constants

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• Constants

Constants

const (
	CACertAndKeyBaseName = "ca"
	CACertName           = "ca.crt"
	CAKeyName            = "ca.key"

	APIServerCertAndKeyBaseName = "apiserver"
	APIServerCertName           = "apiserver.crt"
	APIServerKeyName            = "apiserver.key"

	APIServerKubeletClientCertAndKeyBaseName = "apiserver-kubelet-client"
	APIServerKubeletClientCertName           = "apiserver-kubelet-client.crt"
	APIServerKubeletClientKeyName            = "apiserver-kubelet-client.key"

	ServiceAccountKeyBaseName    = "sa"
	ServiceAccountPublicKeyName  = "sa.pub"
	ServiceAccountPrivateKeyName = "sa.key"

	// TODO: These constants should actually come from pkg/kubeapiserver/authorizer, but we can't vendor that package in now
	// because of all the other sub-packages that would get vendored. To fix this, a pkg/kubeapiserver/authorizer/modes package
	// or similar should exist that only has these constants; then we can vendor it.
	AuthzModeAlwaysAllow = "AlwaysAllow"
	AuthzModeABAC        = "ABAC"
	AuthzModeRBAC        = "RBAC"
	AuthzModeWebhook     = "Webhook"

	// Important: a "v"-prefix shouldn't exist here; semver doesn't allow that
	MinimumControlPlaneVersion = "1.6.0-alpha.1"

	// Constants for what we name our ServiceAccounts with limited access to the cluster in case of RBAC
	KubeDNSServiceAccountName   = "kube-dns"
	KubeProxyServiceAccountName = "kube-proxy"

	// APICallRetryInterval defines how long kubeadm should wait before retrying a failed API operation
	APICallRetryInterval = 500 * time.Millisecond

	// Minimum amount of nodes the Service subnet should allow.
	// We need at least ten, because the DNS service is always at the tenth cluster clusterIP
	MinimumAddressesInServiceSubnet = 10
)