runc/mount/types.go

50 lines
1.6 KiB
Go

package mount
import (
"errors"
"github.com/docker/libcontainer/devices"
)
type MountConfig struct {
// NoPivotRoot will use MS_MOVE and a chroot to jail the process into the container's rootfs
// This is a common option when the container is running in ramdisk
NoPivotRoot bool `json:"no_pivot_root,omitempty"`
// ReadonlyFs will remount the container's rootfs as readonly where only externally mounted
// bind mounts are writtable
ReadonlyFs bool `json:"readonly_fs,omitempty"`
// Mounts specify additional source and destination paths that will be mounted inside the container's
// rootfs and mount namespace if specified
Mounts Mounts `json:"mounts,omitempty"`
// The device nodes that should be automatically created within the container upon container start. Note, make sure that the node is marked as allowed in the cgroup as well!
DeviceNodes []*devices.Device `json:"device_nodes,omitempty"`
MountLabel string `json:"mount_label,omitempty"`
}
type Mount struct {
Type string `json:"type,omitempty"`
Source string `json:"source,omitempty"` // Source path, in the host namespace
Destination string `json:"destination,omitempty"` // Destination path, in the container
Writable bool `json:"writable,omitempty"`
Relabel string `json:"relabel,omitempty"` // Relabel source if set, "z" indicates shared, "Z" indicates unshared
Private bool `json:"private,omitempty"`
}
type Mounts []Mount
var ErrUnsupported = errors.New("Unsupported method")
func (s Mounts) OfType(t string) Mounts {
out := Mounts{}
for _, m := range s {
if m.Type == t {
out = append(out, m)
}
}
return out
}