oc-monitord/workflow_builder/graph.go

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package workflow_builder
import (
"errors"
"fmt"
oclib "cloud.o-forge.io/core/oc-lib"
workflow "cloud.o-forge.io/core/oc-lib/models/workflow"
)
type WorflowDB struct {
Workflow *workflow.Workflow
}
// Create the obj!ects from the mxgraphxml stored in the workflow given as a parameter
func (w *WorflowDB) LoadFrom(workflow_id string) error {
var err error
if w.Workflow, err = w.getWorkflow(workflow_id); err != nil {
return err
}
return nil
}
// Use oclib to retrieve the graph contained in the workflow referenced
func (w *WorflowDB) getWorkflow(workflow_id string) (workflow *workflow.Workflow, err error) {
logger := oclib.GetLogger()
lib_data := oclib.LoadOne(oclib.LibDataEnum(oclib.WORKFLOW), workflow_id)
if lib_data.Code != 200 {
logger.Error().Msg("Error loading the graph")
return workflow, errors.New(lib_data.Err)
}
new_wf := lib_data.ToWorkflow()
if new_wf == nil {
logger.Error().Msg("WorflowDB object is empty for " + workflow_id)
return workflow, errors.New("WorflowDB can't be empty")
}
return new_wf, nil
}
func (w *WorflowDB) ExportToArgo() (string, error) {
logger := oclib.GetLogger()
if len(w.Workflow.Name) == 0 || w.Workflow.Graph == nil {
return "", fmt.Errorf("can't export a graph that has not been loaded yet")
}
argo_builder := ArgoBuilder{graph: *w.Workflow.Graph}
filename, err := argo_builder.CreateDAG()
if err != nil {
logger.Error().Msg("Could not create the argo file for " + w.Workflow.Name)
return "", err
}
return filename, nil
}
// TODO implement this function
func (w *WorflowDB) ExportToHelm(id string) error {
return nil
}