Add flags for autoscaler recommender

Signed-off-by: Arnob kumar saha <[email protected]>

apis/installer/v1alpha1/kubedb_autoscaler_types.go

@@ -19,6 +19,7 @@ package v1alpha1
 import (
 	core "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"time"
 )
 
 const (
@@ -82,6 +83,8 @@ type KubedbAutoscalerSpec struct {
 	UpdateInterval string `json:"updateInterval"`
 	// +optional
 	StorageAutoscaler StorageAutoscalerSpec `json:"storageAutoscaler"`
+	// +optional
+	Recommender Recommender `json:"recommender"`
 }
 
 type StorageAutoscalerSpec struct {
@@ -96,6 +99,30 @@ type PrometheusSpec struct {
 	CACert string `json:"caCert"`
 }
 
+type Recommender struct {
+	MetricsFetcherInterval time.Duration `json:"metricsFetcherInterval"`
+	CheckpointsGCInterval  time.Duration `json:"checkpointsGCInterval"`
+	PrometheusJobName      string        `json:"prometheusJobName"`
+	Address                string        `json:"address"`
+	Storage                string        `json:"storage"`
+	HistoryLength          string        `json:"historyLength"`
+	HistoryResolution      string        `json:"history_resolution"`
+	QueryTimeout           string        `json:"queryTimeout"`
+	PodLabelPrefix         string        `json:"podLabelPrefix"`
+	PodLabelsMetricName    string        `json:"podLabelsMetricName"`
+	PodNamespaceLabel      string        `json:"podNamespaceLabel"`
+	PodNameLabel           string        `json:"podNameLabel"`
+	CtrNamespaceLabel      string        `json:"ctrNamespaceLabel"`
+	CtrPodNameLabel        string        `json:"ctrPodNameLabel"`
+	CtrNameLabel           string        `json:"ctrNameLabel"`
+	VpaObjectNamespace     string        `json:"vpaObjectNamespace"`
+
+	MemoryAggregationInterval      time.Duration `json:"memoryAggregationInterval"`
+	MemoryAggregationIntervalCount int64         `json:"memoryAggregationIntervalCount"`
+	MemoryHistogramDecayHalfLife   time.Duration `json:"memoryHistogramDecayHalfLife"`
+	CpuHistogramDecayHalfLife      time.Duration `json:"cpuHistogramDecayHalfLife"`
+}
+
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
 // KubedbAutoscalerList is a list of KubedbAutoscalers

charts/kubedb-autoscaler/templates/deployment.yaml

@@ -52,6 +52,26 @@ spec:
         {{- if .Values.storageAutoscaler.prometheus.bearerToken }}
         - --prometheus-token-file=/var/prometheus-data/token.txt
         {{- end }}
+        - --recommender-interval={{ .Values.recommender.metricsFetcherInterval }}
+        - --checkpoints-gc-interval={{ .Values.recommender.checkpointsGCInterval }}
+        - --prometheus-cadvisor-job-name={{ .Values.recommender.prometheusJobName }}
+        - --address={{ .Values.recommender.address }}
+        - --storage={{ .Values.recommender.storage }}
+        - --history-length={{ .Values.recommender.historyLength }}
+        - --history-resolution={{ .Values.recommender.historyResolution }}
+        - --prometheus-query-timeout={{ .Values.recommender.queryTimeout }}
+        - --pod-label-prefix={{ .Values.recommender.podLabelPrefix }}
+        - --metric-for-pod-labels={{ .Values.recommender.podLabelsMetricName }}
+        - --pod-namespace-label={{ .Values.recommender.podNamespaceLabel }}
+        - --pod-name-label={{ .Values.recommender.podNameLabel }}
+        - --container-namespace-label={{ .Values.recommender.ctrNamespaceLabel }}
+        - --container-pod-name-label={{ .Values.recommender.ctrPodNameLabel }}
+        - --container-name-label={{ .Values.recommender.ctrNameLabel }}
+        - --autopilot-object-namespace={{ .Values.recommender.vpaObjectNamespace }}
+        - --memory-aggregation-interval={{ .Values.recommender.memoryAggregationInterval }}
+        - --memory-aggregation-interval-count={{ .Values.recommender.memoryAggregationIntervalCount }}
+        - --memory-histogram-decay-half-life={{ .Values.recommender.memoryHistogramDecayHalfLife }}
+        - --cpu-histogram-decay-half-life={{ .Values.recommender.cpuHistogramDecayHalfLife }}
         {{- if include "appscode.licenseSecretName" . }}
         - --license-file=/var/run/secrets/appscode/license/key.txt
         {{- end }}

charts/kubedb-autoscaler/values.openapiv3_schema.yaml

@@ -1165,6 +1165,91 @@ properties:
             type: string
         type: object
     type: object
+  recommender:
+    properties:
+      address:
+        type: string
+      checkpointsGCInterval:
+        description: A Duration represents the elapsed time between two instants as
+          an int64 nanosecond count. The representation limits the largest representable
+          duration to approximately 290 years.
+        format: int64
+        type: integer
+      cpuHistogramDecayHalfLife:
+        description: A Duration represents the elapsed time between two instants as
+          an int64 nanosecond count. The representation limits the largest representable
+          duration to approximately 290 years.
+        format: int64
+        type: integer
+      ctrNameLabel:
+        type: string
+      ctrNamespaceLabel:
+        type: string
+      ctrPodNameLabel:
+        type: string
+      history_resolution:
+        type: string
+      historyLength:
+        type: string
+      memoryAggregationInterval:
+        description: A Duration represents the elapsed time between two instants as
+          an int64 nanosecond count. The representation limits the largest representable
+          duration to approximately 290 years.
+        format: int64
+        type: integer
+      memoryAggregationIntervalCount:
+        format: int64
+        type: integer
+      memoryHistogramDecayHalfLife:
+        description: A Duration represents the elapsed time between two instants as
+          an int64 nanosecond count. The representation limits the largest representable
+          duration to approximately 290 years.
+        format: int64
+        type: integer
+      metricsFetcherInterval:
+        description: A Duration represents the elapsed time between two instants as
+          an int64 nanosecond count. The representation limits the largest representable
+          duration to approximately 290 years.
+        format: int64
+        type: integer
+      podLabelPrefix:
+        type: string
+      podLabelsMetricName:
+        type: string
+      podNameLabel:
+        type: string
+      podNamespaceLabel:
+        type: string
+      prometheusJobName:
+        type: string
+      queryTimeout:
+        type: string
+      storage:
+        type: string
+      vpaObjectNamespace:
+        type: string
+    required:
+    - address
+    - checkpointsGCInterval
+    - cpuHistogramDecayHalfLife
+    - ctrNameLabel
+    - ctrNamespaceLabel
+    - ctrPodNameLabel
+    - historyLength
+    - history_resolution
+    - memoryAggregationInterval
+    - memoryAggregationIntervalCount
+    - memoryHistogramDecayHalfLife
+    - metricsFetcherInterval
+    - podLabelPrefix
+    - podLabelsMetricName
+    - podNameLabel
+    - podNamespaceLabel
+    - prometheusJobName
+    - queryTimeout
+    - storage
+    - vpaObjectNamespace
+    type: object
   registryFQDN:
     type: string
   replicaCount:

charts/kubedb-autoscaler/values.yaml

@@ -112,3 +112,26 @@ storageAutoscaler:
     bearerToken: ""
     # CA cert for prometheus server TLS connections
     caCert: ""
+
+
+recommender:
+  metricsFetcherInterval: 1m
+  checkpointsGCInterval: 10m
+  prometheusJobName: kubernetes-cadvisor
+  address: ":8942"
+  storage: ""
+  historyLength: "8d"
+  historyResolution: "1h"
+  queryTimeout: "5m"
+  podLabelPrefix: "pod_label_"
+  podLabelsMetricName: "up{job=\"kubernetes-pods\"}"
+  podNamespaceLabel: "kubernetes_namespace"
+  podNameLabel: "kubernetes_pod_name"
+  ctrNamespaceLabel: "namespace"
+  ctrPodNameLabel: "pod_name"
+  ctrNameLabel: "name"
+  vpaObjectNamespace: ""
+  memoryAggregationInterval: 4m
+  memoryAggregationIntervalCount: 3
+  memoryHistogramDecayHalfLife: 5m
+  cpuHistogramDecayHalfLife: 5m

charts/kubedb/values.openapiv3_schema.yaml

@@ -1256,6 +1256,91 @@ properties:
                 type: string
             type: object
         type: object
+      recommender:
+        properties:
+          address:
+            type: string
+          checkpointsGCInterval:
+            description: A Duration represents the elapsed time between two instants
+              as an int64 nanosecond count. The representation limits the largest
+              representable duration to approximately 290 years.
+            format: int64
+            type: integer
+          cpuHistogramDecayHalfLife:
+            description: A Duration represents the elapsed time between two instants
+              as an int64 nanosecond count. The representation limits the largest
+              representable duration to approximately 290 years.
+            format: int64
+            type: integer
+          ctrNameLabel:
+            type: string
+          ctrNamespaceLabel:
+            type: string
+          ctrPodNameLabel:
+            type: string
+          history_resolution:
+            type: string
+          historyLength:
+            type: string
+          memoryAggregationInterval:
+            description: A Duration represents the elapsed time between two instants
+              as an int64 nanosecond count. The representation limits the largest
+              representable duration to approximately 290 years.
+            format: int64
+            type: integer
+          memoryAggregationIntervalCount:
+            format: int64
+            type: integer
+          memoryHistogramDecayHalfLife:
+            description: A Duration represents the elapsed time between two instants
+              as an int64 nanosecond count. The representation limits the largest
+              representable duration to approximately 290 years.
+            format: int64
+            type: integer
+          metricsFetcherInterval:
+            description: A Duration represents the elapsed time between two instants
+              as an int64 nanosecond count. The representation limits the largest
+              representable duration to approximately 290 years.
+            format: int64
+            type: integer
+          podLabelPrefix:
+            type: string
+          podLabelsMetricName:
+            type: string
+          podNameLabel:
+            type: string
+          podNamespaceLabel:
+            type: string
+          prometheusJobName:
+            type: string
+          queryTimeout:
+            type: string
+          storage:
+            type: string
+          vpaObjectNamespace:
+            type: string
+        required:
+        - address
+        - checkpointsGCInterval
+        - cpuHistogramDecayHalfLife
+        - ctrNameLabel
+        - ctrNamespaceLabel
+        - ctrPodNameLabel
+        - historyLength
+        - history_resolution
+        - memoryAggregationInterval
+        - memoryAggregationIntervalCount
+        - memoryHistogramDecayHalfLife
+        - metricsFetcherInterval
+        - podLabelPrefix
+        - podLabelsMetricName
+        - podNameLabel
+        - podNamespaceLabel
+        - prometheusJobName
+        - queryTimeout
+        - storage
+        - vpaObjectNamespace
+        type: object
       registryFQDN:
         type: string
       replicaCount: