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-rw-r--r--plumbing/object/commit.go43
-rw-r--r--plumbing/object/commit_test.go26
2 files changed, 69 insertions, 0 deletions
diff --git a/plumbing/object/commit.go b/plumbing/object/commit.go
index eee015b..66ecabd 100644
--- a/plumbing/object/commit.go
+++ b/plumbing/object/commit.go
@@ -12,6 +12,11 @@ import (
"gopkg.in/src-d/go-git.v4/utils/ioutil"
)
+const (
+ beginpgp string = "-----BEGIN PGP SIGNATURE-----"
+ endpgp string = "-----END PGP SIGNATURE-----"
+)
+
// Hash represents the hash of an object
type Hash plumbing.Hash
@@ -28,6 +33,8 @@ type Commit struct {
// Committer is the one performing the commit, might be different from
// Author.
Committer Signature
+ // PGPSignature is the PGP signature of the commit.
+ PGPSignature string
// Message is the commit message, contains arbitrary text.
Message string
// TreeHash is the hash of the root tree of the commit.
@@ -145,12 +152,33 @@ func (c *Commit) Decode(o plumbing.EncodedObject) (err error) {
r := bufio.NewReader(reader)
var message bool
+ var pgpsig bool
for {
line, err := r.ReadBytes('\n')
if err != nil && err != io.EOF {
return err
}
+ if pgpsig {
+ // Check if it's the end of a PGP signature.
+ if bytes.Contains(line, []byte(endpgp)) {
+ c.PGPSignature += endpgp + "\n"
+ pgpsig = false
+ } else {
+ // Trim the left padding.
+ line = bytes.TrimLeft(line, " ")
+ c.PGPSignature += string(line)
+ }
+ continue
+ }
+
+ // Check if it's the beginning of a PGP signature.
+ if bytes.Contains(line, []byte(beginpgp)) {
+ c.PGPSignature += beginpgp + "\n"
+ pgpsig = true
+ continue
+ }
+
if !message {
line = bytes.TrimSpace(line)
if len(line) == 0 {
@@ -215,6 +243,21 @@ func (b *Commit) Encode(o plumbing.EncodedObject) error {
return err
}
+ if b.PGPSignature != "" {
+ if _, err = fmt.Fprint(w, "pgpsig"); err != nil {
+ return err
+ }
+
+ // Split all the signature lines and write with a left padding and
+ // newline at the end.
+ lines := strings.Split(b.PGPSignature, "\n")
+ for _, line := range lines {
+ if _, err = fmt.Fprintf(w, " %s\n", line); err != nil {
+ return err
+ }
+ }
+ }
+
if _, err = fmt.Fprintf(w, "\n\n%s", b.Message); err != nil {
return err
}
diff --git a/plumbing/object/commit_test.go b/plumbing/object/commit_test.go
index e89302d..2d04e77 100644
--- a/plumbing/object/commit_test.go
+++ b/plumbing/object/commit_test.go
@@ -232,3 +232,29 @@ func (s *SuiteCommit) TestLongCommitMessageSerialization(c *C) {
c.Assert(err, IsNil)
c.Assert(decoded.Message, Equals, longMessage)
}
+
+func (s *SuiteCommit) TestPGPSignatureSerialization(c *C) {
+ encoded := &plumbing.MemoryObject{}
+ decoded := &Commit{}
+ commit := *s.Commit
+
+ pgpsignature := `-----BEGIN PGP SIGNATURE-----
+
+iQEcBAABAgAGBQJTZbQlAAoJEF0+sviABDDrZbQH/09PfE51KPVPlanr6q1v4/Ut
+LQxfojUWiLQdg2ESJItkcuweYg+kc3HCyFejeDIBw9dpXt00rY26p05qrpnG+85b
+hM1/PswpPLuBSr+oCIDj5GMC2r2iEKsfv2fJbNW8iWAXVLoWZRF8B0MfqX/YTMbm
+ecorc4iXzQu7tupRihslbNkfvfciMnSDeSvzCpWAHl7h8Wj6hhqePmLm9lAYqnKp
+8S5B/1SSQuEAjRZgI4IexpZoeKGVDptPHxLLS38fozsyi0QyDyzEgJxcJQVMXxVi
+RUysgqjcpT8+iQM1PblGfHR4XAhuOqN5Fx06PSaFZhqvWFezJ28/CLyX5q+oIVk=
+=EFTF
+-----END PGP SIGNATURE-----
+`
+ commit.PGPSignature = pgpsignature
+
+ err := commit.Encode(encoded)
+ c.Assert(err, IsNil)
+
+ err = decoded.Decode(encoded)
+ c.Assert(err, IsNil)
+ c.Assert(decoded.PGPSignature, Equals, pgpsignature)
+}