[stable/datadog] Adding live process monitoring option (#7282)

* adding datadog.processAgentEnabled option

Signed-off-by: Rob Scott <rob.scott87@gmail.com>

* bumping datadog chart version, adding processAgentEnabled reference to values.yaml

Signed-off-by: Rob Scott <rob.scott87@gmail.com>

* bumping datadog chart version to 1.2.0

Signed-off-by: Rob Scott <rob.scott87@gmail.com>

* datadog chart to 1.1.0

Signed-off-by: Rob Scott <rob.scott87@gmail.com>

stable/datadog/Chart.yaml

@@ -1,5 +1,5 @@
 name: datadog
-version: 1.0.5
+version: 1.1.0
 appVersion: 6.3.2
 description: DataDog Agent
 keywords:

stable/datadog/README.md

@@ -51,6 +51,7 @@ The following table lists the configurable parameters of the Datadog chart and t
 | `datadog.logsEnabled`       | Enable log collection              | `nil`                                     |
 | `datadog.logsConfigContainerCollectAll` | Collect logs from all containers | `nil`                           |
 | `datadog.apmEnabled`        | Enable tracing from the host       | `nil`                                     |
+| `datadog.processAgentEnabled` | Enable live process monitoring   | `nil`                                     |
 | `datadog.checksd`           | Additional custom checks as python code  | `nil`                               |
 | `datadog.confd`             | Additional check configurations (static and Autodiscovery) | `nil`             |
 | `datadog.tags`              | Set host tags                      | `nil`                                     |

stable/datadog/templates/daemonset.yaml

@@ -77,6 +77,10 @@ spec:
           - name: DD_APM_ENABLED
             value: {{ .Values.datadog.apmEnabled | quote }}
           {{- end }}
+          {{- if .Values.datadog.processAgentEnabled }}
+          - name: DD_PROCESS_AGENT_ENABLED
+            value: {{ .Values.datadog.processAgentEnabled | quote }}
+          {{- end }}
           {{- if .Values.datadog.leaderElection }}
           - name: DD_LEADER_ELECTION
             value: {{ .Values.datadog.leaderElection | quote}}
@@ -132,6 +136,11 @@ spec:
           - name: pointerdir
             mountPath: /var/lib/datadog-agent/logs
           {{- end }}
+          {{- if .Values.datadog.processAgentEnabled }}
+          - name: passwd
+            mountPath: /etc/passwd
+            readOnly: true
+          {{- end }}
 {{- if .Values.datadog.volumeMounts }}
 {{ toYaml .Values.datadog.volumeMounts | indent 10 }}
 {{- end }}
@@ -166,6 +175,11 @@ spec:
             path: /var/lib/datadog-agent/logs
           name: pointerdir
         {{- end }}
+        {{- if .Values.datadog.processAgentEnabled }}
+        - hostPath:
+            path: /etc/passwd
+          name: passwd
+        {{- end }}
 {{- if .Values.datadog.volumes }}
 {{ toYaml .Values.datadog.volumes | indent 8 }}
 {{- end }}

stable/datadog/values.yaml

@@ -130,6 +130,11 @@ datadog:
   ##
   # apmEnabled: true
 
+  ## Un-comment this to enable live process monitoring
+  ## ref: https://docs.datadoghq.com/graphing/infrastructure/process/#kubernetes-daemonset
+  ##
+  # processAgentEnabled: true
+
   ## The dd-agent supports many environment variables
   ## ref: https://github.com/DataDog/datadog-agent/tree/master/Dockerfiles/agent#environment-variables
   ##