core: ostree-pull: Add --depth option

This is useful for getting say the last 10 builds.
This commit is contained in:
Colin Walters 2012-05-24 20:58:20 -04:00
parent fb71519cd6
commit 88b3440eef
1 changed files with 31 additions and 6 deletions

View File

@ -30,11 +30,13 @@
gboolean verbose;
gboolean opt_prefer_loose;
gboolean opt_related;
gint opt_depth;
static GOptionEntry options[] = {
{ "verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose, "Show more information", NULL },
{ "prefer-loose", 0, 0, G_OPTION_ARG_NONE, &opt_prefer_loose, "Download loose objects by default", NULL },
{ "related", 0, 0, G_OPTION_ARG_NONE, &opt_related, "Download related commits", NULL },
{ "depth", 0, 0, G_OPTION_ARG_INT, &opt_depth, "Download parent commits up to this depth (default: 0)", NULL },
{ NULL },
};
@ -747,7 +749,8 @@ fetch_and_store_tree_metadata_recurse (OtPullData *pull_data,
static gboolean
fetch_and_store_commit_metadata_recurse (OtPullData *pull_data,
int depth,
int parent_depth,
int related_depth,
const char *rev,
GCancellable *cancellable,
GError **error)
@ -776,7 +779,7 @@ fetch_and_store_commit_metadata_recurse (OtPullData *pull_data,
g_free (tmp_checksum);
tmp_checksum = ostree_checksum_from_bytes_v (tree_contents_csum);
if (!fetch_and_store_tree_metadata_recurse (pull_data, depth, tmp_checksum,
if (!fetch_and_store_tree_metadata_recurse (pull_data, 0, tmp_checksum,
cancellable, error))
goto out;
@ -785,7 +788,8 @@ fetch_and_store_commit_metadata_recurse (OtPullData *pull_data,
const char *name;
ot_lvariant GVariant *csum_v = NULL;
if (depth > OSTREE_MAX_RECURSION)
if (parent_depth > OSTREE_MAX_RECURSION
|| related_depth > OSTREE_MAX_RECURSION)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Exceeded maximum recursion");
@ -799,7 +803,28 @@ fetch_and_store_commit_metadata_recurse (OtPullData *pull_data,
{
ot_lfree char *checksum = ostree_checksum_from_bytes_v (csum_v);
if (!fetch_and_store_commit_metadata_recurse (pull_data, depth+1, checksum,
/* Pass opt_depth here to ensure we aren't fetching parents of related */
if (!fetch_and_store_commit_metadata_recurse (pull_data, opt_depth,
related_depth + 1, checksum,
cancellable, error))
goto out;
}
}
if (parent_depth < opt_depth)
{
ot_lvariant GVariant *parent_csum_v = NULL;
parent_csum_v = g_variant_get_child_value (commit, 1);
if (g_variant_n_children (parent_csum_v) > 0)
{
ot_lfree char *checksum = ostree_checksum_from_bytes_v (parent_csum_v);
g_printerr ("Acquring parent %s of %s\n", checksum, rev);
if (!fetch_and_store_commit_metadata_recurse (pull_data, parent_depth + 1,
0, checksum,
cancellable, error))
goto out;
}
@ -1298,7 +1323,7 @@ ostree_builtin_pull (int argc, char **argv, GFile *repo_path, GError **error)
{
const char *commit = value;
if (!fetch_and_store_commit_metadata_recurse (pull_data, 0, commit,
if (!fetch_and_store_commit_metadata_recurse (pull_data, 0, 0, commit,
cancellable, error))
goto out;
}
@ -1327,7 +1352,7 @@ ostree_builtin_pull (int argc, char **argv, GFile *repo_path, GError **error)
if (!ostree_validate_checksum_string (sha256, error))
goto out;
if (!fetch_and_store_commit_metadata_recurse (pull_data, 0, sha256, cancellable, error))
if (!fetch_and_store_commit_metadata_recurse (pull_data, 0, 0, sha256, cancellable, error))
goto out;
g_hash_table_insert (updated_refs, g_strdup (ref), g_strdup (sha256));