62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
package pkg
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import (
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"os"
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"path/filepath"
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"github.com/pkg/errors"
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"mcquay.me/pm"
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"mcquay.me/pm/db"
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)
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// Remove uninstalls packages.
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func Remove(root string, pkgs []string) error {
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iDB, err := db.LoadInstalled(root)
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if err != nil {
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return errors.Wrap(err, "loading available db")
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}
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ms, err := iDB.Removable(pkgs)
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if err != nil {
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return errors.Wrap(err, "checking ability to remove")
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}
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for _, m := range ms {
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if err := script(root, m, "pre-remove"); err != nil {
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return errors.Wrap(err, "pre-remove")
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}
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mdir := filepath.Join(root, installed, string(m.Name))
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bom := filepath.Join(mdir, "bom.sha256")
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bf, err := os.Open(bom)
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if err != nil {
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return errors.Wrapf(err, "%q: opening bom", m.Name)
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}
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cs, err := pm.ParseCS(bf)
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if err != nil {
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return errors.Wrapf(err, "%q: parsing bom", m.Name)
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}
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for n := range cs {
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if err := os.Remove(filepath.Join(root, n)); err != nil {
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return errors.Wrapf(err, "pkg %q", m.Name)
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}
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}
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if err := script(root, m, "post-remove"); err != nil {
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return errors.Wrap(err, "post-remove")
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}
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if err := db.RemoveInstalled(root, m); err != nil {
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return errors.Wrapf(err, "removing %q", m.Name)
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}
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if err := os.RemoveAll(mdir); err != nil {
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return errors.Wrapf(err, "%q: removing pm install dir", m.Name)
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}
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}
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return nil
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}
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