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CdApplicationStatusUpdateHandler.go
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CdApplicationStatusUpdateHandler.go
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package cron
import (
"encoding/json"
"fmt"
"github.com/caarlos0/env"
client2 "github.com/devtron-labs/devtron/client/events"
"github.com/devtron-labs/devtron/client/pubsub"
"github.com/devtron-labs/devtron/internal/sql/repository/pipelineConfig"
"github.com/devtron-labs/devtron/pkg/app"
"github.com/devtron-labs/devtron/pkg/appStore/deployment/service"
"github.com/devtron-labs/devtron/pkg/pipeline"
"github.com/devtron-labs/devtron/util"
"github.com/nats-io/nats.go"
"github.com/robfig/cron/v3"
"go.uber.org/zap"
"strconv"
)
type CdApplicationStatusUpdateHandler interface {
HelmApplicationStatusUpdate()
ArgoApplicationStatusUpdate()
ArgoPipelineTimelineUpdate()
Subscribe() error
SyncPipelineStatusForResourceTreeCall(acdAppName string, appId, envId int) error
}
type CdApplicationStatusUpdateHandlerImpl struct {
logger *zap.SugaredLogger
cron *cron.Cron
appService app.AppService
workflowDagExecutor pipeline.WorkflowDagExecutor
installedAppService service.InstalledAppService
CdHandler pipeline.CdHandler
AppStatusConfig *AppStatusConfig
pubsubClient *pubsub.PubSubClient
pipelineStatusTimelineRepository pipelineConfig.PipelineStatusTimelineRepository
eventClient client2.EventClient
}
type AppStatusConfig struct {
CdPipelineStatusCronTime string `env:"CD_PIPELINE_STATUS_CRON_TIME" envDefault:"*/2 * * * *"`
PipelineDegradedTime string `env:"PIPELINE_DEGRADED_TIME" envDefault:"10"` //in minutes
}
func GetAppStatusConfig() (*AppStatusConfig, error) {
cfg := &AppStatusConfig{}
err := env.Parse(cfg)
if err != nil {
fmt.Println("failed to parse server app status config: " + err.Error())
return nil, err
}
return cfg, nil
}
func NewCdApplicationStatusUpdateHandlerImpl(logger *zap.SugaredLogger, appService app.AppService,
workflowDagExecutor pipeline.WorkflowDagExecutor, installedAppService service.InstalledAppService,
CdHandler pipeline.CdHandler, AppStatusConfig *AppStatusConfig, pubsubClient *pubsub.PubSubClient,
pipelineStatusTimelineRepository pipelineConfig.PipelineStatusTimelineRepository,
eventClient client2.EventClient) *CdApplicationStatusUpdateHandlerImpl {
cron := cron.New(
cron.WithChain())
cron.Start()
impl := &CdApplicationStatusUpdateHandlerImpl{
logger: logger,
cron: cron,
appService: appService,
workflowDagExecutor: workflowDagExecutor,
installedAppService: installedAppService,
CdHandler: CdHandler,
AppStatusConfig: AppStatusConfig,
pubsubClient: pubsubClient,
pipelineStatusTimelineRepository: pipelineStatusTimelineRepository,
eventClient: eventClient,
}
err := util.AddStream(pubsubClient.JetStrCtxt, util.ORCHESTRATOR_STREAM)
if err != nil {
return nil
}
err = impl.Subscribe()
if err != nil {
logger.Errorw("error on subscribe", "err", err)
return nil
}
_, err = cron.AddFunc(AppStatusConfig.CdPipelineStatusCronTime, impl.HelmApplicationStatusUpdate)
if err != nil {
logger.Errorw("error in starting helm application status update cron job", "err", err)
return nil
}
_, err = cron.AddFunc(AppStatusConfig.CdPipelineStatusCronTime, impl.ArgoApplicationStatusUpdate)
if err != nil {
logger.Errorw("error in starting argo application status update cron job", "err", err)
return nil
}
_, err = cron.AddFunc("@every 1m", impl.ArgoPipelineTimelineUpdate)
if err != nil {
logger.Errorw("error in starting argo application status update cron job", "err", err)
return nil
}
return impl
}
func (impl *CdApplicationStatusUpdateHandlerImpl) Subscribe() error {
_, err := impl.pubsubClient.JetStrCtxt.QueueSubscribe(util.ARGO_PIPELINE_STATUS_UPDATE_TOPIC, util.ARGO_PIPELINE_STATUS_UPDATE_GROUP, func(msg *nats.Msg) {
impl.logger.Debug("received argo pipeline status update request")
defer msg.Ack()
statusUpdateEvent := pipeline.ArgoPipelineStatusEvent{}
err := json.Unmarshal([]byte(string(msg.Data)), &statusUpdateEvent)
if err != nil {
impl.logger.Errorw("unmarshal error on argo pipeline status update event", "err", err)
return
}
impl.logger.Infow("ARGO_PIPELINE_STATUS_UPDATE_REQ", "stage", "subscribeDataUnmarshal", "data", statusUpdateEvent)
err = impl.CdHandler.UpdatePipelineTimelineAndStatusByLiveResourceTreeFetch(statusUpdateEvent.ArgoAppName, statusUpdateEvent.AppId, statusUpdateEvent.EnvId, statusUpdateEvent.IgnoreFailedWorkflowStatus)
if err != nil {
impl.logger.Errorw("error on argo pipeline status update", "err", err, "msg", string(msg.Data))
return
}
}, nats.Durable(util.ARGO_PIPELINE_STATUS_UPDATE_DURABLE), nats.DeliverLast(), nats.ManualAck(), nats.BindStream(util.ORCHESTRATOR_STREAM))
if err != nil {
impl.logger.Error("error in subscribing to argo application status update topic", "err", err)
return err
}
return nil
}
func (impl *CdApplicationStatusUpdateHandlerImpl) HelmApplicationStatusUpdate() {
degradedTime, err := strconv.Atoi(impl.AppStatusConfig.PipelineDegradedTime)
if err != nil {
impl.logger.Errorw("error in converting string to int", "err", err)
return
}
err = impl.CdHandler.CheckHelmAppStatusPeriodicallyAndUpdateInDb(degradedTime)
if err != nil {
impl.logger.Errorw("error helm app status update - cron job", "err", err)
return
}
return
}
func (impl *CdApplicationStatusUpdateHandlerImpl) ArgoApplicationStatusUpdate() {
degradedTime, err := strconv.Atoi(impl.AppStatusConfig.PipelineDegradedTime)
if err != nil {
impl.logger.Errorw("error in converting string to int", "err", err)
return
}
err = impl.CdHandler.CheckArgoAppStatusPeriodicallyAndUpdateInDb(degradedTime)
if err != nil {
impl.logger.Errorw("error argo app status update - cron job", "err", err)
return
}
return
}
func (impl *CdApplicationStatusUpdateHandlerImpl) ArgoPipelineTimelineUpdate() {
err := impl.CdHandler.CheckArgoPipelineTimelineStatusPeriodicallyAndUpdateInDb(30)
if err != nil {
impl.logger.Errorw("error argo app status update - cron job", "err", err)
return
}
return
}
func (impl *CdApplicationStatusUpdateHandlerImpl) SyncPipelineStatusForResourceTreeCall(acdAppName string, appId, envId int) error {
timeline, err := impl.pipelineStatusTimelineRepository.FetchLatestTimelineByAppIdAndEnvId(appId, envId)
if err != nil {
impl.logger.Errorw("error in getting timeline", "err", err)
return err
}
if !IsTerminalTimelineStatus(timeline.Status) {
//create new nats event
statusUpdateEvent := pipeline.ArgoPipelineStatusEvent{
ArgoAppName: acdAppName,
AppId: appId,
EnvId: envId,
IgnoreFailedWorkflowStatus: true,
}
//write event
err := impl.eventClient.WriteNatsEvent(util.ARGO_PIPELINE_STATUS_UPDATE_TOPIC, statusUpdateEvent)
if err != nil {
impl.logger.Errorw("error in writing nats event", "topic", util.ARGO_PIPELINE_STATUS_UPDATE_TOPIC, "payload", statusUpdateEvent)
return err
}
}
return nil
}
func IsTerminalTimelineStatus(timeline pipelineConfig.TimelineStatus) bool {
switch timeline {
case
pipelineConfig.TIMELINE_STATUS_APP_HEALTHY,
pipelineConfig.TIMELINE_STATUS_APP_DEGRADED,
pipelineConfig.TIMELINE_STATUS_DEPLOYMENT_FAILED,
pipelineConfig.TIMELINE_STATUS_GIT_COMMIT_FAILED:
return true
}
return false
}