ostree/debian/patches/2017.13/lib-repo-Fix-loading-commit...

126 lines
4.7 KiB
Diff

From: Colin Walters <walters@verbum.org>
Date: Wed, 25 Oct 2017 13:13:17 -0400
Subject: 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
Origin: upstream, 2017.13, commit:90ebd48f6aaf45c47b48c44354359f973dcf22a8
---
src/libostree/ostree-repo.c | 52 +++++++++++++++++++--------------------------
1 file changed, 22 insertions(+), 30 deletions(-)
diff --git a/src/libostree/ostree-repo.c b/src/libostree/ostree-repo.c
index 0632ee2..eac5610 100644
--- a/src/libostree/ostree-repo.c
+++ b/src/libostree/ostree-repo.c
@@ -2807,6 +2807,7 @@ load_metadata_internal (OstreeRepo *self,
GVariant **out_variant,
GInputStream **out_stream,
guint64 *out_size,
+ OstreeRepoCommitState *out_state,
GCancellable *cancellable,
GError **error)
{
@@ -2817,6 +2818,7 @@ 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.
@@ -2904,11 +2906,24 @@ 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)
{
@@ -3220,7 +3235,7 @@ 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;
}
@@ -3516,7 +3531,7 @@ 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);
}
/**
@@ -3538,7 +3553,7 @@ 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);
}
/**
@@ -3561,31 +3576,8 @@ 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);
}
/**