Print the creation time for containers (#431)

* Added a new `created` field that exports the creation time
for all the containers in the cluster.

Signed-off-by: Alvaro Saurin <alvaro.saurin@gmail.com>

pkg/runtimes/docker/translate.go

@@ -39,7 +39,6 @@ import (
 
 // TranslateNodeToContainer translates a k3d node specification to a docker container representation
 func TranslateNodeToContainer(node *k3d.Node) (*NodeInDocker, error) {
-
 	/* initialize everything that we need */
 	containerConfig := docker.Config{}
 	hostConfig := docker.HostConfig{
@@ -134,7 +133,6 @@ func TranslateContainerToNode(cont *types.Container) (*k3d.Node, error) {
 
 // TranslateContainerDetailsToNode translates a docker containerJSON object into a k3d node representation
 func TranslateContainerDetailsToNode(containerDetails types.ContainerJSON) (*k3d.Node, error) {
-
 	// translate portMap to string representation
 	ports := []string{}
 	for containerPort, portBindingList := range containerDetails.HostConfig.PortBindings {
@@ -201,6 +199,7 @@ func TranslateContainerDetailsToNode(containerDetails types.ContainerJSON) (*k3d
 		Args:       []string{}, // empty, since Cmd already contains flags
 		Ports:      ports,
 		Restart:    restart,
+		Created:    containerDetails.Created,
 		Labels:     labels,
 		Network:    clusterNetwork,
 		ServerOpts: serverOpts,

pkg/types/types.go

@@ -240,6 +240,7 @@ type Node struct {
 	Args       []string          `yaml:"extra_args" json:"extraArgs,omitempty"`
 	Ports      []string          `yaml:"port_mappings" json:"portMappings,omitempty"`
 	Restart    bool              `yaml:"restart" json:"restart,omitempty"`
+	Created    string            `yaml:"created" json:"created,omitempty"`
 	Labels     map[string]string // filled automatically
 	Network    string            // filled automatically
 	ExtraHosts []string          // filled automatically