nixos-config/scripts/wireguard-client.sh

#!/usr/bin/env bash
#
# Create a new wireguard client

client_name="ipad tina"
client_ip=10.100.0.104
private_key=$(wg genkey)
public_key=$(echo "$private_key" | wg pubkey)

cat <<EOF >client.conf
[Interface]
Address = ${client_ip}/32
MTU = 1280
ListenPort = 51820
PrivateKey = ${private_key}

[Peer]
PublicKey = txECSpa5HeIWgRtcZNxBUzkdN72rsA2w6Is6gIp0Tlc=
Endpoint = ingolf-wagner.de:51820
AllowedIPs = 10.100.0.1/24
EOF

cat <<EOF
## nixos configuration:

{
  # ${client_name}
  publicKey = "${public_key}";
  allowedIPs = [ "${client_ip}/32" ];
}

## client configuration

is in ./client.conf

### QR Code

for quick configuration

EOF

qrencode -t ansiutf8 <client.conf