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bensolo-io
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,170 @@ | ||
| package plugin | ||
|
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| import ( | ||
| "context" | ||
| "encoding/json" | ||
| "testing" | ||
| "time" | ||
|
|
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| "github.com/argoproj/argo-rollouts/pkg/apis/rollouts/v1alpha1" | ||
| rolloutsPlugin "github.com/argoproj/argo-rollouts/rollout/trafficrouting/plugin/rpc" | ||
| "github.com/bensolo-io/rollouts-plugin-trafficrouter-glooplatform/pkg/mocks" | ||
| "github.com/stretchr/testify/assert" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
|
|
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| log "github.com/sirupsen/logrus" | ||
|
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| goPlugin "github.com/hashicorp/go-plugin" | ||
| ) | ||
|
|
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| var testHandshake = goPlugin.HandshakeConfig{ | ||
| ProtocolVersion: 1, | ||
| MagicCookieKey: "ARGO_ROLLOUTS_RPC_PLUGIN", | ||
| MagicCookieValue: "trafficrouter", | ||
| } | ||
|
|
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| // func TestRollouts(t *testing.T) { | ||
|
|
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| // err := filepath.Walk("testfiles", | ||
| // func(path string, info os.FileInfo, err error) error { | ||
| // if err != nil { | ||
| // return err | ||
| // } | ||
|
|
||
| // if !info.IsDir() && filepath.Ext(path) == ".yaml" { | ||
| // data, err := ioutil.ReadFile(path) | ||
| // if err != nil { | ||
| // return fmt.Errorf("failed to read bytes from '%s': %s", path, err) | ||
| // } | ||
| // } | ||
|
|
||
| // return nil | ||
| // }) | ||
|
|
||
| // assert.Empty(t, err) | ||
| // } | ||
|
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| func TestRunSuccessfully(t *testing.T) { | ||
| logCtx := log.WithFields(log.Fields{"plugin": "trafficrouter"}) | ||
| log.SetLevel(log.DebugLevel) | ||
|
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| ctx, cancel := context.WithCancel(context.Background()) | ||
| defer cancel() | ||
|
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| // this is a better way, but mock clientset is missing ExternalEndpoints func | ||
| // mockClient := mocknetworkv2.NewMockRouteTableClient(gomock.NewController(t)) //.GetRouteTable(ctx, &mocks.RouteTable) | ||
|
|
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| rpcPluginImp := &RpcPlugin{ | ||
| LogCtx: logCtx, | ||
| MockRouteTable: &mocks.RouteTable, | ||
| } | ||
|
|
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| // pluginMap is the map of plugins we can dispense. | ||
| var pluginMap = map[string]goPlugin.Plugin{ | ||
| "RpcTrafficRouterPlugin": &rolloutsPlugin.RpcTrafficRouterPlugin{Impl: rpcPluginImp}, | ||
| } | ||
|
|
||
| ch := make(chan *goPlugin.ReattachConfig, 1) | ||
| closeCh := make(chan struct{}) | ||
| go goPlugin.Serve(&goPlugin.ServeConfig{ | ||
| HandshakeConfig: testHandshake, | ||
| Plugins: pluginMap, | ||
| Test: &goPlugin.ServeTestConfig{ | ||
| Context: ctx, | ||
| ReattachConfigCh: ch, | ||
| CloseCh: closeCh, | ||
| }, | ||
| }) | ||
|
|
||
| // We should get a config | ||
| var config *goPlugin.ReattachConfig | ||
| select { | ||
| case config = <-ch: | ||
| case <-time.After(2000 * time.Millisecond): | ||
| t.Fatal("should've received reattach") | ||
| } | ||
| if config == nil { | ||
| t.Fatal("config should not be nil") | ||
| } | ||
|
|
||
| // Connect! | ||
| c := goPlugin.NewClient(&goPlugin.ClientConfig{ | ||
| Cmd: nil, | ||
| HandshakeConfig: testHandshake, | ||
| Plugins: pluginMap, | ||
| Reattach: config, | ||
| }) | ||
| client, err := c.Client() | ||
| if err != nil { | ||
| t.Fatalf("err: %s", err) | ||
| } | ||
|
|
||
| // Pinging should work | ||
| if err := client.Ping(); err != nil { | ||
| t.Fatalf("should not err: %s", err) | ||
| } | ||
|
|
||
| // Kill which should do nothing | ||
| c.Kill() | ||
| if err := client.Ping(); err != nil { | ||
| t.Fatalf("should not err: %s", err) | ||
| } | ||
|
|
||
| // Request the plugin | ||
| raw, err := client.Dispense("RpcTrafficRouterPlugin") | ||
| if err != nil { | ||
| t.Fail() | ||
| } | ||
|
|
||
| pluginInstance := raw.(*rolloutsPlugin.TrafficRouterPluginRPC) | ||
| err = pluginInstance.InitPlugin() | ||
| if err.Error() != "" { | ||
| t.Fail() | ||
| } | ||
| t.Run("SetWeight", func(t *testing.T) { | ||
| var desiredWeight int32 = 30 | ||
| err := pluginInstance.SetWeight(newMockRollout(), desiredWeight, []v1alpha1.WeightDestination{}) | ||
|
|
||
| assert.Empty(t, err.Error()) | ||
| assert.Equal(t, uint32(100-desiredWeight), mocks.RouteTable.Spec.Http[0].GetForwardTo().Destinations[0].Weight) | ||
| assert.Equal(t, uint32(desiredWeight), mocks.RouteTable.Spec.Http[0].GetForwardTo().Destinations[1].Weight) | ||
| }) | ||
|
|
||
| // Canceling should cause an exit | ||
| cancel() | ||
| <-closeCh | ||
| } | ||
|
|
||
| func newMockRollout() *v1alpha1.Rollout { | ||
| pluginConfig := GlooPlatformAPITrafficRouting{ | ||
| RouteTableName: mocks.RouteTableName, | ||
| RouteTableNamespace: mocks.RouteTableNamespace, | ||
| DestinationKind: mocks.DestinationKind, | ||
| DestinationNamespace: mocks.DestinationNamespace, | ||
| } | ||
|
|
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| encoded, err := json.Marshal(pluginConfig) | ||
| if err != nil { | ||
| log.Fatalf("failed to marshal plugin config: %s", err) | ||
| } | ||
|
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| return &v1alpha1.Rollout{ | ||
| ObjectMeta: metav1.ObjectMeta{ | ||
| Name: mocks.RolloutName, | ||
| Namespace: mocks.RolloutNamespace, | ||
| }, | ||
| Spec: v1alpha1.RolloutSpec{ | ||
| Strategy: v1alpha1.RolloutStrategy{ | ||
| Canary: &v1alpha1.CanaryStrategy{ | ||
| StableService: mocks.StableService, | ||
| CanaryService: mocks.CanaryService, | ||
| TrafficRouting: &v1alpha1.RolloutTrafficRouting{ | ||
| Plugins: map[string]json.RawMessage{ | ||
| "solo-io/glooplatformAPI": encoded, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| } | ||
| } |
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