github.com/turbot/steampipe@v1.7.0-rc.0.0.20240517123944-7cef272d4458/pkg/modinstaller/mod_installer_prune.go (about)

     1  package modinstaller
     2  
     3  import (
     4  	"os"
     5  	"path/filepath"
     6  
     7  	"github.com/turbot/steampipe/pkg/steampipeconfig/modconfig"
     8  	"github.com/turbot/steampipe/pkg/steampipeconfig/versionmap"
     9  )
    10  
    11  func (i *ModInstaller) Prune() (versionmap.VersionListMap, error) {
    12  	unusedMods := i.installData.Lock.GetUnreferencedMods()
    13  	// now delete any mod folders which are not in the lock file
    14  	for name, versions := range unusedMods {
    15  		for _, version := range versions {
    16  			depPath := i.getDependencyDestPath(modconfig.BuildModDependencyPath(name, version))
    17  			if err := i.deleteDependencyItem(depPath); err != nil {
    18  				return nil, err
    19  			}
    20  		}
    21  	}
    22  
    23  	return unusedMods, nil
    24  }
    25  
    26  func (i *ModInstaller) deleteDependencyItem(depPath string) error {
    27  	if err := os.RemoveAll(depPath); err != nil {
    28  		return err
    29  	}
    30  	return i.deleteEmptyFolderTree(filepath.Dir(depPath))
    31  
    32  }
    33  
    34  func (i *ModInstaller) deleteEmptyFolderTree(folderPath string) error {
    35  	// if the parent folder is empty, delete it
    36  	err := os.Remove(folderPath)
    37  	if err == nil {
    38  		parent := filepath.Dir(folderPath)
    39  		return i.deleteEmptyFolderTree(parent)
    40  	}
    41  	return nil
    42  }