fix typos in resource/limits.nix

The whole file was useless, because systemd ignores directive names,
which begin with lower-case letter. Also `BlockIOWeigth` typo fixed.

.gitignore

@@ -1,5 +1,4 @@
 userdata/userdata.json
 userdata/tokens.json
 hardware-configuration.nix
-networking.nix
-/result
+networking.nix

api/api-module.nix

@@ -18,6 +18,19 @@ in
         Enable SelfPrivacy API service
       '';
     };
+    enableSwagger = mkOption {
+      default = false;
+      type = types.bool;
+      description = ''
+        Enable Swagger UI
+      '';
+    };
+    b2Bucket = mkOption {
+      type = types.str;
+      description = ''
+        B2 bucket
+      '';
+    };
   };
   config = lib.mkIf cfg.enable {
 
@@ -27,6 +40,8 @@ in
         inherit (config.environment.sessionVariables) NIX_PATH;
         HOME = "/root";
         PYTHONUNBUFFERED = "1";
+        ENABLE_SWAGGER = (if cfg.enableSwagger then "1" else "0");
+        B2_BUCKET = cfg.b2Bucket;
       } // config.networking.proxy.envVars;
       path = [
         "/var/"
@@ -38,14 +53,11 @@ in
         pkgs.gitMinimal
         config.nix.package.out
         pkgs.nixos-rebuild
-        pkgs.rclone
         pkgs.restic
         pkgs.mkpasswd
         pkgs.util-linux
         pkgs.e2fsprogs
         pkgs.iproute2
-        pkgs.fuse-overlayfs
-        pkgs.fuse
       ];
       after = [ "network-online.target" ];
       wantedBy = [ "network-online.target" ];
@@ -62,6 +74,8 @@ in
         inherit (config.environment.sessionVariables) NIX_PATH;
         HOME = "/root";
         PYTHONUNBUFFERED = "1";
+        ENABLE_SWAGGER = (if cfg.enableSwagger then "1" else "0");
+        B2_BUCKET = cfg.b2Bucket;
         PYTHONPATH = pkgs.selfprivacy-graphql-api.pythonPath + ":${pkgs.selfprivacy-graphql-api}/lib/python3.10/site-packages/";
       } // config.networking.proxy.envVars;
       path = [
@@ -74,14 +88,11 @@ in
         pkgs.gitMinimal
         config.nix.package.out
         pkgs.nixos-rebuild
-        pkgs.rclone
         pkgs.restic
         pkgs.mkpasswd
         pkgs.util-linux
         pkgs.e2fsprogs
         pkgs.iproute2
-        pkgs.fuse-overlayfs
-        pkgs.fuse
       ];
       after = [ "network-online.target" ];
       wantedBy = [ "network-online.target" ];

api/api.nix

@@ -2,6 +2,8 @@
 {
   services.selfprivacy-api = {
     enable = true;
+    enableSwagger = config.services.userdata.api.enableSwagger;
+    b2Bucket = config.services.userdata.backup.bucket;
   };
 
   users.users."selfprivacy-api" = {

backup/restic.nix

@@ -0,0 +1,29 @@
+{ config, pkgs, ... }:
+let
+  cfg = config.services.userdata;
+in
+{
+  services.restic.backups = {
+    options = {
+      passwordFile = "/etc/restic/resticPasswd";
+      repository = "s3:s3.anazonaws.com/${cfg.backup.bucket}";
+      initialize = true;
+      paths = [
+        "/var/dkim"
+        "/var/vmail"
+      ];
+      timerConfig = {
+        OnCalendar = [ "daily" ];
+      };
+      user = "restic";
+      pruneOpts = [
+        "--keep-daily 5"
+      ];
+    };
+  };
+  users.users.restic = {
+    isNormalUser = false;
+    isSystemUser = true;
+    group = "restic";
+  };
+}

configuration.nix

@@ -1,6 +1,6 @@
 { config, pkgs, lib, ... }:
 let
-  url-overlay = "https://git.selfprivacy.org/SelfPrivacy/selfprivacy-nix-repo/archive/test-migration.tar.gz";
+  url-overlay = "https://git.selfprivacy.org/SelfPrivacy/selfprivacy-nix-repo/archive/22-11.tar.gz";
   nix-overlay = (import (builtins.fetchTarball url-overlay));
 in
 {
@@ -18,6 +18,7 @@ in
     ./social/pleroma.nix
     ./letsencrypt/acme.nix
     ./letsencrypt/resolve.nix
+    ./backup/restic.nix
     ./passmgr/bitwarden.nix
     ./webserver/nginx.nix
     ./webserver/memcached.nix
@@ -73,7 +74,7 @@ in
     openFirewall = false;
   };
   programs.ssh = {
-    pubkeyAcceptedKeyTypes = [ "ssh-ed25519" "ssh-rsa" "ecdsa-sha2-nistp256" ];
+    pubkeyAcceptedKeyTypes = [ "ssh-ed25519" "ssh-rsa" ];
     hostKeyAlgorithms = [ "ssh-ed25519" "ssh-rsa" ];
   };
   environment.systemPackages = with pkgs; [
@@ -95,9 +96,6 @@ in
       automatic = true;
       options = "--delete-older-than 7d";
     };
-    extraOptions = ''
-      experimental-features = nix-command flakes repl-flake
-    '';
   };
   services.journald.extraConfig = "SystemMaxUse=500M";
   boot.kernel.sysctl = {

files.nix

@@ -18,14 +18,13 @@ in
       domain = builtins.replaceStrings [ "\n" "\"" "\\" "%" ] [ "\\n" "\\\"" "\\\\" "%%" ] cfg.domain;
     in
     [
-      (if cfg.bitwarden.enable then "d /var/lib/bitwarden 0770 vaultwarden vaultwarden -" else "")
-      (if cfg.bitwarden.enable then "d /var/lib/bitwarden/backup 0770 vaultwarden vaultwarden -" else "")
+      (if cfg.bitwarden.enable then "d /var/lib/bitwarden 0777 vaultwarden vaultwarden -" else "")
+      (if cfg.bitwarden.enable then "d /var/lib/bitwarden/backup 0777 vaultwarden vaultwarden -" else "")
       (if cfg.pleroma.enable then "d /var/lib/pleroma 0700 pleroma pleroma - -" else "")
-      (if cfg.pleroma.enable then "f /var/lib/pleroma/secrets.exs 0750 pleroma pleroma - -" else "")
+      "d /var/lib/restic 0600 restic - - -"
+      (if cfg.pleroma.enable then "f /var/lib/pleroma/secrets.exs 0755 pleroma pleroma - -" else "")
       "f+ /var/domain 0444 selfprivacy-api selfprivacy-api - ${domain}"
       (if cfg.bitwarden.enable then "f /var/lib/bitwarden/.env 0640 vaultwarden vaultwarden - -" else "")
-      "d /var/sieve 0770 virtualMail virtualMail - -"
-      "d /var/www/root 0750 nginx nginx - -"
     ];
   system.activationScripts =
     let
@@ -57,6 +56,25 @@ in
         chmod 0440 /var/lib/cloudflare/Credentials.ini
         chown nginx:acmerecievers /var/lib/cloudflare/Credentials.ini
       '';
+      resticCredentials = ''
+        mkdir -p /root/.config/rclone
+        chmod 0400 /root/.config/rclone
+        chown root:root /root/.config/rclone
+        echo '[backblaze]' > /root/.config/rclone/rclone.conf
+        echo 'type = b2' >> /root/.config/rclone/rclone.conf
+        echo 'account = REPLACEME1' >> /root/.config/rclone/rclone.conf
+        echo 'key = REPLACEME2' >> /root/.config/rclone/rclone.conf
+
+        ${sed} -i "s/REPLACEME1/$(cat /etc/nixos/userdata/userdata.json | ${jq} -r '.backup.accountId')/g" /root/.config/rclone/rclone.conf
+        ${sed} -i "s/REPLACEME2/$(cat /etc/nixos/userdata/userdata.json | ${jq} -r '.backup.accountKey')/g" /root/.config/rclone/rclone.conf
+
+        chmod 0400 /root/.config/rclone/rclone.conf
+        chown root:root /root/.config/rclone/rclone.conf
+
+        cat /etc/nixos/userdata/userdata.json | ${jq} -r '.resticPassword' > /var/lib/restic/pass
+        chmod 0400 /var/lib/restic/pass
+        chown restic /var/lib/restic/pass
+      '';
       pleromaCredentials =
         if cfg.pleroma.enable then ''
           echo 'import Config' > /var/lib/pleroma/secrets.exs

letsencrypt/acme.nix

@@ -1,7 +1,6 @@
 { config, pkgs, lib, ... }:
 let
   cfg = config.services.userdata;
-  dnsPropagationCheckExceptions = [ "DIGITALOCEAN" ];
 in
 {
   users.groups.acmerecievers = {
@@ -12,21 +11,17 @@ in
     defaults = {
       email = "${cfg.username}@${cfg.domain}";
       server = if cfg.dns.useStagingACME then "https://acme-staging-v02.api.letsencrypt.org/directory" else "https://acme-v02.api.letsencrypt.org/directory";
-      dnsPropagationCheck = if lib.elem cfg.dns.provider dnsPropagationCheckExceptions then false else true;
+      dnsPropagationCheck = false;
       reloadServices = [ "nginx" ];
     };
     certs = lib.mkForce {
-      "wildcard-${cfg.domain}" = {
+      "${cfg.domain}" = {
         domain = "*.${cfg.domain}";
+        extraDomainNames = [ "${cfg.domain}" ];
         group = "acmerecievers";
         dnsProvider = lib.strings.toLower cfg.dns.provider;
         credentialsFile = "/var/lib/cloudflare/Credentials.ini";
       };
-      "${cfg.domain}" = {
-        domain = cfg.domain;
-        group = "acmerecievers";
-        webroot = "/var/lib/acme/acme-challenge";
-      };
     };
   };
 }

resources/limits.nix

@@ -1,47 +1,46 @@
-{ pkgs, ... }:
 {
   systemd.services = {
     dovecot2 = {
       serviceConfig = {
-        cpuAccounting = true;
-        cpuQuota = "20%";
-        memoryAccounting = true;
-        memoryMax = "256M";
-        startLimitIntervalSec = 500;
-        startLimitBurst = 5;
-        blockIOWeigth = 25;
+        CpuAccounting = true;
+        CpuQuota = "20%";
+        MemoryAccounting = true;
+        MemoryMax = "256M";
+        StartLimitIntervalSec = 500;
+        StartLimitBurst = 5;
+        BlockIOWeigth = 25;
       };
     };
     postfix = {
       serviceConfig = {
-        cpuAccounting = true;
-        cpuQuota = "20%";
-        memoryAccounting = true;
-        memoryMax = "256M";
-        startLimitIntervalSec = 500;
-        startLimitBurst = 5;
-        blockIOWeigth = 25;
+        CpuAccounting = true;
+        CpuQuota = "20%";
+        MemoryAccounting = true;
+        MemoryMax = "256M";
+        StartLimitIntervalSec = 500;
+        StartLimitBurst = 5;
+        BlockIOWeigth = 25;
       };
     };
     ocserv = {
       serviceConfig = {
-        cpuAccounting = true;
-        cpuQuota = "70%";
-        memoryAccounting = true;
-        memoryMax = "512M";
-        startLimitIntervalSec = 500;
-        startLimitBurst = 5;
+        CpuAccounting = true;
+        CpuQuota = "70%";
+        MemoryAccounting = true;
+        MemoryMax = "512M";
+        StartLimitIntervalSec = 500;
+        StartLimitBurst = 5;
       };
     };
     nginx = {
       serviceConfig = {
-        cpuAccounting = true;
-        cpuQuota = "70%";
-        memoryAccounting = true;
-        memoryMax = "768M";
-        startLimitIntervalSec = 500;
-        startLimitBurst = 5;
-        blockIOWeigth = 10;
+        CpuAccounting = true;
+        CpuQuota = "70%";
+        MemoryAccounting = true;
+        MemoryMax = "768M";
+        StartLimitIntervalSec = 500;
+        StartLimitBurst = 5;
+        BlockIOWeight = 10;
       };
     };
   };

variables-module.nix

@@ -74,6 +74,13 @@ in
     # API options #
     ###############
     api = {
+      enableSwagger = mkOption {
+        default = true;
+        description = ''
+          Enable Swagger UI
+        '';
+        type = types.bool;
+      };
       skippedMigrations = mkOption {
         default = [ ];
         description = ''
@@ -187,7 +194,7 @@ in
         description = ''
           Password authentication for SSH
         '';
-        default = false;
+        default = true;
         type = types.nullOr types.bool;
       };
     };

variables.nix

@@ -16,6 +16,7 @@ in
     hashedMasterPassword = lib.attrsets.attrByPath [ "hashedMasterPassword" ] null jsonData;
     sshKeys = lib.attrsets.attrByPath [ "sshKeys" ] [ ] jsonData;
     api = {
+      enableSwagger = lib.attrsets.attrByPath [ "api" "enableSwagger" ] false jsonData;
       skippedMigrations = lib.attrsets.attrByPath [ "api" "skippedMigrations" ] [ ] jsonData;
     };
     dns = {

webserver/nginx.nix

@@ -20,7 +20,8 @@ in
 
     virtualHosts = {
       "${domain}" = {
-        enableACME = true;
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
         extraConfig = ''
           add_header Strict-Transport-Security $hsts_header;
@@ -32,15 +33,10 @@ in
           proxy_cookie_path / "/; secure; HttpOnly; SameSite=strict";
           expires 10m;
         '';
-        locations = {
-          "/" = {
-            root = "/var/www/root";
-          };
-        };
       };
       "vpn.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
         extraConfig = ''
           add_header Strict-Transport-Security $hsts_header;
@@ -54,8 +50,8 @@ in
         '';
       };
       "git.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
         extraConfig = ''
           add_header Strict-Transport-Security $hsts_header;
@@ -74,8 +70,8 @@ in
         };
       };
       "cloud.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
         extraConfig = ''
           add_header Strict-Transport-Security $hsts_header;
@@ -94,8 +90,8 @@ in
         };
       };
       "password.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
         extraConfig = ''
           add_header Strict-Transport-Security $hsts_header;
@@ -114,8 +110,8 @@ in
         };
       };
       "api.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
         extraConfig = ''
           add_header Strict-Transport-Security $hsts_header;
@@ -135,8 +131,8 @@ in
         };
       };
       "social.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         root = "/var/www/social.${domain}";
         forceSSL = true;
         extraConfig = ''
@@ -156,10 +152,10 @@ in
         };
       };
       "meet.${domain}" = {
-        sslCertificate = "/var/lib/acme/wildcard-${domain}/fullchain.pem";
-        sslCertificateKey = "/var/lib/acme/wildcard-${domain}/key.pem";
+        sslCertificate = "/var/lib/acme/${domain}/fullchain.pem";
+        sslCertificateKey = "/var/lib/acme/${domain}/key.pem";
         forceSSL = true;
-        useACMEHost = "wildcard-${domain}";
+        useACMEHost = domain;
         enableACME = false;
       };
     };