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core: Write a refs/summary file for archive repositories 

This will allow us to retrieve all refs over HTTP easily.
This commit is contained in:
Colin Walters 2012-02-27 06:20:42 -05:00
parent d3a73225b0
commit 810a3dac86
1 changed files with 54 additions and 0 deletions
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54
src/libostree/ostree-repo.c
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@ -1455,6 +1455,54 @@ ostree_repo_list_all_refs (OstreeRepo *repo,
return ret;
}
static gboolean
write_ref_summary (OstreeRepo *self,
GCancellable *cancellable,
GError **error)
{
gboolean ret = FALSE;
GHashTable *all_refs = NULL;
GHashTableIter hash_iter;
gpointer key, value;
GFile *summary_path = NULL;
GOutputStream *out = NULL;
gsize bytes_written;
char *buf = NULL;
if (!ostree_repo_list_all_refs (self, &all_refs, cancellable, error))
goto out;
summary_path = g_file_resolve_relative_path (ostree_repo_get_path (self),
"refs/summary");
out = (GOutputStream*) g_file_replace (summary_path, NULL, FALSE, 0, cancellable, error);
if (!out)
goto out;
g_hash_table_iter_init (&hash_iter, all_refs);
while (g_hash_table_iter_next (&hash_iter, &key, &value))
{
const char *name = key;
const char *sha256 = value;
g_free (buf);
buf = g_strdup_printf ("%s %s\n", sha256, name);
if (!g_output_stream_write_all (out, buf, strlen (buf), &bytes_written, cancellable, error))
goto out;
}
if (!g_output_stream_close (out, cancellable, error))
goto out;
ret = TRUE;
out:
g_free (buf);
g_clear_object (&summary_path);
g_clear_object (&out);
g_hash_table_unref (all_refs);
return ret;
}
gboolean
ostree_repo_write_ref (OstreeRepo *self,
const char *remote,
@ -1479,6 +1527,12 @@ ostree_repo_write_ref (OstreeRepo *self,
if (!write_checksum_file (dir, name, rev, error))
goto out;
if (priv->mode == OSTREE_REPO_MODE_ARCHIVE)
{
if (!write_ref_summary (self, NULL, error))
goto out;
}
ret = TRUE;
out:
g_clear_object (&dir);