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Posted to notifications@skywalking.apache.org by ke...@apache.org on 2021/11/21 11:14:34 UTC
[skywalking-showcase] branch feature/istiod created (now c268026)
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kezhenxu94 pushed a change to branch feature/istiod
in repository https://gitbox.apache.org/repos/asf/skywalking-showcase.git.
at c268026 Overhaul istio monitor feature
This branch includes the following new commits:
new c268026 Overhaul istio monitor feature
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repository and will be described in separate emails. The revisions
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[skywalking-showcase] 01/01: Overhaul istio monitor feature
Posted by ke...@apache.org.
This is an automated email from the ASF dual-hosted git repository.
kezhenxu94 pushed a commit to branch feature/istiod
in repository https://gitbox.apache.org/repos/asf/skywalking-showcase.git
commit c268026b5cf86a00903d0035e8955761fd6cc94b
Author: kezhenxu94 <ke...@apache.org>
AuthorDate: Sun Nov 21 19:14:23 2021 +0800
Overhaul istio monitor feature
---
deploy/platform/kubernetes/Makefile.in | 2 +-
.../feature-istiod-monitor/open-telemetry.yaml | 93 ++++++++++++++++++++++
.../permissions.yaml} | 36 +++++++--
.../feature-kubernetes-monitor/open-telemetry.yaml | 34 --------
docs/readme.md | 1 +
5 files changed, 126 insertions(+), 40 deletions(-)
diff --git a/deploy/platform/kubernetes/Makefile.in b/deploy/platform/kubernetes/Makefile.in
index 85bc910..4a47a8e 100644
--- a/deploy/platform/kubernetes/Makefile.in
+++ b/deploy/platform/kubernetes/Makefile.in
@@ -21,4 +21,4 @@
NAMESPACE ?= default
AGENTLESS ?= false
-FEATURE_FLAGS ?= agent,cluster,kubernetes-monitor,so11y,vm,als,event
+FEATURE_FLAGS ?= agent,cluster,kubernetes-monitor,so11y,vm,als,event,istiod-monitor
diff --git a/deploy/platform/kubernetes/feature-istiod-monitor/open-telemetry.yaml b/deploy/platform/kubernetes/feature-istiod-monitor/open-telemetry.yaml
new file mode 100644
index 0000000..cb91113
--- /dev/null
+++ b/deploy/platform/kubernetes/feature-istiod-monitor/open-telemetry.yaml
@@ -0,0 +1,93 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you 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.
+#
+
+# @feature: istio-monitor; set OpenTelemetry config to scrape the Istio control plane metrics
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+ name: otel-collector-conf-istio-monitor
+ labels:
+ app: otel-istio-monitor
+data:
+ otel-collector-config: |
+ service:
+ pipelines:
+ metrics:
+ receivers: [ prometheus ]
+ exporters: [ logging, opencensus ]
+ exporters:
+ opencensus:
+ endpoint: "oap:11800"
+ insecure: true
+ logging:
+ loglevel: debug
+ receivers:
+ prometheus:
+ config:
+ scrape_configs:
+ # @feature: istiod-monitor; configuration to scrape Istio control plane metrics
+ - job_name: 'istiod-monitor'
+ kubernetes_sd_configs:
+ - role: endpoints
+ relabel_configs:
+ - source_labels: [__meta_kubernetes_service_name, __meta_kubernetes_endpoint_port_name]
+ action: keep
+ regex: istiod;http-monitoring
+ - action: labelmap
+ regex: __meta_kubernetes_service_label_(.+)
+ - source_labels: []
+ target_label: cluster
+ replacement: skywalking-showcase
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+ name: otel-deployment-istio-monitor
+ labels:
+ app: otel-istio-monitor
+spec:
+ replicas: 1
+ selector:
+ matchLabels:
+ app: otel-istio-monitor
+ template:
+ metadata:
+ labels:
+ app: otel-istio-monitor
+ annotations:
+ sidecar.istio.io/inject: "false"
+ spec:
+ serviceAccountName: otel-sa-istio-monitor
+ containers:
+ - name: otel-istio-monitor
+ image: otel/opentelemetry-collector:0.29.0
+ command:
+ - "/otelcol"
+ - "--config=/conf/otel-collector-config.yaml"
+ volumeMounts:
+ - name: otel-collector-config-vol-istio-monitor
+ mountPath: /conf
+ volumes:
+ - name: otel-collector-config-vol-istio-monitor
+ configMap:
+ name: otel-collector-conf-istio-monitor
+ items:
+ - key: otel-collector-config
+ path: otel-collector-config.yaml
diff --git a/deploy/platform/kubernetes/Makefile.in b/deploy/platform/kubernetes/feature-istiod-monitor/permissions.yaml
similarity index 53%
copy from deploy/platform/kubernetes/Makefile.in
copy to deploy/platform/kubernetes/feature-istiod-monitor/permissions.yaml
index 85bc910..90e67bc 100644
--- a/deploy/platform/kubernetes/Makefile.in
+++ b/deploy/platform/kubernetes/feature-istiod-monitor/permissions.yaml
@@ -15,10 +15,36 @@
# specific language governing permissions and limitations
# under the License.
#
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+ name: otel-sa-istio-monitor
-.EXPORT_ALL_VARIABLES:
+---
+kind: ClusterRole
+apiVersion: rbac.authorization.k8s.io/v1
+metadata:
+ name: otel-role-istio-monitor
+rules:
+ - apiGroups: [ "" ]
+ resources:
+ # @feature: istio-monitor; permissions to read resources
+ - "endpoints"
+ - "pods"
+ - "services"
+ verbs: [ "get", "watch", "list" ]
-NAMESPACE ?= default
-AGENTLESS ?= false
-
-FEATURE_FLAGS ?= agent,cluster,kubernetes-monitor,so11y,vm,als,event
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+ name: otel-role-binding-istio-monitor
+roleRef:
+ apiGroup: rbac.authorization.k8s.io
+ kind: ClusterRole
+ name: otel-role-istio-monitor
+subjects:
+ - kind: ServiceAccount
+ name: otel-sa-istio-monitor
+ namespace: ${NAMESPACE}
diff --git a/deploy/platform/kubernetes/feature-kubernetes-monitor/open-telemetry.yaml b/deploy/platform/kubernetes/feature-kubernetes-monitor/open-telemetry.yaml
index 1a45e96..ba92040 100644
--- a/deploy/platform/kubernetes/feature-kubernetes-monitor/open-telemetry.yaml
+++ b/deploy/platform/kubernetes/feature-kubernetes-monitor/open-telemetry.yaml
@@ -41,40 +41,6 @@ data:
prometheus:
config:
scrape_configs:
- # @feature: kubernetes-monitor; configuration to scrape Kubernetes Pods metrics
- - job_name: kubernetes-pods
- kubernetes_sd_configs:
- - role: pod
- relabel_configs:
- - source_labels: []
- target_label: cluster
- replacement: skywalking-showcase
- - action: keep
- regex: true
- source_labels:
- - __meta_kubernetes_pod_annotation_prometheus_io_scrape
- - action: replace
- regex: (.+)
- source_labels:
- - __meta_kubernetes_pod_annotation_prometheus_io_path
- target_label: __metrics_path__
- - action: replace
- regex: ([^:]+)(?::\d+)?;(\d+)
- replacement: $$1:$$2
- source_labels:
- - __address__
- - __meta_kubernetes_pod_annotation_prometheus_io_port
- target_label: __address__
- - action: labelmap
- regex: __meta_kubernetes_pod_label_(.+)
- - action: replace
- source_labels:
- - __meta_kubernetes_namespace
- target_label: kubernetes_namespace
- - action: replace
- source_labels:
- - __meta_kubernetes_pod_name
- target_label: kubernetes_pod_name
# @feature: kubernetes-monitor; configuration to scrape Kubernetes Nodes metrics
- job_name: 'kubernetes-cadvisor'
scheme: https
diff --git a/docs/readme.md b/docs/readme.md
index d17d1f8..1b648d2 100644
--- a/docs/readme.md
+++ b/docs/readme.md
@@ -83,6 +83,7 @@ Currently, the features supported are:
| `vm` | Start 2 virtual machines and export their metrics to SkyWalking. | The "virtual machines" are mimicked by Docker containers or Pods. |
| `als` | Start microservices WITHOUT SkyWalking agent enabled, and configure SkyWalking to analyze the topology and metrics from their access logs. | Command `istioctl` is required to run this feature. The agentless microservices will be running at namespace `${NAMESPACE}-agentless` |
| `kubernetes-monitor` | Deploy OpenTelemetry and export Kubernetes monitoring metrics to SkyWalking for analysis and display on UI. | |
+| `istiod-monitor` | Deploy OpenTelemetry and export Istio control plane metrics to SkyWalking for analysis and display on UI. | |
| `event` | Deploy tools to trigger events, and SkyWalking Kubernetes event exporter to export events into SkyWalking. | |
### Kubernetes