[18.09 backport] Fix update out of sequence and increase max recv gRPC message size for nodes and secrets

.golangci.yml

@@ -0,0 +1,14 @@
+run:
+  tests: false
+linters: 
+  disable-all: true
+  enable:
+    - misspell
+    - gofmt
+    - goimports
+    - golint
+    - ineffassign
+    - deadcode
+    - unconvert
+    - govet
+

agent/agent.go

@@ -575,7 +575,7 @@ func (a *Agent) nodeDescriptionWithHostname(ctx context.Context, tlsInfo *api.No
 
 	// Override hostname and TLS info
 	if desc != nil {
-		if a.config.Hostname != "" && desc != nil {
+		if a.config.Hostname != "" {
 			desc.Hostname = a.config.Hostname
 		}
 		desc.TLSInfo = tlsInfo

agent/agent_test.go

@@ -355,7 +355,7 @@ func TestSessionReconnectsIfDispatcherErrors(t *testing.T) {
 			return fmt.Errorf("expecting 2 closed sessions, got %d", len(closedSessions))
 		}
 		return nil
-	}, 5*time.Second))
+	}, 10*time.Second))
 }
 
 type testSessionTracker struct {

agent/exec/dockerapi/controller.go

@@ -654,7 +654,7 @@ func parsePortMap(portMap nat.PortMap) ([]*api.PortConfig, error) {
 			return nil, err
 		}
 
-		protocol := api.ProtocolTCP
+		var protocol api.PortConfig_Protocol
 		switch strings.ToLower(parts[1]) {
 		case "tcp":
 			protocol = api.ProtocolTCP

agent/session.go

@@ -3,6 +3,7 @@ package agent
 import (
 	"context"
 	"errors"
+	"math"
 	"sync"
 	"time"
 
@@ -64,6 +65,7 @@ func newSession(ctx context.Context, agent *Agent, delay time.Duration, sessionI
 	cc, err := agent.config.ConnBroker.Select(
 		grpc.WithTransportCredentials(agent.config.Credentials),
 		grpc.WithTimeout(dispatcherRPCTimeout),
+		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(math.MaxInt32)),
 	)
 
 	if err != nil {
@@ -136,7 +138,7 @@ func (s *session) start(ctx context.Context, description *api.NodeDescription) e
 	// `ctx` is done and hence fail to propagate the timeout error to the agent.
 	// If the error is not propogated to the agent, the agent will not close
 	// the session or rebuild a new session.
-	sessionCtx, cancelSession := context.WithCancel(ctx) // nolint: vet
+	sessionCtx, cancelSession := context.WithCancel(ctx) //nolint:govet
 
 	// Need to run Session in a goroutine since there's no way to set a
 	// timeout for an individual Recv call in a stream.
@@ -159,7 +161,7 @@ func (s *session) start(ctx context.Context, description *api.NodeDescription) e
 	select {
 	case err := <-errChan:
 		if err != nil {
-			return err // nolint: vet
+			return err //nolint:govet
 		}
 	case <-time.After(dispatcherRPCTimeout):
 		cancelSession()

cmd/swarmctl/service/flagparser/tmpfs.go

@@ -64,7 +64,7 @@ func parseTmpfs(flags *pflag.FlagSet, spec *api.ServiceSpec) error {
 							// remove suffix and try again
 							suffix := meat[len(meat)-1]
 							meat = meat[:len(meat)-1]
-							var multiplier int64 = 1
+							var multiplier int64
 							switch suffix {
 							case 'g':
 								multiplier = 1 << 30

direct.mk

@@ -17,8 +17,8 @@ version/version.go:
 setup: ## install dependencies
 	@echo "🐳 $@"
 	# TODO(stevvooe): Install these from the vendor directory
-	@go get -u github.com/alecthomas/gometalinter
-	@gometalinter --install
+	# install golangci-lint version 1.17.1 to ./bin/golangci-lint
+	@curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s v1.17.1
 	@go get -u github.com/lk4d4/vndr
 	@go get -u github.com/stevvooe/protobuild
 
@@ -43,7 +43,7 @@ checkprotos: generate ## check if protobufs needs to be generated again
 check: fmt-proto
 check: ## Run various source code validation tools
 	@echo "🐳 $@"
-	@gometalinter ./...
+	@./bin/golangci-lint run
 
 .PHONY: fmt-proto
 fmt-proto:

manager/dispatcher/dispatcher.go

@@ -238,7 +238,7 @@ func (d *Dispatcher) Run(ctx context.Context) error {
 			if err != nil {
 				return err
 			}
-			if err == nil && len(clusters) == 1 {
+			if len(clusters) == 1 {
 				heartbeatPeriod, err := gogotypes.DurationFromProto(clusters[0].Spec.Dispatcher.HeartbeatPeriod)
 				if err == nil && heartbeatPeriod > 0 {
 					d.config.HeartbeatPeriod = heartbeatPeriod

manager/drivers/provider.go

@@ -22,7 +22,7 @@ func (m *DriverProvider) NewSecretDriver(driver *api.Driver) (*SecretDriver, err
 	if m.pluginGetter == nil {
 		return nil, fmt.Errorf("plugin getter is nil")
 	}
-	if driver == nil && driver.Name == "" {
+	if driver == nil || driver.Name == "" {
 		return nil, fmt.Errorf("driver specification is nil")
 	}
 	// Search for the specified plugin

manager/manager.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
+	"math"
 	"net"
 	"os"
 	"path/filepath"
@@ -758,6 +759,7 @@ func (m *Manager) updateKEK(ctx context.Context, cluster *api.Cluster) error {
 					func(addr string, timeout time.Duration) (net.Conn, error) {
 						return xnet.DialTimeoutLocal(addr, timeout)
 					}),
+				grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(math.MaxInt32)),
 			)
 			if err != nil {
 				logger.WithError(err).Error("failed to connect to local manager socket after locking the cluster")

manager/orchestrator/global/global_test.go

@@ -115,9 +115,9 @@ func setup(t *testing.T, store *store.MemoryStore, watch chan events.Event) *Orc
 	ctx := context.Background()
 	// Start the global orchestrator.
 	global := NewGlobalOrchestrator(store)
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, global.Run(ctx))
-	}()
+	})
 
 	addService(t, store, service1)
 	testutils.Expect(t, watch, api.EventCreateService{})
@@ -579,9 +579,9 @@ func TestInitializationRejectedTasks(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	observedTask1 := testutils.WatchTaskUpdate(t, watch)
 	assert.Equal(t, observedTask1.ID, "task1")
@@ -642,9 +642,9 @@ func TestInitializationFailedTasks(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	observedTask1 := testutils.WatchTaskUpdate(t, watch)
 	assert.Equal(t, observedTask1.ID, "task1")
@@ -734,9 +734,9 @@ func TestInitializationExtraTask(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	observedTask1 := testutils.WatchTaskUpdate(t, watch)
 	assert.True(t, observedTask1.ID == "task1" || observedTask1.ID == "task2")
@@ -814,9 +814,9 @@ func TestInitializationMultipleServices(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	// Nothing should happen because both tasks are up to date.
 	select {
@@ -955,9 +955,9 @@ func TestInitializationTaskWithoutService(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	observedTask1 := testutils.WatchTaskDelete(t, watch)
 	assert.Equal(t, observedTask1.ID, "task2")
@@ -1013,9 +1013,9 @@ func TestInitializationTaskOnDrainedNode(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	observedTask1 := testutils.WatchTaskUpdate(t, watch)
 	assert.Equal(t, observedTask1.ID, "task1")
@@ -1085,9 +1085,9 @@ func TestInitializationTaskOnNonexistentNode(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	observedTask1 := testutils.WatchTaskUpdate(t, watch)
 	assert.Equal(t, observedTask1.ID, "task1")
@@ -1254,9 +1254,9 @@ func TestInitializationRestartHistory(t *testing.T) {
 	orchestrator := NewGlobalOrchestrator(s)
 	defer orchestrator.Stop()
 
-	go func() {
+	testutils.EnsureRuns(func() {
 		assert.NoError(t, orchestrator.Run(ctx))
-	}()
+	})
 
 	// Fail the running task
 	s.Update(func(tx store.Tx) error {