fix(openvpn): set default mssfix to 1320 for all providers with no de…

…fault - Partially address #2533
qdm12 · Nov 5, 2024 · 3473fe9 · 3473fe9
1 parent c655500
commit 3473fe9
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Showing 18 changed files with 39 additions and 13 deletions.
diff --git a/internal/provider/cyberghost/openvpnconf.go b/internal/provider/cyberghost/openvpnconf.go
@@ -19,9 +19,10 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 			openvpn.AES256cbc,
 			openvpn.AES128gcm,
 		},
-		Auth: openvpn.SHA256,
-		Ping: 10,
-		CAs:  []string{"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"}, //nolint:lll
+		Auth:   openvpn.SHA256,
+		MssFix: 1320,
+		Ping:   10,
+		CAs:    []string{"MIIGWjCCBEKgAwIBAgIJAJxUG61mxDS7MA0GCSqGSIb3DQEBDQUAMHsxCzAJBgNVBAYTAlJPMRIwEAYDVQQHEwlCdWNoYXJlc3QxGDAWBgNVBAoTD0N5YmVyR2hvc3QgUy5BLjEbMBkGA1UEAxMSQ3liZXJHaG9zdCBSb290IENBMSEwHwYJKoZIhvcNAQkBFhJpbmZvQGN5YmVyZ2hvc3Qucm8wHhcNMTcwNjE5MDgxNzI1WhcNMzcwNjE0MDgxNzI1WjB7MQswCQYDVQQGEwJSTzESMBAGA1UEBxMJQnVjaGFyZXN0MRgwFgYDVQQKEw9DeWJlckdob3N0IFMuQS4xGzAZBgNVBAMTEkN5YmVyR2hvc3QgUm9vdCBDQTEhMB8GCSqGSIb3DQEJARYSaW5mb0BjeWJlcmdob3N0LnJvMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA7O8+mji2FlQhJXn/G4VLrKPjGtxgQBAdjo0dZEQzKX08q14dLkslmOLgShStWKrOiLXGAvB1rPvvk613jtA0KjQLpgyLy9lIWohQKYjj5jrJYXMZMkbSHBYI9L8L7iezBEFYrjYKdDo51nq99wRFhKdbyKKjDh3e2L2SVEZLT1ogkK5gWzjvH+mjjtjUUicK+YjGwWOz6I+KKaG4Ve/D/cE6nCLbhHIMMnargZEu7sqA6BFeS4kEP/ZdCZoTSX2n43XV1q63nJt/v0KDetbZDciFVW9h9SVPG4qT44p0550N+Mom7zTX7S/ID5T9dplgU8sRGtIMrG0cIMD9zmpFgUnMusCrR7jJFr0sMAveTbgZg95LmstV6R6WKZkSFdUrE0DHl4dHoZvTFX+1LhwhHgjgDLaosX0vhG/C/7LpoVWimd6RRQT3M9o4Fa1TuhfvBzQ20QHrmRV/yKvGNK0xckZ6EZ/QY7Z55ORU15Tgab4ebnblYPWoEmn0mIYP3LFFeoR5OS1EX7+j4kPv+bwPGsmpHjxmZyq2Y7sJBpbOCJgbkn52WZdPBIRDpPdIHQ8pAJC4T0iMK9xvAwWNl/V6EYYNpR97osyEDXn+BTdAHlhJ5fck9KlwI9mb1Kg1bhbvbmaIAiOLenSULYf3j6rI1ygo3R2cCyybtuAq8M7z0OECAwEAAaOB4DCB3TAdBgNVHQ4EFgQU6tdK1g/He5qzjeAoM5eHt4in9iUwga0GA1UdIwSBpTCBooAU6tdK1g/He5qzjeAoM5eHt4in9iWhf6R9MHsxCzAJBgNVBAYTAlJPMRIwEAYDVQQHEwlCdWNoYXJlc3QxGDAWBgNVBAoTD0N5YmVyR2hvc3QgUy5BLjEbMBkGA1UEAxMSQ3liZXJHaG9zdCBSb290IENBMSEwHwYJKoZIhvcNAQkBFhJpbmZvQGN5YmVyZ2hvc3Qucm+CCQCcVButZsQ0uzAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBDQUAA4ICAQDNyQ92kj4qiNjnHk99qvnFw9qGfwB9ofaPL74zh0G5hEe3Wgb2o4fqUGnvUNgOu53gJksz3DcPQ8t40wfmm9I1Z8tiM9qrqvkuQ+nKcLgdooXtEsTybPIYDZ2cWR/5E0TKRvC7RFzKgQ4D77Vbi4TdaHiDV7ZNfU1iLCoBGcYm80hcUHEs5KIVLwUmcSOTmbZBySJxcSD0yUpS7nlZGwLY6VQrU+JFwDSisbXT4DXf3iSzp7FzW0/u/SFvWsPHrjE0hkPoZPalYvouaJEHKAhip0ZwSmitlxbBnmm8+K/3c9mLA5/uXrirfpuhhs8V3lyV2mczVtSiTl6gpi88gc//JY80JeHdupjO25T3XEzY9cpxecmkWaUEjLMx4wVoXQuUiPonfILM6OLwi+zUS8gQErdFeGvcQXbncPa4SdJuHkF8lgiX2i8S8fPGdXvU37E9bdAXwP5nZriYq1s0D59Qfvz+vLXVkmyZp6ztxjKjKolemPMak0Y5c1Q4RjNF6tmQoFuy/ACSkWy14Tzu2dFp7UiVbGg1FOvKhfs48zC2/IUQv1arqmPT/9LVq3B2DVT9UKXRUXX/f/jSSsVjkz4uUe2jUyL+XHX1nSmROTPHSAJ+oKf0BLnfqUxFkEUTwLnayssP2nwGgq35b7wEbTFIXdrjHGFUVQIDeERz8UThew=="}, //nolint:lll
 	}
 	return utils.OpenVPNConfig(providerSettings, connection, settings, ipv6Supported)
 }
diff --git a/internal/provider/example/openvpnconf.go b/internal/provider/example/openvpnconf.go
@@ -18,6 +18,7 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 		Ciphers: []string{
 			openvpn.AES256gcm,
 		},
+		MssFix:        1320,
 		Ping:          5,
 		RemoteCertTLS: true,
 		CAs:           []string{"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"}, //nolint:lll

diff --git a/internal/provider/giganews/openvpnconf.go b/internal/provider/giganews/openvpnconf.go
@@ -18,6 +18,7 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 			openvpn.AES256cbc,
 		},
 		Auth:      openvpn.SHA256,
+		MssFix:    1320,
 		Ping:      10,
 		CAs:       []string{"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"}, //nolint:lll
 		TLSCipher: "TLS-ECDHE-RSA-WITH-AES-256-GCM-SHA384:TLS-DHE-RSA-WITH-AES-256-CBC-SHA256:TLS-DHE-RSA-WITH-AES-256-CBC-SHA",                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         //nolint:lll

diff --git a/internal/provider/hidemyass/openvpnconf.go b/internal/provider/hidemyass/openvpnconf.go
@@ -20,6 +20,7 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 		CAs:           []string{"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"}, //nolint:lll
 		Cert:          "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",                                                           //nolint:lll
 		RSAKey:        "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",                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           //nolint:lll
+		MssFix:        1320,
 		Ping:          5,
 	}
 	return utils.OpenVPNConfig(providerSettings, connection, settings, ipv6Supported)

diff --git a/internal/provider/ipvanish/openvpnconf.go b/internal/provider/ipvanish/openvpnconf.go
@@ -10,6 +10,7 @@ import (
 func (p *Provider) OpenVPNConfig(connection models.Connection,
 	settings settings.OpenVPN, ipv6Supported bool,
 ) (lines []string) {
+	//nolint:mnd
 	providerSettings := utils.OpenVPNProviderSettings{
 		AuthUserPass: true,
 		Ciphers: []string{
@@ -19,6 +20,7 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 		VerifyX509Type: "name",
 		TLSCipher:      "TLS-DHE-RSA-WITH-AES-256-CBC-SHA:TLS-DHE-DSS-WITH-AES-256-CBC-SHA:TLS-RSA-WITH-AES-256-CBC-SHA",
 		CAs:            []string{"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"}, //nolint:lll
+		MssFix:         1320,
 	}
 	return utils.OpenVPNConfig(providerSettings, connection, settings, ipv6Supported)
 }
diff --git a/internal/provider/ivpn/openvpnconf.go b/internal/provider/ivpn/openvpnconf.go
@@ -16,6 +16,7 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 		Ciphers: []string{
 			openvpn.AES256cbc,
 		},
+		MssFix:         1320,
 		Ping:           5,
 		RemoteCertTLS:  true,
 		VerifyX509Type: "name-prefix",

diff --git a/internal/provider/mullvad/openvpnconf.go b/internal/provider/mullvad/openvpnconf.go
@@ -18,6 +18,7 @@ func (p *Provider) OpenVPNConfig(connection models.Connection,
 			openvpn.AES128gcm,
 			openvpn.AES256gcm,
 		},
+		MssFix:        1320,
 		Ping:          10,
 		RemoteCertTLS: true,
 		TLSCipher:     "TLS-DHE-RSA-WITH-AES-256-GCM-SHA384:TLS-DHE-RSA-WITH-AES-256-CBC-SHA",