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-rw-r--r--pkg/specgen/generate/container_create.go111
-rw-r--r--pkg/specgen/generate/oci.go37
-rw-r--r--pkg/specgen/podspecgen.go5
3 files changed, 103 insertions, 50 deletions
diff --git a/pkg/specgen/generate/container_create.go b/pkg/specgen/generate/container_create.go
index 7ab9d1b29..7d792b3b1 100644
--- a/pkg/specgen/generate/container_create.go
+++ b/pkg/specgen/generate/container_create.go
@@ -2,13 +2,14 @@ package generate
import (
"context"
- "fmt"
+ "encoding/json"
"path/filepath"
"strings"
cdi "github.com/container-orchestrated-devices/container-device-interface/pkg"
"github.com/containers/common/libimage"
"github.com/containers/podman/v3/libpod"
+ "github.com/containers/podman/v3/libpod/define"
"github.com/containers/podman/v3/pkg/namespaces"
"github.com/containers/podman/v3/pkg/specgen"
"github.com/containers/podman/v3/pkg/util"
@@ -29,43 +30,30 @@ func MakeContainer(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGener
// If joining a pod, retrieve the pod for use, and its infra container
var pod *libpod.Pod
- var infraConfig *libpod.ContainerConfig
+ var infra *libpod.Container
if s.Pod != "" {
pod, err = rt.LookupPod(s.Pod)
if err != nil {
return nil, nil, nil, errors.Wrapf(err, "error retrieving pod %s", s.Pod)
}
if pod.HasInfraContainer() {
- infra, err := pod.InfraContainer()
+ infra, err = pod.InfraContainer()
if err != nil {
return nil, nil, nil, err
}
- infraConfig = infra.Config()
}
}
- if infraConfig != nil && (len(infraConfig.NamedVolumes) > 0 || len(infraConfig.UserVolumes) > 0 || len(infraConfig.ImageVolumes) > 0 || len(infraConfig.OverlayVolumes) > 0) {
- s.VolumesFrom = append(s.VolumesFrom, infraConfig.ID)
- }
-
- if infraConfig != nil && len(infraConfig.Spec.Linux.Devices) > 0 {
- s.DevicesFrom = append(s.DevicesFrom, infraConfig.ID)
- }
- if infraConfig != nil && infraConfig.Spec.Linux.Resources != nil && infraConfig.Spec.Linux.Resources.BlockIO != nil && len(infraConfig.Spec.Linux.Resources.BlockIO.ThrottleReadBpsDevice) > 0 {
- tempDev := make(map[string]spec.LinuxThrottleDevice)
- for _, val := range infraConfig.Spec.Linux.Resources.BlockIO.ThrottleReadBpsDevice {
- nodes, err := util.FindDeviceNodes()
- if err != nil {
- return nil, nil, nil, err
- }
- key := fmt.Sprintf("%d:%d", val.Major, val.Minor)
- tempDev[nodes[key]] = spec.LinuxThrottleDevice{Rate: uint64(val.Rate)}
- }
- for i, dev := range s.ThrottleReadBpsDevice {
- tempDev[i] = dev
+ options := []libpod.CtrCreateOption{}
+ compatibleOptions := &libpod.InfraInherit{}
+ var infraSpec *spec.Spec
+ if infra != nil {
+ options, infraSpec, compatibleOptions, err = Inherit(*infra)
+ if err != nil {
+ return nil, nil, nil, err
}
- s.ThrottleReadBpsDevice = tempDev
}
+
if err := FinishThrottleDevices(s); err != nil {
return nil, nil, nil, err
}
@@ -119,8 +107,6 @@ func MakeContainer(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGener
s.CgroupNS = defaultNS
}
- options := []libpod.CtrCreateOption{}
-
if s.ContainerCreateCommand != nil {
options = append(options, libpod.WithCreateCommand(s.ContainerCreateCommand))
}
@@ -165,7 +151,8 @@ func MakeContainer(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGener
return nil, nil, nil, err
}
- opts, err := createContainerOptions(ctx, rt, s, pod, finalVolumes, finalOverlays, imageData, command)
+ infraVolumes := (len(compatibleOptions.InfraVolumes) > 0 || len(compatibleOptions.InfraUserVolumes) > 0 || len(compatibleOptions.InfraImageVolumes) > 0)
+ opts, err := createContainerOptions(ctx, rt, s, pod, finalVolumes, finalOverlays, imageData, command, infraVolumes, *compatibleOptions)
if err != nil {
return nil, nil, nil, err
}
@@ -178,27 +165,29 @@ func MakeContainer(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGener
logrus.Debugf("setting container name %s", s.Name)
options = append(options, libpod.WithName(s.Name))
}
- if len(s.DevicesFrom) > 0 {
- for _, dev := range s.DevicesFrom {
- ctr, err := rt.GetContainer(dev)
- if err != nil {
- return nil, nil, nil, err
- }
- devices := ctr.DeviceHostSrc()
- s.Devices = append(s.Devices, devices...)
- }
- }
if len(s.Devices) > 0 {
- opts = extractCDIDevices(s)
+ opts = ExtractCDIDevices(s)
options = append(options, opts...)
}
- runtimeSpec, err := SpecGenToOCI(ctx, s, rt, rtc, newImage, finalMounts, pod, command)
+ runtimeSpec, err := SpecGenToOCI(ctx, s, rt, rtc, newImage, finalMounts, pod, command, compatibleOptions)
if err != nil {
return nil, nil, nil, err
}
if len(s.HostDeviceList) > 0 {
options = append(options, libpod.WithHostDevice(s.HostDeviceList))
}
+ if infraSpec != nil && infraSpec.Linux != nil { // if we are inheriting Linux info from a pod...
+ // Pass Security annotations
+ if len(infraSpec.Annotations[define.InspectAnnotationLabel]) > 0 && len(runtimeSpec.Annotations[define.InspectAnnotationLabel]) == 0 {
+ runtimeSpec.Annotations[define.InspectAnnotationLabel] = infraSpec.Annotations[define.InspectAnnotationLabel]
+ }
+ if len(infraSpec.Annotations[define.InspectAnnotationSeccomp]) > 0 && len(runtimeSpec.Annotations[define.InspectAnnotationSeccomp]) == 0 {
+ runtimeSpec.Annotations[define.InspectAnnotationSeccomp] = infraSpec.Annotations[define.InspectAnnotationSeccomp]
+ }
+ if len(infraSpec.Annotations[define.InspectAnnotationApparmor]) > 0 && len(runtimeSpec.Annotations[define.InspectAnnotationApparmor]) == 0 {
+ runtimeSpec.Annotations[define.InspectAnnotationApparmor] = infraSpec.Annotations[define.InspectAnnotationApparmor]
+ }
+ }
return runtimeSpec, s, options, err
}
func ExecuteCreate(ctx context.Context, rt *libpod.Runtime, runtimeSpec *spec.Spec, s *specgen.SpecGenerator, infra bool, options ...libpod.CtrCreateOption) (*libpod.Container, error) {
@@ -210,7 +199,7 @@ func ExecuteCreate(ctx context.Context, rt *libpod.Runtime, runtimeSpec *spec.Sp
return ctr, rt.PrepareVolumeOnCreateContainer(ctx, ctr)
}
-func extractCDIDevices(s *specgen.SpecGenerator) []libpod.CtrCreateOption {
+func ExtractCDIDevices(s *specgen.SpecGenerator) []libpod.CtrCreateOption {
devs := make([]spec.LinuxDevice, 0, len(s.Devices))
var cdiDevs []string
var options []libpod.CtrCreateOption
@@ -224,19 +213,16 @@ func extractCDIDevices(s *specgen.SpecGenerator) []libpod.CtrCreateOption {
cdiDevs = append(cdiDevs, device.Path)
continue
}
-
devs = append(devs, device)
}
-
s.Devices = devs
if len(cdiDevs) > 0 {
options = append(options, libpod.WithCDI(cdiDevs))
}
-
return options
}
-func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGenerator, pod *libpod.Pod, volumes []*specgen.NamedVolume, overlays []*specgen.OverlayVolume, imageData *libimage.ImageData, command []string) ([]libpod.CtrCreateOption, error) {
+func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen.SpecGenerator, pod *libpod.Pod, volumes []*specgen.NamedVolume, overlays []*specgen.OverlayVolume, imageData *libimage.ImageData, command []string, infraVolumes bool, compatibleOptions libpod.InfraInherit) ([]libpod.CtrCreateOption, error) {
var options []libpod.CtrCreateOption
var err error
@@ -317,7 +303,10 @@ func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen.
for _, imageVolume := range s.ImageVolumes {
destinations = append(destinations, imageVolume.Destination)
}
- options = append(options, libpod.WithUserVolumes(destinations))
+
+ if len(destinations) > 0 || !infraVolumes {
+ options = append(options, libpod.WithUserVolumes(destinations))
+ }
if len(volumes) != 0 {
var vols []*libpod.ContainerNamedVolume
@@ -405,7 +394,7 @@ func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen.
if len(s.SelinuxOpts) > 0 {
options = append(options, libpod.WithSecLabels(s.SelinuxOpts))
} else {
- if pod != nil {
+ if pod != nil && len(compatibleOptions.InfraLabels) == 0 {
// duplicate the security options from the pod
processLabel, err := pod.ProcessLabel()
if err != nil {
@@ -498,3 +487,33 @@ func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen.
return options, nil
}
+
+func Inherit(infra libpod.Container) (opts []libpod.CtrCreateOption, infraS *spec.Spec, compat *libpod.InfraInherit, err error) {
+ options := []libpod.CtrCreateOption{}
+ compatibleOptions := &libpod.InfraInherit{}
+ infraConf := infra.Config()
+ infraSpec := infraConf.Spec
+
+ config, err := json.Marshal(infraConf)
+ if err != nil {
+ return nil, nil, nil, err
+ }
+ err = json.Unmarshal(config, compatibleOptions)
+ if err != nil {
+ return nil, nil, nil, err
+ }
+ if infraSpec.Linux != nil && infraSpec.Linux.Resources != nil {
+ resources, err := json.Marshal(infraSpec.Linux.Resources)
+ if err != nil {
+ return nil, nil, nil, err
+ }
+ err = json.Unmarshal(resources, &compatibleOptions.InfraResources)
+ if err != nil {
+ return nil, nil, nil, err
+ }
+ }
+ if compatibleOptions != nil {
+ options = append(options, libpod.WithInfraConfig(*compatibleOptions))
+ }
+ return options, infraSpec, compatibleOptions, nil
+}
diff --git a/pkg/specgen/generate/oci.go b/pkg/specgen/generate/oci.go
index efac53104..ee3a990fc 100644
--- a/pkg/specgen/generate/oci.go
+++ b/pkg/specgen/generate/oci.go
@@ -2,6 +2,7 @@ package generate
import (
"context"
+ "encoding/json"
"path"
"strings"
@@ -174,7 +175,7 @@ func getCGroupPermissons(unmask []string) string {
}
// SpecGenToOCI returns the base configuration for the container.
-func SpecGenToOCI(ctx context.Context, s *specgen.SpecGenerator, rt *libpod.Runtime, rtc *config.Config, newImage *libimage.Image, mounts []spec.Mount, pod *libpod.Pod, finalCmd []string) (*spec.Spec, error) {
+func SpecGenToOCI(ctx context.Context, s *specgen.SpecGenerator, rt *libpod.Runtime, rtc *config.Config, newImage *libimage.Image, mounts []spec.Mount, pod *libpod.Pod, finalCmd []string, compatibleOptions *libpod.InfraInherit) (*spec.Spec, error) {
cgroupPerm := getCGroupPermissons(s.Unmask)
g, err := generate.New("linux")
@@ -299,9 +300,32 @@ func SpecGenToOCI(ctx context.Context, s *specgen.SpecGenerator, rt *libpod.Runt
g.AddAnnotation(key, val)
}
- g.Config.Linux.Resources = s.ResourceLimits
+ if compatibleOptions.InfraResources == nil && s.ResourceLimits != nil {
+ g.Config.Linux.Resources = s.ResourceLimits
+ } else if s.ResourceLimits != nil { // if we have predefined resource limits we need to make sure we keep the infra and container limits
+ originalResources, err := json.Marshal(s.ResourceLimits)
+ if err != nil {
+ return nil, err
+ }
+ infraResources, err := json.Marshal(compatibleOptions.InfraResources)
+ if err != nil {
+ return nil, err
+ }
+ err = json.Unmarshal(infraResources, s.ResourceLimits) // put infra's resource limits in the container
+ if err != nil {
+ return nil, err
+ }
+ err = json.Unmarshal(originalResources, s.ResourceLimits) // make sure we did not override anything
+ if err != nil {
+ return nil, err
+ }
+ g.Config.Linux.Resources = s.ResourceLimits
+ } else {
+ g.Config.Linux.Resources = compatibleOptions.InfraResources
+ }
// Devices
+ var userDevices []spec.LinuxDevice
if s.Privileged {
// If privileged, we need to add all the host devices to the
// spec. We do not add the user provided ones because we are
@@ -316,14 +340,19 @@ func SpecGenToOCI(ctx context.Context, s *specgen.SpecGenerator, rt *libpod.Runt
return nil, err
}
}
+ if len(compatibleOptions.InfraDevices) > 0 && len(s.Devices) == 0 {
+ userDevices = compatibleOptions.InfraDevices
+ } else {
+ userDevices = s.Devices
+ }
// add default devices specified by caller
- for _, device := range s.Devices {
+ for _, device := range userDevices {
if err = DevicesFromPath(&g, device.Path); err != nil {
return nil, err
}
}
}
- s.HostDeviceList = s.Devices
+ s.HostDeviceList = userDevices
// set the devices cgroup when not running in a user namespace
if !inUserNS && !s.Privileged {
diff --git a/pkg/specgen/podspecgen.go b/pkg/specgen/podspecgen.go
index e59d11c0a..33e8422fd 100644
--- a/pkg/specgen/podspecgen.go
+++ b/pkg/specgen/podspecgen.go
@@ -196,6 +196,7 @@ type PodSpecGenerator struct {
PodCgroupConfig
PodResourceConfig
PodStorageConfig
+ PodSecurityConfig
InfraContainerSpec *SpecGenerator `json:"-"`
}
@@ -210,6 +211,10 @@ type PodResourceConfig struct {
ThrottleReadBpsDevice map[string]spec.LinuxThrottleDevice `json:"throttleReadBpsDevice,omitempty"`
}
+type PodSecurityConfig struct {
+ SecurityOpt []string `json:"security_opt,omitempty"`
+}
+
// NewPodSpecGenerator creates a new pod spec
func NewPodSpecGenerator() *PodSpecGenerator {
return &PodSpecGenerator{}
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-12-25 06:32:29 +0000