Pass the agent's securityContext on to Kubernetes (#225)

Currently its ignored.

Signed-off-by: Kevin Fox <[email protected]>

charts/spire/charts/spire-agent/templates/daemonset.yaml

@@ -48,6 +48,8 @@ spec:
           args: ["-t", "30", "-h", "{{ include "spire-agent.server-address" . | trim }}", "-p", {{ .Values.server.port | quote }}]
           resources:
             {{- toYaml .Values.waitForIt.resources | nindent 12 }}
+          securityContext:
+            {{ toYaml .Values.securityContext | nindent 12 }}
         {{- if gt (int (dig "fsGroup" 0 $podSecurityContext)) 0 }}
         - name: fsgroupfix
           image: {{ template "spire-lib.image" (dict "image" .Values.fsGroupFix.image "global" .Values.global) }}
@@ -72,6 +74,8 @@ spec:
           image: {{ template "spire-lib.image" (dict "appVersion" $.Chart.AppVersion "image" .Values.image "global" .Values.global) }}
           imagePullPolicy: {{ .Values.image.pullPolicy }}
           args: ["-config", "/run/spire/config/agent.conf"]
+          securityContext:
+            {{ toYaml .Values.securityContext | nindent 12 }}
           env:
             - name: PATH
               value: "/opt/spire/bin:/bin"