Update nixpkgs 2025-08-16-01-03

flake.lock

@@ -646,11 +646,11 @@
     },
     "nixpkgs_5": {
       "locked": {
-        "lastModified": 1755027561,
-        "narHash": "sha256-IVft239Bc8p8Dtvf7UAACMG5P3ZV+3/aO28gXpGtMXI=",
+        "lastModified": 1755186698,
+        "narHash": "sha256-wNO3+Ks2jZJ4nTHMuks+cxAiVBGNuEBXsT29Bz6HASo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "005433b926e16227259a1843015b5b2b7f7d1fc3",
+        "rev": "fbcf476f790d8a217c3eab4e12033dc4a0f6d23c",
         "type": "github"
       },
       "original": {

hosts/monitoring-3/dashboards/nginx-exporter.json

@@ -0,0 +1,355 @@
+{
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": {
+          "type": "grafana",
+          "uid": "-- Grafana --"
+        },
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations & Alerts",
+        "type": "dashboard"
+      }
+    ]
+  },
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "graphTooltip": 0,
+  "id": 16,
+  "links": [],
+  "panels": [
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "PBFA97CFB590B2093"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisBorderShow": false,
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "barWidthFactor": 0.6,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "insertNulls": false,
+            "lineInterpolation": "linear",
+            "lineWidth": 1,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green"
+              }
+            ]
+          },
+          "unit": "reqps"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 10,
+        "w": 12,
+        "x": 0,
+        "y": 0
+      },
+      "id": 1,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "hideZeros": false,
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "pluginVersion": "12.0.2+security-01",
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "${DS_PROMETHEUS}"
+          },
+          "disableTextWrap": false,
+          "editorMode": "builder",
+          "expr": "sum by(server_name) (rate(nginxlog_http_response_count_total{server_name=~\"$server_name\"}[5m]))",
+          "fullMetaSearch": false,
+          "includeNullMetadata": true,
+          "legendFormat": "__auto",
+          "range": true,
+          "refId": "A",
+          "useBackend": false
+        }
+      ],
+      "title": "Total requests",
+      "type": "timeseries"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "PBFA97CFB590B2093"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisBorderShow": false,
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "barWidthFactor": 0.6,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "insertNulls": false,
+            "lineInterpolation": "linear",
+            "lineWidth": 1,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green"
+              }
+            ]
+          },
+          "unit": "reqps"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 10,
+        "w": 12,
+        "x": 12,
+        "y": 0
+      },
+      "id": 2,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "hideZeros": false,
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "pluginVersion": "12.0.2+security-01",
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "${DS_PROMETHEUS}"
+          },
+          "disableTextWrap": false,
+          "editorMode": "builder",
+          "expr": "sum by(server_name, method) (rate(nginxlog_http_response_count_total{server_name=~\"$server_name\"}[5m]))",
+          "fullMetaSearch": false,
+          "includeNullMetadata": true,
+          "legendFormat": "{{server_name}}: {{method}}",
+          "range": true,
+          "refId": "A",
+          "useBackend": false
+        }
+      ],
+      "title": "Status codes",
+      "type": "timeseries"
+    },
+    {
+      "datasource": {
+        "type": "prometheus",
+        "uid": "PBFA97CFB590B2093"
+      },
+      "fieldConfig": {
+        "defaults": {
+          "color": {
+            "mode": "palette-classic"
+          },
+          "custom": {
+            "axisBorderShow": false,
+            "axisCenteredZero": false,
+            "axisColorMode": "text",
+            "axisLabel": "",
+            "axisPlacement": "auto",
+            "barAlignment": 0,
+            "barWidthFactor": 0.6,
+            "drawStyle": "line",
+            "fillOpacity": 0,
+            "gradientMode": "none",
+            "hideFrom": {
+              "legend": false,
+              "tooltip": false,
+              "viz": false
+            },
+            "insertNulls": false,
+            "lineInterpolation": "linear",
+            "lineWidth": 1,
+            "pointSize": 5,
+            "scaleDistribution": {
+              "type": "linear"
+            },
+            "showPoints": "auto",
+            "spanNulls": false,
+            "stacking": {
+              "group": "A",
+              "mode": "none"
+            },
+            "thresholdsStyle": {
+              "mode": "off"
+            }
+          },
+          "mappings": [],
+          "thresholds": {
+            "mode": "absolute",
+            "steps": [
+              {
+                "color": "green"
+              }
+            ]
+          },
+          "unit": "reqps"
+        },
+        "overrides": []
+      },
+      "gridPos": {
+        "h": 10,
+        "w": 12,
+        "x": 0,
+        "y": 10
+      },
+      "id": 3,
+      "options": {
+        "legend": {
+          "calcs": [],
+          "displayMode": "list",
+          "placement": "bottom",
+          "showLegend": true
+        },
+        "tooltip": {
+          "hideZeros": false,
+          "mode": "single",
+          "sort": "none"
+        }
+      },
+      "pluginVersion": "12.0.2+security-01",
+      "targets": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "${DS_PROMETHEUS}"
+          },
+          "disableTextWrap": false,
+          "editorMode": "builder",
+          "expr": "sum by(server_name, status) (rate(nginxlog_http_response_count_total{server_name=~\"$server_name\"}[5m]))",
+          "fullMetaSearch": false,
+          "includeNullMetadata": true,
+          "legendFormat": "{{server_name}}: HTTP {{status}}",
+          "range": true,
+          "refId": "A",
+          "useBackend": false
+        }
+      ],
+      "title": "Response codes",
+      "type": "timeseries"
+    }
+  ],
+  "preload": false,
+  "refresh": "30s",
+  "schemaVersion": 41,
+  "tags": [],
+  "templating": {
+    "list": [
+      {
+        "current": {
+          "text": "All",
+          "value": [
+            "$__all"
+          ]
+        },
+        "definition": "label_values(nginxlog_http_response_count_total,server_name)",
+        "includeAll": true,
+        "label": "vHost",
+        "multi": true,
+        "name": "server_name",
+        "options": [],
+        "query": {
+          "qryType": 1,
+          "query": "label_values(nginxlog_http_response_count_total,server_name)",
+          "refId": "PrometheusVariableQueryEditor-VariableQuery"
+        },
+        "refresh": 1,
+        "regex": "",
+        "type": "query"
+      }
+    ]
+  },
+  "time": {
+    "from": "now-3h",
+    "to": "now"
+  },
+  "timepicker": {},
+  "timezone": "browser",
+  "title": "Nginx Exporter",
+  "uid": "b042a880-3cb0-4dd3-ae48-4745a58af698",
+  "version": 7
+}

hosts/monitoring-3/prometheus.nix

@@ -52,6 +52,12 @@ let
     attrByPath ["clerie" "monitoring" "blackbox"] false host.config)
     monitoringHosts);
 
+  nginxlogMonitoringTargets = mapAttrsToList (name: host:
+    "${host.config.networking.hostName}.mon.clerie.de:9117")
+    (filterAttrs (name: host:
+    attrByPath ["services" "prometheus" "exporters" "nginxlog" "enable"] false host.config)
+    monitoringHosts);
+
   eachWithEachOther = (f: x: y: lib.lists.flatten (lib.lists.forEach x (a: lib.lists.forEach y (b: f a b))));
 
 in {
@@ -536,6 +542,18 @@ in {
           }
         ];
       }
+      {
+        job_name = "nginxlog-exporter";
+        scrape_interval = "20s";
+        static_configs = [
+          {
+            targets = nginxlogMonitoringTargets;
+          }
+        ];
+        relabel_configs = [
+          relabelAddressToInstance
+        ];
+      }
     ];
     alertmanagers = [
       {

hosts/web-2/clerie.nix

@@ -53,9 +53,6 @@
         '';
         return = "200 ''";
       };
-      extraConfig = ''
-        access_log /var/log/nginx/clerie.de.log combined_anon;
-      '';
     };
   };
 }

hosts/web-2/gitea.nix

@@ -83,9 +83,6 @@
           proxyPass = "http://[::1]:3000";
         };
       };
-      extraConfig = ''
-        access_log /var/log/nginx/git.clerie.de.log combined_anon;
-      '';
     };
   };
 }

hosts/web-2/ip.nix

@@ -53,9 +53,6 @@
           types { } default_type "text/html; charset=utf-8";
         '';
       };
-      extraConfig = ''
-        access_log /var/log/nginx/ip.clerie.de.log vcombined_anon;
-      '';
     };
     "ip4.clerie.de" = {
       enableACME = true;
@@ -67,9 +64,6 @@
           add_header Access-Control-Allow-Origin *;
         '';
       };
-      extraConfig = ''
-        access_log /var/log/nginx/ip.clerie.de.log vcombined_anon;
-      '';
     };
     "ip6.clerie.de" = {
       enableACME = true;
@@ -81,9 +75,6 @@
           add_header Access-Control-Allow-Origin *;
         '';
       };
-      extraConfig = ''
-        access_log /var/log/nginx/ip.clerie.de.log vcombined_anon;
-      '';
     };
   };
 }

modules/monitoring/default.nix

@@ -102,6 +102,33 @@ in
       listen = "[::]:9152";
     };
 
+    services.prometheus.exporters.nginxlog = mkIf config.services.nginx.enable {
+      enable = true;
+      settings = {
+        namespaces = [
+          {
+            name = "nginxlog";
+            format = ''$host: $remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent" "$server_name" rt="$request_time" uct="$upstream_connect_time" uht="$upstream_header_time" urt="$upstream_response_time"'';
+            source = {
+              files = [
+                "/var/log/nginx/access.log"
+              ];
+            };
+            relabel_configs = [
+              {
+                target_label = "server_name";
+                from = "server_name";
+              }
+            ];
+          }
+        ];
+      };
+    };
+
+    systemd.services."prometheus-nginxlog-exporter".serviceConfig = {
+      SupplementaryGroups = "nginx";
+    };
+
     networking.firewall.interfaces."wg-monitoring".allowedTCPPorts = [
       9100 # node-exporter
       9152 # nixos-exporter
@@ -109,6 +136,8 @@ in
       9324 # bird-exporter
     ] else []) ++ (if cfg.blackbox then [
       9115 # blackbox-exporter
+    ] else []) ++ (if config.services.prometheus.exporters.nginxlog.enable then [
+      config.services.prometheus.exporters.nginxlog.port
     ] else []);
   };
 }

profiles/common-webserver/default.nix

@@ -40,7 +40,12 @@ in {
         log_format vcombined_anon '$host: $remote_addr_anon - $remote_user [$time_local] '
                                   '"$request" $status $body_bytes_sent '
                                   '"$http_referer" "$http_user_agent"';
-        access_log /var/log/nginx/access.log vcombined_anon;
+        log_format vcombined_anon_monitoring '$host: $remote_addr_anon - $remote_user [$time_local] '
+                                  '"$request" $status $body_bytes_sent '
+                                  '"$http_referer" "$http_user_agent" '
+                                  '"$server_name" '
+                                  'rt="$request_time" uct="$upstream_connect_time" uht="$upstream_header_time" urt="$upstream_response_time"';
+        access_log /var/log/nginx/access.log vcombined_anon_monitoring;
       '';
 
       virtualHosts = mkIf cfg.httpDefaultVirtualHost {