[cri-o] Add configuration option for Node Resource Interface

Node Resource Interface (NRI) is a common is a common framework for plugging domain or vendor-specific custom logic into container runtimes like containerd/crio. With this commit, we introduce the crio_enable_nri configuration flag, providing cluster administrators the flexibility to opt in or out (defaulted to 'out') of this feature in cri-o runtime. In line with crio's default configuration, NRI is disabled by default in this cri-o role defaults. Signed-off-by: Feruzjon Muyassarov <[email protected]>
kubernetes-sigs · Sep 20, 2023 · d6e8f96 · d6e8f96
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diff --git a/roles/container-engine/cri-o/defaults/main.yml b/roles/container-engine/cri-o/defaults/main.yml
@@ -97,3 +97,6 @@ crio_man_files:
   8:
     - crio
     - crio-status
+
+# If set to true, it will enable the NRI support in cri-o
+crio_enable_nri: false
diff --git a/roles/container-engine/cri-o/templates/crio.conf.j2 b/roles/container-engine/cri-o/templates/crio.conf.j2
@@ -376,3 +376,8 @@ enable_metrics = {{ crio_enable_metrics | bool | lower }}
 
 # The port on which the metrics server will listen.
 metrics_port = {{ crio_metrics_port }}
+
+[crio.nri]
+
+# Enable or disable NRI (Node Resource Interface) support in CRI-O.
+enable_nri={{ crio_enable_nri | default(false) | lower }}