/
operandHandler.go
242 lines (208 loc) · 7.9 KB
/
operandHandler.go
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package operands
import (
"context"
"fmt"
"time"
log "github.com/go-logr/logr"
"golang.org/x/sync/errgroup"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
logf "sigs.k8s.io/controller-runtime/pkg/log"
hcov1beta1 "github.com/kubevirt/hyperconverged-cluster-operator/api/v1beta1"
"github.com/kubevirt/hyperconverged-cluster-operator/controllers/common"
"github.com/kubevirt/hyperconverged-cluster-operator/pkg/monitoring/metrics"
hcoutil "github.com/kubevirt/hyperconverged-cluster-operator/pkg/util"
kubevirtcorev1 "kubevirt.io/api/core/v1"
cdiv1beta1 "kubevirt.io/containerized-data-importer-api/pkg/apis/core/v1beta1"
)
const (
reconcileFailed = "ReconcileFailed"
ErrCDIUninstall = "ErrCDIUninstall"
uninstallCDIErrorMsg = "The uninstall request failed on CDI component: "
ErrVirtUninstall = "ErrVirtUninstall"
uninstallVirtErrorMsg = "The uninstall request failed on virt component: "
ErrHCOUninstall = "ErrHCOUninstall"
uninstallHCOErrorMsg = "The uninstall request failed on dependent components, please check their logs."
deleteTimeOut = 30 * time.Second
)
// common constants
const (
kvPriorityClass = "kubevirt-cluster-critical"
)
var (
logger = logf.Log.WithName("operandHandlerInit")
)
type OperandHandler struct {
client client.Client
operands []Operand
// save for deletions
objects []client.Object
eventEmitter hcoutil.EventEmitter
}
func NewOperandHandler(client client.Client, scheme *runtime.Scheme, ci hcoutil.ClusterInfo, eventEmitter hcoutil.EventEmitter) *OperandHandler {
operands := []Operand{
(*genericOperand)(newKvPriorityClassHandler(client, scheme)),
(*genericOperand)(newKubevirtHandler(client, scheme)),
(*genericOperand)(newCdiHandler(client, scheme)),
(*genericOperand)(newCnaHandler(client, scheme)),
newMtqHandler(client, scheme),
newAAQHandler(client, scheme),
}
if ci.IsOpenshift() {
operands = append(operands, []Operand{
(*genericOperand)(newSspHandler(client, scheme)),
(*genericOperand)(newCliDownloadHandler(client, scheme)),
(*genericOperand)(newCliDownloadsRouteHandler(client, scheme)),
(*genericOperand)(newServiceHandler(client, scheme, NewCliDownloadsService)),
}...)
}
if ci.IsOpenshift() && ci.IsConsolePluginImageProvided() {
operands = append(operands, newConsoleHandler(client))
operands = append(operands, (*genericOperand)(newServiceHandler(client, scheme, NewKvUIPluginSvc)))
operands = append(operands, (*genericOperand)(newServiceHandler(client, scheme, NewKvUIProxySvc)))
}
if ci.IsManagedByOLM() {
operands = append(operands, newCsvHandler(client, ci))
}
return &OperandHandler{
client: client,
operands: operands,
eventEmitter: eventEmitter,
}
}
// FirstUseInitiation is a lazy init function
// The k8s client is not available when calling to NewOperandHandler.
// Initial operations that need to read/write from the cluster can only be done when the client is already working.
func (h *OperandHandler) FirstUseInitiation(scheme *runtime.Scheme, ci hcoutil.ClusterInfo, hc *hcov1beta1.HyperConverged) {
h.objects = make([]client.Object, 0)
if ci.IsOpenshift() {
h.addOperands(scheme, hc, getQuickStartHandlers)
h.addOperands(scheme, hc, getDashboardHandlers)
h.addOperands(scheme, hc, getImageStreamHandlers)
h.addOperands(scheme, hc, newVirtioWinCmHandler)
h.addOperands(scheme, hc, newVirtioWinCmReaderRoleHandler)
h.addOperands(scheme, hc, newVirtioWinCmReaderRoleBindingHandler)
}
if ci.IsOpenshift() && ci.IsConsolePluginImageProvided() {
h.addOperands(scheme, hc, newKvUIPluginDeploymentHandler)
h.addOperands(scheme, hc, newKvUIProxyDeploymentHandler)
h.addOperands(scheme, hc, newKvUINginxCMHandler)
h.addOperands(scheme, hc, newKvUIPluginCRHandler)
}
}
func (h *OperandHandler) GetQuickStartNames() []string {
return quickstartNames
}
type GetHandler func(logger log.Logger, Client client.Client, Scheme *runtime.Scheme, hc *hcov1beta1.HyperConverged) ([]Operand, error)
func (h *OperandHandler) addOperands(scheme *runtime.Scheme, hc *hcov1beta1.HyperConverged, getHandler GetHandler) {
handlers, err := getHandler(logger, h.client, scheme, hc)
if err != nil {
logger.Error(err, "can't create ConsoleQuickStarts objects")
} else if len(handlers) > 0 {
for _, handler := range handlers {
var (
obj client.Object
err error
)
switch h := handler.(type) {
case *genericOperand:
obj, err = h.hooks.getFullCr(hc)
case *imageStreamOperand:
obj, err = h.operand.hooks.getFullCr(hc)
default:
err = fmt.Errorf("unknown handler with type %v", h)
}
if err != nil {
logger.Error(err, "can't create object")
continue
}
h.objects = append(h.objects, obj)
}
h.operands = append(h.operands, handlers...)
}
}
func (h *OperandHandler) Ensure(req *common.HcoRequest) error {
for _, handler := range h.operands {
res := handler.ensure(req)
if res.Err != nil {
req.Logger.Error(res.Err, "failed to ensure an operand")
req.ComponentUpgradeInProgress = false
req.Conditions.SetStatusCondition(metav1.Condition{
Type: hcov1beta1.ConditionReconcileComplete,
Status: metav1.ConditionFalse,
Reason: reconcileFailed,
Message: fmt.Sprintf("Error while reconciling: %v", res.Err),
ObservedGeneration: req.Instance.Generation,
})
return res.Err
}
if res.Created {
h.eventEmitter.EmitEvent(req.Instance, corev1.EventTypeNormal, "Created", fmt.Sprintf("Created %s %s", res.Type, res.Name))
} else if res.Updated {
h.handleUpdatedOperand(req, res)
} else if res.Deleted {
h.eventEmitter.EmitEvent(req.Instance, corev1.EventTypeNormal, "Killing", fmt.Sprintf("Removed %s %s", res.Type, res.Name))
}
req.ComponentUpgradeInProgress = req.ComponentUpgradeInProgress && res.UpgradeDone
}
return nil
}
func (h *OperandHandler) handleUpdatedOperand(req *common.HcoRequest, res *EnsureResult) {
if !res.Overwritten {
h.eventEmitter.EmitEvent(req.Instance, corev1.EventTypeNormal, "Updated", fmt.Sprintf("Updated %s %s", res.Type, res.Name))
} else {
h.eventEmitter.EmitEvent(req.Instance, corev1.EventTypeWarning, "Overwritten", fmt.Sprintf("Overwritten %s %s", res.Type, res.Name))
if !req.UpgradeMode {
metrics.IncOverwrittenModifications(res.Type, res.Name)
}
}
}
func (h *OperandHandler) EnsureDeleted(req *common.HcoRequest) error {
tCtx, cancel := context.WithTimeout(req.Ctx, deleteTimeOut)
defer cancel()
resources := []client.Object{
NewKubeVirtWithNameOnly(req.Instance),
NewCDIWithNameOnly(req.Instance),
NewNetworkAddonsWithNameOnly(req.Instance),
NewSSPWithNameOnly(req.Instance),
NewConsoleCLIDownload(req.Instance),
NewMTQWithNameOnly(req.Instance),
NewAAQWithNameOnly(req.Instance),
}
resources = append(resources, h.objects...)
eg, egCtx := errgroup.WithContext(tCtx)
for _, res := range resources {
func(o client.Object) {
eg.Go(func() error {
deleted, err := hcoutil.EnsureDeleted(egCtx, h.client, o, req.Instance.Name, req.Logger, false, true, true)
if err != nil {
req.Logger.Error(err, "Failed to manually delete objects")
errT := ErrHCOUninstall
errMsg := uninstallHCOErrorMsg
switch o.(type) {
case *kubevirtcorev1.KubeVirt:
errT = ErrVirtUninstall
errMsg = uninstallVirtErrorMsg + err.Error()
case *cdiv1beta1.CDI:
errT = ErrCDIUninstall
errMsg = uninstallCDIErrorMsg + err.Error()
}
h.eventEmitter.EmitEvent(req.Instance, corev1.EventTypeWarning, errT, errMsg)
return err
} else if deleted {
key := client.ObjectKeyFromObject(o)
h.eventEmitter.EmitEvent(req.Instance, corev1.EventTypeNormal, "Killing", fmt.Sprintf("Removed %s %s", o.GetObjectKind().GroupVersionKind().Kind, key.Name))
}
return nil
})
}(res)
}
return eg.Wait()
}
func (h *OperandHandler) Reset() {
for _, op := range h.operands {
op.reset()
}
}