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1 | #!/bin/bash |
2 | ############################################################################### | |
3 | # # | |
4 | # IPFire.org - A Linux-based firewall # | |
5 | # Copyright (C) 2020 IPFire Team <info@ipfire.org> # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
21 | ||
22 | main() { | |
23 | # Do not convert anything if we already have some servers set | |
24 | if [ ! -s "/var/ipfire/dns/servers" ]; then | |
dcc655ef | 25 | # Array to store all found DNS servers. |
5d6ccc7a AF |
26 | local SERVERS=() |
27 | ||
28 | # Loop through all PPP profiles | |
29 | local file | |
30 | for file in /var/ipfire/ethernet/settings /var/ipfire/dns/settings /var/ipfire/ppp/settings-*; do | |
31 | if [ -s "${file}" ]; then | |
32 | local DNS0 DNS1 DNS2 | |
33 | eval $(/usr/local/bin/readhash "${file}") | |
34 | ||
35 | # Add the DNS servers to the array of SERVERS | |
36 | local var | |
37 | for var in DNS0 DNS1 DNS2; do | |
38 | SERVERS+=( "${!var}" ) | |
dcc655ef SS |
39 | done |
40 | ||
5d6ccc7a AF |
41 | # Remove DNS0, DNS1 and DNS2 settings from profile file |
42 | sed -i "/^DNS[012]=/d" "${file}" | |
43 | fi | |
44 | done | |
ecbf6676 | 45 | |
dcc655ef | 46 | local server |
ecbf6676 | 47 | local i=3 |
5d6ccc7a AF |
48 | for server in $(printf "%s\n" "${SERVERS[@]}" | sort -u); do |
49 | if [ -n "${server}" ]; then | |
50 | echo "${i},${server},,enabled," | |
51 | (( i++ )) | |
52 | fi | |
ecbf6676 MT |
53 | done > /var/ipfire/dns/servers |
54 | ||
55 | # Empty the old settings file | |
56 | : > /var/ipfire/dns/settings | |
57 | ||
58 | # Disable using ISP name servers when we already have some configured | |
59 | if [ ${i} -gt 3 ]; then | |
60 | echo "USE_ISP_NAMESERVERS=off" \ | |
61 | >> /var/ipfire/dns/settings | |
62 | fi | |
63 | fi | |
64 | ||
c73baee1 SS |
65 | # Set correct ownership. |
66 | chown nobody:nobody /var/ipfire/dns/settings | |
67 | ||
ecbf6676 MT |
68 | # Convert old unbound settings file |
69 | if [ -e "/etc/sysconfig/unbound" ]; then | |
70 | local USE_FORWARDERS | |
71 | local ENABLE_SAFE_SEARCH | |
72 | local FORCE_TCP | |
73 | ||
74 | # Read settings | |
75 | eval $(/usr/local/bin/readhash /etc/sysconfig/unbound) | |
76 | ||
77 | # Safe Search | |
78 | if [ "${ENABLE_SAFE_SEARCH}" = "on" ]; then | |
79 | echo "ENABLE_SAFE_SEARCH=${ENABLE_SAFE_SEARCH}" \ | |
80 | >> /var/ipfire/dns/settings | |
81 | fi | |
82 | ||
83 | # Force TCP | |
84 | if [ "${FORCE_TCP}" = "on" ]; then | |
85 | echo "PROTO=TCP" >> /var/ipfire/dns/settings | |
86 | fi | |
87 | ||
88 | # Run in recursor mode | |
89 | if [ "${USE_FORWARDERS}" = "0" ]; then | |
90 | # Remove all servers | |
91 | : > /var/ipfire/dns/servers | |
92 | fi | |
93 | ||
94 | rm -f "/etc/sysconfig/unbound" | |
95 | fi | |
c73baee1 SS |
96 | |
97 | # Set correct ownership. | |
98 | chown nobody:nobody /var/ipfire/dns/servers | |
7be4822f MT |
99 | |
100 | # Make DHCP leases readable for nobody | |
d3236de2 | 101 | chmod 644 /etc/unbound/dhcp-leases.conf |
ecbf6676 MT |
102 | } |
103 | ||
104 | main "$@" || exit $? |