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bootctl: Add EFI arch detection support

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This commit is contained in:
Jan Janssen 2022-02-17 13:40:25 +01:00 committed by Luca Boccassi
parent c43a282c29
commit 6e9165397f
2 changed files with 75 additions and 17 deletions
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5
man/bootctl.xml
View File

@ -341,6 +341,11 @@
token when adding a second installation.</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--all-architectures</option></term>
<listitem><para>Install binaries for all supported EFI architectures (this implies <option>--no-variables</option>).</para></listitem>
</varlistentry>
<xi:include href="standard-options.xml" xpointer="no-pager"/>
<xi:include href="standard-options.xml" xpointer="json" />
<xi:include href="standard-options.xml" xpointer="help"/>

87
src/boot/bootctl.c
View File

@ -74,6 +74,7 @@ static enum {
} arg_entry_token_type = ARG_ENTRY_TOKEN_AUTO;
static char *arg_entry_token = NULL;
static JsonFormatFlags arg_json_format_flags = JSON_FORMAT_OFF;
static bool arg_arch_all = false;
STATIC_DESTRUCTOR_REGISTER(arg_esp_path, freep);
STATIC_DESTRUCTOR_REGISTER(arg_xbootldr_path, freep);
@ -413,6 +414,36 @@ finish:
return r;
}
static const char *get_efi_arch(void) {
/* Detect EFI firmware architecture of the running system. On mixed mode systems, it could be 32bit
* while the kernel is running in 64bit. */
#ifdef __x86_64__
_cleanup_free_ char *platform_size = NULL;
int r;
r = read_one_line_file("/sys/firmware/efi/fw_platform_size", &platform_size);
if (r == -ENOENT)
return EFI_MACHINE_TYPE_NAME;
if (r < 0) {
log_warning_errno(r, "Error reading EFI firmware word size, assuming '%u': %m", __WORDSIZE);
return EFI_MACHINE_TYPE_NAME;
}
if (streq(platform_size, "64"))
return EFI_MACHINE_TYPE_NAME;
if (streq(platform_size, "32"))
return "ia32";
log_warning(
"Unknown EFI firmware word size '%s', using default word size '%u' instead.",
platform_size,
__WORDSIZE);
#endif
return EFI_MACHINE_TYPE_NAME;
}
static int enumerate_binaries(const char *esp_path, const char *path, const char *prefix) {
_cleanup_closedir_ DIR *d = NULL;
const char *p;
@ -829,7 +860,7 @@ static int copy_one_file(const char *esp_path, const char *name, bool force) {
return r;
}
static int install_binaries(const char *esp_path, bool force) {
static int install_binaries(const char *esp_path, const char *arch, bool force) {
_cleanup_closedir_ DIR *d = NULL;
int r = 0;
@ -837,10 +868,13 @@ static int install_binaries(const char *esp_path, bool force) {
if (!d)
return log_error_errno(errno, "Failed to open \""BOOTLIBDIR"\": %m");
const char *suffix = strjoina(arch, ".efi");
const char *suffix_signed = strjoina(arch, ".efi.signed");
FOREACH_DIRENT(de, d, return log_error_errno(errno, "Failed to read \""BOOTLIBDIR"\": %m")) {
int k;
if (!endswith_no_case(de->d_name, ".efi") && !endswith_no_case(de->d_name, ".efi.signed"))
if (!endswith_no_case(de->d_name, suffix) && !endswith_no_case(de->d_name, suffix_signed))
continue;
/* skip the .efi file, if there's a .signed version of it */
@ -1327,6 +1361,8 @@ static int help(int argc, char *argv[], void *userdata) {
" Entry token to use for this installation\n"
" --json=pretty|short|off\n"
" Generate JSON output\n"
" --all-architectures\n"
" Install all supported EFI architectures\n"
"\nSee the %2$s for details.\n",
program_invocation_short_name,
link,
@ -1349,6 +1385,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_MAKE_ENTRY_DIRECTORY,
ARG_ENTRY_TOKEN,
ARG_JSON,
ARG_ARCH_ALL,
};
static const struct option options[] = {
@ -1368,6 +1405,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "make-machine-id-directory", required_argument, NULL, ARG_MAKE_ENTRY_DIRECTORY }, /* Compatibility alias */
{ "entry-token", required_argument, NULL, ARG_ENTRY_TOKEN },
{ "json", required_argument, NULL, ARG_JSON },
{ "all-architectures", no_argument, NULL, ARG_ARCH_ALL },
{}
};
@ -1470,7 +1508,10 @@ static int parse_argv(int argc, char *argv[]) {
r = parse_json_argument(optarg, &arg_json_format_flags);
if (r <= 0)
return r;
break;
case ARG_ARCH_ALL:
arg_arch_all = true;
break;
case '?':
@ -1601,13 +1642,14 @@ static int verb_status(int argc, char *argv[], void *userdata) {
SecureBootMode secure = efi_get_secure_boot_mode();
printf("System:\n");
printf(" Firmware: %s%s (%s)%s\n", ansi_highlight(), strna(fw_type), strna(fw_info), ansi_normal());
printf(" Secure Boot: %sd (%s)\n",
printf(" Firmware: %s%s (%s)%s\n", ansi_highlight(), strna(fw_type), strna(fw_info), ansi_normal());
printf(" Firmware Arch: %s\n", get_efi_arch());
printf(" Secure Boot: %sd (%s)\n",
enable_disable(IN_SET(secure, SECURE_BOOT_USER, SECURE_BOOT_DEPLOYED)),
secure_boot_mode_to_string(secure));
s = tpm2_support();
printf(" TPM2 Support: %s%s%s\n",
printf(" TPM2 Support: %s%s%s\n",
FLAGS_SET(s, TPM2_SUPPORT_FIRMWARE|TPM2_SUPPORT_DRIVER) ? ansi_highlight_green() :
(s & (TPM2_SUPPORT_FIRMWARE|TPM2_SUPPORT_DRIVER)) != 0 ? ansi_highlight_red() : ansi_highlight_yellow(),
FLAGS_SET(s, TPM2_SUPPORT_FIRMWARE|TPM2_SUPPORT_DRIVER) ? "yes" :
@ -1617,14 +1659,14 @@ static int verb_status(int argc, char *argv[], void *userdata) {
k = efi_get_reboot_to_firmware();
if (k > 0)
printf(" Boot into FW: %sactive%s\n", ansi_highlight_yellow(), ansi_normal());
printf(" Boot into FW: %sactive%s\n", ansi_highlight_yellow(), ansi_normal());
else if (k == 0)
printf(" Boot into FW: supported\n");
printf(" Boot into FW: supported\n");
else if (k == -EOPNOTSUPP)
printf(" Boot into FW: not supported\n");
printf(" Boot into FW: not supported\n");
else {
errno = -k;
printf(" Boot into FW: %sfailed%s (%m)\n", ansi_highlight_red(), ansi_normal());
printf(" Boot into FW: %sfailed%s (%m)\n", ansi_highlight_red(), ansi_normal());
}
printf("\n");
@ -1926,6 +1968,8 @@ static int verb_install(int argc, char *argv[], void *userdata) {
if (r < 0)
return r;
const char *arch = arg_arch_all ? "" : get_efi_arch();
RUN_WITH_UMASK(0002) {
if (install) {
/* Don't create any of these directories when we are just updating. When we update
@ -1940,7 +1984,7 @@ static int verb_install(int argc, char *argv[], void *userdata) {
return r;
}
r = install_binaries(arg_esp_path, install);
r = install_binaries(arg_esp_path, arch, install);
if (r < 0)
return r;
@ -1969,13 +2013,16 @@ static int verb_install(int argc, char *argv[], void *userdata) {
(void) sync_everything();
if (arg_touch_variables)
r = install_variables(arg_esp_path,
part, pstart, psize, uuid,
"/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi",
install);
if (!arg_touch_variables)
return 0;
return r;
if (arg_arch_all) {
log_info("Not changing EFI variables with --all-architectures.");
return 0;
}
char *path = strjoina("/EFI/systemd/systemd-boot", arch, ".efi");
return install_variables(arg_esp_path, part, pstart, psize, uuid, path, install);
}
static int verb_remove(int argc, char *argv[], void *userdata) {
@ -2041,7 +2088,13 @@ static int verb_remove(int argc, char *argv[], void *userdata) {
if (!arg_touch_variables)
return r;
q = remove_variables(uuid, "/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi", true);
if (arg_arch_all) {
log_info("Not changing EFI variables with --all-architectures.");
return r;
}
char *path = strjoina("/EFI/systemd/systemd-boot", get_efi_arch(), ".efi");
q = remove_variables(uuid, path, true);
if (q < 0 && r >= 0)
r = q;