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Code Issues Releases Wiki Activity

Start containers if stopped and use net=host for etcd

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This commit is contained in:
galal-hussein 2018-01-15 23:01:58 +02:00 committed by Denise
parent 3bfa9bd49b
commit d7ffdc04b5
2 changed files with 22 additions and 28 deletions
docker
docker.go
services
etcd.go

34
docker/docker.go
View File

@ -22,11 +22,26 @@ var K8sDockerVersions = map[string][]string{
}
func DoRunContainer(ctx context.Context, dClient *client.Client, imageCfg *container.Config, hostCfg *container.HostConfig, containerName string, hostname string, plane string) error {
isRunning, err := IsContainerRunning(ctx, dClient, hostname, containerName, false)
container, err := dClient.ContainerInspect(ctx, containerName)
if err != nil {
return err
if !client.IsErrNotFound(err) {
return err
}
if err := UseLocalOrPull(ctx, dClient, hostname, imageCfg.Image, plane); err != nil {
return err
}
resp, err := dClient.ContainerCreate(ctx, imageCfg, hostCfg, nil, containerName)
if err != nil {
return fmt.Errorf("Failed to create [%s] container on host [%s]: %v", containerName, hostname, err)
}
if err := dClient.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{}); err != nil {
return fmt.Errorf("Failed to start [%s] container on host [%s]: %v", containerName, hostname, err)
}
log.Infof(ctx, "[%s] Successfully started [%s] container on host [%s]", plane, containerName, hostname)
return nil
}
if isRunning {
// Check for upgrades
if container.State.Running {
log.Infof(ctx, "[%s] Container [%s] is already running on host [%s]", plane, containerName, hostname)
isUpgradable, err := IsContainerUpgradable(ctx, dClient, imageCfg, containerName, hostname, plane)
if err != nil {
@ -38,18 +53,11 @@ func DoRunContainer(ctx context.Context, dClient *client.Client, imageCfg *conta
return nil
}
err = UseLocalOrPull(ctx, dClient, hostname, imageCfg.Image, plane)
if err != nil {
return err
}
resp, err := dClient.ContainerCreate(ctx, imageCfg, hostCfg, nil, containerName)
if err != nil {
return fmt.Errorf("Failed to create [%s] container on host [%s]: %v", containerName, hostname, err)
}
if err := dClient.ContainerStart(ctx, resp.ID, types.ContainerStartOptions{}); err != nil {
// start if not running
log.Infof(ctx, "[%s] Starting stopped container [%s] on host [%s]", plane, containerName, hostname)
if err := dClient.ContainerStart(ctx, container.ID, types.ContainerStartOptions{}); err != nil {
return fmt.Errorf("Failed to start [%s] container on host [%s]: %v", containerName, hostname, err)
}
logrus.Debugf("[%s] Successfully started [%s] container: [%s]", plane, containerName, resp.ID)
log.Infof(ctx, "[%s] Successfully started [%s] container on host [%s]", plane, containerName, hostname)
return nil
}

16
services/etcd.go
View File

@ -8,7 +8,6 @@ import (
etcdclient "github.com/coreos/etcd/client"
"github.com/docker/docker/api/types/container"
"github.com/docker/go-connections/nat"
"github.com/rancher/rke/docker"
"github.com/rancher/rke/hosts"
"github.com/rancher/rke/log"
@ -64,20 +63,7 @@ func buildEtcdConfig(host *hosts.Host, etcdService v3.ETCDService, initCluster s
RestartPolicy: container.RestartPolicy{Name: "always"},
Binds: []string{
"/var/lib/etcd:/etcd-data"},
PortBindings: nat.PortMap{
"2379/tcp": []nat.PortBinding{
{
HostIP: "0.0.0.0",
HostPort: "2379",
},
},
"2380/tcp": []nat.PortBinding{
{
HostIP: "0.0.0.0",
HostPort: "2380",
},
},
},
NetworkMode: "host",
}
for arg, value := range etcdService.ExtraArgs {
cmd := fmt.Sprintf("--%s=%s", arg, value)