forked from fedora-modularity/libmodulemd
/
modulemd-module-index.c
1173 lines (978 loc) · 35.1 KB
/
modulemd-module-index.c
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/*
* This file is part of libmodulemd
* Copyright (C) 2018 Red Hat, Inc.
*
* Fedora-License-Identifier: MIT
* SPDX-2.0-License-Identifier: MIT
* SPDX-3.0-License-Identifier: MIT
*
* This program is free software.
* For more information on the license, see COPYING.
* For more information on free software, see <https://www.gnu.org/philosophy/free-sw.en.html>.
*/
#include <errno.h>
#include <glib.h>
#include <inttypes.h>
#include <stdio.h>
#include <yaml.h>
#ifdef HAVE_RPMIO
#include <rpm/rpmio.h>
#endif
#include "modulemd-errors.h"
#include "modulemd-compression.h"
#include "modulemd-module-index.h"
#include "modulemd-subdocument-info.h"
#include "private/glib-extensions.h"
#include "private/modulemd-module-private.h"
#include "private/modulemd-compression-private.h"
#include "private/modulemd-defaults-private.h"
#include "private/modulemd-defaults-v1-private.h"
#include "private/modulemd-subdocument-info-private.h"
#include "private/modulemd-module-index-private.h"
#include "private/modulemd-module-stream-private.h"
#include "private/modulemd-module-stream-v1-private.h"
#include "private/modulemd-module-stream-v2-private.h"
#include "private/modulemd-translation-private.h"
#include "private/modulemd-util.h"
#include "private/modulemd-yaml.h"
struct _ModulemdModuleIndex
{
GObject parent_instance;
GHashTable *modules;
ModulemdDefaultsVersionEnum defaults_mdversion;
ModulemdModuleStreamVersionEnum stream_mdversion;
};
G_DEFINE_TYPE (ModulemdModuleIndex, modulemd_module_index, G_TYPE_OBJECT)
ModulemdModuleIndex *
modulemd_module_index_new (void)
{
return g_object_new (MODULEMD_TYPE_MODULE_INDEX, NULL);
}
static void
modulemd_module_index_finalize (GObject *object)
{
ModulemdModuleIndex *self = (ModulemdModuleIndex *)object;
g_clear_pointer (&self->modules, g_hash_table_unref);
G_OBJECT_CLASS (modulemd_module_index_parent_class)->finalize (object);
}
static void
modulemd_module_index_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
switch (prop_id)
{
default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
modulemd_module_index_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
switch (prop_id)
{
default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
modulemd_module_index_class_init (ModulemdModuleIndexClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = modulemd_module_index_finalize;
object_class->get_property = modulemd_module_index_get_property;
object_class->set_property = modulemd_module_index_set_property;
}
static void
modulemd_module_index_init (ModulemdModuleIndex *self)
{
self->modules =
g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref);
}
static ModulemdModule *
get_or_create_module (ModulemdModuleIndex *self, const gchar *module_name)
{
ModulemdModule *module = g_hash_table_lookup (self->modules, module_name);
if (module == NULL)
{
module = modulemd_module_new (module_name);
g_hash_table_insert (self->modules, g_strdup (module_name), module);
}
return module;
}
static gboolean
add_subdoc (ModulemdModuleIndex *self,
ModulemdSubdocumentInfo *subdoc,
gboolean strict,
gboolean autogen_module_name,
GError **error)
{
g_autoptr (ModulemdModuleStream) stream = NULL;
g_autoptr (ModulemdTranslation) translation = NULL;
g_autoptr (ModulemdDefaults) defaults = NULL;
g_autofree gchar *name = NULL;
switch (modulemd_subdocument_info_get_doctype (subdoc))
{
case MODULEMD_YAML_DOC_MODULESTREAM:
switch (modulemd_subdocument_info_get_mdversion (subdoc))
{
case MD_MODULESTREAM_VERSION_ONE:
stream = MODULEMD_MODULE_STREAM (
modulemd_module_stream_v1_parse_yaml (subdoc, strict, error));
break;
case MD_MODULESTREAM_VERSION_TWO:
stream =
(ModulemdModuleStream *)modulemd_module_stream_v2_parse_yaml (
subdoc, strict, error);
break;
default:
g_set_error (error,
MODULEMD_YAML_ERROR,
MODULEMD_YAML_ERROR_PARSE,
"Invalid mdversion for a stream object");
return FALSE;
}
if (stream == NULL)
return FALSE;
if (autogen_module_name &&
!modulemd_module_stream_get_module_name (stream))
{
name = g_strdup_printf ("__unnamed_module_%d",
g_hash_table_size (self->modules) + 1);
modulemd_module_stream_set_module_name (stream, name);
g_clear_pointer (&name, g_free);
}
if (autogen_module_name &&
!modulemd_module_stream_get_stream_name (stream))
{
name = g_strdup_printf ("__unnamed_stream_%d",
g_hash_table_size (self->modules) + 1);
modulemd_module_stream_set_stream_name (stream, name);
g_clear_pointer (&name, g_free);
}
if (!modulemd_module_index_add_module_stream (self, stream, error))
return FALSE;
break;
case MODULEMD_YAML_DOC_DEFAULTS:
switch (modulemd_subdocument_info_get_mdversion (subdoc))
{
case MD_DEFAULTS_VERSION_ONE:
defaults = (ModulemdDefaults *)modulemd_defaults_v1_parse_yaml (
subdoc, strict, error);
if (defaults == NULL)
return FALSE;
if (!modulemd_module_index_add_defaults (self, defaults, error))
return FALSE;
break;
default:
g_set_error (error,
MODULEMD_YAML_ERROR,
MODULEMD_YAML_ERROR_PARSE,
"Invalid mdversion for a defaults object");
return FALSE;
}
break;
case MODULEMD_YAML_DOC_TRANSLATIONS:
translation = modulemd_translation_parse_yaml (subdoc, strict, error);
if (translation == NULL)
return FALSE;
if (!modulemd_module_index_add_translation (self, translation, error))
return FALSE;
break;
default:
g_set_error (error,
MODULEMD_YAML_ERROR,
MODULEMD_YAML_ERROR_PARSE,
"Invalid doctype encountered");
return FALSE;
}
return TRUE;
}
gboolean
modulemd_module_index_update_from_parser (ModulemdModuleIndex *self,
yaml_parser_t *parser,
gboolean strict,
gboolean autogen_module_name,
GPtrArray **failures,
GError **error)
{
gboolean done = FALSE;
gboolean all_passed = TRUE;
g_autoptr (ModulemdSubdocumentInfo) subdoc = NULL;
MMD_INIT_YAML_EVENT (event);
if (*failures == NULL)
*failures = g_ptr_array_new_with_free_func (g_object_unref);
YAML_PARSER_PARSE_WITH_EXIT_BOOL (parser, &event, error);
if (event.type != YAML_STREAM_START_EVENT)
MMD_YAML_ERROR_EVENT_EXIT_BOOL (
error, event, "Did not encounter stream start");
while (!done)
{
YAML_PARSER_PARSE_WITH_EXIT_BOOL (parser, &event, error);
switch (event.type)
{
case YAML_DOCUMENT_START_EVENT:
/* One more subdocument to parse */
subdoc = modulemd_yaml_parse_document_type (parser);
if (modulemd_subdocument_info_get_gerror (subdoc) != NULL)
{
/* Add to failures and ignore */
g_ptr_array_add (*failures, g_steal_pointer (&subdoc));
all_passed = FALSE;
}
else
{
/* Initial parsing worked, parse further */
if (!add_subdoc (
self, subdoc, strict, autogen_module_name, error))
{
modulemd_subdocument_info_set_gerror (subdoc, *error);
g_clear_pointer (error, g_error_free);
/* Add to failures and ignore */
g_ptr_array_add (*failures, g_steal_pointer (&subdoc));
all_passed = FALSE;
}
}
g_clear_pointer (&subdoc, g_object_unref);
break;
case YAML_STREAM_END_EVENT: done = TRUE; break;
default:
MMD_YAML_ERROR_EVENT_EXIT_BOOL (
error, event, "Unexpected YAML event in document stream");
break;
}
yaml_event_delete (&event);
}
return all_passed;
}
static gboolean
dump_defaults (ModulemdModule *module, yaml_emitter_t *emitter, GError **error)
{
ModulemdDefaults *defaults = modulemd_module_get_defaults (module);
g_autoptr (GError) nested_error = NULL;
if (defaults == NULL)
return TRUE; /* Nothing to dump -> all a success */
if (!modulemd_defaults_validate (defaults, &nested_error))
{
g_propagate_prefixed_error (error,
g_steal_pointer (&nested_error),
"Could not validate defaults to emit: ");
return FALSE;
}
if (modulemd_defaults_get_mdversion (defaults) == MD_DEFAULTS_VERSION_ONE)
{
if (!modulemd_defaults_v1_emit_yaml (
(ModulemdDefaultsV1 *)defaults, emitter, error))
return FALSE;
}
else
{
g_set_error_literal (error,
MODULEMD_ERROR,
MODULEMD_ERROR_VALIDATE,
"Provided defaults is not a recognized version");
return FALSE;
}
return TRUE;
}
static gboolean
dump_translations (ModulemdModule *module,
yaml_emitter_t *emitter,
GError **error)
{
ModulemdTranslation *translation = NULL;
gsize i = 0;
g_autoptr (GPtrArray) streams =
modulemd_module_get_translated_streams (module);
for (i = 0; i < streams->len; i++)
{
translation = modulemd_module_get_translation (
module, g_ptr_array_index (streams, i));
if (!modulemd_translation_emit_yaml (translation, emitter, error))
return FALSE;
}
return TRUE;
}
static gint
compare_stream_SVCA (gconstpointer a, gconstpointer b)
{
ModulemdModuleStream *a_ = *(ModulemdModuleStream **)a;
ModulemdModuleStream *b_ = *(ModulemdModuleStream **)b;
g_autofree gchar *a_nsvca = modulemd_module_stream_get_NSVCA_as_string (a_);
g_autofree gchar *b_nsvca = modulemd_module_stream_get_NSVCA_as_string (b_);
return g_strcmp0 (a_nsvca, b_nsvca);
}
static gboolean
dump_streams (ModulemdModule *module, yaml_emitter_t *emitter, GError **error)
{
ModulemdModuleStream *stream = NULL;
gsize i = 0;
GPtrArray *streams = modulemd_module_get_all_streams (module);
g_autoptr (GError) nested_error = NULL;
/*
* Make sure we get a stable sorting by sorting just before dumping.
*/
g_ptr_array_sort (streams, compare_stream_SVCA);
for (i = 0; i < streams->len; i++)
{
stream = (ModulemdModuleStream *)g_ptr_array_index (streams, i);
if (!modulemd_module_stream_validate (stream, &nested_error))
{
g_propagate_prefixed_error (error,
g_steal_pointer (&nested_error),
"Could not validate stream to emit: ");
return FALSE;
}
if (modulemd_module_stream_get_mdversion (stream) ==
MD_MODULESTREAM_VERSION_ONE)
{
if (!modulemd_module_stream_v1_emit_yaml (
MODULEMD_MODULE_STREAM_V1 (stream), emitter, error))
return FALSE;
}
else if (modulemd_module_stream_get_mdversion (stream) ==
MD_MODULESTREAM_VERSION_TWO)
{
if (!modulemd_module_stream_v2_emit_yaml (
MODULEMD_MODULE_STREAM_V2 (stream), emitter, error))
return FALSE;
}
else
{
g_set_error_literal (error,
MODULEMD_ERROR,
MODULEMD_ERROR_VALIDATE,
"Provided stream is not a recognized version");
return FALSE;
}
}
return TRUE;
}
static gboolean
modulemd_module_index_dump_to_emitter (ModulemdModuleIndex *self,
yaml_emitter_t *emitter,
GError **error)
{
ModulemdModule *module = NULL;
gsize i;
g_autoptr (GPtrArray) modules =
modulemd_ordered_str_keys (self->modules, modulemd_strcmp_sort);
if (modules->len == 0)
{
g_set_error_literal (error,
MODULEMD_ERROR,
MODULEMD_ERROR_VALIDATE,
"Index contains no modules.");
return FALSE;
}
if (!mmd_emitter_start_stream (emitter, error))
return FALSE;
for (i = 0; i < modules->len; i++)
{
module = modulemd_module_index_get_module (
self, g_ptr_array_index (modules, i));
if (!dump_defaults (module, emitter, error))
return FALSE;
if (!dump_translations (module, emitter, error))
return FALSE;
if (!dump_streams (module, emitter, error))
return FALSE;
}
if (!mmd_emitter_end_stream (emitter, error))
return FALSE;
return TRUE;
}
gboolean
modulemd_module_index_update_from_file (ModulemdModuleIndex *self,
const gchar *yaml_file,
gboolean strict,
GPtrArray **failures,
GError **error)
{
if (*failures == NULL)
*failures = g_ptr_array_new_full (0, g_object_unref);
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
int saved_errno;
g_autoptr (FILE) yaml_stream = NULL;
g_autoptr (GError) nested_error = NULL;
int fd;
ModulemdCompressionTypeEnum comtype;
g_autofree gchar *fmode = NULL;
yaml_stream = g_fopen (yaml_file, "rb");
saved_errno = errno;
if (yaml_stream == NULL)
{
g_set_error (error,
MODULEMD_ERROR,
MODULEMD_YAML_ERROR_OPEN,
"Failed to open file: %s",
g_strerror (saved_errno));
return FALSE;
}
/* To avoid TOCTOU race conditions, do everything from the same opened
* file
*/
fd = fileno (yaml_stream);
/* Determine if the file is compressed */
comtype = modulemd_detect_compression (yaml_file, fd, &nested_error);
if (comtype == MODULEMD_COMPRESSION_TYPE_DETECTION_FAILED)
{
g_propagate_error (error, g_steal_pointer (&nested_error));
return FALSE;
}
else if (comtype == MODULEMD_COMPRESSION_TYPE_NO_COMPRESSION ||
comtype == MODULEMD_COMPRESSION_TYPE_UNKNOWN_COMPRESSION)
{
/* If it's not compressed (or we can't figure out what compression is in
* use), just use the libyaml function. It's fast and will fail quickly
* if the file is unreadable.
*/
return modulemd_module_index_update_from_stream (
self, yaml_stream, strict, failures, error);
}
#ifdef HAVE_RPMIO
/* We're handling a compressed input file, so we'll use librpm's "rpmio"
* suite of tools to deal with it. We need to construct a special "mode"
* argument to pass to Fdopen().
*/
FD_t rpmio_fd = NULL;
g_auto (FD_t) fd_dup = NULL;
fmode = modulemd_get_rpmio_fmode ("r", comtype);
if (!fmode)
{
g_set_error (error,
MODULEMD_ERROR,
MODULEMD_ERROR_FILE_ACCESS,
"Unable to construct rpmio fmode from comtype [%d]",
comtype);
return FALSE;
}
/* Create an rpmio file descriptor object from the current file descriptor,
* setting the appropriate "mode" so that librpm will read it with the
* correct handlers.
*/
fd_dup = fdDup (fd);
saved_errno = errno;
if (!fd_dup)
{
g_set_error (
error,
MODULEMD_ERROR,
MODULEMD_ERROR_NOT_IMPLEMENTED,
"Cannot open compressed file. Error in rpmio::fdDup(%d): %s",
fd,
strerror (saved_errno));
return FALSE;
}
g_debug ("Calling rpmio::Fdopen (%p, %s)", fd_dup, fmode);
rpmio_fd = Fdopen (fd_dup, fmode);
if (!rpmio_fd)
{
g_set_error_literal (
error,
MODULEMD_ERROR,
MODULEMD_ERROR_NOT_IMPLEMENTED,
"Cannot open compressed file. Error in rpmio::Fdopen().");
return FALSE;
}
g_debug ("rpmio::Fdopen (%p, %s) succeeded", fd_dup, fmode);
return modulemd_module_index_update_from_custom (
self, compressed_stream_read_fn, rpmio_fd, strict, failures, error);
#else /* HAVE_RPMIO */
g_set_error_literal (
error,
MODULEMD_ERROR,
MODULEMD_ERROR_NOT_IMPLEMENTED,
"Cannot open compressed file. libmodulemd was not compiled "
"with rpmio support.");
return FALSE;
#endif /* HAVE_RPMIO */
}
gboolean
modulemd_module_index_update_from_string (ModulemdModuleIndex *self,
const gchar *yaml_string,
gboolean strict,
GPtrArray **failures,
GError **error)
{
if (*failures == NULL)
*failures = g_ptr_array_new_full (0, g_object_unref);
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
if (!yaml_string)
{
g_set_error (
error, MODULEMD_ERROR, MODULEMD_YAML_ERROR_OPEN, "No string provided");
return FALSE;
}
MMD_INIT_YAML_PARSER (parser);
yaml_parser_set_input_string (
&parser, (const unsigned char *)yaml_string, strlen (yaml_string));
return modulemd_module_index_update_from_parser (
self, &parser, strict, FALSE, failures, error);
}
gboolean
modulemd_module_index_update_from_stream (ModulemdModuleIndex *self,
FILE *yaml_stream,
gboolean strict,
GPtrArray **failures,
GError **error)
{
if (*failures == NULL)
*failures = g_ptr_array_new_full (0, g_object_unref);
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
if (!yaml_stream)
{
g_set_error (
error, MODULEMD_ERROR, MODULEMD_YAML_ERROR_OPEN, "No stream provided");
return FALSE;
}
MMD_INIT_YAML_PARSER (parser);
yaml_parser_set_input_file (&parser, yaml_stream);
return modulemd_module_index_update_from_parser (
self, &parser, strict, FALSE, failures, error);
}
gboolean
modulemd_module_index_update_from_custom (ModulemdModuleIndex *self,
ModulemdReadHandler custom_read_fn,
void *custom_pvt_data,
gboolean strict,
GPtrArray **failures,
GError **error)
{
if (*failures == NULL)
*failures = g_ptr_array_new_full (0, g_object_unref);
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
g_return_val_if_fail (custom_read_fn, FALSE);
MMD_INIT_YAML_PARSER (parser);
yaml_parser_set_input (&parser, custom_read_fn, custom_pvt_data);
return modulemd_module_index_update_from_parser (
self, &parser, strict, FALSE, failures, error);
}
gchar *
modulemd_module_index_dump_to_string (ModulemdModuleIndex *self,
GError **error)
{
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), NULL);
MMD_INIT_YAML_EMITTER (emitter);
MMD_INIT_YAML_STRING (&emitter, yaml_string);
if (!modulemd_module_index_dump_to_emitter (self, &emitter, error))
return NULL;
return g_steal_pointer (&yaml_string->str);
}
gboolean
modulemd_module_index_dump_to_stream (ModulemdModuleIndex *self,
FILE *yaml_stream,
GError **error)
{
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
MMD_INIT_YAML_EMITTER (emitter);
yaml_emitter_set_output_file (&emitter, yaml_stream);
return modulemd_module_index_dump_to_emitter (self, &emitter, error);
}
gboolean
modulemd_module_index_dump_to_custom (ModulemdModuleIndex *self,
ModulemdWriteHandler custom_write_fn,
void *custom_pvt_data,
GError **error)
{
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
MMD_INIT_YAML_EMITTER (emitter);
yaml_emitter_set_output (&emitter, custom_write_fn, custom_pvt_data);
return modulemd_module_index_dump_to_emitter (self, &emitter, error);
}
GStrv
modulemd_module_index_get_module_names_as_strv (ModulemdModuleIndex *self)
{
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), NULL);
return modulemd_ordered_str_keys_as_strv (self->modules);
}
ModulemdModule *
modulemd_module_index_get_module (ModulemdModuleIndex *self,
const gchar *module_name)
{
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), NULL);
return g_hash_table_lookup (self->modules, module_name);
}
gboolean
modulemd_module_index_remove_module (ModulemdModuleIndex *self,
const gchar *module_name)
{
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
return g_hash_table_remove (self->modules, module_name);
}
gboolean
modulemd_module_index_add_module_stream (ModulemdModuleIndex *self,
ModulemdModuleStream *stream,
GError **error)
{
g_autoptr (GError) nested_error = NULL;
ModulemdModuleStreamVersionEnum mdversion = MD_MODULESTREAM_VERSION_UNSET;
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
if (!modulemd_module_stream_get_module_name (stream) ||
!modulemd_module_stream_get_stream_name (stream))
{
g_set_error (error,
MODULEMD_ERROR,
MODULEMD_YAML_ERROR_MISSING_REQUIRED,
"The module and stream names are required when adding to "
"ModuleIndex.");
return FALSE;
}
mdversion = modulemd_module_add_stream (
get_or_create_module (self,
modulemd_module_stream_get_module_name (stream)),
stream,
self->stream_mdversion,
&nested_error);
if (mdversion == MD_MODULESTREAM_VERSION_ERROR)
{
g_propagate_error (error, g_steal_pointer (&nested_error));
return FALSE;
}
if (mdversion > self->stream_mdversion)
{
/* Upgrade any streams we've already seen to this version */
g_debug ("Upgrading all streams to version %i", mdversion);
if (!modulemd_module_index_upgrade_streams (
self, mdversion, &nested_error))
{
g_propagate_error (error, g_steal_pointer (&nested_error));
return FALSE;
}
}
return TRUE;
}
gboolean
modulemd_module_index_upgrade_streams (
ModulemdModuleIndex *self,
ModulemdModuleStreamVersionEnum mdversion,
GError **error)
{
GHashTableIter iter;
gpointer key, value;
g_autoptr (ModulemdModule) module = NULL;
g_autoptr (GError) nested_error = NULL;
if (mdversion < self->stream_mdversion)
{
g_set_error (error,
MODULEMD_ERROR,
MODULEMD_ERROR_UPGRADE,
"Downgrades not permitted. mdversion %i < current %i",
mdversion,
self->stream_mdversion);
return FALSE;
}
g_hash_table_iter_init (&iter, self->modules);
while (g_hash_table_iter_next (&iter, &key, &value))
{
module = g_object_ref (MODULEMD_MODULE (value));
/* Skip any module without streams */
if (modulemd_module_get_all_streams (module)->len == 0)
{
g_clear_object (&module);
continue;
}
if (!modulemd_module_upgrade_streams (module, mdversion, &nested_error))
{
g_propagate_prefixed_error (
error,
g_steal_pointer (&nested_error),
"Error upgrading streams for module %s",
modulemd_module_get_module_name (module));
return FALSE;
}
g_clear_object (&module);
}
self->stream_mdversion = mdversion;
return TRUE;
}
gboolean
modulemd_module_index_add_defaults (ModulemdModuleIndex *self,
ModulemdDefaults *defaults,
GError **error)
{
g_autoptr (GError) nested_error = NULL;
ModulemdDefaultsVersionEnum mdversion = MD_DEFAULTS_VERSION_UNSET;
g_return_val_if_fail (MODULEMD_IS_MODULE_INDEX (self), FALSE);
mdversion = modulemd_module_set_defaults (
get_or_create_module (self, modulemd_defaults_get_module_name (defaults)),
defaults,
self->defaults_mdversion,
&nested_error);
if (mdversion == MD_DEFAULTS_VERSION_ERROR)
{
g_propagate_error (error, g_steal_pointer (&nested_error));
return FALSE;
}
if (mdversion > self->defaults_mdversion)
{
/* Upgrade any defaults we've already seen to this version */
g_debug ("Upgrading all defaults to version %i", mdversion);
if (!modulemd_module_index_upgrade_defaults (
self, mdversion, &nested_error))
{
g_propagate_error (error, g_steal_pointer (&nested_error));
return FALSE;
}
}
return TRUE;
}
GHashTable *
modulemd_module_index_get_default_streams_as_hash_table (
ModulemdModuleIndex *self, const gchar *intent)
{
GHashTable *defaults = NULL;
GHashTableIter iter;
gpointer key, value;
ModulemdDefaults *defs = NULL;
const gchar *def_stream_name = NULL;
defaults = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
g_hash_table_iter_init (&iter, self->modules);
while (g_hash_table_iter_next (&iter, &key, &value))
{
defs = modulemd_module_get_defaults (MODULEMD_MODULE (value));
if (defs)
{
switch (modulemd_defaults_get_mdversion (defs))
{
case MD_DEFAULTS_VERSION_ONE:
def_stream_name = modulemd_defaults_v1_get_default_stream (
MODULEMD_DEFAULTS_V1 (defs), intent);
if (def_stream_name)
{
/* This module has a default stream. Add it to the table */
g_hash_table_replace (
defaults, g_strdup (key), g_strdup (def_stream_name));
}
break;
default:
/* This should be impossible and suggests that we somehow added
* a corrupt defaults object. We will ignore it and continue to
* return valid entries.
*/
g_warning ("Encountered an unknown defaults mdversion: %" PRIu64,
modulemd_defaults_get_mdversion (defs));
break;
}
}
}
return defaults;
}
gboolean
modulemd_module_index_upgrade_defaults (ModulemdModuleIndex *self,
ModulemdDefaultsVersionEnum mdversion,
GError **error)
{
GHashTableIter iter;
gpointer key, value;
g_autoptr (ModulemdModule) module = NULL;
g_autoptr (ModulemdDefaults) defaults = NULL;
ModulemdDefaultsVersionEnum returned_mdversion = MD_DEFAULTS_VERSION_UNSET;
g_autoptr (GError) nested_error = NULL;
if (mdversion < self->defaults_mdversion)
{
g_set_error (error,
MODULEMD_ERROR,
MODULEMD_ERROR_UPGRADE,
"Downgrades not permitted. mdversion %i < current %i",
mdversion,
self->defaults_mdversion);
return FALSE;
}
if (mdversion > MD_DEFAULTS_VERSION_LATEST)
{
g_set_error (error,
MODULEMD_ERROR,
MODULEMD_ERROR_UPGRADE,
"Unknown Defaults metadata version %i",
mdversion);
return FALSE;
}
g_hash_table_iter_init (&iter, self->modules);
while (g_hash_table_iter_next (&iter, &key, &value))
{
module = g_object_ref (MODULEMD_MODULE (value));
defaults = modulemd_module_get_defaults (module);
/* Skip any module without defaults */
if (!defaults)
{
g_clear_object (&module);
continue;
}
g_object_ref (defaults);
returned_mdversion = modulemd_module_set_defaults (
module, defaults, self->defaults_mdversion, &nested_error);
if (returned_mdversion != mdversion)
{
g_propagate_prefixed_error (
error,
g_steal_pointer (&nested_error),
"Error upgrading previously-added defaults: ");
return FALSE;
}
g_clear_object (&defaults);
g_clear_object (&module);
}
self->defaults_mdversion = mdversion;
return TRUE;
}
gboolean
modulemd_module_index_add_translation (ModulemdModuleIndex *self,
ModulemdTranslation *translation,