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/*
* Copyright 2022-2024 The NATS Authors
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jwt
import (
"testing"
"github.com/nats-io/nkeys"
)
func TestNewAuthorizationRequestClaims(t *testing.T) {
skp, _ := nkeys.CreateServer()
kp, err := nkeys.CreateUser()
if err != nil {
t.Fatalf("Error creating user: %v", err)
}
pub, _ := kp.PublicKey()
// the subject of the claim is the user we are generating an authorization response
ac := NewAuthorizationRequestClaims(pub)
ac.Server.Name = "NATS-1"
vr := CreateValidationResults()
// Make sure that user nkey is required.
ac.Validate(vr)
if vr.IsEmpty() || !vr.IsBlocking(false) {
t.Fatalf("Expected blocking error on an nkey user not being specified")
}
// Make sure it is required to be valid public user nkey.
ac.UserNkey = "derek"
vr = CreateValidationResults()
ac.Validate(vr)
if vr.IsEmpty() || !vr.IsBlocking(false) {
t.Fatalf("Expected blocking error on invalid user nkey")
}
ac.UserNkey = pub
vr = CreateValidationResults()
ac.Validate(vr)
if !vr.IsEmpty() {
t.Fatal("Valid authorization request will have no validation results")
}
acJWT := encode(ac, skp, t)
ac2, err := DecodeAuthorizationRequestClaims(acJWT)
if err != nil {
t.Fatal("error decoding authorization request jwt", err)
}
AssertEquals(ac.String(), ac2.String(), t)
AssertEquals(ac.Server.Name, ac2.Server.Name, t)
}
func TestAuthorizationResponse_EmptyShouldFail(t *testing.T) {
rc := NewAuthorizationResponseClaims("$G")
vr := CreateValidationResults()
rc.Validate(vr)
if vr.IsEmpty() || !vr.IsBlocking(false) {
t.Fatal("Expected blocking errors")
}
errs := vr.Errors()
AssertEquals(3, len(errs), t)
AssertEquals("Subject must be a user public key", errs[0].Error(), t)
AssertEquals("Audience must be a server public key", errs[1].Error(), t)
AssertEquals("Error or Jwt is required", errs[2].Error(), t)
}
func TestAuthorizationResponse_SubjMustBeServer(t *testing.T) {
rc := NewAuthorizationResponseClaims(publicKey(createUserNKey(t), t))
rc.Error = "bad"
vr := CreateValidationResults()
rc.Validate(vr)
if vr.IsEmpty() || !vr.IsBlocking(false) {
t.Fatal("Expected blocking errors")
}
errs := vr.Errors()
AssertEquals(1, len(errs), t)
AssertEquals("Audience must be a server public key", errs[0].Error(), t)
rc = NewAuthorizationResponseClaims(publicKey(createUserNKey(t), t))
rc.Audience = publicKey(createServerNKey(t), t)
rc.Error = "bad"
vr = CreateValidationResults()
rc.Validate(vr)
AssertEquals(true, vr.IsEmpty(), t)
}
func TestAuthorizationResponse_OneOfErrOrJwt(t *testing.T) {
rc := NewAuthorizationResponseClaims(publicKey(createUserNKey(t), t))
rc.Audience = publicKey(createServerNKey(t), t)
rc.Error = "bad"
rc.Jwt = "jwt"
vr := CreateValidationResults()
rc.Validate(vr)
if vr.IsEmpty() || !vr.IsBlocking(false) {
t.Fatal("Expected blocking errors")
}
errs := vr.Errors()
AssertEquals(1, len(errs), t)
AssertEquals("Only Error or Jwt can be set", errs[0].Error(), t)
}
func TestAuthorizationResponse_IssuerAccount(t *testing.T) {
rc := NewAuthorizationResponseClaims(publicKey(createUserNKey(t), t))
rc.Audience = publicKey(createServerNKey(t), t)
rc.Jwt = "jwt"
rc.IssuerAccount = rc.Subject
vr := CreateValidationResults()
rc.Validate(vr)
if vr.IsEmpty() || !vr.IsBlocking(false) {
t.Fatal("Expected blocking errors")
}
errs := vr.Errors()
AssertEquals(1, len(errs), t)
AssertEquals("issuer_account is not an account public key", errs[0].Error(), t)
akp := createAccountNKey(t)
rc.IssuerAccount = publicKey(akp, t)
vr = CreateValidationResults()
rc.Validate(vr)
AssertEquals(true, vr.IsEmpty(), t)
}
func TestAuthorizationResponse_Decode(t *testing.T) {
rc := NewAuthorizationResponseClaims(publicKey(createUserNKey(t), t))
rc.Audience = publicKey(createServerNKey(t), t)
rc.Jwt = "jwt"
akp := createAccountNKey(t)
tok, err := rc.Encode(akp)
AssertNoError(err, t)
r, err := DecodeAuthorizationResponseClaims(tok)
AssertNoError(err, t)
vr := CreateValidationResults()
r.Validate(vr)
AssertEquals(true, vr.IsEmpty(), t)
AssertEquals("jwt", r.Jwt, t)
AssertTrue(nkeys.IsValidPublicUserKey(r.Subject), t)
AssertTrue(nkeys.IsValidPublicServerKey(r.Audience), t)
}
func TestNewAuthorizationRequestSignerFn(t *testing.T) {
skp, _ := nkeys.CreateServer()
kp, err := nkeys.CreateUser()
if err != nil {
t.Fatalf("Error creating user: %v", err)
}
// the subject of the claim is the user we are generating an authorization response
ac := NewAuthorizationRequestClaims(publicKey(kp, t))
ac.Server.Name = "NATS-1"
ac.UserNkey = publicKey(kp, t)
ok := false
ar, err := ac.EncodeWithSigner(skp, func(pub string, data []byte) ([]byte, error) {
ok = true
return skp.Sign(data)
})
if err != nil {
t.Fatal("error signing request")
}
if !ok {
t.Fatal("not signed by signer function")
}
ac2, err := DecodeAuthorizationRequestClaims(ar)
if err != nil {
t.Fatal("error decoding authorization request jwt", err)
}
vr := CreateValidationResults()
ac2.Validate(vr)
if !vr.IsEmpty() {
t.Fatalf("claims validation should not have failed, got %+v", vr.Issues)
}
}
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