mirror of https://github.com/databricks/cli.git
127 lines
3.6 KiB
Go
127 lines
3.6 KiB
Go
package python
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import (
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"context"
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"fmt"
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"io"
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"log"
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"os"
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"path"
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"strings"
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"github.com/databricks/bricks/project"
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"github.com/databricks/bricks/utilities"
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)
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func BuildWheel(ctx context.Context, dir string) (string, error) {
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defer chdirAndBack(dir)()
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// remove previous dist leak
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os.RemoveAll("dist")
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// remove all other irrelevant traces
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silentlyCleanupWheelFolder(".")
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// call simple wheel builder. we may need to pip install wheel as well
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out, err := Py(ctx, "setup.py", "bdist_wheel")
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if err != nil {
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return "", err
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}
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log.Printf("[DEBUG] Built wheel: %s", out)
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// and cleanup afterwards
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silentlyCleanupWheelFolder(".")
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wheel := silentChildWithSuffix("dist", ".whl")
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if wheel == "" {
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return "", fmt.Errorf("cannot find built wheel in %s", dir)
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}
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return path.Join(dir, wheel), nil
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}
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const DBFSWheelLocation = "dbfs:/FileStore/wheels/simple"
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// TODO: research deeper if we make new data resource for terraform, like `databricks_latest_wheel` (preferred),
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// or do we bypass the environment variable into terraform deployer. And make a decision.
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//
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// Whatever this method gets refactored to is intended to be used for two purposes:
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// - uploading project's wheel archives: one per project or one per project/developer, depending on isolation
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// - synchronising enterprise artifactories, jfrogs, azdo feeds, so that we fix the gap of private code artifact
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// repository integration.
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func UploadWheelToDBFSWithPEP503(ctx context.Context, dir string) (string, error) {
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wheel, err := BuildWheel(ctx, dir)
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if err != nil {
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return "", err
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}
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defer chdirAndBack(dir)()
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dist, err := ReadDistribution(ctx)
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if err != nil {
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return "", err
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}
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// TODO: figure out wheel naming criteria for Soft project isolation to allow multiple
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// people workin on the same project to upload wheels and let them be deployed as independent jobs.
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// we should also consider multiple PEP503 index stacking: per enterprise, per project, per developer.
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// PEP503 indexes can be rolled out to clusters via checksummed global init script, that creates
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// a driver/worker `/etc/pip.conf` with FUSE-mounted file:///dbfs/FileStore/wheels/simple/..
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// extra index URLs. See more pointers at https://stackoverflow.com/q/30889494/277035
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dbfsLoc := fmt.Sprintf("%s/%s/%s", DBFSWheelLocation, dist.NormalizedName(), path.Base(wheel))
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wsc := project.Get(ctx).WorkspacesClient()
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wf, err := os.Open(wheel)
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if err != nil {
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return "", err
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}
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defer wf.Close()
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raw, err := io.ReadAll(wf)
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if err != nil {
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return "", err
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}
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// err = dbfs.Create(dbfsLoc, raw, true)
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err = utilities.CreateDbfsFile(ctx,
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wsc,
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dbfsLoc,
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raw,
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true,
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)
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// TODO: maintain PEP503 compliance and update meta-files:
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// ${DBFSWheelLocation}/index.html and ${DBFSWheelLocation}/${NormalizedName}/index.html
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return dbfsLoc, err
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}
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func silentlyCleanupWheelFolder(dir string) {
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// there or not there - we don't care
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os.RemoveAll(path.Join(dir, "__pycache__"))
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os.RemoveAll(path.Join(dir, "build"))
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eggInfo := silentChildWithSuffix(dir, ".egg-info")
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if eggInfo == "" {
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return
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}
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os.RemoveAll(eggInfo)
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}
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func silentChildWithSuffix(dir, suffix string) string {
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f, err := os.Open(dir)
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if err != nil {
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log.Printf("[DEBUG] open dir %s: %s", dir, err)
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return ""
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}
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entries, err := f.ReadDir(0)
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if err != nil {
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log.Printf("[DEBUG] read dir %s: %s", dir, err)
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// todo: log
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return ""
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}
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for _, child := range entries {
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if !strings.HasSuffix(child.Name(), suffix) {
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continue
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}
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return path.Join(dir, child.Name())
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}
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return ""
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}
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func chdirAndBack(dir string) func() {
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wd, _ := os.Getwd()
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os.Chdir(dir)
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return func() {
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os.Chdir(wd)
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}
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}
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