Add and enable aws for fluent bit health check

[PettitWesley]

Description of changes

Copied from here with permission: https://github.com/aws/eks-charts/pull/947/files

Checklist

• Added/modified documentation as required (such as the README.md for modified charts)
• Incremented the chart version in Chart.yaml for the modified chart(s)
• Manually tested. Describe what testing was done in the testing section below
• Make sure the title of the PR is a good description that can go into the release notes

Testing

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[PettitWesley]

Testing info:

---
# Source: aws-for-fluent-bit/templates/serviceaccount.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
  name: aws-for-fluent-bit
  namespace: default
  labels:
    helm.sh/chart: aws-for-fluent-bit-0.1.28
    app.kubernetes.io/name: aws-for-fluent-bit
    app.kubernetes.io/instance: aws-for-fluent-bit
    app.kubernetes.io/version: "2.31.11"
    app.kubernetes.io/managed-by: Helm
---
# Source: aws-for-fluent-bit/templates/configmap.yaml
apiVersion: v1
kind: ConfigMap
metadata:
  name: aws-for-fluent-bit
  namespace: default
  labels:
    helm.sh/chart: aws-for-fluent-bit-0.1.28
    app.kubernetes.io/name: aws-for-fluent-bit
    app.kubernetes.io/instance: aws-for-fluent-bit
    app.kubernetes.io/version: "2.31.11"
    app.kubernetes.io/managed-by: Helm
data:
  fluent-bit.conf: |
    [SERVICE]
        HTTP_Server  On
        HTTP_Listen  0.0.0.0
        HTTP_PORT    2020
        Health_Check On 
        HC_Errors_Count 5 
        HC_Retry_Failure_Count 5 
        HC_Period 5 
        
        Parsers_File /fluent-bit/parsers/parsers.conf
    [INPUT]
        Name              tail
        Tag               kube.*
        Path              /var/log/containers/*.log
        DB                /var/log/flb_kube.db
        Parser            docker
        Docker_Mode       On
        Mem_Buf_Limit     5MB
        Skip_Long_Lines   On
        Refresh_Interval  10
    [FILTER]
        Name                kubernetes
        Match               kube.*
        Kube_URL            https://kubernetes.default.svc.cluster.local:443
        Merge_Log           On
        Merge_Log_Key       data
        Keep_Log            On
        K8S-Logging.Parser  On
        K8S-Logging.Exclude On
        Buffer_Size         32k
    [OUTPUT]
        Name                  cloudwatch_logs
        Match                 *
        region                us-east-1
        log_group_name        /aws/eks/fluentbit-cloudwatch/logs
        log_group_template    /aws/eks/fluentbit-cloudwatch/workload/$kubernetes['namespace_name']
        log_stream_prefix     fluentbit-
        log_stream_template   $kubernetes['pod_name'].$kubernetes['container_name']
        auto_create_group     true
---
# Source: aws-for-fluent-bit/templates/clusterrole.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: aws-for-fluent-bit
rules:
  - apiGroups: [""]
    resources:
      - namespaces
      - pods
      - pods/logs
      - nodes
      - nodes/proxy
    verbs: ["get", "list", "watch"]
  - apiGroups: ["policy"]
    resources: ["podsecuritypolicies"]
    verbs: ["use"]
    resourceNames:
      - aws-for-fluent-bit
---
# Source: aws-for-fluent-bit/templates/clusterrolebinding.yaml
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: aws-for-fluent-bit
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: aws-for-fluent-bit
subjects:
  - kind: ServiceAccount
    name: aws-for-fluent-bit
    namespace: default
---
# Source: aws-for-fluent-bit/templates/service.yaml
apiVersion: v1
kind: Service
metadata:
  labels:
    helm.sh/chart: aws-for-fluent-bit-0.1.28
    app.kubernetes.io/name: aws-for-fluent-bit
    app.kubernetes.io/instance: aws-for-fluent-bit
    app.kubernetes.io/version: "2.31.11"
    app.kubernetes.io/managed-by: Helm
  name: aws-for-fluent-bit
  namespace: default
spec:
  ports:
  - name: monitor-agent
    port: 2020
    protocol: TCP
    targetPort: 2020
  selector:
    app.kubernetes.io/name: aws-for-fluent-bit
    app.kubernetes.io/instance: aws-for-fluent-bit
  sessionAffinity: None
  type: ClusterIP
---
# Source: aws-for-fluent-bit/templates/daemonset.yaml
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: aws-for-fluent-bit
  namespace: default
  labels:
    helm.sh/chart: aws-for-fluent-bit-0.1.28
    app.kubernetes.io/name: aws-for-fluent-bit
    app.kubernetes.io/instance: aws-for-fluent-bit
    app.kubernetes.io/version: "2.31.11"
    app.kubernetes.io/managed-by: Helm
spec:
  updateStrategy:
    type: RollingUpdate
  selector:
    matchLabels:
      app.kubernetes.io/name: aws-for-fluent-bit
      app.kubernetes.io/instance: aws-for-fluent-bit
  template:
    metadata:
      annotations:
        checksum/config: f02490ce05e9b48446db5d39b9480a0a5e713c8ee719bf5b6799d5e9a00aacb4
      labels:
        app.kubernetes.io/name: aws-for-fluent-bit
        app.kubernetes.io/instance: aws-for-fluent-bit
    spec:
      serviceAccountName: aws-for-fluent-bit
      dnsPolicy: ClusterFirst
      containers:
        - name: aws-for-fluent-bit
          imagePullPolicy: IfNotPresent
          image: "public.ecr.aws/aws-observability/aws-for-fluent-bit:2.31.11"
          volumeMounts:
            - name: fluentbit-config
              mountPath: /fluent-bit/etc/
            - mountPath: /var/log
              name: varlog
            - mountPath: /var/lib/docker/containers
              name: varlibdockercontainers
              readOnly: true
          resources:
            limits:
              memory: 250Mi
            requests:
              cpu: 50m
              memory: 50Mi
          livenessProbe:
            failureThreshold: 2
            httpGet:
              path: /api/v1/health
              port: 2020
              scheme: HTTP
            initialDelaySeconds: 30
            timeoutSeconds: 10
      volumes:
        - name: fluentbit-config
          configMap:
            name: aws-for-fluent-bit
        - hostPath:
            path: /var/log
          name: varlog
        - hostPath:
            path: /var/lib/docker/containers
          name: varlibdockercontainers