static void assert_hooks_match(
const char *template_dir,
const char *repo_dir,
const char *hook_path,
bool core_filemode)
{
git_buf expected = GIT_BUF_INIT;
git_buf actual = GIT_BUF_INIT;
struct stat expected_st, st;
cl_git_pass(git_buf_joinpath(&expected, template_dir, hook_path));
cl_git_pass(git_path_lstat(expected.ptr, &expected_st));
cl_git_pass(git_buf_joinpath(&actual, repo_dir, hook_path));
cl_git_pass(git_path_lstat(actual.ptr, &st));
cl_assert(expected_st.st_size == st.st_size);
if (GIT_MODE_TYPE(expected_st.st_mode) != GIT_FILEMODE_LINK) {
mode_t expected_mode =
GIT_MODE_TYPE(expected_st.st_mode) |
(GIT_PERMS_FOR_WRITE(expected_st.st_mode) & ~g_umask);
if (!core_filemode) {
CLEAR_FOR_CORE_FILEMODE(expected_mode);
CLEAR_FOR_CORE_FILEMODE(st.st_mode);
}
cl_assert_equal_i_fmt(expected_mode, st.st_mode, "%07o");
}
git_buf_free(&expected);
git_buf_free(&actual);
}
static void assert_mode_seems_okay(
const char *base, const char *path,
git_filemode_t expect_mode, bool expect_setgid, bool core_filemode)
{
git_buf full = GIT_BUF_INIT;
struct stat st;
cl_git_pass(git_buf_joinpath(&full, base, path));
cl_git_pass(git_path_lstat(full.ptr, &st));
git_buf_free(&full);
if (!core_filemode) {
CLEAR_FOR_CORE_FILEMODE(expect_mode);
CLEAR_FOR_CORE_FILEMODE(st.st_mode);
expect_setgid = false;
}
if (S_ISGID != 0)
cl_assert_equal_b(expect_setgid, (st.st_mode & S_ISGID) != 0);
cl_assert_equal_b(
GIT_PERMS_IS_EXEC(expect_mode), GIT_PERMS_IS_EXEC(st.st_mode));
cl_assert_equal_i_fmt(
GIT_MODE_TYPE(expect_mode), GIT_MODE_TYPE(st.st_mode), "%07o");
}
git_vector_foreach(contents, i, ps) {
/* skip if before start_stat or after end_stat */
cmp_len = min(start_len, ps->path_len);
if (cmp_len && strncomp(ps->path, start_stat, cmp_len) < 0)
continue;
cmp_len = min(end_len, ps->path_len);
if (cmp_len && strncomp(ps->path, end_stat, cmp_len) > 0)
continue;
git_buf_truncate(&full, prefix_len);
if ((error = git_buf_joinpath(&full, full.ptr, ps->path)) < 0 ||
(error = git_path_lstat(full.ptr, &ps->st)) < 0) {
if (error == GIT_ENOTFOUND) {
giterr_clear();
error = 0;
git_vector_remove(contents, i--);
continue;
}
break;
}
if (S_ISDIR(ps->st.st_mode)) {
ps->path[ps->path_len++] = '/';
ps->path[ps->path_len] = '\0';
}
}
git_vector_foreach(contents, i, ps) {
/* skip if before start_stat or after end_stat */
cmp_len = min(start_len, ps->path_len);
if (cmp_len && strncomp(ps->path, start_stat, cmp_len) < 0)
continue;
cmp_len = min(end_len, ps->path_len);
if (cmp_len && strncomp(ps->path, end_stat, cmp_len) > 0)
continue;
git_buf_truncate(&full, prefix_len);
if ((error = git_buf_joinpath(&full, full.ptr, ps->path)) < 0 ||
(error = git_path_lstat(full.ptr, &ps->st)) < 0)
break;
if (S_ISDIR(ps->st.st_mode)) {
if ((error = git_buf_joinpath(&full, full.ptr, ".git")) < 0)
break;
if (p_access(full.ptr, F_OK) == 0) {
ps->st.st_mode = GIT_FILEMODE_COMMIT;
} else {
ps->path[ps->path_len++] = '/';
ps->path[ps->path_len] = '\0';
}
}
}
static int blob_create_internal(git_oid *oid, git_repository *repo, const char *content_path, const char *hint_path, bool try_load_filters)
{
int error;
struct stat st;
git_odb *odb = NULL;
git_off_t size;
assert(hint_path || !try_load_filters);
if ((error = git_path_lstat(content_path, &st)) < 0 || (error = git_repository_odb__weakptr(&odb, repo)) < 0)
return error;
size = st.st_size;
if (S_ISLNK(st.st_mode)) {
error = write_symlink(oid, odb, content_path, (size_t)size);
} else {
git_vector write_filters = GIT_VECTOR_INIT;
int filter_count = 0;
if (try_load_filters) {
/* Load the filters for writing this file to the ODB */
filter_count = git_filters_load(
&write_filters, repo, hint_path, GIT_FILTER_TO_ODB);
}
if (filter_count < 0) {
/* Negative value means there was a critical error */
error = filter_count;
} else if (filter_count == 0) {
/* No filters need to be applied to the document: we can stream
* directly from disk */
error = write_file_stream(oid, odb, content_path, size);
} else {
/* We need to apply one or more filters */
error = write_file_filtered(oid, odb, content_path, &write_filters);
}
git_filters_free(&write_filters);
/*
* TODO: eventually support streaming filtered files, for files
* which are bigger than a given threshold. This is not a priority
* because applying a filter in streaming mode changes the final
* size of the blob, and without knowing its final size, the blob
* cannot be written in stream mode to the ODB.
*
* The plan is to do streaming writes to a tempfile on disk and then
* opening streaming that file to the ODB, using
* `write_file_stream`.
*
* CAREFULLY DESIGNED APIS YO
*/
}
return error;
}
void test_repo_init__extended_1(void)
{
git_reference *ref;
git_remote *remote;
struct stat st;
git_repository_init_options opts = GIT_REPOSITORY_INIT_OPTIONS_INIT;
opts.flags = GIT_REPOSITORY_INIT_MKPATH |
GIT_REPOSITORY_INIT_NO_DOTGIT_DIR;
opts.mode = GIT_REPOSITORY_INIT_SHARED_GROUP;
opts.workdir_path = "../c_wd";
opts.description = "Awesomest test repository evah";
opts.initial_head = "development";
opts.origin_url = "https://github.com/libgit2/libgit2.git";
cl_git_pass(git_repository_init_ext(&_repo, "root/b/c.git", &opts));
cl_assert(!git__suffixcmp(git_repository_workdir(_repo), "/c_wd/"));
cl_assert(!git__suffixcmp(git_repository_path(_repo), "/c.git/"));
cl_assert(git_path_isfile("root/b/c_wd/.git"));
cl_assert(!git_repository_is_bare(_repo));
/* repo will not be counted as empty because we set head to "development" */
cl_assert(!git_repository_is_empty(_repo));
cl_git_pass(git_path_lstat(git_repository_path(_repo), &st));
cl_assert(S_ISDIR(st.st_mode));
if (cl_is_chmod_supported())
cl_assert((S_ISGID & st.st_mode) == S_ISGID);
else
cl_assert((S_ISGID & st.st_mode) == 0);
cl_git_pass(git_reference_lookup(&ref, _repo, "HEAD"));
cl_assert(git_reference_type(ref) == GIT_REF_SYMBOLIC);
cl_assert_equal_s("refs/heads/development", git_reference_symbolic_target(ref));
git_reference_free(ref);
cl_git_pass(git_remote_lookup(&remote, _repo, "origin"));
cl_assert_equal_s("origin", git_remote_name(remote));
cl_assert_equal_s(opts.origin_url, git_remote_url(remote));
git_remote_free(remote);
git_repository_free(_repo);
cl_fixture_cleanup("root");
}
int git_odb__hashlink(git_oid *out, const char *path)
{
struct stat st;
git_off_t size;
int result;
if (git_path_lstat(path, &st) < 0)
return -1;
size = st.st_size;
if (!git__is_sizet(size)) {
giterr_set(GITERR_OS, "File size overflow for 32-bit systems");
return -1;
}
if (S_ISLNK(st.st_mode)) {
char *link_data;
ssize_t read_len;
link_data = (char*) git__malloc((size_t)(size + 1));
GITERR_CHECK_ALLOC(link_data);
read_len = p_readlink(path, link_data, (size_t)size);
link_data[size] = '\0';
if (read_len != (ssize_t)size) {
giterr_set(GITERR_OS, "Failed to read symlink data for '%s'", path);
git__free(link_data);
return -1;
}
result = git_odb_hash(out, link_data, (size_t)size, GIT_OBJ_BLOB);
git__free(link_data);
} else {
int fd = git_futils_open_ro(path);
if (fd < 0)
return -1;
result = git_odb__hashfd(out, fd, (size_t)size, GIT_OBJ_BLOB);
p_close(fd);
}
return result;
}
git_vector_foreach(contents, i, ps) {
/* skip if before start_stat or after end_stat */
cmp_len = min(start_len, ps->path_len);
if (cmp_len && strncomp(ps->path, start_stat, cmp_len) < 0)
continue;
cmp_len = min(end_len, ps->path_len);
if (cmp_len && strncomp(ps->path, end_stat, cmp_len) > 0)
continue;
git_buf_truncate(&full, prefix_len);
if ((error = git_buf_joinpath(&full, full.ptr, ps->path)) < 0 ||
(error = git_path_lstat(full.ptr, &ps->st)) < 0) {
if (error == GIT_ENOTFOUND) {
/* file was removed between readdir and lstat */
char *entry_path = git_vector_get(contents, i);
git_vector_remove(contents, i--);
git__free(entry_path);
} else {
/* Treat the file as unreadable if we get any other error */
memset(&ps->st, 0, sizeof(ps->st));
ps->st.st_mode = GIT_FILEMODE_UNREADABLE;
}
giterr_clear();
error = 0;
continue;
}
if (S_ISDIR(ps->st.st_mode)) {
ps->path[ps->path_len++] = '/';
ps->path[ps->path_len] = '\0';
}
else if (!S_ISREG(ps->st.st_mode) && !S_ISLNK(ps->st.st_mode)) {
char *entry_path = git_vector_get(contents, i);
git_vector_remove(contents, i--);
git__free(entry_path);
}
}
int git_path_dirload_with_stat(
const char *path,
size_t prefix_len,
git_vector *contents)
{
int error;
unsigned int i;
git_path_with_stat *ps;
git_buf full = GIT_BUF_INIT;
if (git_buf_set(&full, path, prefix_len) < 0)
return -1;
error = git_path_dirload(
path, prefix_len, sizeof(git_path_with_stat) + 1, contents);
if (error < 0) {
git_buf_free(&full);
return error;
}
git_vector_foreach(contents, i, ps) {
size_t path_len = strlen((char *)ps);
memmove(ps->path, ps, path_len + 1);
ps->path_len = path_len;
if ((error = git_buf_joinpath(&full, full.ptr, ps->path)) < 0 ||
(error = git_path_lstat(full.ptr, &ps->st)) < 0)
break;
git_buf_truncate(&full, prefix_len);
if (S_ISDIR(ps->st.st_mode)) {
ps->path[path_len] = '/';
ps->path[path_len + 1] = '\0';
}
}
int git_path_diriter_stat(struct stat *out, git_path_diriter *diriter)
{
assert(out && diriter);
return git_path_lstat(diriter->path.ptr, out);
}
int git_blob__create_from_paths(
git_oid *id,
struct stat *out_st,
git_repository *repo,
const char *content_path,
const char *hint_path,
mode_t hint_mode,
bool try_load_filters)
{
int error;
struct stat st;
git_odb *odb = NULL;
git_off_t size;
mode_t mode;
git_buf path = GIT_BUF_INIT;
assert(hint_path || !try_load_filters);
if (!content_path) {
if (git_repository__ensure_not_bare(repo, "create blob from file") < 0)
return GIT_EBAREREPO;
if (git_buf_joinpath(
&path, git_repository_workdir(repo), hint_path) < 0)
return -1;
content_path = path.ptr;
}
if ((error = git_path_lstat(content_path, &st)) < 0 ||
(error = git_repository_odb(&odb, repo)) < 0)
goto done;
if (S_ISDIR(st.st_mode)) {
giterr_set(GITERR_ODB, "cannot create blob from '%s': it is a directory", content_path);
error = GIT_EDIRECTORY;
goto done;
}
if (out_st)
memcpy(out_st, &st, sizeof(st));
size = st.st_size;
mode = hint_mode ? hint_mode : st.st_mode;
if (S_ISLNK(mode)) {
error = write_symlink(id, odb, content_path, (size_t)size);
} else {
git_filter_list *fl = NULL;
if (try_load_filters)
/* Load the filters for writing this file to the ODB */
error = git_filter_list_load(
&fl, repo, NULL, hint_path,
GIT_FILTER_TO_ODB, GIT_FILTER_DEFAULT);
if (error < 0)
/* well, that didn't work */;
else if (fl == NULL)
/* No filters need to be applied to the document: we can stream
* directly from disk */
error = write_file_stream(id, odb, content_path, size);
else {
/* We need to apply one or more filters */
error = write_file_filtered(id, &size, odb, content_path, fl);
git_filter_list_free(fl);
}
/*
* TODO: eventually support streaming filtered files, for files
* which are bigger than a given threshold. This is not a priority
* because applying a filter in streaming mode changes the final
* size of the blob, and without knowing its final size, the blob
* cannot be written in stream mode to the ODB.
*
* The plan is to do streaming writes to a tempfile on disk and then
* opening streaming that file to the ODB, using
* `write_file_stream`.
*
* CAREFULLY DESIGNED APIS YO
*/
}
done:
git_odb_free(odb);
git_buf_dispose(&path);
return error;
}
void test_core_mkdir__chmods(void)
{
struct stat st;
mode_t *old = git__malloc(sizeof(mode_t));
*old = p_umask(022);
cl_set_cleanup(cleanup_chmod_root, old);
cl_git_pass(git_futils_mkdir("r", NULL, 0777, 0));
cl_git_pass(git_futils_mkdir("mode/is/important", "r", 0777, GIT_MKDIR_PATH));
cl_git_pass(git_path_lstat("r/mode", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_path_lstat("r/mode/is", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_path_lstat("r/mode/is/important", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_futils_mkdir("mode2/is2/important2", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD));
cl_git_pass(git_path_lstat("r/mode2", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_path_lstat("r/mode2/is2", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_path_lstat("r/mode2/is2/important2", &st));
check_mode(0777, st.st_mode);
cl_git_pass(git_futils_mkdir("mode3/is3/important3", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD_PATH));
cl_git_pass(git_path_lstat("r/mode3", &st));
check_mode(0777, st.st_mode);
cl_git_pass(git_path_lstat("r/mode3/is3", &st));
check_mode(0777, st.st_mode);
cl_git_pass(git_path_lstat("r/mode3/is3/important3", &st));
check_mode(0777, st.st_mode);
/* test that we chmod existing dir */
cl_git_pass(git_futils_mkdir("mode/is/important", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD));
cl_git_pass(git_path_lstat("r/mode", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_path_lstat("r/mode/is", &st));
check_mode(0755, st.st_mode);
cl_git_pass(git_path_lstat("r/mode/is/important", &st));
check_mode(0777, st.st_mode);
/* test that we chmod even existing dirs if CHMOD_PATH is set */
cl_git_pass(git_futils_mkdir("mode2/is2/important2.1", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD_PATH));
cl_git_pass(git_path_lstat("r/mode2", &st));
check_mode(0777, st.st_mode);
cl_git_pass(git_path_lstat("r/mode2/is2", &st));
check_mode(0777, st.st_mode);
cl_git_pass(git_path_lstat("r/mode2/is2/important2.1", &st));
check_mode(0777, st.st_mode);
}
