package config import ( "context" "fmt" "github.com/databricks/cli/bundle/config/resources" "github.com/databricks/databricks-sdk-go" ) // Resources defines Databricks resources associated with the bundle. type Resources struct { Jobs map[string]*resources.Job `json:"jobs,omitempty"` Pipelines map[string]*resources.Pipeline `json:"pipelines,omitempty"` Models map[string]*resources.MlflowModel `json:"models,omitempty"` Experiments map[string]*resources.MlflowExperiment `json:"experiments,omitempty"` ModelServingEndpoints map[string]*resources.ModelServingEndpoint `json:"model_serving_endpoints,omitempty"` RegisteredModels map[string]*resources.RegisteredModel `json:"registered_models,omitempty"` } type UniqueResourceIdTracker struct { Type map[string]string ConfigPath map[string]string } // verifies merging is safe by checking no duplicate identifiers exist func (r *Resources) VerifySafeMerge(other *Resources) error { rootTracker, err := r.VerifyUniqueResourceIdentifiers() if err != nil { return err } otherTracker, err := other.VerifyUniqueResourceIdentifiers() if err != nil { return err } for k := range otherTracker.Type { if _, ok := rootTracker.Type[k]; ok { return fmt.Errorf("multiple resources named %s (%s at %s, %s at %s)", k, rootTracker.Type[k], rootTracker.ConfigPath[k], otherTracker.Type[k], otherTracker.ConfigPath[k], ) } } return nil } // This function verifies there are no duplicate names used for the resource definations func (r *Resources) VerifyUniqueResourceIdentifiers() (*UniqueResourceIdTracker, error) { tracker := &UniqueResourceIdTracker{ Type: make(map[string]string), ConfigPath: make(map[string]string), } for k := range r.Jobs { tracker.Type[k] = "job" tracker.ConfigPath[k] = r.Jobs[k].ConfigFilePath } for k := range r.Pipelines { if _, ok := tracker.Type[k]; ok { return tracker, fmt.Errorf("multiple resources named %s (%s at %s, %s at %s)", k, tracker.Type[k], tracker.ConfigPath[k], "pipeline", r.Pipelines[k].ConfigFilePath, ) } tracker.Type[k] = "pipeline" tracker.ConfigPath[k] = r.Pipelines[k].ConfigFilePath } for k := range r.Models { if _, ok := tracker.Type[k]; ok { return tracker, fmt.Errorf("multiple resources named %s (%s at %s, %s at %s)", k, tracker.Type[k], tracker.ConfigPath[k], "mlflow_model", r.Models[k].ConfigFilePath, ) } tracker.Type[k] = "mlflow_model" tracker.ConfigPath[k] = r.Models[k].ConfigFilePath } for k := range r.Experiments { if _, ok := tracker.Type[k]; ok { return tracker, fmt.Errorf("multiple resources named %s (%s at %s, %s at %s)", k, tracker.Type[k], tracker.ConfigPath[k], "mlflow_experiment", r.Experiments[k].ConfigFilePath, ) } tracker.Type[k] = "mlflow_experiment" tracker.ConfigPath[k] = r.Experiments[k].ConfigFilePath } for k := range r.ModelServingEndpoints { if _, ok := tracker.Type[k]; ok { return tracker, fmt.Errorf("multiple resources named %s (%s at %s, %s at %s)", k, tracker.Type[k], tracker.ConfigPath[k], "model_serving_endpoint", r.ModelServingEndpoints[k].ConfigFilePath, ) } tracker.Type[k] = "model_serving_endpoint" tracker.ConfigPath[k] = r.ModelServingEndpoints[k].ConfigFilePath } for k := range r.RegisteredModels { if _, ok := tracker.Type[k]; ok { return tracker, fmt.Errorf("multiple resources named %s (%s at %s, %s at %s)", k, tracker.Type[k], tracker.ConfigPath[k], "registered_model", r.RegisteredModels[k].ConfigFilePath, ) } tracker.Type[k] = "registered_model" tracker.ConfigPath[k] = r.RegisteredModels[k].ConfigFilePath } return tracker, nil } // ConfigureConfigFilePath sets the specified path for all resources contained in this instance. // This property is used to correctly resolve paths relative to the path // of the configuration file they were defined in. func (r *Resources) ConfigureConfigFilePath() { for _, e := range r.Jobs { e.ConfigureConfigFilePath() } for _, e := range r.Pipelines { e.ConfigureConfigFilePath() } for _, e := range r.Models { e.ConfigureConfigFilePath() } for _, e := range r.Experiments { e.ConfigureConfigFilePath() } for _, e := range r.ModelServingEndpoints { e.ConfigureConfigFilePath() } for _, e := range r.RegisteredModels { e.ConfigureConfigFilePath() } } type ConfigResource interface { Exists(ctx context.Context, w *databricks.WorkspaceClient, id string) (bool, error) TerraformResourceName() string } func (r *Resources) FindResourceByConfigKey(key string) (ConfigResource, error) { found := make([]ConfigResource, 0) for k := range r.Jobs { if k == key { found = append(found, r.Jobs[k]) } } for k := range r.Pipelines { if k == key { found = append(found, r.Pipelines[k]) } } if len(found) == 0 { return nil, fmt.Errorf("no such resource: %s", key) } if len(found) > 1 { keys := make([]string, 0, len(found)) for _, r := range found { keys = append(keys, fmt.Sprintf("%s:%s", r.TerraformResourceName(), key)) } return nil, fmt.Errorf("ambiguous: %s (can resolve to all of %s)", key, keys) } return found[0], nil }