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job_handler.go
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/
job_handler.go
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package handlers
import (
"context"
"fmt"
"net/http"
"net/url"
"regexp"
"code.cloudfoundry.org/korifi/api/apierrors"
"code.cloudfoundry.org/korifi/api/authorization"
"code.cloudfoundry.org/korifi/api/presenter"
ctrl "sigs.k8s.io/controller-runtime"
"github.com/go-logr/logr"
"github.com/gorilla/mux"
)
const (
JobPath = "/v3/jobs/{guid}"
syncSpacePrefix = "space.apply_manifest"
appDeletePrefix = "app.delete"
orgDeletePrefix = "org.delete"
routeDeletePrefix = "route.delete"
spaceDeletePrefix = "space.delete"
)
const JobResourceType = "Job"
type JobHandler struct {
handlerWrapper *AuthAwareHandlerFuncWrapper
serverURL url.URL
}
func NewJobHandler(serverURL url.URL) *JobHandler {
return &JobHandler{
handlerWrapper: NewAuthAwareHandlerFuncWrapper(ctrl.Log.WithName("JobHandler")),
serverURL: serverURL,
}
}
func (h *JobHandler) jobGetHandler(ctx context.Context, logger logr.Logger, authInfo authorization.Info, r *http.Request) (*HandlerResponse, error) {
vars := mux.Vars(r)
jobGUID := vars["guid"]
jobType, resourceGUID, match := parseJobGUID(jobGUID)
if !match {
return nil, apierrors.LogAndReturn(
logger,
apierrors.NewNotFoundError(fmt.Errorf("invalid job guid: %s", jobGUID), JobResourceType),
"Invalid Job GUID",
)
}
var jobResponse presenter.JobResponse
switch jobType {
case syncSpacePrefix:
jobResponse = presenter.ForManifestApplyJob(jobGUID, resourceGUID, h.serverURL)
case appDeletePrefix, orgDeletePrefix, spaceDeletePrefix, routeDeletePrefix:
jobResponse = presenter.ForDeleteJob(jobGUID, jobType, h.serverURL)
default:
return nil, apierrors.LogAndReturn(
logger,
apierrors.NewNotFoundError(fmt.Errorf("invalid job type: %s", jobType), JobResourceType),
fmt.Sprintf("Invalid Job type: %s", jobType),
)
}
return NewHandlerResponse(http.StatusOK).WithBody(jobResponse), nil
}
func (h *JobHandler) RegisterRoutes(router *mux.Router) {
router.Path(JobPath).Methods("GET").HandlerFunc(h.handlerWrapper.Wrap(h.jobGetHandler))
}
func parseJobGUID(jobGUID string) (string, string, bool) {
// Parse the job identifier and capture the job operation and resource name for later use
jobOperationPattern := `([a-z_\-]+[\.][a-z_]+)` // (e.g. app.delete, space.apply_manifest, etc.)
resourceIdentifierPattern := `([A-Za-z0-9\-\.]+)` // (e.g. cf-space-a4cd478b-0b02-452f-8498-ce87ec5c6649, CUSTOM_ORG_ID, etc.)
jobRegexp := regexp.MustCompile(jobOperationPattern + presenter.JobGUIDDelimiter + resourceIdentifierPattern)
matches := jobRegexp.FindStringSubmatch(jobGUID)
if len(matches) != 3 {
return "", "", false
} else {
return matches[1], matches[2], true
}
}