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
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
#!/bin/sh
# shellcheck disable=1090,1091,2174
. /etc/init/rc.conf
. INITDIR/rc.lib
mnt() {
while read -r _ mnt _; do
case "$mnt" in "$1") return 0; esac
done < /proc/mounts
mnt="$1"; shift
mount "$@" "$mnt"
}
PATH=/usr/bin:/usr/local/bin
# shellcheck disable=2034
old_ifs=$IFS
set -f
welcome
out "Mounting pseudo filesystems..."; {
mnt /proc -o nosuid,noexec,nodev -t proc proc
mnt /sys -o nosuid,noexec,nodev -t sysfs sys
mnt /run -o mode=0755,nosuid,nodev -t tmpfs run
mnt /dev -o mode=0755,nosuid -t devtmpfs dev
mkdir -pm 0755 \
/run/lvm \
/run/user \
/run/lock \
/run/log \
/dev/pts \
/dev/shm
command -v runsvdir >/dev/null 2>&1 && mkdir -pm 0755 /run/runit
mnt /dev/pts -o mode=0620,gid=5,nosuid,noexec -nt devpts devpts
mnt /dev/shm -o mode=1777,nosuid,nodev -nt tmpfs shm
}
[ "$dmesg_level" ] && {
out "Setting dmesg level..."
dmesg -n$dmesg_level
}
command -v udevd >/dev/null && {
out "Starting eudev..."
udevd --daemon
udevadm trigger --action=add --type=subsystems
udevadm trigger --action=add --type=devices
udevadm settle
}
out "Remounting rootfs as ro..."; {
mount -o remount,ro / || emergency_shell
}
[ -e /etc/crypttab ] && [ -x /bin/cryptsetup ] && {
out "Activating encrypted devices..."
parse_crypttab
}
out "Checking filesystems..."; {
fsck -ATat noopts=_netdev
[ $? -gt 1 ] && emergency_shell
}
out "Mounting rootfs rw..."; {
mount -o remount,rw / || emergency_shell
}
out "Mounting all local filesystems..."; {
mount -at nosysfs,nonfs,nonfs4,nosmbfs,nocifs -O no_netdev ||
emergency_shell
}
out "Enabling swap..."; {
swapon -a || emergency_shell
}
out "Seeding random..."; {
if [ -f /var/random.seed ]; then
cat /var/random.seed > /dev/urandom
else
out "This may hang."
out "Mash the keyboard to generate entropy..."
dd count=1 bs=512 if=/dev/random of=/var/random.seed
fi
}
out "Setting up loopback..."; {
ip link set up dev lo
}
out "Setting hostname..."; {
read -r hostname < /etc/hostname
printf '%s\n' "${hostname:-carbs-linux}" > /proc/sys/kernel/hostname
} 2>/dev/null
[ "$keymap" ] && {
out "Loading keymap settings..."
loadkmap < "$keymap"
}
out "Loading sysctl settings..."; {
find /run/sysctl.d \
/etc/sysctl.d \
/usr/local/lib/sysctl.d \
/usr/lib/sysctl.d \
/lib/sysctl.d \
/etc/sysctl.conf \
-name \*.conf -type f 2>/dev/null \
| while read -r conf; do
seen="$seen ${conf##*/}"
case $seen in
*" ${conf##*/} "*) ;;
*) printf '%s\n' "* Applying $conf ..."
sysctl -p "$conf" ;;
esac
done
}
command -v udevd >/dev/null &&
udevadm control --exit
out "Running boot hooks..."
set +f
for file in /etc/init/*.boot ; do
[ -f "$file" ] && \
out "Running $file" && . "$file"
done
out "Running rc.local..."; {
[ -r "/etc/init/rc.local" ] && \
. /etc/init/rc.local
}
out "Boot stage complete..."
|
