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website/shared/http/jwt_test.go

280 lines
8.9 KiB
Go

package http
import (
"crypto/x509"
"encoding/pem"
"errors"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
"github.com/lestrrat-go/jwx/jwa"
"github.com/lestrrat-go/jwx/jwt"
)
const publicKey = `
-----BEGIN RSA PUBLIC KEY-----
MIIBCgKCAQEAl2ifzOsh6AMRHZBe8xycvk01s3EAGT12WbgV9Z7b420Dj3NXrkns
N/jvBbtO9cjQg4WM7NPZLs+ZutRkHCtMxt7vB0kjOYetLPcGdObsVBB5k1jvwvsJ
HkcfmSsZdrV0Lz2Yxuf6ADWkxBqAY3GsS0zW0A2nIMc+41ZxqsZa3ProsKJxecRX
SSZMpZtqCGt/S83Rek4eAahllcWfZpQmoEk7usLuUl5tH2TmaW3e5lo0JNfdwcq5
PMCa8WSZBFH3YzVttB8rbe7a7336wL2NJQFz6dswL5X1dECYpZ5TRtNgzQYa4V0W
AeICq+EzigaTxrjDHc5urHqEosz1le7O4QIDAQAB
-----END RSA PUBLIC KEY-----
`
const privateKey = `
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----
`
func TestJWTProtect(t *testing.T) {
tests := []struct {
name string
cookie *http.Cookie
headers *http.Header
server *httptest.Server
authorizer func(r *http.Request, claims map[string]interface{}) error
expectedStatusCode int
}{
{
"no cookie",
nil,
nil,
nil,
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusForbidden,
},
{
"bad server",
&http.Cookie{
Name: "auth",
Value: "irrelevantgibberish",
},
nil,
nil,
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusInternalServerError,
},
{
"non-json response",
&http.Cookie{
Name: "auth",
Value: "irrelevantgibberish",
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte("here's some bytes 4 y'all"))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusInternalServerError,
},
{
"bad key value",
&http.Cookie{
Name: "auth",
Value: "irrelevantgibberish",
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`{"keys":["not really a key","me neither"]}`))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusForbidden,
},
{
"invalid key",
&http.Cookie{
Name: "auth",
Value: "irrelevantgibberish",
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(`{"keys":["-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCATZAMIIBCgKCAQEA2yUfHH6SRYKvBTemrefi\nHk4L4qkcc4skl4QCaHOkfgA4VcGKG2nXysYuZK7AzNOcHQVi+e4BwN+BfIZtwEU5\n7Ogctb5eg8ksxxLjS7eSRfQIvPGfAbJ12R9OoOWcue/CdUy/YMec4R/o4+tZ45S6\nQQWIMhLqYljw+s1Runda3K8Q8lOdJ4yEZckXaZr1waNJikC7oGpT7ClAgdbvWIbo\nN18G1OluRn+3WNdcN6V+vIj8c9dGs92bgTPX4cn3RmB/80BDfzeFiPMRw5xaq66F\n42zXzllkTqukQPk2wmO5m9pFy0ciRve+awfgbTtZRZOEpTSWLbbpOfd4RQ5YqDWJ\nmQIDAQAB\n-----END PUBLIC KEY-----"]}`))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusForbidden,
},
{
"valid key, bad auth token",
&http.Cookie{
Name: "auth",
Value: "irrelevantgibberish",
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(
fmt.Sprintf(`{"keys":["%s"]}`, strings.ReplaceAll(publicKey, "\n", `\n`)),
))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusForbidden,
},
{
"valid key, valid token",
&http.Cookie{
Name: "auth",
Value: (func() string {
token := jwt.New()
token.Set("exp", time.Now().Add(time.Hour))
keyBytes, _ := pem.Decode([]byte(privateKey))
privKey, _ := x509.ParsePKCS8PrivateKey(keyBytes.Bytes)
b, _ := token.Sign(jwa.RS256, privKey)
return string(b)
})(),
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(
fmt.Sprintf(`{"keys":["%s"]}`, strings.ReplaceAll(publicKey, "\n", `\n`)),
))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusOK,
},
{
"ok token in headers",
nil,
(func() *http.Header {
token := jwt.New()
token.Set("exp", time.Now().Add(time.Hour))
keyBytes, _ := pem.Decode([]byte(privateKey))
privKey, _ := x509.ParsePKCS8PrivateKey(keyBytes.Bytes)
b, _ := token.Sign(jwa.RS256, privKey)
return &http.Header{
"X-RPC-Authentication": []string{string(b)},
}
})(),
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(
fmt.Sprintf(`{"keys":["%s"]}`, strings.ReplaceAll(publicKey, "\n", `\n`)),
))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusOK,
},
{
"bad token in headers",
nil,
(func() *http.Header {
return &http.Header{
"X-RPC-Authentication": []string{"nilly willy"},
}
})(),
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(
fmt.Sprintf(`{"keys":["%s"]}`, strings.ReplaceAll(publicKey, "\n", `\n`)),
))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusForbidden,
},
{
"authorizer rejects",
&http.Cookie{
Name: "auth",
Value: (func() string {
token := jwt.New()
token.Set("exp", time.Now().Add(time.Hour))
token.Set("priv", map[string]interface{}{"ok": false})
keyBytes, _ := pem.Decode([]byte(privateKey))
privKey, _ := x509.ParsePKCS8PrivateKey(keyBytes.Bytes)
b, _ := token.Sign(jwa.RS256, privKey)
return string(b)
})(),
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(
fmt.Sprintf(`{"keys":["%s"]}`, strings.ReplaceAll(publicKey, "\n", `\n`)),
))
})),
func(r *http.Request, claims map[string]interface{}) error {
if claims["ok"] == true {
return nil
}
return errors.New("expected ok to be true")
},
http.StatusForbidden,
},
{
"valid key, expired token",
&http.Cookie{
Name: "auth",
Value: (func() string {
token := jwt.New()
token.Set("exp", time.Now().Add(-time.Hour))
keyBytes, _ := pem.Decode([]byte(privateKey))
privKey, _ := x509.ParsePKCS8PrivateKey(keyBytes.Bytes)
b, _ := token.Sign(jwa.RS256, privKey)
return string(b)
})(),
},
nil,
httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte(
fmt.Sprintf(`{"keys":["%s"]}`, strings.ReplaceAll(publicKey, "\n", `\n`)),
))
})),
func(r *http.Request, claims map[string]interface{}) error { return nil },
http.StatusForbidden,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
var url string
if test.server != nil {
url = test.server.URL
}
wrappedHandler := JWTProtect(url, "auth", "X-RPC-Authentication", test.authorizer, nil)(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write([]byte("OK"))
}))
w := httptest.NewRecorder()
r := httptest.NewRequest(http.MethodGet, "/", nil)
if test.cookie != nil {
r.AddCookie(test.cookie)
}
if test.headers != nil {
for key, value := range *test.headers {
r.Header.Add(key, value[0])
}
}
wrappedHandler.ServeHTTP(w, r)
if w.Code != test.expectedStatusCode {
t.Errorf("Unexpected status code %v", w.Code)
}
})
}
}