1 { config, pkgs, resources, name, lib, ... }:
5 targetHost = lib.head config.hostEnv.ips.main.ip4;
6 substituteOnDestination = true;
8 # ssh-keyscan backup-2 | nix-shell -p ssh-to-age --run ssh-to-age
9 secrets.ageKeys = [ "age1kk3nr27qu42j28mcfdag5lhq0zu2pky7gfanvne8l4z2ctevjpgskmw0sr" ];
11 "rsync_backup/identity" = {
15 text = config.myEnv.rsync_backup.ssh_key.private;
17 "rsync_backup/identity.pub" = {
21 text = config.myEnv.rsync_backup.ssh_key.public;
24 boot.kernelPackages = pkgs.linuxPackages_latest;
25 myEnv = import ../../../nixops/secrets/environment.nix;
27 imports = [ <nixpkgs/nixos/modules/profiles/qemu-guest.nix> ] ++ builtins.attrValues (import ../..);
32 device = "UUID=b9425333-f567-435d-94d8-b26c22d93426";
34 "/" = { device = "/dev/sda1"; fsType = "ext4"; };
38 firewall.enable = true;
39 interfaces."ens3".ipv4.addresses = pkgs.lib.flatten (pkgs.lib.attrsets.mapAttrsToList
40 (n: ips: map (ip: { address = ip; prefixLength = 32; }) (ips.ip4 or []))
41 (pkgs.lib.attrsets.filterAttrs (n: v: n != "main") config.hostEnv.ips));
42 interfaces."ens3".ipv6.addresses = pkgs.lib.flatten (pkgs.lib.attrsets.mapAttrsToList
43 (n: ips: map (ip: { address = ip; prefixLength = (if n == "main" && ip == pkgs.lib.head ips.ip6 then 64 else 128); }) (ips.ip6 or []))
45 defaultGateway6 = { address = "fe80::1"; interface = "ens3"; };
48 boot.loader.grub.device = "nodev";
50 myServices.certificates.enable = true;
51 security.acme.certs."${name}" = {
52 user = config.services.nginx.user;
53 group = config.services.nginx.group;
57 recommendedOptimisation = true;
58 recommendedGzipSettings = true;
59 recommendedProxySettings = true;
61 networking.firewall.allowedTCPPorts = [ 80 443 ];
64 mailto = "cron@immae.eu";
68 services.rsyncBackup = {
69 mountpoint = "/backup2";
70 profiles = config.myEnv.rsync_backup.profiles;
71 ssh_key_public = config.secrets.fullPaths."rsync_backup/identity.pub";
72 ssh_key_private = config.secrets.fullPaths."rsync_backup/identity";
75 myServices.mailRelay.enable = true;
76 myServices.mailBackup.enable = true;
77 myServices.monitoring.enable = true;
78 myServices.databasesReplication = {
82 mainPackage = pkgs.postgresql;
86 connection = "postgresql://backup-2:${config.hostEnv.ldap.password}@eldiron.immae.eu";
87 package = pkgs.postgresql;
97 # mysql resolves "backup-2" host and checks the ip, but uses /etc/hosts which only contains ip4
98 host = lib.head config.myEnv.servers.eldiron.ips.main.ip4;
101 password = config.hostEnv.ldap.password;
103 dumpPassword = config.myEnv.databases.mysql.systemUsers.root;
122 url = "ldaps://${config.myEnv.ldap.host}:636";
123 dn = config.myEnv.ldap.replication_dn;
124 password = config.myEnv.ldap.replication_pw;
125 base = config.myEnv.ldap.base;
131 # This value determines the NixOS release with which your system is
132 # to be compatible, in order to avoid breaking some software such as
133 # database servers. You should change this only after NixOS release
134 # notes say you should.
135 # https://nixos.org/nixos/manual/release-notes.html
136 system.stateVersion = "20.03"; # Did you read the comment?