Removed hostNetwork: true from linkerd-cni Helm chart templates (#11158)

Problem - Current does Linkerd CNI Helm chart templates have hostNetwork: true set which is unnecessary and less secure. Solution - Removed hostNetwork: true from linkerd-cni Helm chart templates PR Fixes #11141 --------- Signed-off-by: Abhijeet Gaurav <abhijeetdav24aug@gmail.com> Co-authored-by: Alejandro Pedraza <alejandro@buoyant.io>
linkerd · Aug 3, 2023 · bca15f5 · bca15f5
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commit bca15f5
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diff --git a/charts/linkerd2-cni/templates/cni-plugin.yaml b/charts/linkerd2-cni/templates/cni-plugin.yaml
@@ -57,7 +57,6 @@ spec:
   {{- end }}
   fsGroup:
     rule: RunAsAny
-  hostNetwork: true
   runAsUser:
     rule: RunAsAny
   seLinux:
@@ -211,7 +210,6 @@ spec:
       affinity:
       {{- include "linkerd.node-affinity" . | nindent 8 }}
       {{- end }}
-      hostNetwork: true
       securityContext:
         seccompProfile:
           type: RuntimeDefault

diff --git a/cli/cmd/testdata/install-cni-plugin_default.golden b/cli/cmd/testdata/install-cni-plugin_default.golden
diff --git a/cli/cmd/testdata/install-cni-plugin_fully_configured.golden b/cli/cmd/testdata/install-cni-plugin_fully_configured.golden
diff --git a/cli/cmd/testdata/install-cni-plugin_fully_configured_equal_dsts.golden b/cli/cmd/testdata/install-cni-plugin_fully_configured_equal_dsts.golden
diff --git a/cli/cmd/testdata/install-cni-plugin_fully_configured_no_namespace.golden b/cli/cmd/testdata/install-cni-plugin_fully_configured_no_namespace.golden
diff --git a/cli/cmd/testdata/install-cni-plugin_skip_ports.golden b/cli/cmd/testdata/install-cni-plugin_skip_ports.golden
diff --git a/cli/cmd/testdata/install_cni_helm_default_output.golden b/cli/cmd/testdata/install_cni_helm_default_output.golden
diff --git a/cli/cmd/testdata/install_cni_helm_override_output.golden b/cli/cmd/testdata/install_cni_helm_override_output.golden
diff --git a/pkg/healthcheck/healthcheck_test.go b/pkg/healthcheck/healthcheck_test.go
@@ -2418,7 +2418,6 @@ spec:
     spec:
       nodeSelector:
         kubernetes.io/os: linux
-      hostNetwork: true
       serviceAccountName: linkerd-cni
       containers:
       - name: install-cni