69 lines
1.2 KiB
Bash
Executable File
69 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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# 2021-12-30
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# Nico Schottelius
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if [ $# -ne 7 ] ; then
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echo $0 "v6|v4" vpngw vpnpubkey prefix mask start end
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echo "f.i. $0 v4 vpn-....ungleich.ch:51820 6BRnQ.. 192.0.0. 32 22 43"
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echo "f.i. $0 v6 vpn-....ungleich.ch:51820 6BRnQ.. 2a0a:e5c0: 48 22 333"
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exit 1
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fi
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v4v6=$1; shift
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vpngw=$1; shift
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vpnpub=$1; shift
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prefix=$1; shift
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mask=$1; shift
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start=$1; shift
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end=$1; shift
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case "$v4v6" in
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v6)
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sep=":"
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allowed_ips="::/0"
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gw_mask="/128"
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;;
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v4)
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sep="."
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allowed_ips="0.0.0.0/0"
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gw_mask="/32"
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;;
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*)
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echo "Unsupported, use v6 or v4" >&2
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exit 1
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;;
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esac
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: > gw.conf
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for ip in $(seq $start $end); do
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privkey=$(wg genkey)
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pubkey=$(echo $privkey | wg pubkey)
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addr=$prefix${sep}${ip}/${mask}
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addr_nomask=$prefix${sep}${ip}
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file="${addr_nomask}.conf"
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echo "Writing ${file} and updating gw.conf"
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cat <<EOF > $file
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[Interface]
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PrivateKey = ${privkey}
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Address = ${addr}
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[Peer]
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PublicKey = ${vpnpub}
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Endpoint = ${vpngw}
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AllowedIPs = ${allowed_ips}
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EOF
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cat <<EOF >> gw.conf
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[Peer]
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PublicKey = ${pubkey}
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AllowedIPs = ${addr_nomask}${gw_mask}
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EOF
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done
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