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main: Factor out sysroot loading

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It can be useful to parse the options and initialize the sysroot without
actually loading it until later. Factor out the sysroot loading to a new
`ostree_admin_sysroot_load` and add a new
`OSTREE_ADMIN_BUILTIN_FLAG_NO_LOAD` flag to accommodate this.
This commit is contained in:
Dan Nicholson 2022-08-30 08:38:36 -06:00
parent 93a6d7bea2
commit e30a3b6b17
2 changed files with 55 additions and 34 deletions
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77
src/ostree/ot-main.c
View File

@ -579,41 +579,11 @@ on_sysroot_journal_msg (OstreeSysroot *sysroot,
}
gboolean
ostree_admin_option_context_parse (GOptionContext *context,
const GOptionEntry *main_entries,
int *argc,
char ***argv,
ostree_admin_sysroot_load (OstreeSysroot *sysroot,
OstreeAdminBuiltinFlags flags,
OstreeCommandInvocation *invocation,
OstreeSysroot **out_sysroot,
GCancellable *cancellable,
GError **error)
{
/* Entries are listed in --help output in the order added. We add the
* main entries ourselves so that we can add the --sysroot entry first. */
g_option_context_add_main_entries (context, global_admin_entries, NULL);
if (!ostree_option_context_parse (context, main_entries, argc, argv,
invocation, NULL, cancellable, error))
return FALSE;
if (!opt_print_current_dir && (flags & OSTREE_ADMIN_BUILTIN_FLAG_NO_SYSROOT))
{
g_assert_null (out_sysroot);
/* Early return if no sysroot is requested */
return TRUE;
}
g_autoptr(GFile) sysroot_path = NULL;
if (opt_sysroot != NULL)
sysroot_path = g_file_new_for_path (opt_sysroot);
g_autoptr(OstreeSysroot) sysroot = ostree_sysroot_new (sysroot_path);
if (!ostree_sysroot_initialize (sysroot, error))
return FALSE;
g_signal_connect (sysroot, "journal-msg", G_CALLBACK (on_sysroot_journal_msg), NULL);
if ((flags & OSTREE_ADMIN_BUILTIN_FLAG_UNLOCKED) == 0)
{
/* If we're requested to lock the sysroot, first check if we're operating
@ -657,6 +627,51 @@ ostree_admin_option_context_parse (GOptionContext *context,
}
}
return TRUE;
}
gboolean
ostree_admin_option_context_parse (GOptionContext *context,
const GOptionEntry *main_entries,
int *argc,
char ***argv,
OstreeAdminBuiltinFlags flags,
OstreeCommandInvocation *invocation,
OstreeSysroot **out_sysroot,
GCancellable *cancellable,
GError **error)
{
/* Entries are listed in --help output in the order added. We add the
* main entries ourselves so that we can add the --sysroot entry first. */
g_option_context_add_main_entries (context, global_admin_entries, NULL);
if (!ostree_option_context_parse (context, main_entries, argc, argv,
invocation, NULL, cancellable, error))
return FALSE;
if (!opt_print_current_dir && (flags & OSTREE_ADMIN_BUILTIN_FLAG_NO_SYSROOT))
{
g_assert_null (out_sysroot);
/* Early return if no sysroot is requested */
return TRUE;
}
g_autoptr(GFile) sysroot_path = NULL;
if (opt_sysroot != NULL)
sysroot_path = g_file_new_for_path (opt_sysroot);
g_autoptr(OstreeSysroot) sysroot = ostree_sysroot_new (sysroot_path);
if (!ostree_sysroot_initialize (sysroot, error))
return FALSE;
g_signal_connect (sysroot, "journal-msg", G_CALLBACK (on_sysroot_journal_msg), NULL);
if (opt_print_current_dir || (flags & OSTREE_ADMIN_BUILTIN_FLAG_NO_LOAD) == 0)
{
if (!ostree_admin_sysroot_load (sysroot, flags, cancellable, error))
return FALSE;
}
if (opt_print_current_dir)
{
g_autoptr(GPtrArray) deployments = NULL;

6
src/ostree/ot-main.h
View File

@ -36,6 +36,7 @@ typedef enum {
OSTREE_ADMIN_BUILTIN_FLAG_SUPERUSER = (1 << 0),
OSTREE_ADMIN_BUILTIN_FLAG_UNLOCKED = (1 << 1),
OSTREE_ADMIN_BUILTIN_FLAG_NO_SYSROOT = (1 << 2),
OSTREE_ADMIN_BUILTIN_FLAG_NO_LOAD = (1 << 3),
} OstreeAdminBuiltinFlags;
@ -91,6 +92,11 @@ gboolean ostree_admin_option_context_parse (GOptionContext *context,
OstreeSysroot **out_sysroot,
GCancellable *cancellable, GError **error);
gboolean ostree_admin_sysroot_load (OstreeSysroot *sysroot,
OstreeAdminBuiltinFlags flags,
GCancellable *cancellable,
GError **error);
gboolean ostree_ensure_repo_writable (OstreeRepo *repo, GError **error);
void ostree_print_gpg_verify_result (OstreeGpgVerifyResult *result);