mirror of https://github.com/hashicorp/consul
335 lines
8.6 KiB
Go
335 lines
8.6 KiB
Go
package agent
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import (
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"bytes"
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"encoding/base64"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"github.com/hashicorp/consul/testutil"
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"github.com/hashicorp/memberlist"
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)
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func checkForKey(key string, keyring *memberlist.Keyring) error {
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rk, err := base64.StdEncoding.DecodeString(key)
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if err != nil {
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return err
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}
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pk := keyring.GetPrimaryKey()
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if !bytes.Equal(rk, pk) {
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return fmt.Errorf("got %q want %q", pk, rk)
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}
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return nil
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}
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func TestAgent_LoadKeyrings(t *testing.T) {
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t.Parallel()
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key := "tbLJg26ZJyJ9pK3qhc9jig=="
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// Should be no configured keyring file by default
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t.Run("no keys", func(t *testing.T) {
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a1 := NewTestAgent(t.Name(), nil)
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defer a1.Shutdown()
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c1 := a1.Config.ConsulConfig
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if c1.SerfLANConfig.KeyringFile != "" {
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t.Fatalf("bad: %#v", c1.SerfLANConfig.KeyringFile)
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}
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if c1.SerfLANConfig.MemberlistConfig.Keyring != nil {
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t.Fatalf("keyring should not be loaded")
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}
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if c1.SerfWANConfig.KeyringFile != "" {
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t.Fatalf("bad: %#v", c1.SerfLANConfig.KeyringFile)
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}
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if c1.SerfWANConfig.MemberlistConfig.Keyring != nil {
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t.Fatalf("keyring should not be loaded")
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}
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})
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// Server should auto-load LAN and WAN keyring files
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t.Run("server with keys", func(t *testing.T) {
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a2 := &TestAgent{Name: t.Name(), Key: key}
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a2.Start()
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defer a2.Shutdown()
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c2 := a2.Config.ConsulConfig
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if c2.SerfLANConfig.KeyringFile == "" {
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t.Fatalf("should have keyring file")
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}
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if c2.SerfLANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c2.SerfLANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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if c2.SerfWANConfig.KeyringFile == "" {
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t.Fatalf("should have keyring file")
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}
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if c2.SerfWANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c2.SerfWANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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})
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// Client should auto-load only the LAN keyring file
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t.Run("client with keys", func(t *testing.T) {
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cfg3 := TestConfig()
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cfg3.Server = false
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a3 := &TestAgent{Name: t.Name(), Config: cfg3, Key: key}
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a3.Start()
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defer a3.Shutdown()
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c3 := a3.Config.ConsulConfig
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if c3.SerfLANConfig.KeyringFile == "" {
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t.Fatalf("should have keyring file")
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}
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if c3.SerfLANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c3.SerfLANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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if c3.SerfWANConfig.KeyringFile != "" {
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t.Fatalf("bad: %#v", c3.SerfWANConfig.KeyringFile)
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}
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if c3.SerfWANConfig.MemberlistConfig.Keyring != nil {
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t.Fatalf("keyring should not be loaded")
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}
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})
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}
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func TestAgent_InmemKeyrings(t *testing.T) {
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t.Parallel()
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key := "tbLJg26ZJyJ9pK3qhc9jig=="
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// Should be no configured keyring file by default
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t.Run("no keys", func(t *testing.T) {
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a1 := NewTestAgent(t.Name(), nil)
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defer a1.Shutdown()
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c1 := a1.Config.ConsulConfig
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if c1.SerfLANConfig.KeyringFile != "" {
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t.Fatalf("bad: %#v", c1.SerfLANConfig.KeyringFile)
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}
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if c1.SerfLANConfig.MemberlistConfig.Keyring != nil {
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t.Fatalf("keyring should not be loaded")
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}
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if c1.SerfWANConfig.KeyringFile != "" {
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t.Fatalf("bad: %#v", c1.SerfLANConfig.KeyringFile)
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}
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if c1.SerfWANConfig.MemberlistConfig.Keyring != nil {
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t.Fatalf("keyring should not be loaded")
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}
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})
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// Server should auto-load LAN and WAN keyring
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t.Run("server with keys", func(t *testing.T) {
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cfg2 := TestConfig()
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cfg2.EncryptKey = key
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cfg2.DisableKeyringFile = true
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a2 := &TestAgent{Name: t.Name(), Config: cfg2}
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a2.Start()
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defer a2.Shutdown()
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c2 := a2.Config.ConsulConfig
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if c2.SerfLANConfig.KeyringFile != "" {
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t.Fatalf("should not have keyring file")
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}
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if c2.SerfLANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c2.SerfLANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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if c2.SerfWANConfig.KeyringFile != "" {
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t.Fatalf("should not have keyring file")
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}
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if c2.SerfWANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c2.SerfWANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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})
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// Client should auto-load only the LAN keyring
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t.Run("client with keys", func(t *testing.T) {
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cfg3 := TestConfig()
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cfg3.EncryptKey = key
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cfg3.DisableKeyringFile = true
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cfg3.Server = false
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a3 := &TestAgent{Name: t.Name(), Config: cfg3}
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a3.Start()
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defer a3.Shutdown()
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c3 := a3.Config.ConsulConfig
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if c3.SerfLANConfig.KeyringFile != "" {
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t.Fatalf("should not have keyring file")
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}
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if c3.SerfLANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c3.SerfLANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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if c3.SerfWANConfig.KeyringFile != "" {
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t.Fatalf("bad: %#v", c3.SerfWANConfig.KeyringFile)
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}
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if c3.SerfWANConfig.MemberlistConfig.Keyring != nil {
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t.Fatalf("keyring should not be loaded")
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}
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})
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// Any keyring files should be ignored
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t.Run("ignore files", func(t *testing.T) {
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dir := testutil.TempDir(t, "consul")
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defer os.RemoveAll(dir)
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badKey := "unUzC2X3JgMKVJlZna5KVg=="
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if err := initKeyring(filepath.Join(dir, SerfLANKeyring), badKey); err != nil {
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t.Fatalf("err: %v", err)
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}
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if err := initKeyring(filepath.Join(dir, SerfWANKeyring), badKey); err != nil {
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t.Fatalf("err: %v", err)
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}
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cfg4 := TestConfig()
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cfg4.EncryptKey = key
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cfg4.DisableKeyringFile = true
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cfg4.DataDir = dir
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a4 := &TestAgent{Name: t.Name(), Config: cfg4}
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a4.Start()
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defer a4.Shutdown()
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c4 := a4.Config.ConsulConfig
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if c4.SerfLANConfig.KeyringFile != "" {
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t.Fatalf("should not have keyring file")
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}
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if c4.SerfLANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c4.SerfLANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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if c4.SerfWANConfig.KeyringFile != "" {
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t.Fatalf("should not have keyring file")
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}
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if c4.SerfWANConfig.MemberlistConfig.Keyring == nil {
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t.Fatalf("keyring should be loaded")
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}
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if err := checkForKey(key, c4.SerfWANConfig.MemberlistConfig.Keyring); err != nil {
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t.Fatalf("err: %v", err)
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}
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})
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}
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func TestAgent_InitKeyring(t *testing.T) {
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t.Parallel()
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key1 := "tbLJg26ZJyJ9pK3qhc9jig=="
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key2 := "4leC33rgtXKIVUr9Nr0snQ=="
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expected := fmt.Sprintf(`["%s"]`, key1)
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dir := testutil.TempDir(t, "consul")
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defer os.RemoveAll(dir)
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file := filepath.Join(dir, "keyring")
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// First initialize the keyring
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if err := initKeyring(file, key1); err != nil {
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t.Fatalf("err: %s", err)
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}
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content, err := ioutil.ReadFile(file)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if string(content) != expected {
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t.Fatalf("bad: %s", content)
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}
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// Try initializing again with a different key
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if err := initKeyring(file, key2); err != nil {
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t.Fatalf("err: %s", err)
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}
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// Content should still be the same
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content, err = ioutil.ReadFile(file)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if string(content) != expected {
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t.Fatalf("bad: %s", content)
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}
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}
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func TestAgentKeyring_ACL(t *testing.T) {
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t.Parallel()
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key1 := "tbLJg26ZJyJ9pK3qhc9jig=="
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key2 := "4leC33rgtXKIVUr9Nr0snQ=="
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cfg := TestACLConfig()
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cfg.ACLDatacenter = "dc1"
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cfg.ACLMasterToken = "root"
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cfg.ACLDefaultPolicy = "deny"
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a := &TestAgent{Name: t.Name(), Config: cfg, Key: key1}
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a.Start()
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defer a.Shutdown()
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// List keys without access fails
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_, err := a.ListKeys("", 0)
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if err == nil || !strings.Contains(err.Error(), "denied") {
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t.Fatalf("expected denied error, got: %#v", err)
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}
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// List keys with access works
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_, err = a.ListKeys("root", 0)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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// Install without access fails
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_, err = a.InstallKey(key2, "", 0)
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if err == nil || !strings.Contains(err.Error(), "denied") {
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t.Fatalf("expected denied error, got: %#v", err)
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}
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// Install with access works
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_, err = a.InstallKey(key2, "root", 0)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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// Use without access fails
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_, err = a.UseKey(key2, "", 0)
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if err == nil || !strings.Contains(err.Error(), "denied") {
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t.Fatalf("expected denied error, got: %#v", err)
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}
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// Use with access works
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_, err = a.UseKey(key2, "root", 0)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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// Remove without access fails
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_, err = a.RemoveKey(key1, "", 0)
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if err == nil || !strings.Contains(err.Error(), "denied") {
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t.Fatalf("expected denied error, got: %#v", err)
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}
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// Remove with access works
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_, err = a.RemoveKey(key1, "root", 0)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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}
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