blob: 6fe2c779556307c6fbe665ce0aad22ab22eabfec (
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
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
|
#!/bin/sh
#
# ssh-host-config, Copyright 2000, Red Hat Inc.
#
# This file is part of the Cygwin port of OpenSSH.
# Subdirectory where the new package is being installed
PREFIX=/usr
# Directory where the config files are stored
SYSCONFDIR=/etc
# Subdirectory where an old package might be installed
OLDPREFIX=/usr/local
OLDSYSCONFDIR=${OLDPREFIX}/etc
progname=$0
auto_answer=""
request()
{
if [ "${auto_answer}" = "yes" ]
then
return 0
elif [ "${auto_answer}" = "no" ]
then
return 1
fi
answer=""
while [ "X${answer}" != "Xyes" -a "X${answer}" != "Xno" ]
do
echo -n "$1 (yes/no) "
read answer
done
if [ "X${answer}" = "Xyes" ]
then
return 0
else
return 1
fi
}
# Check options
while :
do
case $# in
0)
break
;;
esac
option=$1
shift
case "$option" in
-d | --debug )
set -x
;;
-y | --yes )
auto_answer=yes
;;
-n | --no )
auto_answer=no
;;
*)
echo "usage: ${progname} [OPTION]..."
echo
echo "This script creates an OpenSSH host configuration."
echo
echo "Options:"
echo " --debug -d Enable shell's debug output."
echo " --yes -y Answer all questions with \"yes\" automatically."
echo " --no -n Answer all questions with \"no\" automatically."
echo
exit 1
;;
esac
done
# Check for running ssh/sshd processes first. Refuse to do anything while
# some ssh processes are still running
if ps -ef | grep -v grep | grep -q ssh
then
echo
echo "There are still ssh processes running. Please shut them down first."
echo
exit 1
fi
# Check for ${SYSCONFDIR} directory
if [ -e "${SYSCONFDIR}" -a ! -d "${SYSCONFDIR}" ]
then
echo
echo "${SYSCONFDIR} is existant but not a directory."
echo "Cannot create global configuration files."
echo
exit 1
fi
# Create it if necessary
if [ ! -e "${SYSCONFDIR}" ]
then
mkdir "${SYSCONFDIR}"
if [ ! -e "${SYSCONFDIR}" ]
then
echo
echo "Creating ${SYSCONFDIR} directory failed"
echo
exit 1
fi
fi
# Check for an old installation in ${OLDPREFIX} unless ${OLDPREFIX} isn't
# the same as ${PREFIX}
old_install=0
if [ "${OLDPREFIX}" != "${PREFIX}" ]
then
if [ -f "${OLDPREFIX}/sbin/sshd" ]
then
echo
echo "You seem to have an older installation in ${OLDPREFIX}."
echo
# Check if old global configuration files exist
if [ -f "${OLDSYSCONFDIR}/ssh_host_key" ]
then
if request "Do you want to copy your config files to your new installation?"
then
cp -f ${OLDSYSCONFDIR}/ssh_host_key ${SYSCONFDIR}
cp -f ${OLDSYSCONFDIR}/ssh_host_key.pub ${SYSCONFDIR}
cp -f ${OLDSYSCONFDIR}/ssh_host_dsa_key ${SYSCONFDIR}
cp -f ${OLDSYSCONFDIR}/ssh_host_dsa_key.pub ${SYSCONFDIR}
cp -f ${OLDSYSCONFDIR}/ssh_config ${SYSCONFDIR}
cp -f ${OLDSYSCONFDIR}/sshd_config ${SYSCONFDIR}
fi
fi
if request "Do you want to erase your old installation?"
then
rm -f ${OLDPREFIX}/bin/ssh.exe
rm -f ${OLDPREFIX}/bin/ssh-config
rm -f ${OLDPREFIX}/bin/scp.exe
rm -f ${OLDPREFIX}/bin/ssh-add.exe
rm -f ${OLDPREFIX}/bin/ssh-agent.exe
rm -f ${OLDPREFIX}/bin/ssh-keygen.exe
rm -f ${OLDPREFIX}/bin/slogin
rm -f ${OLDSYSCONFDIR}/ssh_host_key
rm -f ${OLDSYSCONFDIR}/ssh_host_key.pub
rm -f ${OLDSYSCONFDIR}/ssh_host_dsa_key
rm -f ${OLDSYSCONFDIR}/ssh_host_dsa_key.pub
rm -f ${OLDSYSCONFDIR}/ssh_config
rm -f ${OLDSYSCONFDIR}/sshd_config
rm -f ${OLDPREFIX}/man/man1/ssh.1
rm -f ${OLDPREFIX}/man/man1/scp.1
rm -f ${OLDPREFIX}/man/man1/ssh-add.1
rm -f ${OLDPREFIX}/man/man1/ssh-agent.1
rm -f ${OLDPREFIX}/man/man1/ssh-keygen.1
rm -f ${OLDPREFIX}/man/man1/slogin.1
rm -f ${OLDPREFIX}/man/man8/sshd.8
rm -f ${OLDPREFIX}/sbin/sshd.exe
rm -f ${OLDPREFIX}/sbin/sftp-server.exe
fi
old_install=1
fi
fi
# First generate host keys if not already existing
if [ ! -f "${SYSCONFDIR}/ssh_host_key" ]
then
echo "Generating ${SYSCONFDIR}/ssh_host_key"
ssh-keygen -t rsa1 -f ${SYSCONFDIR}/ssh_host_key -N '' > /dev/null
fi
if [ ! -f "${SYSCONFDIR}/ssh_host_rsa_key" ]
then
echo "Generating ${SYSCONFDIR}/ssh_host_rsa_key"
ssh-keygen -t rsa -f ${SYSCONFDIR}/ssh_host_rsa_key -N '' > /dev/null
fi
if [ ! -f "${SYSCONFDIR}/ssh_host_dsa_key" ]
then
echo "Generating ${SYSCONFDIR}/ssh_host_dsa_key"
ssh-keygen -t dsa -f ${SYSCONFDIR}/ssh_host_dsa_key -N '' > /dev/null
fi
# Check if ssh_config exists. If yes, ask for overwriting
if [ -f "${SYSCONFDIR}/ssh_config" ]
then
if request "Overwrite existing ${SYSCONFDIR}/ssh_config file?"
then
rm -f "${SYSCONFDIR}/ssh_config"
if [ -f "${SYSCONFDIR}/ssh_config" ]
then
echo "Can't overwrite. ${SYSCONFDIR}/ssh_config is write protected."
fi
fi
fi
# Create default ssh_config from here script
if [ ! -f "${SYSCONFDIR}/ssh_config" ]
then
echo "Generating ${SYSCONFDIR}/ssh_config file"
cat > ${SYSCONFDIR}/ssh_config << EOF
# This is ssh client systemwide configuration file. This file provides
# defaults for users, and the values can be changed in per-user configuration
# files or on the command line.
# Configuration data is parsed as follows:
# 1. command line options
# 2. user-specific file
# 3. system-wide file
# Any configuration value is only changed the first time it is set.
# Thus, host-specific definitions should be at the beginning of the
# configuration file, and defaults at the end.
# Site-wide defaults for various options
# Host *
# ForwardAgent yes
# ForwardX11 yes
# RhostsAuthentication yes
# RhostsRSAAuthentication yes
# RSAAuthentication yes
# PasswordAuthentication yes
# FallBackToRsh no
# UseRsh no
# BatchMode no
# CheckHostIP yes
# StrictHostKeyChecking no
# Port 22
# Protocol 2,1
# Cipher 3des
# EscapeChar ~
# Be paranoid by default
Host *
ForwardAgent no
ForwardX11 no
FallBackToRsh no
# Try authentification with the following identities
IdentityFile ~/.ssh/identity
IdentityFile ~/.ssh/id_rsa
IdentityFile ~/.ssh/id_dsa
EOF
fi
# Check if sshd_config exists. If yes, ask for overwriting
if [ -f "${SYSCONFDIR}/sshd_config" ]
then
if request "Overwrite existing ${SYSCONFDIR}/sshd_config file?"
then
rm -f "${SYSCONFDIR}/sshd_config"
if [ -f "${SYSCONFDIR}/sshd_config" ]
then
echo "Can't overwrite. ${SYSCONFDIR}/sshd_config is write protected."
fi
fi
fi
# Create default sshd_config from here script
if [ ! -f "${SYSCONFDIR}/sshd_config" ]
then
echo "Generating ${SYSCONFDIR}/sshd_config file"
cat > ${SYSCONFDIR}/sshd_config << EOF
# This is ssh server systemwide configuration file.
Port 22
#
Protocol 2,1
ListenAddress 0.0.0.0
#ListenAddress ::
#
# Uncomment the following lines according to the used authentication
HostKey /etc/ssh_host_key
HostKey /etc/ssh_host_rsa_key
HostKey /etc/ssh_host_dsa_key
ServerKeyBits 768
LoginGraceTime 600
KeyRegenerationInterval 3600
PermitRootLogin yes
#
# Don't read ~/.rhosts and ~/.shosts files
IgnoreRhosts yes
# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
#IgnoreUserKnownHosts yes
StrictModes yes
X11Forwarding no
X11DisplayOffset 10
PrintMotd yes
KeepAlive yes
# Logging
SyslogFacility AUTH
LogLevel INFO
#obsoletes QuietMode and FascistLogging
RhostsAuthentication no
#
# For this to work you will also need host keys in /etc/ssh_known_hosts
RhostsRSAAuthentication no
# To install for logon to different user accounts change to "no" here
RSAAuthentication yes
# To install for logon to different user accounts change to "yes" here
PasswordAuthentication no
PermitEmptyPasswords no
CheckMail no
UseLogin no
#Uncomment if you want to enable sftp
#Subsystem sftp /usr/sbin/sftp-server
#MaxStartups 10:30:60
EOF
fi
# Add port 22/tcp to services
_sys="`uname -a`"
_nt=`expr "$_sys" : "CYGWIN_NT"`
if [ $_nt -gt 0 ]
then
_wservices="${SYSTEMROOT}\\system32\\drivers\\etc\\services"
_wserv_tmp="${SYSTEMROOT}\\system32\\drivers\\etc\\srv.out.$$"
else
_wservices="${WINDIR}\\SERVICES"
_wserv_tmp="${WINDIR}\\SERV.$$"
fi
_services=`cygpath -u "${_wservices}"`
_serv_tmp=`cygpath -u "${_wserv_tmp}"`
mount -b -f "${_wservices}" "${_services}"
mount -b -f "${_wserv_tmp}" "${_serv_tmp}"
if [ `grep -q 'sshd[ \t][ \t]*22' "${_services}"; echo $?` -ne 0 ]
then
awk '{ if ( $2 ~ /^23\/tcp/ ) print "sshd 22/tcp #SSH daemon\r"; print $0; }' < "${_services}" > "${_serv_tmp}"
if [ -f "${_serv_tmp}" ]
then
if mv "${_serv_tmp}" "${_services}"
then
echo "Added sshd to ${_services}"
else
echo "Adding sshd to ${_services} failed\!"
fi
rm -f "${_serv_tmp}"
else
echo "Adding sshd to ${_services} failed\!"
fi
fi
umount "${_services}"
umount "${_serv_tmp}"
# Add sshd line to inetd.conf
if [ -f /etc/inetd.conf ]
then
grep -q "^[# \t]*sshd" /etc/inetd.conf || echo "# sshd stream tcp nowait root /usr/sbin/sshd -i" >> /etc/inetd.conf
fi
if [ "${old_install
|