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Update relay

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This commit is contained in:
iFargle 2023-10-08 17:20:24 +09:00
parent 594c109273
commit 905c9c1377
3 changed files with 84 additions and 80 deletions
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83
nixos/hosts/osaka-vultr-01/default.nix
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@ -1,10 +1,11 @@
{ config, lib, pkgs, modulesPath, desktop, username, ... }: {
imports = [
./disks.nix
./xinetd.nix
./wireguard.nix
];
# Enable distributed Builds
nix.distributedBuilds = true;
nixpkgs.config.allowUnfree = false;
boot.initrd.availableKernelModules = [ "ata_piix" "ohci_pci" "virtio_pci" "virtio_blk" "sr_mod" ];
@ -18,83 +19,5 @@
time.timeZone = "Asia/Tokyo";
networking.hostName = "osaka-vultr-01";
networking.firewall.allowedTCPPorts = [
22
80
443
2282
];
networking.firewall.allowedUDPPorts = [ 51820 ];
# Set up the secrets file:
sops.secrets."wireguard_keys/osaka-vultr-01" = {
owner = "root";
sopsFile = ../../../secrets/wireguard.yaml;
};
sops.secrets."wireguard_keys/preshared_key" = {
owner = "root";
sopsFile = ../../../secrets/wireguard.yaml;
};
# Wireguard Forwarder
boot.kernel.sysctl = {
"net.ipv4.ip_forward" = true;
"net.ipv4.conf.all.forwarding" = 1;
"net.ipv4.conf.default.forwarding" = 1;
};
networking.firewall.allowPing = true;
networking.wireguard = {
enable = true;
interfaces = {
"wireguard0" = {
ips = [ "10.100.0.1/24" ];
listenPort = 51820;
privateKeyFile = "/run/secrets/wireguard_keys/osaka-vultr-01";
postSetup = ''
${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o eno3 -j MASQUERADE
'';
postShutdown = ''
${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -s 10.100.0.0/24 -o eno3 -j MASQUERADE
'';
peers = [
{ # nixos-rpi4-03
publicKey = "trHvfNtQ7HKMiJjxEXo2Iubq5G6egjx7gHiBlDmJ5Ek=";
presharedKeyFile = "/run/secrets/wireguard_keys/preshared_key";
persistentKeepalive = 5;
allowedIPs = [ "10.100.0.2/32" ];
}
];
};
};
};
services.xinetd = {
enable = true;
services = [
{
name = "http";
port = 80;
server = "/usr/bin/env"; # Placeholder.
extraConfig = "redirect = 10.100.0.2 80";
}
{
name = "https";
server = "/usr/bin/env"; # Placeholder.
extraConfig = "redirect = 10.100.0.2 443";
}
{
name = "ssh";
port = 2282;
unlisted = true;
server = "/usr/bin/env"; # Placeholder.
extraConfig = "redirect = 10.100.0.2 22";
}
];
};
networking.nat = {
enable = true;
internalInterfaces = [ "wireguard0" ];
externalInterface = "eno3";
};
networking.firewall.allowedTCPPorts = [ 22 ];
}

52
nixos/hosts/osaka-vultr-01/wireguard.nix Normal file
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@ -0,0 +1,52 @@
{ pkgs, config, lib, ... }: {
networking.firewall.allowedUDPPorts = [ 51820 ];
# Set up the secrets file:
sops.secrets."wireguard_keys/osaka-vultr-01" = {
owner = "root";
sopsFile = ../../../secrets/wireguard.yaml;
};
sops.secrets."wireguard_keys/preshared_key" = {
owner = "root";
sopsFile = ../../../secrets/wireguard.yaml;
};
# Wireguard Forwarder
boot.kernel.sysctl = {
"net.ipv4.ip_forward" = true;
"net.ipv4.conf.all.forwarding" = 1;
"net.ipv4.conf.default.forwarding" = 1;
};
networking.firewall.allowPing = true;
networking.wireguard = {
enable = true;
interfaces = {
"wireguard0" = {
ips = [ "10.100.0.1/24" ];
listenPort = 51820;
privateKeyFile = "/run/secrets/wireguard_keys/osaka-vultr-01";
postSetup = ''
${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -s 10.100.0.0/24 -o eno3 -j MASQUERADE
'';
postShutdown = ''
${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -s 10.100.0.0/24 -o eno3 -j MASQUERADE
'';
peers = [
{ # nixos-rpi4-03
publicKey = "trHvfNtQ7HKMiJjxEXo2Iubq5G6egjx7gHiBlDmJ5Ek=";
presharedKeyFile = "/run/secrets/wireguard_keys/preshared_key";
persistentKeepalive = 5;
allowedIPs = [ "10.100.0.2/32" ];
}
];
};
};
};
networking.nat = {
enable = true;
internalInterfaces = [ "wireguard0" ];
externalInterface = "eno3";
};
}

29
nixos/hosts/osaka-vultr-01/xinetd.nix Normal file
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@ -0,0 +1,29 @@
{ config, lib, pkgs, ... }: {
networking.firewall.allowedTCPPorts = [
80
443
];
services.xinetd = {
enable = true;
services = [
{
name = "http";
server = "/usr/bin/env"; # Placeholder.
extraConfig = "redirect = 10.100.0.2 80";
}
{
name = "https";
server = "/usr/bin/env"; # Placeholder.
extraConfig = "redirect = 10.100.0.2 443";
}
# {
# name = "ssh";
# port = 2282;
# unlisted = true;
# server = "/usr/bin/env"; # Placeholder.
# extraConfig = "redirect = 10.100.0.2 22";
# }
];
};
}