2013-02-08 17:24:43 +01:00
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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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2015-02-08 17:18:30 +01:00
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Copyright 2013-2015 Kay Sievers
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Copyright 2013 Lennart Poettering
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2013-02-08 17:24:43 +01:00
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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2015-02-08 17:18:30 +01:00
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#include <stdio.h>
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2013-02-08 17:24:43 +01:00
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#include <getopt.h>
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2015-02-08 17:18:30 +01:00
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#include <stdlib.h>
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#include <assert.h>
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#include <sys/statfs.h>
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#include <sys/stat.h>
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#include <errno.h>
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2013-02-08 17:24:43 +01:00
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#include <string.h>
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2015-02-08 17:18:30 +01:00
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#include <unistd.h>
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#include <sys/mman.h>
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#include <dirent.h>
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#include <ctype.h>
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#include <limits.h>
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#include <ftw.h>
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#include <stdbool.h>
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#include <blkid/blkid.h>
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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#include "efivars.h"
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2013-02-08 17:24:43 +01:00
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#include "build.h"
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#include "util.h"
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2015-04-04 11:52:57 +02:00
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#include "rm-rf.h"
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2015-03-18 03:29:31 +01:00
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#include "blkid-util.h"
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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static int verify_esp(const char *p, uint32_t *part, uint64_t *pstart, uint64_t *psize, sd_id128_t *uuid) {
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struct statfs sfs;
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struct stat st, st2;
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2015-03-18 03:29:31 +01:00
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_cleanup_free_ char *t = NULL;
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_cleanup_blkid_free_probe_ blkid_probe b = NULL;
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2015-02-08 17:18:30 +01:00
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int r;
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2015-03-18 03:29:31 +01:00
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const char *v, *t2;
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2015-02-08 17:18:30 +01:00
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2015-03-18 03:29:31 +01:00
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if (statfs(p, &sfs) < 0)
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return log_error_errno(errno, "Failed to check file system type of \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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if (sfs.f_type != 0x4d44) {
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2015-03-18 03:29:31 +01:00
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log_error("File system \"%s\" is not a FAT EFI System Partition (ESP) file system.", p);
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2015-02-08 17:18:30 +01:00
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return -ENODEV;
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}
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2015-03-18 03:29:31 +01:00
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if (stat(p, &st) < 0)
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return log_error_errno(errno, "Failed to determine block device node of \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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if (major(st.st_dev) == 0) {
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2015-03-18 03:29:31 +01:00
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log_error("Block device node of %p is invalid.", p);
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2015-02-08 17:18:30 +01:00
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return -ENODEV;
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}
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2015-03-18 03:29:31 +01:00
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t2 = strjoina(p, "/..");
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r = stat(t2, &st2);
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if (r < 0)
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return log_error_errno(errno, "Failed to determine block device node of parent of \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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if (st.st_dev == st2.st_dev) {
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2015-03-18 03:29:31 +01:00
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log_error("Directory \"%s\" is not the root of the EFI System Partition (ESP) file system.", p);
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2015-02-08 17:18:30 +01:00
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return -ENODEV;
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}
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r = asprintf(&t, "/dev/block/%u:%u", major(st.st_dev), minor(st.st_dev));
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2015-03-18 03:29:31 +01:00
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if (r < 0)
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return log_oom();
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2015-02-08 17:18:30 +01:00
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errno = 0;
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b = blkid_new_probe_from_filename(t);
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if (!b) {
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2015-03-18 03:29:31 +01:00
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if (errno == 0)
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return log_oom();
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2015-02-08 17:18:30 +01:00
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2015-03-18 03:29:31 +01:00
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return log_error_errno(errno, "Failed to open file system \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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blkid_probe_enable_superblocks(b, 1);
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blkid_probe_set_superblocks_flags(b, BLKID_SUBLKS_TYPE);
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blkid_probe_enable_partitions(b, 1);
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blkid_probe_set_partitions_flags(b, BLKID_PARTS_ENTRY_DETAILS);
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errno = 0;
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r = blkid_do_safeprobe(b);
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if (r == -2) {
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2015-03-18 03:29:31 +01:00
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log_error("File system \"%s\" is ambigious.", p);
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return -ENODEV;
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2015-02-08 17:18:30 +01:00
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} else if (r == 1) {
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2015-03-18 03:29:31 +01:00
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log_error("File system \"%s\" does not contain a label.", p);
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return -ENODEV;
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2015-02-08 17:18:30 +01:00
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} else if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe file system \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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errno = 0;
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r = blkid_probe_lookup_value(b, "TYPE", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe file system type \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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2015-03-18 03:29:31 +01:00
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if (!streq(v, "vfat")) {
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log_error("File system \"%s\" is not FAT.", p);
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return -ENODEV;
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2015-02-08 17:18:30 +01:00
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}
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errno = 0;
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r = blkid_probe_lookup_value(b, "PART_ENTRY_SCHEME", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe partition scheme \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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2015-03-18 03:29:31 +01:00
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if (!streq(v, "gpt")) {
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log_error("File system \"%s\" is not on a GPT partition table.", p);
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return -ENODEV;
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2015-02-08 17:18:30 +01:00
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}
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errno = 0;
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r = blkid_probe_lookup_value(b, "PART_ENTRY_TYPE", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe partition type UUID \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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2015-03-18 03:29:31 +01:00
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if (!streq(v, "c12a7328-f81f-11d2-ba4b-00a0c93ec93b")) {
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log_error("File system \"%s\" has wrong type for an EFI System Partition (ESP).", p);
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return -ENODEV;
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2015-02-08 17:18:30 +01:00
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}
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errno = 0;
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r = blkid_probe_lookup_value(b, "PART_ENTRY_UUID", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe partition entry UUID \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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2015-02-25 23:10:35 +01:00
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r = sd_id128_from_string(v, uuid);
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if (r < 0) {
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2015-03-18 03:29:31 +01:00
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log_error("Partition \"%s\" has invalid UUID \"%s\".", p, v);
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return -EIO;
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2015-02-25 23:10:35 +01:00
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}
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2015-02-08 17:18:30 +01:00
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errno = 0;
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r = blkid_probe_lookup_value(b, "PART_ENTRY_NUMBER", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe partition number \"%s\": m", p);
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2015-02-08 17:18:30 +01:00
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}
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*part = strtoul(v, NULL, 10);
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errno = 0;
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r = blkid_probe_lookup_value(b, "PART_ENTRY_OFFSET", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe partition offset \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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*pstart = strtoul(v, NULL, 10);
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errno = 0;
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r = blkid_probe_lookup_value(b, "PART_ENTRY_SIZE", &v, NULL);
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if (r != 0) {
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r = errno ? -errno : -EIO;
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2015-03-18 03:29:31 +01:00
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return log_error_errno(r, "Failed to probe partition size \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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*psize = strtoul(v, NULL, 10);
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return 0;
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2013-02-08 17:24:43 +01:00
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}
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2015-02-17 20:12:50 +01:00
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/* search for "#### LoaderInfo: systemd-boot 218 ####" string inside the binary */
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2015-03-18 03:29:31 +01:00
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static int get_file_version(int fd, char **v) {
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2015-02-08 17:18:30 +01:00
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struct stat st;
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char *buf;
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const char *s, *e;
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char *x = NULL;
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int r = 0;
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2013-02-08 17:24:43 +01:00
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2015-03-18 03:29:31 +01:00
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assert(fd >= 0);
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2015-02-08 17:18:30 +01:00
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assert(v);
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2013-02-08 17:24:43 +01:00
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2015-03-18 03:29:31 +01:00
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if (fstat(fd, &st) < 0)
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2015-02-08 17:18:30 +01:00
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return -errno;
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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if (st.st_size < 27)
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return 0;
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2013-11-06 18:28:39 +01:00
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2015-03-18 03:29:31 +01:00
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buf = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
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2015-02-08 17:18:30 +01:00
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if (buf == MAP_FAILED)
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return -errno;
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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s = memmem(buf, st.st_size - 8, "#### LoaderInfo: ", 17);
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if (!s)
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goto finish;
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s += 17;
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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e = memmem(s, st.st_size - (s - buf), " ####", 5);
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if (!e || e - s < 3) {
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2015-03-18 03:29:31 +01:00
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log_error("Malformed version string.");
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2015-02-08 17:18:30 +01:00
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r = -EINVAL;
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goto finish;
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}
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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x = strndup(s, e - s);
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if (!x) {
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2015-03-18 03:29:31 +01:00
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r = log_oom();
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2015-02-08 17:18:30 +01:00
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goto finish;
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}
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r = 1;
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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finish:
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munmap(buf, st.st_size);
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*v = x;
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return r;
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}
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2013-02-08 17:24:43 +01:00
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2015-02-08 17:18:30 +01:00
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static int enumerate_binaries(const char *esp_path, const char *path, const char *prefix) {
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2015-03-18 03:29:31 +01:00
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char *p;
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_cleanup_closedir_ DIR *d = NULL;
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2015-02-08 17:18:30 +01:00
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struct dirent *de;
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int r = 0, c = 0;
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2015-03-18 03:29:31 +01:00
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p = strjoina(esp_path, "/", path);
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2015-02-08 17:18:30 +01:00
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d = opendir(p);
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if (!d) {
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2015-03-18 03:29:31 +01:00
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if (errno == ENOENT)
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return 0;
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2013-02-08 17:24:43 +01:00
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2015-03-18 03:29:31 +01:00
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return log_error_errno(errno, "Failed to read \"%s\": %m", p);
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2015-02-08 17:18:30 +01:00
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}
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while ((de = readdir(d))) {
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2015-03-18 03:29:31 +01:00
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_cleanup_close_ int fd = -1;
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_cleanup_free_ char *v = NULL;
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2015-02-08 17:18:30 +01:00
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if (de->d_name[0] == '.')
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continue;
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2015-03-18 03:29:31 +01:00
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if (!endswith_no_case(de->d_name, ".efi"))
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2015-02-08 17:18:30 +01:00
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continue;
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2015-03-18 03:29:31 +01:00
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if (prefix && !startswith_no_case(de->d_name, prefix))
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2015-02-08 17:18:30 +01:00
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continue;
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2015-03-18 03:29:31 +01:00
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fd = openat(dirfd(d), de->d_name, O_RDONLY|O_CLOEXEC);
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if (fd < 0)
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return log_error_errno(errno, "Failed to open \"%s/%s\" for reading: %m", p, de->d_name);
|
2015-02-08 17:18:30 +01:00
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|
2015-03-18 03:29:31 +01:00
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r = get_file_version(fd, &v);
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2015-02-08 17:18:30 +01:00
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if (r < 0)
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2015-03-18 03:29:31 +01:00
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return r;
|
2015-02-08 17:18:30 +01:00
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if (r > 0)
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printf(" File: └─/%s/%s (%s)\n", path, de->d_name, v);
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else
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printf(" File: └─/%s/%s\n", path, de->d_name);
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c++;
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}
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2015-03-18 03:29:31 +01:00
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return c;
|
2013-02-08 17:24:43 +01:00
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|
}
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|
2015-02-08 17:18:30 +01:00
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|
|
static int status_binaries(const char *esp_path, sd_id128_t partition) {
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int r;
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|
printf("Boot Loader Binaries:\n");
|
|
|
|
|
|
|
|
printf(" ESP: /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(partition));
|
|
|
|
|
|
|
|
r = enumerate_binaries(esp_path, "EFI/systemd", NULL);
|
|
|
|
if (r == 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
log_error("systemd-boot not installed in ESP.");
|
2015-02-08 17:18:30 +01:00
|
|
|
else if (r < 0)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
r = enumerate_binaries(esp_path, "EFI/Boot", "boot");
|
|
|
|
if (r == 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
log_error("No default/fallback boot loader installed in ESP.");
|
2015-02-08 17:18:30 +01:00
|
|
|
else if (r < 0)
|
|
|
|
return r;
|
|
|
|
|
2015-07-25 03:26:32 +02:00
|
|
|
printf("\n");
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int print_efi_option(uint16_t id, bool in_order) {
|
2015-02-24 23:57:47 +01:00
|
|
|
_cleanup_free_ char *title = NULL;
|
|
|
|
_cleanup_free_ char *path = NULL;
|
2015-02-08 17:18:30 +01:00
|
|
|
sd_id128_t partition;
|
|
|
|
bool active;
|
|
|
|
int r = 0;
|
|
|
|
|
|
|
|
r = efi_get_boot_option(id, &title, &partition, &path, &active);
|
|
|
|
if (r < 0)
|
2015-02-24 23:57:47 +01:00
|
|
|
return r;
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
/* print only configured entries with partition information */
|
|
|
|
if (!path || sd_id128_equal(partition, SD_ID128_NULL))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
efi_tilt_backslashes(path);
|
|
|
|
|
|
|
|
printf(" Title: %s\n", strna(title));
|
|
|
|
printf(" ID: 0x%04X\n", id);
|
|
|
|
printf(" Status: %sactive%s\n", active ? "" : "in", in_order ? ", boot-order" : "");
|
|
|
|
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(partition));
|
|
|
|
printf(" File: └─%s\n", path);
|
|
|
|
printf("\n");
|
|
|
|
|
2015-02-24 23:57:47 +01:00
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int status_variables(void) {
|
|
|
|
int n_options, n_order;
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_free_ uint16_t *options = NULL, *order = NULL;
|
|
|
|
int i;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (!is_efi_boot()) {
|
2015-03-18 03:29:31 +01:00
|
|
|
log_notice("Not booted with EFI, not showing EFI variables.");
|
2015-02-08 17:18:30 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
n_options = efi_get_boot_options(&options);
|
2015-03-18 03:29:31 +01:00
|
|
|
if (n_options == -ENOENT)
|
|
|
|
return log_error_errno(ENOENT, "Failed to access EFI variables, efivarfs"
|
|
|
|
" needs to be available at /sys/firmware/efi/efivars/.");
|
|
|
|
else if (n_options < 0)
|
|
|
|
return log_error_errno(n_options, "Failed to read EFI boot entries: %m");
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
n_order = efi_get_boot_order(&order);
|
2015-03-18 03:29:31 +01:00
|
|
|
if (n_order == -ENOENT)
|
2015-02-08 17:18:30 +01:00
|
|
|
n_order = 0;
|
2015-03-18 03:29:31 +01:00
|
|
|
else if (n_order < 0)
|
|
|
|
return log_error_errno(n_order, "Failed to read EFI boot order.");
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
/* print entries in BootOrder first */
|
2015-03-18 03:29:31 +01:00
|
|
|
printf("Boot Loader Entries in EFI Variables:\n");
|
2015-02-08 17:18:30 +01:00
|
|
|
for (i = 0; i < n_order; i++)
|
|
|
|
print_efi_option(order[i], true);
|
|
|
|
|
|
|
|
/* print remaining entries */
|
|
|
|
for (i = 0; i < n_options; i++) {
|
|
|
|
int j;
|
|
|
|
|
|
|
|
for (j = 0; j < n_order; j++)
|
2015-03-18 03:29:31 +01:00
|
|
|
if (options[i] == order[j])
|
|
|
|
goto next;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
print_efi_option(options[i], false);
|
2015-03-18 03:29:31 +01:00
|
|
|
next:
|
|
|
|
continue;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int compare_product(const char *a, const char *b) {
|
|
|
|
size_t x, y;
|
|
|
|
|
|
|
|
assert(a);
|
|
|
|
assert(b);
|
|
|
|
|
|
|
|
x = strcspn(a, " ");
|
|
|
|
y = strcspn(b, " ");
|
|
|
|
if (x != y)
|
|
|
|
return x < y ? -1 : x > y ? 1 : 0;
|
|
|
|
|
|
|
|
return strncmp(a, b, x);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int compare_version(const char *a, const char *b) {
|
|
|
|
assert(a);
|
|
|
|
assert(b);
|
|
|
|
|
|
|
|
a += strcspn(a, " ");
|
|
|
|
a += strspn(a, " ");
|
|
|
|
b += strcspn(b, " ");
|
|
|
|
b += strspn(b, " ");
|
|
|
|
|
|
|
|
return strverscmp(a, b);
|
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
static int version_check(int fd, const char *from, const char *to) {
|
|
|
|
_cleanup_free_ char *a = NULL, *b = NULL;
|
|
|
|
_cleanup_close_ int fd2 = -1;
|
2015-02-08 17:18:30 +01:00
|
|
|
int r;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
assert(fd >= 0);
|
2015-02-08 17:18:30 +01:00
|
|
|
assert(from);
|
|
|
|
assert(to);
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
r = get_file_version(fd, &a);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r == 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
log_error("Source file \"%s\" does not carry version information!", from);
|
|
|
|
return -EINVAL;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
fd2 = open(to, O_RDONLY|O_CLOEXEC);
|
|
|
|
if (fd2 < 0) {
|
|
|
|
if (errno == ENOENT)
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return log_error_errno(errno, "Failed to open \"%s\" for reading: %m", to);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
r = get_file_version(fd2, &b);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r == 0 || compare_product(a, b) != 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
log_notice("Skipping \"%s\", since it's owned by another boot loader.", to);
|
|
|
|
return -EEXIST;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
if (compare_version(a, b) < 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
log_warning("Skipping \"%s\", since a newer boot loader version exists already.", to);
|
|
|
|
return -ESTALE;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int copy_file(const char *from, const char *to, bool force) {
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_fclose_ FILE *f = NULL, *g = NULL;
|
|
|
|
char *p;
|
2015-02-08 17:18:30 +01:00
|
|
|
int r;
|
|
|
|
struct timespec t[2];
|
|
|
|
struct stat st;
|
|
|
|
|
|
|
|
assert(from);
|
|
|
|
assert(to);
|
|
|
|
|
|
|
|
f = fopen(from, "re");
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!f)
|
|
|
|
return log_error_errno(errno, "Failed to open \"%s\" for reading: %m", from);
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (!force) {
|
|
|
|
/* If this is an update, then let's compare versions first */
|
2015-03-18 03:29:31 +01:00
|
|
|
r = version_check(fileno(f), from, to);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(to, "~");
|
2015-02-08 17:18:30 +01:00
|
|
|
g = fopen(p, "wxe");
|
|
|
|
if (!g) {
|
|
|
|
/* Directory doesn't exist yet? Then let's skip this... */
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!force && errno == ENOENT)
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return log_error_errno(errno, "Failed to open \"%s\" for writing: %m", to);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
rewind(f);
|
|
|
|
do {
|
|
|
|
size_t k;
|
|
|
|
uint8_t buf[32*1024];
|
|
|
|
|
|
|
|
k = fread(buf, 1, sizeof(buf), f);
|
|
|
|
if (ferror(f)) {
|
2015-03-18 03:29:31 +01:00
|
|
|
r = log_error_errno(EIO, "Failed to read \"%s\": %m", from);
|
|
|
|
goto error;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
2015-03-18 03:29:31 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
if (k == 0)
|
|
|
|
break;
|
|
|
|
|
|
|
|
fwrite(buf, 1, k, g);
|
|
|
|
if (ferror(g)) {
|
2015-03-18 03:29:31 +01:00
|
|
|
r = log_error_errno(EIO, "Failed to write \"%s\": %m", to);
|
|
|
|
goto error;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
} while (!feof(f));
|
|
|
|
|
2015-07-29 20:31:07 +02:00
|
|
|
r = fflush_and_check(g);
|
|
|
|
if (r < 0) {
|
|
|
|
log_error_errno(r, "Failed to write \"%s\": %m", to);
|
2015-03-18 03:29:31 +01:00
|
|
|
goto error;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
r = fstat(fileno(f), &st);
|
|
|
|
if (r < 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
r = log_error_errno(errno, "Failed to get file timestamps of \"%s\": %m", from);
|
|
|
|
goto error;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
t[0] = st.st_atim;
|
|
|
|
t[1] = st.st_mtim;
|
|
|
|
|
|
|
|
r = futimens(fileno(g), t);
|
|
|
|
if (r < 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
r = log_error_errno(errno, "Failed to set file timestamps on \"%s\": %m", p);
|
|
|
|
goto error;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
if (rename(p, to) < 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
r = log_error_errno(errno, "Failed to rename \"%s\" to \"%s\": %m", p, to);
|
|
|
|
goto error;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
log_info("Copied \"%s\" to \"%s\".", from, to);
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
error:
|
2015-07-29 20:31:07 +02:00
|
|
|
(void) unlink(p);
|
2015-02-08 17:18:30 +01:00
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char* strupper(char *s) {
|
|
|
|
char *p;
|
|
|
|
|
|
|
|
for (p = s; *p; p++)
|
|
|
|
*p = toupper(*p);
|
|
|
|
|
|
|
|
return s;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int mkdir_one(const char *prefix, const char *suffix) {
|
|
|
|
char *p;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(prefix, "/", suffix);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (mkdir(p, 0700) < 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
if (errno != EEXIST)
|
|
|
|
return log_error_errno(errno, "Failed to create \"%s\": %m", p);
|
2015-02-08 17:18:30 +01:00
|
|
|
} else
|
2015-03-18 03:29:31 +01:00
|
|
|
log_info("Created \"%s\".", p);
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
static const char *efi_subdirs[] = {
|
|
|
|
"EFI",
|
|
|
|
"EFI/systemd",
|
|
|
|
"EFI/Boot",
|
|
|
|
"loader",
|
|
|
|
"loader/entries"
|
|
|
|
};
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
static int create_dirs(const char *esp_path) {
|
|
|
|
int r;
|
2015-03-18 03:29:31 +01:00
|
|
|
unsigned i;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
for (i = 0; i < ELEMENTSOF(efi_subdirs); i++) {
|
|
|
|
r = mkdir_one(esp_path, efi_subdirs[i]);
|
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
}
|
2013-02-08 17:24:43 +01:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
static int copy_one_file(const char *esp_path, const char *name, bool force) {
|
2015-03-18 03:29:31 +01:00
|
|
|
char *p, *q;
|
2015-02-08 17:18:30 +01:00
|
|
|
int r;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(BOOTLIBDIR "/", name);
|
|
|
|
q = strjoina(esp_path, "/EFI/systemd/", name);
|
2015-02-08 17:18:30 +01:00
|
|
|
r = copy_file(p, q, force);
|
|
|
|
|
2015-02-17 20:12:50 +01:00
|
|
|
if (startswith(name, "systemd-boot")) {
|
2015-02-08 17:18:30 +01:00
|
|
|
int k;
|
2015-03-18 03:29:31 +01:00
|
|
|
char *v;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
/* Create the EFI default boot loader name (specified for removable devices) */
|
2015-03-18 03:29:31 +01:00
|
|
|
v = strjoina(esp_path, "/EFI/Boot/BOOT", name + strlen("systemd-boot"));
|
2015-02-08 17:18:30 +01:00
|
|
|
strupper(strrchr(v, '/') + 1);
|
|
|
|
|
|
|
|
k = copy_file(p, v, force);
|
|
|
|
if (k < 0 && r == 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
r = k;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
return r;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
static int install_binaries(const char *esp_path, bool force) {
|
|
|
|
struct dirent *de;
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_closedir_ DIR *d = NULL;
|
2015-02-08 17:18:30 +01:00
|
|
|
int r = 0;
|
|
|
|
|
|
|
|
if (force) {
|
|
|
|
/* Don't create any of these directories when we are
|
|
|
|
* just updating. When we update we'll drop-in our
|
|
|
|
* files (unless there are newer ones already), but we
|
|
|
|
* won't create the directories for them in the first
|
|
|
|
* place. */
|
|
|
|
r = create_dirs(esp_path);
|
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
2015-02-17 20:12:50 +01:00
|
|
|
d = opendir(BOOTLIBDIR);
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!d)
|
|
|
|
return log_error_errno(errno, "Failed to open \""BOOTLIBDIR"\": %m");
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
while ((de = readdir(d))) {
|
|
|
|
int k;
|
|
|
|
|
|
|
|
if (de->d_name[0] == '.')
|
|
|
|
continue;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!endswith_no_case(de->d_name, ".efi"))
|
2015-02-08 17:18:30 +01:00
|
|
|
continue;
|
|
|
|
|
|
|
|
k = copy_one_file(esp_path, de->d_name, force);
|
|
|
|
if (k < 0 && r == 0)
|
|
|
|
r = k;
|
|
|
|
}
|
|
|
|
|
|
|
|
return r;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
static bool same_entry(uint16_t id, const sd_id128_t uuid, const char *path) {
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_free_ char *opath = NULL;
|
2015-02-08 17:18:30 +01:00
|
|
|
sd_id128_t ouuid;
|
2015-03-18 03:29:31 +01:00
|
|
|
int r;
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
r = efi_get_boot_option(id, NULL, &ouuid, &opath, NULL);
|
|
|
|
if (r < 0)
|
2015-02-08 17:18:30 +01:00
|
|
|
return false;
|
|
|
|
if (!sd_id128_equal(uuid, ouuid))
|
2015-03-18 03:29:31 +01:00
|
|
|
return false;
|
2015-02-08 17:18:30 +01:00
|
|
|
if (!streq_ptr(path, opath))
|
2015-03-18 03:29:31 +01:00
|
|
|
return false;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return true;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int find_slot(sd_id128_t uuid, const char *path, uint16_t *id) {
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_free_ uint16_t *options = NULL;
|
|
|
|
int n, i;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
n = efi_get_boot_options(&options);
|
|
|
|
if (n < 0)
|
|
|
|
return n;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-02-17 20:12:50 +01:00
|
|
|
/* find already existing systemd-boot entry */
|
2015-03-18 03:29:31 +01:00
|
|
|
for (i = 0; i < n; i++)
|
2015-02-08 17:18:30 +01:00
|
|
|
if (same_entry(options[i], uuid, path)) {
|
2015-03-18 03:29:31 +01:00
|
|
|
*id = options[i];
|
|
|
|
return 1;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* find free slot in the sorted BootXXXX variable list */
|
2015-03-18 03:29:31 +01:00
|
|
|
for (i = 0; i < n; i++)
|
2015-02-08 17:18:30 +01:00
|
|
|
if (i != options[i]) {
|
2015-03-18 03:29:31 +01:00
|
|
|
*id = i;
|
|
|
|
return 1;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* use the next one */
|
|
|
|
if (i == 0xffff)
|
|
|
|
return -ENOSPC;
|
2015-03-18 03:29:31 +01:00
|
|
|
*id = i;
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int insert_into_order(uint16_t slot, bool first) {
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_free_ uint16_t *order = NULL;
|
|
|
|
uint16_t *t;
|
|
|
|
int n, i;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
n = efi_get_boot_order(&order);
|
|
|
|
if (n <= 0)
|
2015-02-08 17:18:30 +01:00
|
|
|
/* no entry, add us */
|
2015-03-18 03:29:31 +01:00
|
|
|
return efi_set_boot_order(&slot, 1);
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
/* are we the first and only one? */
|
2015-03-18 03:29:31 +01:00
|
|
|
if (n == 1 && order[0] == slot)
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
/* are we already in the boot order? */
|
2015-03-18 03:29:31 +01:00
|
|
|
for (i = 0; i < n; i++) {
|
2015-02-08 17:18:30 +01:00
|
|
|
if (order[i] != slot)
|
|
|
|
continue;
|
|
|
|
|
|
|
|
/* we do not require to be the first one, all is fine */
|
|
|
|
if (!first)
|
2015-03-18 03:29:31 +01:00
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
/* move us to the first slot */
|
2015-03-18 03:29:31 +01:00
|
|
|
memmove(order + 1, order, i * sizeof(uint16_t));
|
2015-02-08 17:18:30 +01:00
|
|
|
order[0] = slot;
|
2015-03-18 03:29:31 +01:00
|
|
|
return efi_set_boot_order(order, n);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* extend array */
|
2015-03-18 03:29:31 +01:00
|
|
|
t = realloc(order, (n + 1) * sizeof(uint16_t));
|
|
|
|
if (!t)
|
|
|
|
return -ENOMEM;
|
|
|
|
order = t;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
/* add us to the top or end of the list */
|
|
|
|
if (first) {
|
2015-03-18 03:29:31 +01:00
|
|
|
memmove(order + 1, order, n * sizeof(uint16_t));
|
2015-02-08 17:18:30 +01:00
|
|
|
order[0] = slot;
|
|
|
|
} else
|
2015-03-18 03:29:31 +01:00
|
|
|
order[n] = slot;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return efi_set_boot_order(order, n + 1);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int remove_from_order(uint16_t slot) {
|
2015-02-24 23:57:47 +01:00
|
|
|
_cleanup_free_ uint16_t *order = NULL;
|
2015-03-18 03:29:31 +01:00
|
|
|
int n, i;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
n = efi_get_boot_order(&order);
|
|
|
|
if (n <= 0)
|
|
|
|
return n;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
for (i = 0; i < n; i++) {
|
2015-02-08 17:18:30 +01:00
|
|
|
if (order[i] != slot)
|
|
|
|
continue;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
if (i + 1 < n)
|
|
|
|
memmove(order + i, order + i+1, (n - i) * sizeof(uint16_t));
|
|
|
|
return efi_set_boot_order(order, n - 1);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int install_variables(const char *esp_path,
|
|
|
|
uint32_t part, uint64_t pstart, uint64_t psize,
|
|
|
|
sd_id128_t uuid, const char *path,
|
|
|
|
bool first) {
|
2015-03-18 03:29:31 +01:00
|
|
|
char *p;
|
2015-02-08 17:18:30 +01:00
|
|
|
uint16_t slot;
|
|
|
|
int r;
|
|
|
|
|
|
|
|
if (!is_efi_boot()) {
|
2015-03-18 03:29:31 +01:00
|
|
|
log_warning("Not booted with EFI, skipping EFI variable setup.");
|
2015-02-08 17:18:30 +01:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(esp_path, path);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (access(p, F_OK) < 0) {
|
|
|
|
if (errno == ENOENT)
|
2015-03-18 03:29:31 +01:00
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
else
|
2015-03-18 03:29:31 +01:00
|
|
|
return log_error_errno(errno, "Cannot access \"%s\": %m", p);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
r = find_slot(uuid, path, &slot);
|
2015-03-18 03:29:31 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r,
|
|
|
|
r == -ENOENT ?
|
|
|
|
"Failed to access EFI variables. Is the \"efivarfs\" filesystem mounted?" :
|
|
|
|
"Failed to determine current boot order: %m");
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
if (first || r == false) {
|
|
|
|
r = efi_add_boot_option(slot, "Linux Boot Manager",
|
|
|
|
part, pstart, psize,
|
|
|
|
uuid, path);
|
2015-03-18 03:29:31 +01:00
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(r, "Failed to create EFI Boot variable entry: %m");
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
log_info("Created EFI boot entry \"Linux Boot Manager\".");
|
|
|
|
}
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return insert_into_order(slot, first);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int remove_boot_efi(const char *esp_path) {
|
2015-03-18 03:29:31 +01:00
|
|
|
char *p;
|
|
|
|
_cleanup_closedir_ DIR *d = NULL;
|
2015-02-08 17:18:30 +01:00
|
|
|
struct dirent *de;
|
2015-03-18 03:29:31 +01:00
|
|
|
int r, c = 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(esp_path, "/EFI/Boot");
|
2015-02-08 17:18:30 +01:00
|
|
|
d = opendir(p);
|
|
|
|
if (!d) {
|
2015-03-18 03:29:31 +01:00
|
|
|
if (errno == ENOENT)
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return log_error_errno(errno, "Failed to open directory \"%s\": %m", p);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
while ((de = readdir(d))) {
|
2015-03-18 03:29:31 +01:00
|
|
|
_cleanup_close_ int fd = -1;
|
|
|
|
_cleanup_free_ char *v = NULL;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (de->d_name[0] == '.')
|
|
|
|
continue;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!endswith_no_case(de->d_name, ".efi"))
|
2015-02-08 17:18:30 +01:00
|
|
|
continue;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!startswith_no_case(de->d_name, "Boot"))
|
2015-02-08 17:18:30 +01:00
|
|
|
continue;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
fd = openat(dirfd(d), de->d_name, O_RDONLY|O_CLOEXEC);
|
2015-05-23 13:02:56 +02:00
|
|
|
if (fd < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return log_error_errno(errno, "Failed to open \"%s/%s\" for reading: %m", p, de->d_name);
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
r = get_file_version(fd, &v);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
|
|
|
if (r > 0 && startswith(v, "systemd-boot ")) {
|
|
|
|
r = unlinkat(dirfd(d), de->d_name, 0);
|
|
|
|
if (r < 0)
|
|
|
|
return log_error_errno(errno, "Failed to remove \"%s/%s\": %m", p, de->d_name);
|
|
|
|
|
|
|
|
log_info("Removed \"%s/\%s\".", p, de->d_name);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
c++;
|
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return c;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int rmdir_one(const char *prefix, const char *suffix) {
|
|
|
|
char *p;
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(prefix, "/", suffix);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (rmdir(p) < 0) {
|
2015-03-18 03:29:31 +01:00
|
|
|
if (!IN_SET(errno, ENOENT, ENOTEMPTY))
|
|
|
|
return log_error_errno(errno, "Failed to remove \"%s\": %m", p);
|
2013-02-08 17:24:43 +01:00
|
|
|
} else
|
2015-03-18 03:29:31 +01:00
|
|
|
log_info("Removed \"%s\".", p);
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
return 0;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
static int remove_binaries(const char *esp_path) {
|
|
|
|
char *p;
|
|
|
|
int r, q;
|
2015-03-18 03:29:31 +01:00
|
|
|
unsigned i;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(esp_path, "/EFI/systemd");
|
2015-04-04 11:52:57 +02:00
|
|
|
r = rm_rf(p, REMOVE_ROOT|REMOVE_PHYSICAL);
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
q = remove_boot_efi(esp_path);
|
|
|
|
if (q < 0 && r == 0)
|
|
|
|
r = q;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
for (i = ELEMENTSOF(efi_subdirs); i > 0; i--) {
|
|
|
|
q = rmdir_one(esp_path, efi_subdirs[i-1]);
|
|
|
|
if (q < 0 && r == 0)
|
|
|
|
r = q;
|
|
|
|
}
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int remove_variables(sd_id128_t uuid, const char *path, bool in_order) {
|
|
|
|
uint16_t slot;
|
|
|
|
int r;
|
|
|
|
|
|
|
|
if (!is_efi_boot())
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
r = find_slot(uuid, path, &slot);
|
|
|
|
if (r != 1)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
r = efi_remove_boot_option(slot);
|
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
|
|
|
|
if (in_order)
|
2015-03-18 03:29:31 +01:00
|
|
|
return remove_from_order(slot);
|
|
|
|
else
|
|
|
|
return 0;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static int install_loader_config(const char *esp_path) {
|
2015-03-18 03:29:31 +01:00
|
|
|
char *p;
|
2015-02-08 17:18:30 +01:00
|
|
|
char line[64];
|
|
|
|
char *machine = NULL;
|
2015-05-22 23:40:19 +02:00
|
|
|
_cleanup_fclose_ FILE *f = NULL, *g = NULL;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
f = fopen("/etc/machine-id", "re");
|
|
|
|
if (!f)
|
2015-07-15 11:58:03 +02:00
|
|
|
return errno == ENOENT ? 0 : -errno;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (fgets(line, sizeof(line), f) != NULL) {
|
|
|
|
char *s;
|
|
|
|
|
|
|
|
s = strchr(line, '\n');
|
|
|
|
if (s)
|
|
|
|
s[0] = '\0';
|
|
|
|
if (strlen(line) == 32)
|
|
|
|
machine = line;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!machine)
|
|
|
|
return -ESRCH;
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
p = strjoina(esp_path, "/loader/loader.conf");
|
2015-05-22 23:40:19 +02:00
|
|
|
g = fopen(p, "wxe");
|
|
|
|
if (g) {
|
|
|
|
fprintf(g, "#timeout 3\n");
|
|
|
|
fprintf(g, "default %s-*\n", machine);
|
|
|
|
if (ferror(g))
|
2015-03-18 03:29:31 +01:00
|
|
|
return log_error_errno(EIO, "Failed to write \"%s\": %m", p);
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int help(void) {
|
|
|
|
printf("%s [COMMAND] [OPTIONS...]\n"
|
|
|
|
"\n"
|
2015-07-05 00:03:50 +02:00
|
|
|
"Install, update or remove the systemd-boot EFI boot manager.\n\n"
|
2015-02-08 17:18:30 +01:00
|
|
|
" -h --help Show this help\n"
|
|
|
|
" --version Print version\n"
|
|
|
|
" --path=PATH Path to the EFI System Partition (ESP)\n"
|
|
|
|
" --no-variables Don't touch EFI variables\n"
|
|
|
|
"\n"
|
2015-05-22 23:40:19 +02:00
|
|
|
"Commands:\n"
|
2015-02-17 20:12:50 +01:00
|
|
|
" status Show status of installed systemd-boot and EFI variables\n"
|
|
|
|
" install Install systemd-boot to the ESP and EFI variables\n"
|
|
|
|
" update Update systemd-boot in the ESP and EFI variables\n"
|
|
|
|
" remove Remove systemd-boot from the ESP and EFI variables\n",
|
2015-02-08 17:18:30 +01:00
|
|
|
program_invocation_short_name);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
static const char *arg_path = "/boot";
|
2015-02-08 17:18:30 +01:00
|
|
|
static bool arg_touch_variables = true;
|
|
|
|
|
|
|
|
static int parse_argv(int argc, char *argv[]) {
|
|
|
|
enum {
|
|
|
|
ARG_PATH = 0x100,
|
|
|
|
ARG_VERSION,
|
|
|
|
ARG_NO_VARIABLES,
|
2013-02-08 17:24:43 +01:00
|
|
|
};
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
static const struct option options[] = {
|
|
|
|
{ "help", no_argument, NULL, 'h' },
|
|
|
|
{ "version", no_argument, NULL, ARG_VERSION },
|
|
|
|
{ "path", required_argument, NULL, ARG_PATH },
|
|
|
|
{ "no-variables", no_argument, NULL, ARG_NO_VARIABLES },
|
|
|
|
{ NULL, 0, NULL, 0 }
|
|
|
|
};
|
|
|
|
|
|
|
|
int c;
|
2013-02-08 17:24:43 +01:00
|
|
|
|
|
|
|
assert(argc >= 0);
|
|
|
|
assert(argv);
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0)
|
2015-02-08 17:18:30 +01:00
|
|
|
switch (c) {
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
case 'h':
|
2013-02-08 17:24:43 +01:00
|
|
|
help();
|
|
|
|
return 0;
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
case ARG_VERSION:
|
|
|
|
printf(VERSION "\n");
|
|
|
|
return 0;
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
case ARG_PATH:
|
|
|
|
arg_path = optarg;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case ARG_NO_VARIABLES:
|
|
|
|
arg_touch_variables = false;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case '?':
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
default:
|
2015-03-18 03:29:31 +01:00
|
|
|
assert_not_reached("Unknown option");
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
return 1;
|
|
|
|
}
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-03-21 15:28:55 +01:00
|
|
|
static void read_loader_efi_var(const char *name, char **var) {
|
|
|
|
int r;
|
|
|
|
|
|
|
|
r = efi_get_variable_string(EFI_VENDOR_LOADER, name, var);
|
|
|
|
if (r < 0 && r != -ENOENT)
|
|
|
|
log_warning_errno(r, "Failed to read EFI variable %s: %m", name);
|
|
|
|
}
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
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;
|
2015-03-18 03:29:31 +01:00
|
|
|
uint64_t pstart = 0, psize = 0;
|
|
|
|
int r, q;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (argv[optind]) {
|
2015-03-18 03:29:31 +01:00
|
|
|
unsigned i;
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
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)) {
|
2015-03-18 03:29:31 +01:00
|
|
|
log_error("Unknown operation \"%s\"", argv[optind]);
|
|
|
|
return -EINVAL;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
if (geteuid() != 0)
|
|
|
|
return log_error_errno(EPERM, "Need to be root.");
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
r = verify_esp(arg_path, &part, &pstart, &psize, &uuid);
|
|
|
|
if (r == -ENODEV && !arg_path)
|
2015-03-18 03:29:31 +01:00
|
|
|
log_notice("You might want to use --path= to indicate the path to your ESP, in case it is not mounted on /boot.");
|
2015-02-08 17:18:30 +01:00
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
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 = {};
|
|
|
|
|
2015-03-21 15:28:55 +01:00
|
|
|
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", draw_special_char(DRAW_TREE_RIGHT), strna(loader_path));
|
|
|
|
printf("\n");
|
|
|
|
} else
|
|
|
|
printf("System:\n Not booted with EFI\n");
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
r = status_binaries(arg_path, uuid);
|
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (arg_touch_variables)
|
|
|
|
r = status_variables();
|
2013-02-08 17:24:43 +01:00
|
|
|
break;
|
2015-02-08 17:18:30 +01:00
|
|
|
}
|
2013-02-08 17:24:43 +01:00
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
case ACTION_INSTALL:
|
|
|
|
case ACTION_UPDATE:
|
|
|
|
umask(0002);
|
|
|
|
|
|
|
|
r = install_binaries(arg_path, arg_action == ACTION_INSTALL);
|
|
|
|
if (r < 0)
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2015-02-08 17:18:30 +01:00
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
if (arg_action == ACTION_INSTALL) {
|
|
|
|
r = install_loader_config(arg_path);
|
|
|
|
if (r < 0)
|
|
|
|
return r;
|
|
|
|
}
|
2015-02-08 17:18:30 +01:00
|
|
|
|
|
|
|
if (arg_touch_variables)
|
|
|
|
r = install_variables(arg_path,
|
|
|
|
part, pstart, psize, uuid,
|
2015-02-17 20:12:50 +01:00
|
|
|
"/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi",
|
2015-02-08 17:18:30 +01:00
|
|
|
arg_action == ACTION_INSTALL);
|
2013-02-08 17:24:43 +01:00
|
|
|
break;
|
|
|
|
|
2015-02-08 17:18:30 +01:00
|
|
|
case ACTION_REMOVE:
|
|
|
|
r = remove_binaries(arg_path);
|
|
|
|
|
|
|
|
if (arg_touch_variables) {
|
2015-02-17 20:12:50 +01:00
|
|
|
q = remove_variables(uuid, "/EFI/systemd/systemd-boot" EFI_MACHINE_TYPE_NAME ".efi", true);
|
2015-02-08 17:18:30 +01:00
|
|
|
if (q < 0 && r == 0)
|
|
|
|
r = q;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
2015-03-18 03:29:31 +01:00
|
|
|
return r;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
int main(int argc, char *argv[]) {
|
2014-08-02 17:12:21 +02:00
|
|
|
int r;
|
2013-02-08 17:24:43 +01:00
|
|
|
|
|
|
|
log_parse_environment();
|
|
|
|
log_open();
|
|
|
|
|
|
|
|
r = parse_argv(argc, argv);
|
2014-08-02 17:12:21 +02:00
|
|
|
if (r <= 0)
|
2013-02-08 17:24:43 +01:00
|
|
|
goto finish;
|
|
|
|
|
|
|
|
r = bootctl_main(argc, argv);
|
2014-08-02 17:12:21 +02:00
|
|
|
|
|
|
|
finish:
|
|
|
|
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
|
2013-02-08 17:24:43 +01:00
|
|
|
}
|