[SCM] Samba Shared Repository - branch master updated - 9a90e4cecb2ab4afe54d2354fb9b6e985eeb245f

Steven Danneman sdanneman at samba.org
Mon Dec 29 02:11:49 GMT 2008


The branch, master has been updated
       via  9a90e4cecb2ab4afe54d2354fb9b6e985eeb245f (commit)
       via  fd84ef938b02b43ed2ce41f1fdb195ed6beff0d9 (commit)
       via  9affa82ac29a0cc03049c5440370564680cd66b2 (commit)
       via  8f84d42f72896170332ade0876fdc9d99350e9f0 (commit)
       via  04959a00e40405a00a80d4188d2313edeee72aa0 (commit)
      from  f308c2f9da7e9901aacb10a8bb19074fcadb056b (commit)

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=master


- Log -----------------------------------------------------------------
commit 9a90e4cecb2ab4afe54d2354fb9b6e985eeb245f
Author: Steven Danneman <steven.danneman at isilon.com>
Date:   Sun Dec 28 17:22:28 2008 -0800

    Add -D option to sharesec util to delete the entire security descriptor.
    
    * also modified --usage descriptions to be more accurate

commit fd84ef938b02b43ed2ce41f1fdb195ed6beff0d9
Author: Steven Danneman <steven.danneman at isilon.com>
Date:   Sun Dec 28 17:21:36 2008 -0800

    Change error messages in sharesec util to go to stderr instead of stdout

commit 9affa82ac29a0cc03049c5440370564680cd66b2
Author: Steven Danneman <steven.danneman at isilon.com>
Date:   Sun Dec 28 17:16:28 2008 -0800

    Make sure share_info.tdb is open before attempting to delete an entry

commit 8f84d42f72896170332ade0876fdc9d99350e9f0
Author: Steven Danneman <steven.danneman at isilon.com>
Date:   Fri Dec 26 12:41:29 2008 -0800

    Make sharesec utility part of the default binary install.

commit 04959a00e40405a00a80d4188d2313edeee72aa0
Author: Steven Danneman <steven.danneman at isilon.com>
Date:   Wed Dec 24 17:03:22 2008 -0800

    Cleaned up whitespace issues in sharesec.c

-----------------------------------------------------------------------

Summary of changes:
 source3/Makefile.in      |    4 +-
 source3/lib/sharesec.c   |    8 ++-
 source3/utils/sharesec.c |  125 ++++++++++++++++++++++++++-------------------
 3 files changed, 80 insertions(+), 57 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source3/Makefile.in b/source3/Makefile.in
index f139d73..49f576f 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -192,7 +192,7 @@ BIN_PROGS2 = bin/smbcontrol at EXEEXT@ bin/smbtree at EXEEXT@ bin/tdbbackup at EXEEXT@ \
 	bin/nmblookup at EXEEXT@ bin/pdbedit at EXEEXT@ bin/tdbdump at EXEEXT@ \
 	bin/tdbtool at EXEEXT@
 BIN_PROGS3 = bin/smbpasswd at EXEEXT@ bin/rpcclient at EXEEXT@ bin/smbcacls at EXEEXT@ \
-	bin/profiles at EXEEXT@ bin/ntlm_auth at EXEEXT@ \
+	bin/profiles at EXEEXT@ bin/ntlm_auth at EXEEXT@ bin/sharesec at EXEEXT@ \
 	bin/smbcquotas at EXEEXT@ bin/eventlogadm at EXEEXT@
 BIN_PROGS4 = bin/ldbedit at EXEEXT@ bin/ldbsearch at EXEEXT@ bin/ldbadd at EXEEXT@ \
 	bin/ldbdel at EXEEXT@ bin/ldbmodify at EXEEXT@
@@ -209,7 +209,7 @@ BIN_PROGS = @EXTRA_BIN_PROGS@ \
 
 EVERYTHING_PROGS = bin/debug2html at EXEEXT@ bin/smbfilter at EXEEXT@ \
 	bin/talloctort at EXEEXT@ bin/replacetort at EXEEXT@ \
-	bin/log2pcap at EXEEXT@ bin/sharesec at EXEEXT@ \
+	bin/log2pcap at EXEEXT@ \
 	bin/vlp at EXEEXT@ bin/smbiconv at EXEEXT@
 
 PAM_MODULES = @PAM_MODULES@
diff --git a/source3/lib/sharesec.c b/source3/lib/sharesec.c
index 8ea63a5..3866ff0 100644
--- a/source3/lib/sharesec.c
+++ b/source3/lib/sharesec.c
@@ -41,7 +41,7 @@ static bool share_info_db_init(void)
 {
 	const char *vstring = "INFO/version";
 	int32 vers_id;
- 
+
 	if (share_db != NULL) {
 		return True;
 	}
@@ -53,7 +53,7 @@ static bool share_info_db_init(void)
 			state_path("share_info.tdb"), strerror(errno) ));
 		return False;
 	}
- 
+
 	vers_id = dbwrap_fetch_int32(share_db, vstring);
 	if (vers_id == SHARE_DATABASE_VERSION_V2) {
 		return true;
@@ -252,6 +252,10 @@ bool delete_share_security(const char *servicename)
 	char *key;
 	NTSTATUS status;
 
+	if (!share_info_db_init()) {
+		return False;
+	}
+
 	if (!(key = talloc_asprintf(talloc_tos(), "SECDESC/%s",
 				    servicename))) {
 		return False;
diff --git a/source3/utils/sharesec.c b/source3/utils/sharesec.c
index 3ad949a..ae2a9ad 100644
--- a/source3/utils/sharesec.c
+++ b/source3/utils/sharesec.c
@@ -26,7 +26,12 @@
 
 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;
@@ -45,7 +50,8 @@ static const struct perm_value special_values[] = {
 	{ 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 },
@@ -115,7 +121,7 @@ static void print_ace(FILE *f, SEC_ACE *ace)
 }
 
 /********************************************************************
- 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)
@@ -137,11 +143,10 @@ static void sec_desc_print(FILE *f, SEC_DESC *sd)
 		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)
@@ -166,7 +171,7 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 	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;
@@ -183,7 +188,7 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 	/* 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);
@@ -192,7 +197,7 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 
 	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);
@@ -204,8 +209,8 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 	} 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;
@@ -216,7 +221,7 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 
 	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);
@@ -224,7 +229,7 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 	}
 
 	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);
@@ -233,7 +238,7 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_str)
 
 	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);
@@ -262,11 +267,11 @@ static bool parse_ace(SEC_ACE *ace, const char *orig_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++;
 	}
@@ -297,34 +302,34 @@ static SEC_DESC* parse_acl_string(TALLOC_CTX *mem_ctx, const char *szACL, size_t
 	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, SEC_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 )) )
 		return NULL;
-		
-	sd = make_sec_desc( mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, 
+
+	sd = make_sec_desc( mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE,
 		NULL, NULL, NULL, acl, sd_size);
 
 	return sd;
@@ -357,22 +362,22 @@ static bool add_ace(TALLOC_CTX *mem_ctx, SEC_ACL **the_acl, SEC_ACE *ace)
 
 static int ace_compare(SEC_ACE *ace1, SEC_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));
@@ -405,19 +410,21 @@ static int change_share_sec(TALLOC_CTX *mem_ctx, const char *sharename, char *th
 	SEC_DESC *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);
@@ -444,7 +451,6 @@ static int change_share_sec(TALLOC_CTX *mem_ctx, const char *sharename, char *th
 		printf(" not found\n");
 		}
 	    }
-
 	    break;
 	case SMB_ACL_MODIFY:
 	    for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
@@ -480,6 +486,13 @@ static int change_share_sec(TALLOC_CTX *mem_ctx, const char *sharename, char *th
 	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 */
@@ -509,10 +522,11 @@ int main(int argc, const char *argv[])
 	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" },
@@ -532,7 +546,7 @@ int main(int argc, const char *argv[])
 	x_setbuf( x_stderr, NULL );
 
 	pc = poptGetContext("sharesec", argc, argv, long_options, 0);
-	
+
 	poptSetOtherOptionHelp(pc, "sharename\n");
 
 	while ((opt = poptGetNextOpt(pc)) != -1) {
@@ -551,11 +565,16 @@ int main(int argc, const char *argv[])
 			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;
@@ -563,13 +582,13 @@ int main(int argc, const char *argv[])
 		case 'F':
 			force_acl = True;
 			break;
-			
+
 		case 'M':
 			initialize_sid = True;
 			break;
 		}
 	}
-	
+
 	setlinebuf(stdout);
 
 	load_case_tables();
@@ -577,15 +596,15 @@ int main(int argc, const char *argv[])
 	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;
 	}
@@ -597,22 +616,22 @@ int main(int argc, const char *argv[])
 
 	/* 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;


-- 
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