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authorValentin Rothberg <rothberg@redhat.com>2020-05-29 13:20:22 +0200
committerValentin Rothberg <rothberg@redhat.com>2020-06-11 11:01:13 +0200
commit402c68b41d3fd8f354a4fd0ba4d4101920f8cfe6 (patch)
treeae60cd4ffc1e50a88740b888d4d8d6d0bb5e530e /cmd/podman/pods
parent144c6bb76d7652f53167d4bc7130cf897f5903a1 (diff)
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pod create: add `--infra-conmon-pidfile`
Add an `--infra-conmon-pidfile` flag to `podman-pod-create` to write the infra container's conmon process ID to a specified path. Several container sub-commands already support `--conmon-pidfile` which is especially helpful to allow for systemd to access and track the conmon processes. This allows for easily tracking the conmon process of a pod's infra container. Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'cmd/podman/pods')
-rw-r--r--cmd/podman/pods/create.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/cmd/podman/pods/create.go b/cmd/podman/pods/create.go
index 5ed5fa57c..51b7a7d52 100644
--- a/cmd/podman/pods/create.go
+++ b/cmd/podman/pods/create.go
@@ -53,6 +53,7 @@ func init() {
flags.AddFlagSet(common.GetNetFlags())
flags.StringVar(&createOptions.CGroupParent, "cgroup-parent", "", "Set parent cgroup for the pod")
flags.BoolVar(&createOptions.Infra, "infra", true, "Create an infra container associated with the pod to share namespaces with")
+ flags.StringVar(&createOptions.InfraConmonPidFile, "infra-conmon-pidfile", "", "Path to the file that will receive the POD of the infra container's conmon")
flags.StringVar(&createOptions.InfraImage, "infra-image", containerConfig.Engine.InfraImage, "The image of the infra container to associate with the pod")
flags.StringVar(&createOptions.InfraCommand, "infra-command", containerConfig.Engine.InfraCommand, "The command to run on the infra container when the pod is started")
flags.StringSliceVar(&labelFile, "label-file", []string{}, "Read in a line delimited file of labels")
@@ -83,6 +84,9 @@ func create(cmd *cobra.Command, args []string) error {
if !createOptions.Infra {
logrus.Debugf("Not creating an infra container")
+ if cmd.Flag("infra-conmon-pidfile").Changed {
+ return errors.New("cannot set infra-conmon-pid without an infra container")
+ }
if cmd.Flag("infra-command").Changed {
return errors.New("cannot set infra-command without an infra container")
}