oc-scheduler/controllers/workflow_sheduler.go

375 lines
13 KiB
Go

package controllers
import (
"encoding/json"
"fmt"
"slices"
oclib "cloud.o-forge.io/core/oc-lib"
"cloud.o-forge.io/core/oc-lib/dbs"
"cloud.o-forge.io/core/oc-lib/models/common/enum"
"cloud.o-forge.io/core/oc-lib/models/resources"
"cloud.o-forge.io/core/oc-lib/models/workflow"
"cloud.o-forge.io/core/oc-lib/models/workflow/graph"
"cloud.o-forge.io/core/oc-lib/models/workflow_execution"
"cloud.o-forge.io/core/oc-lib/tools"
beego "github.com/beego/beego/v2/server/web"
"github.com/google/uuid"
)
var orderCollection = oclib.LibDataEnum(oclib.ORDER)
var logger = oclib.GetLogger()
// Operations about workflow
type WorkflowSchedulerController struct {
beego.Controller
}
// @Title Schedule
// @Description schedule workflow
// @Param id path string true "id execution"
// @Param body body models.compute true "The compute content"
// @Success 200 {workspace} models.workspace
// @router /:id [post]
func (o *WorkflowSchedulerController) Schedule() {
logger := oclib.GetLogger()
code := 200
e := ""
user, peerID, groups := oclib.ExtractTokenInfo(*o.Ctx.Request)
wfId := o.Ctx.Input.Param(":id")
var resp *workflow_execution.WorkflowSchedule
json.Unmarshal(o.Ctx.Input.CopyBody(100000), &resp)
caller := tools.NewHTTPCaller(map[tools.DataType]map[tools.METHOD]string{ // paths to call other OC services
tools.PEER: {
tools.POST: "/status/",
},
tools.BOOKING: {
tools.GET: "/booking/check/:id/:start_date/:end_date",
tools.POST: "/booking/",
},
})
logger.Info().Msg("Booking for " + wfId)
req := oclib.NewRequest(collection, user, peerID, groups, caller)
resp.UUID = uuid.New().String()
sch, err := req.Schedule(wfId, resp)
if err != nil {
if sch != nil {
for _, w := range sch.WorkflowExecution {
req.DeleteOne(w.GetID())
}
}
o.Data["json"] = map[string]interface{}{
"data": nil,
"code": 409,
"error": "Error when scheduling your execution(s): " + err.Error(),
}
o.ServeJSON()
return
}
logger.Info().Msg("Creating S3 service account if necessary")
execs := sch.WorkflowExecution
for _, exec := range execs {
execId := exec.ExecutionsID
logger.Info().Msg("S3 ServiceAccount for " + execId)
// execId = "6cdaf6e4-5727-480e-ab97-f78853c4e553"
err = createStorageServiceAccount(execId, peerID, wfId, resp, caller, user, groups)
if err != nil {
// if sch != nil {
// for _, w := range sch.WorkflowExecution {
// req.DeleteOne(w.GetID())
// }
// }
o.Data["json"] = map[string]interface{}{
"data": nil,
"code": 409,
"error": err.Error(),
}
o.ServeJSON()
return
}
}
o.Data["json"] = map[string]interface{}{
"data": sch.WorkflowExecution,
"code": code,
"error": e,
}
o.ServeJSON()
}
// @Title UnSchedule
// @Description schedule workflow
// @Param id path string true "id execution"
// @Param body body models.compute true "The compute content"
// @Success 200 {workspace} models.workspace
// @router /:id [delete]
func (o *WorkflowSchedulerController) UnSchedule() {
user, peerID, groups := oclib.ExtractTokenInfo(*o.Ctx.Request)
id := o.Ctx.Input.Param(":id")
// TODO UNSCHEDULER
filter := &dbs.Filters{
And: map[string][]dbs.Filter{
"workflow_id": {{Operator: dbs.EQUAL.String(), Value: id}},
},
}
o.Data["json"] = oclib.NewRequest(collection, user, peerID, groups, nil).Search(filter, "", true)
o.ServeJSON()
}
// @Title SearchScheduledDraftOrder
// @Description schedule workflow
// @Param id path string true "id execution"
// @Success 200 {workspace} models.workspace
// @router /:id/order [get]
func (o *WorkflowSchedulerController) SearchScheduledDraftOrder() {
user, peerID, groups := oclib.ExtractTokenInfo(*o.Ctx.Request)
id := o.Ctx.Input.Param(":id")
filter := &dbs.Filters{
And: map[string][]dbs.Filter{
"workflow_id": {{Operator: dbs.EQUAL.String(), Value: id}},
"order_by": {{Operator: dbs.EQUAL.String(), Value: peerID}},
},
}
o.Data["json"] = oclib.NewRequest(orderCollection, user, peerID, groups, nil).Search(filter, "", true)
o.ServeJSON()
}
func createStorageServiceAccount(execId string, peerID string, wfId string, wfs *workflow_execution.WorkflowSchedule, caller *tools.HTTPCaller, user string, groups []string) error {
// Retrieve the Workflow in the WorkflowSchedule
wf := loadWorkflow(wfId,peerID)
// storageItems := wf.GetGraphItems(wf.Graph.IsStorage)
itemMap := wf.GetItemsByResources()
// mapStorageRessources, err := getItemByRessourceId(wf, storageItems)
for id, items := range itemMap[tools.STORAGE_RESOURCE] {
_ = items
// Load the storage
s, err := oclib.LoadOneStorage(id, user, peerID, groups)
if err != nil {
return err
}
if s.StorageType == enum.S3 {
// DEV MULTI PEER MINIO CREDENTIAL CREATION
// retrieve all the processing linked to a compute using the storage : processing -- compute -- storage
// In this case we need to retrieve the Item ID(s) for each storage to be able to evaluate links with other items
associatedComputingResources := getAssociatedComputeRessources(*wf, itemMap[tools.STORAGE_RESOURCE][id])
for _, computeId := range associatedComputingResources {
c, err := oclib.LoadOneComputing(computeId, user, peerID, groups)
if err != nil {
return err
}
if c.CreatorID == s.CreatorID {
// post on datacenter /minio/createServiceAccount
err := postCreateServiceAccount(peerID, s, caller, execId, wfId)
if err != nil {
// Add a logger.Info() here
return err
}
} else {
// get on storage datacenter /minio/createServiceAccount
access, secret, err := getServiceAccountCredentials(peerID, *s, caller, execId, wfId, *c)
if err != nil {
// Add a logger.Info() here
return err
}
// post on computing datacenter /minio/createSAsecret
err = postS3Secret(peerID, *s, caller, execId, wfId,*c, access, secret) // create the secret holding the retrieved access on c's peer
if err != nil {
// Add a logger.Info() here
return err
}
}
}
}
}
return nil
}
func postCreateServiceAccount(peerID string, s *resources.StorageResource, caller *tools.HTTPCaller, execId string, wfId string) error {
l := oclib.GetLogger()
fmt.Println("Creating a service account on " + peerID + " for " + s.Name)
res := oclib.NewRequest(oclib.LibDataEnum(oclib.PEER), "", peerID, []string{}, nil).LoadOne(s.CreatorID)
if res.Code != 200 {
l.Error().Msg("Error while loading a peer for creation of the serviceAccount")
return fmt.Errorf(res.Err)
}
p := res.ToPeer()
caller.URLS[tools.MINIO_SVCACC] = map[tools.METHOD]string{
tools.POST: "/serviceaccount/" + s.UUID + "/" + execId,
}
l.Debug().Msg("Lauching execution on" + p.UUID)
_, err := p.LaunchPeerExecution(p.UUID, wfId, tools.MINIO_SVCACC, tools.POST, nil, caller)
if err != nil {
l.Error().Msg("Error when executing on peer at " + p.Url + " when creating a S3 service account")
l.Error().Msg(err.Error())
return err
}
if caller.LastResults["code"].(int) != 200 {
l.Error().Msg(fmt.Sprint("Error when trying to create a serviceAccount on storage " + s.Name + " on peer at " + p.Url))
if _, ok := caller.LastResults["body"]; ok {
l.Error().Msg(string(caller.LastResults["body"].([]byte)))
return fmt.Errorf(string(caller.LastResults["body"].(map[string]interface{})["error"].([]byte)))
}
}
return nil
}
func loadWorkflow(workflowId string, peerId string) *workflow.Workflow {
res := oclib.NewRequest(oclib.LibDataEnum(oclib.WORKFLOW), "", peerId, []string{},nil).LoadOne(workflowId)
if res.Code != 200 {
l := oclib.GetLogger()
l.Error().Msg("Error while loading a workflow for creation of the serviceAccount")
return nil
}
return res.ToWorkflow()
}
// func getItemByRessourceId(storages string) (map[string][]string, error) {
// var storagesMap map[string][]string
// }
func getAssociatedComputeRessources(wf workflow.Workflow, storageNodes []string) []string {
storageProcessingLinks := make([]string,0)
for _, id := range storageNodes{
processings := getStorageRelatedProcessing(wf, id) // Retrieve all the Processing item linked to one storage node
for _, procId := range processings {
computings := getComputeProcessing(wf, procId)
if !slices.Contains(storageProcessingLinks,computings){
storageProcessingLinks= append(storageProcessingLinks, computings)
}
}
}
return storageProcessingLinks
}
// returns a list of processing item's Id that use the Storage
// theses item Id can be used to instantiate the resource
func getStorageRelatedProcessing(wf workflow.Workflow, storageId string) (relatedProcessing []string) {
var storageLinks []graph.GraphLink
// Only keep the links that are associated to the storage
for _, link := range wf.Graph.Links {
if link.Destination.ID == storageId || link.Source.ID == storageId {
storageLinks = append(storageLinks,link)
}
}
for _, link := range storageLinks {
var resourceId string
if link.Source.ID != storageId { resourceId = link.Source.ID } else { resourceId = link.Destination.ID }
if wf.Graph.IsProcessing(wf.Graph.Items[resourceId]){ relatedProcessing = append(relatedProcessing, resourceId) }
}
return
}
func getComputeProcessing(wf workflow.Workflow, processingId string) (res string) {
computeRel := wf.GetByRelatedProcessing(processingId,wf.Graph.IsCompute)
for _, rel := range computeRel {
return rel.Node.GetID()
}
return ""
}
func getServiceAccountCredentials(peerID string, storageRes resources.StorageResource, caller *tools.HTTPCaller, execId string, wfId string, computeRes resources.ComputeResource) (string, string, error) {
l := oclib.GetLogger()
fmt.Println("Getting a service account for" + computeRes.CreatorID + " on S3 " + storageRes.Name + " on peer " + storageRes.CreatorID )
res := oclib.NewRequest(oclib.LibDataEnum(oclib.PEER), "", peerID, []string{}, nil).LoadOne(storageRes.CreatorID)
if res.Code != 200 {
l.Error().Msg("Error while loading a peer for creation of the serviceAccount")
return "", "", fmt.Errorf(res.Err)
}
p := res.ToPeer()
caller.URLS[tools.MINIO_SVCACC] = map[tools.METHOD]string{
tools.POST: "/serviceaccount/" + storageRes.UUID + "/" + execId,
}
body := map[string]bool{"retrieve": true}
l.Debug().Msg("Lauching execution on" + p.UUID)
resp, err := p.LaunchPeerExecution(p.UUID, wfId, tools.MINIO_SVCACC, tools.POST, body, caller)
if err != nil {
l.Error().Msg("Error when executing on peer at " + p.Url + " when retrieving S3 credentials")
l.Error().Msg(err.Error())
return "", "", err
}
result_code := caller.LastResults["code"].(int)
if !slices.Contains([]int{200,201}, result_code) {
l.Error().Msg(fmt.Sprint("Error when trying to create a serviceAccount on storage " + storageRes.Name + " on peer at " + p.Url))
if _, ok := caller.LastResults["body"]; ok {
l.Error().Msg(string(caller.LastResults["body"].([]byte)))
return "", "", fmt.Errorf(string(caller.LastResults["body"].(map[string]interface{})["error"].([]byte)))
}
}
var access, secret string
if a, ok := resp["access"]; !ok {
return "", "", fmt.Errorf("Error in the response returned when creating a S3 serviceAccount on " + storageRes.Name + " on peer " + p.UUID)
} else {
access = a.(string)
}
if s, ok := resp["secret"]; !ok {
return "", "", fmt.Errorf("Error in the response returned when creating a S3 serviceAccount on " + storageRes.Name + " on peer " + p.UUID)
} else {
secret = s.(string)
}
return access, secret, nil
}
func postS3Secret(peerID string, s resources.StorageResource, caller *tools.HTTPCaller, execId string, wfId string, c resources.ComputeResource, access string, secret string) error {
l := oclib.GetLogger()
res := oclib.NewRequest(oclib.LibDataEnum(oclib.PEER), "", peerID, []string{}, nil).LoadOne(c.CreatorID)
if res.Code != 200 {
l.Error().Msg("Error while loading a peer for creation of the serviceAccount")
return fmt.Errorf(res.Err)
}
p := res.ToPeer()
caller.URLS[tools.MINIO_SVCACC_SECRET] = map[tools.METHOD]string{
tools.POST: "/secret/" + s.UUID + "/" + execId,
}
body := map[string]string{"access": access, "secret": secret}
_, err := p.LaunchPeerExecution(p.UUID, wfId, tools.MINIO_SVCACC_SECRET, tools.POST, body, caller)
if err != nil {
l.Error().Msg("Error when executing on peer at " + p.Url + " when creating a secret holding s3 credentials in namespace " + execId)
l.Error().Msg(err.Error())
return fmt.Errorf("Error when executing on peer at " + p.Url + " when creating a secret holding s3 credentials" + " : " + err.Error())
}
result_code := caller.LastResults["code"].(int)
if !slices.Contains([]int{200,201}, result_code) {
l.Error().Msg(fmt.Sprint("Error when trying to post the credential to " + s.Name + "to a secret on peer at " + p.Url))
if _, ok := caller.LastResults["body"]; ok {
l.Error().Msg(string(caller.LastResults["body"].([]byte)))
return fmt.Errorf(string(caller.LastResults["body"].(map[string]interface{})["error"].([]byte)))
}
}
return nil
}