This update provides:
1) workaround around the build failures. In
summary, it forces the download of some packages during the build
process.
2) update the set of packages that should go inside the vendor
directory
3) Update the dockerfile to use go 1.10
Change-Id: I2bfd090ce0f25b0c10aa214755ae2da7e5384d60
diff --git a/vendor/github.com/coreos/etcd/clientv3/ordering/kv.go b/vendor/github.com/coreos/etcd/clientv3/ordering/kv.go
new file mode 100644
index 0000000..dc9926e
--- /dev/null
+++ b/vendor/github.com/coreos/etcd/clientv3/ordering/kv.go
@@ -0,0 +1,149 @@
+// Copyright 2017 The etcd Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package ordering
+
+import (
+ "context"
+ "sync"
+
+ "github.com/coreos/etcd/clientv3"
+)
+
+// kvOrdering ensures that serialized requests do not return
+// get with revisions less than the previous
+// returned revision.
+type kvOrdering struct {
+ clientv3.KV
+ orderViolationFunc OrderViolationFunc
+ prevRev int64
+ revMu sync.RWMutex
+}
+
+func NewKV(kv clientv3.KV, orderViolationFunc OrderViolationFunc) *kvOrdering {
+ return &kvOrdering{kv, orderViolationFunc, 0, sync.RWMutex{}}
+}
+
+func (kv *kvOrdering) getPrevRev() int64 {
+ kv.revMu.RLock()
+ defer kv.revMu.RUnlock()
+ return kv.prevRev
+}
+
+func (kv *kvOrdering) setPrevRev(currRev int64) {
+ kv.revMu.Lock()
+ defer kv.revMu.Unlock()
+ if currRev > kv.prevRev {
+ kv.prevRev = currRev
+ }
+}
+
+func (kv *kvOrdering) Get(ctx context.Context, key string, opts ...clientv3.OpOption) (*clientv3.GetResponse, error) {
+ // prevRev is stored in a local variable in order to record the prevRev
+ // at the beginning of the Get operation, because concurrent
+ // access to kvOrdering could change the prevRev field in the
+ // middle of the Get operation.
+ prevRev := kv.getPrevRev()
+ op := clientv3.OpGet(key, opts...)
+ for {
+ r, err := kv.KV.Do(ctx, op)
+ if err != nil {
+ return nil, err
+ }
+ resp := r.Get()
+ if resp.Header.Revision == prevRev {
+ return resp, nil
+ } else if resp.Header.Revision > prevRev {
+ kv.setPrevRev(resp.Header.Revision)
+ return resp, nil
+ }
+ err = kv.orderViolationFunc(op, r, prevRev)
+ if err != nil {
+ return nil, err
+ }
+ }
+}
+
+func (kv *kvOrdering) Txn(ctx context.Context) clientv3.Txn {
+ return &txnOrdering{
+ kv.KV.Txn(ctx),
+ kv,
+ ctx,
+ sync.Mutex{},
+ []clientv3.Cmp{},
+ []clientv3.Op{},
+ []clientv3.Op{},
+ }
+}
+
+// txnOrdering ensures that serialized requests do not return
+// txn responses with revisions less than the previous
+// returned revision.
+type txnOrdering struct {
+ clientv3.Txn
+ *kvOrdering
+ ctx context.Context
+ mu sync.Mutex
+ cmps []clientv3.Cmp
+ thenOps []clientv3.Op
+ elseOps []clientv3.Op
+}
+
+func (txn *txnOrdering) If(cs ...clientv3.Cmp) clientv3.Txn {
+ txn.mu.Lock()
+ defer txn.mu.Unlock()
+ txn.cmps = cs
+ txn.Txn.If(cs...)
+ return txn
+}
+
+func (txn *txnOrdering) Then(ops ...clientv3.Op) clientv3.Txn {
+ txn.mu.Lock()
+ defer txn.mu.Unlock()
+ txn.thenOps = ops
+ txn.Txn.Then(ops...)
+ return txn
+}
+
+func (txn *txnOrdering) Else(ops ...clientv3.Op) clientv3.Txn {
+ txn.mu.Lock()
+ defer txn.mu.Unlock()
+ txn.elseOps = ops
+ txn.Txn.Else(ops...)
+ return txn
+}
+
+func (txn *txnOrdering) Commit() (*clientv3.TxnResponse, error) {
+ // prevRev is stored in a local variable in order to record the prevRev
+ // at the beginning of the Commit operation, because concurrent
+ // access to txnOrdering could change the prevRev field in the
+ // middle of the Commit operation.
+ prevRev := txn.getPrevRev()
+ opTxn := clientv3.OpTxn(txn.cmps, txn.thenOps, txn.elseOps)
+ for {
+ opResp, err := txn.KV.Do(txn.ctx, opTxn)
+ if err != nil {
+ return nil, err
+ }
+ txnResp := opResp.Txn()
+ if txnResp.Header.Revision >= prevRev {
+ txn.setPrevRev(txnResp.Header.Revision)
+ return txnResp, nil
+ }
+ err = txn.orderViolationFunc(opTxn, opResp, prevRev)
+ if err != nil {
+ return nil, err
+ }
+ }
+}