Outcold Solutions LLC

Monitoring OpenShift - Version 5

Collector configuration (OpenShift version 4.2.x and later)

You can find configurations for other versions of OpenShift by following this link Configuration Reference.

Download

collectorforopenshift.yaml

curl

$ curl -O https://www.outcoldsolutions.com/docs/monitoring-openshift/v5/configuration/4.2/collectorforopenshift.yaml

wget

$ wget https://www.outcoldsolutions.com/docs/monitoring-openshift/v5/configuration/4.2/collectorforopenshift.yaml

collectorforopenshift.yaml

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apiVersion: v1
kind: Project
metadata:
  labels:
    app: collectorforopenshift
  name: collectorforopenshift
  annotations:
    openshift.io/node-selector: ''
    openshift.io/description: 'Monitoring OpenShift in Splunk, built by Outcold Solutions'
    openshift.io/display-name: 'Collector for OpenShift'
---

apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
  name: configurations.collectord.io
spec:
  group: collectord.io
  versions:
    - name: v1
      served: true
      storage: true
      schema:
        openAPIV3Schema:
          type: object
          properties:
            spec:
              type: object
              additionalProperties: true
            force:
              type: boolean
  scope: Cluster
  names:
    listKind: ConfigurationList
    plural: configurations
    singular: configuration
    kind: Configuration
---
apiVersion: apiextensions.k8s.io/v1
kind: CustomResourceDefinition
metadata:
  name: splunkoutputs.collectord.io
spec:
  group: collectord.io
  versions:
    - name: v1
      served: true
      storage: true
      schema:
        openAPIV3Schema:
          type: object
          properties:
            spec:
              type: object
              properties:
                url:
                  type: string
                  format: uri
                token:
                  type: string
                insecure:
                  type: boolean
  scope: Namespaced
  names:
    listKind: SplunkOutputList
    plural: splunkoutputs
    singular: splunkoutput
    kind: SplunkOutput


---
apiVersion: scheduling.k8s.io/v1
kind: PriorityClass
metadata:
  name: collectorforopenshift-critical
value: 1000000000
---
kind: SecurityContextConstraints
apiVersion: security.openshift.io/v1
metadata:
  name: collectorforopenshift
allowHostDirVolumePlugin: true
allowHostIPC: true
allowHostNetwork: true
allowHostPID: true
allowHostPorts: true
allowPrivilegeEscalation: true
allowPrivilegedContainer: true
readOnlyRootFilesystem: false
allowedCapabilities:
  - '*'
allowedUnsafeSysctls:
  - '*'
fsGroup:
  type: RunAsAny
runAsUser:
  type: RunAsAny
seLinuxContext:
  type: RunAsAny
supplementalGroups:
  type: RunAsAny
seccompProfiles:
  - '*'
users:
  - system:serviceaccount:collectorforopenshift:collectorforopenshift
volumes:
  - '*'

---
apiVersion: v1
kind: ServiceAccount
metadata:
  labels:
    app: collectorforopenshift
  name: collectorforopenshift
  namespace: collectorforopenshift
---
apiVersion: v1
kind: ClusterRole
metadata:
  labels:
    app: collectorforopenshift
  name: collectorforopenshift
rules:
- apiGroups:
    - ""
    - apps
    - batch
    - extensions
    - collectord.io
    - apps.openshift.io
    - build.openshift.io
    - authorization.openshift.io
    - template.openshift.io
    - quota.openshift.io
  resources:
    - splunkoutputs
    - alertmanagers
    - cronjobs
    - daemonsets
    - deployments
    - endpoints
    - events
    - jobs
    - namespaces
    - nodes
    - nodes/metrics
    - nodes/proxy
    - pods
    - replicasets
    - replicationcontrollers
    - scheduledjobs
    - services
    - statefulsets
    - persistentvolumeclaims
    - configurations
    - resourcequotas
    - deploymentconfigs
    - clusterroles
    - clusterresourcequotas
  verbs:
  - get
  - list
  - watch
- nonResourceURLs:
  - /metrics
  verbs:
  - get
  apiGroups: []
  resources: []
---
apiVersion: v1
kind: ClusterRoleBinding
metadata:
  labels:
    app: collectorforopenshift
  name: collectorforopenshift
roleRef:
  kind: ClusterRole
  name: collectorforopenshift
  apiGroup: rbac.authorization.k8s.io
subjects:
  - kind: ServiceAccount
    name: collectorforopenshift
    namespace: collectorforopenshift
---
apiVersion: v1
kind: ConfigMap
metadata:
  name: collectorforopenshift
  namespace: collectorforopenshift
  labels:
    app: collectorforopenshift
data:
  001-general.conf: |
    # The general configuration is used for all deployments
    #
    # Run collector with the flag `-conf` and specify location of the configuration files.
    #
    # You can override all the values using environment variables with the format like
    #   COLLECTOR__<ANYNAME>=<section>__<key>=<value>
    # As an example you can set `dataPath` in the `[general]` section as
    #   COLLECTOR__DATAPATH=general__dataPath=C:\\some\\path\\data.db
    # This parameter can be configured using -env-override, set it to empty string to disable this feature

    [general]

    # Please review license https://www.outcoldsolutions.com/docs/license-agreement/
    # and accept license by changing the value to *true*
    acceptLicense = false

    # Location for the database
    # Collector stores positions of the files and internal state
    dataPath = ./data/

    # log level (accepted values are trace, debug, info, warn, error, fatal)
    logLevel = info

    # http server gives access to two endpoints
    # /healthz
    # /metrics/json
    # /metrics/prometheus
    # httpServerBinding = 0.0.0.0:11888
    httpServerBinding =

    # log requests to the http server
    httpServerLog = false

    # telemetry report endpoint, set it to empty string to disable telemetry
    telemetryEndpoint = https://license.outcold.solutions/telemetry/

    # license check endpoint
    licenseEndpoint = https://license.outcold.solutions/license/

    # license server through proxy
    licenseServerProxyUrl =

    # authentication with basic authorization (user:password)
    licenseServerProxyBasicAuth =

    # license key
    license =

    # Environment variable $KUBERNETES_NODENAME is used by default to setup hostname
    # Use value below to override specific name
    hostname =

    # Default output for events, logs and metrics
    # valid values: splunk and devnull
    # Use devnull by default if you don't want to redirect data
    defaultOutput = splunk

    # Default buffer size for file input
    fileInputBufferSize = 256b

    # Maximum size of one line the file reader can read
    fileInputLineMaxSize = 1mb

    # Include custom fields to attach to every event, in example below every event sent to Splunk will hav
    # indexed field my_environment=dev. Fields names should match to ^[a-z][_a-z0-9]*$
    # Better way to configure that is to specify labels for OpenShift Nodes.
    # ; fields.my_environment = dev
    # Identify the cluster if you are planning to monitor multiple clusters
    fields.openshift_cluster = -

    # Include EC2 Metadata (see list of possible fields https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html)
    # Should be in format ec2Metadata.{desired_field_name} = {url path to read the value}
    # ec2Metadata.ec2_instance_id = /latest/meta-data/instance-id
    # ec2Metadata.ec2_instance_type = /latest/meta-data/instance-type

    # subdomain for the annotations added to the pods, workloads, namespaces or containers, like splunk.collectord.io/..
    annotationsSubdomain =

    # configure global thruput per second for forwarded logs (metrics are not included)
    # for example if you set `thruputPerSecond = 512Kb`, that will limit amount of logs forwarded
    # from the single Collectord instance to 512Kb per second.
    # You can configure thruput individually for the logs (including specific for container logs) below
    thruputPerSecond =

    # Configure events that are too old to be forwarded, for example 168h (7 days) - that will drop all events
    # older than 7 days
    tooOldEvents =

    # Configure events that are too new to be forwarded, for example 1h - that will drop all events that are 1h in future
    tooNewEvents =

    [license.client]
    # point to the license located on the HTTP web server, or a hosted by the Collectord running as license server
    url =
    # basic authentication for the HTTP server
    basicAuth =
    # if SSL, ignore the certificate verification
    insecure = false
    # CA Path for the Server certificate
    capath =
    # CA Name fot the Server certificate
    caname =
    # license server through proxy
    proxyUrl =
    # authentication with basic authorization (user:password)
    proxyBasicAuth =

    # forward internal collectord metrics
    [input.collectord_metrics]

    # disable collectord internal metrics
    disabled = false

    # override type
    type = openshift_prometheus

    # how often to collect internal metrics
    interval = 1m

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # specify Splunk index
    index =

    # whitelist or blacklist the metrics
    whitelist.1 = ^file_input_open$
    whitelist.2 = ^file_input_read_bytes$
    whitelist.3 = ^openshift_handlers$
    whitelist.4 = ^pipe$
    whitelist.5 = ^pipelines_num$
    whitelist.6 = ^splunk_post_bytes_sum.*$
    whitelist.7 = ^splunk_post_events_count_sum.*$
    whitelist.8 = ^splunk_post_failed_requests$
    whitelist.9 = ^splunk_post_message_max_lag_seconds_bucket.*$
    whitelist.10 = ^splunk_post_requests_seconds_sum.*$
    whitelist.11 = ^splunk_post_retries_required_sum.*$


    # connection to kubernetes api
    [general.kubernetes]

    # Override service URL for Kubernetes (default is ${KUBERNETES_SERVICE_HOST}:${KUBERNETES_SERVICE_PORT})
    serviceURL =

    # Environment variable $KUBERNETES_NODENAME is used by default to setup nodeName
    # Use it only when you need to override it
    nodeName =

    # Configuration to access the API server,
    # see https://kubernetes.io/docs/tasks/access-application-cluster/access-cluster/#accessing-the-api-from-a-pod
    # for details
    tokenPath = /var/run/secrets/kubernetes.io/serviceaccount/token
    certPath = /var/run/secrets/kubernetes.io/serviceaccount/ca.crt

    # Default timeout for http responses. The streaming/watch requests depend on this timeout.
    timeout = 30m

    # How long to keep the cache for the recent calls to API server (to limit number of calls when collector discovers new pods)
    metadataTTL = 30s

    # regex to find pods
    podsCgroupFilter = ^/([^/\s]+/)*kubepods(\.slice)?/((kubepods-)?(burstable|besteffort)(\.slice)?/)?([^/]*)pod([0-9a-f]{32}|[0-9a-f\-_]{36})(\.slice)?$

    # regex to find containers in the pods
    containersCgroupFilter = ^/([^/\s]+/)*kubepods(\.slice)?/((kubepods-)?(burstable|besteffort)(\.slice)?/)?([^/]*)pod([0-9a-f]{32}|[0-9a-f\-_]{36})(\.slice)?/(docker-|crio-|cri-\w+-)?[0-9a-f]{64}(\.scope)?(\/.+)?$

    # path to the kubelet root location (use it to discover application logs for emptyDir)
    # the expected format is `pods/{pod-id}/volumes/kubernetes.io~empty-dir/{volume-name}/_data/`

    volumesRootDir = /rootfs/var/lib/kubelet/

    # You can attach annotations as a metadata, using the format
    #   includeAnnotations.{key} = {regexp}
    # For example if you want to include all annotations that starts with `prometheus.io` or `example.com` you can include
    # the following format:
    #   includeAnnotations.1 = ^prometheus\.io.*
    #   includeAnnotations.2 = ^example\.com.*

    # You can exclude labels from metadata, using the format
    #   excludeLabels.{key} = {regexp}
    # For example if you want to exclude all labels that starts with `prometheus.io` or `example.com` you can include
    # the following format:
    #   excludeLabels.1 = ^prometheus\.io.*
    #   excludeLabels.2 = ^example\.com.*

    # watch for changes (annotations) in the objects
    watch.namespaces = v1/namespace
    watch.deploymentconfigs = apps.openshift.io/v1/deploymentconfig
    watch.configurations = collectord.io/v1/configuration

    # Collectord can review the assigned ClusterRole and traverse metadata for the Pods only for the Owner objects
    # that are defined in the ClusterRole, ignoring anything else, it does not have access to.
    # This way Collectord does not generate 403 requests on API Server
    clusterRole = collectorforopenshift

    # Alternative of telling Collectord about the ClusterRole is to manually list the objects.
    # You can define which objects Collectord should traverse when it sees Owners.
    ; traverseOwnership.namespaces = v1/namespace

    # Implementation of the watch protocol.
    # 0 - use the default implementation (2)
    # 1 - use the watch implementation that is optimized for the small number of objects (just issue one watch for all objects)
    # 2 - use the watch implementation that is optimized for the large number of objects (paginate through the list of objects and issue watch for the last resource version)
    watchImplementation = 2

    # watch for pods annotations, setup prometheus collection
    # for these pods
    # Addon listens on Pod Network
    # DaemonSets listen on Host Network
    [input.prometheus_auto]

    # disable prometheus auto discovery for pods
    disabled = false

    # override type
    type = openshift_prometheus

    # specify Splunk index
    index =

    # how often to collect prometheus metrics
    interval = 60s

    # request timeout
    timeout = 60s

    # include metrics help with the events
    includeHelp = true

    # http client timeout
    timeout = 30s

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # Include an Authorization header for the prometheus scrapper
    # When configuring scrapping with collectord using annotations use prometheus.1-AuthorizationKey=key1
    # authorization.key1 = Bearer FOO


    # Splunk output
    [output.splunk]

    # Splunk HTTP Event Collector url
    url =
    # You can specify muiltiple splunk URls with
    #
    # urls.0 = https://server1:8088/services/collector/event/1.0
    # urls.1 = https://server1:8088/services/collector/event/1.0
    # urls.2 = https://server1:8088/services/collector/event/1.0
    #
    # Limitations:
    # * The urls cannot have different path.

    # Specify how URL should be picked up (in case if multiple is used)
    # urlSelection = random|round-robin|random-with-round-robin
    # where:
    # * random - choose random url on first selection and after each failure (connection or HTTP status code >= 500)
    # * round-robin - choose url starting from first one and bump on each failure (connection or HTTP status code >= 500)
    # * random-with-round-robin - choose random url on first selection and after that in round-robin on each
    #                             failure (connection or HTTP status code >= 500)
    urlSelection = random-with-round-robin

    # Splunk HTTP Event Collector Token
    token =

    # Allow invalid SSL server certificate
    insecure = false

    # Path to CA cerificate
    caPath =

    # CA Name to verify
    caName =

    # path for client certificate (if required)
    clientCertPath =

    # path for client key (if required)
    clientKeyPath =

    # Events are batched with the maximum size set by batchSize and staying in pipeline for not longer
    # than set by frequency
    frequency = 5s
    batchSize = 768K
    # limit by the number of events (0 value has no limit on the number of events)
    events = 50

    # Splunk through proxy
    proxyUrl =

    # authentication with basic authorization (user:password)
    proxyBasicAuth =

    # Splunk acknowledgement url (.../services/collector/ack)
    ackUrl =
    # You can specify muiltiple splunk URls for ackUrl
    #
    # ackUrls.0 = https://server1:8088/services/collector/ack
    # ackUrls.1 = https://server1:8088/services/collector/ack
    # ackUrls.2 = https://server1:8088/services/collector/ack
    #
    # Make sure that they in the same order as urls for url, to make sure that this Splunk instance will be
    # able to acknowledge the payload.
    #
    # Limitations:
    # * The urls cannot have different path.

    # Enable index acknowledgment
    ackEnabled = false

    # Index acknowledgment timeout
    ackTimeout = 3m

    # Timeout specifies a time limit for requests made by collector.
    # The timeout includes connection time, any
    # redirects, and reading the response body.
    timeout = 30s

    # in case when pipeline can post to multiple indexes, we want to avoid posibility of blocking
    # all pipelines, because just some events have incorrect index
    dedicatedClientPerIndex = true

    # possible values: RedirectToDefault, Drop, Retry
    incorrectIndexBehavior = RedirectToDefault

    # gzip compression level (nocompression, default, 1...9)
    compressionLevel = default

    # number of dedicated splunk output threads (to increase throughput above 4k events per second)
    threads = 2
    # Default algorithm between threads is roundrobin, but you can change it to weighted
    ; threadsAlgorithm = weighted

    # if you want to exclude some preindexed fields from events
    # excludeFields.openshift_pod_ip = true

    # By default if there are no indexes defined on the message, Collectord sends the event without the index, and
    # Splunk HTTP Event Collector going to use the default index for the Token. You can change that, and tell Collectord
    # to ignore all events that don't have index defined explicitly
    ; requireExplicitIndex = true

    # You can define if you want to truncate messages that are larger than 1M in length (or define your own size, like 256K)
    ; maximumMessageLength = 1M

    # For messages generated from logs, include unique `event_id` in the event
    ; includeEventID = false

    # Dedicated queue size for the output, default is 1024, larger queue sizes will require more memory,
    # but will allow to handle more events in case of network issues
    queueSize = 1024

    # How many digits after the decimal point to keep for timestamps (0-9)
    # Defaults to 3 (milliseconds)
    # Change to 6 for microseconds
    # Change to 9 for nanoseconds
    ; timestampPrecision = 3

  002-daemonset.conf: |
    # DaemonSet configuration is used for Nodes and Masters.


    # connection to CRIO
    [general.cri-o]

    # url for CRIO API, only unix socket is supported
    url = unix:///rootfs/var/run/crio/crio.sock

    # Timeout for http responses to docker client. The streaming requests depend on this timeout.
    timeout = 1m


    # cgroup input
    [input.system_stats]

    # disable system level stats
    disabled.host = false
    disabled.cgroup = false

    # cgroups fs location
    pathCgroups = /rootfs/sys/fs/cgroup

    # proc location
    pathProc = /rootfs/proc

    # how often to collect cgroup stats
    statsInterval = 30s

    # override type
    type.host = openshift_stats_v2_host
    type.cgroup = openshift_stats_v2_cgroup

    # specify Splunk index
    index.host =
    index.cgroup =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output.host =
    output.cgroup =


    # proc input
    [input.proc_stats]

    # disable proc level stats
    disabled = false

    # proc location
    pathProc = /rootfs/proc

    # how often to collect proc stats
    statsInterval = 60s

    # override type
    type = openshift_proc_stats_v2

    # specify Splunk index
    index.host =
    index.cgroup =

    # proc filesystem includes by default system threads (there can be over 100 of them)
    # these stats do not help with the observability
    # excluding them can reduce the size of the index, performance of the searches and usage of the collector
    includeSystemThreads = false

    # set output (splunk or devnull, default is [general]defaultOutput)
    output.host =
    output.cgroup =


    # network stats
    [input.net_stats]

    # disable net stats
    disabled = false

    # proc path location
    pathProc = /rootfs/proc

    # how often to collect net stats
    statsInterval = 30s

    # override type
    type = openshift_net_stats_v2

    # specify Splunk index
    index.host =
    index.cgroup =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output.host =
    output.cgroup =


    # network socket table
    [input.net_socket_table]

    # disable net stats
    disabled = false

    # proc path location
    pathProc = /rootfs/proc

    # how often to collect net stats
    statsInterval = 30s

    # override type
    type = openshift_net_socket_table

    # specify Splunk index
    index.host =
    index.cgroup =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output.host =
    output.cgroup =

    # group connections by tcp_state, localAddr, remoteAddr (if localPort is not the port it is listening on)
    # that can significally reduces the amount of events
    group = true

    # Collectord can watch for services, node, and pod IP addresses, and lookup the names
    # for the IP addresses. Keeping this enabled can add a significant load on the API Server, with large number of pods.
    disableLookup = false


    # mount input (collects mount stats where kubelet runtime is stored)
    [input.mount_stats]

    # disable system level stats
    disabled = false

    # how often to collect mount stats
    statsInterval = 30s

    # override type
    type = openshift_mount_stats

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =


    # diskstats input (collects /proc/diskstats)
    [input.disk_stats]

    # disable system level stats
    disabled = false

    # how often to collect mount stats
    statsInterval = 30s

    # override type
    type = openshift_disk_stats

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =


    # Container Log files
    [input.files]

    # disable container logs monitoring
    disabled = false

    # root location of docker log files
    # logs are expected in standard docker format like {containerID}/{containerID}-json.log
    # rotated files
    path = /rootfs/var/lib/docker/containers/
    # root location of CRI-O files
    # logs are expected in Kubernetes format, like {podID}/{containerName}/0.log
    crioPath = /rootfs/var/log/pods/

    # (obsolete) glob matching pattern for log files
    # glob = */*-json.log*

    # files are read using polling schema, when reach the EOF how often to check if files got updated
    pollingInterval = 250ms

    # how often to look for the new files under logs path
    walkingInterval = 5s

    # include verbose fields in events (file offset)
    verboseFields = false

    # override type
    type = openshift_logs

    # specify Splunk index
    index =

    # docker splits events when they are larger than 10-100k (depends on the docker version)
    # we join them together by default and forward to Splunk as one event
    joinPartialEvents = true

    # In case if your containers report messages with terminal colors or other escape sequences
    # you can enable strip for all the containers in one place.
    # Better is to enable it only for required container with the label collectord.io/strip-terminal-escape-sequences=true
    stripTerminalEscapeSequences = false
    # Regexp used for stripping terminal colors, it does not stip all the escape sequences
    # Read http://man7.org/linux/man-pages/man4/console_codes.4.html for more information
    stripTerminalEscapeSequencesRegex = (\x1b\[\d{1,3}(;\d{1,3})*m)|(\x07)|(\x1b]\d+(\s\d)?;[^\x07]+\x07)|(.*\x1b\[K)

    # sample output (-1 does not sample, 20 - only 20% of the logs should be forwarded)
    samplingPercent = -1

    # sampling key for hash based sampling (should be regexp with the named match pattern `key`)
    samplingKey =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # configure default thruput per second for for each container log
    # for example if you set `thruputPerSecond = 128Kb`, that will limit amount of logs forwarded
    # from the single container to 128Kb per second.
    thruputPerSecond =

    # Configure events that are too old to be forwarded, for example 168h (7 days) - that will drop all events
    # older than 7 days
    tooOldEvents =

    # Configure events that are too new to be forwarded, for example 1h - that will drop all events that are 1h in future
    tooNewEvents =

    # by default every new event should start from not space symbol
    eventPattern = ^[^\s]


    # Application Logs
    [input.app_logs]

    # disable container application logs monitoring
    disabled = false

    # root location of mounts (applies to hostPath mounts only), if the hostPath differs inside container from the path on host
    root = /rootfs/

    # how often to review list of available volumes
    syncInterval = 5s

    # glob matching pattern for log files
    glob = *.log*

    # files are read using polling schema, when reach the EOF how often to check if files got updated
    pollingInterval = 250ms

    # how often to look for the new files under logs path
    walkingInterval = 5s

    # include verbose fields in events (file offset)
    verboseFields = false

    # override type
    type = openshift_logs

    # specify Splunk index
    index =

    # we split files using new line character, with this configuration you can specify what defines the new event
    # after new line
    eventPatternRegex = ^[^\s]
    # Maximum interval of messages in pipeline
    eventPatternMaxInterval = 100ms
    # Maximum time to wait for the messages in pipeline
    eventPatternMaxWait = 1s
    # Maximum message size
    eventPatternMaxSize = 1MB

    # sample output (-1 does not sample, 20 - only 20% of the logs should be forwarded)
    samplingPercent = -1

    # sampling key for hash based sampling (should be regexp with the named match pattern `key`)
    samplingKey =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # configure default thruput per second for for each container log
    # for example if you set `thruputPerSecond = 128Kb`, that will limit amount of logs forwarded
    # from the single container to 128Kb per second.
    thruputPerSecond =

    # Configure events that are too old to be forwarded, for example 168h (7 days) - that will drop all events
    # older than 7 days
    tooOldEvents =

    # Configure events that are too new to be forwarded, for example 1h - that will drop all events that are 1h in future
    tooNewEvents =

    # Configure how long Collectord should keep the file descriptors open for files, that has not been forwarded yet
    # When using PVC, and if pipeline is lagging behind, Collectord holding open fd for files, can cause long termination
    # of pods, as kubelet cannot unmount the PVC volume from the system
    maxHoldAfterClose = 1800s




    [input.journald]

    # disable host level logs
    disabled = false

    # root location of log files
    path.persistent = /rootfs/var/log/journal/
    # only if required
    # path.volatile = /rootfs/run/log/journal/

    # when reach end of journald, how often to pull
    pollingInterval = 250ms

    # if you don't want to forward journald from the beginning,
    # set the oldest event in relative value, like -14h or -30m or -30s (h/m/s supported)
    startFromRel =

    # override type
    type = openshift_host_logs

    # specify Splunk index
    index =

    # sample output (-1 does not sample, 20 - only 20% of the logs should be forwarded)
    samplingPercent = -1

    # sampling key (should be regexp with the named match pattern `key`)
    samplingKey =

    # how often to reopen the journald to free old files
    reopenInterval = 1h

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # configure default thruput per second for this files group
    # for example if you set `thruputPerSecond = 128Kb`, that will limit amount of logs forwarded
    # from the files in this group to 128Kb per second.
    thruputPerSecond =

    # Configure events that are too old to be forwarded, for example 168h (7 days) - that will drop all events
    # older than 7 days
    tooOldEvents =

    # Configure events that are too new to be forwarded, for example 1h - that will drop all events that are 1h in future
    tooNewEvents =

    # by default every new event should start from not space symbol
    eventPattern = ^[^\s]

    # By default ignoring verbose hyperkube logs (all INFO messages)
    blacklist.0 = ^I\d+.*$
    # whitelist.0 = ^regexp$
    # blacklist.1 = ^regexp$

    # Move Journald logs reader to a separate process, to prevent process from crashing in case of corrupted log files
    spawnExternalProcess = false

    # Pipe to join events (container logs only)
    [pipe.join]

    # disable joining event
    disabled = false

    # Maximum interval of messages in pipeline
    maxInterval = 100ms

    # Maximum time to wait for the messages in pipeline
    maxWait = 1s

    # Maximum message size
    maxSize = 1MB

    # Default pattern to indicate new message (should start not from space)
    patternRegex = ^[^\s]

    # (depricated, use annotations for settings up join rules)
    # Define special event join patterns for matched events
    # Section consist of [pipe.join::<name>]
    # [pipe.join::my_app]
    ## Set match pattern for the fields
    #; matchRegex.docker_container_image = my_app
    #; matchRegex.stream = stdout
    ## All events start from '[<digits>'
    #; patternRegex = ^\[\d+

    # You can configure global replace rules for the events, which can help to remove sensitive data
    # from logs before they are sent to Splunk. Those rules will be applied to all pipelines for container logs, host logs,
    # application logs and events.
    # In the following example we replace password=TEST with password=********
    ; [pipe.replace::name]
    ; patternRegex = (password=)([^\s]+)
    ; replace = $1********


    [input.prometheus::kubelet]

    # disable prometheus kubelet metrics
    disabled = false

    # override type
    type = openshift_prometheus

    # specify Splunk index
    index =

    # Override host (environment variables are supported)
    host = ${KUBERNETES_NODENAME}

    # Override source
    source = kubelet

    # how often to collect prometheus metrics
    interval = 60s

    # request timeout
    timeout = 60s

    # prometheus endpoint
    endpoint = https://127.0.0.1:10250/metrics

    # token for "Authorization: Bearer $(cat tokenPath)"
    tokenPath = /var/run/secrets/kubernetes.io/serviceaccount/token

    # server certificate for certificate validation
    certPath = /var/run/secrets/kubernetes.io/serviceaccount/ca.crt

    # client certificate for authentication
    clientCertPath =

    # Allow invalid SSL server certificate
    insecure = true

    # include metrics help with the events
    # can be useful to explore prometheus metrics
    includeHelp = false

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # filter only metrics used by dashboards

    whitelist.1 = ^(kubernetes|openshift)_build_info$
    whitelist.2 = ^kubelet_runtime_operations_duration_seconds_sum$
    whitelist.3 = ^kubelet_docker_operations_duration_seconds_sum$
    whitelist.4 = ^kubelet_network_plugin_operations_duration_seconds_sum$
    whitelist.5 = ^kubelet_cgroup_manager_duration_seconds_sum$
    whitelist.6 = ^storage_operation_duration_seconds_sum$
    whitelist.7 = ^kubelet_docker_operations_errors_total$
    whitelist.8 = ^kubelet_runtime_operations_errors_total$
    whitelist.9 = ^rest_client_requests_total$
    whitelist.10 = ^process_cpu_seconds_total$
    whitelist.11 = ^process_resident_memory_bytes$
    whitelist.12 = ^process_virtual_memory_bytes$
    whitelist.13 = ^kubelet_volume_stats_.+$


    ; # Collectord reports if entropy is low (uncomment to use it)
    ; [diagnostics::node-entropy]
    ; settings.path = /rootfs/proc/sys/kernel/random/entropy_avail
    ; settings.interval = 1h
    ; settings.threshold = 800

    # Collectord can report if node reboot is required (uncomment to use it)
    [diagnostics::node-reboot-required]
    settings.path = /rootfs/var/run/reboot-required*
    settings.interval = 1h

    # See https://www.kernel.org/doc/Documentation/admin-guide/hw-vuln/index.rst
    # And https://www.kernel.org/doc/Documentation/ABI/testing/sysfs-devices-system-cpu
    [diagnostics::cpu-vulnerabilities]
    settings.path = /rootfs/sys/devices/system/cpu/vulnerabilities/*
    settings.interval = 1h

  003-daemonset-master.conf: |
    [input.prometheus::kubernetes-api]

    # disable prometheus kubernetes-api input
    disabled = false

    # override type
    type = openshift_prometheus

    # specify Splunk index
    index =

    # override host
    host = ${KUBERNETES_NODENAME}

    # override source
    source = kubernetes-api

    # how often to collect prometheus metrics
    interval = 60s

    # request timeout
    timeout = 60s

    # prometheus endpoint
    # at first trying to get it from localhost (that way avoiding load balancer, if multiple)
    # as fallback using proxy
    endpoint.1localhost = https://127.0.0.1:8443/metrics
    endpoint.2kubeapi = https://${KUBERNETES_SERVICE_HOST}:${KUBERNETES_SERVICE_PORT}/metrics

    # token for "Authorization: Bearer $(cat tokenPath)"
    tokenPath = /var/run/secrets/kubernetes.io/serviceaccount/token

    # server certificate for certificate validation
    certPath = /var/run/secrets/kubernetes.io/serviceaccount/ca.crt

    # client certificate for authentication
    clientCertPath =

    # Allow invalid SSL server certificate
    insecure = true

    # include metrics help with the events
    includeHelp = false

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # filter only metrics used by dashboards

    whitelist.1 = ^(kubernetes|openshift)_build_info$
    whitelist.2 = ^authenticated_user_requests$
    whitelist.3 = ^apiserver_request_total$
    whitelist.4 = ^process_cpu_seconds_total$
    whitelist.5 = ^process_resident_memory_bytes$
    whitelist.6 = ^process_virtual_memory_bytes$



    [input.prometheus::controller]

    # disable prometheus controller metrics
    disabled = false

    # override type
    type = openshift_prometheus

    # specify Splunk index
    index =

    # override host
    host = ${KUBERNETES_NODENAME}

    # override source
    source = controller

    # how often to collect prometheus metrics
    interval = 60s

    # request timeout
    timeout = 60s

    # prometheus endpoint
    endpoint.https1 = https://:10257/metrics
    endpoint.https2 = https://:8444/metrics

    # token for "Authorization: Bearer $(cat tokenPath)"
    tokenPath = /var/run/secrets/kubernetes.io/serviceaccount/token

    # server certificate for certificate validation
    certPath =

    # client certificate for authentication
    clientCertPath =
    clientKeyPath =

    # Allow invalid SSL server certificate
    insecure = true

    # include metrics help with the events
    includeHelp = false

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # filter only metrics used by dashboards
    whitelist.1 = ^(kubernetes|openshift)_build_info$
    whitelist.2 = ^process_cpu_seconds_total$
    whitelist.3 = ^process_resident_memory_bytes$
    whitelist.4 = ^process_virtual_memory_bytes$
    whitelist.5 = ^node_collector_zone_size$
    whitelist.6 = ^node_collector_zone_health$
    whitelist.7 = ^node_collector_unhealthy_nodes_in_zone$

    [input.prometheus::scheduler]

    # disable prometheus scheduler metrics
    disabled = false

    # override type
    type = openshift_prometheus

    # specify Splunk index
    index =

    # override host
    host = ${KUBERNETES_NODENAME}

    # override source
    source = scheduler

    # how often to collect prometheus metrics
    interval = 60s

    # request timeout
    timeout = 60s

    # prometheus endpoint
    endpoint.https1 = https://:10259/metrics
    endpoint.https2 = https://:8444/metrics

    # token for "Authorization: Bearer $(cat tokenPath)"
    tokenPath = /var/run/secrets/kubernetes.io/serviceaccount/token

    # server certificate for certificate validation
    certPath =

    # client certificate for authentication
    clientCertPath =
    clientKeyPath =

    # Allow invalid SSL server certificate
    insecure = true

    # include metrics help with the events
    includeHelp = false

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # filter only metrics used by dashboards
    whitelist.1 = ^(kubernetes|openshift)_build_info$
    whitelist.2 = ^scheduler_e2e_scheduling_duration_seconds_sum$
    whitelist.3 = ^scheduler_binding_duration_seconds_sum$
    whitelist.4 = ^scheduler_scheduling_algorithm_duration_seconds_sum$
    whitelist.5 = ^process_cpu_seconds_total$
    whitelist.6 = ^process_resident_memory_bytes$
    whitelist.7 = ^process_virtual_memory_bytes$


    [input.prometheus::etcd]

    # disable prometheus etcd metrics
    disabled = false

    # override type
    type = openshift_prometheus

    # specify Splunk index
    index =

    # override host
    host = ${KUBERNETES_NODENAME}

    # override source
    source = etcd

    # how often to collect prometheus metricd
    interval = 60s

    # prometheus endpoint

    endpoint.https1 = https://:9979/metrics
    endpoint.https2 = https://:9978/metrics


    # token for "Authorization: Bearer $(cat tokenPath)"
    tokenPath =

    # server certificate for certificate validation

    certPath = /rootfs/etc/kubernetes/static-pod-resources/etcd-certs/secrets/etcd-all-certs/etcd-serving-*.crt


    # client certificate for authentication

    clientCertPath = /rootfs/etc/kubernetes/static-pod-resources/etcd-certs/secrets/etcd-all-certs/etcd-peer-*.crt
    clientKeyPath = /rootfs/etc/kubernetes/static-pod-resources/etcd-certs/secrets/etcd-all-certs/etcd-peer-*.key


    # Allow invalid SSL server certificate
    insecure = true

    # include metrics help with the events
    includeHelp = false

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    whitelist.1 = ^etcd_server_leader_changes_seen_total$
    whitelist.2 = ^etcd_server_has_leader$
    whitelist.3 = ^etcd_server_proposals_committed_total$
    whitelist.4 = ^etcd_server_proposals_applied_total$
    whitelist.5 = ^etcd_server_proposals_committed_total$
    whitelist.6 = ^etcd_server_proposals_pending$
    whitelist.7 = ^etcd_server_proposals_failed_total$
    whitelist.8 = ^etcd_disk_wal_fsync_duration_seconds_sum$
    whitelist.9 = ^etcd_disk_wal_fsync_duration_seconds_count$
    whitelist.10 = ^etcd_disk_backend_commit_duration_seconds_sum$
    whitelist.11 = ^etcd_disk_backend_commit_duration_seconds_count$
    whitelist.12 = ^etcd_network_client_grpc_.*$
    whitelist.13 = ^grpc_server_handled_total$
    whitelist.14 = ^etcd_network_peer_round_trip_time_seconds_bucket$
    whitelist.15 = ^process_cpu_seconds_total$
    whitelist.16 = ^process_resident_memory_bytes$
    whitelist.17 = ^process_virtual_memory_bytes$
    whitelist.18 = ^process_open_fds$
    whitelist.19 = ^process_max_fds$
    whitelist.20 = ^etcd_disk_backend_commit_duration_seconds_bucket$
    whitelist.21 = ^etcd_disk_wal_fsync_duration_seconds_bucket$


    # Audit logs
    [input.files::audit-logs]

    # disable host level logs
    disabled = false


    # root location of for audit logs
    path = /rootfs/var/log/kube-apiserver/

    # glob matching files
    glob = audit*.log


    # files are read using polling schema, when reach the EOF how often to check if files got updated
    pollingInterval = 250ms

    # how often o look for the new files under logs path
    walkingInterval = 5s

    # include verbose fields in events (file offset)
    verboseFields = false

    # override type
    type = openshift_host_logs

    # specify Splunk index
    index =

    # field extraction
    extraction =
    # extractionMessageField =

    # timestamp field
    timestampField =

    # format for timestamp
    # the layout defines the format by showing how the reference time, defined to be `Mon Jan 2 15:04:05 -0700 MST 2006`
    timestampFormat =

    # timestamp location (if not defined by format)
    timestampLocation =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # configure default thruput per second for this files group
    # for example if you set `thruputPerSecond = 128Kb`, that will limit amount of logs forwarded
    # from the files in this group to 128Kb per second.
    thruputPerSecond =

    # Configure events that are too old to be forwarded, for example 168h (7 days) - that will drop all events
    # older than 7 days
    tooOldEvents =

    # Configure events that are too new to be forwarded, for example 1h - that will drop all events that are 1h in future
    tooNewEvents =

    # Blacklisting and whitelisting the logs
    # whitelist.0 = ^regexp$
    # blacklist.0 = ^regexp$


  004-addon.conf: |
    [general]
    # addons can be run in parallel with agents
    addon = true


    [input.kubernetes_events]

    # disable collecting kubernetes events
    disabled = false

    # override type
    type = openshift_events

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # exclude managed fields from the metadata
    excludeManagedFields = true


    [input.kubernetes_watch::pods]

    # disable events
    disabled = false

    # Set the timeout for how often watch request should refresh the whole list
    refresh = 10m

    apiVersion = v1
    kind = pod
    namespace =

    # override type
    type = openshift_objects

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # exclude managed fields from the metadata
    excludeManagedFields = true

    # you can remove or hash some values in the events (after modifyValues you can define path in the JSON object,
    # and the value can be hash:{hashFunction}, or remove to remove the object )
    ; modifyValues.object.data.* = hash:sha256
    ; modifyValues.object.metadata.annotations.* = remove

    # You can exclude events by namespace with blacklist or whitelist only required namespaces
    # blacklist.kubernetes_namespace = ^namespace0$
    # whitelist.kubernetes_namespace = ^((namespace1)|(namespace2))$

    [input.kubernetes_watch::resourcequota]
    # disable events
    disabled = false

    # Set the timeout for how often watch request should refresh the whole list
    refresh = 10m

    apiVersion = v1
    kind = ResourceQuota
    namespace =

    # override type
    type = openshift_objects

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # exclude managed fields from the metadata
    excludeManagedFields = true


    [input.kubernetes_watch::clusterresourcequota]
    # disable events
    disabled = false

    # Set the timeout for how often watch request should refresh the whole list
    refresh = 10m

    apiVersion = quota.openshift.io/v1
    kind = ClusterResourceQuota
    namespace =

    # override type
    type = openshift_objects

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # exclude managed fields from the metadata
    excludeManagedFields = true


    [input.kubernetes_watch::nodes]
    # disable events
    disabled = false

    # Set the timeout for how often watch request should refresh the whole list
    refresh = 10m

    apiVersion = v1
    kind = Node
    namespace =

    # override type
    type = openshift_objects

    # specify Splunk index
    index =

    # set output (splunk or devnull, default is [general]defaultOutput)
    output =

    # exclude managed fields from the metadata
    excludeManagedFields = true

---

apiVersion: apps/v1

kind: DaemonSet
metadata:
  name: collectorforopenshift
  namespace: collectorforopenshift
  labels:
    app: collectorforopenshift
spec:
  # Default updateStrategy is OnDelete. For collector RollingUpdate is suitable
  # When you update configuration
  updateStrategy:
    type: RollingUpdate

  selector:
    matchLabels:
      daemon: collectorforopenshift

  template:
    metadata:
      name: collectorforopenshift
      labels:
        daemon: collectorforopenshift

    spec:

      priorityClassName: collectorforopenshift-critical

      dnsPolicy: ClusterFirstWithHostNet
      hostNetwork: true
      serviceAccountName: collectorforopenshift
      # We run this DaemonSet only for Non-Masters
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: node-role.kubernetes.io/master
                operator: DoesNotExist
      tolerations:
      - operator: "Exists"
        effect: "NoSchedule"
      - operator: "Exists"
        effect: "NoExecute"
      containers:
      - name: collectorforopenshift
        # Stick to specific version
        image: docker.io/outcoldsolutions/collectorforopenshift:5.23.430
        securityContext:
          privileged: true
          runAsUser: 0
        # Define your resources if you need. Defaults should be fine for most.
        resources:
          limits:
            cpu: 2000m
            memory: 512Mi
          requests:
            cpu: 500m
            memory: 256Mi
        env:
        - name: KUBERNETES_NODENAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: POD_NAME
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        volumeMounts:
        # We store state in /data folder (file positions)
        - name: collectorforopenshift-state
          mountPath: /data
        # Configuration file deployed with ConfigMap
        - name: collectorforopenshift-config
          mountPath: /config/
          readOnly: true
        # Rootfs
        - name: rootfs
          mountPath: /rootfs/
          readOnly: false
          mountPropagation: HostToContainer
        # correct timezone
        - name: localtime
          mountPath: /etc/localtime
          readOnly: true
      volumes:
      # We store state directly on host, change this location, if
      # your persistent volume is somewhere else
      - name: collectorforopenshift-state
        hostPath:
          path: /var/lib/collectorforopenshift/data/
          type: DirectoryOrCreate
      # Location of rootfs
      - name: rootfs
        hostPath:
          path: /
      # correct timezone
      - name: localtime
        hostPath:
          path: /etc/localtime
      # configuration from ConfigMap
      - name: collectorforopenshift-config
        configMap:
          name: collectorforopenshift
          items:
          - key: 001-general.conf
            path: 001-general.conf
          - key: 002-daemonset.conf
            path: 002-daemonset.conf
---

apiVersion: apps/v1

kind: DaemonSet
metadata:
  name: collectorforopenshift-master
  namespace: collectorforopenshift
  labels:
    app: collectorforopenshift
spec:
  updateStrategy:
    type: RollingUpdate
  selector:
    matchLabels:
      daemon: collectorforopenshift
  template:
    metadata:
      name: collectorforopenshift-master
      labels:
        daemon: collectorforopenshift
    spec:
      priorityClassName: collectorforopenshift-critical
      dnsPolicy: ClusterFirstWithHostNet
      hostNetwork: true
      serviceAccountName: collectorforopenshift
      # Deploy only on master
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: node-role.kubernetes.io/master
                operator: Exists
      tolerations:
      - operator: "Exists"
        effect: "NoSchedule"
      - operator: "Exists"
        effect: "NoExecute"
      containers:
      - name: collectorforopenshift
        image: docker.io/outcoldsolutions/collectorforopenshift:5.23.430
        securityContext:
          privileged: true
          runAsUser: 0
        resources:
          limits:
            cpu: 2000m
            memory: 1024Mi
          requests:
            cpu: 500m
            memory: 256Mi
        env:
        - name: KUBERNETES_NODENAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: POD_NAME
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        volumeMounts:
        - name: collectorforopenshift-state
          mountPath: /data
        - name: collectorforopenshift-config
          mountPath: /config/
          readOnly: true
          # Rootfs
        - name: rootfs
          mountPath: /rootfs/
          readOnly: false
          mountPropagation: HostToContainer
        - name: localtime
          mountPath: /etc/localtime
          readOnly: true
      volumes:
      - name: collectorforopenshift-state
        hostPath:
          path: /var/lib/collectorforopenshift/data/
          type: DirectoryOrCreate
      - name: rootfs
        hostPath:
          path: /
      - name: localtime
        hostPath:
          path: /etc/localtime
      - name: collectorforopenshift-config
        configMap:
          name: collectorforopenshift
          items:
          - key: 001-general.conf
            path: 001-general.conf
          - key: 002-daemonset.conf
            path: 002-daemonset.conf
          - key: 003-daemonset-master.conf
            path: 003-daemonset-master.conf
---

apiVersion: apps/v1

kind: Deployment
metadata:
  name: collectorforopenshift-addon
  namespace: collectorforopenshift
  labels:
    app: collectorforopenshift
spec:
  replicas: 1
  selector:
    matchLabels:
      daemon: collectorforopenshift
  template:
    metadata:
      name: collectorforopenshift-addon
      labels:
        daemon: collectorforopenshift

    spec:

      priorityClassName: collectorforopenshift-critical

      serviceAccountName: collectorforopenshift
      containers:
      - name: collectorforopenshift
        image: docker.io/outcoldsolutions/collectorforopenshift:5.23.430
        securityContext:
          privileged: true
          runAsUser: 0
        resources:
          limits:
            cpu: 1000m
            memory: 512Mi
          requests:
            cpu: 200m
            memory: 64Mi
        env:
        - name: KUBERNETES_NODENAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: POD_NAME
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        volumeMounts:
        - name: collectorforopenshift-state
          mountPath: /data
        - name: collectorforopenshift-config
          mountPath: /config/
          readOnly: true
      volumes:
      - name: collectorforopenshift-state
        hostPath:
          path: /var/lib/collectorforopenshift/data/
          type: Directory
      - name: collectorforopenshift-config
        configMap:
          name: collectorforopenshift
          items:
          - key: 001-general.conf
            path: 001-general.conf
          - key: 004-addon.conf
            path: 004-addon.conf

About Outcold Solutions

Outcold Solutions provides solutions for monitoring Kubernetes, OpenShift and Docker clusters in Splunk Enterprise and Splunk Cloud. We offer certified Splunk applications, which give you insights across all containers environments. We are helping businesses reduce complexity related to logging and monitoring by providing easy-to-use and deploy solutions for Linux and Windows containers. We deliver applications, which help developers monitor their applications and operators to keep their clusters healthy. With the power of Splunk Enterprise and Splunk Cloud, we offer one solution to help you keep all the metrics and logs in one place, allowing you to quickly address complex questions on container performance.