1869cd85d0
* Split soon to be massive wrapper into smaller managable scripts. * Re-organized Dockerfile to exploit cache when rebuilding
58 lines
1.1 KiB
Bash
Executable File
58 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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#
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# Initialize the PKI and OpenVPN configs
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#
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set -ex
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cn=$1
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if [ -z "$cn" ]; then
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echo "Common name not specified"
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exit 1
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fi
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# Provides a sufficient warning before erasing pre-existing files
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easyrsa init-pki
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# For a CA key with a password, manually init; this is autopilot
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easyrsa build-ca nopass
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easyrsa gen-dh
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openvpn --genkey --secret $OPENVPN/pki/ta.key
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if [ -z "$cn"]; then
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#TODO: Handle IPv6 (when I get a VPS with IPv6)...
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ip4=$(dig +short myip.opendns.com @resolver1.opendns.com)
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ptr=$(dig +short -x $ip4 | sed -e 's:\.$::')
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[ -n "$ptr" ] && cn=$ptr || cn=$ip4
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fi
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echo "$cn" > $OPENVPN/servername
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easyrsa build-server-full $cn nopass
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[ -f "$OPENVPN/udp1194.conf" ] || cat > "$OPENVPN/udp1194.conf" <<EOF
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server 192.168.255.128 255.255.255.128
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verb 3
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#duplicate-cn
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key $EASYRSA_PKI/private/$cn.key
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ca $EASYRSA_PKI/ca.crt
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cert $EASYRSA_PKI/issued/$cn.crt
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dh $EASYRSA_PKI/dh.pem
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#tls-auth $EASYRSA_PKI/ta.key
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#key-direction 0
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keepalive 10 60
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persist-key
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persist-tun
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push "dhcp-option DNS 8.8.4.4"
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push "dhcp-option DNS 8.8.8.8"
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proto udp
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port 1194
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dev tun1194
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status /tmp/openvpn-status-1194.log
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EOF
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