databricks-cli/bundle/apps/upload_config.go

106 lines
2.7 KiB
Go

package apps
import (
"bytes"
"context"
"fmt"
"path"
"strings"
"github.com/databricks/cli/bundle"
"github.com/databricks/cli/bundle/config/resources"
"github.com/databricks/cli/bundle/deploy"
"github.com/databricks/cli/libs/diag"
"github.com/databricks/cli/libs/filer"
"golang.org/x/sync/errgroup"
"gopkg.in/yaml.v3"
)
type uploadConfig struct {
filerFactory deploy.FilerFactory
}
func (u *uploadConfig) Apply(ctx context.Context, b *bundle.Bundle) diag.Diagnostics {
var diags diag.Diagnostics
errGroup, ctx := errgroup.WithContext(ctx)
for key, app := range b.Config.Resources.Apps {
// If the app has a config, we need to deploy it first.
// It means we need to write app.yml file with the content of the config field
// to the remote source code path of the app.
if app.Config != nil {
if !strings.HasPrefix(app.SourceCodePath, b.Config.Workspace.FilePath) {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "App source code invalid",
Detail: fmt.Sprintf("App source code path %s is not within file path %s", app.SourceCodePath, b.Config.Workspace.FilePath),
Locations: b.Config.GetLocations(fmt.Sprintf("resources.apps.%s.source_code_path", key)),
})
continue
}
appPath := strings.TrimPrefix(app.SourceCodePath, b.Config.Workspace.FilePath)
buf, err := configToYaml(app)
if err != nil {
return diag.FromErr(err)
}
// When the app is started, create a new app deployment and wait for it to complete.
f, err := u.filerFactory(b)
if err != nil {
return diag.FromErr(err)
}
errGroup.Go(func() error {
err = f.Write(ctx, path.Join(appPath, "app.yml"), buf, filer.OverwriteIfExists)
if err != nil {
diags = append(diags, diag.Diagnostic{
Severity: diag.Error,
Summary: "Failed to save config",
Detail: fmt.Sprintf("Failed to write %s file: %s", path.Join(app.SourceCodePath, "app.yml"), err),
Locations: b.Config.GetLocations(fmt.Sprintf("resources.apps.%s", key)),
})
}
return nil
})
}
}
if err := errGroup.Wait(); err != nil {
return diag.FromErr(err)
}
return diags
}
// Name implements bundle.Mutator.
func (u *uploadConfig) Name() string {
return "apps:UploadConfig"
}
func UploadConfig() bundle.Mutator {
return &uploadConfig{
filerFactory: func(b *bundle.Bundle) (filer.Filer, error) {
return filer.NewWorkspaceFilesClient(b.WorkspaceClient(), b.Config.Workspace.FilePath)
},
}
}
func configToYaml(app *resources.App) (*bytes.Buffer, error) {
buf := bytes.NewBuffer(nil)
enc := yaml.NewEncoder(buf)
enc.SetIndent(2)
err := enc.Encode(app.Config)
defer enc.Close()
if err != nil {
return nil, fmt.Errorf("failed to encode app config to yaml: %w", err)
}
return buf, nil
}