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configs: fix backward compatibility

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Signed-off-by: Nicola Murino <nicola.murino@gmail.com>
This commit is contained in:
Nicola Murino 2023-10-07 22:02:10 +02:00
parent f05fe78737
commit 4b685b21a2
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GPG key ID: 935D2952DEC4EECF
2 changed files with 18 additions and 8 deletions
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9
internal/dataprovider/configs.go
View file

@ -97,11 +97,18 @@ func (c *SFTPDConfigs) GetModuliAsString() string {
}
func (c *SFTPDConfigs) validate() error {
var hostKeyAlgos []string
for _, algo := range c.HostKeyAlgos {
if algo == ssh.CertAlgoRSAv01 {
continue
}
if !util.Contains(supportedHostKeyAlgos, algo) {
return util.NewValidationError(fmt.Sprintf("unsupported host key algorithm %q", algo))
}
hostKeyAlgos = append(hostKeyAlgos, algo)
}
c.HostKeyAlgos = hostKeyAlgos
var kexAlgos []string
for _, algo := range c.KexAlgorithms {
if algo == "diffie-hellman-group18-sha512" {
continue
@ -109,7 +116,9 @@ func (c *SFTPDConfigs) validate() error {
if !util.Contains(supportedKexAlgos, algo) {
return util.NewValidationError(fmt.Sprintf("unsupported KEX algorithm %q", algo))
}
kexAlgos = append(kexAlgos, algo)
}
c.KexAlgorithms = kexAlgos
for _, cipher := range c.Ciphers {
if !util.Contains(supportedCiphers, cipher) {
return util.NewValidationError(fmt.Sprintf("unsupported cipher %q", cipher))

17
internal/httpd/httpd_test.go
View file

@ -7887,7 +7887,7 @@ func TestLoaddata(t *testing.T) {
configsGet, err := dataprovider.GetConfigs()
assert.NoError(t, err)
assert.Equal(t, configs.SMTP, configsGet.SMTP)
assert.Equal(t, configs.SFTPD.HostKeyAlgos, configsGet.SFTPD.HostKeyAlgos)
assert.Equal(t, []string{ssh.KeyAlgoRSA}, configsGet.SFTPD.HostKeyAlgos)
assert.Len(t, configsGet.SFTPD.Moduli, 0)
assert.Len(t, configsGet.SFTPD.KexAlgorithms, 0)
assert.Len(t, configsGet.SFTPD.Ciphers, 0)
@ -12705,6 +12705,8 @@ func TestWebConfigsMock(t *testing.T) {
assert.Contains(t, rr.Body.String(), ssh.CertAlgoDSAv01) // invalid algo
form.Set("sftp_host_key_algos", ssh.KeyAlgoRSA)
form.Add("sftp_host_key_algos", ssh.CertAlgoRSAv01)
form.Set("sftp_kex_algos", "diffie-hellman-group18-sha512")
form.Add("sftp_kex_algos", "diffie-hellman-group16-sha512")
req, err = http.NewRequest(http.MethodPost, webConfigsPath, bytes.NewBuffer([]byte(form.Encode())))
assert.NoError(t, err)
setJWTCookieForReq(req, webToken)
@ -12715,12 +12717,13 @@ func TestWebConfigsMock(t *testing.T) {
// check SFTP configs
configs, err := dataprovider.GetConfigs()
assert.NoError(t, err)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 2)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 1)
assert.Contains(t, configs.SFTPD.HostKeyAlgos, ssh.KeyAlgoRSA)
assert.Contains(t, configs.SFTPD.HostKeyAlgos, ssh.CertAlgoRSAv01)
assert.Len(t, configs.SFTPD.Moduli, 2)
assert.Contains(t, configs.SFTPD.Moduli, "path 1")
assert.Contains(t, configs.SFTPD.Moduli, "path 2")
assert.Len(t, configs.SFTPD.KexAlgorithms, 1)
assert.Contains(t, configs.SFTPD.KexAlgorithms, "diffie-hellman-group16-sha512")
// invalid form action
form.Set("form_action", "")
req, err = http.NewRequest(http.MethodPost, webConfigsPath, bytes.NewBuffer([]byte(form.Encode())))
@ -12762,9 +12765,8 @@ func TestWebConfigsMock(t *testing.T) {
// check
configs, err = dataprovider.GetConfigs()
assert.NoError(t, err)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 2)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 1)
assert.Contains(t, configs.SFTPD.HostKeyAlgos, ssh.KeyAlgoRSA)
assert.Contains(t, configs.SFTPD.HostKeyAlgos, ssh.CertAlgoRSAv01)
assert.Len(t, configs.SFTPD.Moduli, 2)
assert.Equal(t, "mail.example.net", configs.SMTP.Host)
assert.Equal(t, 587, configs.SMTP.Port)
@ -12833,9 +12835,8 @@ func TestWebConfigsMock(t *testing.T) {
// check
configs, err = dataprovider.GetConfigs()
assert.NoError(t, err)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 2)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 1)
assert.Contains(t, configs.SFTPD.HostKeyAlgos, ssh.KeyAlgoRSA)
assert.Contains(t, configs.SFTPD.HostKeyAlgos, ssh.CertAlgoRSAv01)
assert.Len(t, configs.SFTPD.Moduli, 2)
assert.Equal(t, 80, configs.ACME.HTTP01Challenge.Port)
assert.Equal(t, 7, configs.ACME.Protocols)
@ -12866,7 +12867,7 @@ func TestWebConfigsMock(t *testing.T) {
assert.Contains(t, rr.Body.String(), "Configurations updated")
configs, err = dataprovider.GetConfigs()
assert.NoError(t, err)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 2)
assert.Len(t, configs.SFTPD.HostKeyAlgos, 1)
assert.Equal(t, 402, configs.ACME.HTTP01Challenge.Port)
assert.Equal(t, 1, configs.ACME.Protocols)
assert.Equal(t, domain, configs.ACME.Domain)