package entities import ( "sort" "strings" "github.com/containers/libpod/pkg/ps/define" "github.com/cri-o/ocicni/pkg/ocicni" "github.com/pkg/errors" ) // Listcontainer describes a container suitable for listing type ListContainer struct { // Container command Command []string // Container creation time Created int64 // If container has exited/stopped Exited bool // Time container exited ExitedAt int64 // If container has exited, the return code from the command ExitCode int32 // The unique identifier for the container ID string `json:"Id"` // Container image Image string // If this container is a Pod infra container IsInfra bool // Labels for container Labels map[string]string // User volume mounts Mounts []string // The names assigned to the container Names []string // Namespaces the container belongs to. Requires the // namespace boolean to be true Namespaces ListContainerNamespaces // The process id of the container Pid int // If the container is part of Pod, the Pod ID. Requires the pod // boolean to be set Pod string // If the container is part of Pod, the Pod name. Requires the pod // boolean to be set PodName string // Port mappings Ports []ocicni.PortMapping // Size of the container rootfs. Requires the size boolean to be true Size *define.ContainerSize // Time when container started StartedAt int64 // State of container State string } // ListContainer Namespaces contains the identifiers of the container's Linux namespaces type ListContainerNamespaces struct { // Mount namespace MNT string `json:"Mnt,omitempty"` // Cgroup namespace Cgroup string `json:"Cgroup,omitempty"` // IPC namespace IPC string `json:"Ipc,omitempty"` // Network namespace NET string `json:"Net,omitempty"` // PID namespace PIDNS string `json:"Pidns,omitempty"` // UTS namespace UTS string `json:"Uts,omitempty"` // User namespace User string `json:"User,omitempty"` } type SortListContainers []ListContainer func (a SortListContainers) Len() int { return len(a) } func (a SortListContainers) Swap(i, j int) { a[i], a[j] = a[j], a[i] } type psSortedCommand struct{ SortListContainers } func (a psSortedCommand) Less(i, j int) bool { return strings.Join(a.SortListContainers[i].Command, " ") < strings.Join(a.SortListContainers[j].Command, " ") } type psSortedId struct{ SortListContainers } func (a psSortedId) Less(i, j int) bool { return a.SortListContainers[i].ID < a.SortListContainers[j].ID } type psSortedImage struct{ SortListContainers } func (a psSortedImage) Less(i, j int) bool { return a.SortListContainers[i].Image < a.SortListContainers[j].Image } type psSortedNames struct{ SortListContainers } func (a psSortedNames) Less(i, j int) bool { return a.SortListContainers[i].Names[0] < a.SortListContainers[j].Names[0] } type psSortedPod struct{ SortListContainers } func (a psSortedPod) Less(i, j int) bool { return a.SortListContainers[i].Pod < a.SortListContainers[j].Pod } type psSortedRunningFor struct{ SortListContainers } func (a psSortedRunningFor) Less(i, j int) bool { return a.SortListContainers[i].StartedAt < a.SortListContainers[j].StartedAt } type psSortedStatus struct{ SortListContainers } func (a psSortedStatus) Less(i, j int) bool { return a.SortListContainers[i].State < a.SortListContainers[j].State } type psSortedSize struct{ SortListContainers } func (a psSortedSize) Less(i, j int) bool { if a.SortListContainers[i].Size == nil || a.SortListContainers[j].Size == nil { return false } return a.SortListContainers[i].Size.RootFsSize < a.SortListContainers[j].Size.RootFsSize } type PsSortedCreateTime struct{ SortListContainers } func (a PsSortedCreateTime) Less(i, j int) bool { return a.SortListContainers[i].Created < a.SortListContainers[j].Created } func SortPsOutput(sortBy string, psOutput SortListContainers) (SortListContainers, error) { switch sortBy { case "id": sort.Sort(psSortedId{psOutput}) case "image": sort.Sort(psSortedImage{psOutput}) case "command": sort.Sort(psSortedCommand{psOutput}) case "runningfor": sort.Sort(psSortedRunningFor{psOutput}) case "status": sort.Sort(psSortedStatus{psOutput}) case "size": sort.Sort(psSortedSize{psOutput}) case "names": sort.Sort(psSortedNames{psOutput}) case "created": sort.Sort(PsSortedCreateTime{psOutput}) case "pod": sort.Sort(psSortedPod{psOutput}) default: return nil, errors.Errorf("invalid option for --sort, options are: command, created, id, image, names, runningfor, size, or status") } return psOutput, nil } func (l ListContainer) CGROUPNS() string { return l.Namespaces.Cgroup } func (l ListContainer) IPC() string { return l.Namespaces.IPC } func (l ListContainer) MNT() string { return l.Namespaces.MNT } func (l ListContainer) NET() string { return l.Namespaces.NET } func (l ListContainer) PIDNS() string { return l.Namespaces.PIDNS } func (l ListContainer) USERNS() string { return l.Namespaces.User } func (l ListContainer) UTS() string { return l.Namespaces.UTS }