diff options
Diffstat (limited to 'pkg/adapter/runtime.go')
-rw-r--r-- | pkg/adapter/runtime.go | 109 |
1 files changed, 99 insertions, 10 deletions
diff --git a/pkg/adapter/runtime.go b/pkg/adapter/runtime.go index 8624981b1..6a68a3aea 100644 --- a/pkg/adapter/runtime.go +++ b/pkg/adapter/runtime.go @@ -3,11 +3,13 @@ package adapter import ( + "bufio" "context" "io" "io/ioutil" "os" "strconv" + "text/template" "github.com/containers/buildah" "github.com/containers/buildah/imagebuildah" @@ -16,7 +18,9 @@ import ( "github.com/containers/image/types" "github.com/containers/libpod/cmd/podman/cliconfig" "github.com/containers/libpod/cmd/podman/libpodruntime" + "github.com/containers/libpod/cmd/podman/shared" "github.com/containers/libpod/libpod" + "github.com/containers/libpod/libpod/events" "github.com/containers/libpod/libpod/image" "github.com/containers/libpod/pkg/rootless" "github.com/pkg/errors" @@ -108,15 +112,6 @@ func (r *LocalRuntime) RemoveImage(ctx context.Context, img *ContainerImage, for return r.Runtime.RemoveImage(ctx, img.Image, force) } -// LookupContainer ... -func (r *LocalRuntime) LookupContainer(idOrName string) (*Container, error) { - ctr, err := r.Runtime.LookupContainer(idOrName) - if err != nil { - return nil, err - } - return &Container{ctr}, nil -} - // PruneImages is wrapper into PruneImages within the image pkg func (r *LocalRuntime) PruneImages(all bool) ([]string, error) { return r.ImageRuntime().PruneImages(all) @@ -264,7 +259,7 @@ func (r *LocalRuntime) Build(ctx context.Context, c *cliconfig.BuildValues, opti if err != nil { return errors.Wrapf(err, "error parsing namespace-related options") } - usernsOption, idmappingOptions, err := parse.IDMappingOptions(c.PodmanCommand.Command) + usernsOption, idmappingOptions, err := parse.IDMappingOptions(c.PodmanCommand.Command, options.Isolation) if err != nil { return errors.Wrapf(err, "error parsing ID mapping options") } @@ -341,3 +336,97 @@ func IsImageNotFound(err error) bool { } return false } + +// HealthCheck is a wrapper to same named function in libpod +func (r *LocalRuntime) HealthCheck(c *cliconfig.HealthCheckValues) (libpod.HealthCheckStatus, error) { + return r.Runtime.HealthCheck(c.InputArgs[0]) +} + +// JoinOrCreateRootlessPod joins the specified pod if it is running or it creates a new user namespace +// if the pod is stopped +func (r *LocalRuntime) JoinOrCreateRootlessPod(pod *Pod) (bool, int, error) { + if os.Geteuid() == 0 { + return false, 0, nil + } + opts := rootless.Opts{ + Argument: pod.ID(), + } + + inspect, err := pod.Inspect() + if err != nil { + return false, 0, err + } + for _, ctr := range inspect.Containers { + prevCtr, err := r.LookupContainer(ctr.ID) + if err != nil { + return false, -1, err + } + s, err := prevCtr.State() + if err != nil { + return false, -1, err + } + if s != libpod.ContainerStateRunning && s != libpod.ContainerStatePaused { + continue + } + data, err := ioutil.ReadFile(prevCtr.Config().ConmonPidFile) + if err != nil { + return false, -1, errors.Wrapf(err, "cannot read conmon PID file %q", prevCtr.Config().ConmonPidFile) + } + conmonPid, err := strconv.Atoi(string(data)) + if err != nil { + return false, -1, errors.Wrapf(err, "cannot parse PID %q", data) + } + return rootless.JoinDirectUserAndMountNSWithOpts(uint(conmonPid), &opts) + } + + return rootless.BecomeRootInUserNSWithOpts(&opts) +} + +// Events is a wrapper to libpod to obtain libpod/podman events +func (r *LocalRuntime) Events(c *cliconfig.EventValues) error { + var ( + fromStart bool + eventsError error + ) + options, err := shared.GenerateEventOptions(c.Filter, c.Since, c.Until) + if err != nil { + return errors.Wrapf(err, "unable to generate event options") + } + tmpl, err := template.New("events").Parse(c.Format) + if err != nil { + return err + } + if len(c.Since) > 0 || len(c.Until) > 0 { + fromStart = true + } + eventChannel := make(chan *events.Event) + go func() { + eventsError = r.Runtime.Events(fromStart, c.Stream, options, eventChannel) + }() + + if eventsError != nil { + return eventsError + } + if err != nil { + return errors.Wrapf(err, "unable to tail the events log") + } + w := bufio.NewWriter(os.Stdout) + for event := range eventChannel { + if len(c.Format) > 0 { + if err := tmpl.Execute(w, event); err != nil { + return err + } + } else { + if _, err := w.Write([]byte(event.ToHumanReadable())); err != nil { + return err + } + } + if _, err := w.Write([]byte("\n")); err != nil { + return err + } + if err := w.Flush(); err != nil { + return err + } + } + return nil +} |