Attachment 16379 Details for Bug 14601 – git-am fix for 4.13.next.

[patch] git-am fix for 4.13.next.

bug-14601-4.13 (text/plain), 8.32 KB, created by Jeremy Allison on 2021-01-07 20:56:05 UTC

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Creator: Jeremy Allison

Created: 2021-01-07 20:56:05 UTC

Size: 8.32 KB

patch

obsolete

>From f8c42cfd8caf964d651a0db9ee776a4376457e71 Mon Sep 17 00:00:00 2001
>From: Andreas Schneider <asn@samba.org>
>Date: Mon, 21 Dec 2020 10:35:51 +0100
>Subject: [PATCH 1/2] lib:util: Add directory_create_or_exists_recursive()
>
>BUG: https://bugzilla.samba.org/show_bug.cgi?id=14601
>
>Signed-off-by: Andreas Schneider <asn@samba.org>
>Reviewed-by: Jeremy Allison <jra@samba.org>
>
>from commit bf7b165877bdfd07eb84ecafdc87bd7a6d945f09)
>---
> lib/util/samba_util.h      |  14 +++++
> lib/util/tests/test_util.c | 118 ++++++++++++++++++++++++++++++++++---
> lib/util/util.c            |  40 +++++++++++++
> 3 files changed, 165 insertions(+), 7 deletions(-)
>
>diff --git a/lib/util/samba_util.h b/lib/util/samba_util.h
>index 5a81baa80b6..e788beac950 100644
>--- a/lib/util/samba_util.h
>+++ b/lib/util/samba_util.h
>@@ -478,6 +478,20 @@ _PUBLIC_ bool file_check_permissions(const char *fname,
>  */
> _PUBLIC_ bool directory_create_or_exist(const char *dname, mode_t dir_perms);
> 
>+/**
>+ * @brief Try to create a specified directory and the parent directory if they
>+ *        don't exist.
>+ *
>+ * @param[in]  dname     The directory path to create.
>+ *
>+ * @param[in]  dir_perms The permission of the directories.
>+ *
>+ * @return true on success, false otherwise.
>+ */
>+_PUBLIC_ bool directory_create_or_exists_recursive(
>+		const char *dname,
>+		mode_t dir_perms);
>+
> _PUBLIC_ bool directory_create_or_exist_strict(const char *dname,
> 					       uid_t uid,
> 					       mode_t dir_perms);
>diff --git a/lib/util/tests/test_util.c b/lib/util/tests/test_util.c
>index eebba39e70c..a893e6175c2 100644
>--- a/lib/util/tests/test_util.c
>+++ b/lib/util/tests/test_util.c
>@@ -4,6 +4,7 @@
>  *  Unit test for util.c
>  *
>  *  Copyright (C) Christof Schmitt 2020
>+ *  Copyright (C) Andreas Schneider 2020
>  *
>  *  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
>@@ -19,13 +20,22 @@
>  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
>  */
> 
>-#include "lib/util/util.c"
>+#include <stdarg.h>
>+#include <stddef.h>
>+#include <stdint.h>
>+#include <setjmp.h>
> #include <cmocka.h>
> 
>+#include "lib/replace/replace.h"
>+#include "system/dir.h"
>+
>+#include "lib/util/util.c"
>+
> struct test_paths {
> 	char testdir[PATH_MAX];
> 	char none[PATH_MAX];
> 	char dir[PATH_MAX];
>+	char dir_recursive[PATH_MAX];
> 	mode_t dir_mode;
> 	char file[PATH_MAX];
> 	mode_t file_mode;
>@@ -59,6 +69,12 @@ static int group_setup(void **state)
> 	ret = mkdir(paths->dir, paths->dir_mode);
> 	assert_return_code(ret, errno);
> 
>+	strlcpy(paths->dir_recursive, testdir, sizeof(paths->dir));
>+	strlcat(paths->dir_recursive, "/dir_recursive", sizeof(paths->dir));
>+	paths->dir_mode = 0750;
>+	ret = mkdir(paths->dir_recursive, paths->dir_mode);
>+	assert_return_code(ret, errno);
>+
> 	strlcpy(paths->file, testdir, sizeof(paths->file));
> 	strlcat(paths->file, "/file", sizeof(paths->file));
> 	paths->file_mode = 0640;
>@@ -89,16 +105,79 @@ static int group_setup(void **state)
> 	return 0;
> }
> 
>+static int torture_rmdirs(const char *path)
>+{
>+	DIR *d;
>+	struct dirent *dp;
>+	struct stat sb;
>+	char *fname;
>+
>+	if ((d = opendir(path)) != NULL) {
>+		while(stat(path, &sb) == 0) {
>+			/* if we can remove the directory we're done */
>+			if (rmdir(path) == 0) {
>+				break;
>+			}
>+			switch (errno) {
>+				case ENOTEMPTY:
>+				case EEXIST:
>+				case EBADF:
>+					break; /* continue */
>+				default:
>+					closedir(d);
>+					return 0;
>+			}
>+
>+			while ((dp = readdir(d)) != NULL) {
>+				size_t len;
>+				/* skip '.' and '..' */
>+				if (dp->d_name[0] == '.' &&
>+						(dp->d_name[1] == '\0' ||
>+						 (dp->d_name[1] == '.' && dp->d_name[2] == '\0'))) {
>+					continue;
>+				}
>+
>+				len = strlen(path) + strlen(dp->d_name) + 2;
>+				fname = malloc(len);
>+				if (fname == NULL) {
>+					closedir(d);
>+					return -1;
>+				}
>+				snprintf(fname, len, "%s/%s", path, dp->d_name);
>+
>+				/* stat the file */
>+				if (lstat(fname, &sb) != -1) {
>+					if (S_ISDIR(sb.st_mode) && !S_ISLNK(sb.st_mode)) {
>+						if (rmdir(fname) < 0) { /* can't be deleted */
>+							if (errno == EACCES) {
>+								closedir(d);
>+								SAFE_FREE(fname);
>+								return -1;
>+							}
>+							torture_rmdirs(fname);
>+						}
>+					} else {
>+						unlink(fname);
>+					}
>+				} /* lstat */
>+				SAFE_FREE(fname);
>+			} /* readdir */
>+
>+			rewinddir(d);
>+		}
>+	} else {
>+		return -1;
>+	}
>+
>+	closedir(d);
>+	return 0;
>+}
>+
> static int group_teardown(void **state)
> {
> 	struct test_paths *paths = *state;
> 	int ret;
> 
>-	return 0;
>-
>-	ret = rmdir(paths->dir);
>-	assert_return_code(ret, errno);
>-
> 	ret = unlink(paths->file);
> 	assert_return_code(ret, errno);
> 
>@@ -111,7 +190,7 @@ static int group_teardown(void **state)
> 	ret = unlink(paths->symlink_file);
> 	assert_return_code(ret, errno);
> 
>-	ret = unlink(paths->testdir);
>+	ret = torture_rmdirs(paths->testdir);
> 	assert_return_code(ret, errno);
> 
> 	free(paths);
>@@ -217,6 +296,30 @@ static void test_directory_create_or_exists_symlink_file(void **state)
> 	assert_true(S_ISLNK(sbuf.st_mode));
> }
> 
>+static void test_directory_create_or_exists_recursive(void **state)
>+{
>+	struct test_paths *paths = *state;
>+	char recursive_testdir[PATH_MAX] = {0};
>+	struct stat sbuf = {0};
>+	bool ok;
>+	int ret;
>+
>+	ret = snprintf(recursive_testdir,
>+		       sizeof(recursive_testdir),
>+		       "%s/wurst/brot",
>+		       paths->dir_recursive);
>+	assert_int_not_equal(ret, -1);
>+
>+	ok = directory_create_or_exists_recursive(recursive_testdir,
>+						  0700);
>+	assert_true(ok);
>+
>+	ret = lstat(recursive_testdir, &sbuf);
>+	assert_return_code(ret, errno);
>+	assert_int_equal(sbuf.st_mode & 0777, 0700);
>+	assert_true(S_ISDIR(sbuf.st_mode));
>+}
>+
> int main(int argc, char **argv)
> {
> 	const struct CMUnitTest tests[] = {
>@@ -226,6 +329,7 @@ int main(int argc, char **argv)
> 		cmocka_unit_test(test_directory_create_or_exists_symlink_none),
> 		cmocka_unit_test(test_directory_create_or_exists_symlink_dir),
> 		cmocka_unit_test(test_directory_create_or_exists_symlink_file),
>+		cmocka_unit_test(test_directory_create_or_exists_recursive),
> 	};
> 
> 	cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
>diff --git a/lib/util/util.c b/lib/util/util.c
>index 59dc7bd6b71..ac1aefa347b 100644
>--- a/lib/util/util.c
>+++ b/lib/util/util.c
>@@ -35,6 +35,7 @@
> #include "debug.h"
> #include "samba_util.h"
> #include "lib/util/select.h"
>+#include <libgen.h>
> 
> #ifdef HAVE_SYS_PRCTL_H
> #include <sys/prctl.h>
>@@ -398,6 +399,45 @@ _PUBLIC_ bool directory_create_or_exist(const char *dname,
> 	return true;
> }
> 
>+_PUBLIC_ bool directory_create_or_exists_recursive(
>+		const char *dname,
>+		mode_t dir_perms)
>+{
>+	bool ok;
>+
>+	ok = directory_create_or_exist(dname, dir_perms);
>+	if (!ok) {
>+		if (!directory_exist(dname)) {
>+			char tmp[PATH_MAX] = {0};
>+			char *parent = NULL;
>+			size_t n;
>+
>+			/* Use the null context */
>+			n = strlcpy(tmp, dname, sizeof(tmp));
>+			if (n < strlen(dname)) {
>+				DBG_ERR("Path too long!\n");
>+				return false;
>+			}
>+
>+			parent = dirname(tmp);
>+			if (parent == NULL) {
>+				DBG_ERR("Failed to create dirname!\n");
>+				return false;
>+			}
>+
>+			ok = directory_create_or_exists_recursive(parent,
>+								  dir_perms);
>+			if (!ok) {
>+				return false;
>+			}
>+
>+			ok = directory_create_or_exist(dname, dir_perms);
>+		}
>+	}
>+
>+	return ok;
>+}
>+
> /**
>  * @brief Try to create a specified directory if it doesn't exist.
>  *
>-- 
>2.27.0
>
>
>From 083c83e1cdb1c222110a376843cc22ead986730c Mon Sep 17 00:00:00 2001
>From: Andreas Schneider <asn@samba.org>
>Date: Mon, 21 Dec 2020 10:36:46 +0100
>Subject: [PATCH 2/2] s3:lib: Create the cache path of user gencache
> recursively
>
>BUG: https://bugzilla.samba.org/show_bug.cgi?id=14601
>
>Signed-off-by: Andreas Schneider <asn@samba.org>
>Reviewed-by: Jeremy Allison <jra@samba.org>
>
>Autobuild-User(master): Jeremy Allison <jra@samba.org>
>Autobuild-Date(master): Wed Jan  6 23:59:58 UTC 2021 on sn-devel-184
>
>(cherry picked from commit 38c989fab78c3baade3e441829b7becf6b25ef3f)
>---
> source3/lib/gencache.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/source3/lib/gencache.c b/source3/lib/gencache.c
>index 896bf50cbd7..07a08fa8268 100644
>--- a/source3/lib/gencache.c
>+++ b/source3/lib/gencache.c
>@@ -124,7 +124,7 @@ static bool gencache_init(void)
> 			return false;
> 		}
> 
>-		ok = directory_create_or_exist(cache_dname, 0700);
>+		ok = directory_create_or_exists_recursive(cache_dname, 0700);
> 		if (!ok) {
> 			DBG_ERR("Failed to create directory: %s - %s\n",
> 				cache_dname, strerror(errno));
>-- 
>2.27.0
>

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Attachments on bug 14601: 16379 | 16380