40 lines
999 B
Bash
Executable File
40 lines
999 B
Bash
Executable File
#!/bin/sh
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usage() {
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echo "Usage: vpn-client.sh <hostname>"
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echo "hostname: Name of the new host"
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exit 1
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}
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get_last_ip() {
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last_ocurrence=$(grep '10.9.0' "$networking_file" | tail -1)
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last_digit=$(echo "$last_ocurrence" | cut -d . -f 4 | cut -c 1)
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}
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generate_certificates() {
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mkdir "$certificates_directory/$hostname"
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cd "$certificates_directory/$hostname" || exit
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wg genkey | tee "$hostname".key | wg pubkey >"$hostname".pub
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}
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generate_config() {
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private_key=$(cat "$hostname.key")
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get_last_ip
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last_ip=$((last_digit + 1))
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cd "$config_directory" || exit
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sed -e "s/private_key_placeholder/$private_key/g" -e "s/ip_placeholder/$last_ip/g" "$config_file" >"$hostname".conf
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}
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if [ $# != 1 ]; then
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usage
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fi
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hostname=$1
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networking_file="/etc/nixos/modules/networking.nix"
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certificates_directory="/home/coace/.wg"
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config_directory="/vault/config/wireguard"
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config_file="$config_directory/placeholder.conf"
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generate_certificates
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generate_config
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