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Test for Method fails with some private keys 

Signed-off-by: Somtochi Onyekwere <somtochionyekwere@gmail.com>
This commit is contained in:
Somtochi Onyekwere 2021-04-14 09:20:47 +01:00
parent f56c96fff6
commit ee43942afb
2 changed files with 25 additions and 2 deletions
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9
pkg/git/gogit/transport.go
View File

@ -22,6 +22,7 @@ import (
"github.com/go-git/go-git/v5/plumbing/transport/http"
"github.com/go-git/go-git/v5/plumbing/transport/ssh"
cryptossh "golang.org/x/crypto/ssh"
corev1 "k8s.io/api/core/v1"
"github.com/fluxcd/pkg/ssh/knownhosts"
@ -88,16 +89,20 @@ func (s *PublicKeyAuth) Method(secret corev1.Secret) (*git.Auth, error) {
user = git.DefaultPublicKeyAuthUser
}
password := secret.Data["password"]
pk, err := ssh.NewPublicKeys(user, identity, string(password))
signer, err := cryptossh.ParsePrivateKey(identity)
if _, ok := err.(*cryptossh.PassphraseMissingError); ok {
signer, err = cryptossh.ParsePrivateKeyWithPassphrase(identity, secret.Data["password"])
}
if err != nil {
return nil, err
}
pk := &ssh.PublicKeys{Signer: signer, User: user}
callback, err := knownhosts.New(knownHosts)
if err != nil {
return nil, err
}
pk.HostKeyCallback = callback
return &git.Auth{AuthMethod: pk}, nil
}

18
pkg/git/gogit/transport_test.go
View File

@ -60,6 +60,16 @@ wGctSx4kHsZGhJv5qwKqqPEFPhUzph8D2tm2TABk8HJa5KJFDbGrcfvk2uODAoZr
MbcpIxCfl8oB09bWfY6tDQjyvwSYYo2Phdwm7kT92xc=
-----END RSA PRIVATE KEY-----`
// generated with sshkey-gen with password `password`. Fails test
secretEDCSAFicture = `-----BEGIN OPENSSH PRIVATE KEY-----
b3BlbnNzaC1rZXktdjEAAAAACmFlczI1Ni1jdHIAAAAGYmNyeXB0AAAAGAAAABCUNUDYpS
GJ0GjHSoOJvNzrAAAAEAAAAAEAAAAzAAAAC3NzaC1lZDI1NTE5AAAAIAUwMlCdqwINTCFe
0QTLK2w04AMyMDkH4keEHnTDB9KAAAAAoLv9vPS65ie3CQ9XYDXhX4TQUKg15kYmbt/Lqu
Eg5i6G2aJOIeq/ZwBOjySG328zucwptzScx1bgwIHfkPmUSBBoATcilGtglVFDmBuYSrky
r2bP9MJYmUIx3RkMZI0RcYIwuH/fMNPnyBbGMCwEEZP3xYXst8oNyGz47s9k6Woqy64bgh
Q0YEW1Vyqn/Tt8nBJrbtyY1iLnQjOZ167bYxc=
-----END OPENSSH PRIVATE KEY-----`
// knownHostsFixture is known_hosts fixture in the expected
// format.
knownHostsFixture string = `github.com ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==`
@ -85,6 +95,13 @@ var (
"password": []byte("foobar"),
},
}
failingPrivateKey = corev1.Secret{
Data: map[string][]byte{
"identity": []byte(secretEDCSAFicture),
"known_hosts": []byte(knownHostsFixture),
"password": []byte("password"),
},
}
)
func TestAuthSecretStrategyForURL(t *testing.T) {
@ -154,6 +171,7 @@ func TestPublicKeyStrategy_Method(t *testing.T) {
}{
{"private key and known_hosts", privateKeySecretFixture, nil, false},
{"private key with passphrase and known_hosts", privateKeySecretWithPassphraseFixture, nil, false},
{"edcsa private key with passphrase and known_hosts", failingPrivateKey, nil, false},
{"missing private key", privateKeySecretFixture, func(s *corev1.Secret) { delete(s.Data, "identity") }, true},
{"invalid private key", privateKeySecretFixture, func(s *corev1.Secret) { s.Data["identity"] = []byte(`-----BEGIN RSA PRIVATE KEY-----`) }, true},
{"missing known_hosts", privateKeySecretFixture, func(s *corev1.Secret) { delete(s.Data, "known_hosts") }, true},