126 lines
3.1 KiB
Go
126 lines
3.1 KiB
Go
package cluster
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.bus.zalan.do/acid/postgres-operator/pkg/util"
|
|
)
|
|
|
|
func (c *Cluster) SyncCluster() {
|
|
c.logger.Debugf("Syncing Secrets")
|
|
if err := c.syncSecrets(); err != nil {
|
|
c.logger.Infof("Can't sync Secrets: %s", err)
|
|
}
|
|
|
|
c.logger.Debugf("Syncing Endpoints")
|
|
if err := c.syncEndpoint(); err != nil {
|
|
c.logger.Errorf("Can't sync Endpoints: %s", err)
|
|
}
|
|
|
|
c.logger.Debugf("Syncing Services")
|
|
if err := c.syncService(); err != nil {
|
|
c.logger.Errorf("Can't sync Services: %s", err)
|
|
}
|
|
|
|
c.logger.Debugf("Syncing StatefulSets")
|
|
if err := c.syncStatefulSet(); err != nil {
|
|
c.logger.Errorf("Can't sync StatefulSets: %s", err)
|
|
}
|
|
}
|
|
|
|
func (c *Cluster) syncSecrets() error {
|
|
//TODO: mind the secrets of the deleted/new users
|
|
if err := c.initUsers(); err != nil {
|
|
return err
|
|
}
|
|
|
|
err := c.applySecrets()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Cluster) syncService() error {
|
|
cSpec := c.Spec
|
|
if c.Service == nil {
|
|
c.logger.Infof("Can't find the cluster's Service")
|
|
svc, err := c.createService()
|
|
if err != nil {
|
|
return fmt.Errorf("Can't create missing Service: %s", err)
|
|
}
|
|
c.logger.Infof("Created missing Service '%s'", util.NameFromMeta(svc.ObjectMeta))
|
|
|
|
return nil
|
|
}
|
|
|
|
desiredSvc := c.genService(cSpec.AllowedSourceRanges)
|
|
if match, reason := c.sameServiceWith(desiredSvc); match {
|
|
return nil
|
|
} else {
|
|
c.logServiceChanges(c.Service, desiredSvc, false, reason)
|
|
}
|
|
|
|
if err := c.updateService(desiredSvc); err != nil {
|
|
return fmt.Errorf("Can't update Service to match desired state: %s", err)
|
|
}
|
|
c.logger.Infof("Service '%s' is in the desired state now", util.NameFromMeta(desiredSvc.ObjectMeta))
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Cluster) syncEndpoint() error {
|
|
if c.Endpoint == nil {
|
|
c.logger.Infof("Can't find the cluster's Endpoint")
|
|
ep, err := c.createEndpoint()
|
|
if err != nil {
|
|
return fmt.Errorf("Can't create missing Endpoint: %s", err)
|
|
}
|
|
c.logger.Infof("Created missing Endpoint '%s'", util.NameFromMeta(ep.ObjectMeta))
|
|
return nil
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (c *Cluster) syncStatefulSet() error {
|
|
cSpec := c.Spec
|
|
if c.Statefulset == nil {
|
|
c.logger.Infof("Can't find the cluster's StatefulSet")
|
|
ss, err := c.createStatefulSet()
|
|
if err != nil {
|
|
return fmt.Errorf("Can't create missing StatefulSet: %s", err)
|
|
}
|
|
err = c.waitStatefulsetPodsReady()
|
|
if err != nil {
|
|
return fmt.Errorf("Cluster is not ready: %s", err)
|
|
}
|
|
c.logger.Infof("Created missing StatefulSet '%s'", util.NameFromMeta(ss.ObjectMeta))
|
|
return nil
|
|
}
|
|
|
|
desiredSS := c.genStatefulSet(cSpec)
|
|
match, rollUpdate, reason := c.compareStatefulSetWith(desiredSS)
|
|
if match {
|
|
return nil
|
|
}
|
|
c.logStatefulSetChanges(c.Statefulset, desiredSS, false, reason)
|
|
|
|
if err := c.updateStatefulSet(desiredSS); err != nil {
|
|
return fmt.Errorf("Can't update StatefulSet: %s", err)
|
|
}
|
|
|
|
if !rollUpdate {
|
|
c.logger.Debugln("No rolling update is needed")
|
|
return nil
|
|
}
|
|
c.logger.Debugln("Performing rolling update")
|
|
if err := c.recreatePods(); err != nil {
|
|
return fmt.Errorf("Can't recreate Pods: %s", err)
|
|
}
|
|
c.logger.Infof("Pods have been recreated")
|
|
|
|
return nil
|
|
}
|