diff options
Diffstat (limited to 'pkg/specgen')
-rw-r--r-- | pkg/specgen/generate/container_create.go | 32 | ||||
-rw-r--r-- | pkg/specgen/specgen.go | 16 |
2 files changed, 44 insertions, 4 deletions
diff --git a/pkg/specgen/generate/container_create.go b/pkg/specgen/generate/container_create.go index 105e36bc6..53dc35df1 100644 --- a/pkg/specgen/generate/container_create.go +++ b/pkg/specgen/generate/container_create.go @@ -4,6 +4,7 @@ import ( "context" "os" "path/filepath" + "strings" "github.com/containers/common/pkg/config" "github.com/containers/podman/v2/libpod" @@ -91,11 +92,19 @@ func MakeContainer(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGener if err != nil { return nil, err } - imgName := s.Image - names := newImage.Names() - if len(names) > 0 { - imgName = names[0] + // If the input name changed, we could properly resolve the + // image. Otherwise, it must have been an ID where we're + // defaulting to the first name or an empty one if no names are + // present. + imgName := newImage.InputName + if s.Image == newImage.InputName && strings.HasPrefix(newImage.ID(), s.Image) { + imgName = "" + names := newImage.Names() + if len(names) > 0 { + imgName = names[0] + } } + options = append(options, libpod.WithRootFSFromImage(newImage.ID(), imgName, s.RawImageName)) } if err := s.Validate(); err != nil { @@ -214,6 +223,9 @@ func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen. for _, overlayVolume := range s.OverlayVolumes { destinations = append(destinations, overlayVolume.Destination) } + for _, imageVolume := range s.ImageVolumes { + destinations = append(destinations, imageVolume.Destination) + } options = append(options, libpod.WithUserVolumes(destinations)) if len(volumes) != 0 { @@ -239,6 +251,18 @@ func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen. options = append(options, libpod.WithOverlayVolumes(vols)) } + if len(s.ImageVolumes) != 0 { + var vols []*libpod.ContainerImageVolume + for _, v := range s.ImageVolumes { + vols = append(vols, &libpod.ContainerImageVolume{ + Dest: v.Destination, + Source: v.Source, + ReadWrite: v.ReadWrite, + }) + } + options = append(options, libpod.WithImageVolumes(vols)) + } + if s.Command != nil { options = append(options, libpod.WithCommand(s.Command)) } diff --git a/pkg/specgen/specgen.go b/pkg/specgen/specgen.go index fa4af7b2b..d68f55402 100644 --- a/pkg/specgen/specgen.go +++ b/pkg/specgen/specgen.go @@ -214,6 +214,9 @@ type ContainerStorageConfig struct { // Overlay volumes are named volumes that will be added to the container. // Optional. OverlayVolumes []*OverlayVolume `json:"overlay_volumes,omitempty"` + // Image volumes bind-mount a container-image mount into the container. + // Optional. + ImageVolumes []*ImageVolume `json:"image_volumes,omitempty"` // Devices are devices that will be added to the container. // Optional. Devices []spec.LinuxDevice `json:"devices,omitempty"` @@ -476,6 +479,19 @@ type OverlayVolume struct { Source string `json:"source,omitempty"` } +// ImageVolume is a volume based on a container image. The container image is +// first mounted on the host and is then bind-mounted into the container. An +// ImageVolume is always mounted read only. +type ImageVolume struct { + // Source is the source of the image volume. The image can be referred + // to by name and by ID. + Source string + // Destination is the absolute path of the mount in the container. + Destination string + // ReadWrite sets the volume writable. + ReadWrite bool +} + // PortMapping is one or more ports that will be mapped into the container. type PortMapping struct { // HostIP is the IP that we will bind to on the host. |