1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2013 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <unistd.h>
#include <stdlib.h>
#include "efivars.h"
#include "path-util.h"
#include "util.h"
#include "mkdir.h"
#include "unit-name.h"
static const char *arg_dest = "/tmp";
int main(int argc, char *argv[]) {
int r = EXIT_SUCCESS;
sd_id128_t id;
_cleanup_free_ char *what = NULL, *fsck = NULL;
char *name;
_cleanup_fclose_ FILE *f = NULL, *f2 = NULL;
if (argc > 1 && argc != 4) {
log_error("This program takes three or no arguments.");
return EXIT_FAILURE;
}
if (argc > 1)
arg_dest = argv[3];
log_set_target(LOG_TARGET_SAFE);
log_parse_environment();
log_open();
umask(0022);
if (!is_efi_boot())
return EXIT_SUCCESS;
if (dir_is_empty("/boot") <= 0)
return EXIT_SUCCESS;
r = efi_loader_get_device_part_uuid(&id);
if (r == -ENOENT)
return EXIT_SUCCESS;
if (r < 0) {
log_error("Failed to read ESP partition UUID: %s", strerror(-r));
return EXIT_FAILURE;
}
name = strappenda(arg_dest, "/boot.mount");
f = fopen(name, "wxe");
if (!f) {
log_error("Failed to create mount unit file %s: %m", name);
return EXIT_FAILURE;
}
r = asprintf(&what,
"/dev/disk/by-partuuid/%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
SD_ID128_FORMAT_VAL(id));
if (r < 0) {
log_oom();
return EXIT_FAILURE;
}
fsck = unit_name_from_path_instance("systemd-fsck", what, ".service");
if (!fsck) {
log_oom();
return EXIT_FAILURE;
}
fprintf(f,
"# Automatially generated by systemd-efi-boot-generator\n\n"
"[Unit]\n"
"Description=EFI System Partition\n"
"Requires=%s\n"
"After=%s\n"
"\n"
"[Mount]\n"
"Where=/boot\n"
"What=%s\n"
"Options=umask=0077,noauto\n",
fsck, fsck, what);
name = strappenda(arg_dest, "/boot.automount");
f2 = fopen(name, "wxe");
if (!f2) {
log_error("Failed to create automount unit file %s: %m", name);
return EXIT_FAILURE;
}
fputs("# Automatially generated by systemd-efi-boot-generator\n\n"
"[Unit]\n"
"Description=EFI System Partition Automount\n\n"
"[Automount]\n"
"Where=/boot\n", f2);
name = strappenda(arg_dest, "/local-fs.target.wants/boot.automount");
mkdir_parents(name, 0755);
if (symlink("../boot.automount", name) < 0) {
log_error("Failed to create symlink %s: %m", name);
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
|
