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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,204 @@ | ||
| /* | ||
| Copyright NetFoundry Inc. | ||
| 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 | ||
| https://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 main | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "github.com/michaelquigley/pfxlog" | ||
| "github.com/openziti/channel/v2" | ||
| "github.com/openziti/channel/v2/protobufs" | ||
| "github.com/openziti/fablab/kernel/model" | ||
| "github.com/openziti/ziti/common/pb/mgmt_pb" | ||
| "github.com/openziti/ziti/controller/rest_client/link" | ||
| "github.com/openziti/ziti/zititest/zitilab/chaos" | ||
| "github.com/openziti/ziti/zititest/zitilab/zitirest" | ||
| "google.golang.org/protobuf/proto" | ||
| "time" | ||
| ) | ||
|
|
||
| func sowChaos(run model.Run) error { | ||
| controllers, err := chaos.SelectRandom(run, ".ctrl", chaos.RandomOfTotal()) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| routers, err := chaos.SelectRandom(run, ".router", chaos.Percentage(15)) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| toRestart := append(routers, controllers...) | ||
| fmt.Printf("restarting %v controllers and %v routers\n", len(controllers), len(routers)) | ||
| return chaos.RestartSelected(run, toRestart, 50) | ||
| } | ||
|
|
||
| func validateLinks(run model.Run) error { | ||
| ctrls := run.GetModel().SelectComponents(".ctrl") | ||
| errC := make(chan error, len(ctrls)) | ||
| deadline := time.Now().Add(15 * time.Minute) | ||
| for _, ctrl := range ctrls { | ||
| ctrlComponent := ctrl | ||
| go validateLinksForCtrlWithChan(ctrlComponent, deadline, errC) | ||
| } | ||
|
|
||
| for i := 0; i < len(ctrls); i++ { | ||
| err := <-errC | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func validateLinksForCtrlWithChan(c *model.Component, deadline time.Time, errC chan<- error) { | ||
| errC <- validateLinksForCtrl(c, deadline) | ||
| } | ||
|
|
||
| func validateLinksForCtrl(c *model.Component, deadline time.Time) error { | ||
| username := c.MustStringVariable("credentials.edge.username") | ||
| password := c.MustStringVariable("credentials.edge.password") | ||
| edgeApiBaseUrl := c.Host.PublicIp + ":1280" | ||
|
|
||
| clients, err := zitirest.NewManagementClients(edgeApiBaseUrl) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if err = clients.Authenticate(username, password); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| allLinksPresent := false | ||
| start := time.Now() | ||
|
|
||
| logger := pfxlog.Logger().WithField("ctrl", c.Id) | ||
| var lastLog time.Time | ||
| for time.Now().Before(deadline) && !allLinksPresent { | ||
| linkCount, err := getLinkCount(clients) | ||
| if err != nil { | ||
| return nil | ||
| } | ||
| if linkCount == 79800 { | ||
| allLinksPresent = true | ||
| } else { | ||
| time.Sleep(5 * time.Second) | ||
| } | ||
| if time.Since(lastLog) > time.Minute { | ||
| logger.Infof("current link count: %v, elapsed time: %v", linkCount, time.Since(start)) | ||
| lastLog = time.Now() | ||
| } | ||
| } | ||
|
|
||
| if allLinksPresent { | ||
| logger.Infof("all links present, elapsed time: %v", time.Since(start)) | ||
| } else { | ||
| return fmt.Errorf("fail to reach expected link count of 79800 on controller %v", c.Id) | ||
| } | ||
|
|
||
| return validateRouterLinks(c.Id, clients) | ||
| } | ||
|
|
||
| func getLinkCount(clients *zitirest.Clients) (int64, error) { | ||
| ctx, cancelF := context.WithTimeout(context.Background(), 15*time.Second) | ||
| defer cancelF() | ||
|
|
||
| filter := "limit 1" | ||
| result, err := clients.Fabric.Link.ListLinks(&link.ListLinksParams{ | ||
| Filter: &filter, | ||
| Context: ctx, | ||
| }) | ||
|
|
||
| if err != nil { | ||
| return 0, err | ||
| } | ||
| linkCount := *result.Payload.Meta.Pagination.TotalCount | ||
| return linkCount, nil | ||
| } | ||
|
|
||
| func validateRouterLinks(id string, clients *zitirest.Clients) error { | ||
| logger := pfxlog.Logger().WithField("ctrl", id) | ||
|
|
||
| closeNotify := make(chan struct{}) | ||
| eventNotify := make(chan *mgmt_pb.RouterLinkDetails, 1) | ||
|
|
||
| handleLinkResults := func(msg *channel.Message, _ channel.Channel) { | ||
| detail := &mgmt_pb.RouterLinkDetails{} | ||
| if err := proto.Unmarshal(msg.Body, detail); err != nil { | ||
| pfxlog.Logger().WithError(err).Error("unable to unmarshal router link details") | ||
| return | ||
| } | ||
| eventNotify <- detail | ||
| } | ||
|
|
||
| bindHandler := func(binding channel.Binding) error { | ||
| binding.AddReceiveHandlerF(int32(mgmt_pb.ContentType_ValidateRouterLinksResultType), handleLinkResults) | ||
| binding.AddCloseHandler(channel.CloseHandlerF(func(ch channel.Channel) { | ||
| close(closeNotify) | ||
| })) | ||
| return nil | ||
| } | ||
|
|
||
| ch, err := clients.NewWsMgmtChannel(channel.BindHandlerF(bindHandler)) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| request := &mgmt_pb.ValidateRouterLinksRequest{ | ||
| Filter: "limit none", | ||
| } | ||
| responseMsg, err := protobufs.MarshalTyped(request).WithTimeout(10 * time.Second).SendForReply(ch) | ||
|
|
||
| response := &mgmt_pb.ValidateRouterLinksResponse{} | ||
| if err = protobufs.TypedResponse(response).Unmarshall(responseMsg, err); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| if !response.Success { | ||
| return fmt.Errorf("failed to start link validation: %s", response.Message) | ||
| } | ||
|
|
||
| logger.Infof("started validation of %v routers", response.RouterCount) | ||
|
|
||
| expected := response.RouterCount | ||
|
|
||
| for expected > 0 { | ||
| select { | ||
| case <-closeNotify: | ||
| fmt.Printf("channel closed, exiting") | ||
| return nil | ||
| case routerDetail := <-eventNotify: | ||
| result := "validation successful" | ||
| if !routerDetail.ValidateSuccess { | ||
| return fmt.Errorf("error: unable to validate on controller %s (%s)", routerDetail.Message, id) | ||
| } | ||
|
|
||
| for _, linkDetail := range routerDetail.LinkDetails { | ||
|
|
||
| if !linkDetail.IsValid { | ||
| fmt.Printf("routerId: %s, routerName: %v, links: %v, %s\n", | ||
| routerDetail.RouterId, routerDetail.RouterName, len(routerDetail.LinkDetails), result) | ||
| fmt.Printf("\tlinkId: %s, destConnected: %v, ctrlState: %v, routerState: %v, dest: %v, dialed: %v \n", | ||
| linkDetail.LinkId, linkDetail.DestConnected, linkDetail.CtrlState, linkDetail.RouterState.String(), | ||
| linkDetail.DestRouterId, linkDetail.Dialed) | ||
| return fmt.Errorf("router link validation error on %s", id) | ||
| } | ||
| } | ||
| expected-- | ||
| } | ||
| } | ||
| logger.Infof("link validation of %v routers successful", response.RouterCount) | ||
| return nil | ||
| } |
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