Upgrade golang to 1.22.3

This patch upgrades golang version to 1.22.3
And golangci lint to v1.61.0

This fixes new reported issues by golangcilint

Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>

.ci/Dockerfile.depend

@@ -11,7 +11,7 @@ RUN apt-get update \
  && DEBIAN_FRONTEND=noninteractive apt-get install -y -qq \
     apt-utils wget cmake curl git
 
-ENV GOVERSION=1.21.3
+ENV GOVERSION=1.22.3
 ENV GOROOT="/root/.go"
 ENV GOPATH="/root/go"
 ENV PATH=$GOROOT/bin:$PATH
@@ -22,7 +22,7 @@ RUN mkdir -p "${GOROOT}" &&\
 RUN wget -nv "https://dl.google.com/go/go${GOVERSION}.linux-amd64.tar.gz" -O "/tmp/go.tar.gz" && \
     tar -C "${GOROOT}" --strip-components=1 -xzf "/tmp/go.tar.gz" && \
     rm -f "/tmp/go.tar.gz" && \
-    curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.54.2
+    curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.61.0
 
 # Get modules used by the source code
 COPY . /vpp-dataplane

.golangci.yml

@@ -1,6 +1,30 @@
-run:
-  timeout: 5m
+linters-settings:
+  errcheck:
+    check-type-assertions: true
+  goconst:
+    min-len: 2
+    min-occurrences: 3
+  gocritic:
+    enabled-tags:
+      - diagnostic
+      - experimental
+      - opinionated
+      - performance
+      - style
+  govet:
+    shadow:
+      # Whether to be strict about shadowing; can be noisy.
+      # Default: false
+      strict: true
+  nolintlint:
+    require-explanation: true
+    require-specific: true
 linters:
+  # Disable all linters.
+  # Default: false
+  # disable-all: true
+  # Enable specific linter
+  # https://golangci-lint.run/usage/linters/#enabled-by-default
   enable:
     - errcheck
     - gofmt
@@ -12,6 +36,58 @@ linters:
     - staticcheck
     - typecheck
     - unused
+  # Run only fast linters from enabled linters set (first run won't be fast)
+  # Default: false
+  fast: true
+run:
+  # The default concurrency value is the number of available CPU.
+  concurrency: 4
+  # Timeout for analysis, e.g. 30s, 5m.
+  # Default: 1m
+  timeout: 5m
+  # Include test files or not.
+  # Default: true
+  tests: false
+  # Which dirs to skip: issues from them won't be reported.
+  # Can use regexp here: `generated.*`, regexp is applied on full path,
+  # including the path prefix if one is set.
+  # Default value is empty list,
+  # but default dirs are skipped independently of this option's value (see skip-dirs-use-default).
+  # "/" will be replaced by current OS file path separator to properly work on Windows.
+  # skip-dirs:
+  #   - src/external_libs
+  #   - autogenerated_by_my_lib
+  # Enables skipping of directories:
+  # - vendor$, third_party$, testdata$, examples$, Godeps$, builtin$
+  # Default: true
+  # skip-dirs-use-default: false
+  # Which files to skip: they will be analyzed, but issues from them won't be reported.
+  # Default value is empty list,
+  # but there is no need to include all autogenerated files,
+  # we confidently recognize autogenerated files.
+  # If it's not please let us know.
+  # "/" will be replaced by current OS file path separator to properly work on Windows.
+  # skip-files:
+  #   - ".*\\.my\\.go$"
+  #   - lib/bad.go
+  # If set we pass it to "go list -mod={option}". From "go help modules":
+  # If invoked with -mod=readonly, the go command is disallowed from the implicit
+  # automatic updating of go.mod described above. Instead, it fails when any changes
+  # to go.mod are needed. This setting is most useful to check that go.mod does
+  # not need updates, such as in a continuous integration and testing system.
+  # If invoked with -mod=vendor, the go command assumes that the vendor
+  # directory holds the correct copies of dependencies and ignores
+  # the dependency descriptions in go.mod.
+  #
+  # Allowed values: readonly|vendor|mod
+  # By default, it isn't set.
+  # modules-download-mode: readonly
+  # Allow multiple parallel golangci-lint instances running.
+  # If false (default) - golangci-lint acquires file lock on start.
+  allow-parallel-runners: false
 output:
-    format: tab
-    sort-results: true
+  formats:
+    - format: tab
+      path: stderr
+  sort-results: true
+

calico-vpp-agent/cni/cni_server.go

@@ -550,10 +550,18 @@ func (s *Server) ServeCNI(t *tomb.Tomb) error {
 					case common.NetsSynced:
 						netsSynced <- true
 					case common.NetAddedOrUpdated:
-						netDef := event.New.(*watchers.NetworkDefinition)
+						netDef, ok := event.New.(*watchers.NetworkDefinition)
+						if !ok {
+							s.log.Errorf("event.New is not a *watchers.NetworkDefinition %v", event.New)
+							continue
+						}
 						s.networkDefinitions.Store(netDef.Name, netDef)
 					case common.NetDeleted:
-						netDef := event.Old.(*watchers.NetworkDefinition)
+						netDef, ok := event.Old.(*watchers.NetworkDefinition)
+						if !ok {
+							s.log.Errorf("event.Old is not a *watchers.NetworkDefinition %v", event.Old)
+							continue
+						}
 						s.networkDefinitions.Delete(netDef.Name)
 					}
 				}

calico-vpp-agent/connectivity/connectivity_server.go

@@ -153,35 +153,59 @@ func (s *ConnectivityServer) ServeConnectivity(t *tomb.Tomb) error {
 			/* Note: we will only receive events we ask for when registering the chan */
 			switch evt.Type {
 			case common.NetAddedOrUpdated:
-				new := evt.New.(*watchers.NetworkDefinition)
+				new, ok := evt.New.(*watchers.NetworkDefinition)
+				if !ok {
+					s.log.Errorf("evt.New is not a *watchers.NetworkDefinition %v", evt.New)
+				}
 				s.networks[new.Vni] = *new
 			case common.NetDeleted:
-				old := evt.Old.(*watchers.NetworkDefinition)
+				old, ok := evt.Old.(*watchers.NetworkDefinition)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *watchers.NetworkDefinition %v", evt.Old)
+				}
 				delete(s.networks, old.Vni)
 			case common.ConnectivityAdded:
-				new := evt.New.(*common.NodeConnectivity)
+				new, ok := evt.New.(*common.NodeConnectivity)
+				if !ok {
+					s.log.Errorf("evt.New is not a *common.NodeConnectivity %v", evt.New)
+				}
 				err := s.UpdateIPConnectivity(new, false /* isWithdraw */)
 				if err != nil {
 					s.log.Errorf("Error while adding connectivity %s", err)
 				}
 			case common.ConnectivityDeleted:
-				old := evt.Old.(*common.NodeConnectivity)
+				old, ok := evt.Old.(*common.NodeConnectivity)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *common.NodeConnectivity %v", evt.Old)
+				}
 				err := s.UpdateIPConnectivity(old, true /* isWithdraw */)
 				if err != nil {
 					s.log.Errorf("Error while deleting connectivity %s", err)
 				}
 			case common.WireguardPublicKeyChanged:
-				old, _ := evt.Old.(*common.NodeWireguardPublicKey)
-				new, _ := evt.New.(*common.NodeWireguardPublicKey)
+				old, ok := evt.Old.(*common.NodeWireguardPublicKey)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *common.NodeWireguardPublicKey %v", evt.Old)
+				}
+				new, ok := evt.New.(*common.NodeWireguardPublicKey)
+				if !ok {
+					s.log.Errorf("evt.New is not a *common.NodeWireguardPublicKey %v", evt.New)
+				}
 				s.providers[WIREGUARD].(*WireguardProvider).nodesToWGPublicKey[new.Name] = new.WireguardPublicKey
 				change := common.GetStringChangeType(old.WireguardPublicKey, new.WireguardPublicKey)
 				if change != common.ChangeSame {
 					s.log.Infof("connectivity(upd) WireguardPublicKey Changed (%s) %s->%s", old.Name, old.WireguardPublicKey, new.WireguardPublicKey)
 					s.updateAllIPConnectivity()
 				}
 			case common.PeerNodeStateChanged:
-				old, _ := evt.Old.(*common.LocalNodeSpec)
-				new, _ := evt.New.(*common.LocalNodeSpec)
+				old, ok := evt.Old.(*common.LocalNodeSpec)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *common.LocalNodeSpec %v", evt.Old)
+				}
+				new, ok := evt.New.(*common.LocalNodeSpec)
+				if !ok {
+					s.log.Errorf("evt.New is not a *common.LocalNodeSpec %v", evt.New)
+				}
 				if old != nil {
 					if old.IPv4Address != nil {
 						delete(s.nodeByAddr, old.IPv4Address.IP.String())
@@ -199,8 +223,14 @@ func (s *ConnectivityServer) ServeConnectivity(t *tomb.Tomb) error {
 					}
 				}
 			case common.FelixConfChanged:
-				old, _ := evt.Old.(*felixConfig.Config)
-				new, _ := evt.New.(*felixConfig.Config)
+				old, ok := evt.Old.(*felixConfig.Config)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *felixConfig.Config %v", evt.Old)
+				}
+				new, ok := evt.New.(*felixConfig.Config)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *felixConfig.Config %v", evt.New)
+				}
 				if new == nil || old == nil {
 					/* First/last update, do nothing more */
 					continue
@@ -217,13 +247,19 @@ func (s *ConnectivityServer) ServeConnectivity(t *tomb.Tomb) error {
 				s.log.Infof("connectivity(upd) ipamConf Changed")
 				s.updateAllIPConnectivity()
 			case common.SRv6PolicyAdded:
-				new := evt.New.(*common.NodeConnectivity)
+				new, ok := evt.New.(*common.NodeConnectivity)
+				if !ok {
+					s.log.Errorf("evt.New is not a *common.NodeConnectivity %v", evt.New)
+				}
 				err := s.UpdateSRv6Policy(new, false /* isWithdraw */)
 				if err != nil {
 					s.log.Errorf("Error while adding SRv6 Policy %s", err)
 				}
 			case common.SRv6PolicyDeleted:
-				old := evt.Old.(*common.NodeConnectivity)
+				old, ok := evt.Old.(*common.NodeConnectivity)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *common.NodeConnectivity %v", evt.Old)
+				}
 				err := s.UpdateSRv6Policy(old, true /* isWithdraw */)
 				if err != nil {
 					s.log.Errorf("Error while deleting SRv6 Policy %s", err)

calico-vpp-agent/connectivity/srv6.go

@@ -182,7 +182,10 @@ func (p *SRv6Provider) AddConnectivity(cn *common.NodeConnectivity) (err error)
 	} else if p.isSRv6TunnelInfoFromBGP(cn) && cn.Custom != nil { // getting SRv6 tunnel data from BGP
 
 		// storing info in nodePolices
-		policyData := cn.Custom.(*common.SRv6Tunnel)
+		policyData, ok := cn.Custom.(*common.SRv6Tunnel)
+		if !ok {
+			return fmt.Errorf("cn.Custom is not a (*common.SRv6Tunnel) %v", cn.Custom)
+		}
 		nodeip = policyData.Dst.String()
 		if p.nodePolices[policyData.Dst.String()] == nil {
 			p.nodePolices[policyData.Dst.String()] = &NodeToPolicies{

calico-vpp-agent/policy/policy_server.go

@@ -336,13 +336,22 @@ func (s *Server) handlePolicyServerEvents(evt common.CalicoVppEvent) error {
 	/* Note: we will only receive events we ask for when registering the chan */
 	switch evt.Type {
 	case common.NetAddedOrUpdated:
-		netDef := evt.New.(*watchers.NetworkDefinition)
+		netDef, ok := evt.New.(*watchers.NetworkDefinition)
+		if !ok {
+			return fmt.Errorf("evt.New is not a (*watchers.NetworkDefinition) %v", evt.New)
+		}
 		s.networkDefinitions[netDef.Name] = netDef
 	case common.NetDeleted:
-		netDef := evt.Old.(*watchers.NetworkDefinition)
+		netDef, ok := evt.Old.(*watchers.NetworkDefinition)
+		if !ok {
+			return fmt.Errorf("evt.Old is not a (*watchers.NetworkDefinition) %v", evt.Old)
+		}
 		delete(s.networkDefinitions, netDef.Name)
 	case common.PodAdded:
-		podSpec := evt.New.(*storage.LocalPodSpec)
+		podSpec, ok := evt.New.(*storage.LocalPodSpec)
+		if !ok {
+			return fmt.Errorf("evt.New is not a (*storage.LocalPodSpec) %v", evt.New)
+		}
 		swIfIndex := podSpec.TunTapSwIfIndex
 		if swIfIndex == vpplink.InvalidID {
 			swIfIndex = podSpec.MemifSwIfIndex
@@ -354,7 +363,10 @@ func (s *Server) handlePolicyServerEvents(evt common.CalicoVppEvent) error {
 			Network:        podSpec.NetworkName,
 		}, swIfIndex, podSpec.InterfaceName, podSpec.GetContainerIps())
 	case common.PodDeleted:
-		podSpec := evt.Old.(*storage.LocalPodSpec)
+		podSpec, ok := evt.Old.(*storage.LocalPodSpec)
+		if !ok {
+			return fmt.Errorf("evt.Old is not a (*storage.LocalPodSpec) %v", evt.Old)
+		}
 		if podSpec != nil {
 			s.WorkloadRemoved(&WorkloadEndpointID{
 				OrchestratorID: podSpec.OrchestratorID,
@@ -364,7 +376,10 @@ func (s *Server) handlePolicyServerEvents(evt common.CalicoVppEvent) error {
 			}, podSpec.GetContainerIps())
 		}
 	case common.TunnelAdded:
-		swIfIndex := evt.New.(uint32)
+		swIfIndex, ok := evt.New.(uint32)
+		if !ok {
+			return fmt.Errorf("evt.New not a uint32 %v", evt.New)
+		}
 
 		s.tunnelSwIfIndexesLock.Lock()
 		s.tunnelSwIfIndexes[swIfIndex] = true
@@ -388,7 +403,10 @@ func (s *Server) handlePolicyServerEvents(evt common.CalicoVppEvent) error {
 	case common.TunnelDeleted:
 		var pending bool
 
-		swIfIndex := evt.Old.(uint32)
+		swIfIndex, ok := evt.Old.(uint32)
+		if !ok {
+			return fmt.Errorf("evt.Old not a uint32 %v", evt.Old)
+		}
 
 		s.tunnelSwIfIndexesLock.Lock()
 		delete(s.tunnelSwIfIndexes, swIfIndex)

calico-vpp-agent/prometheus/prometheus.go

@@ -17,6 +17,7 @@ package prometheus
 
 import (
 	"context"
+	"fmt"
 	"net/http"
 	"strconv"
 	"strings"
@@ -145,7 +146,10 @@ func (s *Server) exportMetricsForStat(names []string, sta adapter.StatEntry, ifN
 		}
 		s.lock.Lock()
 		if sta.Type == adapter.SimpleCounterVector {
-			values := sta.Data.(adapter.SimpleCounterStat)
+			values, ok := sta.Data.(adapter.SimpleCounterStat)
+			if !ok {
+				return fmt.Errorf("sta.Data is not a (adapter.SimpleCounterStat), %v", sta.Data)
+			}
 			for worker := range values {
 				for ifIdx := range values[worker] {
 					if string(ifNames[ifIdx]) != "" {
@@ -157,7 +161,10 @@ func (s *Server) exportMetricsForStat(names []string, sta adapter.StatEntry, ifN
 			}
 		} else if sta.Type == adapter.CombinedCounterVector {
 			metric.MetricDescriptor.Unit = units[k]
-			values := sta.Data.(adapter.CombinedCounterStat)
+			values, ok := sta.Data.(adapter.CombinedCounterStat)
+			if !ok {
+				return fmt.Errorf("sta.Data is not a (adapter.CombinedCounterStat), %v", sta.Data)
+			}
 			for worker := range values {
 				for ifIdx := range values[worker] {
 					if string(ifNames[ifIdx]) != "" {
@@ -220,7 +227,11 @@ func (s *Server) ServePrometheus(t *tomb.Tomb) error {
 			evt := <-s.channel
 			switch evt.Type {
 			case common.PodAdded:
-				podSpec := evt.New.(*storage.LocalPodSpec)
+				podSpec, ok := evt.New.(*storage.LocalPodSpec)
+				if !ok {
+					s.log.Errorf("evt.New is not a *storage.LocalPodSpec %v", evt.New)
+					continue
+				}
 				s.lock.Lock()
 				if podSpec.TunTapSwIfIndex == vpplink.INVALID_SW_IF_INDEX {
 					s.podInterfacesBySwifIndex[podSpec.MemifSwIfIndex] = *podSpec
@@ -231,7 +242,11 @@ func (s *Server) ServePrometheus(t *tomb.Tomb) error {
 				s.lock.Unlock()
 			case common.PodDeleted:
 				s.lock.Lock()
-				podSpec := evt.Old.(*storage.LocalPodSpec)
+				podSpec, ok := evt.Old.(*storage.LocalPodSpec)
+				if !ok {
+					s.log.Errorf("evt.Old is not a *storage.LocalPodSpec %v", evt.Old)
+					continue
+				}
 				initialPod := s.podInterfacesByKey[podSpec.Key()]
 				delete(s.podInterfacesByKey, initialPod.Key())
 				if podSpec.TunTapSwIfIndex == vpplink.INVALID_SW_IF_INDEX {