hosts/arashi/default.nix

@@ -3,6 +3,8 @@
     ./hardware-configuration.nix
     ./services
     ../../modules
+    ../../modules/prometheus/exporters/redis.nix
+    ../../modules/prometheus/exporters/postgres.nix
   ];
 
   boot.loader = {
@@ -14,10 +16,6 @@
     };
   };
 
-  boot.kernel.sysctl = {
-    "kernel.shmmax" = 100663296;
-  };
-
   networking = {
     hostName = "arashi";
   };

hosts/arashi/services/postgresql.nix

@@ -11,8 +11,6 @@
     port = 5432;
     settings = {
       listen_addresses = lib.mkForce "*";
-      max_connections = "300";
-      shared_buffers = "80MB";
     };
     authentication = ''
       local all all trust

hosts/sakura/services/default.nix

@@ -1,5 +1,6 @@
 {...}: {
   imports = [
+    ./traefik.nix
     ./authelia.nix
     ./forgejo.nix
     ./rustypaste.nix

hosts/sakura/services/traefik.nix

@@ -0,0 +1,83 @@
+{config, ...}: {
+  sops.secrets.cloudflare-api-key = {};
+  systemd.services.traefik = {
+    environment = {
+      CLOUDFLARE_EMAIL = "jch0tm2e@notohh.dev";
+    };
+    serviceConfig = {
+      EnvironmentFile = [config.sops.secrets.cloudflare-api-key.path];
+    };
+  };
+  services.traefik = {
+    enable = true;
+    dynamicConfigOptions = {
+      http = {
+        middlewares.authelia = {
+          forwardauth = {
+            address = "http://localhost:9091/api/verify?rd=https://passport.notohh.dev/";
+            trustForwardHeader = true;
+          };
+        };
+        routers = {
+          api = {
+            rule = "PathPrefix(`/api/`)";
+            entrypoints = ["websecure"];
+            service = "api@internal";
+          };
+          dashdot = {
+            rule = "Host(`dashdot.sakura.internal.flake.sh`)";
+            entrypoints = ["web"];
+            service = "dashdot";
+          };
+        };
+        services = {
+          dashdot.loadBalancer.servers = [{url = "http://localhost:4000";}];
+        };
+      };
+    };
+    staticConfigOptions = {
+      log.level = "DEBUG";
+      api.dashboard = false;
+      api.insecure = false;
+      global = {
+        checkNewVersion = false;
+        sendAnonymousUsage = false;
+      };
+      entryPoints = {
+        websecure = {
+          address = ":443";
+        };
+        web = {
+          address = ":80";
+        };
+      };
+      metrics = {
+        prometheus = {
+          addServicesLabels = true;
+        };
+      };
+      certificatesResolvers = {
+        staging.acme = {
+          email = "x3xr6n66@notohh.dev";
+          storage = "/var/lib/traefik/acme.json";
+          caServer = "https://acme-staging-v02.api.letsencrypt.org/directory";
+          dnsChallenge = {
+            provider = "cloudflare";
+            resolvers = ["1.1.1.1:53" "1.0.0.1:53"];
+            delayBeforeCheck = "0";
+          };
+        };
+        production.acme = {
+          email = "x3xr6n66@notohh.dev";
+          storage = "/var/lib/traefik/acme.json";
+          caServer = "https://acme-v02.api.letsencrypt.org/directory";
+          dnsChallenge = {
+            provider = "cloudflare";
+            resolvers = ["1.1.1.1:53" "1.0.0.1:53"];
+            delayBeforeCheck = "0";
+          };
+        };
+      };
+    };
+  };
+}