示例#1
0
文件: bootctl.c 项目: Rydoo42/systemd
static int bootctl_main(int argc, char*argv[]) {
        enum action {
                ACTION_STATUS,
                ACTION_INSTALL,
                ACTION_UPDATE,
                ACTION_REMOVE
        } arg_action = ACTION_STATUS;
        static const struct {
                const char* verb;
                enum action action;
        } verbs[] = {
                { "status",  ACTION_STATUS },
                { "install", ACTION_INSTALL },
                { "update",  ACTION_UPDATE },
                { "remove",  ACTION_REMOVE },
        };

        sd_id128_t uuid = {};
        uint32_t part = 0;
        uint64_t pstart = 0, psize = 0;
        int r, q;

        if (argv[optind]) {
                unsigned i;

                for (i = 0; i < ELEMENTSOF(verbs); i++) {
                        if (!streq(argv[optind], verbs[i].verb))
                                continue;
                        arg_action = verbs[i].action;
                        break;
                }
                if (i >= ELEMENTSOF(verbs)) {
                        log_error("Unknown operation \"%s\"", argv[optind]);
                        return -EINVAL;
                }
        }

        if (geteuid() != 0)
                return log_error_errno(EPERM, "Need to be root.");

        r = verify_esp(arg_path, &part, &pstart, &psize, &uuid);
        if (r == -ENODEV && !arg_path)
                log_notice("You might want to use --path= to indicate the path to your ESP, in case it is not mounted on /boot.");
        if (r < 0)
                return r;

        switch (arg_action) {
        case ACTION_STATUS: {
                _cleanup_free_ char *fw_type = NULL;
                _cleanup_free_ char *fw_info = NULL;
                _cleanup_free_ char *loader = NULL;
                _cleanup_free_ char *loader_path = NULL;
                sd_id128_t loader_part_uuid = {};

                if (is_efi_boot()) {
                        read_loader_efi_var("LoaderFirmwareType", &fw_type);
                        read_loader_efi_var("LoaderFirmwareInfo", &fw_info);
                        read_loader_efi_var("LoaderInfo", &loader);
                        read_loader_efi_var("LoaderImageIdentifier", &loader_path);
                        if (loader_path)
                                efi_tilt_backslashes(loader_path);
                        r = efi_loader_get_device_part_uuid(&loader_part_uuid);
                        if (r < 0 && r == -ENOENT)
                                log_warning_errno(r, "Failed to read EFI variable LoaderDevicePartUUID: %m");

                        printf("System:\n");
                        printf("     Firmware: %s (%s)\n", strna(fw_type), strna(fw_info));

                        r = is_efi_secure_boot();
                        if (r < 0)
                                log_warning_errno(r, "Failed to query secure boot status: %m");
                        else
                                printf("  Secure Boot: %s\n", r ? "enabled" : "disabled");

                        r = is_efi_secure_boot_setup_mode();
                        if (r < 0)
                                log_warning_errno(r, "Failed to query secure boot mode: %m");
                        else
                                printf("   Setup Mode: %s\n", r ? "setup" : "user");
                        printf("\n");

                        printf("Loader:\n");
                        printf("      Product: %s\n", strna(loader));
                        if (!sd_id128_equal(loader_part_uuid, SD_ID128_NULL))
                                printf("    Partition: /dev/disk/by-partuuid/%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\n",
                                       SD_ID128_FORMAT_VAL(loader_part_uuid));
                        else
                                printf("    Partition: n/a\n");
                        printf("         File: %s%s\n", special_glyph(TREE_RIGHT), strna(loader_path));
                        printf("\n");
                } else
                        printf("System:\n    Not booted with EFI\n");

                r = status_binaries(arg_path, uuid);
                if (r < 0)
                        return r;

                if (arg_touch_variables)
                        r = status_variables();
                break;
        }

        case ACTION_INSTALL:
        case ACTION_UPDATE:
                umask(0002);

                r = install_binaries(arg_path, arg_action == ACTION_INSTALL);
                if (r < 0)
                        return r;

                if (arg_action == ACTION_INSTALL) {
                        r = install_loader_config(arg_path);
                        if (r < 0)
                                return r;
                }

                if (arg_touch_variables)
                        r = install_variables(arg_path,
                                              part, pstart, psize, uuid,
                                              "/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi",
                                              arg_action == ACTION_INSTALL);
                break;

        case ACTION_REMOVE:
                r = remove_binaries(arg_path);

                if (arg_touch_variables) {
                        q = remove_variables(uuid, "/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi", true);
                        if (q < 0 && r == 0)
                                r = q;
                }
                break;
        }

        return r;
}
示例#2
0
static int bootctl_main(int argc, char*argv[]) {
        enum action {
                ACTION_STATUS,
                ACTION_INSTALL,
                ACTION_UPDATE,
                ACTION_REMOVE
        } arg_action = ACTION_STATUS;
        static const struct {
                const char* verb;
                enum action action;
        } verbs[] = {
                { "status",  ACTION_STATUS },
                { "install", ACTION_INSTALL },
                { "update",  ACTION_UPDATE },
                { "remove",  ACTION_REMOVE },
        };

        sd_id128_t uuid = {};
        uint32_t part = 0;
        uint64_t pstart = 0;
        uint64_t psize = 0;
        unsigned int i;
        int q;
        int r;

        if (argv[optind]) {
                for (i = 0; i < ELEMENTSOF(verbs); i++) {
                        if (!streq(argv[optind], verbs[i].verb))
                                continue;
                        arg_action = verbs[i].action;
                        break;
                }
                if (i >= ELEMENTSOF(verbs)) {
                        fprintf(stderr, "Unknown operation %s\n", argv[optind]);
                        r = -EINVAL;
                        goto finish;
                }
        }

        if (!arg_path)
                arg_path = "/boot";

        if (geteuid() != 0) {
                fprintf(stderr, "Need to be root.\n");
                r = -EPERM;
                goto finish;
        }

        r = verify_esp(arg_path, &part, &pstart, &psize, &uuid);
        if (r == -ENODEV && !arg_path)
                fprintf(stderr, "You might want to use --path= to indicate the path to your ESP, in case it is not mounted to /boot.\n");
        if (r < 0)
                goto finish;

        switch (arg_action) {
        case ACTION_STATUS: {
                _cleanup_free_ char *fw_type = NULL;
                _cleanup_free_ char *fw_info = NULL;
                _cleanup_free_ char *loader = NULL;
                _cleanup_free_ char *loader_path = NULL;
                sd_id128_t loader_part_uuid = {};

                efi_get_variable_string(EFI_VENDOR_LOADER, "LoaderFirmwareType", &fw_type);
                efi_get_variable_string(EFI_VENDOR_LOADER, "LoaderFirmwareInfo", &fw_info);
                efi_get_variable_string(EFI_VENDOR_LOADER, "LoaderInfo", &loader);
                if (efi_get_variable_string(EFI_VENDOR_LOADER, "LoaderImageIdentifier", &loader_path) > 0)
                        efi_tilt_backslashes(loader_path);
                efi_loader_get_device_part_uuid(&loader_part_uuid);

                printf("System:\n");
                printf("     Firmware: %s (%s)\n", fw_type, strna(fw_info));
                printf("  Secure Boot: %s\n", is_efi_secure_boot() ? "enabled" : "disabled");
                printf("   Setup Mode: %s\n", is_efi_secure_boot_setup_mode() ? "setup" : "user");
                printf("\n");

                printf("Loader:\n");
                printf("      Product: %s\n", strna(loader));
                if (!sd_id128_equal(loader_part_uuid, SD_ID128_NULL))
                        printf("    Partition: /dev/disk/by-partuuid/%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\n",
                               SD_ID128_FORMAT_VAL(loader_part_uuid));
                else
                        printf("    Partition: n/a\n");
                printf("         File: %s%s\n", draw_special_char(DRAW_TREE_RIGHT), strna(loader_path));
                printf("\n");

                r = status_binaries(arg_path, uuid);
                if (r < 0)
                        goto finish;

                if (arg_touch_variables)
                        r = status_variables();
                break;
        }

        case ACTION_INSTALL:
        case ACTION_UPDATE:
                umask(0002);

                r = install_binaries(arg_path, arg_action == ACTION_INSTALL);
                if (r < 0)
                        goto finish;

                if (arg_action == ACTION_INSTALL)
                        install_loader_config(arg_path);

                if (arg_touch_variables)
                        r = install_variables(arg_path,
                                              part, pstart, psize, uuid,
                                              "/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi",
                                              arg_action == ACTION_INSTALL);
                break;

        case ACTION_REMOVE:
                r = remove_binaries(arg_path);

                if (arg_touch_variables) {
                        q = remove_variables(uuid, "/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi", true);
                        if (q < 0 && r == 0)
                                r = q;
                }
                break;
        }

finish:
        return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}