Files
mcias/internal/server/server_test.go
2026-03-11 11:48:49 -07:00

435 lines
12 KiB
Go

package server
import (
"bytes"
"crypto/ed25519"
"crypto/rand"
"encoding/json"
"io"
"log/slog"
"net/http"
"net/http/httptest"
"strings"
"testing"
"time"
"git.wntrmute.dev/kyle/mcias/internal/auth"
"git.wntrmute.dev/kyle/mcias/internal/config"
"git.wntrmute.dev/kyle/mcias/internal/db"
"git.wntrmute.dev/kyle/mcias/internal/model"
"git.wntrmute.dev/kyle/mcias/internal/token"
)
const testIssuer = "https://auth.example.com"
func newTestServer(t *testing.T) (*Server, ed25519.PublicKey, ed25519.PrivateKey, *db.DB) {
t.Helper()
pub, priv, err := ed25519.GenerateKey(rand.Reader)
if err != nil {
t.Fatalf("generate key: %v", err)
}
database, err := db.Open(":memory:")
if err != nil {
t.Fatalf("open db: %v", err)
}
if err := db.Migrate(database); err != nil {
t.Fatalf("migrate db: %v", err)
}
t.Cleanup(func() { _ = database.Close() })
masterKey := make([]byte, 32)
if _, err := rand.Read(masterKey); err != nil {
t.Fatalf("generate master key: %v", err)
}
cfg := config.NewTestConfig(testIssuer)
logger := slog.New(slog.NewTextHandler(io.Discard, nil))
srv := New(database, cfg, priv, pub, masterKey, logger)
return srv, pub, priv, database
}
// createTestHumanAccount creates a human account with password "testpass123".
func createTestHumanAccount(t *testing.T, srv *Server, username string) *model.Account {
t.Helper()
hash, err := auth.HashPassword("testpass123", auth.ArgonParams{Time: 3, Memory: 65536, Threads: 4})
if err != nil {
t.Fatalf("hash password: %v", err)
}
acct, err := srv.db.CreateAccount(username, model.AccountTypeHuman, hash)
if err != nil {
t.Fatalf("create account: %v", err)
}
return acct
}
// issueAdminToken creates an account with admin role, issues a JWT, and tracks it.
func issueAdminToken(t *testing.T, srv *Server, priv ed25519.PrivateKey, username string) (string, *model.Account) {
t.Helper()
acct := createTestHumanAccount(t, srv, username)
if err := srv.db.GrantRole(acct.ID, "admin", nil); err != nil {
t.Fatalf("grant admin role: %v", err)
}
tokenStr, claims, err := token.IssueToken(priv, testIssuer, acct.UUID, []string{"admin"}, time.Hour)
if err != nil {
t.Fatalf("issue token: %v", err)
}
if err := srv.db.TrackToken(claims.JTI, acct.ID, claims.IssuedAt, claims.ExpiresAt); err != nil {
t.Fatalf("track token: %v", err)
}
return tokenStr, acct
}
func doRequest(t *testing.T, handler http.Handler, method, path string, body interface{}, authToken string) *httptest.ResponseRecorder {
t.Helper()
var bodyReader io.Reader
if body != nil {
b, err := json.Marshal(body)
if err != nil {
t.Fatalf("marshal body: %v", err)
}
bodyReader = bytes.NewReader(b)
} else {
bodyReader = bytes.NewReader(nil)
}
req := httptest.NewRequest(method, path, bodyReader)
req.Header.Set("Content-Type", "application/json")
if authToken != "" {
req.Header.Set("Authorization", "Bearer "+authToken)
}
rr := httptest.NewRecorder()
handler.ServeHTTP(rr, req)
return rr
}
func TestHealth(t *testing.T) {
srv, _, _, _ := newTestServer(t)
handler := srv.Handler()
rr := doRequest(t, handler, "GET", "/v1/health", nil, "")
if rr.Code != http.StatusOK {
t.Errorf("health status = %d, want 200", rr.Code)
}
}
func TestPublicKey(t *testing.T) {
srv, _, _, _ := newTestServer(t)
handler := srv.Handler()
rr := doRequest(t, handler, "GET", "/v1/keys/public", nil, "")
if rr.Code != http.StatusOK {
t.Errorf("public key status = %d, want 200", rr.Code)
}
var jwk map[string]string
if err := json.Unmarshal(rr.Body.Bytes(), &jwk); err != nil {
t.Fatalf("unmarshal JWK: %v", err)
}
if jwk["kty"] != "OKP" {
t.Errorf("kty = %q, want OKP", jwk["kty"])
}
if jwk["alg"] != "EdDSA" {
t.Errorf("alg = %q, want EdDSA", jwk["alg"])
}
}
func TestLoginSuccess(t *testing.T) {
srv, _, _, _ := newTestServer(t)
createTestHumanAccount(t, srv, "alice")
handler := srv.Handler()
rr := doRequest(t, handler, "POST", "/v1/auth/login", map[string]string{
"username": "alice",
"password": "testpass123",
}, "")
if rr.Code != http.StatusOK {
t.Errorf("login status = %d, want 200; body: %s", rr.Code, rr.Body.String())
}
var resp loginResponse
if err := json.Unmarshal(rr.Body.Bytes(), &resp); err != nil {
t.Fatalf("unmarshal login response: %v", err)
}
if resp.Token == "" {
t.Error("expected non-empty token in login response")
}
if resp.ExpiresAt == "" {
t.Error("expected non-empty expires_at in login response")
}
}
func TestLoginWrongPassword(t *testing.T) {
srv, _, _, _ := newTestServer(t)
createTestHumanAccount(t, srv, "bob")
handler := srv.Handler()
rr := doRequest(t, handler, "POST", "/v1/auth/login", map[string]string{
"username": "bob",
"password": "wrongpassword",
}, "")
if rr.Code != http.StatusUnauthorized {
t.Errorf("status = %d, want 401", rr.Code)
}
}
func TestLoginUnknownUser(t *testing.T) {
srv, _, _, _ := newTestServer(t)
handler := srv.Handler()
rr := doRequest(t, handler, "POST", "/v1/auth/login", map[string]string{
"username": "nobody",
"password": "password",
}, "")
if rr.Code != http.StatusUnauthorized {
t.Errorf("status = %d, want 401", rr.Code)
}
}
func TestLoginResponseDoesNotContainCredentials(t *testing.T) {
srv, _, _, _ := newTestServer(t)
createTestHumanAccount(t, srv, "charlie")
handler := srv.Handler()
rr := doRequest(t, handler, "POST", "/v1/auth/login", map[string]string{
"username": "charlie",
"password": "testpass123",
}, "")
body := rr.Body.String()
// Security: password hash must never appear in any API response.
if strings.Contains(body, "argon2id") || strings.Contains(body, "password_hash") {
t.Error("login response contains password hash material")
}
}
func TestTokenValidate(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
acct := createTestHumanAccount(t, srv, "dave")
handler := srv.Handler()
// Issue and track a token.
tokenStr, claims, err := token.IssueToken(priv, testIssuer, acct.UUID, nil, time.Hour)
if err != nil {
t.Fatalf("IssueToken: %v", err)
}
if err := srv.db.TrackToken(claims.JTI, acct.ID, claims.IssuedAt, claims.ExpiresAt); err != nil {
t.Fatalf("TrackToken: %v", err)
}
req := httptest.NewRequest("POST", "/v1/token/validate", nil)
req.Header.Set("Authorization", "Bearer "+tokenStr)
rr := httptest.NewRecorder()
handler.ServeHTTP(rr, req)
if rr.Code != http.StatusOK {
t.Fatalf("validate status = %d, want 200", rr.Code)
}
var resp validateResponse
if err := json.Unmarshal(rr.Body.Bytes(), &resp); err != nil {
t.Fatalf("unmarshal: %v", err)
}
if !resp.Valid {
t.Error("expected valid=true for valid token")
}
}
func TestLogout(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
acct := createTestHumanAccount(t, srv, "eve")
handler := srv.Handler()
tokenStr, claims, err := token.IssueToken(priv, testIssuer, acct.UUID, nil, time.Hour)
if err != nil {
t.Fatalf("IssueToken: %v", err)
}
if err := srv.db.TrackToken(claims.JTI, acct.ID, claims.IssuedAt, claims.ExpiresAt); err != nil {
t.Fatalf("TrackToken: %v", err)
}
// Logout.
rr := doRequest(t, handler, "POST", "/v1/auth/logout", nil, tokenStr)
if rr.Code != http.StatusNoContent {
t.Errorf("logout status = %d, want 204; body: %s", rr.Code, rr.Body.String())
}
// Token should now be invalid on validate.
req := httptest.NewRequest("POST", "/v1/token/validate", nil)
req.Header.Set("Authorization", "Bearer "+tokenStr)
rr2 := httptest.NewRecorder()
handler.ServeHTTP(rr2, req)
var resp validateResponse
_ = json.Unmarshal(rr2.Body.Bytes(), &resp)
if resp.Valid {
t.Error("expected valid=false after logout")
}
}
func TestCreateAccountAdmin(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
adminToken, _ := issueAdminToken(t, srv, priv, "admin-user")
handler := srv.Handler()
rr := doRequest(t, handler, "POST", "/v1/accounts", map[string]string{
"username": "new-user",
"password": "newpassword123",
"account_type": "human",
}, adminToken)
if rr.Code != http.StatusCreated {
t.Errorf("create account status = %d, want 201; body: %s", rr.Code, rr.Body.String())
}
var resp accountResponse
if err := json.Unmarshal(rr.Body.Bytes(), &resp); err != nil {
t.Fatalf("unmarshal: %v", err)
}
if resp.Username != "new-user" {
t.Errorf("Username = %q, want %q", resp.Username, "new-user")
}
// Security: password hash must not appear in account response.
body := rr.Body.String()
if strings.Contains(body, "password_hash") || strings.Contains(body, "argon2id") {
t.Error("account creation response contains password hash")
}
}
func TestCreateAccountRequiresAdmin(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
acct := createTestHumanAccount(t, srv, "regular-user")
tokenStr, claims, err := token.IssueToken(priv, testIssuer, acct.UUID, []string{"reader"}, time.Hour)
if err != nil {
t.Fatalf("IssueToken: %v", err)
}
if err := srv.db.TrackToken(claims.JTI, acct.ID, claims.IssuedAt, claims.ExpiresAt); err != nil {
t.Fatalf("TrackToken: %v", err)
}
handler := srv.Handler()
rr := doRequest(t, handler, "POST", "/v1/accounts", map[string]string{
"username": "other-user",
"password": "password",
"account_type": "human",
}, tokenStr)
if rr.Code != http.StatusForbidden {
t.Errorf("status = %d, want 403", rr.Code)
}
}
func TestListAccounts(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
adminToken, _ := issueAdminToken(t, srv, priv, "admin2")
createTestHumanAccount(t, srv, "user1")
createTestHumanAccount(t, srv, "user2")
handler := srv.Handler()
rr := doRequest(t, handler, "GET", "/v1/accounts", nil, adminToken)
if rr.Code != http.StatusOK {
t.Errorf("list accounts status = %d, want 200", rr.Code)
}
var accounts []accountResponse
if err := json.Unmarshal(rr.Body.Bytes(), &accounts); err != nil {
t.Fatalf("unmarshal: %v", err)
}
if len(accounts) < 3 { // admin + user1 + user2
t.Errorf("expected at least 3 accounts, got %d", len(accounts))
}
// Security: no credential fields in any response.
body := rr.Body.String()
for _, bad := range []string{"password_hash", "argon2id", "totp_secret", "PasswordHash"} {
if strings.Contains(body, bad) {
t.Errorf("account list response contains credential field %q", bad)
}
}
}
func TestDeleteAccount(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
adminToken, _ := issueAdminToken(t, srv, priv, "admin3")
target := createTestHumanAccount(t, srv, "delete-me")
handler := srv.Handler()
rr := doRequest(t, handler, "DELETE", "/v1/accounts/"+target.UUID, nil, adminToken)
if rr.Code != http.StatusNoContent {
t.Errorf("delete status = %d, want 204; body: %s", rr.Code, rr.Body.String())
}
}
func TestSetAndGetRoles(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
adminToken, _ := issueAdminToken(t, srv, priv, "admin4")
target := createTestHumanAccount(t, srv, "role-target")
handler := srv.Handler()
// Set roles.
rr := doRequest(t, handler, "PUT", "/v1/accounts/"+target.UUID+"/roles", map[string][]string{
"roles": {"reader", "writer"},
}, adminToken)
if rr.Code != http.StatusNoContent {
t.Errorf("set roles status = %d, want 204; body: %s", rr.Code, rr.Body.String())
}
// Get roles.
rr2 := doRequest(t, handler, "GET", "/v1/accounts/"+target.UUID+"/roles", nil, adminToken)
if rr2.Code != http.StatusOK {
t.Errorf("get roles status = %d, want 200", rr2.Code)
}
var resp rolesResponse
if err := json.Unmarshal(rr2.Body.Bytes(), &resp); err != nil {
t.Fatalf("unmarshal: %v", err)
}
if len(resp.Roles) != 2 {
t.Errorf("expected 2 roles, got %d", len(resp.Roles))
}
}
func TestRenewToken(t *testing.T) {
srv, _, priv, _ := newTestServer(t)
acct := createTestHumanAccount(t, srv, "renew-user")
handler := srv.Handler()
oldTokenStr, claims, err := token.IssueToken(priv, testIssuer, acct.UUID, nil, time.Hour)
if err != nil {
t.Fatalf("IssueToken: %v", err)
}
oldJTI := claims.JTI
if err := srv.db.TrackToken(claims.JTI, acct.ID, claims.IssuedAt, claims.ExpiresAt); err != nil {
t.Fatalf("TrackToken: %v", err)
}
rr := doRequest(t, handler, "POST", "/v1/auth/renew", nil, oldTokenStr)
if rr.Code != http.StatusOK {
t.Fatalf("renew status = %d, want 200; body: %s", rr.Code, rr.Body.String())
}
var resp loginResponse
if err := json.Unmarshal(rr.Body.Bytes(), &resp); err != nil {
t.Fatalf("unmarshal renew response: %v", err)
}
if resp.Token == "" || resp.Token == oldTokenStr {
t.Error("expected new, distinct token after renewal")
}
// Old token should be revoked in the database.
rec, err := srv.db.GetTokenRecord(oldJTI)
if err != nil {
t.Fatalf("GetTokenRecord: %v", err)
}
if !rec.IsRevoked() {
t.Error("old token should be revoked after renewal")
}
}