kubernetes/cmd/kubeadm/app/phases/controlplane/volumes.go

const caCertsVolumeName …

const caCertsVolumePath …

const flexvolumeDirVolumeName …

const defaultFlexvolumeDirVolumePath …

var caCertsExtraVolumePaths …

// getHostPathVolumesForTheControlPlane gets the required hostPath volumes and mounts for the control plane
func getHostPathVolumesForTheControlPlane(cfg *kubeadmapi.ClusterConfiguration) controlPlaneHostPathMounts { … }

type controlPlaneHostPathMounts …

func newControlPlaneHostPathMounts() controlPlaneHostPathMounts { … }

func (c *controlPlaneHostPathMounts) NewHostPathMount(component, mountName, hostPath, containerPath string, readOnly bool, hostPathType *v1.HostPathType) { … }

func (c *controlPlaneHostPathMounts) AddHostPathMounts(component string, vols []v1.Volume, volMounts []v1.VolumeMount) { … }

// AddExtraHostPathMounts adds host path mounts and overwrites the default
// paths in the case that a user specifies the same volume/volume mount name.
func (c *controlPlaneHostPathMounts) AddExtraHostPathMounts(component string, extraVols []kubeadmapi.HostPathMount) { … }

func (c *controlPlaneHostPathMounts) GetVolumes(component string) map[string]v1.Volume { … }

func (c *controlPlaneHostPathMounts) GetVolumeMounts(component string) map[string]v1.VolumeMount { … }

func (c *controlPlaneHostPathMounts) addComponentVolume(component string, vol v1.Volume) { … }

func (c *controlPlaneHostPathMounts) addComponentVolumeMount(component string, volMount v1.VolumeMount) { … }

// getEtcdCertVolumes returns the volumes/volumemounts needed for talking to an external etcd cluster
func getEtcdCertVolumes(etcdCfg *kubeadmapi.ExternalEtcd, k8sCertificatesDir string) ([]v1.Volume, []v1.VolumeMount) { … }

// isExtraVolumeMountNeeded specifies whether /etc/pki/ca-trust/ should be host-mounted into the containers
// On some systems were we host-mount /etc/ssl/certs, it is also required to mount /etc/pki/ca-trust/. This is needed
// due to symlinks pointing from files in /etc/ssl/certs into /etc/pki/ca-trust/
func isExtraVolumeMountNeeded(caCertsExtraVolumePath string) bool { … }