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Commit | Line | Data |
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e06d8de9 MT |
1 | #!/bin/bash |
2 | ||
3 | . /etc/sysconfig/rc | |
4 | . ${rc_functions} | |
5 | ||
6 | # Set PATH to find our own executables | |
7 | export PATH=/usr/local/sbin:/usr/local/bin:${PATH} | |
8 | ||
9 | # Exoscale only supports a MTU of 1500 | |
10 | DEFAULT_MTU=1500 | |
11 | ||
12 | get() { | |
13 | local file="${1}" | |
14 | ||
15 | wget -qO - "http://metadata.exoscale.com/latest/${file}" | |
16 | } | |
17 | ||
18 | import_exoscale_configuration() { | |
19 | local instance_id="$(get meta-data/instance-id)" | |
20 | ||
21 | boot_mesg "Importing Exoscale configuration for instance ${instance_id}..." | |
22 | ||
23 | # Store instance ID | |
24 | echo "${instance_id}" > /var/run/exoscale-instance-id | |
25 | ||
26 | # Initialise system settings | |
27 | local hostname=$(get meta-data/local-hostname) | |
28 | ||
29 | # Set hostname | |
30 | if ! grep -q "^HOSTNAME=" /var/ipfire/main/settings; then | |
31 | echo "HOSTNAME=${hostname%%.*}" >> /var/ipfire/main/settings | |
32 | fi | |
33 | ||
34 | # Set domainname | |
35 | if ! grep -q "^DOMAINNAME=" /var/ipfire/main/settings; then | |
36 | local domainname="${hostname#*.}" | |
37 | ||
38 | # Fall back to localdomain | |
39 | [ -z "${domainname}" ] && domainname="localdomain" | |
40 | ||
41 | echo "DOMAINNAME=${domainname}" >> /var/ipfire/main/settings | |
42 | fi | |
43 | ||
44 | # Create setup user | |
45 | if ! getent passwd setup &>/dev/null; then | |
46 | useradd setup -s /usr/bin/run-setup -g nobody -m | |
47 | ||
48 | # Unlock the account | |
49 | usermod -p "x" setup | |
50 | fi | |
51 | ||
52 | # Import SSH keys for setup user | |
53 | local line | |
54 | for line in $(get "meta-data/public-keys/"); do | |
55 | local key_no="${line%=*}" | |
56 | ||
57 | local key="$(get meta-data/public-keys/${key_no}/openssh-key)" | |
58 | if [ -n "${key}" ] && ! grep -q "^${key}$" "/home/setup/.ssh/authorized_keys" 2>/dev/null; then | |
59 | mkdir -p "/home/setup/.ssh" | |
60 | chmod 700 "/home/setup/.ssh" | |
61 | chown setup.nobody "/home/setup/.ssh" | |
62 | ||
63 | echo "${key}" >> "/home/setup/.ssh/authorized_keys" | |
64 | chmod 600 "/home/setup/.ssh/authorized_keys" | |
65 | chown setup.nobody "/home/setup/.ssh/authorized_keys" | |
66 | fi | |
67 | done | |
68 | ||
69 | # Download the user-data script only on the first boot | |
70 | if [ ! -e "/var/ipfire/main/firstsetup_ok" ]; then | |
71 | # Download user-data | |
72 | local user_data="$(get user-data)" | |
73 | ||
74 | # Save user-data script to be executed later | |
75 | if [ "${user_data:0:2}" = "#!" ]; then | |
76 | echo "${user_data}" > /tmp/user-data.script | |
77 | chmod 700 /tmp/user-data.script | |
78 | ||
79 | # Run the user-data script | |
80 | local now="$(date -u +"%s")" | |
81 | /tmp/user-data.script &>/var/log/user-data.log.${now} | |
82 | ||
83 | # Delete the script right away | |
84 | rm /tmp/user-data.script | |
85 | fi | |
86 | fi | |
87 | ||
88 | # Import any previous settings for the local interfaces | |
89 | eval $(/usr/local/bin/readhash <(grep -E "^(GREEN|ORANGE)_.*=" /var/ipfire/ethernet/settings 2>/dev/null)) | |
90 | ||
91 | # Import network configuration | |
92 | # After this, no network connectivity will be available from this script due to the | |
93 | # renaming of the network interfaces for which they have to be shut down | |
94 | local config_type=1 | |
95 | : > /var/ipfire/ethernet/settings | |
96 | ||
97 | local device | |
98 | for device in /sys/class/net/*; do | |
99 | # Fetch the interface index | |
100 | local ifindex="$(<${device}/ifindex)" | |
101 | local address="$(<${device}/address)" | |
102 | ||
103 | case "${ifindex}" in | |
104 | # loopback | |
105 | 1) | |
106 | continue | |
107 | ;; | |
108 | ||
109 | # The first interface will always be the public-facing one (i.e. RED) | |
110 | 2) | |
111 | ( | |
112 | echo "RED_TYPE=DHCP" | |
113 | echo "RED_DEV=red0" | |
114 | echo "RED_MACADDR=${address}" | |
115 | echo "RED_DESCRIPTION='${ifindex}'" | |
116 | echo "RED_MTU=1500" | |
117 | ) >> /var/ipfire/ethernet/settings | |
118 | ;; | |
119 | ||
120 | # GREEN | |
121 | 3) | |
122 | # Set some sensible defaults for GREEN | |
123 | if [ -z "${GREEN_ADDRESS}" ]; then | |
124 | GREEN_ADDRESS="10.0.0.1" | |
125 | GREEN_NETMASK="255.255.255.0" | |
126 | GREEN_NETADDRESS="10.0.0.0" | |
127 | GREEN_BROADCAST="10.0.0.255" | |
128 | fi | |
129 | ||
130 | ( | |
131 | echo "GREEN_DEV=green0" | |
132 | echo "GREEN_MACADDR=${address}" | |
133 | echo "GREEN_DESCRIPTION='${ifindex}'" | |
134 | echo "GREEN_ADDRESS=${GREEN_ADDRESS}" | |
135 | echo "GREEN_NETMASK=${GREEN_NETMASK}" | |
136 | echo "GREEN_NETADDRESS=${GREEN_NETADDRESS}" | |
137 | echo "GREEN_BROADCAST=${GREEN_BROADCAST}" | |
138 | echo "GREEN_MTU=${DEFAULT_MTU}" | |
139 | ) >> /var/ipfire/ethernet/settings | |
140 | ;; | |
141 | ||
142 | # ORANGE | |
143 | 4) | |
144 | config_type=2 | |
145 | ||
146 | # Set some sensible defaults for ORANGE | |
147 | if [ -z "${ORANGE_ADDRESS}" ]; then | |
148 | ORANGE_ADDRESS="10.0.1.1" | |
149 | ORANGE_NETMASK="255.255.255.0" | |
150 | ORANGE_NETADDRESS="10.0.1.0" | |
151 | ORANGE_BROADCAST="10.0.1.255" | |
152 | fi | |
153 | ||
154 | ( | |
155 | echo "ORANGE_DEV=orange0" | |
156 | echo "ORANGE_MACADDR=${address}" | |
157 | echo "ORANGE_DESCRIPTION='${ifindex}'" | |
158 | echo "ORANGE_ADDRESS=${ORANGE_ADDRESS}" | |
159 | echo "ORANGE_NETMASK=${ORANGE_NETMASK}" | |
160 | echo "ORANGE_NETADDRESS=${ORANGE_NETADDRESS}" | |
161 | echo "ORANGE_BROADCAST=${ORANGE_BROADCAST}" | |
162 | echo "ORANGE_MTU=${DEFAULT_MTU}" | |
163 | ) >> /var/ipfire/ethernet/settings | |
164 | ;; | |
165 | esac | |
166 | done | |
167 | ||
168 | # Save CONFIG_TYPE | |
169 | echo "CONFIG_TYPE=${config_type}" >> /var/ipfire/ethernet/settings | |
170 | ||
171 | # Actions performed only on the very first start | |
172 | if [ ! -e "/var/ipfire/main/firstsetup_ok" ]; then | |
173 | # Disable using ISP nameservers | |
174 | sed -e "s/^USE_ISP_NAMESERVERS=.*/USE_ISP_NAMESERVERS=off/" -i /var/ipfire/dns/settings | |
175 | ||
176 | # Enable SSH | |
177 | sed -e "s/ENABLE_SSH=.*/ENABLE_SSH=on/g" -i /var/ipfire/remote/settings | |
178 | ||
179 | # Disable SSH password authentication | |
180 | sed -e "s/^ENABLE_SSH_PASSWORDS=.*/ENABLE_SSH_PASSWORDS=off/" -i /var/ipfire/remote/settings | |
181 | ||
182 | # Enable SSH key authentication | |
183 | sed -e "s/^ENABLE_SSH_KEYS=.*/ENABLE_SSH_KEYS=on/" -i /var/ipfire/remote/settings | |
184 | ||
185 | # Apply SSH settings | |
186 | /usr/local/bin/sshctrl | |
187 | ||
188 | # Mark SSH to start immediately (but not right now) | |
189 | touch /var/ipfire/remote/enablessh | |
190 | chown nobody:nobody /var/ipfire/remote/enablessh | |
191 | ||
192 | # Firewall rules for SSH and WEBIF | |
193 | ( | |
194 | echo "1,ACCEPT,INPUTFW,ON,std_net_src,ALL,ipfire,RED1,,TCP,,,ON,,,cust_srv,SSH,,,,,,,,,,,00:00,00:00,,AUTO,,dnat,,,,,second" | |
195 | echo "2,ACCEPT,INPUTFW,ON,std_net_src,ALL,ipfire,RED1,,TCP,,,ON,,,TGT_PORT,444,,,,,,,,,,,00:00,00:00,,AUTO,,dnat,,,,,second" | |
196 | ) >> /var/ipfire/firewall/input | |
197 | ||
198 | # This script has now completed the first steps of setup | |
199 | touch /var/ipfire/main/firstsetup_ok | |
200 | fi | |
201 | ||
202 | # All done | |
203 | echo_ok | |
204 | } | |
205 | ||
206 | case "${reason}" in | |
207 | PREINIT) | |
208 | # Bring up the interface | |
209 | ip link set "${interface}" up | |
210 | ;; | |
211 | ||
212 | BOUND|RENEW|REBIND|REBOOT) | |
213 | # Remove any previous IP addresses | |
214 | ip addr flush dev "${interface}" | |
215 | ||
216 | # Add (or re-add) the new IP address | |
217 | ip addr add "${new_ip_address}/${new_subnet_mask}" dev "${interface}" | |
218 | ||
219 | # Add the default route | |
220 | ip route add default via "${new_routers}" | |
221 | ||
222 | # Setup DNS | |
223 | for domain_name_server in ${new_domain_name_servers}; do | |
224 | echo "nameserver ${domain_name_server}" | |
225 | done > /etc/resolv.conf | |
226 | ||
227 | # The system is online now | |
228 | touch /var/ipfire/red/active | |
229 | ||
230 | # Import Exoscale configuration | |
231 | import_exoscale_configuration | |
232 | ;; | |
233 | ||
234 | EXPIRE|FAIL|RELEASE|STOP) | |
235 | # The system is no longer online | |
236 | rm -f /var/ipfire/red/active | |
237 | ||
238 | # Remove all IP addresses | |
239 | ip addr flush dev "${interface}" | |
240 | ||
241 | # Shut down the interface | |
242 | ip link set "${interface}" down | |
243 | ;; | |
244 | ||
245 | *) | |
246 | echo "Unhandled reason: ${reason}" >&2 | |
247 | exit 2 | |
248 | ;; | |
249 | esac | |
250 | ||
251 | # Terminate | |
252 | exit 0 |