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feat(install): Probe KubeArmor after installing to show enforcement i…
…s enabled or not Signed-off-by: daemon1024 <barun1024@gmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| package k8s | ||
|
|
||
| import ( | ||
| "context" | ||
| "strings" | ||
|
|
||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
|
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| "golang.org/x/mod/semver" | ||
| ) | ||
|
|
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| // AutoDetectEnvironment detect the environment for a given k8s context | ||
| func AutoDetectEnvironment(c *Client) (name string) { | ||
| env := "none" | ||
|
|
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| contextName := c.RawConfig.CurrentContext | ||
| clusterContext, exists := c.RawConfig.Contexts[contextName] | ||
| if !exists { | ||
| return env | ||
| } | ||
|
|
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| clusterName := clusterContext.Cluster | ||
| cluster := c.RawConfig.Clusters[clusterName] | ||
| nodes, _ := c.K8sClientset.CoreV1().Nodes().List(context.Background(), metav1.ListOptions{}) | ||
| if len(nodes.Items) <= 0 { | ||
| return env | ||
| } | ||
| containerRuntime := nodes.Items[0].Status.NodeInfo.ContainerRuntimeVersion | ||
| nodeImage := nodes.Items[0].Status.NodeInfo.OSImage | ||
|
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| // Detecting Environment based on cluster name and context or OSImage | ||
| if clusterName == "minikube" || contextName == "minikube" { | ||
| env = "minikube" | ||
| return env | ||
| } | ||
|
|
||
| if strings.HasPrefix(clusterName, "microk8s-") || contextName == "microk8s" { | ||
| env = "microk8s" | ||
| return env | ||
| } | ||
|
|
||
| if strings.HasPrefix(clusterName, "gke_") { | ||
| env = "gke" | ||
| return env | ||
| } | ||
|
|
||
| if strings.Contains(nodeImage, "Bottlerocket") { | ||
| env = "bottlerocket" | ||
| return env | ||
| } | ||
|
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| if strings.HasSuffix(clusterName, ".eksctl.io") || strings.HasSuffix(cluster.Server, "eks.amazonaws.com") { | ||
| env = "eks" | ||
| return env | ||
| } | ||
|
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| // Environment is Self Managed K8s, checking container runtime and it's version | ||
|
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| if strings.Contains(containerRuntime, "k3s") { | ||
| env = "k3s" | ||
| return env | ||
| } | ||
|
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| s := strings.Split(containerRuntime, "://") | ||
| runtime := s[0] | ||
| version := "v" + s[1] | ||
|
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| if runtime == "docker" && semver.Compare(version, "v18.9") >= 0 { | ||
| env = "docker" | ||
| return env | ||
| } | ||
|
|
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| if runtime == "cri-o" { | ||
| env = "oke" | ||
| return env | ||
| } | ||
|
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| if (runtime == "docker" && semver.Compare(version, "v19.3") >= 0) || runtime == "containerd" { | ||
| env = "generic" | ||
| return env | ||
| } | ||
|
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| return env | ||
| } |
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