aboutsummaryrefslogtreecommitdiffstats
path: root/setup-alpine.in
blob: cc1048330e79cd055c9f912ac0dfcda23da334df (plain)
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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
#!/bin/sh

PROGRAM=setup-alpine
VERSION=@VERSION@

PREFIX=
. $PREFIX/lib/libalpine.sh

# Extract fully qualified domain name from current hostname. If none is
# currently set, use 'my.domain'.
get_fqdn() {
	local _dn
	_dn=$(hostname -f 2>/dev/null)
	_dn=${_dn#$(hostname -s 2>/dev/null)}
	_dn=${_dn#.}
	echo "${_dn:=my.domain}"
}

is_qemu() {
	grep -q "QEMU" /proc/cpuinfo
}

usage() {
	cat <<__EOF__
usage: setup-alpine [-ahq] [-c FILE | -f FILE]

Setup Alpine Linux

options:
 -a  Create Alpine Linux overlay file
 -c  Create answer file (do not install anything)
 -f  Answer file to use installation
 -h  Show this help
 -q  Quick mode. Ask fewer questions.
__EOF__
        exit 1
}

while getopts "af:c:hq" opt ; do
	case $opt in
		a) ARCHIVE=yes;;
		f) USEANSWERFILE="$OPTARG";;
		c) CREATEANSWERFILE="$OPTARG";;
		h) usage;;
		q) quick=1;;
		*) usage;;
	esac
done
shift `expr $OPTIND - 1`

rc_sys=$(rc --sys)
# mount xenfs so we can detect xen dom0
if [ "$rc_sys" = "XENU" ] && ! grep -q '^xenfs' /proc/mounts; then
	modprobe xenfs
	mount -t xenfs xenfs /proc/xen
fi

if [ "$USEANSWERFILE" != "" ]; then
	if [ -e "$USEANSWERFILE" ]; then
		. "$USEANSWERFILE"
	fi
fi

if [ "$CREATEANSWERFILE" != "" ]; then
	touch "$CREATEANSWERFILE" || echo "Cannot touch file $CREATEANSWERFILE"
	cat <<__EOF__ > "$CREATEANSWERFILE"
# Example answer file for setup-alpine script
# If you don't want to use a certain option, then comment it out

# Use US layout with US variant
KEYMAPOPTS="us us"

# Set hostname to alpine-test
HOSTNAMEOPTS="-n alpine-test"

# Contents of /etc/network/interfaces
INTERFACESOPTS="auto lo
iface lo inet loopback

auto eth0
iface eth0 inet dhcp
	hostname alpine-test
"

# Search domain of example.com, Google public nameserver
DNSOPTS="-d example.com 8.8.8.8"

# Set timezone to UTC
TIMEZONEOPTS="-z UTC"

# set http/ftp proxy
PROXYOPTS="http://webproxy:8080"

# Add a random mirror
APKREPOSOPTS="-r"

# Install Openssh
SSHDOPTS="-c openssh"

# Use openntpd
NTPOPTS="-c openntpd"

# Use /dev/sda as a data disk
DISKOPTS="-m data /dev/sda"

# Setup in /media/sdb1
LBUOPTS="/media/sdb1"
APKCACHEOPTS="/media/sdb1/cache"

__EOF__
	echo "Answer file $CREATEANSWERFILE has been created.  Please add or remove options as desired in that file"
	exit 0
fi

if [ "$ARCHIVE" ] ; then
	echo "Creating an Alpine overlay"
	init_tmpdir ROOT
else
	PKGADD="apk add"
fi

if [ "$rc_sys" != LXC ]; then
	$PREFIX/sbin/setup-keymap ${KEYMAPOPTS}
	$PREFIX/sbin/setup-hostname ${HOSTNAMEOPTS}
fi

if [ -n "$INTERFACESOPTS" ]; then
	printf "$INTERFACESOPTS" | $PREFIX/sbin/setup-interfaces -i
else
	$PREFIX/sbin/setup-interfaces
fi
# start the networking in background
/etc/init.d/networking --quiet start &

# setup up dns if no dhcp was configured
grep '^iface.*dhcp' $ROOT/etc/network/interfaces > /dev/null ||\
	$PREFIX/sbin/setup-dns ${DNSOPTS}

# set root password
[ -z "$NOCOMMIT" ] && while ! passwd ; do echo "Please retry." ; done

if [ -z "$quick" ]; then
	# pick timezone
	$PREFIX/sbin/setup-timezone ${TIMEZONEOPTS}
fi

rc-update --quiet add networking boot
rc-update --quiet add urandom boot
rc-update --quiet add acpid
rc-update --quiet add cron

# enable new hostname
/etc/init.d/hostname --quiet restart

# start up the services
rc boot
rc default

# update /etc/hosts - after we have got dhcp address
# Get default fully qualified domain name from *first* domain
# given on *last* search or domain statement.
_dn=$(sed -n \
-e '/^domain[[:space:]][[:space:]]*/{s///;s/\([^[:space:]]*\).*$/\1/;h;}' \
-e '/^search[[:space:]][[:space:]]*/{s///;s/\([^[:space:]]*\).*$/\1/;h;}' \
-e '${g;p;}' /etc/resolv.conf 2>/dev/null)

_hn=$(hostname)
_hn=${_hn%%.*}

sed -i -e "s/^127\.0\.0\.1.*/127.0.0.1\t${_hn}.${_dn:-$(get_fqdn)} ${_hn} localhost.localdomain localhost/" /etc/hosts

$PREFIX/sbin/setup-proxy -q ${PROXYOPTS}
# activate the proxy if configured
if [ -r "$ROOT/etc/profile" ]; then
	. "$ROOT/etc/profile"
fi
$PREFIX/sbin/setup-apkrepos ${APKREPOSOPTS}

# lets stop here if in "quick mode"
if [ "$quick" = 1 ]; then
	exit 0
fi

$PREFIX/sbin/setup-sshd ${SSHDOPTS}

if ! is_qemu && [ "$rc_sys" != "LXC" ]; then
	$PREFIX/sbin/setup-ntp ${NTPOPTS}
fi

if is_xen_dom0; then
	setup-xen-dom0
fi

if [ "$rc_sys" = "LXC" ]; then
	exit 0
fi

DEFAULT_DISK=none \
	$PREFIX/sbin/setup-disk -q ${DISKOPTS}

diskmode=$(cat /tmp/alpine-install-diskmode.out 2>/dev/null)

# setup lbu and apk cache unless installed sys on disk
if [ "$diskmode" != "sys" ]; then
	$PREFIX/sbin/setup-lbu ${LBUOPTS}
	$PREFIX/sbin/setup-apkcache ${APKCACHEOPTS}
	if [ -L /etc/apk/cache ]; then
		apk cache sync
	fi
fi