gboolean ostree_builtin_summary (int argc, char **argv, GCancellable *cancellable, GError **error) { gboolean ret = FALSE; GOptionContext *context; gs_unref_object OstreeRepo *repo = NULL; context = g_option_context_new ("Manage summary metadata"); if (!ostree_option_context_parse (context, options, &argc, &argv, OSTREE_BUILTIN_FLAG_NONE, &repo, cancellable, error)) goto out; if (opt_update) { if (!ostree_ensure_repo_writable (repo, error)) goto out; if (!ostree_repo_regenerate_summary (repo, NULL, cancellable, error)) goto out; } else { g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "No option specified; use -u to update summary"); goto out; } ret = TRUE; out: if (context) g_option_context_free (context); return ret; }
gboolean xdg_app_builtin_repo_update (int argc, char **argv, GCancellable *cancellable, GError **error) { g_autoptr(GOptionContext) context = NULL; g_autoptr(GFile) repofile = NULL; g_autoptr(OstreeRepo) repo = NULL; const char *location; GVariant *extra = NULL; context = g_option_context_new ("LOCATION - Update repository metadata"); if (!xdg_app_option_context_parse (context, options, &argc, &argv, XDG_APP_BUILTIN_FLAG_NO_DIR, NULL, cancellable, error)) return FALSE; if (argc < 2) return usage_error (context, "LOCATION must be specified", error); location = argv[1]; repofile = g_file_new_for_commandline_arg (location); repo = ostree_repo_new (repofile); if (!ostree_repo_open (repo, cancellable, error)) return FALSE; if (opt_title) { GVariantBuilder builder; g_variant_builder_init (&builder, G_VARIANT_TYPE_VARDICT); g_variant_builder_add (&builder, "{sv}", "xa.title", g_variant_new_string (opt_title)); extra = g_variant_builder_end (&builder); } if (!ostree_repo_regenerate_summary (repo, extra, cancellable, error)) return FALSE; /* TODO: appstream data */ return TRUE; }
gboolean ostree_builtin_commit (int argc, char **argv, GCancellable *cancellable, GError **error) { GOptionContext *context; glnx_unref_object OstreeRepo *repo = NULL; gboolean ret = FALSE; gboolean skip_commit = FALSE; g_autoptr(GFile) object_to_commit = NULL; g_autofree char *parent = NULL; g_autofree char *commit_checksum = NULL; g_autoptr(GFile) root = NULL; g_autoptr(GVariant) metadata = NULL; g_autoptr(GVariant) detached_metadata = NULL; glnx_unref_object OstreeMutableTree *mtree = NULL; g_autofree char *tree_type = NULL; g_autoptr(GHashTable) mode_adds = NULL; OstreeRepoCommitModifierFlags flags = 0; OstreeRepoCommitModifier *modifier = NULL; OstreeRepoTransactionStats stats; context = g_option_context_new ("[PATH] - Commit a new revision"); if (!ostree_option_context_parse (context, options, &argc, &argv, OSTREE_BUILTIN_FLAG_NONE, &repo, cancellable, error)) goto out; if (!ostree_ensure_repo_writable (repo, error)) goto out; if (opt_statoverride_file) { if (!parse_statoverride_file (&mode_adds, cancellable, error)) goto out; } if (opt_metadata_strings) { if (!parse_keyvalue_strings (opt_metadata_strings, &metadata, error)) goto out; } if (opt_detached_metadata_strings) { if (!parse_keyvalue_strings (opt_detached_metadata_strings, &detached_metadata, error)) goto out; } if (!opt_branch) { g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED, "A branch must be specified with --branch"); goto out; } if (opt_no_xattrs) flags |= OSTREE_REPO_COMMIT_MODIFIER_FLAGS_SKIP_XATTRS; if (opt_generate_sizes) flags |= OSTREE_REPO_COMMIT_MODIFIER_FLAGS_GENERATE_SIZES; if (opt_disable_fsync) ostree_repo_set_disable_fsync (repo, TRUE); if (flags != 0 || opt_owner_uid >= 0 || opt_owner_gid >= 0 || opt_statoverride_file != NULL || opt_no_xattrs) { modifier = ostree_repo_commit_modifier_new (flags, commit_filter, mode_adds, NULL); } if (!ostree_repo_resolve_rev (repo, opt_branch, TRUE, &parent, error)) goto out; if (!opt_subject && !opt_body) { if (!commit_editor (repo, opt_branch, &opt_subject, &opt_body, cancellable, error)) goto out; } if (!opt_subject) { g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED, "A subject must be specified with --subject"); goto out; } if (!ostree_repo_prepare_transaction (repo, NULL, cancellable, error)) goto out; if (opt_link_checkout_speedup && !ostree_repo_scan_hardlinks (repo, cancellable, error)) goto out; mtree = ostree_mutable_tree_new (); if (argc <= 1 && (opt_trees == NULL || opt_trees[0] == NULL)) { char *current_dir = g_get_current_dir (); object_to_commit = g_file_new_for_path (current_dir); g_free (current_dir); if (!ostree_repo_write_directory_to_mtree (repo, object_to_commit, mtree, modifier, cancellable, error)) goto out; } else if (opt_trees != NULL) { const char *const*tree_iter; const char *tree; const char *eq; for (tree_iter = (const char *const*)opt_trees; *tree_iter; tree_iter++) { tree = *tree_iter; eq = strchr (tree, '='); if (!eq) { g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Missing type in tree specification '%s'", tree); goto out; } g_free (tree_type); tree_type = g_strndup (tree, eq - tree); tree = eq + 1; g_clear_object (&object_to_commit); if (strcmp (tree_type, "dir") == 0) { object_to_commit = g_file_new_for_path (tree); if (!ostree_repo_write_directory_to_mtree (repo, object_to_commit, mtree, modifier, cancellable, error)) goto out; } else if (strcmp (tree_type, "tar") == 0) { object_to_commit = g_file_new_for_path (tree); if (!ostree_repo_write_archive_to_mtree (repo, object_to_commit, mtree, modifier, opt_tar_autocreate_parents, cancellable, error)) goto out; } else if (strcmp (tree_type, "ref") == 0) { if (!ostree_repo_read_commit (repo, tree, &object_to_commit, NULL, cancellable, error)) goto out; if (!ostree_repo_write_directory_to_mtree (repo, object_to_commit, mtree, modifier, cancellable, error)) goto out; } else { g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Invalid tree type specification '%s'", tree_type); goto out; } } } else { g_assert (argc > 1); object_to_commit = g_file_new_for_path (argv[1]); if (!ostree_repo_write_directory_to_mtree (repo, object_to_commit, mtree, modifier, cancellable, error)) goto out; } if (mode_adds && g_hash_table_size (mode_adds) > 0) { GHashTableIter hash_iter; gpointer key, value; g_hash_table_iter_init (&hash_iter, mode_adds); while (g_hash_table_iter_next (&hash_iter, &key, &value)) { g_printerr ("Unmatched statoverride path: %s\n", (char*)key); } g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED, "Unmatched statoverride paths"); goto out; } if (!ostree_repo_write_mtree (repo, mtree, &root, cancellable, error)) goto out; if (opt_skip_if_unchanged && parent) { g_autoptr(GFile) parent_root; if (!ostree_repo_read_commit (repo, parent, &parent_root, NULL, cancellable, error)) goto out; if (g_file_equal (root, parent_root)) skip_commit = TRUE; } if (!skip_commit) { gboolean update_summary; if (!ostree_repo_write_commit (repo, parent, opt_subject, opt_body, metadata, OSTREE_REPO_FILE (root), &commit_checksum, cancellable, error)) goto out; if (detached_metadata) { if (!ostree_repo_write_commit_detached_metadata (repo, commit_checksum, detached_metadata, cancellable, error)) goto out; } if (opt_key_ids) { char **iter; for (iter = opt_key_ids; iter && *iter; iter++) { const char *keyid = *iter; if (!ostree_repo_sign_commit (repo, commit_checksum, keyid, opt_gpg_homedir, cancellable, error)) goto out; } } ostree_repo_transaction_set_ref (repo, NULL, opt_branch, commit_checksum); if (!ostree_repo_commit_transaction (repo, &stats, cancellable, error)) goto out; /* The default for this option is FALSE, even for archive-z2 repos, * because ostree supports multiple processes committing to the same * repo (but different refs) concurrently, and in fact gnome-continuous * actually does this. In that context it's best to update the summary * explicitly instead of automatically here. */ if (!ot_keyfile_get_boolean_with_default (ostree_repo_get_config (repo), "core", "commit-update-summary", FALSE, &update_summary, error)) goto out; if (update_summary && !ostree_repo_regenerate_summary (repo, NULL, cancellable, error)) goto out; } else { commit_checksum = g_strdup (parent); } if (opt_table_output) { g_print ("Commit: %s\n", commit_checksum); g_print ("Metadata Total: %u\n", stats.metadata_objects_total); g_print ("Metadata Written: %u\n", stats.metadata_objects_written); g_print ("Content Total: %u\n", stats.content_objects_total); g_print ("Content Written: %u\n", stats.content_objects_written); g_print ("Content Bytes Written: %" G_GUINT64_FORMAT "\n", stats.content_bytes_written); } else { g_print ("%s\n", commit_checksum); } ret = TRUE; out: if (repo) ostree_repo_abort_transaction (repo, cancellable, NULL); if (context) g_option_context_free (context); if (modifier) ostree_repo_commit_modifier_unref (modifier); return ret; }
/* TODO: Add a man page. */ gboolean ostree_builtin_create_usb (int argc, char **argv, OstreeCommandInvocation *invocation, GCancellable *cancellable, GError **error) { g_autoptr(GOptionContext) context = NULL; g_autoptr(OstreeAsyncProgress) progress = NULL; g_auto(GLnxConsoleRef) console = { 0, }; context = g_option_context_new ("MOUNT-PATH COLLECTION-ID REF [COLLECTION-ID REF...]"); /* Parse options. */ g_autoptr(OstreeRepo) src_repo = NULL; if (!ostree_option_context_parse (context, options, &argc, &argv, invocation, &src_repo, cancellable, error)) return FALSE; if (argc < 2) { ot_util_usage_error (context, "A MOUNT-PATH must be specified", error); return FALSE; } if (argc < 4) { ot_util_usage_error (context, "At least one COLLECTION-ID REF pair must be specified", error); return FALSE; } if (argc % 2 == 1) { ot_util_usage_error (context, "Only complete COLLECTION-ID REF pairs may be specified", error); return FALSE; } /* Open the USB stick, which must exist. Allow automounting and following symlinks. */ const char *mount_root_path = argv[1]; struct stat mount_root_stbuf; glnx_autofd int mount_root_dfd = -1; if (!glnx_opendirat (AT_FDCWD, mount_root_path, TRUE, &mount_root_dfd, error)) return FALSE; if (!glnx_fstat (mount_root_dfd, &mount_root_stbuf, error)) return FALSE; /* Read in the refs to add to the USB stick. */ g_autoptr(GPtrArray) refs = g_ptr_array_new_full (argc, (GDestroyNotify) ostree_collection_ref_free); for (gsize i = 2; i < argc; i += 2) { if (!ostree_validate_collection_id (argv[i], error) || !ostree_validate_rev (argv[i + 1], error)) return FALSE; g_ptr_array_add (refs, ostree_collection_ref_new (argv[i], argv[i + 1])); } /* Open the destination repository on the USB stick or create it if it doesn’t exist. * Check it’s below @mount_root_path, and that it’s not the same as the source * repository. * * If the destination file system supports xattrs (for example, ext4), we use * a BARE_USER repository; if it doesn’t (for example, FAT), we use ARCHIVE. * In either case, we want a lossless repository. */ const char *dest_repo_path = (opt_destination_repo != NULL) ? opt_destination_repo : ".ostree/repo"; if (!glnx_shutil_mkdir_p_at (mount_root_dfd, dest_repo_path, 0755, cancellable, error)) return FALSE; OstreeRepoMode mode = OSTREE_REPO_MODE_BARE_USER; if (TEMP_FAILURE_RETRY (fgetxattr (mount_root_dfd, "user.test", NULL, 0)) < 0 && (errno == ENOTSUP || errno == EOPNOTSUPP)) mode = OSTREE_REPO_MODE_ARCHIVE; g_debug ("%s: Creating repository in mode %u", G_STRFUNC, mode); g_autoptr(OstreeRepo) dest_repo = ostree_repo_create_at (mount_root_dfd, dest_repo_path, mode, NULL, cancellable, error); if (dest_repo == NULL) return FALSE; struct stat dest_repo_stbuf; if (!glnx_fstat (ostree_repo_get_dfd (dest_repo), &dest_repo_stbuf, error)) return FALSE; if (dest_repo_stbuf.st_dev != mount_root_stbuf.st_dev) { ot_util_usage_error (context, "--destination-repo must be a descendent of MOUNT-PATH", error); return FALSE; } if (ostree_repo_equal (src_repo, dest_repo)) { ot_util_usage_error (context, "--destination-repo must not be the source repository", error); return FALSE; } if (!ostree_ensure_repo_writable (dest_repo, error)) return FALSE; if (opt_disable_fsync) ostree_repo_set_disable_fsync (dest_repo, TRUE); /* Copy across all of the collection–refs to the destination repo. */ GVariantBuilder refs_builder; g_variant_builder_init (&refs_builder, G_VARIANT_TYPE ("a(sss)")); for (gsize i = 0; i < refs->len; i++) { const OstreeCollectionRef *ref = g_ptr_array_index (refs, i); g_variant_builder_add (&refs_builder, "(sss)", ref->collection_id, ref->ref_name, ""); } { GVariantBuilder builder; g_autoptr(GVariant) opts = NULL; OstreeRepoPullFlags flags = OSTREE_REPO_PULL_FLAGS_MIRROR; glnx_console_lock (&console); if (console.is_tty) progress = ostree_async_progress_new_and_connect (ostree_repo_pull_default_console_progress_changed, &console); g_variant_builder_init (&builder, G_VARIANT_TYPE ("a{sv}")); g_variant_builder_add (&builder, "{s@v}", "collection-refs", g_variant_new_variant (g_variant_builder_end (&refs_builder))); g_variant_builder_add (&builder, "{s@v}", "flags", g_variant_new_variant (g_variant_new_int32 (flags))); g_variant_builder_add (&builder, "{s@v}", "depth", g_variant_new_variant (g_variant_new_int32 (0))); opts = g_variant_ref_sink (g_variant_builder_end (&builder)); g_autofree char *src_repo_uri = g_file_get_uri (ostree_repo_get_path (src_repo)); if (!ostree_repo_pull_with_options (dest_repo, src_repo_uri, opts, progress, cancellable, error)) { ostree_repo_abort_transaction (dest_repo, cancellable, NULL); return FALSE; } if (progress != NULL) ostree_async_progress_finish (progress); } /* Ensure a summary file is present to make it easier to look up commit checksums. */ /* FIXME: It should be possible to work without this, but find_remotes_cb() in * ostree-repo-pull.c currently assumes a summary file (signed or unsigned) is * present. */ struct stat stbuf; if (!glnx_fstatat_allow_noent (ostree_repo_get_dfd (dest_repo), "summary", &stbuf, 0, error)) return FALSE; if (errno == ENOENT && !ostree_repo_regenerate_summary (dest_repo, NULL, cancellable, error)) return FALSE; /* Add the symlinks .ostree/repos.d/@symlink_name → @dest_repo_path, unless * the @dest_repo_path is a well-known one like ostree/repo, in which case no * symlink is necessary; #OstreeRepoFinderMount always looks there. */ if (!g_str_equal (dest_repo_path, "ostree/repo") && !g_str_equal (dest_repo_path, ".ostree/repo")) { if (!glnx_shutil_mkdir_p_at (mount_root_dfd, ".ostree/repos.d", 0755, cancellable, error)) return FALSE; /* Find a unique name for the symlink. If a symlink already targets * @dest_repo_path, use that and don’t create a new one. */ GLnxDirFdIterator repos_iter; gboolean need_symlink = TRUE; if (!glnx_dirfd_iterator_init_at (mount_root_dfd, ".ostree/repos.d", TRUE, &repos_iter, error)) return FALSE; while (TRUE) { struct dirent *repo_dent; if (!glnx_dirfd_iterator_next_dent (&repos_iter, &repo_dent, cancellable, error)) return FALSE; if (repo_dent == NULL) break; /* Does the symlink already point to this repository? (Or is the * repository itself present in repos.d?) We already guarantee that * they’re on the same device. */ if (repo_dent->d_ino == dest_repo_stbuf.st_ino) { need_symlink = FALSE; break; } } /* If we need a symlink, find a unique name for it and create it. */ if (need_symlink) { /* Relative to .ostree/repos.d. */ g_autofree char *relative_dest_repo_path = g_build_filename ("..", "..", dest_repo_path, NULL); guint i; const guint max_attempts = 100; for (i = 0; i < max_attempts; i++) { g_autofree char *symlink_path = g_strdup_printf (".ostree/repos.d/%02u-generated", i); int ret = TEMP_FAILURE_RETRY (symlinkat (relative_dest_repo_path, mount_root_dfd, symlink_path)); if (ret < 0 && errno != EEXIST) return glnx_throw_errno_prefix (error, "symlinkat(%s → %s)", symlink_path, relative_dest_repo_path); else if (ret >= 0) break; } if (i == max_attempts) return glnx_throw (error, "Could not find an unused symlink name for the repository"); } } /* Report success to the user. */ g_autofree char *src_repo_path = g_file_get_path (ostree_repo_get_path (src_repo)); g_print ("Copied %u/%u refs successfully from ‘%s’ to ‘%s’ repository in ‘%s’.\n", refs->len, refs->len, src_repo_path, dest_repo_path, mount_root_path); return TRUE; }