diff --git a/modules/services/grafana.nix b/modules/services/grafana.nix index 70fd355..7972c3b 100644 --- a/modules/services/grafana.nix +++ b/modules/services/grafana.nix @@ -80,6 +80,22 @@ in disabledCollectors = [ "arp" ]; port = 9001; }; + nginx = { + enable = false; + port = 9003; + }; + nginxlog = { + enable = true; + port = 9004; + group = "nginx"; + settings.namespaces = [ + { + name = "nginxlog"; + source.files = ["/var/log/nginx/access.log"]; + format = "$remote_addr - $remote_user [$time_local] \"$request\" $status $body_bytes_sent \"$http_referer\" \"$http_user_agent\""; + } + ]; + }; }; scrapeConfigs = [ { @@ -87,7 +103,11 @@ in static_configs = [{ targets = [ "127.0.0.1:${toString config.services.prometheus.exporters.node.port}" - ] ++ (lib.optional config.services.cadvisor.enable "${config.services.cadvisor.listenAddress}:${toString config.services.cadvisor.port}"); + ] ++ + (lib.optional config.services.cadvisor.enable "${config.services.cadvisor.listenAddress}:${toString config.services.cadvisor.port}") ++ + (lib.optional config.services.prometheus.exporters.nginx.enable "127.0.0.1:${toString config.services.prometheus.exporters.nginx.port}") ++ + (lib.optional config.services.prometheus.exporters.nginxlog.enable "127.0.0.1:${toString config.services.prometheus.exporters.nginxlog.port}") + ; }]; } ]; diff --git a/modules/services/grafana/dashboards/nginxlogs.json b/modules/services/grafana/dashboards/nginxlogs.json new file mode 100644 index 0000000..52c4369 --- /dev/null +++ b/modules/services/grafana/dashboards/nginxlogs.json @@ -0,0 +1,527 @@ +{ + "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": 10, + "links": [], + "panels": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "fieldConfig": { + "defaults": { + "color": { + "mode": "palette-classic" + }, + "custom": { + "hideFrom": { + "legend": false, + "tooltip": false, + "viz": false + } + }, + "mappings": [], + "unit": "none" + }, + "overrides": [] + }, + "gridPos": { + "h": 8, + "w": 3, + "x": 0, + "y": 0 + }, + "id": 6, + "options": { + "legend": { + "displayMode": "list", + "placement": "bottom", + "showLegend": true + }, + "pieType": "pie", + "reduceOptions": { + "calcs": [ + "lastNotNull" + ], + "fields": "", + "values": false + }, + "tooltip": { + "mode": "single", + "sort": "none" + } + }, + "targets": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "editorMode": "code", + "expr": "sum by (status) (nginxlog_http_response_count_total)", + "instant": false, + "legendFormat": "{{status}}", + "range": true, + "refId": "A" + } + ], + "title": "Requests by response status total", + "type": "piechart" + }, + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "fieldConfig": { + "defaults": { + "color": { + "mode": "palette-classic" + }, + "custom": { + "axisBorderShow": false, + "axisCenteredZero": false, + "axisColorMode": "text", + "axisLabel": "", + "axisPlacement": "auto", + "barAlignment": 0, + "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", + "value": null + }, + { + "color": "red", + "value": 80 + } + ] + }, + "unit": "none" + }, + "overrides": [] + }, + "gridPos": { + "h": 8, + "w": 12, + "x": 3, + "y": 0 + }, + "id": 3, + "options": { + "legend": { + "calcs": [], + "displayMode": "list", + "placement": "bottom", + "showLegend": true + }, + "tooltip": { + "mode": "single", + "sort": "none" + } + }, + "targets": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "editorMode": "code", + "expr": "sum by (status) (rate(nginxlog_http_response_count_total[$__rate_interval]))", + "instant": false, + "legendFormat": "{{status}}", + "range": true, + "refId": "A" + } + ], + "title": "Requests by response status", + "type": "timeseries" + }, + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "fieldConfig": { + "defaults": { + "color": { + "mode": "thresholds" + }, + "mappings": [], + "thresholds": { + "mode": "absolute", + "steps": [ + { + "color": "green", + "value": null + }, + { + "color": "red", + "value": 80 + } + ] + }, + "unit": "none" + }, + "overrides": [] + }, + "gridPos": { + "h": 8, + "w": 3, + "x": 15, + "y": 0 + }, + "id": 7, + "options": { + "colorMode": "value", + "graphMode": "area", + "justifyMode": "auto", + "orientation": "auto", + "reduceOptions": { + "calcs": [ + "lastNotNull" + ], + "fields": "", + "values": false + }, + "showPercentChange": false, + "textMode": "auto", + "wideLayout": true + }, + "pluginVersion": "10.4.2", + "targets": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "editorMode": "code", + "expr": "nginxlog_parse_errors_total", + "instant": false, + "legendFormat": "{{status}}", + "range": true, + "refId": "A" + } + ], + "title": "Parse errors total", + "type": "stat" + }, + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "fieldConfig": { + "defaults": { + "color": { + "mode": "palette-classic" + }, + "custom": { + "hideFrom": { + "legend": false, + "tooltip": false, + "viz": false + } + }, + "mappings": [], + "unit": "none" + }, + "overrides": [] + }, + "gridPos": { + "h": 8, + "w": 3, + "x": 0, + "y": 8 + }, + "id": 5, + "options": { + "legend": { + "displayMode": "list", + "placement": "bottom", + "showLegend": true + }, + "pieType": "pie", + "reduceOptions": { + "calcs": [ + "lastNotNull" + ], + "fields": "", + "values": false + }, + "tooltip": { + "mode": "single", + "sort": "none" + } + }, + "targets": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "editorMode": "code", + "expr": "sum by (method) (nginxlog_http_response_count_total)", + "instant": false, + "legendFormat": "{{status}}", + "range": true, + "refId": "A" + } + ], + "title": "Requests by method total", + "type": "piechart" + }, + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "fieldConfig": { + "defaults": { + "color": { + "mode": "palette-classic" + }, + "custom": { + "axisBorderShow": false, + "axisCenteredZero": false, + "axisColorMode": "text", + "axisLabel": "", + "axisPlacement": "auto", + "barAlignment": 0, + "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", + "value": null + }, + { + "color": "red", + "value": 80 + } + ] + }, + "unit": "none" + }, + "overrides": [] + }, + "gridPos": { + "h": 8, + "w": 12, + "x": 3, + "y": 8 + }, + "id": 4, + "options": { + "legend": { + "calcs": [], + "displayMode": "list", + "placement": "bottom", + "showLegend": true + }, + "tooltip": { + "mode": "single", + "sort": "none" + } + }, + "targets": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "editorMode": "code", + "expr": "sum by (method) (rate(nginxlog_http_response_count_total[$__rate_interval]))", + "instant": false, + "legendFormat": "{{status}}", + "range": true, + "refId": "A" + } + ], + "title": "Requests by method", + "type": "timeseries" + }, + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "fieldConfig": { + "defaults": { + "color": { + "mode": "palette-classic" + }, + "custom": { + "axisBorderShow": false, + "axisCenteredZero": false, + "axisColorMode": "text", + "axisLabel": "", + "axisPlacement": "auto", + "barAlignment": 0, + "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", + "value": null + }, + { + "color": "red", + "value": 80 + } + ] + }, + "unit": "bytes" + }, + "overrides": [] + }, + "gridPos": { + "h": 10, + "w": 15, + "x": 0, + "y": 16 + }, + "id": 1, + "options": { + "legend": { + "calcs": [], + "displayMode": "list", + "placement": "bottom", + "showLegend": true + }, + "tooltip": { + "mode": "single", + "sort": "none" + } + }, + "targets": [ + { + "datasource": { + "type": "prometheus", + "uid": "PBFE396EC0B189D67" + }, + "editorMode": "code", + "expr": "rate(nginxlog_http_response_size_bytes[$__rate_interval])", + "instant": false, + "legendFormat": "{{method}} {{status}}", + "range": true, + "refId": "A" + } + ], + "title": "Response bytes", + "type": "timeseries" + } + ], + "schemaVersion": 39, + "tags": [], + "templating": { + "list": [] + }, + "time": { + "from": "now-1h", + "to": "now" + }, + "timepicker": {}, + "timezone": "browser", + "title": "Nginxlog", + "uid": "bdk0dib38e0w0e", + "version": 2, + "weekStart": "" +} diff --git a/modules/services/nginx.nix b/modules/services/nginx.nix index 3fd85d8..8214fc3 100644 --- a/modules/services/nginx.nix +++ b/modules/services/nginx.nix @@ -1,4 +1,4 @@ -{ pkgs, ... }: +{ pkgs, lib, config, ... }: { networking.firewall.allowedTCPPorts = [ 80 443 ]; networking.firewall.allowedUDPPorts = [ 80 443 ]; @@ -18,6 +18,7 @@ recommendedOptimisation = true; recommendedProxySettings = true; recommendedTlsSettings = true; + statusPage = lib.mkIf config.services.prometheus.exporters.nginx.enable true; # Only allow PFS-enabled ciphers with AES256 sslCiphers = "AES256+EECDH:AES256+EDH:!aNULL";