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authorbaude <bbaude@redhat.com>2018-01-02 16:29:43 -0600
committerAtomic Bot <atomic-devel@projectatomic.io>2018-01-08 19:12:17 +0000
commit7b08aa78e4ede4c54fda6cd9917bb62e18d0d634 (patch)
tree1c480d9dfb8db3268dc3fdcca827792278a3ae47 /cmd/podman/stats.go
parent6baf6e461de6e560cc48d35239e7c392bec4481c (diff)
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Shortcut for most recent container
It is desirable to have a shortcut for the most recently created container. We can now use "**latest" to represent the most recent container instead of its container ID or name. For example: Signed-off-by: baude <bbaude@redhat.com> Closes: #179 Approved by: baude
Diffstat (limited to 'cmd/podman/stats.go')
-rw-r--r--cmd/podman/stats.go19
1 files changed, 17 insertions, 2 deletions
diff --git a/cmd/podman/stats.go b/cmd/podman/stats.go
index cf54a8bfe..d2ffd8a75 100644
--- a/cmd/podman/stats.go
+++ b/cmd/podman/stats.go
@@ -42,7 +42,7 @@ var (
cli.BoolFlag{
Name: "no-reset",
Usage: "disable resetting the screen between intervals",
- },
+ }, LatestFlag,
}
statsDescription = "display a live stream of one or more containers' resource usage statistics"
@@ -61,6 +61,15 @@ func statsCmd(c *cli.Context) error {
return err
}
+ all := c.Bool("all")
+
+ if c.Bool("latest") && all {
+ return errors.Errorf("--all and --latest cannot be used together")
+ }
+
+ if c.Bool("latest") && len(c.Args()) > 0 {
+ return errors.Errorf("no container names are allowed with --latest")
+ }
runtime, err := getRuntime(c)
if err != nil {
return errors.Wrapf(err, "could not get runtime")
@@ -75,7 +84,6 @@ func statsCmd(c *cli.Context) error {
var format string
var ctrs []*libpod.Container
var containerFunc func() ([]*libpod.Container, error)
- all := c.Bool("all")
if c.IsSet("format") {
format = c.String("format")
@@ -85,6 +93,13 @@ func statsCmd(c *cli.Context) error {
if len(c.Args()) > 0 {
containerFunc = func() ([]*libpod.Container, error) { return runtime.GetContainersByList(c.Args()) }
+ } else if c.Bool("latest") {
+ containerFunc = func() ([]*libpod.Container, error) {
+ var ctrs []*libpod.Container
+ lastCtr, err := runtime.GetLatestContainer()
+ ctrs = append(ctrs, lastCtr)
+ return ctrs, err
+ }
} else if all {
containerFunc = runtime.GetAllContainers
} else {