mirror of https://github.com/databricks/cli.git
109 lines
3.0 KiB
Go
109 lines
3.0 KiB
Go
package project
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import (
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"fmt"
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"io/ioutil"
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"os"
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"reflect"
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"github.com/databricks/bricks/folders"
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"github.com/databricks/databricks-sdk-go/service/clusters"
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"github.com/ghodss/yaml"
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)
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type Isolation string
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const (
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None Isolation = ""
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Soft Isolation = "soft"
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)
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// ConfigFile is the name of project configuration file
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const ConfigFile = "databricks.yml"
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type Assertions struct {
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Groups []string `json:"groups,omitempty"`
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Secrets []string `json:"secrets,omitempty"`
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ServicePrincipals []string `json:"service_principals,omitempty"`
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}
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type Project struct {
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Name string `json:"name"` // or do default from folder name?..
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Profile string `json:"profile,omitempty"` // rename?
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Isolation Isolation `json:"isolation,omitempty"`
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// development-time vs deployment-time resources
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DevCluster *clusters.ClusterInfo `json:"dev_cluster,omitempty"`
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// Assertions defines a list of configurations expected to be applied
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// to the workspace by a higher-privileged user (or service principal)
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// in order for the deploy command to work, as individual project teams
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// in almost all the cases don’t have admin privileges on Databricks
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// workspaces.
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//
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// This configuration simplifies the flexibility of individual project
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// teams, make jobs deployment easier and portable across environments.
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// This configuration block would contain the following entities to be
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// created by administrator users or admin-level automation, like Terraform
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// and/or SCIM provisioning.
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Assertions *Assertions `json:"assertions,omitempty"`
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}
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func (p Project) IsDevClusterDefined() bool {
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return reflect.ValueOf(p.DevCluster).IsZero()
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}
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// IsDevClusterJustReference denotes reference-only clusters.
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// This conflicts with Soft isolation. Happens for cost-restricted projects,
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// where there's only a single Shared Autoscaling cluster per workspace and
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// general users have no ability to create other iteractive clusters.
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func (p *Project) IsDevClusterJustReference() bool {
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if p.DevCluster.ClusterName == "" {
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return false
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}
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return reflect.DeepEqual(p.DevCluster, &clusters.ClusterInfo{
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ClusterName: p.DevCluster.ClusterName,
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})
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}
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// IsDatabricksProject returns true for folders with `databricks.yml`
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// in the parent tree
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func IsDatabricksProject() bool {
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_, err := findProjectRoot()
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return err == nil
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}
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func loadProjectConf() (prj Project, err error) {
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root, err := findProjectRoot()
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if err != nil {
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return
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}
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config, err := os.Open(fmt.Sprintf("%s/%s", root, ConfigFile))
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if err != nil {
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return
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}
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raw, err := ioutil.ReadAll(config)
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if err != nil {
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return
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}
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err = yaml.Unmarshal(raw, &prj)
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if err != nil {
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return
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}
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return validateAndApplyProjectDefaults(prj)
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}
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func validateAndApplyProjectDefaults(prj Project) (Project, error) {
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// defaultCluster := clusters.ClusterInfo{
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// NodeTypeID: "smallest",
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// SparkVersion: "latest",
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// AutoterminationMinutes: 30,
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// }
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return prj, nil
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}
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func findProjectRoot() (string, error) {
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return folders.FindDirWithLeaf(ConfigFile)
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}
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