679 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			679 lines
		
	
	
		
			21 KiB
		
	
	
	
		
			Go
		
	
	
	
//go:build !remote
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package libpod
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import (
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	"errors"
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	"fmt"
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	"strings"
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	"github.com/containers/podman/v5/libpod/define"
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	"github.com/containers/podman/v5/libpod/driver"
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	"github.com/containers/podman/v5/pkg/signal"
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	"github.com/containers/podman/v5/pkg/util"
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	"github.com/containers/storage/types"
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	"github.com/docker/go-units"
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	spec "github.com/opencontainers/runtime-spec/specs-go"
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	"github.com/sirupsen/logrus"
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)
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// inspectLocked inspects a container for low-level information.
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// The caller must held c.lock.
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func (c *Container) inspectLocked(size bool) (*define.InspectContainerData, error) {
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	storeCtr, err := c.runtime.store.Container(c.ID())
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	if err != nil {
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		return nil, fmt.Errorf("getting container from store %q: %w", c.ID(), err)
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	}
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	layer, err := c.runtime.store.Layer(storeCtr.LayerID)
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	if err != nil {
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		return nil, fmt.Errorf("reading information about layer %q: %w", storeCtr.LayerID, err)
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	}
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	driverData, err := driver.GetDriverData(c.runtime.store, layer.ID)
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	if err != nil {
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		return nil, fmt.Errorf("getting graph driver info %q: %w", c.ID(), err)
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	}
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	return c.getContainerInspectData(size, driverData)
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}
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// Inspect a container for low-level information
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func (c *Container) Inspect(size bool) (*define.InspectContainerData, error) {
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	if !c.batched {
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		c.lock.Lock()
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		defer c.lock.Unlock()
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		if err := c.syncContainer(); err != nil {
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			return nil, err
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		}
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	}
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	return c.inspectLocked(size)
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}
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func (c *Container) volumesFrom() ([]string, error) {
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	ctrSpec, err := c.specFromState()
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	if err != nil {
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		return nil, err
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	}
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	if ctrs, ok := ctrSpec.Annotations[define.VolumesFromAnnotation]; ok {
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		return strings.Split(ctrs, ";"), nil
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	}
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	return nil, nil
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}
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func (c *Container) getContainerInspectData(size bool, driverData *define.DriverData) (*define.InspectContainerData, error) {
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	config := c.config
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	runtimeInfo := c.state
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	ctrSpec, err := c.specFromState()
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	if err != nil {
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		return nil, err
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	}
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	// Process is allowed to be nil in the stateSpec
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	args := []string{}
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	if config.Spec.Process != nil {
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		args = config.Spec.Process.Args
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	}
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	var path string
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	if len(args) > 0 {
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		path = args[0]
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	}
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	if len(args) > 1 {
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		args = args[1:]
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	}
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	execIDs := []string{}
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	for id := range c.state.ExecSessions {
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		execIDs = append(execIDs, id)
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	}
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	resolvPath := ""
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	hostsPath := ""
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	hostnamePath := ""
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	if c.state.BindMounts != nil {
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		if getPath, ok := c.state.BindMounts["/etc/resolv.conf"]; ok {
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			resolvPath = getPath
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		}
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		if getPath, ok := c.state.BindMounts["/etc/hosts"]; ok {
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			hostsPath = getPath
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		}
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		if getPath, ok := c.state.BindMounts["/etc/hostname"]; ok {
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			hostnamePath = getPath
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		}
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	}
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	namedVolumes, mounts := c.SortUserVolumes(ctrSpec)
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	inspectMounts, err := c.GetMounts(namedVolumes, c.config.ImageVolumes, mounts)
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	if err != nil {
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		return nil, err
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	}
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	cgroupPath, err := c.cGroupPath()
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	if err != nil {
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		// Handle the case where the container is not running or has no cgroup.
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		if errors.Is(err, define.ErrNoCgroups) || errors.Is(err, define.ErrCtrStopped) {
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			cgroupPath = ""
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		} else {
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			return nil, err
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		}
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	}
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	data := &define.InspectContainerData{
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		ID:      config.ID,
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		Created: config.CreatedTime,
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		Path:    path,
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		Args:    args,
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		State: &define.InspectContainerState{
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			OciVersion:     ctrSpec.Version,
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			Status:         runtimeInfo.State.String(),
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			Running:        runtimeInfo.State == define.ContainerStateRunning,
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			Paused:         runtimeInfo.State == define.ContainerStatePaused,
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			OOMKilled:      runtimeInfo.OOMKilled,
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			Dead:           runtimeInfo.State.String() == "bad state",
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			Pid:            runtimeInfo.PID,
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			ConmonPid:      runtimeInfo.ConmonPID,
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			ExitCode:       runtimeInfo.ExitCode,
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			Error:          runtimeInfo.Error,
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			StartedAt:      runtimeInfo.StartedTime,
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			FinishedAt:     runtimeInfo.FinishedTime,
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			Checkpointed:   runtimeInfo.Checkpointed,
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			CgroupPath:     cgroupPath,
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			RestoredAt:     runtimeInfo.RestoredTime,
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			CheckpointedAt: runtimeInfo.CheckpointedTime,
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			Restored:       runtimeInfo.Restored,
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			CheckpointPath: runtimeInfo.CheckpointPath,
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			CheckpointLog:  runtimeInfo.CheckpointLog,
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			RestoreLog:     runtimeInfo.RestoreLog,
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			StoppedByUser:  c.state.StoppedByUser,
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		},
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		Image:                   config.RootfsImageID,
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		ImageName:               config.RootfsImageName,
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		Namespace:               config.Namespace,
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		Rootfs:                  config.Rootfs,
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		Pod:                     config.Pod,
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		ResolvConfPath:          resolvPath,
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		HostnamePath:            hostnamePath,
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		HostsPath:               hostsPath,
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		StaticDir:               config.StaticDir,
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		OCIRuntime:              config.OCIRuntime,
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		ConmonPidFile:           config.ConmonPidFile,
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		PidFile:                 config.PidFile,
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		Name:                    config.Name,
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		RestartCount:            int32(runtimeInfo.RestartCount),
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		Driver:                  driverData.Name,
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		MountLabel:              config.MountLabel,
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		ProcessLabel:            config.ProcessLabel,
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		AppArmorProfile:         ctrSpec.Process.ApparmorProfile,
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		ExecIDs:                 execIDs,
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		GraphDriver:             driverData,
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		Mounts:                  inspectMounts,
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		Dependencies:            c.Dependencies(),
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		IsInfra:                 c.IsInfra(),
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		IsService:               c.IsService(),
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		KubeExitCodePropagation: config.KubeExitCodePropagation.String(),
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		LockNumber:              c.lock.ID(),
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	}
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	if config.RootfsImageID != "" { // May not be set if the container was created with --rootfs
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		image, _, err := c.runtime.libimageRuntime.LookupImage(config.RootfsImageID, nil)
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		if err != nil {
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			return nil, err
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		}
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		data.ImageDigest = image.Digest().String()
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	}
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	if ctrSpec.Process.Capabilities != nil {
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		data.EffectiveCaps = ctrSpec.Process.Capabilities.Effective
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		data.BoundingCaps = ctrSpec.Process.Capabilities.Bounding
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	}
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	if c.state.ConfigPath != "" {
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		data.OCIConfigPath = c.state.ConfigPath
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	}
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	// Check if healthcheck is not nil and --no-healthcheck option is not set.
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	// If --no-healthcheck is set Test will be always set to `[NONE]`, so the
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	// inspect status should be set to nil.
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	if c.config.HealthCheckConfig != nil && !(len(c.config.HealthCheckConfig.Test) == 1 && c.config.HealthCheckConfig.Test[0] == "NONE") {
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		// This container has a healthcheck defined in it; we need to add its state
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		healthCheckState, err := c.getHealthCheckLog()
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		if err != nil {
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			// An error here is not considered fatal; no health state will be displayed
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			logrus.Error(err)
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		} else {
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			data.State.Health = &healthCheckState
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		}
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	} else {
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		data.State.Health = nil
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	}
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	networkConfig, err := c.getContainerNetworkInfo()
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	if err != nil {
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		return nil, err
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	}
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	data.NetworkSettings = networkConfig
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	inspectConfig := c.generateInspectContainerConfig(ctrSpec)
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	data.Config = inspectConfig
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	hostConfig, err := c.generateInspectContainerHostConfig(ctrSpec, namedVolumes, mounts)
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	if err != nil {
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		return nil, err
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	}
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	data.HostConfig = hostConfig
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	if size {
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		rootFsSize, err := c.rootFsSize()
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		if err != nil {
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			logrus.Errorf("Getting rootfs size %q: %v", config.ID, err)
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		}
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		data.SizeRootFs = rootFsSize
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		rwSize, err := c.rwSize()
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		if err != nil {
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			logrus.Errorf("Getting rw size %q: %v", config.ID, err)
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		}
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		data.SizeRw = &rwSize
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	}
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	return data, nil
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}
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// Get inspect-formatted mounts list.
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// Only includes user-specified mounts. Only includes bind mounts and named
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// volumes, not tmpfs volumes.
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func (c *Container) GetMounts(namedVolumes []*ContainerNamedVolume, imageVolumes []*ContainerImageVolume, mounts []spec.Mount) ([]define.InspectMount, error) {
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	inspectMounts := []define.InspectMount{}
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	// No mounts, return early
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	if len(c.config.UserVolumes) == 0 {
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		return inspectMounts, nil
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	}
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	for _, volume := range namedVolumes {
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		mountStruct := define.InspectMount{}
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		mountStruct.Type = "volume"
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		mountStruct.Destination = volume.Dest
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		mountStruct.Name = volume.Name
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		// For src and driver, we need to look up the named
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		// volume.
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		volFromDB, err := c.runtime.state.Volume(volume.Name)
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		if err != nil {
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			return nil, fmt.Errorf("looking up volume %s in container %s config: %w", volume.Name, c.ID(), err)
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		}
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		mountStruct.Driver = volFromDB.Driver()
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		mountPoint, err := volFromDB.MountPoint()
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		if err != nil {
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			return nil, err
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		}
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		mountStruct.Source = mountPoint
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		parseMountOptionsForInspect(volume.Options, &mountStruct)
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		inspectMounts = append(inspectMounts, mountStruct)
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	}
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	for _, volume := range imageVolumes {
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		mountStruct := define.InspectMount{}
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		mountStruct.Type = "image"
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		mountStruct.Destination = volume.Dest
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		mountStruct.Source = volume.Source
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		mountStruct.RW = volume.ReadWrite
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		inspectMounts = append(inspectMounts, mountStruct)
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	}
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	for _, mount := range mounts {
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		// It's a mount.
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		// Is it a tmpfs? If so, discard.
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		if mount.Type == define.TypeTmpfs {
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			continue
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		}
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		mountStruct := define.InspectMount{}
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		mountStruct.Type = define.TypeBind
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		mountStruct.Source = mount.Source
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		mountStruct.Destination = mount.Destination
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		parseMountOptionsForInspect(mount.Options, &mountStruct)
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		inspectMounts = append(inspectMounts, mountStruct)
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	}
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	return inspectMounts, nil
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}
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// GetSecurityOptions retrieves and returns the security related annotations and process information upon inspection
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func (c *Container) GetSecurityOptions() []string {
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	ctrSpec := c.config.Spec
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	SecurityOpt := []string{}
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	if ctrSpec.Process != nil {
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		if ctrSpec.Process.NoNewPrivileges {
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			SecurityOpt = append(SecurityOpt, "no-new-privileges")
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		}
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	}
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	if label, ok := ctrSpec.Annotations[define.InspectAnnotationLabel]; ok {
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		SecurityOpt = append(SecurityOpt, fmt.Sprintf("label=%s", label))
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	}
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	if seccomp, ok := ctrSpec.Annotations[define.InspectAnnotationSeccomp]; ok {
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		SecurityOpt = append(SecurityOpt, fmt.Sprintf("seccomp=%s", seccomp))
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	}
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	if apparmor, ok := ctrSpec.Annotations[define.InspectAnnotationApparmor]; ok {
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		SecurityOpt = append(SecurityOpt, fmt.Sprintf("apparmor=%s", apparmor))
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	}
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	if c.config.Spec != nil && c.config.Spec.Linux != nil && c.config.Spec.Linux.MaskedPaths == nil {
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		SecurityOpt = append(SecurityOpt, "unmask=all")
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	}
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	return SecurityOpt
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}
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// Parse mount options so we can populate them in the mount structure.
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// The mount passed in will be modified.
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func parseMountOptionsForInspect(options []string, mount *define.InspectMount) {
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	isRW := true
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	mountProp := ""
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	zZ := ""
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	otherOpts := []string{}
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	// Some of these may be overwritten if the user passes us garbage opts
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	// (for example, [ro,rw])
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	// We catch these on the Podman side, so not a problem there, but other
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	// users of libpod who do not properly validate mount options may see
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	// this.
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	// Not really worth dealing with on our end - garbage in, garbage out.
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	for _, opt := range options {
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		switch opt {
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		case "ro":
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			isRW = false
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		case "rw":
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			// Do nothing, silently discard
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		case "shared", "slave", "private", "rshared", "rslave", "rprivate", "unbindable", "runbindable":
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			mountProp = opt
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		case "z", "Z":
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			zZ = opt
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		default:
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			otherOpts = append(otherOpts, opt)
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		}
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	}
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	mount.RW = isRW
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	mount.Propagation = mountProp
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	mount.Mode = zZ
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	mount.Options = otherOpts
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}
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// Generate the InspectContainerConfig struct for the Config field of Inspect.
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func (c *Container) generateInspectContainerConfig(spec *spec.Spec) *define.InspectContainerConfig {
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	ctrConfig := new(define.InspectContainerConfig)
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	ctrConfig.Hostname = c.Hostname()
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	ctrConfig.User = c.config.User
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	if spec.Process != nil {
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		ctrConfig.Tty = spec.Process.Terminal
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		ctrConfig.Env = append([]string{}, spec.Process.Env...)
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		ctrConfig.WorkingDir = spec.Process.Cwd
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	}
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	ctrConfig.StopTimeout = c.config.StopTimeout
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	ctrConfig.Timeout = c.config.Timeout
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	ctrConfig.OpenStdin = c.config.Stdin
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	ctrConfig.Image = c.config.RootfsImageName
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	ctrConfig.SystemdMode = c.Systemd()
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	// Leave empty is not explicitly overwritten by user
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	if len(c.config.Command) != 0 {
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		ctrConfig.Cmd = []string{}
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		ctrConfig.Cmd = append(ctrConfig.Cmd, c.config.Command...)
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	}
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	// Leave empty if not explicitly overwritten by user
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	if len(c.config.Entrypoint) != 0 {
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		ctrConfig.Entrypoint = c.config.Entrypoint
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	}
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	if len(c.config.Labels) != 0 {
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		ctrConfig.Labels = make(map[string]string)
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		for k, v := range c.config.Labels {
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			ctrConfig.Labels[k] = v
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		}
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	}
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	if len(spec.Annotations) != 0 {
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		ctrConfig.Annotations = make(map[string]string)
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		for k, v := range spec.Annotations {
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			ctrConfig.Annotations[k] = v
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		}
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	}
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	ctrConfig.StopSignal = signal.ToDockerFormat(c.config.StopSignal)
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	// TODO: should JSON deep copy this to ensure internal pointers don't
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	// leak.
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	ctrConfig.Healthcheck = c.config.HealthCheckConfig
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	ctrConfig.HealthcheckOnFailureAction = c.config.HealthCheckOnFailureAction.String()
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	ctrConfig.CreateCommand = c.config.CreateCommand
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	ctrConfig.Timezone = c.config.Timezone
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	for _, secret := range c.config.Secrets {
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		newSec := define.InspectSecret{}
 | 
						|
		newSec.Name = secret.Name
 | 
						|
		newSec.ID = secret.ID
 | 
						|
		newSec.UID = secret.UID
 | 
						|
		newSec.GID = secret.GID
 | 
						|
		newSec.Mode = secret.Mode
 | 
						|
		ctrConfig.Secrets = append(ctrConfig.Secrets, &newSec)
 | 
						|
	}
 | 
						|
 | 
						|
	// Pad Umask to 4 characters
 | 
						|
	if len(c.config.Umask) < 4 {
 | 
						|
		pad := strings.Repeat("0", 4-len(c.config.Umask))
 | 
						|
		ctrConfig.Umask = pad + c.config.Umask
 | 
						|
	} else {
 | 
						|
		ctrConfig.Umask = c.config.Umask
 | 
						|
	}
 | 
						|
 | 
						|
	ctrConfig.Passwd = c.config.Passwd
 | 
						|
	ctrConfig.ChrootDirs = append(ctrConfig.ChrootDirs, c.config.ChrootDirs...)
 | 
						|
 | 
						|
	ctrConfig.SdNotifyMode = c.config.SdNotifyMode
 | 
						|
	ctrConfig.SdNotifySocket = c.config.SdNotifySocket
 | 
						|
	return ctrConfig
 | 
						|
}
 | 
						|
 | 
						|
func generateIDMappings(idMappings types.IDMappingOptions) *define.InspectIDMappings {
 | 
						|
	var inspectMappings define.InspectIDMappings
 | 
						|
	for _, uid := range idMappings.UIDMap {
 | 
						|
		inspectMappings.UIDMap = append(inspectMappings.UIDMap, fmt.Sprintf("%d:%d:%d", uid.ContainerID, uid.HostID, uid.Size))
 | 
						|
	}
 | 
						|
	for _, gid := range idMappings.GIDMap {
 | 
						|
		inspectMappings.GIDMap = append(inspectMappings.GIDMap, fmt.Sprintf("%d:%d:%d", gid.ContainerID, gid.HostID, gid.Size))
 | 
						|
	}
 | 
						|
	return &inspectMappings
 | 
						|
}
 | 
						|
 | 
						|
// Generate the InspectContainerHostConfig struct for the HostConfig field of
 | 
						|
// Inspect.
 | 
						|
func (c *Container) generateInspectContainerHostConfig(ctrSpec *spec.Spec, namedVolumes []*ContainerNamedVolume, mounts []spec.Mount) (*define.InspectContainerHostConfig, error) {
 | 
						|
	hostConfig := new(define.InspectContainerHostConfig)
 | 
						|
 | 
						|
	logConfig := new(define.InspectLogConfig)
 | 
						|
	logConfig.Type = c.config.LogDriver
 | 
						|
	logConfig.Path = c.config.LogPath
 | 
						|
	logConfig.Size = units.HumanSize(float64(c.config.LogSize))
 | 
						|
	logConfig.Tag = c.config.LogTag
 | 
						|
 | 
						|
	hostConfig.LogConfig = logConfig
 | 
						|
 | 
						|
	restartPolicy := new(define.InspectRestartPolicy)
 | 
						|
	restartPolicy.Name = c.config.RestartPolicy
 | 
						|
	if restartPolicy.Name == "" {
 | 
						|
		restartPolicy.Name = define.RestartPolicyNo
 | 
						|
	}
 | 
						|
	restartPolicy.MaximumRetryCount = c.config.RestartRetries
 | 
						|
	hostConfig.RestartPolicy = restartPolicy
 | 
						|
	if c.config.NoCgroups {
 | 
						|
		hostConfig.Cgroups = "disabled"
 | 
						|
	} else {
 | 
						|
		hostConfig.Cgroups = "default"
 | 
						|
	}
 | 
						|
 | 
						|
	hostConfig.Dns = make([]string, 0, len(c.config.DNSServer))
 | 
						|
	for _, dns := range c.config.DNSServer {
 | 
						|
		hostConfig.Dns = append(hostConfig.Dns, dns.String())
 | 
						|
	}
 | 
						|
 | 
						|
	hostConfig.DnsOptions = make([]string, 0, len(c.config.DNSOption))
 | 
						|
	hostConfig.DnsOptions = append(hostConfig.DnsOptions, c.config.DNSOption...)
 | 
						|
 | 
						|
	hostConfig.DnsSearch = make([]string, 0, len(c.config.DNSSearch))
 | 
						|
	hostConfig.DnsSearch = append(hostConfig.DnsSearch, c.config.DNSSearch...)
 | 
						|
 | 
						|
	hostConfig.ExtraHosts = make([]string, 0, len(c.config.HostAdd))
 | 
						|
	hostConfig.ExtraHosts = append(hostConfig.ExtraHosts, c.config.HostAdd...)
 | 
						|
 | 
						|
	hostConfig.GroupAdd = make([]string, 0, len(c.config.Groups))
 | 
						|
	hostConfig.GroupAdd = append(hostConfig.GroupAdd, c.config.Groups...)
 | 
						|
 | 
						|
	if ctrSpec.Process != nil {
 | 
						|
		if ctrSpec.Process.OOMScoreAdj != nil {
 | 
						|
			hostConfig.OomScoreAdj = *ctrSpec.Process.OOMScoreAdj
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	hostConfig.SecurityOpt = c.GetSecurityOptions()
 | 
						|
 | 
						|
	hostConfig.ReadonlyRootfs = ctrSpec.Root.Readonly
 | 
						|
	hostConfig.ShmSize = c.config.ShmSize
 | 
						|
	hostConfig.Runtime = "oci"
 | 
						|
 | 
						|
	// Annotations
 | 
						|
	if ctrSpec.Annotations != nil {
 | 
						|
		if len(ctrSpec.Annotations) != 0 {
 | 
						|
			hostConfig.Annotations = ctrSpec.Annotations
 | 
						|
		}
 | 
						|
 | 
						|
		hostConfig.ContainerIDFile = ctrSpec.Annotations[define.InspectAnnotationCIDFile]
 | 
						|
		if ctrSpec.Annotations[define.InspectAnnotationAutoremove] == define.InspectResponseTrue {
 | 
						|
			hostConfig.AutoRemove = true
 | 
						|
		}
 | 
						|
		if ctrs, ok := ctrSpec.Annotations[define.VolumesFromAnnotation]; ok {
 | 
						|
			hostConfig.VolumesFrom = strings.Split(ctrs, ";")
 | 
						|
		}
 | 
						|
		if ctrSpec.Annotations[define.InspectAnnotationPrivileged] == define.InspectResponseTrue {
 | 
						|
			hostConfig.Privileged = true
 | 
						|
		}
 | 
						|
		if ctrSpec.Annotations[define.InspectAnnotationInit] == define.InspectResponseTrue {
 | 
						|
			hostConfig.Init = true
 | 
						|
		}
 | 
						|
		if ctrSpec.Annotations[define.InspectAnnotationPublishAll] == define.InspectResponseTrue {
 | 
						|
			hostConfig.PublishAllPorts = true
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	if err := c.platformInspectContainerHostConfig(ctrSpec, hostConfig); err != nil {
 | 
						|
		return nil, err
 | 
						|
	}
 | 
						|
 | 
						|
	// NanoCPUs.
 | 
						|
	// This is only calculated if CpuPeriod == 100000.
 | 
						|
	// It is given in nanoseconds, versus the microseconds used elsewhere -
 | 
						|
	// so multiply by 10000 (not sure why, but 1000 is off by 10).
 | 
						|
	if hostConfig.CpuPeriod == 100000 {
 | 
						|
		hostConfig.NanoCpus = 10000 * hostConfig.CpuQuota
 | 
						|
	}
 | 
						|
 | 
						|
	// Bind mounts, formatted as src:dst.
 | 
						|
	// We'll be appending some options that aren't necessarily in the
 | 
						|
	// original command line... but no helping that from inside libpod.
 | 
						|
	binds := []string{}
 | 
						|
	tmpfs := make(map[string]string)
 | 
						|
	for _, namedVol := range namedVolumes {
 | 
						|
		if len(namedVol.Options) > 0 {
 | 
						|
			binds = append(binds, fmt.Sprintf("%s:%s:%s", namedVol.Name, namedVol.Dest, strings.Join(namedVol.Options, ",")))
 | 
						|
		} else {
 | 
						|
			binds = append(binds, fmt.Sprintf("%s:%s", namedVol.Name, namedVol.Dest))
 | 
						|
		}
 | 
						|
	}
 | 
						|
	for _, mount := range mounts {
 | 
						|
		if mount.Type == define.TypeTmpfs {
 | 
						|
			tmpfs[mount.Destination] = strings.Join(mount.Options, ",")
 | 
						|
		} else {
 | 
						|
			// TODO - maybe we should parse for empty source/destination
 | 
						|
			// here. Would be confusing if we print just a bare colon.
 | 
						|
			if len(mount.Options) > 0 {
 | 
						|
				binds = append(binds, fmt.Sprintf("%s:%s:%s", mount.Source, mount.Destination, strings.Join(mount.Options, ",")))
 | 
						|
			} else {
 | 
						|
				binds = append(binds, fmt.Sprintf("%s:%s", mount.Source, mount.Destination))
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	hostConfig.Binds = binds
 | 
						|
	hostConfig.Tmpfs = tmpfs
 | 
						|
 | 
						|
	// Network mode parsing.
 | 
						|
	networkMode := c.NetworkMode()
 | 
						|
	hostConfig.NetworkMode = networkMode
 | 
						|
 | 
						|
	// Port bindings.
 | 
						|
	// Only populate if we are creating the network namespace to configure the network.
 | 
						|
	if c.config.CreateNetNS {
 | 
						|
		hostConfig.PortBindings = makeInspectPortBindings(c.config.PortMappings)
 | 
						|
	} else {
 | 
						|
		hostConfig.PortBindings = make(map[string][]define.InspectHostPort)
 | 
						|
	}
 | 
						|
 | 
						|
	// Ulimits
 | 
						|
	hostConfig.Ulimits = []define.InspectUlimit{}
 | 
						|
	if ctrSpec.Process != nil {
 | 
						|
		for _, limit := range ctrSpec.Process.Rlimits {
 | 
						|
			newLimit := define.InspectUlimit{}
 | 
						|
			newLimit.Name = limit.Type
 | 
						|
			newLimit.Soft = int64(limit.Soft)
 | 
						|
			newLimit.Hard = int64(limit.Hard)
 | 
						|
			hostConfig.Ulimits = append(hostConfig.Ulimits, newLimit)
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	// Terminal size
 | 
						|
	// We can't actually get this for now...
 | 
						|
	// So default to something sane.
 | 
						|
	// TODO: Populate this.
 | 
						|
	hostConfig.ConsoleSize = []uint{0, 0}
 | 
						|
 | 
						|
	return hostConfig, nil
 | 
						|
}
 | 
						|
 | 
						|
// Return true if the container is running in the host's PID NS.
 | 
						|
func (c *Container) inHostPidNS() (bool, error) {
 | 
						|
	if c.config.PIDNsCtr != "" {
 | 
						|
		return false, nil
 | 
						|
	}
 | 
						|
	ctrSpec, err := c.specFromState()
 | 
						|
	if err != nil {
 | 
						|
		return false, err
 | 
						|
	}
 | 
						|
	if ctrSpec.Linux != nil {
 | 
						|
		// Locate the spec's PID namespace.
 | 
						|
		// If there is none, it's pid=host.
 | 
						|
		// If there is one and it has a path, it's "ns:".
 | 
						|
		// If there is no path, it's default - the empty string.
 | 
						|
		for _, ns := range ctrSpec.Linux.Namespaces {
 | 
						|
			if ns.Type == spec.PIDNamespace {
 | 
						|
				return false, nil
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return true, nil
 | 
						|
}
 | 
						|
 | 
						|
func (c *Container) GetDevices(priv bool, ctrSpec spec.Spec, deviceNodes map[string]string) ([]define.InspectDevice, error) {
 | 
						|
	devices := []define.InspectDevice{}
 | 
						|
	if ctrSpec.Linux != nil && !priv {
 | 
						|
		for _, dev := range ctrSpec.Linux.Devices {
 | 
						|
			key := fmt.Sprintf("%d:%d", dev.Major, dev.Minor)
 | 
						|
			if deviceNodes == nil {
 | 
						|
				nodes, err := util.FindDeviceNodes()
 | 
						|
				if err != nil {
 | 
						|
					return nil, err
 | 
						|
				}
 | 
						|
				deviceNodes = nodes
 | 
						|
			}
 | 
						|
			path, ok := deviceNodes[key]
 | 
						|
			if !ok {
 | 
						|
				logrus.Warnf("Could not locate device %s on host", key)
 | 
						|
				continue
 | 
						|
			}
 | 
						|
			newDev := define.InspectDevice{}
 | 
						|
			newDev.PathOnHost = path
 | 
						|
			newDev.PathInContainer = dev.Path
 | 
						|
			devices = append(devices, newDev)
 | 
						|
		}
 | 
						|
	}
 | 
						|
	return devices, nil
 | 
						|
}
 | 
						|
 | 
						|
func blkioDeviceThrottle(deviceNodes map[string]string, devs []spec.LinuxThrottleDevice) ([]define.InspectBlkioThrottleDevice, error) {
 | 
						|
	out := []define.InspectBlkioThrottleDevice{}
 | 
						|
	for _, dev := range devs {
 | 
						|
		key := fmt.Sprintf("%d:%d", dev.Major, dev.Minor)
 | 
						|
		if deviceNodes == nil {
 | 
						|
			nodes, err := util.FindDeviceNodes()
 | 
						|
			if err != nil {
 | 
						|
				return nil, err
 | 
						|
			}
 | 
						|
			deviceNodes = nodes
 | 
						|
		}
 | 
						|
		path, ok := deviceNodes[key]
 | 
						|
		if !ok {
 | 
						|
			logrus.Infof("Could not locate throttle device %s in system devices", key)
 | 
						|
			continue
 | 
						|
		}
 | 
						|
		throttleDev := define.InspectBlkioThrottleDevice{}
 | 
						|
		throttleDev.Path = path
 | 
						|
		throttleDev.Rate = dev.Rate
 | 
						|
		out = append(out, throttleDev)
 | 
						|
	}
 | 
						|
	return out, nil
 | 
						|
}
 |