mirror of
https://github.com/turbot/steampipe.git
synced 2026-03-31 18:00:19 -04:00
91 lines
3.1 KiB
Go
91 lines
3.1 KiB
Go
package ociinstaller
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import (
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"context"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"time"
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"github.com/turbot/steampipe/pkg/constants"
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versionfile "github.com/turbot/steampipe/pkg/ociinstaller/versionfile"
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)
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// InstallFdw installs the Steampipe Postgres foreign data wrapper from an OCI image
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func InstallFdw(ctx context.Context, dbLocation string) (string, error) {
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tempDir := NewTempDir(dbLocation)
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defer func() {
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if err := tempDir.Delete(); err != nil {
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log.Printf("[TRACE] Failed to delete temp dir '%s' after installing fdw: %s", tempDir, err)
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}
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}()
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imageDownloader := NewOciDownloader()
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// download the blobs.
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image, err := imageDownloader.Download(ctx, NewSteampipeImageRef(constants.FdwImageRef), ImageTypeFdw, tempDir.Path)
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if err != nil {
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return "", err
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}
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// install the files
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if err = installFdwFiles(image, tempDir.Path, dbLocation); err != nil {
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return "", err
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}
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if err := updateVersionFileFdw(image); err != nil {
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return string(image.OCIDescriptor.Digest), err
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}
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return string(image.OCIDescriptor.Digest), nil
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}
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func updateVersionFileFdw(image *SteampipeImage) error {
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timeNow := versionfile.FormatTime(time.Now())
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v, err := versionfile.LoadDatabaseVersionFile()
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if err != nil {
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return err
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}
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v.FdwExtension.Version = image.Config.Fdw.Version
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v.FdwExtension.Name = "fdwExtension"
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v.FdwExtension.ImageDigest = string(image.OCIDescriptor.Digest)
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v.FdwExtension.InstalledFrom = image.ImageRef.requestedRef
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v.FdwExtension.LastCheckedDate = timeNow
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v.FdwExtension.InstallDate = timeNow
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return v.Save()
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}
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func installFdwFiles(image *SteampipeImage, tempdir string, dest string) error {
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fdwBinDir := filepath.Join(dest, "lib", "postgresql")
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fdwBinFileSourcePath := filepath.Join(tempdir, image.Fdw.BinaryFile)
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fdwBinFileDestPath := filepath.Join(fdwBinDir, constants.FdwBinaryFileName)
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// NOTE: for Mac M1 machines, if the fdw binary is updated in place without deleting the existing file,
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// the updated fdw may crash on execution - for an undetermined reason
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// to avoid this, first remove the existing .so file
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os.Remove(fdwBinFileDestPath)
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// now unzip the fdw file
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if _, err := ungzip(fdwBinFileSourcePath, fdwBinDir); err != nil {
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return fmt.Errorf("could not unzip %s to %s: %s", fdwBinFileSourcePath, fdwBinDir, err.Error())
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}
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fdwControlDir := filepath.Join(dest, "share", "postgresql", "extension")
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controlFileName := image.Fdw.ControlFile
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controlFileSourcePath := filepath.Join(tempdir, controlFileName)
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controlFileDestPath := filepath.Join(fdwControlDir, image.Fdw.ControlFile)
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if err := moveFileWithinPartition(controlFileSourcePath, controlFileDestPath); err != nil {
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return fmt.Errorf("could not install %s to %s", controlFileSourcePath, fdwControlDir)
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}
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fdwSQLDir := filepath.Join(dest, "share", "postgresql", "extension")
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sqlFileName := image.Fdw.SqlFile
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sqlFileSourcePath := filepath.Join(tempdir, sqlFileName)
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sqlFileDestPath := filepath.Join(fdwSQLDir, sqlFileName)
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if err := moveFileWithinPartition(sqlFileSourcePath, sqlFileDestPath); err != nil {
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return fmt.Errorf("could not install %s to %s", sqlFileSourcePath, fdwSQLDir)
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}
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return nil
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}
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