github.com/hanks177/podman/v4@v4.1.3-0.20220613032544-16d90015bc83/pkg/domain/infra/tunnel/events.go (about)

     1  package tunnel
     2  
     3  import (
     4  	"context"
     5  	"strings"
     6  
     7  	"github.com/hanks177/podman/v4/libpod/events"
     8  	"github.com/hanks177/podman/v4/pkg/bindings/system"
     9  	"github.com/hanks177/podman/v4/pkg/domain/entities"
    10  
    11  	"github.com/pkg/errors"
    12  )
    13  
    14  func (ic *ContainerEngine) Events(ctx context.Context, opts entities.EventsOptions) error {
    15  	filters := make(map[string][]string)
    16  	if len(opts.Filter) > 0 {
    17  		for _, filter := range opts.Filter {
    18  			split := strings.Split(filter, "=")
    19  			if len(split) < 2 {
    20  				return errors.Errorf("invalid filter %q", filter)
    21  			}
    22  			filters[split[0]] = append(filters[split[0]], strings.Join(split[1:], "="))
    23  		}
    24  	}
    25  	binChan := make(chan entities.Event)
    26  	go func() {
    27  		for e := range binChan {
    28  			opts.EventChan <- entities.ConvertToLibpodEvent(e)
    29  		}
    30  		close(opts.EventChan)
    31  	}()
    32  	options := new(system.EventsOptions).WithFilters(filters).WithSince(opts.Since).WithStream(opts.Stream).WithUntil(opts.Until)
    33  	return system.Events(ic.ClientCtx, binChan, nil, options)
    34  }
    35  
    36  // GetLastContainerEvent takes a container name or ID and an event status and returns
    37  // the last occurrence of the container event.
    38  func (ic *ContainerEngine) GetLastContainerEvent(ctx context.Context, nameOrID string, containerEvent events.Status) (*events.Event, error) {
    39  	// check to make sure the event.Status is valid
    40  	if _, err := events.StringToStatus(containerEvent.String()); err != nil {
    41  		return nil, err
    42  	}
    43  	var event events.Event
    44  	return &event, nil
    45  
    46  	/*
    47  		        FIXME: We need new bindings for this section
    48  			filters := []string{
    49  				fmt.Sprintf("container=%s", nameOrID),
    50  				fmt.Sprintf("event=%s", containerEvent),
    51  				"type=container",
    52  			}
    53  
    54  			containerEvents, err := system.GetEvents(ctx, entities.EventsOptions{Filter: filters})
    55  			if err != nil {
    56  				return nil, err
    57  			}
    58  			if len(containerEvents) < 1 {
    59  				return nil, errors.Wrapf(events.ErrEventNotFound, "%s not found", containerEvent.String())
    60  			}
    61  			// return the last element in the slice
    62  			return containerEvents[len(containerEvents)-1], nil
    63  	*/
    64  }