static TALLOC_CTX *ctx;
-enum acl_mode {SMB_ACL_DELETE, SMB_ACL_MODIFY, SMB_ACL_ADD, SMB_ACL_SET, SMB_ACL_VIEW };
+enum acl_mode { SMB_ACL_DELETE,
+ SMB_ACL_MODIFY,
+ SMB_ACL_ADD,
+ SMB_ACL_SET,
+ SMB_SD_DELETE,
+ SMB_ACL_VIEW };
struct perm_value {
const char *perm;
{ NULL, 0 },
};
-#define SEC_RIGHTS_DIR_CHANGE ( SEC_RIGHTS_DIR_READ|SEC_STD_DELETE|SEC_RIGHTS_DIR_WRITE|SEC_DIR_TRAVERSE )
+#define SEC_RIGHTS_DIR_CHANGE ( SEC_RIGHTS_DIR_READ|SEC_STD_DELETE|\
+ SEC_RIGHTS_DIR_WRITE|SEC_DIR_TRAVERSE )
static const struct perm_value standard_values[] = {
{ "READ", SEC_RIGHTS_DIR_READ|SEC_DIR_TRAVERSE },
print an ACE on a FILE
********************************************************************/
-static void print_ace(FILE *f, SEC_ACE *ace)
+static void print_ace(FILE *f, struct security_ace *ace)
{
const struct perm_value *v;
int do_print = 0;
}
/********************************************************************
- print a ascii version of a security descriptor on a FILE handle
+ print an ascii version of a security descriptor on a FILE handle
********************************************************************/
-static void sec_desc_print(FILE *f, SEC_DESC *sd)
+static void sec_desc_print(FILE *f, struct security_descriptor *sd)
{
uint32 i;
/* Print aces */
for (i = 0; sd->dacl && i < sd->dacl->num_aces; i++) {
- SEC_ACE *ace = &sd->dacl->aces[i];
+ struct security_ace *ace = &sd->dacl->aces[i];
fprintf(f, "ACL:");
print_ace(f, ace);
fprintf(f, "\n");
}
-
}
/********************************************************************
- parse an ACE in the same format as print_ace()
+ parse an ACE in the same format as print_ace()
********************************************************************/
-static bool parse_ace(SEC_ACE *ace, const char *orig_str)
+static bool parse_ace(struct security_ace *ace, const char *orig_str)
{
char *p;
const char *cp;
unsigned int aflags = 0;
unsigned int amask = 0;
DOM_SID sid;
- SEC_ACCESS mask;
+ uint32_t mask;
const struct perm_value *v;
char *str = SMB_STRDUP(orig_str);
TALLOC_CTX *frame = talloc_stackframe();
ZERO_STRUCTP(ace);
p = strchr_m(str,':');
if (!p) {
- printf("ACE '%s': missing ':'.\n", orig_str);
+ fprintf(stderr, "ACE '%s': missing ':'.\n", orig_str);
SAFE_FREE(str);
TALLOC_FREE(frame);
return False;
/* Try to parse text form */
if (!string_to_sid(&sid, str)) {
- printf("ACE '%s': failed to convert '%s' to SID\n",
+ fprintf(stderr, "ACE '%s': failed to convert '%s' to SID\n",
orig_str, str);
SAFE_FREE(str);
TALLOC_FREE(frame);
cp = p;
if (!next_token_talloc(frame, &cp, &tok, "/")) {
- printf("ACE '%s': failed to find '/' character.\n",
+ fprintf(stderr, "ACE '%s': failed to find '/' character.\n",
orig_str);
SAFE_FREE(str);
TALLOC_FREE(frame);
} else if (strncmp(tok, "DENIED", strlen("DENIED")) == 0) {
atype = SEC_ACE_TYPE_ACCESS_DENIED;
} else {
- printf("ACE '%s': missing 'ALLOWED' or 'DENIED' entry at '%s'\n",
- orig_str, tok);
+ fprintf(stderr, "ACE '%s': missing 'ALLOWED' or 'DENIED' "
+ "entry at '%s'\n", orig_str, tok);
SAFE_FREE(str);
TALLOC_FREE(frame);
return False;
if (!(next_token_talloc(frame, &cp, &tok, "/") &&
sscanf(tok, "%i", &aflags) && aflags == 0)) {
- printf("ACE '%s': bad integer flags entry at '%s'\n",
+ fprintf(stderr, "ACE '%s': bad integer flags entry at '%s'\n",
orig_str, tok);
SAFE_FREE(str);
TALLOC_FREE(frame);
}
if (!next_token_talloc(frame, &cp, &tok, "/")) {
- printf("ACE '%s': missing / at '%s'\n",
+ fprintf(stderr, "ACE '%s': missing / at '%s'\n",
orig_str, tok);
SAFE_FREE(str);
TALLOC_FREE(frame);
if (strncmp(tok, "0x", 2) == 0) {
if (sscanf(tok, "%i", &amask) != 1) {
- printf("ACE '%s': bad hex number at '%s'\n",
+ fprintf(stderr, "ACE '%s': bad hex number at '%s'\n",
orig_str, tok);
TALLOC_FREE(frame);
SAFE_FREE(str);
}
if (!found) {
- printf("ACE '%s': bad permission value at '%s'\n",
- orig_str, p);
+ fprintf(stderr, "ACE '%s': bad permission value at "
+ "'%s'\n", orig_str, p);
TALLOC_FREE(frame);
SAFE_FREE(str);
- return False;
+ return False;
}
p++;
}
/********************************************************************
********************************************************************/
-static SEC_DESC* parse_acl_string(TALLOC_CTX *mem_ctx, const char *szACL, size_t *sd_size )
+static struct security_descriptor* parse_acl_string(TALLOC_CTX *mem_ctx, const char *szACL, size_t *sd_size )
{
- SEC_DESC *sd = NULL;
- SEC_ACE *ace;
- SEC_ACL *acl;
+ struct security_descriptor *sd = NULL;
+ struct security_ace *ace;
+ struct security_acl *theacl;
int num_ace;
const char *pacl;
int i;
-
+
if ( !szACL )
return NULL;
pacl = szACL;
num_ace = count_chars( pacl, ',' ) + 1;
-
- if ( !(ace = TALLOC_ZERO_ARRAY( mem_ctx, SEC_ACE, num_ace )) )
+
+ if ( !(ace = TALLOC_ZERO_ARRAY( mem_ctx, struct security_ace, num_ace )) )
return NULL;
-
+
for ( i=0; i<num_ace; i++ ) {
char *end_acl = strchr_m( pacl, ',' );
fstring acl_string;
strncpy( acl_string, pacl, MIN( PTR_DIFF( end_acl, pacl ), sizeof(fstring)-1) );
acl_string[MIN( PTR_DIFF( end_acl, pacl ), sizeof(fstring)-1)] = '\0';
-
+
if ( !parse_ace( &ace[i], acl_string ) )
return NULL;
pacl = end_acl;
pacl++;
}
-
- if ( !(acl = make_sec_acl( mem_ctx, NT4_ACL_REVISION, num_ace, ace )) )
+
+ if ( !(theacl = make_sec_acl( mem_ctx, NT4_ACL_REVISION, num_ace, ace )) )
return NULL;
-
- sd = make_sec_desc( mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE,
- NULL, NULL, NULL, acl, sd_size);
+
+ sd = make_sec_desc( mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE,
+ NULL, NULL, NULL, theacl, sd_size);
return sd;
}
-/* add an ACE to a list of ACEs in a SEC_ACL */
-static bool add_ace(TALLOC_CTX *mem_ctx, SEC_ACL **the_acl, SEC_ACE *ace)
+/* add an ACE to a list of ACEs in a struct security_acl */
+static bool add_ace(TALLOC_CTX *mem_ctx, struct security_acl **the_acl, struct security_ace *ace)
{
- SEC_ACL *new_ace;
- SEC_ACE *aces;
+ struct security_acl *new_ace;
+ struct security_ace *aces;
if (! *the_acl) {
return (((*the_acl) = make_sec_acl(mem_ctx, 3, 1, ace)) != NULL);
}
- if (!(aces = SMB_CALLOC_ARRAY(SEC_ACE, 1+(*the_acl)->num_aces))) {
+ if (!(aces = SMB_CALLOC_ARRAY(struct security_ace, 1+(*the_acl)->num_aces))) {
return False;
}
- memcpy(aces, (*the_acl)->aces, (*the_acl)->num_aces * sizeof(SEC_ACE));
- memcpy(aces+(*the_acl)->num_aces, ace, sizeof(SEC_ACE));
+ memcpy(aces, (*the_acl)->aces, (*the_acl)->num_aces * sizeof(struct
+ security_ace));
+ memcpy(aces+(*the_acl)->num_aces, ace, sizeof(struct security_ace));
new_ace = make_sec_acl(mem_ctx,(*the_acl)->revision,1+(*the_acl)->num_aces, aces);
SAFE_FREE(aces);
(*the_acl) = new_ace;
computer running Windows NT 5.0" if denied ACEs do not appear before
allowed ACEs. */
-static int ace_compare(SEC_ACE *ace1, SEC_ACE *ace2)
+static int ace_compare(struct security_ace *ace1, struct security_ace *ace2)
{
- if (sec_ace_equal(ace1, ace2))
+ if (sec_ace_equal(ace1, ace2))
return 0;
- if (ace1->type != ace2->type)
+ if (ace1->type != ace2->type)
return ace2->type - ace1->type;
- if (sid_compare(&ace1->trustee, &ace2->trustee))
+ if (sid_compare(&ace1->trustee, &ace2->trustee))
return sid_compare(&ace1->trustee, &ace2->trustee);
- if (ace1->flags != ace2->flags)
+ if (ace1->flags != ace2->flags)
return ace1->flags - ace2->flags;
- if (ace1->access_mask != ace2->access_mask)
+ if (ace1->access_mask != ace2->access_mask)
return ace1->access_mask - ace2->access_mask;
- if (ace1->size != ace2->size)
+ if (ace1->size != ace2->size)
return ace1->size - ace2->size;
- return memcmp(ace1, ace2, sizeof(SEC_ACE));
+ return memcmp(ace1, ace2, sizeof(struct security_ace));
}
-static void sort_acl(SEC_ACL *the_acl)
+static void sort_acl(struct security_acl *the_acl)
{
uint32 i;
if (!the_acl) return;
- qsort(the_acl->aces, the_acl->num_aces, sizeof(the_acl->aces[0]), QSORT_CAST ace_compare);
+ TYPESAFE_QSORT(the_acl->aces, the_acl->num_aces, ace_compare);
for (i=1;i<the_acl->num_aces;) {
if (sec_ace_equal(&the_acl->aces[i-1], &the_acl->aces[i])) {
static int change_share_sec(TALLOC_CTX *mem_ctx, const char *sharename, char *the_acl, enum acl_mode mode)
{
- SEC_DESC *sd = NULL;
- SEC_DESC *old = NULL;
+ struct security_descriptor *sd = NULL;
+ struct security_descriptor *old = NULL;
size_t sd_size = 0;
uint32 i, j;
-
- if (mode != SMB_ACL_SET) {
+
+ if (mode != SMB_ACL_SET && mode != SMB_SD_DELETE) {
if (!(old = get_share_security( mem_ctx, sharename, &sd_size )) ) {
- fprintf(stderr, "Unable to retrieve permissions for share [%s]\n", sharename);
+ fprintf(stderr, "Unable to retrieve permissions for share "
+ "[%s]\n", sharename);
return -1;
}
}
- if ( (mode != SMB_ACL_VIEW) && !(sd = parse_acl_string(mem_ctx, the_acl, &sd_size )) ) {
+ if ( (mode != SMB_ACL_VIEW && mode != SMB_SD_DELETE) &&
+ !(sd = parse_acl_string(mem_ctx, the_acl, &sd_size )) ) {
fprintf( stderr, "Failed to parse acl\n");
return -1;
}
-
+
switch (mode) {
case SMB_ACL_VIEW:
sec_desc_print( stdout, old);
printf(" not found\n");
}
}
-
break;
case SMB_ACL_MODIFY:
for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
case SMB_ACL_SET:
old = sd;
break;
+ case SMB_SD_DELETE:
+ if (!delete_share_security(sharename)) {
+ fprintf( stderr, "Failed to delete security descriptor for "
+ "share [%s]\n", sharename );
+ return -1;
+ }
+ return 0;
}
/* Denied ACE entries must come before allowed ones */
bool initialize_sid = False;
struct poptOption long_options[] = {
POPT_AUTOHELP
- { "remove", 'r', POPT_ARG_STRING, &the_acl, 'r', "Delete an ACE", "ACL" },
- { "modify", 'm', POPT_ARG_STRING, &the_acl, 'm', "Modify an acl", "ACL" },
- { "add", 'a', POPT_ARG_STRING, &the_acl, 'a', "Add an ACE", "ACL" },
- { "replace", 'R', POPT_ARG_STRING, &the_acl, 'R', "Set share mission ACL", "ACLS" },
+ { "remove", 'r', POPT_ARG_STRING, &the_acl, 'r', "Remove ACEs", "ACL" },
+ { "modify", 'm', POPT_ARG_STRING, &the_acl, 'm', "Modify existing ACEs", "ACL" },
+ { "add", 'a', POPT_ARG_STRING, &the_acl, 'a', "Add ACEs", "ACL" },
+ { "replace", 'R', POPT_ARG_STRING, &the_acl, 'R', "Overwrite share permission ACL", "ACLS" },
+ { "delete", 'D', POPT_ARG_NONE, NULL, 'D', "Delete the entire security descriptor" },
{ "view", 'v', POPT_ARG_NONE, NULL, 'v', "View current share permissions" },
{ "machine-sid", 'M', POPT_ARG_NONE, NULL, 'M', "Initialize the machine SID" },
{ "force", 'F', POPT_ARG_NONE, NULL, 'F', "Force storing the ACL", "ACLS" },
x_setbuf( x_stderr, NULL );
pc = poptGetContext("sharesec", argc, argv, long_options, 0);
-
+
poptSetOtherOptionHelp(pc, "sharename\n");
while ((opt = poptGetNextOpt(pc)) != -1) {
the_acl = smb_xstrdup(poptGetOptArg(pc));
mode = SMB_ACL_ADD;
break;
+
case 'R':
the_acl = smb_xstrdup(poptGetOptArg(pc));
mode = SMB_ACL_SET;
break;
+ case 'D':
+ mode = SMB_SD_DELETE;
+ break;
+
case 'v':
mode = SMB_ACL_VIEW;
break;
case 'F':
force_acl = True;
break;
-
+
case 'M':
initialize_sid = True;
break;
}
}
-
+
setlinebuf(stdout);
load_case_tables();
lp_load( get_dyn_CONFIGFILE(), False, False, False, True );
/* check for initializing secrets.tdb first */
-
+
if ( initialize_sid ) {
DOM_SID *sid = get_global_sam_sid();
-
+
if ( !sid ) {
fprintf( stderr, "Failed to retrieve Machine SID!\n");
return 3;
}
-
+
printf ("%s\n", sid_string_tos( sid ) );
return 0;
}
/* get the sharename */
- if(!poptPeekArg(pc)) {
- poptPrintUsage(pc, stderr, 0);
+ if(!poptPeekArg(pc)) {
+ poptPrintUsage(pc, stderr, 0);
return -1;
}
-
+
fstrcpy(sharename, poptGetArg(pc));
-
+
snum = lp_servicenumber( sharename );
-
+
if ( snum == -1 && !force_acl ) {
fprintf( stderr, "Invalid sharename: %s\n", sharename);
return -1;
}
-
+
retval = change_share_sec(ctx, sharename, the_acl, mode);
-
+
talloc_destroy(ctx);
return retval;