/
testhelpers.go
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/
testhelpers.go
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package testhelpers
import (
"encoding/base64"
"errors"
"fmt"
"math/rand"
"sync"
"time"
log "github.com/hashicorp/go-hclog"
"github.com/hashicorp/vault/helper/consts"
"github.com/hashicorp/vault/helper/xor"
vaulthttp "github.com/hashicorp/vault/http"
"github.com/hashicorp/vault/physical"
"github.com/hashicorp/vault/physical/inmem"
"github.com/hashicorp/vault/vault"
testing "github.com/mitchellh/go-testing-interface"
)
type ReplicatedTestClusters struct {
PerfPrimaryCluster *vault.TestCluster
PerfSecondaryCluster *vault.TestCluster
PerfPrimaryDRCluster *vault.TestCluster
PerfSecondaryDRCluster *vault.TestCluster
}
func (r *ReplicatedTestClusters) Cleanup() {
r.PerfPrimaryCluster.Cleanup()
r.PerfSecondaryCluster.Cleanup()
r.PerfPrimaryDRCluster.Cleanup()
r.PerfSecondaryDRCluster.Cleanup()
}
// Generates a root token on the target cluster.
func GenerateRoot(t testing.T, cluster *vault.TestCluster, drToken bool) string {
token, err := GenerateRootWithError(t, cluster, drToken)
if err != nil {
t.Fatal(err)
}
return token
}
func GenerateRootWithError(t testing.T, cluster *vault.TestCluster, drToken bool) (string, error) {
// If recovery keys supported, use those to perform root token generation instead
var keys [][]byte
if cluster.Cores[0].SealAccess().RecoveryKeySupported() {
keys = cluster.RecoveryKeys
} else {
keys = cluster.BarrierKeys
}
client := cluster.Cores[0].Client
f := client.Sys().GenerateRootInit
if drToken {
f = client.Sys().GenerateDROperationTokenInit
}
status, err := f("", "")
if err != nil {
return "", err
}
if status.Required > len(keys) {
return "", fmt.Errorf("need more keys than have, need %d have %d", status.Required, len(keys))
}
otp := status.OTP
for i, key := range keys {
if i >= status.Required {
break
}
f := client.Sys().GenerateRootUpdate
if drToken {
f = client.Sys().GenerateDROperationTokenUpdate
}
status, err = f(base64.StdEncoding.EncodeToString(key), status.Nonce)
if err != nil {
return "", err
}
}
if !status.Complete {
return "", errors.New("generate root operation did not end successfully")
}
tokenBytes, err := base64.RawStdEncoding.DecodeString(status.EncodedToken)
if err != nil {
return "", err
}
tokenBytes, err = xor.XORBytes(tokenBytes, []byte(otp))
if err != nil {
return "", err
}
return string(tokenBytes), nil
}
// RandomWithPrefix is used to generate a unique name with a prefix, for
// randomizing names in acceptance tests
func RandomWithPrefix(name string) string {
return fmt.Sprintf("%s-%d", name, rand.New(rand.NewSource(time.Now().UnixNano())).Int())
}
func EnsureCoresUnsealed(t testing.T, c *vault.TestCluster) {
t.Helper()
for _, core := range c.Cores {
if !core.Sealed() {
continue
}
client := core.Client
client.Sys().ResetUnsealProcess()
for j := 0; j < len(c.BarrierKeys); j++ {
statusResp, err := client.Sys().Unseal(base64.StdEncoding.EncodeToString(c.BarrierKeys[j]))
if err != nil {
// Sometimes when we get here it's already unsealed on its own
// and then this fails for DR secondaries so check again
if core.Sealed() {
t.Fatal(err)
}
break
}
if statusResp == nil {
t.Fatal("nil status response during unseal")
}
if !statusResp.Sealed {
break
}
}
if core.Sealed() {
t.Fatal("core is still sealed")
}
}
}
func WaitForReplicationState(t testing.T, c *vault.Core, state consts.ReplicationState) {
timeout := time.Now().Add(10 * time.Second)
for {
if time.Now().After(timeout) {
t.Fatalf("timeout waiting for core to have state %d", uint32(state))
}
state := c.ReplicationState()
if state.HasState(state) {
break
}
time.Sleep(1 * time.Second)
}
}
func GetClusterAndCore(t testing.T, logger log.Logger) (*vault.TestCluster, *vault.TestClusterCore) {
inm, err := inmem.NewTransactionalInmem(nil, logger)
if err != nil {
t.Fatal(err)
}
inmha, err := inmem.NewInmemHA(nil, logger)
if err != nil {
t.Fatal(err)
}
coreConfig := &vault.CoreConfig{
Physical: inm,
HAPhysical: inmha.(physical.HABackend),
}
cluster := vault.NewTestCluster(t, coreConfig, &vault.TestClusterOptions{
HandlerFunc: vaulthttp.Handler,
Logger: logger,
})
cluster.Start()
cores := cluster.Cores
core := cores[0]
vault.TestWaitActive(t, core.Core)
return cluster, core
}
func GetFourReplicatedClusters(t testing.T) *ReplicatedTestClusters {
ret := &ReplicatedTestClusters{}
logger := log.New(&log.LoggerOptions{
Mutex: &sync.Mutex{},
Level: log.Trace,
})
// Set this lower so that state populates quickly to standby nodes
vault.HeartbeatInterval = 2 * time.Second
ret.PerfPrimaryCluster, _ = GetClusterAndCore(t, logger.Named("perf-pri"))
ret.PerfSecondaryCluster, _ = GetClusterAndCore(t, logger.Named("perf-sec"))
ret.PerfPrimaryDRCluster, _ = GetClusterAndCore(t, logger.Named("perf-pri-dr"))
ret.PerfSecondaryDRCluster, _ = GetClusterAndCore(t, logger.Named("perf-sec-dr"))
SetupFourClusterReplication(t, ret.PerfPrimaryCluster, ret.PerfSecondaryCluster, ret.PerfPrimaryDRCluster, ret.PerfSecondaryDRCluster)
// Wait until poison pills have been read
time.Sleep(45 * time.Second)
EnsureCoresUnsealed(t, ret.PerfPrimaryCluster)
EnsureCoresUnsealed(t, ret.PerfSecondaryCluster)
EnsureCoresUnsealed(t, ret.PerfPrimaryDRCluster)
EnsureCoresUnsealed(t, ret.PerfSecondaryDRCluster)
return ret
}
func SetupFourClusterReplication(t testing.T, perfPrimary, perfSecondary, perfDRSecondary, perfSecondaryDRSecondary *vault.TestCluster) {
// Enable dr primary
_, err := perfPrimary.Cores[0].Client.Logical().Write("sys/replication/dr/primary/enable", nil)
if err != nil {
t.Fatal(err)
}
WaitForReplicationState(t, perfPrimary.Cores[0].Core, consts.ReplicationDRPrimary)
// Enable performance primary
_, err = perfPrimary.Cores[0].Client.Logical().Write("sys/replication/performance/primary/enable", nil)
if err != nil {
t.Fatal(err)
}
WaitForReplicationState(t, perfPrimary.Cores[0].Core, consts.ReplicationPerformancePrimary)
// get dr token
secret, err := perfPrimary.Cores[0].Client.Logical().Write("sys/replication/dr/primary/secondary-token", map[string]interface{}{
"id": "1",
})
if err != nil {
t.Fatal(err)
}
token := secret.WrapInfo.Token
// enable dr secondary
secret, err = perfDRSecondary.Cores[0].Client.Logical().Write("sys/replication/dr/secondary/enable", map[string]interface{}{
"token": token,
"ca_file": perfPrimary.CACertPEMFile,
})
if err != nil {
t.Fatal(err)
}
WaitForReplicationState(t, perfDRSecondary.Cores[0].Core, consts.ReplicationDRSecondary)
perfDRSecondary.BarrierKeys = perfPrimary.BarrierKeys
EnsureCoresUnsealed(t, perfDRSecondary)
// get performance token
secret, err = perfPrimary.Cores[0].Client.Logical().Write("sys/replication/performance/primary/secondary-token", map[string]interface{}{
"id": "1",
})
if err != nil {
t.Fatal(err)
}
token = secret.WrapInfo.Token
// enable performace secondary
secret, err = perfSecondary.Cores[0].Client.Logical().Write("sys/replication/performance/secondary/enable", map[string]interface{}{
"token": token,
"ca_file": perfPrimary.CACertPEMFile,
})
if err != nil {
t.Fatal(err)
}
WaitForReplicationState(t, perfSecondary.Cores[0].Core, consts.ReplicationPerformanceSecondary)
time.Sleep(time.Second * 3)
perfSecondary.BarrierKeys = perfPrimary.BarrierKeys
EnsureCoresUnsealed(t, perfSecondary)
rootToken := GenerateRoot(t, perfSecondary, false)
perfSecondary.Cores[0].Client.SetToken(rootToken)
// Enable dr primary on perf secondary
_, err = perfSecondary.Cores[0].Client.Logical().Write("sys/replication/dr/primary/enable", nil)
if err != nil {
t.Fatal(err)
}
WaitForReplicationState(t, perfSecondary.Cores[0].Core, consts.ReplicationDRPrimary)
// get dr token from perf secondary
secret, err = perfSecondary.Cores[0].Client.Logical().Write("sys/replication/dr/primary/secondary-token", map[string]interface{}{
"id": "1",
})
if err != nil {
t.Fatal(err)
}
token = secret.WrapInfo.Token
// enable dr secondary
secret, err = perfSecondaryDRSecondary.Cores[0].Client.Logical().Write("sys/replication/dr/secondary/enable", map[string]interface{}{
"token": token,
"ca_file": perfSecondary.CACertPEMFile,
})
if err != nil {
t.Fatal(err)
}
WaitForReplicationState(t, perfSecondaryDRSecondary.Cores[0].Core, consts.ReplicationDRSecondary)
perfSecondaryDRSecondary.BarrierKeys = perfPrimary.BarrierKeys
EnsureCoresUnsealed(t, perfSecondaryDRSecondary)
perfDRSecondary.Cores[0].Client.SetToken(perfPrimary.Cores[0].Client.Token())
perfSecondaryDRSecondary.Cores[0].Client.SetToken(rootToken)
}
func DeriveActiveCore(t testing.T, cluster *vault.TestCluster) *vault.TestClusterCore {
for i := 0; i < 10; i++ {
for _, core := range cluster.Cores {
leaderResp, err := core.Client.Sys().Leader()
if err != nil {
t.Fatal(err)
}
if leaderResp.IsSelf {
return core
}
}
time.Sleep(1 * time.Second)
}
t.Fatal("could not derive the active core")
return nil
}
func WaitForNCoresSealed(t testing.T, cluster *vault.TestCluster, n int) {
for i := 0; i < 10; i++ {
sealed := 0
for _, core := range cluster.Cores {
if core.Core.Sealed() {
sealed++
}
}
if sealed >= n {
return
}
time.Sleep(time.Second)
}
t.Fatalf("%d cores were not sealed", n)
}