->trustee));
+ talloc_tos(),
+ sid_string_tos(&ace->trustee));
if (name == NULL) {
return False;
}
return True;
}
-static BOOL afs_get_afs_acl(char *filename, struct afs_acl *acl)
+static bool afs_get_afs_acl(char *filename, struct afs_acl *acl)
{
struct afs_iob iob;
return True;
}
-static size_t afs_get_nt_acl(struct files_struct *fsp, uint32 security_info,
- struct security_descriptor **ppdesc)
-{
- struct afs_acl acl;
- size_t sd_size;
-
- DEBUG(5, ("afs_get_nt_acl: %s\n", fsp->fsp_name));
-
- sidpts = lp_parm_bool(SNUM(fsp->conn), "afsacl", "sidpts", False);
-
- if (!afs_get_afs_acl(fsp->fsp_name, &acl)) {
- return 0;
- }
-
- sd_size = afs_to_nt_acl(&acl, fsp, security_info, ppdesc);
-
- free_afs_acl(&acl);
-
- return sd_size;
-}
-
/* For setting an AFS ACL we have to take care of the ACEs we could
* not properly map to SIDs. Merge all of them into the new ACL. */
}
}
-static BOOL afs_set_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
+static NTSTATUS afs_set_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
uint32 security_info_sent,
- struct security_descriptor *psd)
+ const struct security_descriptor *psd)
{
struct afs_acl old_afs_acl, new_afs_acl;
struct afs_acl dir_acl, file_acl;
char acl_string[2049];
struct afs_iob iob;
int ret = -1;
- pstring name;
+ char *name = NULL;
const char *fileacls;
fileacls = lp_parm_const_string(SNUM(handle->conn), "afsacl", "fileacls",
ZERO_STRUCT(dir_acl);
ZERO_STRUCT(file_acl);
- pstr_sprintf(name, fsp->fsp_name);
+ name = talloc_strdup(talloc_tos(), fsp->fsp_name->base_name);
+ if (!name) {
+ return NT_STATUS_NO_MEMORY;
+ }
if (!fsp->is_directory) {
/* We need to get the name of the directory containing the
if (p != NULL) {
*p = '\0';
} else {
- pstrcpy(name, ".");
+ name = talloc_strdup(talloc_tos(), ".");
+ if (!name) {
+ return NT_STATUS_NO_MEMORY;
+ }
}
}
if (!afs_get_afs_acl(name, &old_afs_acl)) {
- DEBUG(3, ("Could not get old ACL of %s\n", fsp->fsp_name));
+ DEBUG(3, ("Could not get old ACL of %s\n", fsp_str_dbg(fsp)));
goto done;
}
}
free_afs_acl(&dir_acl);
- if (!nt_to_afs_acl(fsp->fsp_name, security_info_sent, psd,
+ if (!nt_to_afs_acl(fsp->fsp_name->base_name,
+ security_info_sent, psd,
nt_to_afs_dir_rights, &dir_acl))
goto done;
} else {
}
free_afs_acl(&file_acl);
- if (!nt_to_afs_acl(fsp->fsp_name, security_info_sent, psd,
+ if (!nt_to_afs_acl(fsp->fsp_name->base_name,
+ security_info_sent, psd,
nt_to_afs_file_rights, &file_acl))
goto done;
}
free_afs_acl(&old_afs_acl);
free_afs_acl(&new_afs_acl);
- return (ret == 0);
+ return (ret == 0) ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
}
-static size_t afsacl_fget_nt_acl(struct vfs_handle_struct *handle,
- struct files_struct *fsp,
- int fd, uint32 security_info,
- struct security_descriptor **ppdesc)
-{
- return afs_get_nt_acl(fsp, security_info, ppdesc);
-}
-static size_t afsacl_get_nt_acl(struct vfs_handle_struct *handle,
- struct files_struct *fsp,
- const char *name, uint32 security_info,
- struct security_descriptor **ppdesc)
+static NTSTATUS afsacl_fget_nt_acl(struct vfs_handle_struct *handle,
+ struct files_struct *fsp,
+ uint32 security_info,
+ struct security_descriptor **ppdesc)
{
- return afs_get_nt_acl(fsp, security_info, ppdesc);
+ struct afs_acl acl;
+ size_t sd_size;
+
+ DEBUG(5, ("afsacl_fget_nt_acl: %s\n", fsp_str_dbg(fsp)));
+
+ sidpts = lp_parm_bool(SNUM(fsp->conn), "afsacl", "sidpts", False);
+
+ if (!afs_get_afs_acl(fsp->fsp_name->base_name, &acl)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ sd_size = afs_fto_nt_acl(&acl, fsp, security_info, ppdesc);
+
+ free_afs_acl(&acl);
+
+ return (sd_size != 0) ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
}
-BOOL afsacl_fset_nt_acl(vfs_handle_struct *handle,
- files_struct *fsp,
- int fd, uint32 security_info_sent,
- SEC_DESC *psd)
+static NTSTATUS afsacl_get_nt_acl(struct vfs_handle_struct *handle,
+ const char *name, uint32 security_info,
+ struct security_descriptor **ppdesc)
{
- return afs_set_nt_acl(handle, fsp, security_info_sent, psd);
+ struct afs_acl acl;
+ size_t sd_size;
+ struct smb_filename *smb_fname = NULL;
+ NTSTATUS status;
+
+ DEBUG(5, ("afsacl_get_nt_acl: %s\n", name));
+
+ sidpts = lp_parm_bool(SNUM(handle->conn), "afsacl", "sidpts", False);
+
+ if (!afs_get_afs_acl(name, &acl)) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ status = create_synthetic_smb_fname(talloc_tos(), name, NULL, NULL,
+ &smb_fname);
+ if (!NT_STATUS_IS_OK(status)) {
+ free_afs_acl(&acl);
+ return status;
+ }
+
+ sd_size = afs_to_nt_acl(&acl, handle->conn, smb_fname, security_info,
+ ppdesc);
+ TALLOC_FREE(smb_fname);
+
+ free_afs_acl(&acl);
+
+ return (sd_size != 0) ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
}
-BOOL afsacl_set_nt_acl(vfs_handle_struct *handle,
- files_struct *fsp,
- const char *name, uint32 security_info_sent,
- SEC_DESC *psd)
+NTSTATUS afsacl_fset_nt_acl(vfs_handle_struct *handle,
+ files_struct *fsp,
+ uint32 security_info_sent,
+ const SEC_DESC *psd)
{
return afs_set_nt_acl(handle, fsp, security_info_sent, psd);
}
const char *service,
const char *user)
{
- const char *spc;
+ const char *spc;
spc = lp_parm_const_string(SNUM(handle->conn), "afsacl", "space", "%");
SMB_VFS_LAYER_TRANSPARENT},
{SMB_VFS_OP(afsacl_fset_nt_acl), SMB_VFS_OP_FSET_NT_ACL,
SMB_VFS_LAYER_TRANSPARENT},
- {SMB_VFS_OP(afsacl_set_nt_acl), SMB_VFS_OP_SET_NT_ACL,
- SMB_VFS_LAYER_TRANSPARENT},
{SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
};