mirror of
https://github.com/caddyserver/caddy.git
synced 2025-10-31 02:27:19 -04:00
379 lines
11 KiB
Go
379 lines
11 KiB
Go
package caddytls
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import (
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"crypto/tls"
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"io/ioutil"
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"log"
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"os"
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"testing"
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"github.com/mholt/caddy"
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"github.com/xenolf/lego/acme"
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)
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func TestMain(m *testing.M) {
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// Write test certificates to disk before tests, and clean up
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// when we're done.
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err := ioutil.WriteFile(certFile, testCert, 0644)
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if err != nil {
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log.Fatal(err)
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}
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err = ioutil.WriteFile(keyFile, testKey, 0644)
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if err != nil {
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os.Remove(certFile)
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log.Fatal(err)
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}
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result := m.Run()
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os.Remove(certFile)
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os.Remove(keyFile)
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os.Exit(result)
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}
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func TestSetupParseBasic(t *testing.T) {
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", `tls `+certFile+` `+keyFile+``)
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err := setupTLS(c)
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if err != nil {
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t.Errorf("Expected no errors, got: %v", err)
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}
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// Basic checks
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if !cfg.Manual {
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t.Error("Expected TLS Manual=true, but was false")
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}
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if !cfg.Enabled {
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t.Error("Expected TLS Enabled=true, but was false")
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}
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// Security defaults
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if cfg.ProtocolMinVersion != tls.VersionTLS11 {
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t.Errorf("Expected 'tls1.1 (0x0302)' as ProtocolMinVersion, got %#v", cfg.ProtocolMinVersion)
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}
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if cfg.ProtocolMaxVersion != tls.VersionTLS12 {
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t.Errorf("Expected 'tls1.2 (0x0303)' as ProtocolMaxVersion, got %v", cfg.ProtocolMaxVersion)
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}
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// Cipher checks
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expectedCiphers := []uint16{
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tls.TLS_FALLBACK_SCSV,
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tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
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tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
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tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
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tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
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tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
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tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
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tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
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tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
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tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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tls.TLS_RSA_WITH_AES_256_CBC_SHA,
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tls.TLS_RSA_WITH_AES_128_CBC_SHA,
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}
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// Ensure count is correct (plus one for TLS_FALLBACK_SCSV)
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if len(cfg.Ciphers) != len(expectedCiphers) {
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t.Errorf("Expected %v Ciphers (including TLS_FALLBACK_SCSV), got %v",
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len(expectedCiphers), len(cfg.Ciphers))
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}
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// Ensure ordering is correct
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for i, actual := range cfg.Ciphers {
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if actual != expectedCiphers[i] {
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t.Errorf("Expected cipher in position %d to be %0x, got %0x", i, expectedCiphers[i], actual)
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}
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}
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if !cfg.PreferServerCipherSuites {
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t.Error("Expected PreferServerCipherSuites = true, but was false")
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}
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// Ensure curve count is correct
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if len(cfg.CurvePreferences) != len(defaultCurves) {
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t.Errorf("Expected %v Curves, got %v", len(defaultCurves), len(cfg.CurvePreferences))
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}
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// Ensure curve ordering is correct
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for i, actual := range cfg.CurvePreferences {
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if actual != defaultCurves[i] {
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t.Errorf("Expected curve in position %d to be %0x, got %0x", i, defaultCurves[i], actual)
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}
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}
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}
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func TestSetupParseIncompleteParams(t *testing.T) {
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// Using tls without args is an error because it's unnecessary.
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c := caddy.NewTestController("", `tls`)
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err := setupTLS(c)
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if err == nil {
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t.Error("Expected an error, but didn't get one")
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}
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}
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func TestSetupParseWithOptionalParams(t *testing.T) {
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params := `tls ` + certFile + ` ` + keyFile + ` {
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protocols tls1.0 tls1.2
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ciphers RSA-AES256-CBC-SHA ECDHE-RSA-AES128-GCM-SHA256 ECDHE-ECDSA-AES256-GCM-SHA384
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muststaple
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err != nil {
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t.Errorf("Expected no errors, got: %v", err)
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}
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if cfg.ProtocolMinVersion != tls.VersionTLS10 {
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t.Errorf("Expected 'tls1.0 (0x0301)' as ProtocolMinVersion, got %#v", cfg.ProtocolMinVersion)
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}
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if cfg.ProtocolMaxVersion != tls.VersionTLS12 {
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t.Errorf("Expected 'tls1.2 (0x0303)' as ProtocolMaxVersion, got %#v", cfg.ProtocolMaxVersion)
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}
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if len(cfg.Ciphers)-1 != 3 {
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t.Errorf("Expected 3 Ciphers (not including TLS_FALLBACK_SCSV), got %v", len(cfg.Ciphers)-1)
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}
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if !cfg.MustStaple {
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t.Errorf("Expected must staple to be true")
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}
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}
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func TestSetupDefaultWithOptionalParams(t *testing.T) {
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params := `tls {
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ciphers RSA-3DES-EDE-CBC-SHA
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err != nil {
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t.Errorf("Expected no errors, got: %v", err)
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}
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if len(cfg.Ciphers)-1 != 1 {
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t.Errorf("Expected 1 ciphers (not including TLS_FALLBACK_SCSV), got %v", len(cfg.Ciphers)-1)
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}
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}
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func TestSetupParseWithWrongOptionalParams(t *testing.T) {
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// Test protocols wrong params
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params := `tls ` + certFile + ` ` + keyFile + ` {
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protocols ssl tls
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err == nil {
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t.Errorf("Expected errors, but no error returned")
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}
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// Test ciphers wrong params
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params = `tls ` + certFile + ` ` + keyFile + ` {
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ciphers not-valid-cipher
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}`
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cfg = new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c = caddy.NewTestController("", params)
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err = setupTLS(c)
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if err == nil {
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t.Errorf("Expected errors, but no error returned")
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}
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// Test key_type wrong params
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params = `tls {
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key_type ab123
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}`
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cfg = new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c = caddy.NewTestController("", params)
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err = setupTLS(c)
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if err == nil {
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t.Errorf("Expected errors, but no error returned")
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}
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// Test curves wrong params
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params = `tls {
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curves ab123, cd456, ef789
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}`
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cfg = new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c = caddy.NewTestController("", params)
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err = setupTLS(c)
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if err == nil {
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t.Errorf("Expected errors, but no error returned")
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}
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}
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func TestSetupParseWithClientAuth(t *testing.T) {
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// Test missing client cert file
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params := `tls ` + certFile + ` ` + keyFile + ` {
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clients
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err == nil {
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t.Errorf("Expected an error, but no error returned")
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}
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noCAs, twoCAs := []string{}, []string{"client_ca.crt", "client2_ca.crt"}
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for caseNumber, caseData := range []struct {
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params string
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clientAuthType tls.ClientAuthType
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expectedErr bool
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expectedCAs []string
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}{
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{"", tls.NoClientCert, false, noCAs},
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{`tls ` + certFile + ` ` + keyFile + ` {
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clients client_ca.crt client2_ca.crt
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}`, tls.RequireAndVerifyClientCert, false, twoCAs},
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// now come modifier
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{`tls ` + certFile + ` ` + keyFile + ` {
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clients request
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}`, tls.RequestClientCert, false, noCAs},
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{`tls ` + certFile + ` ` + keyFile + ` {
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clients require
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}`, tls.RequireAnyClientCert, false, noCAs},
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{`tls ` + certFile + ` ` + keyFile + ` {
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clients verify_if_given client_ca.crt client2_ca.crt
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}`, tls.VerifyClientCertIfGiven, false, twoCAs},
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{`tls ` + certFile + ` ` + keyFile + ` {
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clients verify_if_given
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}`, tls.VerifyClientCertIfGiven, true, noCAs},
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} {
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", caseData.params)
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err := setupTLS(c)
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if caseData.expectedErr {
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if err == nil {
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t.Errorf("In case %d: Expected an error, got: %v", caseNumber, err)
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}
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continue
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}
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if err != nil {
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t.Errorf("In case %d: Expected no errors, got: %v", caseNumber, err)
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}
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if caseData.clientAuthType != cfg.ClientAuth {
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t.Errorf("In case %d: Expected TLS client auth type %v, got: %v",
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caseNumber, caseData.clientAuthType, cfg.ClientAuth)
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}
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if count := len(cfg.ClientCerts); count < len(caseData.expectedCAs) {
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t.Fatalf("In case %d: Expected %d client certs, had %d", caseNumber, len(caseData.expectedCAs), count)
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}
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for idx, expected := range caseData.expectedCAs {
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if actual := cfg.ClientCerts[idx]; actual != expected {
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t.Errorf("In case %d: Expected %dth client cert file to be '%s', but was '%s'",
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caseNumber, idx, expected, actual)
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}
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}
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}
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}
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func TestSetupParseWithKeyType(t *testing.T) {
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params := `tls {
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key_type p384
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err != nil {
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t.Errorf("Expected no errors, got: %v", err)
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}
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if cfg.KeyType != acme.EC384 {
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t.Errorf("Expected 'P384' as KeyType, got %#v", cfg.KeyType)
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}
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}
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func TestSetupParseWithCurves(t *testing.T) {
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params := `tls {
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curves x25519 p256 p384 p521
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err != nil {
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t.Errorf("Expected no errors, got: %v", err)
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}
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if len(cfg.CurvePreferences) != 4 {
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t.Errorf("Expected 4 curves, got %v", len(cfg.CurvePreferences))
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}
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expectedCurves := []tls.CurveID{tls.X25519, tls.CurveP256, tls.CurveP384, tls.CurveP521}
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// Ensure ordering is correct
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for i, actual := range cfg.CurvePreferences {
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if actual != expectedCurves[i] {
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t.Errorf("Expected curve in position %d to be %v, got %v", i, expectedCurves[i], actual)
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}
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}
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}
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func TestSetupParseWithOneTLSProtocol(t *testing.T) {
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params := `tls {
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protocols tls1.2
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}`
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cfg := new(Config)
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RegisterConfigGetter("", func(c *caddy.Controller) *Config { return cfg })
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c := caddy.NewTestController("", params)
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err := setupTLS(c)
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if err != nil {
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t.Errorf("Expected no errors, got: %v", err)
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}
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if cfg.ProtocolMinVersion != cfg.ProtocolMaxVersion {
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t.Errorf("Expected ProtocolMinVersion to be the same as ProtocolMaxVersion")
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}
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if cfg.ProtocolMinVersion != tls.VersionTLS12 && cfg.ProtocolMaxVersion != tls.VersionTLS12 {
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t.Errorf("Expected 'tls1.2 (0x0303)' as ProtocolMinVersion/ProtocolMaxVersion, got %v/%v", cfg.ProtocolMinVersion, cfg.ProtocolMaxVersion)
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}
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}
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const (
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certFile = "test_cert.pem"
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keyFile = "test_key.pem"
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)
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var testCert = []byte(`-----BEGIN CERTIFICATE-----
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MIIBkjCCATmgAwIBAgIJANfFCBcABL6LMAkGByqGSM49BAEwFDESMBAGA1UEAxMJ
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bG9jYWxob3N0MB4XDTE2MDIxMDIyMjAyNFoXDTE4MDIwOTIyMjAyNFowFDESMBAG
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A1UEAxMJbG9jYWxob3N0MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEs22MtnG7
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9K1mvIyjEO9GLx7BFD0tBbGnwQ0VPsuCxC6IeVuXbQDLSiVQvFZ6lUszTlczNxVk
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pEfqrM6xAupB7qN1MHMwHQYDVR0OBBYEFHxYDvAxUwL4XrjPev6qZ/BiLDs5MEQG
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A1UdIwQ9MDuAFHxYDvAxUwL4XrjPev6qZ/BiLDs5oRikFjAUMRIwEAYDVQQDEwls
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b2NhbGhvc3SCCQDXxQgXAAS+izAMBgNVHRMEBTADAQH/MAkGByqGSM49BAEDSAAw
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RQIgRvBqbyJM2JCJqhA1FmcoZjeMocmhxQHTt1c+1N2wFUgCIQDtvrivbBPA688N
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Qh3sMeAKNKPsx5NxYdoWuu9KWcKz9A==
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-----END CERTIFICATE-----
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`)
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var testKey = []byte(`-----BEGIN EC PARAMETERS-----
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BggqhkjOPQMBBw==
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-----END EC PARAMETERS-----
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-----BEGIN EC PRIVATE KEY-----
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MHcCAQEEIGLtRmwzYVcrH3J0BnzYbGPdWVF10i9p6mxkA4+b2fURoAoGCCqGSM49
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AwEHoUQDQgAEs22MtnG79K1mvIyjEO9GLx7BFD0tBbGnwQ0VPsuCxC6IeVuXbQDL
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SiVQvFZ6lUszTlczNxVkpEfqrM6xAupB7g==
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-----END EC PRIVATE KEY-----
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`)
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