blob: 1ee3f086682e50e50a44769b3831a137cc422232 (
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
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
#!/bin/sh
set -e
DEFAULT_AUTH_TYPE=ed25519
force()
{
[ "$FORCE" ]
}
in_group()
{
local g
for g in $(groups)
do
[ "$g" = "$1" ] && return
done
false
}
as_root()
{
if [ "$(id -u)" = 0 ]
then
"$@"
elif in_group sudo
then
sudo "$@"
else
su -c "$*"
fi
}
apt_install()
{
as_root apt-get install "$@"
}
dpkg_install()
{
as_root dpkg -i "$@"
}
control_file()
{
cat <<EOF
Package: selfpublish-dot-sh-deps
Depends: apache2 (>= 2.4.46), libssl1.1 (>= 1.1.1d)
Description: selfpublish.sh dependency package
This package depends on the dependencies of the
selfpublish.sh script, and is installed by that
script to self-satisfy those dependencies.
EOF
}
equivocate()
{
if dpkg-query -s selfpublish-dot-sh-deps | grep -q '^Status: install ok installed'
then
return
fi
which equivs-build >/dev/null 2>&1 || apt_install equivs
(
destdir=$(mktemp -d)
cd "$destdir"
control_file > ./control
equivs-build ./control >/dev/null 2>&1
dpkg_install selfpublish-dot-sh-deps_1.0_all.deb
)
}
ssh_keytag_to_path_fragment()
{
case "$1" in
ssh-dss) echo dsa ;;
ecdsa-sha2-nistp256) echo ecdsa ;;
ssh-rsa|ssh-ed25519) echo ${1#ssh-} ;;
*) return 1 ;;
esac
}
path_fragment_to_ssh_keytag()
{
case "$1" in
ssh-dss|ecdsa-sha2-nistp256|ssh-rsa|ssh-ed25519) echo $1;;
dss|rsa|ed25519) echo ssh-$1 ;;
dsa) echo ssh-dss ;;
ecdsa) echo ecdsa-sha2-nistp256 ;;
*) return 1 ;;
esac
}
get_dyndns_domain()
{
fragment=$(ssh_keytag_to_path_fragment "$1") || return
host_keyfile=/etc/ssh/ssh_host_${fragment}_key
user_keyfile=$HOME/.ssh/id_${fragment}
set -- -q dyndns@cryptonomic.net
if [ -r "$host_keyfile" ]
then
set -- ssh -i "$host_keyfile" "$@"
elif in_group sudo
then
set -- sudo ssh -i "$host_keyfile" "$@"
elif [ -r "$user_keyfile" ]
then
set -- ssh -i "$user_keyfile" "$@"
else
set -- ssh "$@"
fi
"$@"
}
enable_apache_modules()
{
for MODULE in $APACHE_MODULES
do
a2enmod $MODULE >/dev/null
done
}
site_conf_template()
{
cat <<END
<MDomain $DOMAIN>
MDContactEmail webmaster@$DOMAIN
MDCertificateAgreement accepted
MDRequireHttps temporary
</MDomain>
<VirtualHost *:80>
ServerName $DOMAIN
ServerAlias ${DOMAIN}.
Redirect / https://$DOMAIN
</VirtualHost>
<VirtualHost *:443>
ServerName $DOMAIN
ServerAdmin webmaster@$DOMAIN
SSLEngine on
ErrorLog /srv/$DOMAIN/logs/error.log
CustomLog /srv/$DOMAIN/logs/access.log combined
<Location "/server-status">
SetHandler server-status
</Location>
DocumentRoot /srv/$DOMAIN/public_html/
<Directory /srv/$DOMAIN/public_html>
Options Indexes FollowSymLinks MultiViews Includes
IndexOrderDefault Descending Date
IndexOptions +IgnoreCase FancyIndexing
IndexOptions +HTMLTable SuppressDescription
IndexStyleSheet /css/autoindex.css
IndexIgnore /unindexed /HEADER.html /css /images
# Using an absolute url for header
HeaderName /HEADER.html
XBitHack on
AllowOverride None
Require all granted
</Directory>
</VirtualHost>
END
}
wait_for_certificate_issuance()
{
local f state
f=/etc/apache2/md/domains/"$1"/md.json
while true
do
if [ -e "$f" ]
then
state=$(sed -ne 's/^ *"state": *\([0-9]\+\),/\1/p' "$f")
if [ "$state" = 2 ]
then
return
fi
fi
sleep 1
done
}
install_apache_site()
{
if [ -e "$SITE_CONF" ] && ! force
then
return
fi
for DIR in $APACHE_SITE_DIRS
do
mkdir -p "$SITE_DIR"/"$DIR"
done
local tmp
tmp=$(mktemp "$SITE_CONF".XXXXXX)
site_conf_template > "$tmp"
mv -T "$tmp" "$SITE_CONF" || { rm -f "$tmp"; false; }
a2ensite "$DOMAIN" >/dev/null
}
install_self_to_site()
{
SOURCE_BASENAME=${0##*/}
[ -d "$SITE_DIR"/public_html ] || return
dst=$SITE_DIR/public_html/$SOURCE_BASENAME
src=$0
[ -e "$src" ] || return 0
if [ ! "$src" -ef "$dst" ]
then
cp -Tuv "$src" "$dst" >&2
cp -Tuv "$src" "$dst".txt >&2
fi
}
check_tls()
{
curl -s -S -I https://"$1" >/dev/null
}
equivocate
APACHE_MODULES='status md rewrite ssl include'
APACHE_SITE_DIRS='logs public_html'
AUTH_TYPE=$(path_fragment_to_ssh_keytag "${1:-$DEFAULT_AUTH_TYPE}")
DYNDNS=$(get_dyndns_domain "$AUTH_TYPE")
DOMAIN=${DYNDNS%% *}
SITE_DIR=/srv/$DOMAIN
SITE_CONF=/etc/apache2/sites-available/$DOMAIN.conf
case "$DOMAIN" in
*."$AUTH_TYPE".cryptonomic.net) ;;
*)
printf 'Error: %s\n' "Unexpected domain returned by server: $DOMAIN"
exit 1 ;;
esac
if ! check_tls "$DOMAIN" || force
then
equivocate
enable_apache_modules
install_apache_site
install_self_to_site
systemctl restart apache2
wait_for_certificate_issuance "$DOMAIN"
systemctl reload apache2
else
install_self_to_site
fi
check_tls "$DOMAIN"
printf '%s\n' "https://$DOMAIN/selfpublish.sh"
|