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core: Switch to GFile* for unpacking and storing objects

This commit is contained in:
Colin Walters 2011-11-18 16:14:01 -05:00
parent c66474750b
commit 7d63ad5ae8
4 changed files with 45 additions and 59 deletions
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40
src/libostree/ostree-core.c
View File

@ -673,21 +673,16 @@ splice_and_checksum (GOutputStream *out,
}
static gboolean
unpack_meta (const char *path,
const char *dest_path,
unpack_meta (GFile *file,
GFile *dest_file,
GChecksum **out_checksum,
GError **error)
{
gboolean ret = FALSE;
GFile *file = NULL;
GFile *dest_file = NULL;
GFileInputStream *in = NULL;
GChecksum *ret_checksum = NULL;
GFileOutputStream *out = NULL;
file = ot_gfile_new_for_path (path);
dest_file = ot_gfile_new_for_path (dest_path);
if (out_checksum)
ret_checksum = g_checksum_new (G_CHECKSUM_SHA256);
@ -710,12 +705,8 @@ unpack_meta (const char *path,
*out_checksum = ret_checksum;
ret_checksum = NULL;
out:
if (!ret)
(void) unlink (dest_path);
if (ret_checksum)
g_checksum_free (ret_checksum);
g_clear_object (&file);
g_clear_object (&dest_file);
g_clear_object (&in);
return ret;
}
@ -785,14 +776,12 @@ ostree_parse_packed_file (GFile *file,
}
static gboolean
unpack_file (const char *path,
const char *dest_path,
unpack_file (GFile *file,
GFile *dest_file,
GChecksum **out_checksum,
GError **error)
{
gboolean ret = FALSE;
GFile *file = NULL;
GFile *dest_file = NULL;
GVariant *metadata = NULL;
GVariant *xattrs = NULL;
GInputStream *in = NULL;
@ -801,8 +790,9 @@ unpack_file (const char *path,
guint32 version, uid, gid, mode;
guint64 content_len;
gsize bytes_read;
const char *dest_path;
file = ot_gfile_new_for_path (path);
dest_path = ot_gfile_get_path_cached (dest_file);
if (!ostree_parse_packed_file (file, &metadata, &in, NULL, error))
goto out;
@ -815,8 +805,6 @@ unpack_file (const char *path,
mode = GUINT32_FROM_BE (mode);
content_len = GUINT64_FROM_BE (content_len);
dest_file = ot_gfile_new_for_path (dest_path);
if (out_checksum)
ret_checksum = g_checksum_new (G_CHECKSUM_SHA256);
@ -892,7 +880,7 @@ unpack_file (const char *path,
}
}
if (!ostree_set_xattrs (file, xattrs, NULL, error))
if (!ostree_set_xattrs (dest_file, xattrs, NULL, error))
goto out;
if (ret_checksum)
@ -910,8 +898,6 @@ unpack_file (const char *path,
(void) unlink (dest_path);
if (ret_checksum)
g_checksum_free (ret_checksum);
g_clear_object (&file);
g_clear_object (&dest_file);
g_clear_object (&in);
g_clear_object (&out);
if (metadata)
@ -922,16 +908,16 @@ unpack_file (const char *path,
}
gboolean
ostree_unpack_object (const char *path,
ostree_unpack_object (GFile *file,
OstreeObjectType objtype,
const char *dest_path,
GChecksum **out_checksum,
GError **error)
GFile *dest,
GChecksum **out_checksum,
GError **error)
{
if (objtype == OSTREE_OBJECT_TYPE_META)
return unpack_meta (path, dest_path, out_checksum, error);
return unpack_meta (file, dest, out_checksum, error);
else
return unpack_file (path, dest_path, out_checksum, error);
return unpack_file (file, dest, out_checksum, error);
}

4
src/libostree/ostree-core.h
View File

@ -154,9 +154,9 @@ gboolean ostree_parse_packed_file (GFile *file,
GCancellable *cancellable,
GError **error);
gboolean ostree_unpack_object (const char *path,
gboolean ostree_unpack_object (GFile *file,
OstreeObjectType objtype,
const char *dest_path,
GFile *dest,
GChecksum **out_checksum,
GError **error);

58
src/libostree/ostree-repo.c
View File

@ -651,7 +651,7 @@ import_gvariant_object (OstreeRepo *self,
if (!write_gvariant_to_tmp (self, type, variant, &tmp_path, &ret_checksum, error))
goto out;
if (!ostree_repo_store_object_trusted (self, ot_gfile_get_path_cached (tmp_path),
if (!ostree_repo_store_object_trusted (self, tmp_path,
g_checksum_get_string (ret_checksum),
OSTREE_OBJECT_TYPE_META,
FALSE, &did_exist, error))
@ -789,7 +789,7 @@ prepare_dir_for_checksum_get_object_path (OstreeRepo *self,
static gboolean
link_object_trusted (OstreeRepo *self,
const char *path,
GFile *file,
const char *checksum,
OstreeObjectType objtype,
gboolean overwrite,
@ -818,7 +818,7 @@ link_object_trusted (OstreeRepo *self,
(void) unlink (tmp_dest_path);
if (link (path, tmp_dest_path) < 0
if (link (ot_gfile_get_path_cached (file), tmp_dest_path) < 0
|| rename (tmp_dest_path, dest_path) < 0)
{
ot_util_set_error_from_errno (error, errno);
@ -840,21 +840,18 @@ link_object_trusted (OstreeRepo *self,
static gboolean
archive_file_trusted (OstreeRepo *self,
const char *path,
GFile *file,
const char *checksum,
OstreeObjectType objtype,
gboolean overwrite,
gboolean *did_exist,
GError **error)
{
GFile *infile = NULL;
GFileOutputStream *out = NULL;
gboolean ret = FALSE;
GFile *dest_file = NULL;
GError *temp_error = NULL;
infile = ot_gfile_new_for_path (path);
if (!prepare_dir_for_checksum_get_object_path (self, checksum, objtype, &dest_file, error))
goto out;
@ -883,7 +880,7 @@ archive_file_trusted (OstreeRepo *self,
if (out)
{
if (!ostree_pack_object ((GOutputStream*)out, infile, objtype, NULL, error))
if (!ostree_pack_object ((GOutputStream*)out, file, objtype, NULL, error))
goto out;
if (!g_output_stream_close ((GOutputStream*)out, NULL, error))
@ -893,14 +890,13 @@ archive_file_trusted (OstreeRepo *self,
ret = TRUE;
out:
g_clear_object (&dest_file);
g_clear_object (&infile);
g_clear_object (&out);
return ret;
}
gboolean
ostree_repo_store_object_trusted (OstreeRepo *self,
const char *path,
GFile *file,
const char *checksum,
OstreeObjectType objtype,
gboolean overwrite,
@ -909,9 +905,9 @@ ostree_repo_store_object_trusted (OstreeRepo *self,
{
OstreeRepoPrivate *priv = GET_PRIVATE (self);
if (priv->archive && objtype == OSTREE_OBJECT_TYPE_FILE)
return archive_file_trusted (self, path, checksum, objtype, overwrite, did_exist, error);
return archive_file_trusted (self, file, checksum, objtype, overwrite, did_exist, error);
else
return link_object_trusted (self, path, checksum, objtype, overwrite, did_exist, error);
return link_object_trusted (self, file, checksum, objtype, overwrite, did_exist, error);
}
gboolean
@ -924,13 +920,14 @@ ostree_repo_store_packfile (OstreeRepo *self,
{
OstreeRepoPrivate *priv = GET_PRIVATE (self);
gboolean ret = FALSE;
GString *tempfile_path = NULL;
GChecksum *checksum = NULL;
GFile *src = NULL;
GFile *tempfile = NULL;
tempfile_path = g_string_new (priv->path);
g_string_append_printf (tempfile_path, "/tmp-unpack-%s", expected_checksum);
src = ot_gfile_new_for_path (path);
tempfile = g_file_get_child (priv->tmp_dir, expected_checksum);
if (!ostree_unpack_object (path, objtype, tempfile_path->str, &checksum, error))
if (!ostree_unpack_object (src, objtype, tempfile, &checksum, error))
goto out;
if (strcmp (g_checksum_get_string (checksum), expected_checksum) != 0)
@ -941,7 +938,7 @@ ostree_repo_store_packfile (OstreeRepo *self,
goto out;
}
if (!ostree_repo_store_object_trusted (self, tempfile_path ? tempfile_path->str : path,
if (!ostree_repo_store_object_trusted (self, tempfile,
expected_checksum,
objtype,
FALSE, did_exist, error))
@ -949,11 +946,10 @@ ostree_repo_store_packfile (OstreeRepo *self,
ret = TRUE;
out:
if (tempfile_path)
{
(void) unlink (tempfile_path->str);
g_string_free (tempfile_path, TRUE);
}
if (tempfile)
(void) g_file_delete (tempfile, NULL, NULL);
g_clear_object (&tempfile);
g_clear_object (&src);
if (checksum)
g_checksum_free (checksum);
return ret;
@ -1208,7 +1204,7 @@ add_one_file_to_tree_and_import (OstreeRepo *self,
if (!ostree_checksum_file (f, OSTREE_OBJECT_TYPE_FILE, &checksum, NULL, error))
goto out;
if (!ostree_repo_store_object_trusted (self, abspath, g_checksum_get_string (checksum),
if (!ostree_repo_store_object_trusted (self, f, g_checksum_get_string (checksum),
OSTREE_OBJECT_TYPE_FILE, FALSE, &did_exist, error))
goto out;
@ -1757,9 +1753,12 @@ checkout_tree (OstreeRepo *self,
GError *temp_error = NULL;
GFileInfo *file_info = NULL;
GFileEnumerator *dir_enum = NULL;
GFile *destination_f = NULL;
GFile *child = NULL;
GFile *object_path = NULL;
char *dest_path = NULL;
GFile *dest_path = NULL;
destination_f = ot_gfile_new_for_path (destination);
dir_enum = g_file_enumerate_children ((GFile*)dir, OSTREE_GIO_FAST_QUERYINFO,
G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
@ -1787,17 +1786,17 @@ checkout_tree (OstreeRepo *self,
{
const char *checksum = _ostree_repo_file_get_checksum ((OstreeRepoFile*)child);
dest_path = g_build_filename (destination, name, NULL);
dest_path = g_file_get_child (destination_f, name);
object_path = ostree_repo_get_object_path (self, checksum, OSTREE_OBJECT_TYPE_FILE);
if (priv->archive)
{
if (!ostree_unpack_object (ot_gfile_get_path_cached (object_path), OSTREE_OBJECT_TYPE_FILE, dest_path, NULL, error))
if (!ostree_unpack_object (object_path, OSTREE_OBJECT_TYPE_FILE, dest_path, NULL, error))
goto out;
}
else
{
if (link (ot_gfile_get_path_cached (object_path), dest_path) < 0)
if (link (ot_gfile_get_path_cached (object_path), ot_gfile_get_path_cached (dest_path)) < 0)
{
ot_util_set_error_from_errno (error, errno);
goto out;
@ -1806,8 +1805,7 @@ checkout_tree (OstreeRepo *self,
}
g_clear_object (&object_path);
g_free (dest_path);
dest_path = NULL;
g_clear_object (&dest_path);
g_clear_object (&file_info);
g_clear_object (&child);
}
@ -1823,6 +1821,8 @@ checkout_tree (OstreeRepo *self,
g_clear_object (&file_info);
g_clear_object (&child);
g_clear_object (&object_path);
g_clear_object (&dest_path);
g_clear_object (&destination_f);
g_free (dest_path);
return ret;
}

2
src/libostree/ostree-repo.h
View File

@ -79,7 +79,7 @@ gboolean ostree_repo_store_packfile (OstreeRepo *self,
GError **error);
gboolean ostree_repo_store_object_trusted (OstreeRepo *self,
const char *path,
GFile *file,
const char *checksum,
OstreeObjectType objtype,
gboolean overwrite,