Add baseline feature into Kubernetes (#205)

Author: mrproliu

Makefile.in

@@ -66,5 +66,7 @@ SW_R3_IMAGE_TAG ?= 0.1.0
 CILIUM_VERSION ?= 1.13.4
 CILIUM_CLI_VERSION ?= v0.15.0
 
+SW_PREDICTOR_IMAGE ?= ghcr.io/skyapm/skypredictor:66cd881d8316e7bd958a2172a99d2fc33f707150
+
 # ALL variables should be listed above ^^
 EXPORTED_VARS := $(filter-out <%,$(.VARIABLES))

deploy/platform/kubernetes/Makefile

@@ -61,6 +61,7 @@ HELM_OPTIONS := $(HELM_OPTIONS) --set features.rover.image=$(SW_ROVER_IMAGE)
 HELM_OPTIONS := $(HELM_OPTIONS) --set features.grafana.image=$(GRAFANA_IMAGE)
 HELM_OPTIONS := $(HELM_OPTIONS) --set skywalking.grafana.plugin.version=$(SW_GRAFANA_PLUGIN_VERSION)
 HELM_OPTIONS := $(HELM_OPTIONS) --set features.r3.image=$(SW_R3_IMAGE):$(SW_R3_IMAGE_TAG)
+HELM_OPTIONS := $(HELM_OPTIONS) --set features.baseline.image=$(SW_PREDICTOR_IMAGE)
 
 ifeq ($(DEBUG),true)
 	HELM_OPTIONS := $(HELM_OPTIONS) --dry-run --debug
@@ -220,6 +221,10 @@ feature-activemq-monitor:
 	$(eval HELM_OPTIONS := $(HELM_OPTIONS) --set features.activemqMonitor.enabled=true)
 	$(eval HELM_OPTIONS := $(HELM_OPTIONS) --set opentelemetry.enabled=true)
 
+.PHONY: feature-baseline
+feature-baseline:
+	$(eval HELM_OPTIONS := $(HELM_OPTIONS) --set features.baseline.enabled=true --set skywalking.oap.env.SW_API_PIPELINE_BASELINE_SERVICE_HOST=$(RELEASE)-baseline.$(NAMESPACE).svc.cluster.local)
+
 .PHONY: cilium
 cilium:
 ifeq (, $(shell which cilium))

deploy/platform/kubernetes/templates/feature-baseline/deployment.yml

@@ -0,0 +1,92 @@
+#  Copyright 2025 SkyAPM org
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#  http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
+{{- if .Values.features.baseline.enabled }}
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: predictor-data
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      # PVC storage size
+      storage: "10Gi"
+
+---
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: skywalking-predictor
+  namespace: {{ .Release.Namespace }}
+spec:
+  selector:
+    matchLabels:
+      name: skywalking-predictor
+  template:
+    metadata:
+      labels:
+        name: skywalking-predictor
+    spec:
+      containers:
+        - name: skywalking-predictor
+          image: {{ .Values.features.baseline.image }}
+          ports:
+            - containerPort: 18080
+              name: grpc
+            - containerPort: 8000
+              name: prometheus
+          env:
+            - name: BASELINE_FETCH_SERVER_ENDPOINT
+              value: {{ template "skywalking.oap.address.http" . }}
+            - name: BASELINE_FETCH_CRON
+              value: "10 */8 * * *"
+            - name: BASELINE_FETCH_METRICS
+              value: "service_resp_time,service_sla,service_cpm,service_percentile,service_apdex"
+            - name: BASELINE_FETCH_SERVER_LAYERS
+              value: "GENERAL,MESH"
+            - name: LOGGING_LEVEL
+              value: DEBUG
+          livenessProbe:
+            initialDelaySeconds: 30
+            periodSeconds: 30
+            tcpSocket:
+              port: grpc
+            timeoutSeconds: 1
+          volumeMounts:
+            - mountPath: /predictor-data
+              name: predictor-data
+      volumes:
+        - name: predictor-data
+          persistentVolumeClaim:
+            claimName: predictor-data
+
+---
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Values.skywalking.fullnameOverride }}-baseline
+  namespace: {{ .Release.Namespace }}
+spec:
+  selector:
+    name: skywalking-predictor
+  ports:
+    - port: 18080
+      protocol: TCP
+      targetPort: grpc
+
+{{- end }}

docs/readme.md

@@ -116,6 +116,7 @@ Currently, the features supported are:
 | `rabbitmq-monitor`      | Deploy OpenTelemetry and export RabbitMQ monitoring metrics to SkyWalking for analysis and display on UI.                                                                              |                                                                                                                                       |
 | `activemq-monitor`      | Deploy OpenTelemetry and export [ActiveMQ classic](https://activemq.apache.org/components/classic/) monitoring metrics to SkyWalking for analysis and display on UI.                   |                                                                                                                                       |
 | `cilium`                | Deploy Cilium and showcase services in a separate namespace, SkyWalking fetch Cilium Services Traffic to analysis and display on UI.                                                   | Only support deployment in the Kubernetes environment, docker is not supported.                                                       |
+| `baseline`              | Deploy [SkyPredictor](https://github.com/SkyAPM/SkyPredictor) as baseline calculator to predict metrics.                                                                               | Only support deployment in the Kubernetes environment, docker is not supported.                                                       |
 
 ### Kubernetes