storage: make static storages query real storages for some actions
If dex is configured with static passwords or clients, let the API still add or modify objects in the backing storage, so long as their IDs don't conflict with the static ones. List options now aggregate resources from the static list and backing storage.
This commit is contained in:
Eric Chiang
parent
d31bb1c8d5
commit
4c39bc20ae
3 changed files with 264 additions and 77 deletions
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@ -1,55 +0,0 @@
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package memory
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import (
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"os"
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"reflect"
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"testing"
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"github.com/Sirupsen/logrus"
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"github.com/coreos/dex/storage"
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)
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func TestStaticClients(t *testing.T) {
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logger := &logrus.Logger{
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Out: os.Stderr,
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Formatter: &logrus.TextFormatter{DisableColors: true},
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Level: logrus.DebugLevel,
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}
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s := New(logger)
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c1 := storage.Client{ID: "foo", Secret: "foo_secret"}
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c2 := storage.Client{ID: "bar", Secret: "bar_secret"}
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s.CreateClient(c1)
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s2 := storage.WithStaticClients(s, []storage.Client{c2})
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tests := []struct {
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id string
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s storage.Storage
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wantErr bool
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wantClient storage.Client
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}{
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{"foo", s, false, c1},
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{"bar", s, true, storage.Client{}},
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{"foo", s2, true, storage.Client{}},
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{"bar", s2, false, c2},
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}
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for i, tc := range tests {
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gotClient, err := tc.s.GetClient(tc.id)
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if err != nil {
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if !tc.wantErr {
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t.Errorf("case %d: GetClient(%q) %v", i, tc.id, err)
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}
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continue
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}
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if tc.wantErr {
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t.Errorf("case %d: GetClient(%q) expected error", i, tc.id)
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continue
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}
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if !reflect.DeepEqual(tc.wantClient, gotClient) {
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t.Errorf("case %d: expected=%#v got=%#v", i, tc.wantClient, gotClient)
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}
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}
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}
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192
storage/memory/static_test.go
Normal file
192
storage/memory/static_test.go
Normal file
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@ -0,0 +1,192 @@
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package memory
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import (
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"fmt"
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"os"
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"strings"
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"testing"
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"github.com/Sirupsen/logrus"
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"github.com/coreos/dex/storage"
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)
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func TestStaticClients(t *testing.T) {
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logger := &logrus.Logger{
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Out: os.Stderr,
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Formatter: &logrus.TextFormatter{DisableColors: true},
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Level: logrus.DebugLevel,
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}
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backing := New(logger)
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c1 := storage.Client{ID: "foo", Secret: "foo_secret"}
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c2 := storage.Client{ID: "bar", Secret: "bar_secret"}
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c3 := storage.Client{ID: "spam", Secret: "spam_secret"}
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backing.CreateClient(c1)
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s := storage.WithStaticClients(backing, []storage.Client{c2})
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tests := []struct {
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name string
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action func() error
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wantErr bool
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}{
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{
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name: "get client from static storage",
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action: func() error {
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_, err := s.GetClient(c2.ID)
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return err
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},
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},
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{
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name: "get client from backing storage",
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action: func() error {
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_, err := s.GetClient(c1.ID)
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return err
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},
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},
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{
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name: "update static client",
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action: func() error {
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updater := func(c storage.Client) (storage.Client, error) {
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c.Secret = "new_" + c.Secret
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return c, nil
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}
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return s.UpdateClient(c2.ID, updater)
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},
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wantErr: true,
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},
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{
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name: "update non-static client",
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action: func() error {
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updater := func(c storage.Client) (storage.Client, error) {
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c.Secret = "new_" + c.Secret
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return c, nil
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}
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return s.UpdateClient(c1.ID, updater)
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},
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},
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{
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name: "list clients",
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action: func() error {
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clients, err := s.ListClients()
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if err != nil {
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return err
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}
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if n := len(clients); n != 2 {
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return fmt.Errorf("expected 2 clients got %d", n)
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}
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return nil
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},
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},
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{
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name: "create client",
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action: func() error {
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return s.CreateClient(c3)
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},
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},
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}
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for _, tc := range tests {
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err := tc.action()
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if err != nil && !tc.wantErr {
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t.Errorf("%s: %v", tc.name, err)
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}
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if err == nil && tc.wantErr {
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t.Errorf("%s: expected error, didn't get one", tc.name)
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}
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}
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}
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func TestStaticPasswords(t *testing.T) {
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logger := &logrus.Logger{
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Out: os.Stderr,
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Formatter: &logrus.TextFormatter{DisableColors: true},
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Level: logrus.DebugLevel,
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}
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backing := New(logger)
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p1 := storage.Password{Email: "foo@example.com", Username: "foo_secret"}
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p2 := storage.Password{Email: "bar@example.com", Username: "bar_secret"}
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p3 := storage.Password{Email: "spam@example.com", Username: "spam_secret"}
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backing.CreatePassword(p1)
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s := storage.WithStaticPasswords(backing, []storage.Password{p2})
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tests := []struct {
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name string
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action func() error
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wantErr bool
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}{
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{
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name: "get password from static storage",
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action: func() error {
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_, err := s.GetPassword(p2.Email)
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return err
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},
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},
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{
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name: "get password from backing storage",
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action: func() error {
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_, err := s.GetPassword(p1.Email)
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return err
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},
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},
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{
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name: "get password from static storage with casing",
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action: func() error {
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_, err := s.GetPassword(strings.ToUpper(p2.Email))
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return err
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},
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},
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{
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name: "update static password",
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action: func() error {
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updater := func(p storage.Password) (storage.Password, error) {
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p.Username = "new_" + p.Username
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return p, nil
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}
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return s.UpdatePassword(p2.Email, updater)
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},
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wantErr: true,
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},
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{
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name: "update non-static password",
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action: func() error {
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updater := func(p storage.Password) (storage.Password, error) {
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p.Username = "new_" + p.Username
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return p, nil
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}
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return s.UpdatePassword(p1.Email, updater)
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},
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},
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{
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name: "list passwords",
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action: func() error {
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passwords, err := s.ListPasswords()
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if err != nil {
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return err
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}
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if n := len(passwords); n != 2 {
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return fmt.Errorf("expected 2 passwords got %d", n)
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}
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return nil
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},
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},
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{
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name: "create password",
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action: func() error {
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return s.CreatePassword(p3)
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},
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},
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}
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for _, tc := range tests {
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err := tc.action()
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if err != nil && !tc.wantErr {
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t.Errorf("%s: %v", tc.name, err)
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}
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if err == nil && tc.wantErr {
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t.Errorf("%s: expected error, didn't get one", tc.name)
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}
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}
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}
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@ -19,11 +19,7 @@ type staticClientsStorage struct {
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clientsByID map[string]Client
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}
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// WithStaticClients returns a storage with a read-only set of clients. Write actions,
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// such as creating other clients, will fail.
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//
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// In the future the returned storage may allow creating and storing additional clients
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// in the underlying storage.
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// WithStaticClients adds a read-only set of clients to the underlying storages.
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func WithStaticClients(s Storage, staticClients []Client) Storage {
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clientsByID := make(map[string]Client, len(staticClients))
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for _, client := range staticClients {
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@ -36,25 +32,50 @@ func (s staticClientsStorage) GetClient(id string) (Client, error) {
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if client, ok := s.clientsByID[id]; ok {
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return client, nil
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}
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return Client{}, ErrNotFound
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return s.Storage.GetClient(id)
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}
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func (s staticClientsStorage) isStatic(id string) bool {
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_, ok := s.clientsByID[id]
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return ok
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}
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func (s staticClientsStorage) ListClients() ([]Client, error) {
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clients := make([]Client, len(s.clients))
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copy(clients, s.clients)
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return clients, nil
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clients, err := s.Storage.ListClients()
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if err != nil {
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return nil, err
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}
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n := 0
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for _, client := range clients {
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// If a client in the backing storage has the same ID as a static client
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// prefer the static client.
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if !s.isStatic(client.ID) {
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clients[n] = client
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n++
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}
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}
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return append(clients[:n], s.clients...), nil
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}
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func (s staticClientsStorage) CreateClient(c Client) error {
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if s.isStatic(c.ID) {
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return errors.New("static clients: read-only cannot create client")
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}
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return s.Storage.CreateClient(c)
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}
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func (s staticClientsStorage) DeleteClient(id string) error {
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if s.isStatic(id) {
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return errors.New("static clients: read-only cannot delete client")
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}
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return s.Storage.DeleteClient(id)
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}
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func (s staticClientsStorage) UpdateClient(id string, updater func(old Client) (Client, error)) error {
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if s.isStatic(id) {
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return errors.New("static clients: read-only cannot update client")
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}
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return s.Storage.UpdateClient(id, updater)
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}
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type staticPasswordsStorage struct {
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@ -76,27 +97,56 @@ func WithStaticPasswords(s Storage, staticPasswords []Password) Storage {
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return staticPasswordsStorage{s, staticPasswords, passwordsByEmail}
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}
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func (s staticPasswordsStorage) isStatic(email string) bool {
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_, ok := s.passwordsByEmail[strings.ToLower(email)]
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return ok
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}
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func (s staticPasswordsStorage) GetPassword(email string) (Password, error) {
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if password, ok := s.passwordsByEmail[strings.ToLower(email)]; ok {
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// TODO(ericchiang): BLAH. We really need to figure out how to handle
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// lower cased emails better.
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email = strings.ToLower(email)
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if password, ok := s.passwordsByEmail[email]; ok {
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return password, nil
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}
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return Password{}, ErrNotFound
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return s.Storage.GetPassword(email)
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}
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func (s staticPasswordsStorage) ListPasswords() ([]Password, error) {
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passwords := make([]Password, len(s.passwords))
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copy(passwords, s.passwords)
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return passwords, nil
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passwords, err := s.Storage.ListPasswords()
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if err != nil {
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return nil, err
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}
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n := 0
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for _, password := range passwords {
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// If an entry has the same email as those provided in the static
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// values, prefer the static value.
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if !s.isStatic(password.Email) {
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passwords[n] = password
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n++
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}
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}
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return append(passwords[:n], s.passwords...), nil
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}
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func (s staticPasswordsStorage) CreatePassword(p Password) error {
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if s.isStatic(p.Email) {
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return errors.New("static passwords: read-only cannot create password")
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}
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return s.Storage.CreatePassword(p)
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}
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func (s staticPasswordsStorage) DeletePassword(id string) error {
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func (s staticPasswordsStorage) DeletePassword(email string) error {
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if s.isStatic(email) {
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return errors.New("static passwords: read-only cannot create password")
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}
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return s.Storage.DeletePassword(email)
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}
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func (s staticPasswordsStorage) UpdatePassword(id string, updater func(old Password) (Password, error)) error {
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func (s staticPasswordsStorage) UpdatePassword(email string, updater func(old Password) (Password, error)) error {
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if s.isStatic(email) {
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return errors.New("static passwords: read-only cannot update password")
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}
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return s.Storage.UpdatePassword(email, updater)
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}
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Reference in a new issue