constellation/internal/constants/constants.go

/*
Package constants contains the constants used by Constellation.
Constants should never be overwritable by command line flags or configuration files.
*/
package constants

import "time"

const (
	//
	// Constellation.
	//

	// ConstellationNameLength is the maximum length of a Constellation's name.
	ConstellationNameLength = 37
	// ConstellationMasterSecretStoreName is the name for the Constellation secrets in Kubernetes.
	ConstellationMasterSecretStoreName = "constellation-mastersecret"
	// ConstellationMasterSecretKey is the name of the key for master secret in the master secret store secret.
	ConstellationMasterSecretKey = "mastersecret"

	//
	// Ports.
	//

	// JoinServicePort is the port for reaching the join service within Kubernetes.
	JoinServicePort = 9090
	// JoinServiceNodePort is the port for reaching the join service outside of Kubernetes.
	JoinServiceNodePort       = 30090
	VerifyServicePortHTTP     = 8080
	VerifyServicePortGRPC     = 9090
	VerifyServiceNodePortHTTP = 30080
	VerifyServiceNodePortGRPC = 30081
	// KMSPort is the port the KMS server listens on.
	KMSPort = 9000
	// KMSATLSPort is the port the KMS aTLS server listens on.
	KMSATLSPort = 9001
	// KMSNodePort is the aTLS port exposed as a NodePort.
	KMSNodePort      = 30091
	BootstrapperPort = 9000
	EnclaveSSHPort   = 2222
	SSHPort          = 22
	NVMEOverTCPPort  = 8009
	// Default NodePort Range
	// https://kubernetes.io/docs/concepts/services-networking/service/#type-nodeport
	NodePortFrom   = 30000
	NodePortTo     = 32767
	KubernetesPort = 6443

	//
	// Filenames.
	//
	StateFilename           = "constellation-state.json"
	ClusterIDsFileName      = "constellation-id.json"
	ConfigFilename          = "constellation-conf.yaml"
	DebugdConfigFilename    = "cdbg-conf.yaml"
	AdminConfFilename       = "constellation-admin.conf"
	MasterSecretFilename    = "constellation-mastersecret.base64"
	WGQuickConfigFilename   = "wg0.conf"
	CoreOSAdminConfFilename = "/etc/kubernetes/admin.conf"
	KubeadmCertificateDir   = "/etc/kubernetes/pki"

	//
	// Filenames for Constellation's micro services.
	//

	// ServiceBasePath is the base path for the mounted micro service's files.
	ServiceBasePath = "/var/config"
	// MeasurementsFilename is the filename of CC measurements.
	MeasurementsFilename = "measurements"
	// IDFilename is the filename of Constellation's IDs.
	IDFilename = "id"
	// K8sVersion is the filename of the mapped k8s-version configMap file.
	K8sVersion = "k8s-version"

	//
	// Cryptographic constants.
	//

	StateDiskKeyLength = 32
	// DerivedKeyLengthDefault is the default length in bytes for KMS derived keys.
	DerivedKeyLengthDefault = 32
	// MasterSecretLengthDefault is the default length in bytes for CLI generated master secrets.
	MasterSecretLengthDefault = 32
	// MasterSecretLengthMin is the minimal length in bytes for user provided master secrets.
	MasterSecretLengthMin = 16
	// RNGLengthDefault is the number of bytes used for generating nonces.
	RNGLengthDefault = 32

	//
	// CLI.
	//

	MinControllerCount = 1
	MinWorkerCount     = 1

	//
	// Kubernetes.
	//

	// KubernetesVersion installed by kubeadm.
	KubernetesVersion      = "stable-1.23"
	KubernetesJoinTokenTTL = 15 * time.Minute
)

// VersionInfo is the version of a binary. Left as a separate variable to allow override during build.
var VersionInfo = "0.0.0"