lib/repo: Fix loading commitstate with parent repos

This makes the code nicer too. Properly unit testing this though really wants
like a whole set of stuff around parent repos...but we do have coverage of the
non-parent path in the current pull tests.

Closes: https://github.com/ostreedev/ostree/issues/1306

Closes: #1308
Approved by: alexlarsson
This commit is contained in:
Colin Walters 2017-10-25 13:13:17 -04:00 committed by Atomic Bot
parent 0760ce1281
commit 90ebd48f6a

View File

@ -2803,6 +2803,7 @@ load_metadata_internal (OstreeRepo *self,
GVariant **out_variant,
GInputStream **out_stream,
guint64 *out_size,
OstreeRepoCommitState *out_state,
GCancellable *cancellable,
GError **error)
{
@ -2812,6 +2813,7 @@ load_metadata_internal (OstreeRepo *self,
g_autoptr(GVariant) ret_variant = NULL;
g_return_val_if_fail (OSTREE_OBJECT_TYPE_IS_META (objtype), FALSE);
g_return_val_if_fail (objtype == OSTREE_OBJECT_TYPE_COMMIT || out_state == NULL, FALSE);
/* Special caching for dirmeta objects, since they're commonly referenced many
* times.
@ -2877,11 +2879,24 @@ load_metadata_internal (OstreeRepo *self,
if (out_size)
*out_size = stbuf.st_size;
if (out_state)
{
g_autofree char *commitpartial_path = _ostree_get_commitpartial_path (sha256);
*out_state = 0;
if (!glnx_fstatat_allow_noent (self->repo_dir_fd, commitpartial_path, NULL, 0, error))
return FALSE;
if (errno == 0)
*out_state |= OSTREE_REPO_COMMIT_STATE_PARTIAL;
}
}
else if (self->parent_repo)
{
if (!ostree_repo_load_variant (self->parent_repo, objtype, sha256, &ret_variant, error))
return FALSE;
/* Directly recurse to simplify out parameters */
return load_metadata_internal (self->parent_repo, objtype, sha256, error_if_not_found,
out_variant, out_stream, out_size, out_state,
cancellable, error);
}
else if (error_if_not_found)
{
@ -3193,7 +3208,7 @@ ostree_repo_load_object_stream (OstreeRepo *self,
if (OSTREE_OBJECT_TYPE_IS_META (objtype))
{
if (!load_metadata_internal (self, objtype, checksum, TRUE, NULL,
&ret_input, &size,
&ret_input, &size, NULL,
cancellable, error))
return FALSE;
}
@ -3489,7 +3504,7 @@ ostree_repo_load_variant_if_exists (OstreeRepo *self,
GError **error)
{
return load_metadata_internal (self, objtype, sha256, FALSE,
out_variant, NULL, NULL, NULL, error);
out_variant, NULL, NULL, NULL, NULL, error);
}
/**
@ -3511,7 +3526,7 @@ ostree_repo_load_variant (OstreeRepo *self,
GError **error)
{
return load_metadata_internal (self, objtype, sha256, TRUE,
out_variant, NULL, NULL, NULL, error);
out_variant, NULL, NULL, NULL, NULL, error);
}
/**
@ -3534,31 +3549,8 @@ ostree_repo_load_commit (OstreeRepo *self,
OstreeRepoCommitState *out_state,
GError **error)
{
if (out_variant)
{
if (!load_metadata_internal (self, OSTREE_OBJECT_TYPE_COMMIT, checksum, TRUE,
out_variant, NULL, NULL, NULL, error))
return FALSE;
}
if (out_state)
{
g_autofree char *commitpartial_path = _ostree_get_commitpartial_path (checksum);
struct stat stbuf;
*out_state = 0;
if (fstatat (self->repo_dir_fd, commitpartial_path, &stbuf, 0) == 0)
{
*out_state |= OSTREE_REPO_COMMIT_STATE_PARTIAL;
}
else if (errno != ENOENT)
{
return glnx_throw_errno_prefix (error, "fstatat(%s)", commitpartial_path);
}
}
return TRUE;
return load_metadata_internal (self, OSTREE_OBJECT_TYPE_COMMIT, checksum, TRUE,
out_variant, NULL, NULL, out_state, NULL, error);
}
/**