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core: Add --print-packfile argument for show

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Just another debugging tool.
This commit is contained in:
Colin Walters 2011-11-15 15:16:38 -05:00
parent d196a47043
commit 97e82447c6
1 changed files with 51 additions and 2 deletions
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53
src/ostree/ot-builtin-show.c
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@ -27,10 +27,12 @@
#include <glib/gi18n.h>
static gboolean print_packfile;
static gboolean print_compose;
static char* print_variant_type;
static GOptionEntry options[] = {
{ "print-packfile", 0, 0, G_OPTION_ARG_NONE, &print_packfile, "If given, argument given is a packfile", NULL },
{ "print-compose", 0, 0, G_OPTION_ARG_NONE, &print_compose, "If given, show the branches which make up the given compose commit", NULL },
{ "print-variant-type", 0, 0, G_OPTION_ARG_STRING, &print_variant_type, "If given, argument should be a filename and it will be interpreted as this type", NULL },
{ NULL }
@ -40,11 +42,22 @@ static void
print_variant (GVariant *variant)
{
char *formatted_variant = NULL;
GVariant *byteswapped = NULL;
formatted_variant = g_variant_print (variant, TRUE);
if (G_BYTE_ORDER != G_BIG_ENDIAN)
{
byteswapped = g_variant_byteswap (variant);
formatted_variant = g_variant_print (byteswapped, TRUE);
}
else
{
formatted_variant = g_variant_print (variant, TRUE);
}
g_print ("%s\n", formatted_variant);
g_free (formatted_variant);
if (byteswapped)
g_variant_unref (byteswapped);
}
static gboolean
@ -93,6 +106,37 @@ show_repo_meta (OstreeRepo *repo,
return ret;
}
static gboolean
do_print_packfile (OstreeRepo *repo,
const char *checksum,
GError **error)
{
gboolean ret = FALSE;
GVariant *variant = NULL;
char *path = NULL;
GInputStream *content = NULL;
GFile *file = NULL;
path = ostree_repo_get_object_path (repo, checksum, OSTREE_OBJECT_TYPE_FILE);
if (!path)
goto out;
file = ot_util_new_file_for_path (path);
if (!ostree_parse_packed_file (file, &variant, &content, NULL, error))
goto out;
print_variant (variant);
ret = TRUE;
out:
g_free (path);
g_clear_object (&file);
g_clear_object (&content);
if (variant)
g_variant_unref (variant);
return ret;
}
static gboolean
do_print_compose (OstreeRepo *repo,
const char *rev,
@ -165,7 +209,12 @@ ostree_builtin_show (int argc, char **argv, const char *repo_path, GError **erro
if (argc > 1)
rev = argv[1];
if (print_compose)
if (print_packfile)
{
if (!do_print_packfile (repo, rev, error))
goto out;
}
else if (print_compose)
{
if (!ostree_repo_resolve_rev (repo, rev, &resolved_rev, error))
goto out;