# create amazon-cloudwatch namespace
apiVersion: v1
kind: Namespace
metadata:
name: amazon-cloudwatch
labels:
name: amazon-cloudwatch
---
# create cwagent service account and role binding
apiVersion: v1
kind: ServiceAccount
metadata:
name: cloudwatch-agent
namespace: amazon-cloudwatch
---
kind: ClusterRole
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: cloudwatch-agent-role
rules:
- apiGroups: [""]
resources: ["pods", "nodes", "endpoints"]
verbs: ["list", "watch"]
- apiGroups: ["apps"]
resources: ["replicasets"]
verbs: ["list", "watch"]
- apiGroups: ["batch"]
resources: ["jobs"]
verbs: ["list", "watch"]
- apiGroups: [""]
resources: ["nodes/proxy"]
verbs: ["get"]
- apiGroups: [""]
resources: ["nodes/stats", "configmaps", "events"]
verbs: ["create"]
- apiGroups: [""]
resources: ["configmaps"]
resourceNames: ["cwagent-clusterleader"]
verbs: ["get","update"]
---
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
name: cloudwatch-agent-role-binding
subjects:
- kind: ServiceAccount
name: cloudwatch-agent
namespace: amazon-cloudwatch
roleRef:
kind: ClusterRole
name: cloudwatch-agent-role
apiGroup: rbac.authorization.k8s.io
---
# create configmap for cwagent config
apiVersion: v1
data:
# Configuration is in Json format. No matter what configure change you make,
# please keep the Json blob valid.
cwagentconfig.json: |
{
"agent": {
"region": "{{region_name}}"
},
"logs": {
"metrics_collected": {
"kubernetes": {
"cluster_name": "{{cluster_name}}",
"metrics_collection_interval": 60
}
},
"force_flush_interval": 5
}
}
kind: ConfigMap
metadata:
name: cwagentconfig
namespace: amazon-cloudwatch
---
# deploy cwagent as daemonset
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: cloudwatch-agent
namespace: amazon-cloudwatch
spec:
selector:
matchLabels:
name: cloudwatch-agent
template:
metadata:
labels:
name: cloudwatch-agent
spec:
containers:
- name: cloudwatch-agent
image: public.ecr.aws/cloudwatch-agent/cloudwatch-agent:1.247360.0b252689
#ports:
# - containerPort: 8125
# hostPort: 8125
# protocol: UDP
resources:
limits:
cpu: 200m
memory: 200Mi
requests:
cpu: 200m
memory: 200Mi
# Please don't change below envs
env:
- name: HOST_IP
valueFrom:
fieldRef:
fieldPath: status.hostIP
- name: HOST_NAME
valueFrom:
fieldRef:
fieldPath: spec.nodeName
- name: K8S_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
- name: CI_VERSION
value: "k8s/1.3.16"
# Please don't change the mountPath
volumeMounts:
- name: cwagentconfig
mountPath: /etc/cwagentconfig
- name: rootfs
mountPath: /rootfs
readOnly: true
- name: dockersock
mountPath: /var/run/docker.sock
readOnly: true
- name: varlibdocker
mountPath: /var/lib/docker
readOnly: true
- name: containerdsock
mountPath: /run/containerd/containerd.sock
readOnly: true
- name: sys
mountPath: /sys
readOnly: true
- name: devdisk
mountPath: /dev/disk
readOnly: true
nodeSelector:
kubernetes.io/os: linux
volumes:
- name: cwagentconfig
configMap:
name: cwagentconfig
- name: rootfs
hostPath:
path: /
- name: dockersock
hostPath:
path: /var/run/docker.sock
- name: varlibdocker
hostPath:
path: /var/lib/docker
- name: containerdsock
hostPath:
path: /run/containerd/containerd.sock
- name: sys
hostPath:
path: /sys
- name: devdisk
hostPath:
path: /dev/disk/
terminationGracePeriodSeconds: 60
serviceAccountName: cloudwatch-agent
---
# create configmap for cluster name and aws region for CloudWatch Logs
# need to replace the placeholders {{cluster_name}} and {{region_name}}
apiVersion: v1
data:
cluster.name: {{cluster_name}}
logs.region: {{region_name}}
kind: ConfigMap
metadata:
name: cluster-info
namespace: amazon-cloudwatch
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: fluentd
namespace: amazon-cloudwatch
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
name: fluentd-role
rules:
- apiGroups: [""]
resources:
- namespaces
- pods
- pods/logs
verbs: ["get", "list", "watch"]
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
name: fluentd-role-binding
roleRef:
apiGroup: rbac.authorization.k8s.io
kind: ClusterRole
name: fluentd-role
subjects:
- kind: ServiceAccount
name: fluentd
namespace: amazon-cloudwatch
---
apiVersion: v1
kind: ConfigMap
metadata:
name: fluentd-config
namespace: amazon-cloudwatch
labels:
k8s-app: fluentd-cloudwatch
data:
kubernetes.conf: |
kubernetes.conf
fluent.conf: |
@include containers.conf
@include systemd.conf
@include host.conf
@type null
containers.conf: |
@type tail
@id in_tail_container_logs
@label @containers
path /var/log/containers/*.log
exclude_path ["/var/log/containers/cloudwatch-agent*", "/var/log/containers/fluentd*"]
pos_file /var/log/fluentd-containers.log.pos
tag *
read_from_head true
@type "#{ENV['FLUENT_CONTAINER_TAIL_PARSER_TYPE'] || 'json'}"
time_format %Y-%m-%dT%H:%M:%S.%N%:z
@type tail
@id in_tail_cwagent_logs
@label @cwagentlogs
path /var/log/containers/cloudwatch-agent*
pos_file /var/log/cloudwatch-agent.log.pos
tag *
read_from_head true
@type json
time_format %Y-%m-%dT%H:%M:%S.%NZ
@type tail
@id in_tail_fluentd_logs
@label @fluentdlogs
path /var/log/containers/fluentd*
pos_file /var/log/fluentd.log.pos
tag *
read_from_head true
@type json
time_format %Y-%m-%dT%H:%M:%S.%NZ
systemd.conf: |
@type systemd
@id in_systemd_kubelet
@label @systemd
filters [{ "_SYSTEMD_UNIT": "kubelet.service" }]
field_map {"MESSAGE": "message", "_HOSTNAME": "hostname", "_SYSTEMD_UNIT": "systemd_unit"}
field_map_strict true
path /var/log/journal
@type local
persistent true
path /var/log/fluentd-journald-kubelet-pos.json
read_from_head true
tag kubelet.service
@type systemd
@id in_systemd_kubeproxy
@label @systemd
filters [{ "_SYSTEMD_UNIT": "kubeproxy.service" }]
field_map {"MESSAGE": "message", "_HOSTNAME": "hostname", "_SYSTEMD_UNIT": "systemd_unit"}
field_map_strict true
path /var/log/journal
@type local
persistent true
path /var/log/fluentd-journald-kubeproxy-pos.json
read_from_head true
tag kubeproxy.service
@type systemd
@id in_systemd_docker
@label @systemd
filters [{ "_SYSTEMD_UNIT": "docker.service" }]
field_map {"MESSAGE": "message", "_HOSTNAME": "hostname", "_SYSTEMD_UNIT": "systemd_unit"}
field_map_strict true
path /var/log/journal
@type local
persistent true
path /var/log/fluentd-journald-docker-pos.json
read_from_head true
tag docker.service
host.conf: |
@type tail
@id in_tail_dmesg
@label @hostlogs
path /var/log/dmesg
pos_file /var/log/dmesg.log.pos
tag host.dmesg
read_from_head true
@type syslog
@type tail
@id in_tail_secure
@label @hostlogs
path /var/log/secure
pos_file /var/log/secure.log.pos
tag host.secure
read_from_head true
@type syslog
@type tail
@id in_tail_messages
@label @hostlogs
path /var/log/messages
pos_file /var/log/messages.log.pos
tag host.messages
read_from_head true
@type syslog
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: fluentd-cloudwatch
namespace: amazon-cloudwatch
spec:
selector:
matchLabels:
k8s-app: fluentd-cloudwatch
template:
metadata:
labels:
k8s-app: fluentd-cloudwatch
annotations:
configHash: 8915de4cf9c3551a8dc74c0137a3e83569d28c71044b0359c2578d2e0461825
spec:
serviceAccountName: fluentd
terminationGracePeriodSeconds: 30
# Because the image's entrypoint requires to write on /fluentd/etc but we mount configmap there which is read-only,
# this initContainers workaround or other is needed.
# See https://github.com/fluent/fluentd-kubernetes-daemonset/issues/90
initContainers:
- name: copy-fluentd-config
image: busybox
command: ['sh', '-c', 'cp /config-volume/..data/* /fluentd/etc']
volumeMounts:
- name: config-volume
mountPath: /config-volume
- name: fluentdconf
mountPath: /fluentd/etc
- name: update-log-driver
image: busybox
command: ['sh','-c','']
containers:
- name: fluentd-cloudwatch
image: fluent/fluentd-kubernetes-daemonset:v1.7.3-debian-cloudwatch-1.0
env:
- name: AWS_REGION
valueFrom:
configMapKeyRef:
name: cluster-info
key: logs.region
- name: CLUSTER_NAME
valueFrom:
configMapKeyRef:
name: cluster-info
key: cluster.name
- name: CI_VERSION
value: "k8s/1.3.16"
- name: FLUENT_CONTAINER_TAIL_PARSER_TYPE
value: /^(?