]>
git.ipfire.org Git - people/mfischer/ipfire-2.x.git/blob - src/initscripts/helper/aws-setup
9 wget
-qO - "http://169.254.169.254/latest/meta-data/${file}"
15 local o1
=$
(( (n
& 0xff000000) >> 24 ))
16 local o2
=$
(( (n
& 0xff0000) >> 16 ))
17 local o3
=$
(( (n
& 0xff00) >> 8 ))
18 local o4
=$
(( (n
& 0xff) ))
20 printf "%d.%d.%d.%d\n" "${o1}" "${o2}" "${o3}" "${o4}"
29 for i
in ${address//\./ }; do
30 integer
=$
(( (integer
<< 8) + i ))
33 printf "%d\n" "${integer}"
39 local zeros=$(( 32 - prefix ))
43 for (( i=0; i<${zeros}; i++ )); do
44 netmask=$(( (netmask << 1) ^ 1 ))
47 to_address "$(( netmask ^ 0xffffffff ))"
50 import_aws_configuration() {
51 local instance_id="$(get instance-id)"
53 boot_mesg "Importing AWS configuration for instance ${instance_id}..."
55 # Initialise system settings
56 local hostname=$(get local-hostname)
59 if ! grep -q "^HOSTNAME=" /var/ipfire/main/settings; then
60 echo "HOSTNAME=${hostname%%.*}" >> /var/ipfire/main/settings
64 if ! grep -q "^DOMAINNAME=" /var/ipfire/main/settings; then
65 echo "DOMAINNAME=${hostname#*.}" >> /var/ipfire/main/settings
68 # Import any DNS server settings
69 eval $(/usr/local/bin/readhash <(grep -E "^DNS([0-9])=" /var/ipfire/ethernet/settings 2>/dev/null))
71 # Import network configuration
73 : > /var/ipfire/ethernet/settings
76 for mac in $(get network/interfaces/macs/); do
77 # Remove trailing slash
80 local device_number="$(get "network/interfaces/macs/${mac}/device-number")"
81 local interface_id="$(get "network/interfaces/macs/${mac}/interface-id")"
84 local ipv4_address="$(get "network/interfaces/macs/${mac}/local-ipv4s" | head -n1)"
85 local ipv4_address_num="$(to_integer "${ipv4_address}")"
88 local vpc="$(get "network/interfaces/macs/${mac}/vpc-ipv4-cidr-block")"
89 local vpc_netaddress="${vpc%/*}"
90 local vpc_netaddress_num="$(to_integer "${vpc_netaddress}")"
93 local subnet="$(get "network/interfaces/macs/${mac}/subnet-ipv4-cidr-block")"
95 local prefix="${subnet#*/}"
96 local netmask="$(prefix2netmask "${prefix}")"
97 local netmask_num="$(to_integer "${netmask}")"
99 # Calculate the network and broadcast addresses
100 local netaddress="${subnet%/*}"
101 local netaddress_num="$(to_integer "${netaddress}")"
102 local broadcast="$(to_address $(( ipv4_address_num | (0xffffffff ^ netmask_num) )))"
104 case "${device_number}" in
107 # The gateway is always the first IP address in the subnet
108 local gateway="$(to_address $(( netaddress_num + 1 )))"
110 # The AWS internal DNS service is available on the second IP address of the VPC
111 local dns1="$(to_address $(( vpc_netaddress_num + 2 )))"
115 echo "RED_TYPE=STATIC"
117 echo "RED_MACADDR=${mac}"
118 echo "RED_DESCRIPTION='${interface_id}'"
119 echo "RED_ADDRESS=${ipv4_address}"
120 echo "RED_NETMASK=${netmask}"
121 echo "RED_NETADDRESS=${netaddress}"
122 echo "RED_BROADCAST=${broadcast}"
123 echo "DEFAULT_GATEWAY=${gateway}"
124 echo "DNS1=${DNS1:-${dns1}}"
125 echo "DNS2=${DNS2:-${dns2}}"
126 ) >> /var/ipfire/ethernet/settings
128 # Import aliases for RED
129 for alias in $(get "network/interfaces/macs/${mac}/local-ipv4s" | tail -n +2); do
131 done > /var/ipfire/ethernet/aliases
137 echo "GREEN_DEV=green0"
138 echo "GREEN_MACADDR=${mac}"
139 echo "GREEN_DESCRIPTION='${interface_id}'"
140 echo "GREEN_ADDRESS=${ipv4_address}"
141 echo "GREEN_NETMASK=${netmask}"
142 echo "GREEN_NETADDRESS=${netaddress}"
143 echo "GREEN_BROADCAST=${broadcast}"
144 ) >> /var/ipfire/ethernet/settings
152 echo "ORANGE_DEV=orange0"
153 echo "ORANGE_MACADDR=${mac}"
154 echo "ORANGE_DESCRIPTION='${interface_id}'"
155 echo "ORANGE_ADDRESS=${ipv4_address}"
156 echo "ORANGE_NETMASK=${netmask}"
157 echo "ORANGE_NETADDRESS=${netaddress}"
158 echo "ORANGE_BROADCAST=${broadcast}"
159 ) >> /var/ipfire/ethernet/settings
165 echo "CONFIG_TYPE=${config_type}" >> /var/ipfire/ethernet/settings
169 for line in $(get "public-keys/"); do
170 local key_no="${line%=*}"
172 local key="$(get public-keys/${key_no}/openssh-key)"
173 if [ -n "${key}" ] && ! grep -q "^${key}$" /root/.ssh/authorized_keys 2>/dev/null; then
177 echo "${key}" >> /root/.ssh/authorized_keys
178 chmod 600 /root/.ssh/authorized_keys
182 # Actions performed only on the very first start
183 if [ ! -e "/var/ipfire/main/firstsetup_ok" ]; then
185 sed -e "s/ENABLE_SSH=.*/ENABLE_SSH=on/g" -i /var/ipfire/remote/settings
187 touch /var/ipfire/remote/enablessh
188 chown nobody:nobody /var/ipfire/remote/enablessh
190 # Enable SSH key authentication
191 sed -e "s/^ENABLE_SSH_KEYS=.*/ENABLE_SSH_KEYS=on/" -i /var/ipfire/remote/settings
194 /usr/local/bin/sshctrl
196 # Firewall rules for SSH and WEBIF
198 echo "1,ACCEPT,INPUTFW,ON,std_net_src,ALL,ipfire,RED1,,TCP,,,ON,,,cust_srv,SSH,,,,,,,,,,,00:00,00:00,,AUTO,,dnat,,,,,second"
199 echo "2,ACCEPT,INPUTFW,ON,std_net_src,ALL,ipfire,RED1,,TCP,,,ON,,,TGT_PORT,444,,,,,,,,,,,00:00,00:00,,AUTO,,dnat,,,,,second"
200 ) >> /var/ipfire/firewall/input
202 # This script has now completed the first steps of setup
203 touch /var/ipfire/main/firstsetup_ok
209 # Restart udev to rename network interfaces
210 /etc/init.d/udev restart
215 # Bring up the interface
216 ip link set "${interface}" up
219 BOUND|RENEW|REBIND|REBOOT)
220 # Remove any previous IP addresses
221 ip addr flush dev "${interface}"
223 # Add (or re-add) the new IP address
224 ip addr add "${new_ip_address}/${new_subnet_mask}" dev "${interface}"
226 # Add the default route
227 ip route add default via "${new_routers}"
229 # Import AWS configuration
230 import_aws_configuration
233 EXPIRE|FAIL|RELEASE|STOP)
234 # Remove all IP addresses
235 ip addr flush dev "${interface}"
239 echo "Unhandled reason: ${reason}" >&2