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Switch to etcd v3 API by default

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This commit is contained in:
Wojciech Tyczynski 2016-11-04 13:50:59 +01:00
parent 76f115a8ee
commit 498a893fa3
6 changed files with 12 additions and 8 deletions
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4
cluster/saltbase/salt/etcd/etcd.manifest
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@ -20,9 +20,9 @@
{% endfor -%}
{% set etcd_cluster = vars.etcd_cluster -%}
{% set cluster_state = vars.cluster_state -%}
{% set storage_backend = pillar.get('storage_backend', 'etcd2') -%}
{% set storage_backend = pillar.get('storage_backend', 'etcd3') -%}
{% set quota_bytes = '' -%}
{% if pillar.get('storage_backend', 'etcd2') == 'etcd3' -%}
{% if pillar.get('storage_backend', 'etcd3') == 'etcd3' -%}
{% set quota_bytes = '--quota-backend-bytes=4294967296' -%}
{% endif -%}
{% set srv_kube_path = "/srv/kubernetes" -%}

4
hack/verify-flags/exceptions.txt
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@ -39,8 +39,8 @@ cluster/photon-controller/util.sh: node_name=${1}
cluster/rackspace/util.sh: local node_ip=$(nova show --minimal ${NODE_NAMES[$i]} \
cluster/saltbase/salt/cluster-autoscaler/cluster-autoscaler.manifest:{% set params = pillar['autoscaler_mig_config'] + " " + cloud_config -%}
cluster/saltbase/salt/etcd/etcd.manifest: "value": "{{ storage_backend }}"
cluster/saltbase/salt/etcd/etcd.manifest:{% if pillar.get('storage_backend', 'etcd2') == 'etcd3' -%}
cluster/saltbase/salt/etcd/etcd.manifest:{% set storage_backend = pillar.get('storage_backend', 'etcd2') -%}
cluster/saltbase/salt/etcd/etcd.manifest:{% if pillar.get('storage_backend', 'etcd3') == 'etcd3' -%}
cluster/saltbase/salt/etcd/etcd.manifest:{% set storage_backend = pillar.get('storage_backend', 'etcd3') -%}
cluster/saltbase/salt/kube-admission-controls/init.sls:{% if 'LimitRanger' in pillar.get('admission_control', '') %}
cluster/saltbase/salt/kube-apiserver/kube-apiserver.manifest:{% set params = address + " " + storage_backend + " " + etcd_servers + " " + etcd_servers_overrides + " " + cloud_provider + " " + cloud_config + " " + runtime_config + " " + feature_gates + " " + admission_control + " " + max_requests_inflight + " " + target_ram_mb + " " + service_cluster_ip_range + " " + client_ca_file + basic_auth_file + " " + min_request_timeout + " " + enable_garbage_collector + " " + etcd_quorum_read -%}
cluster/saltbase/salt/kube-controller-manager/kube-controller-manager.manifest:{% if pillar.get('enable_hostpath_provisioner', '').lower() == 'true' -%}

2
pkg/genericapiserver/options/etcd.go
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@ -61,7 +61,7 @@ func (s *EtcdOptions) AddFlags(fs *pflag.FlagSet) {
"format: group/resource#servers, where servers are http://ip:port, semicolon separated.")
fs.StringVar(&s.StorageConfig.Type, "storage-backend", s.StorageConfig.Type,
"The storage backend for persistence. Options: 'etcd2' (default), 'etcd3'.")
"The storage backend for persistence. Options: 'etcd3' (default), 'etcd2'.")
fs.IntVar(&s.StorageConfig.DeserializationCacheSize, "deserialization-cache-size", s.StorageConfig.DeserializationCacheSize,
"Number of deserialized json objects to cache in memory.")

2
pkg/storage/storagebackend/config.go
View File

@ -26,7 +26,7 @@ const (
// Config is configuration for creating a storage backend.
type Config struct {
// Type defines the type of storage backend, e.g. "etcd2", etcd3". Default ("") is "etcd2".
// Type defines the type of storage backend, e.g. "etcd2", etcd3". Default ("") is "etcd3".
Type string
// Prefix is the prefix to all keys passed to storage.Interface methods.
Prefix string

4
pkg/storage/storagebackend/factory/factory.go
View File

@ -29,9 +29,9 @@ type DestroyFunc func()
// Create creates a storage backend based on given config.
func Create(c storagebackend.Config) (storage.Interface, DestroyFunc, error) {
switch c.Type {
case storagebackend.StorageTypeUnset, storagebackend.StorageTypeETCD2:
case storagebackend.StorageTypeETCD2:
return newETCD2Storage(c)
case storagebackend.StorageTypeETCD3:
case storagebackend.StorageTypeUnset, storagebackend.StorageTypeETCD3:
// TODO: We have the following features to implement:
// - Support secure connection by using key, cert, and CA files.
// - Honor "https" scheme to support secure connection in gRPC.

4
test/e2e_node/services/apiserver.go
View File

@ -42,6 +42,10 @@ func NewAPIServer() *APIServer {
func (a *APIServer) Start() error {
config := options.NewServerRunOptions()
config.Etcd.StorageConfig.ServerList = []string{getEtcdClientURL()}
// TODO: Current setup of etcd in e2e-node tests doesn't support etcd v3
// protocol. We should migrate it to use the same infrastructure as all
// other tests (pkg/storage/etcd/testing).
config.Etcd.StorageConfig.Type = "etcd2"
_, ipnet, err := net.ParseCIDR(clusterIPRange)
if err != nil {
return err