k3s/pkg/cluster/cluster.go

81 lines
1.6 KiB
Go

package cluster
import (
"context"
"strings"
"github.com/pkg/errors"
"github.com/rancher/k3s/pkg/clientaccess"
"github.com/rancher/k3s/pkg/daemons/config"
"github.com/rancher/kine/pkg/client"
"github.com/rancher/kine/pkg/endpoint"
)
type Cluster struct {
clientAccessInfo *clientaccess.Info
config *config.Control
runtime *config.ControlRuntime
db interface{}
runJoin bool
storageStarted bool
etcdConfig endpoint.ETCDConfig
joining bool
saveBootstrap bool
storageClient client.Client
}
func (c *Cluster) Start(ctx context.Context) error {
if err := c.startClusterAndHTTPS(ctx); err != nil {
return errors.Wrap(err, "start cluster and https")
}
if c.runJoin {
if err := c.postJoin(ctx); err != nil {
return errors.Wrap(err, "post join")
}
}
if err := c.testClusterDB(ctx); err != nil {
return err
}
if c.saveBootstrap {
if err := c.save(ctx); err != nil {
return err
}
}
if c.runJoin {
if err := c.joined(); err != nil {
return err
}
}
return c.startStorage(ctx)
}
func (c *Cluster) startStorage(ctx context.Context) error {
if c.storageStarted {
return nil
}
c.storageStarted = true
etcdConfig, err := endpoint.Listen(ctx, c.config.Datastore)
if err != nil {
return errors.Wrap(err, "creating storage endpoint")
}
c.etcdConfig = etcdConfig
c.config.Datastore.Config = etcdConfig.TLSConfig
c.config.Datastore.Endpoint = strings.Join(etcdConfig.Endpoints, ",")
c.config.NoLeaderElect = !etcdConfig.LeaderElect
return nil
}
func New(config *config.Control) *Cluster {
return &Cluster{
config: config,
runtime: config.Runtime,
}
}