bundles/nginx: add anonymous timing logging for http requests

bundles/grafana/dashboard-rows/nginx.py

@@ -1,6 +1,7 @@
 def dashboard_row_nginx(panel_id, node):
     queries_through = []
     queries_conn = []
+    queries_timing = []
 
     for measurement in [
         'accepted',
@@ -62,6 +63,40 @@ def dashboard_row_nginx(panel_id, node):
             "tags": []
         })
 
+    for measurement in [
+        'request_time',
+        'upstream_response_time',
+    ]:
+        queries_timing.append({
+            'groupBy': [
+                {'type': 'time', 'params': ['$__interval']},
+                {'type': 'fill', 'params': ['linear']},
+            ],
+            'orderByTime': "ASC",
+            'policy': "default",
+            'query': f"""from(bucket: "telegraf")
+    |> range(start: v.timeRangeStart, stop: v.timeRangeStop)
+    |> filter(fn: (r) =>
+        r["_measurement"] == "nginx_timing" and
+        r["_field"] == "{measurement}" and
+        r["host"] == "{node.name}"
+    )
+    |> map(fn: (r) => ({{
+            r with
+            _field: "{measurement}"
+        }})
+    )
+    |> group(columns: ["path", "_field"])
+    |> aggregateWindow(every: v.windowPeriod, fn: mean, createEmpty: false)
+    |> yield(name: "{measurement}")""",
+            'resultFormat': 'time_series',
+            'select': [[
+                {'type': 'field', 'params': ['value']},
+                {'type': 'mean', 'params': []},
+            ]],
+            "tags": []
+        })
+
     return {
         'title': 'nginx',
         'collapse': False,
@@ -236,5 +271,106 @@ def dashboard_row_nginx(panel_id, node):
                     'alignLevel': None
                 }
             },
+            {
+                'aliasColors': {},
+                'bars': False,
+                'dashLength': 10,
+                'dashes': False,
+                'datasource': None,
+                'fieldConfig': {
+                    'defaults': {
+                        'displayName': '${__field.name} ${__field.labels.path}'
+                    },
+                    'overrides': []
+                },
+                'fill': 0,
+                'fillGradient': 0,
+                'hiddenSeries': False,
+                'id': next(panel_id),
+                'legend': {
+                    'alignAsTable': True,
+                    'avg': False,
+                    'current': False,
+                    'max': False,
+                    'min': False,
+                    'rightSide': True,
+                    'show': True,
+                    'total': False,
+                    'values': False
+                },
+                'lines': False,
+                'linewidth': 1,
+                'NonePointMode': 'None',
+                'options': {
+                    'alertThreshold': True
+                },
+                'percentage': False,
+                'pluginVersion': '7.5.5',
+                'pointradius': 2,
+                'points': True,
+                'renderer': 'flot',
+                'seriesOverrides': [],
+                'spaceLength': 10,
+                'span': 12,
+                'stack': False,
+                'steppedLine': False,
+                'targets': queries_timing,
+                'thresholds': [
+                    {
+                        'colorMode': 'warning',
+                        'fill': False,
+                        'line': True,
+                        'op': 'gt',
+                        'value': 5,
+                        'yaxis': 'left'
+                    },
+                    {
+                        'colorMode': 'critical',
+                        'fill': False,
+                        'line': True,
+                        'op': 'gt',
+                        'value': 15,
+                        'yaxis': 'left'
+                    }
+                ],
+                'timeRegions': [],
+                'title': 'nginx timing',
+                'tooltip': {
+                    'shared': True,
+                    'sort': 0,
+                    'value_type': 'individual'
+                },
+                'type': 'graph',
+                'xaxis': {
+                    'buckets': None,
+                    'mode': 'time',
+                    'name': None,
+                    'show': True,
+                    'values': []
+                },
+                'yaxes': [
+                    {
+                        'format': 's',
+                        'label': 'request time',
+                        'logBase': 2,
+                        'max': None,
+                        'min': 0,
+                        'show': True,
+                        'decimals': 0,
+                    },
+                    {
+                        'format': 'short',
+                        'label': None,
+                        'logBase': 1,
+                        'max': None,
+                        'min': None,
+                        'show': False,
+                    }
+                ],
+                'yaxis': {
+                    'align': False,
+                    'alignLevel': None
+                }
+            },
         ],
     }