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Hack to handle GKE COS Containerd #62

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Hack to handle GKE COS Containerd #62

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1cf2fbc
Hack to handle GKE COS Containerd
gremsam Dec 28, 2021
d13cecc
Merge branch 'master' of github.com:/gremlin/helm into cos-containerd…
philgebhardt Feb 1, 2022
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12 changes: 12 additions & 0 deletions gremlin/templates/_helpers.tpl
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Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,18 @@ Create a computed value for the intended Gremlin secret type which can either be
{{- end -}}
{{- end -}}

{{- /* GKE Container Optimized OS with Containerd cannot */ -}}
{{- /* mount the state/logs volumes, so detect that here */ -}}
{{- define "gkeCOSContainerd" -}}
{{- $output := false }}
{{- range $index, $node := (lookup "v1" "Node" "" "").items -}}
{{- $gkeRuntime := index $node.metadata.labels "cloud.google.com/gke-container-runtime" -}}
{{- $gkeOS := index $node.metadata.labels "cloud.google.com/gke-os-distribution" -}}
{{- $output = (or $output (and (eq $gkeRuntime "containerd") (eq $gkeOS "cos"))) -}}
{{- end -}}
{{ $output }}
{{- end -}}

{{- define "pspApiVersion" -}}
{{- if .Capabilities.APIVersions.Has "policy/v1/PodSecurityPolicy" -}}
{{- "policy/v1" -}}
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2 changes: 2 additions & 0 deletions gremlin/templates/daemonset.yaml
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Expand Up @@ -126,12 +126,14 @@ spec:
value: {{ .Values.ssl.certDir }}
{{- end }}
volumeMounts:
{{- if not (include "gkeCOSContainerd" .) }}
- name: gremlin-state
mountPath: /var/lib/gremlin
readOnly: false
- name: gremlin-logs
mountPath: /var/log/gremlin
readOnly: false
{{- end }}
- name: cgroup-root
mountPath: /sys/fs/cgroup
readOnly: true
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