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Date:      Thu, 9 Jan 2020 01:14:26 +0000 (UTC)
From:      Bryan Drewery <bdrewery@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org
Subject:   svn commit: r356532 - in stable/12: contrib/mtree contrib/netbsd-tests/usr.sbin/mtree usr.sbin/fmtree
Message-ID:  <202001090114.0091EQ8f056920@repo.freebsd.org>
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Author: bdrewery
Date: Thu Jan  9 01:14:26 2020
New Revision: 356532
URL: https://svnweb.freebsd.org/changeset/base/356532

Log:
  MFC r352261,r352262,r352265:
  
    r352261:
      mtree: Fix -f -f not considering type changes.
    r352262:
      mtree -c: Fix username logic when getlogin(3) fails.
    r352265:
      mtree -O: Fix not descending on hash collisions
  
  Relnotes:	yes

Modified:
  stable/12/contrib/mtree/create.c
  stable/12/contrib/mtree/only.c
  stable/12/contrib/mtree/specspec.c
  stable/12/contrib/netbsd-tests/usr.sbin/mtree/t_mtree.sh
  stable/12/usr.sbin/fmtree/specspec.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/contrib/mtree/create.c
==============================================================================
--- stable/12/contrib/mtree/create.c	Thu Jan  9 00:39:35 2020	(r356531)
+++ stable/12/contrib/mtree/create.c	Thu Jan  9 01:14:26 2020	(r356532)
@@ -117,7 +117,7 @@ cwalk(FILE *fp)
 	host[sizeof(host) - 1] = '\0';
 	if ((user = getlogin()) == NULL) {
 		struct passwd *pw;
-		user = (pw = getpwuid(getuid())) == NULL ? pw->pw_name :
+		user = (pw = getpwuid(getuid())) != NULL ? pw->pw_name :
 		    "<unknown>";
 	}
 

Modified: stable/12/contrib/mtree/only.c
==============================================================================
--- stable/12/contrib/mtree/only.c	Thu Jan  9 00:39:35 2020	(r356531)
+++ stable/12/contrib/mtree/only.c	Thu Jan  9 01:14:26 2020	(r356532)
@@ -1,4 +1,4 @@
-/*	$NetBSD: only.c,v 1.2 2013/02/05 00:59:03 christos Exp $	*/
+/*	$NetBSD: only.c,v 1.3 2017/09/07 04:04:13 nakayama Exp $	*/
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -38,7 +38,7 @@
 #include <sys/cdefs.h>
 
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: only.c,v 1.2 2013/02/05 00:59:03 christos Exp $");
+__RCSID("$NetBSD: only.c,v 1.3 2017/09/07 04:04:13 nakayama Exp $");
 #endif
 
 #include <sys/param.h>
@@ -89,11 +89,14 @@ static void
 hash_insert(char *str, uint32_t h)
 {
 	struct hentry *e;
+	char *x;
 
 	if ((e = malloc(sizeof(*e))) == NULL)
 		mtree_err("memory allocation error");
+	if ((x = strdup(str)) == NULL)
+		mtree_err("memory allocation error");
 
-	e->str = str;
+	e->str = x;
 	e->hash = h;
 	e->next = table[h];
 	table[h] = e;
@@ -110,10 +113,7 @@ fill(char *str)
 
 	*ptr = '\0';
 	if (!hash_find(str, &h)) {
-		char *x = strdup(str);
-		if (x == NULL)
-			mtree_err("memory allocation error");
-		hash_insert(x, h);
+		hash_insert(str, h);
 		fill(str);
 	}
 	*ptr = '/';
@@ -135,6 +135,7 @@ load_only(const char *fname)
 			err(1, "Duplicate entry %s", line);
 		hash_insert(line, h);
 		fill(line);
+		free(line);
 	}
 
 	fclose(fp);

Modified: stable/12/contrib/mtree/specspec.c
==============================================================================
--- stable/12/contrib/mtree/specspec.c	Thu Jan  9 00:39:35 2020	(r356531)
+++ stable/12/contrib/mtree/specspec.c	Thu Jan  9 01:14:26 2020	(r356532)
@@ -145,7 +145,7 @@ compare_nodes(NODE *n1, NODE *n2, char const *path)
 		return (1);
 	}
 	if (n1->type != n2->type) {
-		differs = 0;
+		differs = F_TYPE;
 		mismatch(n1, n2, differs, path);
 		return (1);
 	}

Modified: stable/12/contrib/netbsd-tests/usr.sbin/mtree/t_mtree.sh
==============================================================================
--- stable/12/contrib/netbsd-tests/usr.sbin/mtree/t_mtree.sh	Thu Jan  9 00:39:35 2020	(r356531)
+++ stable/12/contrib/netbsd-tests/usr.sbin/mtree/t_mtree.sh	Thu Jan  9 01:14:26 2020	(r356532)
@@ -411,7 +411,42 @@ netbsd6_nonemptydir_body() 
 	FLAVOR=netbsd6 nonemptydir_body
 }
 
+atf_test_case mtree_specspec_type
+mtree_specspec_type_head()
+{
+	atf_set "descr" "Test that spec comparisons detect type changes"
+}
 
+mtree_specspec_type_body()
+{
+	mkdir testdir
+
+	touch testdir/bar
+	mtree -c -p testdir > mtree1.spec
+
+	if [ ! -f mtree1.spec ]; then
+		atf_fail "mtree failed"
+	fi
+
+	rm -f testdir/bar
+	ln -s foo testdir/bar
+	# uid change is expected to be ignored as done in -C
+	chown -h operator testdir/bar
+	mtree -c -p testdir > mtree2.spec
+
+	if [ ! -f mtree2.spec ]; then
+		atf_fail "mtree failed"
+	fi
+
+	atf_check -s ignore -o save:output \
+	    -x "mtree -f mtree1.spec -f mtree2.spec"
+
+	if ! cut -f 3 output | egrep -q "bar file" || \
+	    ! cut -f 3 output | egrep -q "bar link"; then
+		atf_fail "mtree did not detect type change"
+	fi
+}
+
 atf_init_test_cases()
 {
 	atf_add_test_case mtree_create
@@ -423,6 +458,7 @@ atf_init_test_cases()
 	atf_add_test_case mtree_ignore
 	atf_add_test_case mtree_merge
 	atf_add_test_case mtree_nonemptydir
+	atf_add_test_case mtree_specspec_type
 
 	atf_add_test_case netbsd6_create
 	atf_add_test_case netbsd6_check

Modified: stable/12/usr.sbin/fmtree/specspec.c
==============================================================================
--- stable/12/usr.sbin/fmtree/specspec.c	Thu Jan  9 00:39:35 2020	(r356531)
+++ stable/12/usr.sbin/fmtree/specspec.c	Thu Jan  9 01:14:26 2020	(r356532)
@@ -132,7 +132,7 @@ compare_nodes(NODE *n1, NODE *n2, char const *path)
 		return (1);
 	}
 	if (n1->type != n2->type) {
-		differs = 0;
+		differs = F_TYPE;
 		mismatch(n1, n2, differs, path);
 		return (1);
 	}

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