-
Notifications
You must be signed in to change notification settings - Fork 1.3k
/
update.go
66 lines (59 loc) · 1.74 KB
/
update.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
package apply
func (r *Reconciler) updateKubeVirtSystem(controllerDeploymentsRolledOver bool) (bool, error) {
// UPDATE PATH IS
// 1. daemonsets - ensures all compute nodes are updated to handle new features
// 2. wait for daemonsets to roll over
// 3. controllers - ensures control plane is ready for new features
// 4. wait for controllers to roll over
// 5. apiserver - toggles on new features.
// create/update Daemonsets
for _, daemonSet := range r.targetStrategy.DaemonSets() {
finished, err := r.syncDaemonSet(daemonSet)
if !finished || err != nil {
return false, err
}
}
// create/update Controller Deployments
for _, deployment := range r.targetStrategy.ControllerDeployments() {
deployment, err := r.syncDeployment(deployment)
if err != nil {
return false, err
}
err = r.syncPodDisruptionBudgetForDeployment(deployment)
if err != nil {
return false, err
}
}
// wait for controllers
if !controllerDeploymentsRolledOver {
// not rolled out yet
return false, nil
}
// create/update ExportProxy Deployments
for _, deployment := range r.targetStrategy.ExportProxyDeployments() {
if r.exportProxyEnabled() {
deployment, err := r.syncDeployment(deployment)
if err != nil {
return false, err
}
err = r.syncPodDisruptionBudgetForDeployment(deployment)
if err != nil {
return false, err
}
} else if err := r.deleteDeployment(deployment); err != nil {
return false, err
}
}
// create/update API Deployments
for _, deployment := range r.targetStrategy.ApiDeployments() {
deployment, err := r.syncDeployment(deployment)
if err != nil {
return false, err
}
err = r.syncPodDisruptionBudgetForDeployment(deployment)
if err != nil {
return false, err
}
}
return true, nil
}