Merge pull request #2763 from ameukam/update_efk_stack
Update efk stack
This commit is contained in:
Rong Zhang
GitHub
commit
2ef05fb3b7
9 changed files with 263 additions and 126 deletions
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@ -132,14 +132,14 @@ kubednsautoscaler_image_repo: "gcr.io/google_containers/cluster-proportional-aut
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kubednsautoscaler_image_tag: "{{ kubednsautoscaler_version }}"
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test_image_repo: busybox
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test_image_tag: latest
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elasticsearch_version: "v2.4.1"
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elasticsearch_image_repo: "gcr.io/google_containers/elasticsearch"
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elasticsearch_version: "v5.6.4"
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elasticsearch_image_repo: "k8s.gcr.io/elasticsearch"
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elasticsearch_image_tag: "{{ elasticsearch_version }}"
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fluentd_version: "1.22"
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fluentd_image_repo: "gcr.io/google_containers/fluentd-elasticsearch"
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fluentd_version: "v2.0.4"
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fluentd_image_repo: "k8s.gcr.io/fluentd-elasticsearch"
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fluentd_image_tag: "{{ fluentd_version }}"
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kibana_version: "v4.6.1"
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kibana_image_repo: "gcr.io/google_containers/kibana"
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kibana_version: "5.6.4"
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kibana_image_repo: "docker.elastic.co/kibana/kibana"
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kibana_image_tag: "{{ kibana_version }}"
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helm_version: "v2.9.1"
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helm_image_repo: "lachlanevenson/k8s-helm"
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@ -1,9 +1,12 @@
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---
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kind: ClusterRoleBinding
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apiVersion: rbac.authorization.k8s.io/v1beta1
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apiVersion: rbac.authorization.k8s.io/v1
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metadata:
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name: efk
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namespace: kube-system
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labels:
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kubernetes.io/cluster-service: "true"
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addonmanager.kubernetes.io/mode: Reconcile
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subjects:
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- kind: ServiceAccount
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name: efk
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@ -6,3 +6,4 @@ metadata:
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namespace: kube-system
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labels:
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kubernetes.io/cluster-service: "true"
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addonmanager.kubernetes.io/mode: Reconcile
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@ -1,15 +1,17 @@
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---
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# https://raw.githubusercontent.com/kubernetes/kubernetes/v1.5.2/cluster/addons/fluentd-elasticsearch/es-controller.yaml
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apiVersion: extensions/v1beta1
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kind: Deployment
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# https://raw.githubusercontent.com/kubernetes/kubernetes/v1.10.2/cluster/addons/fluentd-elasticsearch/es-statefulset.yaml
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apiVersion: apps/v1
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kind: StatefulSet
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metadata:
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name: elasticsearch-logging-v1
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name: elasticsearch-logging
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namespace: kube-system
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labels:
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k8s-app: elasticsearch-logging
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version: "{{ elasticsearch_image_tag }}"
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kubernetes.io/cluster-service: "true"
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addonmanager.kubernetes.io/mode: Reconcile
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spec:
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serviceName: elasticsearch-logging
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replicas: 2
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selector:
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matchLabels:
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@ -53,4 +55,10 @@ spec:
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{% if rbac_enabled %}
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serviceAccountName: efk
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{% endif %}
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initContainers:
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- image: alpine:3.6
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command: ["/sbin/sysctl", "-w", "vm.max_map_count=262144"]
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name: elasticsearch-logging-init
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securityContext:
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privileged: true
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@ -1,7 +1,7 @@
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---
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fluentd_cpu_limit: 0m
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fluentd_mem_limit: 200Mi
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fluentd_mem_limit: 500Mi
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fluentd_cpu_requests: 100m
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fluentd_mem_requests: 200Mi
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fluentd_config_dir: /etc/kubernetes/fluentd
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fluentd_config_file: fluentd.conf
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fluentd_config_dir: /etc/fluent/config.d
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# fluentd_config_file: fluentd.conf
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@ -1,10 +1,19 @@
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---
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# https://raw.githubusercontent.com/kubernetes/kubernetes/release-1.10/cluster/addons/fluentd-elasticsearch/fluentd-es-configmap.yaml
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: fluentd-config
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namespace: "kube-system"
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labels:
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addonmanager.kubernetes.io/mode: Reconcile
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data:
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{{ fluentd_config_file }}: |
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system.conf: |-
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<system>
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root_dir /tmp/fluentd-buffers/
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</system>
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containers.input.conf: |-
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# This configuration file for Fluentd / td-agent is used
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# to watch changes to Docker log files. The kubelet creates symlinks that
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# capture the pod name, namespace, container name & Docker container ID
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@ -18,7 +27,6 @@ data:
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# See https://github.com/uken/fluent-plugin-elasticsearch &
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# https://github.com/fabric8io/fluent-plugin-kubernetes_metadata_filter for
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# more information about the plugins.
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# Maintainer: Jimmi Dyson <jimmidyson@gmail.com>
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#
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# Example
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# =======
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@ -99,63 +107,87 @@ data:
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# This makes it easier for users to search for logs by pod name or by
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# the name of the Kubernetes container regardless of how many times the
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# Kubernetes pod has been restarted (resulting in a several Docker container IDs).
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#
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# TODO: Propagate the labels associated with a container along with its logs
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# so users can query logs using labels as well as or instead of the pod name
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# and container name. This is simply done via configuration of the Kubernetes
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# fluentd plugin but requires secrets to be enabled in the fluent pod. This is a
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# problem yet to be solved as secrets are not usable in static pods which the fluentd
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# pod must be until a per-node controller is available in Kubernetes.
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# Prevent fluentd from handling records containing its own logs. Otherwise
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# it can lead to an infinite loop, when error in sending one message generates
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# another message which also fails to be sent and so on.
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<match fluent.**>
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type null
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</match>
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# Example:
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# Json Log Example:
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# {"log":"[info:2016-02-16T16:04:05.930-08:00] Some log text here\n","stream":"stdout","time":"2016-02-17T00:04:05.931087621Z"}
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# CRI Log Example:
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# 2016-02-17T00:04:05.931087621Z stdout F [info:2016-02-16T16:04:05.930-08:00] Some log text here
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<source>
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type tail
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@id fluentd-containers.log
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@type tail
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path /var/log/containers/*.log
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pos_file /var/log/es-containers.log.pos
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time_format %Y-%m-%dT%H:%M:%S.%NZ
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tag kubernetes.*
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format json
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tag raw.kubernetes.*
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read_from_head true
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<parse>
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@type multi_format
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<pattern>
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format json
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time_key time
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time_format %Y-%m-%dT%H:%M:%S.%NZ
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</pattern>
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<pattern>
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format /^(?<time>.+) (?<stream>stdout|stderr) [^ ]* (?<log>.*)$/
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time_format %Y-%m-%dT%H:%M:%S.%N%:z
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</pattern>
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</parse>
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</source>
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# Detect exceptions in the log output and forward them as one log entry.
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<match raw.kubernetes.**>
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@id raw.kubernetes
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@type detect_exceptions
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remove_tag_prefix raw
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message log
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stream stream
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multiline_flush_interval 5
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max_bytes 500000
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max_lines 1000
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</match>
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system.input.conf: |-
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# Example:
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# 2015-12-21 23:17:22,066 [salt.state ][INFO ] Completed state [net.ipv4.ip_forward] at time 23:17:22.066081
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<source>
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type tail
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@id minion
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@type tail
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format /^(?<time>[^ ]* [^ ,]*)[^\[]*\[[^\]]*\]\[(?<severity>[^ \]]*) *\] (?<message>.*)$/
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time_format %Y-%m-%d %H:%M:%S
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path /var/log/salt/minion
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pos_file /var/log/es-salt.pos
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pos_file /var/log/salt.pos
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tag salt
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</source>
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# Example:
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# Dec 21 23:17:22 gke-foo-1-1-4b5cbd14-node-4eoj startupscript: Finished running startup script /var/run/google.startup.script
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<source>
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type tail
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@id startupscript.log
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@type tail
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format syslog
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path /var/log/startupscript.log
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pos_file /var/log/es-startupscript.log.pos
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tag startupscript
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</source>
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# Examples:
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# time="2016-02-04T06:51:03.053580605Z" level=info msg="GET /containers/json"
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# time="2016-02-04T07:53:57.505612354Z" level=error msg="HTTP Error" err="No such image: -f" statusCode=404
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# TODO(random-liu): Remove this after cri container runtime rolls out.
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<source>
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type tail
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@id docker.log
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@type tail
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format /^time="(?<time>[^)]*)" level=(?<severity>[^ ]*) msg="(?<message>[^"]*)"( err="(?<error>[^"]*)")?( statusCode=($<status_code>\d+))?/
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path /var/log/docker.log
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pos_file /var/log/es-docker.log.pos
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tag docker
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</source>
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# Example:
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# 2016/02/04 06:52:38 filePurge: successfully removed file /var/etcd/data/member/wal/00000000000006d0-00000000010a23d1.wal
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<source>
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type tail
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@id etcd.log
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@type tail
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# Not parsing this, because it doesn't have anything particularly useful to
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# parse out of it (like severities).
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format none
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@ -163,13 +195,16 @@ data:
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pos_file /var/log/es-etcd.log.pos
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tag etcd
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</source>
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# Multi-line parsing is required for all the kube logs because very large log
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# statements, such as those that include entire object bodies, get split into
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# multiple lines by glog.
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# Example:
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# I0204 07:32:30.020537 3368 server.go:1048] POST /stats/container/: (13.972191ms) 200 [[Go-http-client/1.1] 10.244.1.3:40537]
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<source>
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type tail
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@id kubelet.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -179,10 +214,12 @@ data:
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pos_file /var/log/es-kubelet.log.pos
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tag kubelet
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</source>
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# Example:
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# I1118 21:26:53.975789 6 proxier.go:1096] Port "nodePort for kube-system/default-http-backend:http" (:31429/tcp) was open before and is still needed
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<source>
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type tail
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@id kube-proxy.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -192,10 +229,12 @@ data:
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pos_file /var/log/es-kube-proxy.log.pos
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tag kube-proxy
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</source>
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# Example:
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# I0204 07:00:19.604280 5 handlers.go:131] GET /api/v1/nodes: (1.624207ms) 200 [[kube-controller-manager/v1.1.3 (linux/amd64) kubernetes/6a81b50] 127.0.0.1:38266]
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<source>
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type tail
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@id kube-apiserver.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -205,10 +244,12 @@ data:
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pos_file /var/log/es-kube-apiserver.log.pos
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tag kube-apiserver
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</source>
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# Example:
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# I0204 06:55:31.872680 5 servicecontroller.go:277] LB already exists and doesn't need update for service kube-system/kube-ui
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<source>
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type tail
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@id kube-controller-manager.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -218,10 +259,12 @@ data:
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pos_file /var/log/es-kube-controller-manager.log.pos
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tag kube-controller-manager
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</source>
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# Example:
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# W0204 06:49:18.239674 7 reflector.go:245] pkg/scheduler/factory/factory.go:193: watch of *api.Service ended with: 401: The event in requested index is outdated and cleared (the requested history has been cleared [2578313/2577886]) [2579312]
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<source>
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type tail
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@id kube-scheduler.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -231,10 +274,12 @@ data:
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pos_file /var/log/es-kube-scheduler.log.pos
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tag kube-scheduler
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</source>
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# Example:
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# I1104 10:36:20.242766 5 rescheduler.go:73] Running Rescheduler
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<source>
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type tail
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@id rescheduler.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -244,10 +289,12 @@ data:
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pos_file /var/log/es-rescheduler.log.pos
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tag rescheduler
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</source>
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# Example:
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# I0603 15:31:05.793605 6 cluster_manager.go:230] Reading config from path /etc/gce.conf
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<source>
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type tail
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@id glbc.log
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@type tail
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format multiline
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multiline_flush_interval 5s
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format_firstline /^\w\d{4}/
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@ -257,10 +304,12 @@ data:
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pos_file /var/log/es-glbc.log.pos
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tag glbc
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</source>
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|
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# Example:
|
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# I0603 15:31:05.793605 6 cluster_manager.go:230] Reading config from path /etc/gce.conf
|
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<source>
|
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type tail
|
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@id cluster-autoscaler.log
|
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@type tail
|
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format multiline
|
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multiline_flush_interval 5s
|
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format_firstline /^\w\d{4}/
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@ -270,59 +319,123 @@ data:
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pos_file /var/log/es-cluster-autoscaler.log.pos
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tag cluster-autoscaler
|
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</source>
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# Logs from systemd-journal for interesting services.
|
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# TODO(random-liu): Remove this after cri container runtime rolls out.
|
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<source>
|
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@id journald-docker
|
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@type systemd
|
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filters [{ "_SYSTEMD_UNIT": "docker.service" }]
|
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<storage>
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@type local
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persistent true
|
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</storage>
|
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read_from_head true
|
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tag docker
|
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</source>
|
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|
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# <source>
|
||||
# @id journald-container-runtime
|
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# @type systemd
|
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# filters [{ "_SYSTEMD_UNIT": "{% raw %}{{ container_runtime }} {% endraw %}.service" }]
|
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# <storage>
|
||||
# @type local
|
||||
# persistent true
|
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# </storage>
|
||||
# read_from_head true
|
||||
# tag container-runtime
|
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# </source>
|
||||
|
||||
<source>
|
||||
@id journald-kubelet
|
||||
@type systemd
|
||||
filters [{ "_SYSTEMD_UNIT": "kubelet.service" }]
|
||||
<storage>
|
||||
@type local
|
||||
persistent true
|
||||
</storage>
|
||||
read_from_head true
|
||||
tag kubelet
|
||||
</source>
|
||||
|
||||
<source>
|
||||
@id journald-node-problem-detector
|
||||
@type systemd
|
||||
filters [{ "_SYSTEMD_UNIT": "node-problem-detector.service" }]
|
||||
<storage>
|
||||
@type local
|
||||
persistent true
|
||||
</storage>
|
||||
read_from_head true
|
||||
tag node-problem-detector
|
||||
</source>
|
||||
|
||||
forward.input.conf: |-
|
||||
# Takes the messages sent over TCP
|
||||
<source>
|
||||
@type forward
|
||||
</source>
|
||||
|
||||
monitoring.conf: |-
|
||||
# Prometheus Exporter Plugin
|
||||
# input plugin that exports metrics
|
||||
<source>
|
||||
@type prometheus
|
||||
</source>
|
||||
|
||||
<source>
|
||||
@type monitor_agent
|
||||
</source>
|
||||
|
||||
# input plugin that collects metrics from MonitorAgent
|
||||
<source>
|
||||
@type prometheus_monitor
|
||||
<labels>
|
||||
host ${hostname}
|
||||
</labels>
|
||||
</source>
|
||||
|
||||
# input plugin that collects metrics for output plugin
|
||||
<source>
|
||||
@type prometheus_output_monitor
|
||||
<labels>
|
||||
host ${hostname}
|
||||
</labels>
|
||||
</source>
|
||||
|
||||
# input plugin that collects metrics for in_tail plugin
|
||||
<source>
|
||||
@type prometheus_tail_monitor
|
||||
<labels>
|
||||
host ${hostname}
|
||||
</labels>
|
||||
</source>
|
||||
|
||||
output.conf: |-
|
||||
# Enriches records with Kubernetes metadata
|
||||
<filter kubernetes.**>
|
||||
type kubernetes_metadata
|
||||
@type kubernetes_metadata
|
||||
</filter>
|
||||
## Prometheus Exporter Plugin
|
||||
## input plugin that exports metrics
|
||||
#<source>
|
||||
# type prometheus
|
||||
#</source>
|
||||
#<source>
|
||||
# type monitor_agent
|
||||
#</source>
|
||||
#<source>
|
||||
# type forward
|
||||
#</source>
|
||||
## input plugin that collects metrics from MonitorAgent
|
||||
#<source>
|
||||
# @type prometheus_monitor
|
||||
# <labels>
|
||||
# host ${hostname}
|
||||
# </labels>
|
||||
#</source>
|
||||
## input plugin that collects metrics for output plugin
|
||||
#<source>
|
||||
# @type prometheus_output_monitor
|
||||
# <labels>
|
||||
# host ${hostname}
|
||||
# </labels>
|
||||
#</source>
|
||||
## input plugin that collects metrics for in_tail plugin
|
||||
#<source>
|
||||
# @type prometheus_tail_monitor
|
||||
# <labels>
|
||||
# host ${hostname}
|
||||
# </labels>
|
||||
#</source>
|
||||
|
||||
<match **>
|
||||
type elasticsearch
|
||||
user "#{ENV['FLUENT_ELASTICSEARCH_USER']}"
|
||||
password "#{ENV['FLUENT_ELASTICSEARCH_PASSWORD']}"
|
||||
log_level info
|
||||
@id elasticsearch
|
||||
@type elasticsearch
|
||||
@log_level info
|
||||
include_tag_key true
|
||||
host elasticsearch-logging
|
||||
port 9200
|
||||
logstash_format true
|
||||
# Set the chunk limit the same as for fluentd-gcp.
|
||||
buffer_chunk_limit 2M
|
||||
# Cap buffer memory usage to 2MiB/chunk * 32 chunks = 64 MiB
|
||||
buffer_queue_limit 32
|
||||
<buffer>
|
||||
@type file
|
||||
path /var/log/fluentd-buffers/kubernetes.system.buffer
|
||||
flush_mode interval
|
||||
retry_type exponential_backoff
|
||||
flush_thread_count 2
|
||||
flush_interval 5s
|
||||
# Never wait longer than 5 minutes between retries.
|
||||
max_retry_wait 30
|
||||
# Disable the limit on the number of retries (retry forever).
|
||||
disable_retry_limit
|
||||
# Use multiple threads for processing.
|
||||
num_threads 8
|
||||
retry_forever
|
||||
retry_max_interval 30
|
||||
chunk_limit_size 2M
|
||||
queue_limit_length 8
|
||||
overflow_action block
|
||||
</buffer>
|
||||
</match>
|
||||
|
|
@ -1,32 +1,42 @@
|
|||
---
|
||||
# https://raw.githubusercontent.com/kubernetes/kubernetes/v1.5.2/cluster/addons/fluentd-elasticsearch/es-controller.yaml
|
||||
apiVersion: extensions/v1beta1
|
||||
# https://raw.githubusercontent.com/kubernetes/kubernetes/v1.10.2/cluster/addons/fluentd-elasticsearch/fluentd-es-ds.yaml
|
||||
apiVersion: apps/v1
|
||||
kind: DaemonSet
|
||||
metadata:
|
||||
name: "fluentd-es-v{{ fluentd_version }}"
|
||||
name: "fluentd-es-{{ fluentd_version }}"
|
||||
namespace: "kube-system"
|
||||
labels:
|
||||
k8s-app: fluentd-es
|
||||
version: "{{ fluentd_version }}"
|
||||
kubernetes.io/cluster-service: "true"
|
||||
version: "v{{ fluentd_version }}"
|
||||
addonmanager.kubernetes.io/mode: Reconcile
|
||||
spec:
|
||||
selector:
|
||||
matchLabels:
|
||||
k8s-app: fluentd-es
|
||||
version: "{{ fluentd_version }}"
|
||||
template:
|
||||
metadata:
|
||||
labels:
|
||||
k8s-app: fluentd-es
|
||||
kubernetes.io/cluster-service: "true"
|
||||
version: "v{{ fluentd_version }}"
|
||||
version: "{{ fluentd_version }}"
|
||||
# This annotation ensures that fluentd does not get evicted if the node
|
||||
# supports critical pod annotation based priority scheme.
|
||||
# Note that this does not guarantee admission on the nodes (#40573).
|
||||
annotations:
|
||||
scheduler.alpha.kubernetes.io/critical-pod: ''
|
||||
spec:
|
||||
tolerations:
|
||||
- effect: NoSchedule
|
||||
operator: Exists
|
||||
priorityClassName: system-node-critical
|
||||
{% if rbac_enabled %}
|
||||
serviceAccountName: efk
|
||||
{% endif %}
|
||||
containers:
|
||||
- name: fluentd-es
|
||||
image: "{{ fluentd_image_repo }}:{{ fluentd_image_tag }}"
|
||||
command:
|
||||
- '/bin/sh'
|
||||
- '-c'
|
||||
- '/usr/sbin/td-agent -c {{ fluentd_config_dir }}/{{ fluentd_config_file}} 2>&1 >> /var/log/fluentd.log'
|
||||
env:
|
||||
- name: FLUENTD_ARGS
|
||||
value: "--no-supervisor -q"
|
||||
resources:
|
||||
limits:
|
||||
{% if fluentd_cpu_limit is defined and fluentd_cpu_limit != "0m" %}
|
||||
|
|
@ -39,22 +49,21 @@ spec:
|
|||
volumeMounts:
|
||||
- name: varlog
|
||||
mountPath: /var/log
|
||||
- name: dockercontainers
|
||||
- name: varlibdockercontainers
|
||||
mountPath: "{{ docker_daemon_graph }}/containers"
|
||||
readOnly: true
|
||||
- name: config
|
||||
- name: config-volume
|
||||
mountPath: "{{ fluentd_config_dir }}"
|
||||
nodeSelector:
|
||||
beta.kubernetes.io/fluentd-ds-ready: "true"
|
||||
terminationGracePeriodSeconds: 30
|
||||
volumes:
|
||||
- name: varlog
|
||||
hostPath:
|
||||
path: /var/log
|
||||
- name: dockercontainers
|
||||
- name: varlibdockercontainers
|
||||
hostPath:
|
||||
path: {{ docker_daemon_graph }}/containers
|
||||
- name: config
|
||||
- name: config-volume
|
||||
configMap:
|
||||
name: fluentd-config
|
||||
{% if rbac_enabled %}
|
||||
serviceAccountName: efk
|
||||
{% endif %}
|
||||
|
|
|
|||
|
|
@ -4,3 +4,4 @@ kibana_mem_limit: 0M
|
|||
kibana_cpu_requests: 100m
|
||||
kibana_mem_requests: 0M
|
||||
kibana_service_port: 5601
|
||||
kibana_base_url: "/api/v1/namespaces/kube-system/services/kibana-logging/proxy"
|
||||
|
|
|
|||
|
|
@ -1,6 +1,6 @@
|
|||
---
|
||||
# https://raw.githubusercontent.com/kubernetes/kubernetes/v1.5.2/cluster/addons/fluentd-kibana/kibana-controller.yaml
|
||||
apiVersion: extensions/v1beta1
|
||||
# https://raw.githubusercontent.com/kubernetes/kubernetes/release-1.10/cluster/addons/fluentd-elasticsearch/kibana-deployment.yaml
|
||||
apiVersion: apps/v1
|
||||
kind: Deployment
|
||||
metadata:
|
||||
name: kibana-logging
|
||||
|
|
@ -36,10 +36,12 @@ spec:
|
|||
env:
|
||||
- name: "ELASTICSEARCH_URL"
|
||||
value: "http://elasticsearch-logging:{{ elasticsearch_service_port }}"
|
||||
{% if kibana_base_url is defined and kibana_base_url != "" %}
|
||||
- name: "KIBANA_BASE_URL"
|
||||
- name: "SERVER_BASEPATH"
|
||||
value: "{{ kibana_base_url }}"
|
||||
{% endif %}
|
||||
- name: XPACK_MONITORING_ENABLED
|
||||
value: "false"
|
||||
- name: XPACK_SECURITY_ENABLED
|
||||
value: "false"
|
||||
ports:
|
||||
- containerPort: 5601
|
||||
name: ui
|
||||
|
|
|
|||
Loading…
Reference in a new issue