kubernetes/cmd/kubeadm/app/util/apiclient/idempotency.go

type ConfigMapMutator …

var apiCallRetryInterval …

// CreateOrUpdateConfigMap creates a ConfigMap if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateConfigMap(client clientset.Interface, cm *v1.ConfigMap) error { … }

// CreateOrMutateConfigMap tries to create the ConfigMap provided as cm. If the resource exists already, the latest version will be fetched from
// the cluster and mutator callback will be called on it, then an Update of the mutated ConfigMap will be performed. This function is resilient
// to conflicts, and a retry will be issued if the ConfigMap was modified on the server between the refresh and the update (while the mutation was
// taking place)
func CreateOrMutateConfigMap(client clientset.Interface, cm *v1.ConfigMap, mutator ConfigMapMutator) error { … }

// mutateConfigMap takes a ConfigMap Object Meta (namespace and name), retrieves the resource from the server and tries to mutate it
// by calling to the mutator callback, then an Update of the mutated ConfigMap will be performed. This function is resilient
// to conflicts, and a retry will be issued if the ConfigMap was modified on the server between the refresh and the update (while the mutation was
// taking place).
func mutateConfigMap(client clientset.Interface, meta metav1.ObjectMeta, mutator ConfigMapMutator) error { … }

// CreateOrRetainConfigMap creates a ConfigMap if the target resource doesn't exist. If the resource exists already, this function will retain the resource instead.
func CreateOrRetainConfigMap(client clientset.Interface, cm *v1.ConfigMap, configMapName string) error { … }

// CreateOrUpdateSecret creates a Secret if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateSecret(client clientset.Interface, secret *v1.Secret) error { … }

// CreateOrUpdateServiceAccount creates a ServiceAccount if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateServiceAccount(client clientset.Interface, sa *v1.ServiceAccount) error { … }

// CreateOrUpdateDeployment creates a Deployment if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateDeployment(client clientset.Interface, deploy *apps.Deployment) error { … }

// CreateOrRetainDeployment creates a Deployment if the target resource doesn't exist. If the resource exists already, this function will retain the resource instead.
func CreateOrRetainDeployment(client clientset.Interface, deploy *apps.Deployment, deployName string) error { … }

// CreateOrUpdateDaemonSet creates a DaemonSet if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateDaemonSet(client clientset.Interface, ds *apps.DaemonSet) error { … }

// CreateOrUpdateRole creates a Role if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateRole(client clientset.Interface, role *rbac.Role) error { … }

// CreateOrUpdateRoleBinding creates a RoleBinding if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateRoleBinding(client clientset.Interface, roleBinding *rbac.RoleBinding) error { … }

// CreateOrUpdateClusterRole creates a ClusterRole if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateClusterRole(client clientset.Interface, clusterRole *rbac.ClusterRole) error { … }

// CreateOrUpdateClusterRoleBinding creates a ClusterRoleBinding if the target resource doesn't exist. If the resource exists already, this function will update the resource instead.
func CreateOrUpdateClusterRoleBinding(client clientset.Interface, clusterRoleBinding *rbac.ClusterRoleBinding) error { … }

// PatchNodeOnce executes patchFn on the node object found by the node name.
func PatchNodeOnce(client clientset.Interface, nodeName string, patchFn func(*v1.Node), lastError *error) func(context.Context) (bool, error) { … }

// PatchNode tries to patch a node using patchFn for the actual mutating logic.
// Retries are provided by the wait package.
func PatchNode(client clientset.Interface, nodeName string, patchFn func(*v1.Node)) error { … }

// GetConfigMapWithShortRetry tries to retrieve a ConfigMap using the given client, retrying for a short
// time if it gets an unexpected error. The main usage of this function is in areas of the code that
// fallback to a default ConfigMap value in case the one from the API cannot be quickly obtained.
func GetConfigMapWithShortRetry(client clientset.Interface, namespace, name string) (*v1.ConfigMap, error) { … }