package stepcas import ( "crypto" "crypto/ecdsa" "crypto/ed25519" "crypto/elliptic" "crypto/rand" "crypto/rsa" "io" "net/url" "reflect" "testing" "time" "go.step.sm/crypto/jose" ) type noneSigner []byte func (b noneSigner) Public() crypto.PublicKey { return []byte(b) } func (b noneSigner) Sign(rnd io.Reader, digest []byte, opts crypto.SignerOpts) (signature []byte, err error) { return digest, nil } func fakeTime(t *testing.T) { t.Helper() tmp := timeNow t.Cleanup(func() { timeNow = tmp }) timeNow = func() time.Time { return testX5CCrt.NotBefore } } func Test_x5cIssuer_SignToken(t *testing.T) { caURL, err := url.Parse("https://ca.smallstep.com") if err != nil { t.Fatal(err) } type fields struct { caURL *url.URL certFile string keyFile string issuer string } type args struct { subject string sans []string } type claims struct { Aud []string `json:"aud"` Sub string `json:"sub"` Sans []string `json:"sans"` } tests := []struct { name string fields fields args args wantErr bool }{ {"ok", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{"doe", []string{"doe.org"}}, false}, {"fail crt", fields{caURL, "", testX5CKeyPath, "X5C"}, args{"doe", []string{"doe.org"}}, true}, {"fail key", fields{caURL, testX5CPath, "", "X5C"}, args{"doe", []string{"doe.org"}}, true}, {"fail no signer", fields{caURL, testIssKeyPath, testIssPath, "X5C"}, args{"doe", []string{"doe.org"}}, true}, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { i := &x5cIssuer{ caURL: tt.fields.caURL, certFile: tt.fields.certFile, keyFile: tt.fields.keyFile, issuer: tt.fields.issuer, } got, err := i.SignToken(tt.args.subject, tt.args.sans) if (err != nil) != tt.wantErr { t.Errorf("x5cIssuer.SignToken() error = %v, wantErr %v", err, tt.wantErr) } if !tt.wantErr { jwt, err := jose.ParseSigned(got) if err != nil { t.Errorf("jose.ParseSigned() error = %v", err) } var c claims want := claims{ Aud: []string{tt.fields.caURL.String() + "/1.0/sign#x5c/X5C"}, Sub: tt.args.subject, Sans: tt.args.sans, } if err := jwt.Claims(testX5CKey.Public(), &c); err != nil { t.Errorf("jwt.Claims() error = %v", err) } if !reflect.DeepEqual(c, want) { t.Errorf("jwt.Claims() claims = %#v, want %#v", c, want) } } }) } } func Test_x5cIssuer_RevokeToken(t *testing.T) { caURL, err := url.Parse("https://ca.smallstep.com") if err != nil { t.Fatal(err) } type fields struct { caURL *url.URL certFile string keyFile string issuer string } type args struct { subject string } type claims struct { Aud []string `json:"aud"` Sub string `json:"sub"` Sans []string `json:"sans"` } tests := []struct { name string fields fields args args wantErr bool }{ {"ok", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{"doe"}, false}, {"fail crt", fields{caURL, "", testX5CKeyPath, "X5C"}, args{"doe"}, true}, {"fail key", fields{caURL, testX5CPath, "", "X5C"}, args{"doe"}, true}, {"fail no signer", fields{caURL, testIssKeyPath, testIssPath, "X5C"}, args{"doe"}, true}, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { i := &x5cIssuer{ caURL: tt.fields.caURL, certFile: tt.fields.certFile, keyFile: tt.fields.keyFile, issuer: tt.fields.issuer, } got, err := i.RevokeToken(tt.args.subject) if (err != nil) != tt.wantErr { t.Errorf("x5cIssuer.RevokeToken() error = %v, wantErr %v", err, tt.wantErr) return } if !tt.wantErr { jwt, err := jose.ParseSigned(got) if err != nil { t.Errorf("jose.ParseSigned() error = %v", err) } var c claims want := claims{ Aud: []string{tt.fields.caURL.String() + "/1.0/revoke#x5c/X5C"}, Sub: tt.args.subject, } if err := jwt.Claims(testX5CKey.Public(), &c); err != nil { t.Errorf("jwt.Claims() error = %v", err) } if !reflect.DeepEqual(c, want) { t.Errorf("jwt.Claims() claims = %#v, want %#v", c, want) } } }) } } func Test_x5cIssuer_Lifetime(t *testing.T) { fakeTime(t) caURL, err := url.Parse("https://ca.smallstep.com") if err != nil { t.Fatal(err) } // With a leeway of 1m the max duration will be 59m. maxDuration := testX5CCrt.NotAfter.Sub(timeNow()) - time.Minute type fields struct { caURL *url.URL certFile string keyFile string issuer string } type args struct { d time.Duration } tests := []struct { name string fields fields args args want time.Duration }{ {"ok 0s", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{0}, 0}, {"ok 1m", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{time.Minute}, time.Minute}, {"ok max-1m", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{maxDuration - time.Minute}, maxDuration - time.Minute}, {"ok max", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{maxDuration}, maxDuration}, {"ok max+1m", fields{caURL, testX5CPath, testX5CKeyPath, "X5C"}, args{maxDuration + time.Minute}, maxDuration}, {"ok fail", fields{caURL, testX5CPath + ".missing", testX5CKeyPath, "X5C"}, args{maxDuration + time.Minute}, maxDuration + time.Minute}, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { i := &x5cIssuer{ caURL: tt.fields.caURL, certFile: tt.fields.certFile, keyFile: tt.fields.keyFile, issuer: tt.fields.issuer, } if got := i.Lifetime(tt.args.d); got != tt.want { t.Errorf("x5cIssuer.Lifetime() = %v, want %v", got, tt.want) } }) } } func Test_newJoseSigner(t *testing.T) { mustSigner := func(args ...interface{}) crypto.Signer { if err := args[len(args)-1]; err != nil { t.Fatal(err) } for _, a := range args { if s, ok := a.(crypto.Signer); ok { return s } } t.Fatal("signer not found") return nil } p224 := mustSigner(ecdsa.GenerateKey(elliptic.P224(), rand.Reader)) p256 := mustSigner(ecdsa.GenerateKey(elliptic.P256(), rand.Reader)) p384 := mustSigner(ecdsa.GenerateKey(elliptic.P384(), rand.Reader)) p521 := mustSigner(ecdsa.GenerateKey(elliptic.P521(), rand.Reader)) edKey := mustSigner(ed25519.GenerateKey(rand.Reader)) rsaKey := mustSigner(rsa.GenerateKey(rand.Reader, 2048)) type args struct { key crypto.Signer so *jose.SignerOptions } tests := []struct { name string args args want []jose.Header wantErr bool }{ {"p256", args{p256, nil}, []jose.Header{{Algorithm: "ES256"}}, false}, {"p384", args{p384, new(jose.SignerOptions).WithType("JWT")}, []jose.Header{{Algorithm: "ES384", ExtraHeaders: map[jose.HeaderKey]interface{}{"typ": "JWT"}}}, false}, {"p521", args{p521, new(jose.SignerOptions).WithHeader("kid", "the-kid")}, []jose.Header{{Algorithm: "ES512", KeyID: "the-kid"}}, false}, {"ed25519", args{edKey, nil}, []jose.Header{{Algorithm: "EdDSA"}}, false}, {"rsa", args{rsaKey, nil}, []jose.Header{{Algorithm: "RS256"}}, false}, {"fail p224", args{p224, nil}, nil, true}, {"fail signer", args{noneSigner{1, 2, 3}, nil}, nil, true}, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) { got, err := newJoseSigner(tt.args.key, tt.args.so) if (err != nil) != tt.wantErr { t.Errorf("newJoseSigner() error = %v, wantErr %v", err, tt.wantErr) return } if !tt.wantErr { jws, err := got.Sign([]byte("{}")) if err != nil { t.Errorf("jose.Signer.Sign() err = %v", err) } jwt, err := jose.ParseSigned(jws.FullSerialize()) if err != nil { t.Errorf("jose.ParseSigned() err = %v", err) } if !reflect.DeepEqual(jwt.Headers, tt.want) { t.Errorf("jose.Header got = %v, want = %v", jwt.Headers, tt.want) } } }) } }