Files
flagger/pkg/canary/status.go
2019-04-15 11:27:08 +03:00

105 lines
3.5 KiB
Go

package canary
import (
"encoding/base64"
"encoding/json"
"fmt"
flaggerv1 "github.com/weaveworks/flagger/pkg/apis/flagger/v1alpha3"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
// SyncStatus encodes the canary pod spec and updates the canary status
func (c *Deployer) SyncStatus(cd *flaggerv1.Canary, status flaggerv1.CanaryStatus) error {
dep, err := c.KubeClient.AppsV1().Deployments(cd.Namespace).Get(cd.Spec.TargetRef.Name, metav1.GetOptions{})
if err != nil {
if errors.IsNotFound(err) {
return fmt.Errorf("deployment %s.%s not found", cd.Spec.TargetRef.Name, cd.Namespace)
}
return fmt.Errorf("deployment %s.%s query error %v", cd.Spec.TargetRef.Name, cd.Namespace, err)
}
specJson, err := json.Marshal(dep.Spec.Template.Spec)
if err != nil {
return fmt.Errorf("deployment %s.%s marshal error %v", cd.Spec.TargetRef.Name, cd.Namespace, err)
}
configs, err := c.ConfigTracker.GetConfigRefs(cd)
if err != nil {
return fmt.Errorf("configs query error %v", err)
}
cdCopy := cd.DeepCopy()
cdCopy.Status.Phase = status.Phase
cdCopy.Status.CanaryWeight = status.CanaryWeight
cdCopy.Status.FailedChecks = status.FailedChecks
cdCopy.Status.Iterations = status.Iterations
cdCopy.Status.LastAppliedSpec = base64.StdEncoding.EncodeToString(specJson)
cdCopy.Status.LastTransitionTime = metav1.Now()
cdCopy.Status.TrackedConfigs = configs
cd, err = c.FlaggerClient.FlaggerV1alpha3().Canaries(cd.Namespace).UpdateStatus(cdCopy)
if err != nil {
return fmt.Errorf("canary %s.%s status update error %v", cdCopy.Name, cdCopy.Namespace, err)
}
return nil
}
// SetStatusFailedChecks updates the canary failed checks counter
func (c *Deployer) SetStatusFailedChecks(cd *flaggerv1.Canary, val int) error {
cdCopy := cd.DeepCopy()
cdCopy.Status.FailedChecks = val
cdCopy.Status.LastTransitionTime = metav1.Now()
cd, err := c.FlaggerClient.FlaggerV1alpha3().Canaries(cd.Namespace).UpdateStatus(cdCopy)
if err != nil {
return fmt.Errorf("canary %s.%s status update error %v", cdCopy.Name, cdCopy.Namespace, err)
}
return nil
}
// SetStatusWeight updates the canary status weight value
func (c *Deployer) SetStatusWeight(cd *flaggerv1.Canary, val int) error {
cdCopy := cd.DeepCopy()
cdCopy.Status.CanaryWeight = val
cdCopy.Status.LastTransitionTime = metav1.Now()
cd, err := c.FlaggerClient.FlaggerV1alpha3().Canaries(cd.Namespace).UpdateStatus(cdCopy)
if err != nil {
return fmt.Errorf("canary %s.%s status update error %v", cdCopy.Name, cdCopy.Namespace, err)
}
return nil
}
// SetStatusIterations updates the canary status iterations value
func (c *Deployer) SetStatusIterations(cd *flaggerv1.Canary, val int) error {
cdCopy := cd.DeepCopy()
cdCopy.Status.Iterations = val
cdCopy.Status.LastTransitionTime = metav1.Now()
cd, err := c.FlaggerClient.FlaggerV1alpha3().Canaries(cd.Namespace).UpdateStatus(cdCopy)
if err != nil {
return fmt.Errorf("canary %s.%s status update error %v", cdCopy.Name, cdCopy.Namespace, err)
}
return nil
}
// SetStatusPhase updates the canary status phase
func (c *Deployer) SetStatusPhase(cd *flaggerv1.Canary, phase flaggerv1.CanaryPhase) error {
cdCopy := cd.DeepCopy()
cdCopy.Status.Phase = phase
cdCopy.Status.LastTransitionTime = metav1.Now()
if phase != flaggerv1.CanaryProgressing {
cdCopy.Status.CanaryWeight = 0
cdCopy.Status.Iterations = 0
}
cd, err := c.FlaggerClient.FlaggerV1alpha3().Canaries(cd.Namespace).UpdateStatus(cdCopy)
if err != nil {
return fmt.Errorf("canary %s.%s status update error %v", cdCopy.Name, cdCopy.Namespace, err)
}
return nil
}