aboutsummaryrefslogtreecommitdiff
path: root/usr.sbin/bsdinstall/scripts/hostname
blob: ec58ad5dfe66fbd033e4b0753e3c2d5d273c22e6 (plain) (blame)
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
#!/bin/sh
#-
# Copyright (c) 2011 Nathan Whitehorn
# Copyright (c) 2015-2018 Devin Teske
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
#
############################################################ INCLUDES

BSDCFG_SHARE="/usr/share/bsdconfig"
. $BSDCFG_SHARE/common.subr || exit 1
f_dprintf "%s: loading_includes..." "$0"
f_include $BSDCFG_SHARE/dialog.subr

############################################################ CONFIGURATION

#
# Default value
#
: ${HOSTNAME=$( hostname )}

#
# Default file to store hostname entry in
#
: ${HOSTNAMEFILE:=$BSDINSTALL_TMPETC/rc.conf.hostname}

############################################################ GLOBALS

#
# Strings that should be moved to an i18n file and loaded with f_include_lang()
#
msg_freebsd_installer="$OSNAME Installer"
msg_ok="OK"
msg_please_choose_a_hostname="Please choose a hostname for this machine.\n\nIf you are running on a managed network, please ask\nyour network administrator for an appropriate name."
msg_set_hostname="Set Hostname"
msg_empty_hostname_warning="The hostname is currently empty. This is not recommended, as many network services rely on a valid hostname. Are you sure you want to continue?"
#
# Command strings for various tasks
#
ECHO_OVERWRITE='echo "%s" > "%s"'
SET_HOSTNAME='hostname -s "%s"'

############################################################ FUNCTIONS

# dialog_hostname
#
# Display input box (without cancel button) for user to enter desired hostname.
#
dialog_hostname()
{
	local prompt="$msg_please_choose_a_hostname"
	local hline=
	local value="$*"

	local height width
	f_dialog_inputbox_size height width \
		"$DIALOG_TITLE" "$DIALOG_BACKTITLE" "$prompt" "$value" "$hline"

	$DIALOG \
		--title "$DIALOG_TITLE"         \
		--backtitle "$DIALOG_BACKTITLE" \
		--hline "$hline"                \
		--ok-label "$msg_ok"            \
		--no-cancel                     \
		--inputbox "$prompt"            \
		$height $width "$value"         \
		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
}

############################################################ MAIN

#
# Initialize
#
f_dialog_title "$msg_set_hostname"
f_dialog_backtitle "$msg_freebsd_installer"

#
# Get user input and Warn if hostname is empty
#
while :; do
    HOSTNAME=$(dialog_hostname "$HOSTNAME")
    [ $? -eq $DIALOG_CANCEL ] && exit 1

    if [ -z "$HOSTNAME" ]; then
	if [ "$USE_XDIALOG" ]; then
		yes=yes no=no defaultno=defaultno
		extra_args="--wrap --left"
	else
		yes=yes no=no defaultno=defaultno
		extra_args="--colors --cr-wrap"
        fi

        $DIALOG \
		--title "$DIALOG_TITLE" 		\
		--backtitle "$DIALOG_BACKTITLE" 	\
		--defaultno 				\
		--yes-label "$yes" 			\
		--no-label "$no" 			\
		$extra_args 				\
		--yesno "$msg_empty_hostname_warning" 0 0

        [ $? -ne 0 ] && continue
    fi

    break
done

#
# Store the user's choice
#
f_eval_catch "$pgm" echo "$ECHO_OVERWRITE" \
	'hostname=\"$HOSTNAME\"' "$HOSTNAMEFILE"
retval=$?

#
# Activate entry if configured
#
if [ "$BSDINSTALL_CONFIGCURRENT" ]; then
	f_eval_catch "$pgm" hostname "$SET_HOSTNAME" "$HOSTNAME"
	retval=$?
fi

exit $retval

################################################################################
# END
################################################################################