X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=dmaap-mediator-producer%2Finternal%2Fjobs%2Fjobs.go;h=b6616a1ba5189a4a625c22e6b7e7c01104ef52bc;hb=5feecd881172a3b22041d35443c1f946e7d5f63e;hp=09d389166ac3b855f4e2ed4b92e9937e171d8782;hpb=382870d3056e724f1e587ab21cd25411bceaaac7;p=nonrtric.git diff --git a/dmaap-mediator-producer/internal/jobs/jobs.go b/dmaap-mediator-producer/internal/jobs/jobs.go index 09d38916..b6616a1b 100644 --- a/dmaap-mediator-producer/internal/jobs/jobs.go +++ b/dmaap-mediator-producer/internal/jobs/jobs.go @@ -21,27 +21,18 @@ package jobs import ( - "encoding/json" "fmt" - "os" "sync" log "github.com/sirupsen/logrus" + "oransc.org/nonrtric/dmaapmediatorproducer/internal/config" "oransc.org/nonrtric/dmaapmediatorproducer/internal/restclient" ) -type TypeDefinitions struct { - Types []TypeDefinition `json:"types"` -} -type TypeDefinition struct { - Id string `json:"id"` - DmaapTopicURL string `json:"dmaapTopicUrl"` -} - type TypeData struct { TypeId string `json:"id"` DMaaPTopicURL string `json:"dmaapTopicUrl"` - Jobs map[string]JobInfo + jobsHandler *jobsHandler } type JobInfo struct { @@ -53,33 +44,36 @@ type JobInfo struct { InfoTypeIdentity string `json:"info_type_identity"` } -type JobHandler interface { - AddJob(JobInfo) error +type JobTypesManager interface { + LoadTypesFromConfiguration(types []config.TypeDefinition) []config.TypeDefinition + GetSupportedTypes() []string } -var ( - mu sync.Mutex - configFile = "configs/type_config.json" - Handler JobHandler - allTypes = make(map[string]TypeData) -) - -func init() { - Handler = newJobHandlerImpl() +type JobsManager interface { + AddJobFromRESTCall(JobInfo) error + DeleteJobFromRESTCall(jobId string) } -type jobHandlerImpl struct{} +type JobsManagerImpl struct { + allTypes map[string]TypeData + pollClient restclient.HTTPClient + mrAddress string + distributeClient restclient.HTTPClient +} -func newJobHandlerImpl() *jobHandlerImpl { - return &jobHandlerImpl{} +func NewJobsManagerImpl(pollClient restclient.HTTPClient, mrAddr string, distributeClient restclient.HTTPClient) *JobsManagerImpl { + return &JobsManagerImpl{ + allTypes: make(map[string]TypeData), + pollClient: pollClient, + mrAddress: mrAddr, + distributeClient: distributeClient, + } } -func (jh *jobHandlerImpl) AddJob(ji JobInfo) error { - mu.Lock() - defer mu.Unlock() - if err := validateJobInfo(ji); err == nil { - jobs := allTypes[ji.InfoTypeIdentity].Jobs - jobs[ji.InfoJobIdentity] = ji +func (jm *JobsManagerImpl) AddJobFromRESTCall(ji JobInfo) error { + if err := jm.validateJobInfo(ji); err == nil { + typeData := jm.allTypes[ji.InfoTypeIdentity] + typeData.jobsHandler.addJobCh <- ji log.Debug("Added job: ", ji) return nil } else { @@ -87,8 +81,16 @@ func (jh *jobHandlerImpl) AddJob(ji JobInfo) error { } } -func validateJobInfo(ji JobInfo) error { - if _, ok := allTypes[ji.InfoTypeIdentity]; !ok { +func (jm *JobsManagerImpl) DeleteJobFromRESTCall(jobId string) { + for _, typeData := range jm.allTypes { + log.Debugf("Deleting job %v from type %v", jobId, typeData.TypeId) + typeData.jobsHandler.deleteJobCh <- jobId + } + log.Debug("Deleted job: ", jobId) +} + +func (jm *JobsManagerImpl) validateJobInfo(ji JobInfo) error { + if _, ok := jm.allTypes[ji.InfoTypeIdentity]; !ok { return fmt.Errorf("type not supported: %v", ji.InfoTypeIdentity) } if ji.InfoJobIdentity == "" { @@ -101,82 +103,168 @@ func validateJobInfo(ji JobInfo) error { return nil } -func GetTypes() ([]TypeData, error) { - mu.Lock() - defer mu.Unlock() - types := make([]TypeData, 0, 1) - typeDefsByte, err := os.ReadFile(configFile) - if err != nil { - return nil, err - } - typeDefs := TypeDefinitions{} - err = json.Unmarshal(typeDefsByte, &typeDefs) - if err != nil { - return nil, err - } - for _, typeDef := range typeDefs.Types { - typeInfo := TypeData{ +func (jm *JobsManagerImpl) LoadTypesFromConfiguration(types []config.TypeDefinition) []config.TypeDefinition { + for _, typeDef := range types { + jm.allTypes[typeDef.Id] = TypeData{ TypeId: typeDef.Id, DMaaPTopicURL: typeDef.DmaapTopicURL, - Jobs: make(map[string]JobInfo), - } - if _, ok := allTypes[typeInfo.TypeId]; !ok { - allTypes[typeInfo.TypeId] = typeInfo + jobsHandler: newJobsHandler(typeDef.Id, typeDef.DmaapTopicURL, jm.pollClient, jm.distributeClient), } - types = append(types, typeInfo) } - return types, nil + return types } -func GetSupportedTypes() []string { - mu.Lock() - defer mu.Unlock() +func (jm *JobsManagerImpl) GetSupportedTypes() []string { supportedTypes := []string{} - for k := range allTypes { + for k := range jm.allTypes { supportedTypes = append(supportedTypes, k) } return supportedTypes } -func AddJob(job JobInfo) error { - return Handler.AddJob(job) +func (jm *JobsManagerImpl) StartJobsForAllTypes() { + for _, jobType := range jm.allTypes { + + go jobType.jobsHandler.startPollingAndDistribution(jm.mrAddress) + + } } -func RunJobs(mRAddress string) { - for { - pollAndDistributeMessages(mRAddress) +type jobsHandler struct { + mu sync.Mutex + typeId string + topicUrl string + jobs map[string]job + addJobCh chan JobInfo + deleteJobCh chan string + pollClient restclient.HTTPClient + distributeClient restclient.HTTPClient +} + +func newJobsHandler(typeId string, topicURL string, pollClient restclient.HTTPClient, distributeClient restclient.HTTPClient) *jobsHandler { + return &jobsHandler{ + typeId: typeId, + topicUrl: topicURL, + jobs: make(map[string]job), + addJobCh: make(chan JobInfo), + deleteJobCh: make(chan string), + pollClient: pollClient, + distributeClient: distributeClient, } } -func pollAndDistributeMessages(mRAddress string) { - for typeId, typeInfo := range allTypes { - log.Debugf("Processing jobs for type: %v", typeId) - messagesBody, error := restclient.Get(fmt.Sprintf("%v/%v", mRAddress, typeInfo.DMaaPTopicURL)) - if error != nil { - log.Warnf("Error getting data from MR. Cause: %v", error) - continue +func (jh *jobsHandler) startPollingAndDistribution(mRAddress string) { + go func() { + for { + jh.pollAndDistributeMessages(mRAddress) } - distributeMessages(messagesBody, typeInfo) + }() + + go func() { + for { + jh.monitorManagementChannels() + } + }() +} + +func (jh *jobsHandler) pollAndDistributeMessages(mRAddress string) { + log.Debugf("Processing jobs for type: %v", jh.typeId) + messagesBody, error := restclient.Get(mRAddress+jh.topicUrl, jh.pollClient) + if error != nil { + log.Warn("Error getting data from MR. Cause: ", error) } + log.Debug("Received messages: ", string(messagesBody)) + jh.distributeMessages(messagesBody) } -func distributeMessages(messages []byte, typeInfo TypeData) { +func (jh *jobsHandler) distributeMessages(messages []byte) { if len(messages) > 2 { - mu.Lock() - for _, jobInfo := range typeInfo.Jobs { - go sendMessagesToConsumer(messages, jobInfo) + jh.mu.Lock() + defer jh.mu.Unlock() + for _, job := range jh.jobs { + if len(job.messagesChannel) < cap(job.messagesChannel) { + job.messagesChannel <- messages + } else { + jh.emptyMessagesBuffer(job) + } + } + } +} + +func (jh *jobsHandler) emptyMessagesBuffer(job job) { + log.Debug("Emptying message queue for job: ", job.jobInfo.InfoJobIdentity) +out: + for { + select { + case <-job.messagesChannel: + default: + break out } - mu.Unlock() } } -func sendMessagesToConsumer(messages []byte, jobInfo JobInfo) { - log.Debugf("Processing job: %v", jobInfo.InfoJobIdentity) - if postErr := restclient.Post(jobInfo.TargetUri, messages); postErr != nil { - log.Warnf("Error posting data for job: %v. Cause: %v", jobInfo, postErr) +func (jh *jobsHandler) monitorManagementChannels() { + select { + case addedJob := <-jh.addJobCh: + jh.addJob(addedJob) + case deletedJob := <-jh.deleteJobCh: + jh.deleteJob(deletedJob) + } +} + +func (jh *jobsHandler) addJob(addedJob JobInfo) { + jh.mu.Lock() + log.Debug("Add job: ", addedJob) + newJob := newJob(addedJob, jh.distributeClient) + go newJob.start() + jh.jobs[addedJob.InfoJobIdentity] = newJob + jh.mu.Unlock() +} + +func (jh *jobsHandler) deleteJob(deletedJob string) { + jh.mu.Lock() + log.Debug("Delete job: ", deletedJob) + j, exist := jh.jobs[deletedJob] + if exist { + j.controlChannel <- struct{}{} + delete(jh.jobs, deletedJob) + } + jh.mu.Unlock() +} + +type job struct { + jobInfo JobInfo + client restclient.HTTPClient + messagesChannel chan []byte + controlChannel chan struct{} +} + +func newJob(j JobInfo, c restclient.HTTPClient) job { + return job{ + jobInfo: j, + client: c, + messagesChannel: make(chan []byte, 10), + controlChannel: make(chan struct{}), } } -func clearAll() { - allTypes = make(map[string]TypeData) +func (j *job) start() { +out: + for { + select { + case <-j.controlChannel: + log.Debug("Stop distribution for job: ", j.jobInfo.InfoJobIdentity) + break out + case msg := <-j.messagesChannel: + j.sendMessagesToConsumer(msg) + } + } +} + +func (j *job) sendMessagesToConsumer(messages []byte) { + log.Debug("Processing job: ", j.jobInfo.InfoJobIdentity) + if postErr := restclient.Post(j.jobInfo.TargetUri, messages, j.client); postErr != nil { + log.Warnf("Error posting data for job: %v. Cause: %v", j.jobInfo, postErr) + } + log.Debugf("Messages for job: %v distributed to consumer: %v", j.jobInfo.InfoJobIdentity, j.jobInfo.Owner) }