coder/coderd/userauth_test.go

501 lines
15 KiB
Go

package coderd_test
import (
"context"
"crypto"
"crypto/rand"
"crypto/rsa"
"io"
"net/http"
"net/url"
"testing"
"time"
"github.com/coreos/go-oidc/v3/oidc"
"github.com/golang-jwt/jwt"
"github.com/google/go-github/v43/github"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"golang.org/x/oauth2"
"golang.org/x/xerrors"
"github.com/coder/coder/coderd"
"github.com/coder/coder/coderd/coderdtest"
"github.com/coder/coder/codersdk"
"github.com/coder/coder/testutil"
)
type oauth2Config struct {
token *oauth2.Token
}
func (*oauth2Config) AuthCodeURL(state string, _ ...oauth2.AuthCodeOption) string {
return "/?state=" + url.QueryEscape(state)
}
func (o *oauth2Config) Exchange(context.Context, string, ...oauth2.AuthCodeOption) (*oauth2.Token, error) {
if o.token != nil {
return o.token, nil
}
return &oauth2.Token{
AccessToken: "token",
}, nil
}
func (*oauth2Config) TokenSource(context.Context, *oauth2.Token) oauth2.TokenSource {
return nil
}
func TestUserAuthMethods(t *testing.T) {
t.Parallel()
t.Run("Password", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, nil)
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()
methods, err := client.AuthMethods(ctx)
require.NoError(t, err)
require.True(t, methods.Password)
require.False(t, methods.Github)
})
t.Run("Github", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{},
})
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()
methods, err := client.AuthMethods(ctx)
require.NoError(t, err)
require.True(t, methods.Password)
require.True(t, methods.Github)
})
}
// nolint:bodyclose
func TestUserOAuth2Github(t *testing.T) {
t.Parallel()
t.Run("NotInAllowedOrganization", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
OAuth2Config: &oauth2Config{},
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("kyle"),
},
}}, nil
},
},
})
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusUnauthorized, resp.StatusCode)
})
t.Run("NotInAllowedTeam", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
AllowOrganizations: []string{"coder"},
AllowTeams: []coderd.GithubOAuth2Team{{"another", "something"}, {"coder", "frontend"}},
OAuth2Config: &oauth2Config{},
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("coder"),
},
}}, nil
},
AuthenticatedUser: func(ctx context.Context, client *http.Client) (*github.User, error) {
return &github.User{
Login: github.String("kyle"),
}, nil
},
TeamMembership: func(ctx context.Context, client *http.Client, org, team, username string) (*github.Membership, error) {
return nil, xerrors.New("no perms")
},
},
})
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusUnauthorized, resp.StatusCode)
})
t.Run("UnverifiedEmail", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
OAuth2Config: &oauth2Config{},
AllowOrganizations: []string{"coder"},
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("coder"),
},
}}, nil
},
AuthenticatedUser: func(ctx context.Context, client *http.Client) (*github.User, error) {
return &github.User{}, nil
},
ListEmails: func(ctx context.Context, client *http.Client) ([]*github.UserEmail, error) {
return []*github.UserEmail{{
Email: github.String("testuser@coder.com"),
Verified: github.Bool(false),
}}, nil
},
},
})
_ = coderdtest.CreateFirstUser(t, client)
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusForbidden, resp.StatusCode)
})
t.Run("BlockSignups", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
OAuth2Config: &oauth2Config{},
AllowOrganizations: []string{"coder"},
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("coder"),
},
}}, nil
},
AuthenticatedUser: func(ctx context.Context, client *http.Client) (*github.User, error) {
return &github.User{}, nil
},
ListEmails: func(ctx context.Context, client *http.Client) ([]*github.UserEmail, error) {
return []*github.UserEmail{}, nil
},
},
})
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusForbidden, resp.StatusCode)
})
t.Run("MultiLoginNotAllowed", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
OAuth2Config: &oauth2Config{},
AllowOrganizations: []string{"coder"},
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("coder"),
},
}}, nil
},
AuthenticatedUser: func(ctx context.Context, client *http.Client) (*github.User, error) {
return &github.User{}, nil
},
ListEmails: func(ctx context.Context, client *http.Client) ([]*github.UserEmail, error) {
return []*github.UserEmail{{
Email: github.String("testuser@coder.com"),
Verified: github.Bool(true),
}}, nil
},
},
})
// Creates the first user with login_type 'password'.
_ = coderdtest.CreateFirstUser(t, client)
// Attempting to login should give us a 403 since the user
// already has a login_type of 'password'.
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusForbidden, resp.StatusCode)
})
t.Run("Signup", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
OAuth2Config: &oauth2Config{},
AllowOrganizations: []string{"coder"},
AllowSignups: true,
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("coder"),
},
}}, nil
},
AuthenticatedUser: func(ctx context.Context, client *http.Client) (*github.User, error) {
return &github.User{
Login: github.String("kyle"),
ID: i64ptr(1234),
}, nil
},
ListEmails: func(ctx context.Context, client *http.Client) ([]*github.UserEmail, error) {
return []*github.UserEmail{{
Email: github.String("kyle@coder.com"),
Verified: github.Bool(true),
Primary: github.Bool(true),
}}, nil
},
},
})
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusTemporaryRedirect, resp.StatusCode)
client.SessionToken = resp.Cookies()[0].Value
user, err := client.User(context.Background(), "me")
require.NoError(t, err)
require.Equal(t, "kyle@coder.com", user.Email)
require.Equal(t, "kyle", user.Username)
})
t.Run("SignupAllowedTeam", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
GithubOAuth2Config: &coderd.GithubOAuth2Config{
AllowSignups: true,
AllowOrganizations: []string{"coder"},
AllowTeams: []coderd.GithubOAuth2Team{{"coder", "frontend"}},
OAuth2Config: &oauth2Config{},
ListOrganizationMemberships: func(ctx context.Context, client *http.Client) ([]*github.Membership, error) {
return []*github.Membership{{
Organization: &github.Organization{
Login: github.String("coder"),
},
}}, nil
},
TeamMembership: func(ctx context.Context, client *http.Client, org, team, username string) (*github.Membership, error) {
return &github.Membership{}, nil
},
AuthenticatedUser: func(ctx context.Context, client *http.Client) (*github.User, error) {
return &github.User{
Login: github.String("kyle"),
}, nil
},
ListEmails: func(ctx context.Context, client *http.Client) ([]*github.UserEmail, error) {
return []*github.UserEmail{{
Email: github.String("kyle@coder.com"),
Verified: github.Bool(true),
Primary: github.Bool(true),
}}, nil
},
},
})
resp := oauth2Callback(t, client)
require.Equal(t, http.StatusTemporaryRedirect, resp.StatusCode)
})
}
// nolint:bodyclose
func TestUserOIDC(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
Name string
Claims jwt.MapClaims
AllowSignups bool
EmailDomain string
Username string
StatusCode int
}{{
Name: "EmailNotVerified",
Claims: jwt.MapClaims{
"email": "kyle@kwc.io",
},
AllowSignups: true,
StatusCode: http.StatusForbidden,
}, {
Name: "NotInRequiredEmailDomain",
Claims: jwt.MapClaims{
"email": "kyle@kwc.io",
"email_verified": true,
},
AllowSignups: true,
EmailDomain: "coder.com",
StatusCode: http.StatusForbidden,
}, {
Name: "EmptyClaims",
Claims: jwt.MapClaims{},
AllowSignups: true,
StatusCode: http.StatusBadRequest,
}, {
Name: "NoSignups",
Claims: jwt.MapClaims{
"email": "kyle@kwc.io",
"email_verified": true,
},
StatusCode: http.StatusForbidden,
}, {
Name: "UsernameFromEmail",
Claims: jwt.MapClaims{
"email": "kyle@kwc.io",
"email_verified": true,
},
Username: "kyle",
AllowSignups: true,
StatusCode: http.StatusTemporaryRedirect,
}, {
Name: "UsernameFromClaims",
Claims: jwt.MapClaims{
"email": "kyle@kwc.io",
"email_verified": true,
"preferred_username": "hotdog",
},
Username: "hotdog",
AllowSignups: true,
StatusCode: http.StatusTemporaryRedirect,
}, {
// Services like Okta return the email as the username:
// https://developer.okta.com/docs/reference/api/oidc/#base-claims-always-present
Name: "UsernameAsEmail",
Claims: jwt.MapClaims{
"email": "kyle@kwc.io",
"email_verified": true,
"preferred_username": "kyle@kwc.io",
},
Username: "kyle",
AllowSignups: true,
StatusCode: http.StatusTemporaryRedirect,
}} {
tc := tc
t.Run(tc.Name, func(t *testing.T) {
t.Parallel()
config := createOIDCConfig(t, tc.Claims)
config.AllowSignups = tc.AllowSignups
config.EmailDomain = tc.EmailDomain
client := coderdtest.New(t, &coderdtest.Options{
OIDCConfig: config,
})
resp := oidcCallback(t, client)
assert.Equal(t, tc.StatusCode, resp.StatusCode)
ctx, cancel := context.WithTimeout(context.Background(), testutil.WaitLong)
defer cancel()
if tc.Username != "" {
client.SessionToken = resp.Cookies()[0].Value
user, err := client.User(ctx, "me")
require.NoError(t, err)
require.Equal(t, tc.Username, user.Username)
}
})
}
t.Run("Disabled", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, nil)
resp := oidcCallback(t, client)
require.Equal(t, http.StatusPreconditionRequired, resp.StatusCode)
})
t.Run("NoIDToken", func(t *testing.T) {
t.Parallel()
client := coderdtest.New(t, &coderdtest.Options{
OIDCConfig: &coderd.OIDCConfig{
OAuth2Config: &oauth2Config{},
},
})
resp := oidcCallback(t, client)
require.Equal(t, http.StatusBadRequest, resp.StatusCode)
})
t.Run("BadVerify", func(t *testing.T) {
t.Parallel()
verifier := oidc.NewVerifier("", &oidc.StaticKeySet{
PublicKeys: []crypto.PublicKey{},
}, &oidc.Config{})
client := coderdtest.New(t, &coderdtest.Options{
OIDCConfig: &coderd.OIDCConfig{
OAuth2Config: &oauth2Config{
token: (&oauth2.Token{
AccessToken: "token",
}).WithExtra(map[string]interface{}{
"id_token": "invalid",
}),
},
Verifier: verifier,
},
})
resp := oidcCallback(t, client)
require.Equal(t, http.StatusBadRequest, resp.StatusCode)
})
}
// createOIDCConfig generates a new OIDCConfig that returns a static token
// with the claims provided.
func createOIDCConfig(t *testing.T, claims jwt.MapClaims) *coderd.OIDCConfig {
t.Helper()
key, err := rsa.GenerateKey(rand.Reader, 2048)
require.NoError(t, err)
// https://datatracker.ietf.org/doc/html/rfc7519#section-4.1
claims["exp"] = time.Now().Add(time.Hour).UnixMilli()
claims["iss"] = "https://coder.com"
claims["sub"] = "hello"
signed, err := jwt.NewWithClaims(jwt.SigningMethodRS256, claims).SignedString(key)
require.NoError(t, err)
verifier := oidc.NewVerifier("https://coder.com", &oidc.StaticKeySet{
PublicKeys: []crypto.PublicKey{key.Public()},
}, &oidc.Config{
SkipClientIDCheck: true,
})
return &coderd.OIDCConfig{
OAuth2Config: &oauth2Config{
token: (&oauth2.Token{
AccessToken: "token",
}).WithExtra(map[string]interface{}{
"id_token": signed,
}),
},
Verifier: verifier,
}
}
func oauth2Callback(t *testing.T, client *codersdk.Client) *http.Response {
client.HTTPClient.CheckRedirect = func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
}
state := "somestate"
oauthURL, err := client.URL.Parse("/api/v2/users/oauth2/github/callback?code=asd&state=" + state)
require.NoError(t, err)
req, err := http.NewRequestWithContext(context.Background(), "GET", oauthURL.String(), nil)
require.NoError(t, err)
req.AddCookie(&http.Cookie{
Name: codersdk.OAuth2StateKey,
Value: state,
})
res, err := client.HTTPClient.Do(req)
require.NoError(t, err)
t.Cleanup(func() {
_ = res.Body.Close()
})
return res
}
func oidcCallback(t *testing.T, client *codersdk.Client) *http.Response {
t.Helper()
client.HTTPClient.CheckRedirect = func(req *http.Request, via []*http.Request) error {
return http.ErrUseLastResponse
}
state := "somestate"
oauthURL, err := client.URL.Parse("/api/v2/users/oidc/callback?code=asd&state=" + state)
require.NoError(t, err)
req, err := http.NewRequestWithContext(context.Background(), "GET", oauthURL.String(), nil)
require.NoError(t, err)
req.AddCookie(&http.Cookie{
Name: codersdk.OAuth2StateKey,
Value: state,
})
res, err := client.HTTPClient.Do(req)
require.NoError(t, err)
defer res.Body.Close()
data, err := io.ReadAll(res.Body)
require.NoError(t, err)
t.Log(string(data))
return res
}
func i64ptr(i int64) *int64 {
return &i
}