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[bind9-cn.git] / debian / postinst
1 #!/bin/sh
2 # postinst script for bind9-cn
3 #
4 # see: dh_installdeb(1)
5
6 set -e
7
8 # summary of how this script can be called:
9 #        * <postinst> `configure' <most-recently-configured-version>
10 #        * <old-postinst> `abort-upgrade' <new version>
11 #        * <conflictor's-postinst> `abort-remove' `in-favour' <package>
12 #          <new-version>
13 #        * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
14 #          <failed-install-package> <version> `removing'
15 #          <conflicting-package> <version>
16 # for details, see http://www.debian.org/doc/debian-policy/ or
17 # the debian-policy package
18 #
19
20 case "$1" in
21     configure|reconfigure)
22       # continue below
23     ;;
24
25     *)
26         exit 0
27     ;;
28 esac
29
30 # import CN-functions
31 . /usr/share/carnet-tools/functions.sh
32
33 echo "CN: Making sample configurations in /usr/share/doc/bind9-cn/examples"
34 echo "CN: Make sure you change them appropriately *before* running Bind9 service!"
35
36 #variables
37 cp_get_ifaddr
38 CARNET_IPADDR=$RET
39 cp_get_netaddr
40 CARNET_NETADDR=$RET
41 CARNET_HOSTNAME=`hostname`
42 CARNET_DOMAINNAME=`hostname --domain`
43 CARNET_REV=`echo $CARNET_IPADDR | awk -F. '{ print $3 "." $2 "." $1 ".in-addr.arpa" }'`
44 SERNO=`date +%Y%m%d01`
45 BROJ=`echo $CARNET_IPADDR | cut -d. -f4`
46
47 # make example named.conf.local
48 cat > /usr/share/doc/bind9-cn/examples/named.conf.local <<EOF
49 zone "$CARNET_DOMAINNAME" in {
50     type master;
51     file "/etc/bind/hosts.db";
52 };
53
54 zone "$CARNET_REV" in {
55     type master;
56     file "/etc/bind/hosts.rev";
57 };
58 EOF
59
60 # make example named.conf.options
61 cat > /usr/share/doc/bind9-cn/examples/named.conf.options <<EOF
62 acl "xfer" {
63     161.53.2.70;
64     161.53.123.3;
65     161.53.3.7;
66     127.0.0.1;
67 };
68
69 acl "trusted" {
70     $CARNET_NETADDR;
71     127.0.0.0/8;
72 };
73
74 options {
75     directory "/etc/bind";
76     auth-nxdomain no;
77     allow-transfer { xfer; };
78     allow-recursion { trusted; };
79     version "No version.";
80     transfer-format many-answers;
81     max-transfer-time-in 90;
82     interface-interval 0;
83     notify yes;
84     listen-on-v6 { none; };
85 };
86
87 logging {
88     category lame-servers { null; };
89 };
90 EOF
91
92 # make example hosts.db
93 cat > /usr/share/doc/bind9-cn/examples/hosts.db <<EOF
94 \$TTL 86400
95 @  SOA  $CARNET_HOSTNAME.$CARNET_DOMAINNAME. hostmaster.$CARNET_HOSTNAME.$CARNET_DOMAINNAME. (
96     $SERNO   ; Serial
97     28800    ; Refresh
98     7200     ; Retry
99     604800   ; Expire
100     86400 )  ; Minimum
101     NS  $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
102     NS  bjesomar.srce.hr.
103     A   $CARNET_IPADDR
104     MX  5   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
105
106 localhost.$CARNET_DOMAINNAME.   A       127.0.0.1
107 $CARNET_HOSTNAME.$CARNET_DOMAINNAME.      A     $CARNET_IPADDR
108
109 dns         CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
110 ns          CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
111 www         CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
112 proxy       CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
113 mail        CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
114 smtp        CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
115 pop         CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
116 imap        CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
117 ftp         CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
118 ntp         CNAME   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
119 EOF
120
121 # make example hosts.rev
122 cat > /usr/share/doc/bind9-cn/examples/hosts.rev <<EOF
123 \$TTL 86400
124 @  SOA  $CARNET_HOSTNAME.$CARNET_DOMAINNAME. hostmaster.$CARNET_HOSTNAME.$CARNET_DOMAINNAME. (
125     $SERNO       ; Serial
126     28800   ; Refresh
127     7200    ; Retry
128     604800  ; Expire
129     86400 ) ; Minimum
130     NS  $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
131     NS  bjesomar.srce.hr.
132
133 1   PTR localhost.$CARNET_DOMAINNAME.
134 $BROJ   PTR   $CARNET_HOSTNAME.$CARNET_DOMAINNAME.
135 EOF
136
137 # make example hosts
138 cat > /usr/share/doc/bind9-cn/examples/hosts <<EOF
139 # /etc/hosts - names & shortcuts to various hosts
140 127.0.0.1       localhost.$CARNET_DOMAINNAME localhost
141 $CARNET_IPADDR      $CARNET_HOSTNAME.$CARNET_DOMAINNAME $CARNET_HOSTNAME
142 EOF
143
144 # make example resolv.conf
145 cat > /usr/share/doc/bind9-cn/examples/resolv.conf <<EOF
146 search $CARNET_DOMAINNAME
147 nameserver 127.0.0.1
148 nameserver 161.53.2.70
149 EOF
150
151 # check if named.conf has lame server logging
152 script='/^logging/,/^}/ { if ($0 ~ /category lame-servers/) { print "yes"; exit } }'
153 lameconf=
154 if [ -e /etc/bind/named.conf.options -a -e /etc/bind/named.conf ]; then
155   lameconf=$(cat /etc/bind/named.conf /etc/bind/named.conf.options | awk "$script")
156 else
157     if [ -e /etc/bind/named.conf ]; then
158       lameconf=$(awk "$script" /etc/bind/named.conf)
159     fi
160 fi
161 if [ "x$lameconf" != "xyes" ]; then
162   if [ ! -e /etc/bind/named.conf.options ]; then
163     touch /etc/bind/named.conf.options
164   fi
165   cp /etc/bind/named.conf.options /etc/bind/named.conf.options.$$
166   cp-update bind9-cn /etc/bind/named.conf.options.$$ <<EOF
167 logging {
168     category lame-servers { null; };
169 };
170 EOF
171   cp_mv /etc/bind/named.conf.options.$$ /etc/bind/named.conf.options
172     
173   # reload
174   echo "CN: Added lame-servers logging exclusion to named.conf.options"
175   rndc reload || echo "CN: Reload didn't work, please check manually"
176 fi
177
178 if [ -e /etc/bind/named.conf.options ] && \
179     fgrep -q 'query-source address * port 53' \
180         /etc/bind/named.conf.options; then
181         fgrep -v 'query-source address * port 53' \
182             /etc/bind/named.conf.options > /etc/bind/named.conf.options.$$
183     cp_mv /etc/bind/named.conf.options.$$ /etc/bind/named.conf.options
184     echo "CN: Removing obsolete query-source directive"
185     rndc reload || echo "CN: Reload didn't work, please check manually"
186 fi
187
188 # dh_installdeb will replace this with shell code automatically
189 # generated by other debhelper scripts.
190
191 #DEBHELPER#
192
193 exit 0