github/kubernetes
1
0
Fork 0
mirror of https://github.com/k3s-io/kubernetes.git synced 2025-07-27 05:27:21 +00:00
Code Issues Projects Releases Wiki Activity

kubelet/cni: hook network plugin Status() up to CNI network discovery

Browse Source 
Ensure that the plugin returns NotReady status until there is a
CNI network available which can be used to set up pods.

Fixes: https://github.com/kubernetes/kubernetes/issues/43014
This commit is contained in:
Dan Williams 2017-03-21 15:01:23 -05:00
parent 948e3754f8
commit 193abffdbe
2 changed files with 9 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
pkg/kubelet/network/cni/BUILD
View File

@ -20,7 +20,6 @@ go_library(
"//vendor:github.com/containernetworking/cni/libcni", "//vendor:github.com/containernetworking/cni/libcni",
"//vendor:github.com/containernetworking/cni/pkg/types", "//vendor:github.com/containernetworking/cni/pkg/types",
"//vendor:github.com/golang/glog", "//vendor:github.com/golang/glog",
"//vendor:k8s.io/apimachinery/pkg/util/wait",
], ],
) )

16
pkg/kubelet/network/cni/cni.go
View File

@ -21,12 +21,10 @@ import (
"fmt" "fmt"
"sort" "sort"
"sync" "sync"
"time"
"github.com/containernetworking/cni/libcni" "github.com/containernetworking/cni/libcni"
cnitypes "github.com/containernetworking/cni/pkg/types" cnitypes "github.com/containernetworking/cni/pkg/types"
"github.com/golang/glog" "github.com/golang/glog"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/kubernetes/pkg/apis/componentconfig" "k8s.io/kubernetes/pkg/apis/componentconfig"
kubecontainer "k8s.io/kubernetes/pkg/kubelet/container" kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
"k8s.io/kubernetes/pkg/kubelet/network" "k8s.io/kubernetes/pkg/kubelet/network"
@ -147,13 +145,9 @@ func (plugin *cniNetworkPlugin) Init(host network.Host, hairpinMode componentcon
if err != nil { if err != nil {
return err return err
} }
plugin.host = host plugin.host = host
// sync network config from pluginDir periodically to detect network config updates plugin.syncNetworkConfig()
go wait.Forever(func() {
plugin.syncNetworkConfig()
}, 10*time.Second)
return nil return nil
} }
@ -189,6 +183,14 @@ func (plugin *cniNetworkPlugin) Name() string {
return CNIPluginName return CNIPluginName
} }
func (plugin *cniNetworkPlugin) Status() error {
// sync network config from pluginDir periodically to detect network config updates
plugin.syncNetworkConfig()
// Can't set up pods if we don't have any CNI network configs yet
return plugin.checkInitialized()
}
func (plugin *cniNetworkPlugin) SetUpPod(namespace string, name string, id kubecontainer.ContainerID, annotations map[string]string) error { func (plugin *cniNetworkPlugin) SetUpPod(namespace string, name string, id kubecontainer.ContainerID, annotations map[string]string) error {
if err := plugin.checkInitialized(); err != nil { if err := plugin.checkInitialized(); err != nil {
return err return err