Adds pm key create
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b22d99bf53
commit
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@ -1,7 +1,6 @@
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package keyring
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import (
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"log"
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"os"
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"path/filepath"
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@ -11,18 +10,107 @@ import (
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"mcquay.me/fs"
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)
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// NewKeyPair creates and adds a new OpenPGP keypair to an existing keyring.
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func NewKeyPair(root, name, email string) error {
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pgpDir := filepath.Join(root, "var", "lib", "pm", "pgp")
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if !fs.Exists(pgpDir) {
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if err := os.MkdirAll(pgpDir, 0755); err != nil {
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return errors.Wrap(err, "mk pgp dir")
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}
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if err := ensureDir(root); err != nil {
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return errors.Wrap(err, "can't find or create pgp dir")
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}
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srn, prn := getNames(root)
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secs, pubs, err := getELs(srn, prn)
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if err != nil {
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return errors.Wrap(err, "getting existing keyrings")
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}
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e, err := openpgp.NewEntity(name, "pm", email, nil)
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fresh, err := openpgp.NewEntity(name, "pm", email, nil)
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if err != nil {
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errors.Wrap(err, "new entity")
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}
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log.Printf("%+v", e)
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return errors.New("NYI")
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pr, err := os.Create(prn)
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if err != nil {
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return errors.Wrap(err, "opening pubring")
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}
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sr, err := os.Create(srn)
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if err != nil {
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return errors.Wrap(err, "opening secring")
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}
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for _, e := range secs {
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if err := e.SerializePrivate(sr, nil); err != nil {
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return errors.Wrapf(err, "serializing old private key: %v", e.PrimaryKey.KeyIdString())
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}
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}
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// order is critical here; if we don't serialize the private key of fresh
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// first, the later steps fail.
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if err := fresh.SerializePrivate(sr, nil); err != nil {
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return errors.Wrapf(err, "serializing fresh private %v", fresh.PrimaryKey.KeyIdString())
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}
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if err := sr.Close(); err != nil {
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return errors.Wrap(err, "closing secring")
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}
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for _, e := range pubs {
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if err := e.Serialize(pr); err != nil {
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return errors.Wrapf(err, "serializing %v", e.PrimaryKey.KeyIdString())
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}
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}
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if err := fresh.Serialize(pr); err != nil {
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return errors.Wrapf(err, "serializing %v", fresh.PrimaryKey.KeyIdString())
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}
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if err := pr.Close(); err != nil {
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return errors.Wrap(err, "closing pubring")
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}
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return nil
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}
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func pGPDir(root string) string {
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return filepath.Join(root, "var", "lib", "pm", "pgp")
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}
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func ensureDir(root string) error {
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d := pGPDir(root)
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if !fs.Exists(d) {
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if err := os.MkdirAll(d, 0700); err != nil {
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return errors.Wrap(err, "mk pgp dir")
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}
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}
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return nil
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}
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func getNames(root string) (string, string) {
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srn := filepath.Join(pGPDir(root), "secring.gpg")
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prn := filepath.Join(pGPDir(root), "pubring.gpg")
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return srn, prn
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}
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func getELs(secring, pubring string) (openpgp.EntityList, openpgp.EntityList, error) {
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var sr, pr openpgp.EntityList
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if fs.Exists(secring) {
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f, err := os.Open(secring)
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if err != nil {
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return nil, nil, errors.Wrap(err, "opening secring")
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}
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sr, err = openpgp.ReadKeyRing(f)
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if err != nil {
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return nil, nil, errors.Wrap(err, "read sec key ring")
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}
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if err := f.Close(); err != nil {
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return nil, nil, errors.Wrap(err, "closing keyring")
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}
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}
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if fs.Exists(pubring) {
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f, err := os.Open(pubring)
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if err != nil {
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return nil, nil, errors.Wrap(err, "opening pubring")
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}
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pr, err = openpgp.ReadKeyRing(f)
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if err != nil {
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return nil, nil, errors.Wrap(err, "read pub key ring")
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}
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if err := f.Close(); err != nil {
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return nil, nil, errors.Wrap(err, "closing keyring")
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}
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}
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return sr, pr, nil
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}
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