reorg

nixos/loki.nix

@@ -0,0 +1,82 @@
+{ pkgs, lokiUser, lokiPort ? (3100), ... }:
+{
+  networking.firewall.allowedTCPPorts = [ lokiPort ];
+
+  environment.systemPackages = with pkgs; [
+    (pkgs.writeShellScriptBin "loki-check" "curl http://localhost:${builtins.toString lokiPort}/ready")
+    (pkgs.writeShellScriptBin "loki-logs" "journalctl -b -u loki.service -n 10")
+  ];
+  
+  services.loki = {
+    enable = true;
+    user = "${lokiUser}";
+
+    configuration = {
+      server.http_listen_port = lokiPort;
+      # server.grpc_listen_port = 9096;
+      auth_enabled = false;
+
+      ingester = {
+        lifecycler = {
+          address = "0.0.0.0";
+          ring = {
+            kvstore = {
+              store = "inmemory";
+            };
+            replication_factor = 1;
+          };
+        };
+        chunk_idle_period = "1h";
+        max_chunk_age = "1h";
+        chunk_target_size = 1048576;
+        chunk_retain_period = "30s";
+      };
+
+      schema_config = {
+        configs = [{
+          from = "2024-04-01";
+          object_store = "filesystem";
+          store = "tsdb";
+          schema = "v13";
+          index = {
+            prefix = "index_";
+            period = "24h";
+          };
+        }];
+      };
+      
+      storage_config = {
+        tsdb_shipper = {
+          active_index_directory = "/var/lib/loki/index";
+          cache_location = "/var/lib/loki/index_cache";
+        };
+        filesystem = {
+          directory = "/var/lib/loki/chunks";
+        };
+      };
+      
+      compactor = {
+        retention_enabled = true;
+        compaction_interval = "10m";
+        working_directory = "/tmp/loki";
+        retention_delete_delay = "2h";
+        retention_delete_worker_count = 150;
+        delete_request_store = "filesystem";
+      };
+
+      limits_config = {
+        retention_period = "744h";
+        reject_old_samples = true;
+        reject_old_samples_max_age = "168h";
+        split_queries_by_interval = "24h";
+        ingestion_rate_mb = 10;
+        ingestion_burst_size_mb = 200;
+        allow_structured_metadata = true;
+      };
+
+      query_scheduler.max_outstanding_requests_per_tenant = 4096;
+      frontend.max_outstanding_per_tenant = 4096;
+      query_range.parallelise_shardable_queries = true;
+    };
+  };
+}