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#!/bin/sh |
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# DHCP Client Exit Hooks |
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# |
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# Douglas Thrift |
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# |
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# $Id$ |
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|
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tunnelbroker() |
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{ |
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local pass=`python -c "import getpass, hashlib; print hashlib.md5(getpass.getpass('tunnelbroker pass: ')).hexdigest()"` |
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read -p 'tunnelbroker user_id: ' -r user_id |
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read -p 'tunnelbroker tunnel_id: ' -r tunnel_id |
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export CURL_CA_BUNDLE=`mktemp -t dhclient` |
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cat >$CURL_CA_BUNDLE <<-EOF |
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-----BEGIN CERTIFICATE----- |
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MIICsTCCAhoCCQC8IBpX67SYlzANBgkqhkiG9w0BAQQFADCBnDELMAkGA1UEBhMC |
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VVMxEzARBgNVBAgTCkNhbGlmb3JuaWExEDAOBgNVBAcTB0ZyZW1vbnQxIDAeBgNV |
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BAoTF0h1cnJpY2FuZSBFbGVjdHJpYywgTExDMQ0wCwYDVQQLEwRJUFY2MRkwFwYD |
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VQQDExB0dW5uZWxicm9rZXIubmV0MRowGAYJKoZIhvcNAQkBFgtpbmZvQGhlLm5l |
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dDAeFw0wNzA3MTEwMTM1MzFaFw0xNzA3MDgwMTM1MzFaMIGcMQswCQYDVQQGEwJV |
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UzETMBEGA1UECBMKQ2FsaWZvcm5pYTEQMA4GA1UEBxMHRnJlbW9udDEgMB4GA1UE |
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ChMXSHVycmljYW5lIEVsZWN0cmljLCBMTEMxDTALBgNVBAsTBElQVjYxGTAXBgNV |
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BAMTEHR1bm5lbGJyb2tlci5uZXQxGjAYBgkqhkiG9w0BCQEWC2luZm9AaGUubmV0 |
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MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDXJHwlKn5pdUqFAZGGYI8sluS+ |
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luS2NiihelZTXAGkE8hrlkS3Xj3AYLknddWgcoTXVMlI9LK0tEQMPZBIV/QXjXHq |
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HvhOb4hoT14w+VbySPRXGDqUiakJYBnNFZiIR8OA51AwM9+pUZGkNEAJYMXE+Th8 |
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euta8zxjPS0kEgjGbwIDAQABMA0GCSqGSIb3DQEBBAUAA4GBAFVFliiWM802HDqY |
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loveIJOZdcnXhpQuYmnDgHHC9PAadOVcYzdkkmBoQ1APSfugkHEc7zc/vzjiMlVs |
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62PFaqFxi692CknGCnwyCn+Hm/PFWx+YnOyNLCji2oOYbTZre97n5iZKrOk/hJZO |
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y7bsxRNdmUWgy0urugi331F9y7cf |
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-----END CERTIFICATE----- |
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EOF |
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curl -4 "https://tunnelbroker.net/ipv4_end.php?ipv4b=AUTO&pass=$pass&user_id=$user_id&tunnel_id=$tunnel_id" |
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echo |
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rm $CURL_CA_BUNDLE |
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unset CURL_CA_BUNDLE |
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if ! grep -q "^gifconfig_${tunnelbroker_gif:=gif0}=\"$new_ip_address $tunnelbroker_server\"$" /etc/rc.conf; then |
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sed -Ee "s/^(gifconfig_$tunnelbroker_gif=\").*( $tunnelbroker_server\")$/\1$new_ip_address\2/" -i '' /etc/rc.conf |
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ifconfig $tunnelbroker_gif tunnel $new_ip_address $tunnelbroker_server |
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fi |
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} |
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|
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dns() |
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{ |
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read -p 'dns key: ' -r key |
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read -p 'dns secret: ' -r secret |
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nsupdate -d <<-EOF |
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key $key $secret |
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update delete $hostname A |
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update add $hostname 3600 A $new_ip_address |
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send |
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EOF |
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} |
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|
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case ${reason:=RENEW} in |
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BOUND|RENEW|REBIND|REBOOT) |
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case `hostname -s` in |
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justonenight) |
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hostname='ellwoodbeach.douglasthrift.net' |
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tunnelbroker_server='66.220.18.42' |
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;; |
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backhome) |
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hostname='mustang.douglasthrift.net' |
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;; |
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esac |
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|
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: ${new_ip_address:=`host -t a $hostname | cut -d ' ' -f 4`} |
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|
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[ -n "$tunnelbroker_server" ] && tunnelbroker |
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|
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dns |
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;; |
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esac |
