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CiEventHandler.go
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/
CiEventHandler.go
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/*
* Copyright (c) 2020 Devtron Labs
*
* 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
*
* http://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 pubsub
import (
"encoding/json"
"fmt"
"github.com/devtron-labs/devtron/client/pubsub"
"github.com/devtron-labs/devtron/internal/sql/repository"
"github.com/devtron-labs/devtron/internal/sql/repository/pipelineConfig"
"github.com/devtron-labs/devtron/pkg/bean"
"github.com/devtron-labs/devtron/pkg/pipeline"
"github.com/devtron-labs/devtron/util"
"github.com/nats-io/nats.go"
"go.uber.org/zap"
)
type CiEventHandler interface {
Subscribe() error
BuildCiArtifactRequest(event CiCompleteEvent) (*pipeline.CiArtifactWebhookRequest, error)
}
type CiEventHandlerImpl struct {
logger *zap.SugaredLogger
pubsubClient *pubsub.PubSubClient
webhookService pipeline.WebhookService
}
type CiCompleteEvent struct {
CiProjectDetails []pipeline.CiProjectDetails `json:"ciProjectDetails"`
DockerImage string `json:"dockerImage" validate:"required"`
Digest string `json:"digest" validate:"required"`
PipelineId int `json:"pipelineId"`
WorkflowId *int `json:"workflowId"`
TriggeredBy int32 `json:"triggeredBy"`
PipelineName string `json:"pipelineName"`
DataSource string `json:"dataSource"`
MaterialType string `json:"materialType" validate:"required"`
}
func NewCiEventHandlerImpl(logger *zap.SugaredLogger, pubsubClient *pubsub.PubSubClient, webhookService pipeline.WebhookService) *CiEventHandlerImpl {
ciEventHandlerImpl := &CiEventHandlerImpl{
logger: logger,
pubsubClient: pubsubClient,
webhookService: webhookService,
}
err := util.AddStream(ciEventHandlerImpl.pubsubClient.JetStrCtxt, util.CI_RUNNER_STREAM)
if err != nil {
logger.Error(err)
return nil
}
err = ciEventHandlerImpl.Subscribe()
if err != nil {
logger.Error(err)
return nil
}
return ciEventHandlerImpl
}
func (impl *CiEventHandlerImpl) Subscribe() error {
_, err := impl.pubsubClient.JetStrCtxt.QueueSubscribe(util.CI_COMPLETE_TOPIC, util.CI_COMPLETE_GROUP, func(msg *nats.Msg) {
impl.logger.Debug("ci complete event received")
defer msg.Ack()
ciCompleteEvent := CiCompleteEvent{}
err := json.Unmarshal([]byte(string(msg.Data)), &ciCompleteEvent)
if err != nil {
impl.logger.Error("error while unmarshalling json data", "error", err)
return
}
impl.logger.Debugw("ci complete event for ci", "ciPipelineId", ciCompleteEvent.PipelineId)
req, err := impl.BuildCiArtifactRequest(ciCompleteEvent)
if err != nil {
return
}
resp, err := impl.webhookService.SaveCiArtifactWebhook(ciCompleteEvent.PipelineId, req)
if err != nil {
impl.logger.Error(err)
return
}
impl.logger.Debug(resp)
}, nats.Durable(util.CI_COMPLETE_DURABLE), nats.DeliverLast(), nats.ManualAck(), nats.BindStream(util.CI_RUNNER_STREAM))
if err != nil {
impl.logger.Error(err)
return err
}
return nil
}
func (impl *CiEventHandlerImpl) BuildCiArtifactRequest(event CiCompleteEvent) (*pipeline.CiArtifactWebhookRequest, error) {
var ciMaterialInfos []repository.CiMaterialInfo
for _, p := range event.CiProjectDetails {
var modifications []repository.Modification
var branch string
var tag string
var webhookData repository.WebhookData
if p.SourceType == pipelineConfig.SOURCE_TYPE_BRANCH_FIXED {
branch = p.SourceValue
} else if p.SourceType == pipelineConfig.SOURCE_TYPE_WEBHOOK {
webhookData = repository.WebhookData{
Id: p.WebhookData.Id,
EventActionType: p.WebhookData.EventActionType,
Data: p.WebhookData.Data,
}
}
modification := repository.Modification{
Revision: p.CommitHash,
ModifiedTime: p.CommitTime.Format(bean.LayoutRFC3339),
Author: p.Author,
Branch: branch,
Tag: tag,
WebhookData: webhookData,
Message: p.Message,
}
modifications = append(modifications, modification)
ciMaterialInfo := repository.CiMaterialInfo{
Material: repository.Material{
GitConfiguration: repository.GitConfiguration{
URL: p.GitRepository,
},
Type: event.MaterialType,
},
Changed: true,
Modifications: modifications,
}
ciMaterialInfos = append(ciMaterialInfos, ciMaterialInfo)
}
materialBytes, err := json.Marshal(ciMaterialInfos)
if err != nil {
impl.logger.Errorw("cannot build ci artifact req", "err", err)
return nil, err
}
rawMaterialInfo := json.RawMessage(materialBytes)
fmt.Printf("Raw Message : %s\n", rawMaterialInfo)
if event.TriggeredBy == 0 {
event.TriggeredBy = 1 // system triggered event
}
request := &pipeline.CiArtifactWebhookRequest{
Image: event.DockerImage,
ImageDigest: event.Digest,
DataSource: event.DataSource,
PipelineName: event.PipelineName,
MaterialInfo: rawMaterialInfo,
UserId: event.TriggeredBy,
WorkflowId: event.WorkflowId,
}
return request, nil
}