70 lines
1.2 KiB
Go
70 lines
1.2 KiB
Go
package containerd
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import "time"
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type EventType int
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func (t EventType) String() string {
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switch t {
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case ExitEvent:
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return "exit"
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case PausedEvent:
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return "paused"
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case CreateEvent:
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return "create"
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case StartEvent:
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return "start"
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case OOMEvent:
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return "oom"
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case ExecAddEvent:
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return "execAdd"
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}
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return "unknown"
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}
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const (
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ExitEvent EventType = iota + 1
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PausedEvent
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CreateEvent
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StartEvent
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OOMEvent
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ExecAddEvent
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)
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type Event struct {
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Timestamp time.Time
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Type EventType
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Runtime string
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ID string
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Pid uint32
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ExitStatus uint32
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}
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type EventWriter interface {
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Write(*Event) error
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}
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type EventFilter func(*Event) bool
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// NewFilterEventWriter returns an EventWriter that runs the provided filters on the events.
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// If all the filters pass then the event is written to the wrapped EventWriter
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func NewFilterEventWriter(w EventWriter, filters ...EventFilter) EventWriter {
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return &filteredEventWriter{
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w: w,
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filters: filters,
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}
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}
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type filteredEventWriter struct {
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w EventWriter
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filters []EventFilter
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}
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func (f *filteredEventWriter) Write(e *Event) error {
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for _, filter := range f.filters {
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if !filter(e) {
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return nil
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}
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}
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return f.w.Write(e)
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}
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