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v2_queue_worker.go
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v2_queue_worker.go
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package api
import (
"context"
"encoding/base64"
"net/http"
"strings"
"time"
"github.com/go-gorp/gorp"
"github.com/gorilla/mux"
"github.com/rockbears/log"
"github.com/ovh/cds/engine/api/authentication"
workerauth "github.com/ovh/cds/engine/api/authentication/worker"
"github.com/ovh/cds/engine/api/worker_v2"
"github.com/ovh/cds/engine/api/workflow_v2"
"github.com/ovh/cds/engine/gorpmapper"
"github.com/ovh/cds/engine/service"
"github.com/ovh/cds/sdk"
)
func (api *API) postV2WorkerTakeJobHandler() ([]service.RbacChecker, service.Handler) {
return []service.RbacChecker{api.jobRunUpdate, api.isWorker}, func(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
vars := mux.Vars(r)
jobRunID := vars["runJobID"]
wk := getWorker(ctx)
wrkWithSecret, err := worker_v2.LoadByID(ctx, api.mustDB(), wk.ID, gorpmapper.GetOptions.WithDecryption)
if err != nil {
return err
}
workerKey := wrkWithSecret.PrivateKey
if wrkWithSecret.Status != sdk.StatusWaiting {
return sdk.WithStack(sdk.ErrForbidden)
}
jobRun, err := workflow_v2.LoadRunJobByID(ctx, api.mustDB(), jobRunID)
if err != nil {
return err
}
if jobRun.Status != sdk.StatusScheduling {
return sdk.NewErrorFrom(sdk.ErrForbidden, "unable take the job %s, current status %s", jobRunID, jobRun.Status)
}
run, err := workflow_v2.LoadRunByID(ctx, api.mustDB(), jobRun.WorkflowRunID)
if err != nil {
return err
}
contexts, err := computeRunJobContext(ctx, api.mustDB(), *run, *jobRun, *wk)
if err != nil {
return err
}
tx, err := api.mustDB().Begin()
if err != nil {
return sdk.WithStack(err)
}
defer tx.Rollback() // nolint
// Change worker status
wrkWithSecret.Status = sdk.StatusBuilding
if err := worker_v2.Update(ctx, tx, wrkWithSecret); err != nil {
return err
}
jobRun.Status = sdk.StatusBuilding
jobRun.Started = time.Now()
jobRun.WorkerName = wrkWithSecret.Name
if err := workflow_v2.UpdateJobRun(ctx, tx, jobRun); err != nil {
return err
}
if err := tx.Commit(); err != nil {
return sdk.WithStack(err)
}
takeResponse := sdk.V2TakeJobResponse{
RunJob: *jobRun,
AsCodeActions: run.WorkflowData.Actions,
SigningKey: base64.StdEncoding.EncodeToString(workerKey),
Contexts: *contexts,
}
return service.WriteJSON(w, takeResponse, http.StatusOK)
}
}
func computeRunJobContext(ctx context.Context, db gorp.SqlExecutor, run sdk.V2WorkflowRun, jobRun sdk.V2WorkflowRunJob, wk sdk.V2Worker) (*sdk.WorkflowRunJobsContext, error) {
contexts := &sdk.WorkflowRunJobsContext{}
contexts.CDS = run.Contexts.CDS
contexts.CDS.Job = jobRun.JobID
contexts.CDS.Stage = jobRun.Job.Stage
contexts.Vars = run.Contexts.Vars
contexts.Git = run.Contexts.Git
runJobs, err := workflow_v2.LoadRunJobsByRunIDAndStatus(ctx, db, run.ID, []string{sdk.StatusFail, sdk.StatusSkipped, sdk.StatusSuccess, sdk.StatusStopped})
if err != nil {
return nil, err
}
contexts.Jobs = sdk.JobsResultContext{}
for _, rj := range runJobs {
jobResult := sdk.JobResultContext{
Result: rj.Status,
Outputs: rj.Outputs,
}
contexts.Jobs[rj.JobID] = jobResult
}
return contexts, nil
}
func (api *API) postV2RefreshWorkerHandler() ([]service.RbacChecker, service.Handler) {
return []service.RbacChecker{api.jobRunUpdate, api.isWorker}, func(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
wk := getWorker(ctx)
wk.LastBeat = time.Now()
tx, err := api.mustDB().Begin()
if err != nil {
return sdk.WithStack(err)
}
if err := worker_v2.Update(ctx, tx, wk); err != nil {
return err
}
return sdk.WithStack(tx.Commit())
}
}
func (api *API) postV2RegisterWorkerHandler() ([]service.RbacChecker, service.Handler) {
return nil, func(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
vars := mux.Vars(r)
jobRunID := vars["runJobID"]
regionName := vars["regionName"]
// First get the jwt token to checks where this registration is coming from
jwt := strings.TrimPrefix(r.Header.Get("Authorization"), "Bearer ")
if jwt == "" {
return sdk.WithStack(sdk.ErrUnauthorized)
}
var registrationForm sdk.WorkerRegistrationForm
if err := service.UnmarshalBody(r, ®istrationForm); err != nil {
return err
}
// Check that the worker can authentify on CDS API
workerTokenFromHatchery, hatch, err := workerauth.VerifyTokenV2(ctx, api.mustDB(), jwt)
if err != nil {
return sdk.NewErrorWithStack(sdk.WrapError(err, "unauthorized worker jwt token %s", jwt), sdk.ErrUnauthorized)
}
if err := hatcheryHasRoleOnRegion(ctx, api.mustDB(), hatch.ID, regionName, sdk.HatcheryRoleSpawn); err != nil {
return err
}
hatcheryConsumer, err := authentication.LoadHatcheryConsumerByName(ctx, api.mustDB(), hatch.Name)
if err != nil {
return sdk.WrapError(err, "unable to load hatchery %s consumer", hatch.ID)
}
// Check runjob status
runJob, err := workflow_v2.LoadRunJobByID(ctx, api.mustDB(), workerTokenFromHatchery.Worker.RunJobID)
if err != nil {
return err
}
if runJob.Status != sdk.StatusScheduling || runJob.HatcheryName != hatch.Name || runJob.ID != jobRunID || runJob.Region != regionName {
return sdk.WrapError(sdk.ErrForbidden, "unable to take job %s, current status: %s, hatchery: %s, region: %s", runJob.ID, runJob.Status, runJob.HatcheryName, runJob.Region)
}
tx, err := api.mustDB().Begin()
if err != nil {
return sdk.WithStack(err)
}
defer tx.Rollback() // nolint
// We have to issue a new consumer for the worker
workerConsumer, err := authentication.NewConsumerWorkerV2(ctx, tx, workerTokenFromHatchery.Subject, hatcheryConsumer)
if err != nil {
return err
}
// Try to register worker
wk, err := worker_v2.RegisterWorker(ctx, tx, workerTokenFromHatchery.Worker, *hatch, workerConsumer, registrationForm)
if err != nil {
return sdk.NewErrorWithStack(
sdk.WrapError(err, "[%s] Registering failed", workerTokenFromHatchery.Worker.WorkerName),
sdk.ErrUnauthorized,
)
}
log.Debug(ctx, "New worker: [%s] - %s", wk.ID, wk.Name)
workerSession, err := authentication.NewSession(ctx, tx, &workerConsumer.AuthConsumer, workerauth.SessionDuration)
if err != nil {
return sdk.NewErrorWithStack(
sdk.WrapError(err, "[%s] Registering failed", workerTokenFromHatchery.Worker.WorkerName),
sdk.ErrUnauthorized,
)
}
// Store the last authentication date on the consumer
now := time.Now()
workerConsumer.LastAuthentication = &now
if err := authentication.UpdateConsumerLastAuthentication(ctx, tx, &workerConsumer.AuthConsumer); err != nil {
return err
}
if err := tx.Commit(); err != nil {
return sdk.WithStack(err)
}
jwt, err = authentication.NewSessionJWT(workerSession, "")
if err != nil {
return sdk.NewErrorWithStack(
sdk.WrapError(err, "[%s] Registering failed", workerTokenFromHatchery.Worker.WorkerName),
sdk.ErrUnauthorized,
)
}
// Set the JWT token as a header
log.Debug(ctx, "worker.registerWorkerHandler> X-CDS-JWT:%s", sdk.StringFirstN(jwt, 12))
w.Header().Add("X-CDS-JWT", jwt)
// Return worker info to worker itself
return service.WriteJSON(w, wk, http.StatusOK)
}
}
func (api *API) postV2UnregisterWorkerHandler() ([]service.RbacChecker, service.Handler) {
return []service.RbacChecker{api.jobRunUpdate, api.isWorker}, func(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
wk := getWorker(ctx)
tx, err := api.mustDB().Begin()
if err != nil {
return sdk.WithStack(err)
}
wk.Status = sdk.StatusDisabled
if err := worker_v2.Update(ctx, tx, wk); err != nil {
return err
}
return sdk.WithStack(tx.Commit())
}
}