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flatpak-builtins-build-export.c
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flatpak-builtins-build-export.c
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/* vi:set et sw=2 sts=2 cin cino=t0,f0,(0,{s,>2s,n-s,^-s,e-s:
* Copyright © 2014 Red Hat, Inc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http:https://www.gnu.org/licenses/>.
*
* Authors:
* Alexander Larsson <[email protected]>
*/
#include "config.h"
#include <locale.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <glib/gi18n.h>
#include "libglnx.h"
#include "flatpak-builtins.h"
#include "flatpak-utils-private.h"
#include "parse-datetime.h"
static char *opt_subject;
static char *opt_body;
static char *opt_arch;
static gboolean opt_runtime;
static gboolean opt_update_appstream;
static gboolean opt_no_update_summary;
static gboolean opt_disable_fsync;
static gboolean opt_disable_sandbox = FALSE;
static char **opt_gpg_key_ids;
static char **opt_exclude;
static char **opt_include;
static char *opt_gpg_homedir;
static char *opt_files;
static char *opt_metadata;
static char *opt_timestamp = NULL;
static char *opt_endoflife;
static char *opt_endoflife_rebase;
static char **opt_subsets;
static char *opt_collection_id = NULL;
static int opt_token_type = -1;
static gboolean opt_no_summary_index = FALSE;
static GOptionEntry options[] = {
{ "subject", 's', 0, G_OPTION_ARG_STRING, &opt_subject, N_("One line subject"), N_("SUBJECT") },
{ "body", 'b', 0, G_OPTION_ARG_STRING, &opt_body, N_("Full description"), N_("BODY") },
{ "arch", 0, 0, G_OPTION_ARG_STRING, &opt_arch, N_("Architecture to export for (must be host compatible)"), N_("ARCH") },
{ "runtime", 'r', 0, G_OPTION_ARG_NONE, &opt_runtime, N_("Commit runtime (/usr), not /app"), NULL },
{ "update-appstream", 0, 0, G_OPTION_ARG_NONE, &opt_update_appstream, N_("Update the appstream branch"), NULL },
{ "no-update-summary", 0, 0, G_OPTION_ARG_NONE, &opt_no_update_summary, N_("Don't update the summary"), NULL },
{ "files", 0, 0, G_OPTION_ARG_STRING, &opt_files, N_("Use alternative directory for the files"), N_("SUBDIR") },
{ "metadata", 0, 0, G_OPTION_ARG_STRING, &opt_metadata, N_("Use alternative file for the metadata"), N_("FILE") },
{ "gpg-sign", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_gpg_key_ids, N_("GPG Key ID to sign the commit with"), N_("KEY-ID") },
{ "exclude", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_exclude, N_("Files to exclude"), N_("PATTERN") },
{ "include", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_include, N_("Excluded files to include"), N_("PATTERN") },
{ "gpg-homedir", 0, 0, G_OPTION_ARG_STRING, &opt_gpg_homedir, N_("GPG Homedir to use when looking for keyrings"), N_("HOMEDIR") },
{ "subset", 0, 0, G_OPTION_ARG_STRING_ARRAY, &opt_subsets, "Add to a named subset", "SUBSET" },
{ "end-of-life", 0, 0, G_OPTION_ARG_STRING, &opt_endoflife, N_("Mark build as end-of-life"), N_("REASON") },
{ "end-of-life-rebase", 0, 0, G_OPTION_ARG_STRING, &opt_endoflife_rebase, N_("Mark build as end-of-life, to be replaced with the given ID"), N_("ID") },
{ "token-type", 0, 0, G_OPTION_ARG_INT, &opt_token_type, N_("Set type of token needed to install this commit"), N_("VAL") },
{ "timestamp", 0, 0, G_OPTION_ARG_STRING, &opt_timestamp, N_("Override the timestamp of the commit"), N_("TIMESTAMP") },
{ "collection-id", 0, 0, G_OPTION_ARG_STRING, &opt_collection_id, N_("Collection ID"), "COLLECTION-ID" },
{ "disable-fsync", 0, 0, G_OPTION_ARG_NONE, &opt_disable_fsync, "Do not invoke fsync()", NULL },
{ "disable-sandbox", 0, 0, G_OPTION_ARG_NONE, &opt_disable_sandbox, "Do not sandbox icon validator", NULL },
{ "no-summary-index", 0, 0, G_OPTION_ARG_NONE, &opt_no_summary_index, N_("Don't generate a summary index"), NULL },
{ NULL }
};
static gboolean
metadata_get_arch (GFile *file, char **out_arch, GError **error)
{
g_autofree char *path = NULL;
g_autoptr(GKeyFile) keyfile = NULL;
g_autofree char *runtime = NULL;
g_auto(GStrv) parts = NULL;
if (opt_arch != NULL)
{
*out_arch = g_strdup (opt_arch);
return TRUE;
}
keyfile = g_key_file_new ();
path = g_file_get_path (file);
if (!g_key_file_load_from_file (keyfile, path, G_KEY_FILE_NONE, error))
return FALSE;
runtime = g_key_file_get_string (keyfile,
"Application",
"runtime", NULL);
if (runtime == NULL)
runtime = g_key_file_get_string (keyfile,
"Application",
"sdk", NULL);
if (runtime == NULL)
runtime = g_key_file_get_string (keyfile,
"Runtime",
"runtime", NULL);
if (runtime == NULL)
runtime = g_key_file_get_string (keyfile,
"Runtime",
"sdk", NULL);
if (runtime == NULL)
{
*out_arch = g_strdup (flatpak_get_arch ());
return TRUE;
}
parts = g_strsplit (runtime, "/", 0);
if (g_strv_length (parts) != 3)
return flatpak_fail (error, "Failed to determine arch from metadata runtime key: %s", runtime);
*out_arch = g_strdup (parts[1]);
return TRUE;
}
static gboolean
is_empty_directory (GFile *file, GCancellable *cancellable)
{
g_autoptr(GFileEnumerator) file_enum = NULL;
g_autoptr(GFileInfo) child_info = NULL;
file_enum = g_file_enumerate_children (file, G_FILE_ATTRIBUTE_STANDARD_NAME,
G_FILE_QUERY_INFO_NONE,
cancellable, NULL);
if (!file_enum)
return FALSE;
child_info = g_file_enumerator_next_file (file_enum, cancellable, NULL);
if (child_info)
return FALSE;
return TRUE;
}
typedef struct
{
const char **exclude;
const char **include;
} CommitData;
static gboolean
matches_patterns (const char **patterns, const char *path)
{
int i;
if (patterns == NULL)
return FALSE;
for (i = 0; patterns[i] != NULL; i++)
{
if (flatpak_path_match_prefix (patterns[i], path) != NULL)
return TRUE;
}
return FALSE;
}
static OstreeRepoCommitFilterResult
commit_filter (OstreeRepo *repo,
const char *path,
GFileInfo *file_info,
CommitData *commit_data)
{
guint mode;
/* No user info */
g_file_info_set_attribute_uint32 (file_info, "unix::uid", 0);
g_file_info_set_attribute_uint32 (file_info, "unix::gid", 0);
/* In flatpak, there is no real reason for files to have different
* permissions based on the group or user really, everything is
* always used readonly for everyone. Having things be writeable
* for anyone but the user just causes risks for the system-installed
* case. So, we canonicalize the mode to writable only by the user,
* readable to all, and executable for all for directories and
* files that the user can execute.
*/
mode = g_file_info_get_attribute_uint32 (file_info, "unix::mode");
if (g_file_info_get_file_type (file_info) == G_FILE_TYPE_DIRECTORY)
mode = 0755 | S_IFDIR;
else if (g_file_info_get_file_type (file_info) == G_FILE_TYPE_REGULAR)
{
/* If use can execute, make executable by all */
if (mode & S_IXUSR)
mode = 0755 | S_IFREG;
else /* otherwise executable by none */
mode = 0644 | S_IFREG;
}
g_file_info_set_attribute_uint32 (file_info, "unix::mode", mode);
if (matches_patterns (commit_data->exclude, path) &&
!matches_patterns (commit_data->include, path))
{
g_info ("Excluding %s", path);
return OSTREE_REPO_COMMIT_FILTER_SKIP;
}
return OSTREE_REPO_COMMIT_FILTER_ALLOW;
}
static gboolean
add_file_to_mtree (GFile *file,
const char *name,
OstreeRepo *repo,
OstreeMutableTree *mtree,
GCancellable *cancellable,
GError **error)
{
g_autoptr(GFileInfo) file_info = NULL;
g_autoptr(GInputStream) raw_input = NULL;
g_autoptr(GInputStream) input = NULL;
guint64 length;
g_autofree guchar *child_file_csum = NULL;
g_autofree char *tmp_checksum = NULL;
file_info = g_file_query_info (file,
"standard::size",
0, cancellable, error);
if (file_info == NULL)
return FALSE;
g_file_info_set_name (file_info, name);
g_file_info_set_file_type (file_info, G_FILE_TYPE_REGULAR);
g_file_info_set_attribute_uint32 (file_info, "unix::uid", 0);
g_file_info_set_attribute_uint32 (file_info, "unix::gid", 0);
g_file_info_set_attribute_uint32 (file_info, "unix::mode", 0100644);
raw_input = (GInputStream *) g_file_read (file, cancellable, error);
if (raw_input == NULL)
return FALSE;
if (!ostree_raw_file_to_content_stream (raw_input,
file_info, NULL,
&input, &length,
cancellable, error))
return FALSE;
if (!ostree_repo_write_content (repo, NULL, input, length,
&child_file_csum, cancellable, error))
return FALSE;
tmp_checksum = ostree_checksum_from_bytes (child_file_csum);
if (!ostree_mutable_tree_replace_file (mtree, name, tmp_checksum, error))
return FALSE;
return TRUE;
}
static gboolean
find_file_in_tree (GFile *base, const char *filename)
{
g_autoptr(GFileEnumerator) enumerator = NULL;
enumerator = g_file_enumerate_children (base,
G_FILE_ATTRIBUTE_STANDARD_TYPE ","
G_FILE_ATTRIBUTE_STANDARD_NAME,
G_FILE_QUERY_INFO_NONE,
NULL,
NULL);
if (!enumerator)
return FALSE;
do
{
g_autoptr(GFileInfo) info = g_file_enumerator_next_file (enumerator, NULL, NULL);
GFileType type;
const char *name;
if (!info)
return FALSE;
type = g_file_info_get_file_type (info);
name = g_file_info_get_name (info);
if (type == G_FILE_TYPE_REGULAR && strcmp (name, filename) == 0)
return TRUE;
else if (type == G_FILE_TYPE_DIRECTORY)
{
g_autoptr(GFile) dir = g_file_get_child (base, name);
if (find_file_in_tree (dir, filename))
return TRUE;
}
}
while (1);
return FALSE;
}
typedef gboolean (* VisitFileFunc) (GFile *file,
GError **error);
static gboolean
visit_files_in_tree (GFile *base,
VisitFileFunc visit_file,
gpointer data)
{
g_autoptr(GFileEnumerator) enumerator = NULL;
GError **error = data;
enumerator = g_file_enumerate_children (base,
G_FILE_ATTRIBUTE_STANDARD_TYPE ","
G_FILE_ATTRIBUTE_STANDARD_NAME,
G_FILE_QUERY_INFO_NONE,
NULL,
NULL);
if (!enumerator)
return FALSE;
do
{
GFileInfo *info;
GFile *child;
GFileType type;
if (!g_file_enumerator_iterate (enumerator, &info, &child, NULL, error))
return FALSE;
if (!info)
return TRUE;
type = g_file_info_get_file_type (info);
if (type == G_FILE_TYPE_REGULAR)
{
if (!visit_file (child, data))
return FALSE;
}
else if (type == G_FILE_TYPE_DIRECTORY)
{
if (!visit_files_in_tree (child, visit_file, data))
return FALSE;
}
}
while (1);
return TRUE;
}
G_GNUC_NULL_TERMINATED
static void
add_args (GPtrArray *argv_array, ...)
{
va_list args;
const char *arg;
va_start (args, argv_array);
while ((arg = va_arg (args, const gchar *)))
g_ptr_array_add (argv_array, g_strdup (arg));
va_end (args);
}
static gboolean
validate_icon_file (GFile *file, GError **error)
{
g_autoptr(GPtrArray) args = NULL;
const char *name;
int status;
g_autofree char *err = NULL;
const char *validate_icon = LIBEXECDIR "/flatpak-validate-icon";
name = flatpak_file_get_path_cached (file);
if (g_getenv ("FLATPAK_VALIDATE_ICON"))
validate_icon = g_getenv ("FLATPAK_VALIDATE_ICON");
args = g_ptr_array_new_with_free_func (g_free);
#ifndef DISABLE_SANDBOXED_TRIGGERS
if (!opt_disable_sandbox)
add_args (args, validate_icon, "--sandbox", "512", "512", name, NULL);
else
#endif
add_args (args, validate_icon, "512", "512", name, NULL);
g_ptr_array_add (args, NULL);
if (!g_spawn_sync (NULL, (char **) args->pdata, NULL,
G_SPAWN_STDOUT_TO_DEV_NULL,
NULL, NULL, NULL, &err, &status, error))
{
g_info ("Icon validation: %s", (*error)->message);
return FALSE;
}
if (!g_spawn_check_exit_status (status, NULL))
{
g_info ("Icon validation: %s", err);
return flatpak_fail (error, "%s is not a valid icon: %s", name, err);
}
return TRUE;
}
static gboolean
validate_exported_icons (GFile *export,
const char *app_id,
GError **error)
{
g_autoptr(GFile) icondir = NULL;
icondir = g_file_resolve_relative_path (export, "share/icons/hicolor");
visit_files_in_tree (icondir, validate_icon_file, error);
return !*error;
}
static GFile *
convert_app_absolute_path (const char *path, GFile *files)
{
g_autofree char *exec_path = NULL;
if (g_path_is_absolute (path))
{
if (g_str_has_prefix (path, "/app/"))
exec_path = g_strdup (path + 5);
else
exec_path = g_strdup (path);
}
else
exec_path = g_strconcat ("bin/", path, NULL);
return g_file_resolve_relative_path (files, exec_path);
}
static gboolean
validate_desktop_file (GFile *desktop_file,
GFile *export,
GFile *files,
const char *app_id,
char **icon,
gboolean *activatable,
GError **error)
{
g_autofree char *path = g_file_get_path (desktop_file);
g_autoptr(GSubprocess) subprocess = NULL;
g_autofree char *stdout_buf = NULL;
g_autofree char *stderr_buf = NULL;
g_autoptr(GError) local_error = NULL;
g_autoptr(GKeyFile) key_file = NULL;
g_autofree char *command = NULL;
g_auto(GStrv) argv = NULL;
g_autoptr(GFile) bin_file = NULL;
if (!g_file_query_exists (desktop_file, NULL))
return TRUE;
subprocess = g_subprocess_new (G_SUBPROCESS_FLAGS_STDOUT_PIPE |
G_SUBPROCESS_FLAGS_STDERR_PIPE |
G_SUBPROCESS_FLAGS_STDERR_MERGE,
&local_error, "desktop-file-validate", path, NULL);
if (!subprocess)
{
if (!g_error_matches (local_error, G_SPAWN_ERROR, G_SPAWN_ERROR_NOENT))
g_print (_("WARNING: Error running desktop-file-validate: %s\n"), local_error->message);
g_clear_error (&local_error);
goto check_refs;
}
if (!g_subprocess_communicate_utf8 (subprocess, NULL, NULL, &stdout_buf, &stderr_buf, &local_error))
{
g_print (_("WARNING: Error reading from desktop-file-validate: %s\n"), local_error->message);
g_clear_error (&local_error);
}
if (g_subprocess_get_if_exited (subprocess) &&
g_subprocess_get_exit_status (subprocess) != 0)
g_print (_("WARNING: Failed to validate desktop file %s: %s\n"), path, stdout_buf);
check_refs:
/* Test that references to other files are valid */
key_file = g_key_file_new ();
if (!g_key_file_load_from_file (key_file, path, G_KEY_FILE_NONE, error))
return FALSE;
*activatable = g_key_file_get_boolean (key_file,
G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_DBUS_ACTIVATABLE,
NULL);
/* Validate Exec command: Unless we have DBusActivatable=true the key should
* be present and – if set to a non-empty value – should point to an existing
* binary.
*
* Empty values are allowed, they will result in the default command being
* run by Flatpak when starting the application.
*/
command = g_key_file_get_string (key_file,
G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_EXEC,
&local_error);
if (!command && *activatable == FALSE)
{
g_print (_("WARNING: Can't find Exec key in %s: %s\n"), path, local_error->message);
g_clear_error (&local_error);
}
else if (command && strlen(command) > 0)
{
argv = g_strsplit (command, " ", 0);
bin_file = convert_app_absolute_path (argv[0], files);
if (!g_file_query_exists (bin_file, NULL))
g_print (_("WARNING: Binary not found for Exec line in %s: %s\n"), path, command);
}
*icon = g_key_file_get_string (key_file,
G_KEY_FILE_DESKTOP_GROUP,
G_KEY_FILE_DESKTOP_KEY_ICON,
NULL);
if (*icon && !g_str_has_prefix (*icon, app_id))
g_print (_("WARNING: Icon not matching app id in %s: %s\n"), path, *icon);
return TRUE;
}
static gboolean
validate_icon (const char *icon,
GFile *export,
const char *app_id,
GError **error)
{
g_autoptr(GFile) icondir = NULL;
g_autofree char *png = NULL;
g_autofree char *svg = NULL;
if (!icon)
return TRUE;
icondir = g_file_resolve_relative_path (export, "share/icons/hicolor");
png = g_strconcat (icon, ".png", NULL);
svg = g_strconcat (icon, ".svg", NULL);
if (!find_file_in_tree (icondir, png) &&
!find_file_in_tree (icondir, svg))
g_print (_("WARNING: Icon referenced in desktop file but not exported: %s\n"), icon);
return TRUE;
}
static gboolean
validate_service_file (GFile *service_file,
gboolean activatable,
GFile *files,
const char *app_id,
GError **error)
{
g_autofree char *path = g_file_get_path (service_file);
g_autoptr(GKeyFile) key_file = NULL;
g_autofree char *name = NULL;
g_autofree char *command = NULL;
g_auto(GStrv) argv = NULL;
g_autoptr(GFile) bin_file = NULL;
if (!g_file_query_exists (service_file, NULL))
{
if (activatable)
{
g_set_error (error,
G_IO_ERROR, G_IO_ERROR_FAILED,
"Desktop file D-Bus activatable, but service file not exported: %s", path);
return FALSE;
}
return TRUE;
}
key_file = g_key_file_new ();
if (!g_key_file_load_from_file (key_file, path, G_KEY_FILE_NONE, error))
return FALSE;
name = g_key_file_get_string (key_file, "D-BUS Service", "Name", error);
if (!name)
{
g_prefix_error (error, "Invalid service file %s: ", path);
return FALSE;
}
if (strcmp (name, app_id) != 0)
{
g_set_error (error,
G_IO_ERROR, G_IO_ERROR_FAILED,
"Name in service file %s does not match app id: %s", path, name);
return FALSE;
}
command = g_key_file_get_string (key_file, "D-BUS Service", "Exec", error);
if (!command)
{
g_prefix_error (error, "Invalid service file %s: ", path);
return FALSE;
}
argv = g_strsplit (command, " ", 0);
bin_file = convert_app_absolute_path (argv[0], files);
if (!g_file_query_exists (bin_file, NULL))
g_print (_("WARNING: Binary not found for Exec line in %s: %s\n"), path, command);
return TRUE;
}
static gboolean
get_subsets (char **subsets, GVariant **out)
{
g_autoptr(GVariantBuilder) builder = g_variant_builder_new (G_VARIANT_TYPE ("as"));
gboolean found = FALSE;
if (subsets == NULL)
return FALSE;
for (int i = 0; subsets[i] != NULL; i++)
{
const char *subset = subsets[i];
if (*subset != 0)
{
found = TRUE;
g_variant_builder_add (builder, "s", subset);
}
}
if (!found)
return FALSE;
*out = g_variant_ref_sink (g_variant_builder_end (builder));
return TRUE;
}
static gboolean
validate_exports (GFile *export, GFile *files, const char *app_id, GError **error)
{
g_autofree char *desktop_path = NULL;
g_autoptr(GFile) desktop_file = NULL;
g_autofree char *service_path = NULL;
g_autoptr(GFile) service_file = NULL;
g_autofree char *icon = NULL;
gboolean activatable = FALSE;
desktop_path = g_strconcat ("share/applications/", app_id, ".desktop", NULL);
desktop_file = g_file_resolve_relative_path (export, desktop_path);
if (!validate_desktop_file (desktop_file, export, files, app_id, &icon, &activatable, error))
return FALSE;
if (!validate_icon (icon, export, app_id, error))
return FALSE;
if (!validate_exported_icons (export, app_id, error))
return FALSE;
service_path = g_strconcat ("share/dbus-1/services/", app_id, ".service", NULL);
service_file = g_file_resolve_relative_path (export, service_path);
if (!validate_service_file (service_file, activatable, files, app_id, error))
return FALSE;
return TRUE;
}
static gboolean
collect_extra_data (GKeyFile *metakey, GVariantDict *metadata_dict, GError **error)
{
g_auto(GStrv) keys = NULL;
g_autoptr(GVariantBuilder) extra_data_sources_builder = NULL;
g_autoptr(GVariant) extra_data_sources = NULL;
int i;
keys = g_key_file_get_keys (metakey, "Extra Data", NULL, NULL);
if (keys == NULL)
return TRUE;
extra_data_sources_builder = g_variant_builder_new (G_VARIANT_TYPE ("a(ayttays)"));
for (i = 0; keys[i] != NULL; i++)
{
const char *key = keys[i];
if (g_str_has_prefix (key, "uri"))
{
const char *suffix = key + 3;
g_autofree char *uri = NULL;
g_autofree char *checksum_key = NULL;
g_autofree char *size_key = NULL;
g_autofree char *installed_size_key = NULL;
g_autofree char *name_key = NULL;
g_autofree char *checksum = NULL;
g_autofree char *name = NULL;
guint64 size, installed_size;
checksum_key = g_strconcat ("checksum", suffix, NULL);
size_key = g_strconcat ("size", suffix, NULL);
installed_size_key = g_strconcat ("installed-size", suffix, NULL);
name_key = g_strconcat ("name", suffix, NULL);
uri = g_key_file_get_string (metakey, "Extra Data", key, error);
if (uri == NULL)
return FALSE;
if (!g_str_has_prefix (uri, "http:") &&
!g_str_has_prefix (uri, "https:"))
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_INVALID_VALUE,
_("Invalid uri type %s, only http/https supported"), uri);
return FALSE;
}
if (g_key_file_has_key (metakey, "Extra Data", name_key, NULL))
{
name = g_key_file_get_string (metakey, "Extra Data", name_key, error);
if (name == NULL)
return FALSE;
}
else
{
g_autoptr(GFile) file = g_file_new_for_uri (uri);
name = g_file_get_basename (file);
if (name == NULL || *name == 0)
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_INVALID_VALUE,
_("Unable to find basename in %s, specify a name explicitly"), uri);
return FALSE;
}
}
if (strchr (name, '/') != NULL)
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_INVALID_VALUE,
_("No slashes allowed in extra data name"));
return FALSE;
}
checksum = g_key_file_get_string (metakey, "Extra Data", checksum_key, error);
if (checksum == NULL)
return FALSE;
if (!ostree_validate_checksum_string (checksum, NULL))
{
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_INVALID_VALUE,
_("Invalid format for sha256 checksum: '%s'"), checksum);
return FALSE;
}
size = g_key_file_get_uint64 (metakey, "Extra Data", size_key, error);
if (size == 0)
{
if (error != NULL && *error == NULL)
g_set_error (error, G_KEY_FILE_ERROR,
G_KEY_FILE_ERROR_INVALID_VALUE,
_("Extra data sizes of zero not supported"));
return FALSE;
}
installed_size = g_key_file_get_uint64 (metakey, "Extra Data", installed_size_key, NULL);
g_variant_builder_add (extra_data_sources_builder,
"(^aytt@ay&s)",
name, GUINT64_TO_BE (size), GUINT64_TO_BE (installed_size),
ostree_checksum_to_bytes_v (checksum), uri);
}
}
extra_data_sources = g_variant_ref_sink (g_variant_builder_end (extra_data_sources_builder));
g_variant_dict_insert_value (metadata_dict, "xa.extra-data-sources", extra_data_sources);
return TRUE;
}
gboolean
flatpak_builtin_build_export (int argc, char **argv, GCancellable *cancellable, GError **error)
{
gboolean ret = FALSE;
g_autoptr(GOptionContext) context = NULL;
g_autoptr(GFile) base = NULL;
g_autoptr(GFile) files = NULL;
g_autoptr(GFile) usr = NULL;
g_autoptr(GFile) metadata = NULL;
g_autoptr(GFile) export = NULL;
g_autoptr(GFile) repofile = NULL;
g_autoptr(GFile) root = NULL;
g_autoptr(OstreeRepo) repo = NULL;
const char *location;
const char *directory;
const char *branch;
g_autofree char *arch = NULL;
g_autofree char *full_branch = NULL;
g_autofree char *id = NULL;
g_autofree char *parent = NULL;
g_autofree char *commit_checksum = NULL;
g_autofree char *metadata_contents = NULL;
g_autofree char *format_size = NULL;
g_autoptr(OstreeMutableTree) mtree = NULL;
g_autoptr(OstreeMutableTree) files_mtree = NULL;
g_autoptr(OstreeMutableTree) export_mtree = NULL;
g_autoptr(GKeyFile) metakey = NULL;
g_autoptr(GError) my_error = NULL;
gsize metadata_size;
g_autofree char *subject = NULL;
g_autofree char *body = NULL;
OstreeRepoTransactionStats stats;
g_autoptr(OstreeRepoCommitModifier) modifier = NULL;
CommitData commit_data = {0};
g_auto(GVariantDict) metadata_dict = FLATPAK_VARIANT_DICT_INITIALIZER;
g_autoptr(GVariant) metadata_dict_v = NULL;
g_autoptr(GVariant) subsets_v = NULL;
gboolean is_runtime = FALSE;
gboolean is_extension = FALSE;
guint64 installed_size = 0, download_size = 0;
struct timespec ts;
const char *collection_id;
context = g_option_context_new (_("LOCATION DIRECTORY [BRANCH] - Create a repository from a build directory"));
g_option_context_set_translation_domain (context, GETTEXT_PACKAGE);
if (!flatpak_option_context_parse (context, options, &argc, &argv, FLATPAK_BUILTIN_FLAG_NO_DIR, NULL, cancellable, error))
goto out;
if (argc < 3)
{
usage_error (context, _("LOCATION and DIRECTORY must be specified"), error);
goto out;
}
if (argc > 4)
{
usage_error (context, _("Too many arguments"), error);
goto out;
}
location = argv[1];
directory = argv[2];
if (argc >= 4)
branch = argv[3];
else
branch = "master";
if (opt_collection_id != NULL &&
!ostree_validate_collection_id (opt_collection_id, &my_error))
{
flatpak_fail (error, _("‘%s’ is not a valid collection ID: %s"), opt_collection_id, my_error->message);
goto out;
}
if (!flatpak_is_valid_branch (branch, -1, &my_error))
{
flatpak_fail (error, _("'%s' is not a valid branch name: %s"), branch, my_error->message);
goto out;
}
base = g_file_new_for_commandline_arg (directory);
if (opt_files)
files = g_file_resolve_relative_path (base, opt_files);
else
files = g_file_get_child (base, "files");
if (opt_files)
usr = g_file_resolve_relative_path (base, opt_files);
else
usr = g_file_get_child (base, "usr");
if (opt_metadata)
metadata = g_file_resolve_relative_path (base, opt_metadata);
else
metadata = g_file_get_child (base, "metadata");
export = g_file_get_child (base, "export");
if (!g_file_query_exists (files, cancellable) ||
!g_file_query_exists (metadata, cancellable))
{
flatpak_fail (error, _("Build directory %s not initialized, use flatpak build-init"), directory);
goto out;
}
if (!g_file_load_contents (metadata, cancellable, &metadata_contents, &metadata_size, NULL, error))
goto out;
metakey = g_key_file_new ();
if (!g_key_file_load_from_data (metakey, metadata_contents, metadata_size, 0, error))
goto out;
id = g_key_file_get_string (metakey, "Application", "name", NULL);
if (id == NULL)
{
id = g_key_file_get_string (metakey, "Runtime", "name", NULL);
if (id == NULL)
{
flatpak_fail (error, _("No name specified in the metadata"));
goto out;
}
is_runtime = TRUE;
if (g_key_file_has_group (metakey, "ExtensionOf"))
is_extension = TRUE;
}
if (!(opt_runtime || is_runtime) && !g_file_query_exists (export, cancellable))
{
flatpak_fail (error, "Build directory %s not finalized, use flatpak build-finish", directory);
goto out;
}
g_variant_dict_init (&metadata_dict, NULL);
if (!collect_extra_data (metakey, &metadata_dict, error))
goto out;
if (!(opt_runtime || is_runtime) &&
!validate_exports (export, files, id, error))
goto out;
if (!metadata_get_arch (metadata, &arch, error))
goto out;
if (opt_subject)
subject = g_strdup (opt_subject);
else
subject = g_strconcat ("Export ", id, NULL);
if (opt_body)
body = g_strdup (opt_body);
else
body = g_strdup_printf ("Name: %s\n"
"Arch: %s\n"
"Branch: %s\n"
"Built with: "PACKAGE_STRING "\n",
id, arch, branch);
full_branch = g_strconcat ((opt_runtime || is_runtime) ? "runtime/" : "app/", id, "/", arch, "/", branch, NULL);
repofile = g_file_new_for_commandline_arg (location);
repo = ostree_repo_new (repofile);
if (g_file_query_exists (repofile, cancellable) &&
!is_empty_directory (repofile, cancellable))
{
const char *repo_collection_id;
if (!ostree_repo_open (repo, cancellable, error))
goto out;
repo_collection_id = ostree_repo_get_collection_id (repo);
if (!flatpak_repo_resolve_rev (repo, repo_collection_id, NULL, full_branch, TRUE,
&parent, cancellable, error))
goto out;
if (opt_collection_id != NULL &&
g_strcmp0 (repo_collection_id, opt_collection_id) != 0)
{
flatpak_fail (error, "Specified collection ID ‘%s’ doesn’t match collection ID in repository configuration ‘%s’.",
opt_collection_id, ostree_repo_get_collection_id (repo));
goto out;
}
}
else
{
if (opt_collection_id != NULL &&
!ostree_repo_set_collection_id (repo, opt_collection_id, error))
goto out;
if (!ostree_repo_create (repo, OSTREE_REPO_MODE_ARCHIVE_Z2, cancellable, error))
goto out;
}
if (opt_disable_fsync)
ostree_repo_set_disable_fsync (repo, TRUE);
/* Get the canonical collection ID which we’ll use for the commit. This might
* be %NULL if the existing repo doesn’t have one and none was specified on
* the command line. */
collection_id = ostree_repo_get_collection_id (repo);
if (!ostree_repo_prepare_transaction (repo, NULL, cancellable, error))
goto out;
/* This is useful only if the target is a "bare" rep, but this happens
in flatpak-builder when committing to the cache repo. For other repos
this is a no-op */
if (!ostree_repo_scan_hardlinks (repo, cancellable, error))
goto out;
mtree = ostree_mutable_tree_new ();
if (!flatpak_mtree_ensure_dir_metadata (repo, mtree, cancellable, error))
goto out;
if (!ostree_mutable_tree_ensure_dir (mtree, "files", &files_mtree, error))