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consul/agent/connect/ca/provider_vault_test.go

1405 lines
41 KiB

package ca
import (
"crypto/x509"
"encoding/json"
"fmt"
"io"
"sync/atomic"
"testing"
"time"
"github.com/hashicorp/go-hclog"
vaultapi "github.com/hashicorp/vault/api"
"github.com/hashicorp/vault/api/auth/gcp"
vaultconst "github.com/hashicorp/vault/sdk/helper/consts"
"github.com/stretchr/testify/require"
"github.com/hashicorp/consul/agent/connect"
"github.com/hashicorp/consul/agent/structs"
"github.com/hashicorp/consul/sdk/testutil"
"github.com/hashicorp/consul/sdk/testutil/retry"
)
const pkiTestPolicyBase = `
path "sys/mounts"
{
capabilities = ["read"]
}
path "sys/mounts/%[1]s"
{
capabilities = ["create", "read", "update", "delete", "list"]
}
path "sys/mounts/%[2]s"
{
capabilities = ["create", "read", "update", "delete", "list"]
}
path "sys/mounts/%[2]s/tune"
{
capabilities = ["update"]
}
path "%[1]s/*"
{
capabilities = ["create", "read", "update", "delete", "list"]
}
path "%[2]s/*"
{
capabilities = ["create", "read", "update", "delete", "list"]
}`
func pkiTestPolicy(rootPath, intermediatePath string) string {
return fmt.Sprintf(pkiTestPolicyBase, rootPath, intermediatePath)
}
func TestVaultCAProvider_ParseVaultCAConfig(t *testing.T) {
cases := map[string]struct {
rawConfig map[string]interface{}
expConfig *structs.VaultCAProviderConfig
expError string
}{
"no token and no auth method provided": {
rawConfig: map[string]interface{}{},
expError: "must provide a Vault token or configure a Vault auth method",
},
"both token and auth method provided": {
rawConfig: map[string]interface{}{"Token": "test", "AuthMethod": map[string]interface{}{"Type": "test"}},
expError: "only one of Vault token or Vault auth method can be provided, but not both",
},
"no root PKI path": {
rawConfig: map[string]interface{}{"Token": "test"},
expError: "must provide a valid path to a root PKI backend",
},
"no root intermediate path": {
rawConfig: map[string]interface{}{"Token": "test", "RootPKIPath": "test"},
expError: "must provide a valid path for the intermediate PKI backend",
},
"adds a slash to RootPKIPath and IntermediatePKIPath": {
rawConfig: map[string]interface{}{"Token": "test", "RootPKIPath": "test", "IntermediatePKIPath": "test"},
expConfig: &structs.VaultCAProviderConfig{
CommonCAProviderConfig: defaultCommonConfig(),
Token: "test",
RootPKIPath: "test/",
IntermediatePKIPath: "test/",
},
},
}
for name, c := range cases {
t.Run(name, func(t *testing.T) {
config, err := ParseVaultCAConfig(c.rawConfig)
if c.expError != "" {
require.EqualError(t, err, c.expError)
} else {
require.NoError(t, err)
require.Equal(t, c.expConfig, config)
}
})
}
}
func TestVaultCAProvider_configureVaultAuthMethod(t *testing.T) {
cases := map[string]struct {
expLoginPath string
params map[string]interface{}
expError string
hasLDG bool
}{
"alicloud": {expLoginPath: "auth/alicloud/login", params: map[string]any{"role": "test-role", "region": "test-region"}, hasLDG: true},
"approle": {expLoginPath: "auth/approle/login", params: map[string]any{"role_id_file_path": "test-path"}, hasLDG: true},
"aws": {expLoginPath: "auth/aws/login", params: map[string]interface{}{"type": "iam"}, hasLDG: true},
"azure": {expLoginPath: "auth/azure/login", params: map[string]interface{}{"role": "test-role", "resource": "test-resource"}, hasLDG: true},
"cf": {expLoginPath: "auth/cf/login"},
"github": {expLoginPath: "auth/github/login"},
"gcp": {expLoginPath: "auth/gcp/login", params: map[string]interface{}{"type": "iam", "role": "test-role"}},
"jwt": {expLoginPath: "auth/jwt/login", params: map[string]any{"role": "test-role", "path": "test-path"}, hasLDG: true},
"kerberos": {expLoginPath: "auth/kerberos/login"},
"kubernetes": {expLoginPath: "auth/kubernetes/login", params: map[string]interface{}{"role": "test-role"}, hasLDG: true},
"ldap": {expLoginPath: "auth/ldap/login/foo", params: map[string]interface{}{"username": "foo"}},
"oci": {expLoginPath: "auth/oci/login/foo", params: map[string]interface{}{"role": "foo"}},
"okta": {expLoginPath: "auth/okta/login/foo", params: map[string]interface{}{"username": "foo"}},
"radius": {expLoginPath: "auth/radius/login/foo", params: map[string]interface{}{"username": "foo"}},
"cert": {expLoginPath: "auth/cert/login"},
"token": {expError: "'token' auth method is not supported via auth method configuration; please provide the token with the 'token' parameter in the CA configuration"},
"userpass": {expLoginPath: "auth/userpass/login/foo", params: map[string]interface{}{"username": "foo"}},
"unsupported": {expError: "auth method \"unsupported\" is not supported"},
}
for authMethodType, c := range cases {
t.Run(authMethodType, func(t *testing.T) {
authMethod := &structs.VaultAuthMethod{
Type: authMethodType,
Params: c.params,
}
authIF, err := configureVaultAuthMethod(authMethod)
if c.expError != "" {
require.EqualError(t, err, c.expError)
return
}
require.NoError(t, err)
require.NotNil(t, authIF)
switch authMethodType {
case VaultAuthMethodTypeGCP:
_ = authIF.(*gcp.GCPAuth)
default:
auth := authIF.(*VaultAuthClient)
require.Equal(t, authMethod, auth.AuthMethod)
require.Equal(t, c.expLoginPath, auth.LoginPath)
require.Equal(t, c.hasLDG, auth.LoginDataGen != nil)
}
})
}
}
func TestVaultCAProvider_VaultTLSConfig(t *testing.T) {
config := &structs.VaultCAProviderConfig{
CAFile: "/capath/ca.pem",
CAPath: "/capath/",
CertFile: "/certpath/cert.pem",
KeyFile: "/certpath/key.pem",
TLSServerName: "server.name",
TLSSkipVerify: true,
}
tlsConfig := vaultTLSConfig(config)
require.Equal(t, config.CAFile, tlsConfig.CACert)
require.Equal(t, config.CAPath, tlsConfig.CAPath)
require.Equal(t, config.CertFile, tlsConfig.ClientCert)
require.Equal(t, config.KeyFile, tlsConfig.ClientKey)
require.Equal(t, config.TLSServerName, tlsConfig.TLSServerName)
require.Equal(t, config.TLSSkipVerify, tlsConfig.Insecure)
}
func TestVaultCAProvider_Configure(t *testing.T) {
SkipIfVaultNotPresent(t)
testcases := []struct {
name string
rawConfig map[string]any
expectedValue func(t *testing.T, v *VaultProvider)
}{
{
name: "DefaultConfig",
rawConfig: map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
},
expectedValue: func(t *testing.T, v *VaultProvider) {
headers := v.client.Headers()
require.Equal(t, "", headers.Get(vaultconst.NamespaceHeaderName))
require.Equal(t, "pki-root/", v.config.RootPKIPath)
require.Equal(t, "pki-intermediate/", v.config.IntermediatePKIPath)
},
},
{
name: "TestConfigWithNamespace",
rawConfig: map[string]any{
"namespace": "ns1",
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
},
expectedValue: func(t *testing.T, v *VaultProvider) {
h := v.client.Headers()
require.Equal(t, "ns1", h.Get(vaultconst.NamespaceHeaderName))
},
},
}
for _, testcase := range testcases {
t.Run(testcase.name, func(t *testing.T) {
testVault := NewTestVaultServer(t)
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, testcase.rawConfig)
testcase.expectedValue(t, provider)
})
}
return
}
func TestVaultCAProvider_SecondaryActiveIntermediate(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
testVault := NewTestVaultServer(t)
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, false, testVault.Addr, token, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
cert, err := provider.ActiveIntermediate()
require.Empty(t, cert)
require.NoError(t, err)
}
func TestVaultCAProvider_RenewToken(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
testVault := NewTestVaultServer(t)
// Create a token with a short TTL to be renewed by the provider.
ttl := 1 * time.Second
tcr := &vaultapi.TokenCreateRequest{
TTL: ttl.String(),
}
secret, err := testVault.client.Auth().Token().Create(tcr)
require.NoError(t, err)
providerToken := secret.Auth.ClientToken
_ = createVaultProvider(t, true, testVault.Addr, providerToken, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
// Check the last renewal time.
secret, err = testVault.client.Auth().Token().Lookup(providerToken)
require.NoError(t, err)
firstRenewal, err := secret.Data["last_renewal_time"].(json.Number).Int64()
require.NoError(t, err)
// Retry past the TTL and make sure the token has been renewed.
retry.Run(t, func(r *retry.R) {
secret, err = testVault.client.Auth().Token().Lookup(providerToken)
require.NoError(r, err)
lastRenewal, err := secret.Data["last_renewal_time"].(json.Number).Int64()
require.NoError(r, err)
require.Greater(r, lastRenewal, firstRenewal)
})
}
func TestVaultCAProvider_RenewTokenStopWatcherOnConfigure(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
testVault := NewTestVaultServer(t)
// Create a token with a short TTL to be renewed by the provider.
ttl := 1 * time.Second
tcr := &vaultapi.TokenCreateRequest{
TTL: ttl.String(),
}
secret, err := testVault.client.Auth().Token().Create(tcr)
require.NoError(t, err)
providerToken := secret.Auth.ClientToken
provider := createVaultProvider(t, true, testVault.Addr, providerToken, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
// overwrite stopWatcher to set flag on stop for testing
// be sure that original stopWatcher gets called to avoid goroutine leak
gotStopped := uint32(0)
realStop := provider.stopWatcher
provider.stopWatcher = func() {
atomic.StoreUint32(&gotStopped, 1)
realStop()
}
// Check the last renewal time.
secret, err = testVault.client.Auth().Token().Lookup(providerToken)
require.NoError(t, err)
firstRenewal, err := secret.Data["last_renewal_time"].(json.Number).Int64()
require.NoError(t, err)
// Wait past the TTL and make sure the token has been renewed.
retry.Run(t, func(r *retry.R) {
secret, err = testVault.client.Auth().Token().Lookup(providerToken)
require.NoError(r, err)
lastRenewal, err := secret.Data["last_renewal_time"].(json.Number).Int64()
require.NoError(r, err)
require.Greater(r, lastRenewal, firstRenewal)
})
providerConfig := vaultProviderConfig(t, testVault.Addr, providerToken, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
require.NoError(t, provider.Configure(providerConfig))
require.Equal(t, uint32(1), atomic.LoadUint32(&gotStopped))
}
func TestVaultCAProvider_Bootstrap(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
type testcase struct {
name string
caConfig map[string]any
certFunc func(*VaultProvider) (string, error)
backendPath string
rootCaCreation bool
expectedRootCertTTL string
}
run := func(t *testing.T, tc testcase) {
t.Parallel()
tc.caConfig["RootPKIPath"] = "pki-root/"
tc.caConfig["IntermediatePKIPath"] = "pki-intermediate/"
testVault := NewTestVaultServer(t)
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, tc.caConfig)
client := testVault.client
cert, err := tc.certFunc(provider)
require.NoError(t, err)
resp, err := client.Logical().ReadRaw(tc.backendPath + "ca/pem")
require.NoError(t, err)
bytes, err := io.ReadAll(resp.Body)
require.NoError(t, err)
require.Equal(t, cert, string(bytes)+"\n")
// Should be a valid CA cert
parsed, err := connect.ParseCert(cert)
require.NoError(t, err)
require.True(t, parsed.IsCA)
require.Len(t, parsed.URIs, 1)
require.Equal(t, fmt.Sprintf("spiffe://%s.consul", provider.clusterID), parsed.URIs[0].String())
// test that the root cert ttl as applied
if tc.rootCaCreation {
rootCertTTL, err := time.ParseDuration(tc.expectedRootCertTTL)
require.NoError(t, err)
expectedNotAfter := time.Now().Add(rootCertTTL).UTC()
require.WithinDuration(t, expectedNotAfter, parsed.NotAfter, 10*time.Minute, "expected parsed cert ttl to be the same as the value configured")
}
}
cases := []testcase{
{
name: "default-root-cert-ttl",
caConfig: map[string]any{
"LeafCertTTL": "1h",
},
certFunc: func(provider *VaultProvider) (string, error) {
root, err := provider.GenerateRoot()
return root.PEM, err
},
backendPath: "pki-root/",
rootCaCreation: true,
expectedRootCertTTL: structs.DefaultRootCertTTL,
},
{
name: "custom-root-cert-ttl",
caConfig: map[string]any{
"LeafCertTTL": "1h",
"RootCertTTL": "8761h",
},
certFunc: func(provider *VaultProvider) (string, error) {
return provider.ActiveIntermediate()
},
backendPath: "pki-intermediate/",
rootCaCreation: false,
expectedRootCertTTL: "8761h",
},
}
// Verify the root and intermediate certs match the ones in the vault backends
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
run(t, tc)
})
}
}
func assertCorrectKeyType(t *testing.T, want, certPEM string) {
t.Helper()
cert, err := connect.ParseCert(certPEM)
require.NoError(t, err)
switch want {
case "ec":
require.Equal(t, x509.ECDSA, cert.PublicKeyAlgorithm)
case "rsa":
require.Equal(t, x509.RSA, cert.PublicKeyAlgorithm)
default:
t.Fatal("test doesn't support key type")
}
}
func TestVaultCAProvider_SignLeaf(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
run := func(t *testing.T, tc KeyTestCase) {
t.Parallel()
testVault := NewTestVaultServer(t)
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, map[string]any{
"LeafCertTTL": "1h",
"PrivateKeyType": tc.KeyType,
"PrivateKeyBits": tc.KeyBits,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
spiffeService := &connect.SpiffeIDService{
Host: "node1",
Namespace: "default",
Datacenter: "dc1",
Service: "foo",
}
root, err := provider.GenerateRoot()
require.NoError(t, err)
rootPEM := root.PEM
assertCorrectKeyType(t, tc.KeyType, rootPEM)
intPEM, err := provider.ActiveIntermediate()
require.NoError(t, err)
assertCorrectKeyType(t, tc.KeyType, intPEM)
// Generate a leaf cert for the service.
var firstSerial uint64
{
raw, _ := connect.TestCSR(t, spiffeService)
csr, err := connect.ParseCSR(raw)
require.NoError(t, err)
cert, err := provider.Sign(csr)
require.NoError(t, err)
parsed, err := connect.ParseCert(cert)
require.NoError(t, err)
require.Equal(t, parsed.URIs[0], spiffeService.URI())
firstSerial = parsed.SerialNumber.Uint64()
// Ensure the cert is valid now and expires within the correct limit.
now := time.Now()
require.True(t, parsed.NotAfter.Sub(now) < time.Hour)
require.True(t, parsed.NotBefore.Before(now))
// Make sure we can validate the cert as expected.
require.NoError(t, connect.ValidateLeaf(rootPEM, cert, []string{intPEM}))
requireTrailingNewline(t, cert)
}
// Generate a new cert for another service and make sure
// the serial number is unique.
spiffeService.Service = "bar"
{
raw, _ := connect.TestCSR(t, spiffeService)
csr, err := connect.ParseCSR(raw)
require.NoError(t, err)
cert, err := provider.Sign(csr)
require.NoError(t, err)
parsed, err := connect.ParseCert(cert)
require.NoError(t, err)
require.Equal(t, parsed.URIs[0], spiffeService.URI())
require.NotEqual(t, firstSerial, parsed.SerialNumber.Uint64())
// Ensure the cert is valid now and expires within the correct limit.
require.True(t, time.Until(parsed.NotAfter) < time.Hour)
require.True(t, parsed.NotBefore.Before(time.Now()))
// Make sure we can validate the cert as expected.
require.NoError(t, connect.ValidateLeaf(rootPEM, cert, []string{intPEM}))
}
}
for _, tc := range KeyTestCases {
t.Run(tc.Desc, func(t *testing.T) {
run(t, tc)
})
}
}
func TestVaultCAProvider_CrossSignCA(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
tests := CASigningKeyTypeCases()
run := func(t *testing.T, tc CASigningKeyTypes, withSudo, expectFailure bool) {
t.Parallel()
if tc.SigningKeyType != tc.CSRKeyType {
// TODO: uncomment since the bug is closed
// See https://github.com/hashicorp/vault/issues/7709
t.Skip("Vault doesn't support cross-signing different key types yet.")
}
testVault1 := NewTestVaultServer(t)
attr1 := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
WithSudo: withSudo,
}
token1 := CreateVaultTokenWithAttrs(t, testVault1.client, attr1)
provider1 := createVaultProvider(t, true, testVault1.Addr, token1, map[string]any{
"LeafCertTTL": "1h",
"PrivateKeyType": tc.SigningKeyType,
"PrivateKeyBits": tc.SigningKeyBits,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
testutil.RunStep(t, "init", func(t *testing.T) {
root, err := provider1.GenerateRoot()
require.NoError(t, err)
assertCorrectKeyType(t, tc.SigningKeyType, root.PEM)
intPEM, err := provider1.ActiveIntermediate()
require.NoError(t, err)
assertCorrectKeyType(t, tc.SigningKeyType, intPEM)
})
testVault2 := NewTestVaultServer(t)
attr2 := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
WithSudo: false, // irrelevant for the new CA provider
}
token2 := CreateVaultTokenWithAttrs(t, testVault2.client, attr2)
provider2 := createVaultProvider(t, true, testVault2.Addr, token2, map[string]any{
"LeafCertTTL": "1h",
"PrivateKeyType": tc.CSRKeyType,
"PrivateKeyBits": tc.CSRKeyBits,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
testutil.RunStep(t, "swap", func(t *testing.T) {
root, err := provider2.GenerateRoot()
require.NoError(t, err)
assertCorrectKeyType(t, tc.CSRKeyType, root.PEM)
intPEM, err := provider2.ActiveIntermediate()
require.NoError(t, err)
assertCorrectKeyType(t, tc.CSRKeyType, intPEM)
if expectFailure {
testCrossSignProvidersShouldFail(t, provider1, provider2)
} else {
testCrossSignProviders(t, provider1, provider2)
}
})
}
for _, tc := range tests {
t.Run(tc.Desc, func(t *testing.T) {
t.Run("without sudo", func(t *testing.T) {
run(t, tc, false, true)
})
t.Run("with sudo", func(t *testing.T) {
run(t, tc, true, false)
})
})
}
}
func TestVaultProvider_SignIntermediate(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
tests := CASigningKeyTypeCases()
run := func(t *testing.T, tc CASigningKeyTypes) {
t.Parallel()
testVault1 := NewTestVaultServer(t)
attr1 := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token1 := CreateVaultTokenWithAttrs(t, testVault1.client, attr1)
provider1 := createVaultProvider(t, true, testVault1.Addr, token1, map[string]any{
"LeafCertTTL": "1h",
"PrivateKeyType": tc.SigningKeyType,
"PrivateKeyBits": tc.SigningKeyBits,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
testVault2 := NewTestVaultServer(t)
attr2 := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token2 := CreateVaultTokenWithAttrs(t, testVault2.client, attr2)
provider2 := createVaultProvider(t, false, testVault2.Addr, token2, map[string]any{
"LeafCertTTL": "1h",
"PrivateKeyType": tc.CSRKeyType,
"PrivateKeyBits": tc.CSRKeyBits,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
testSignIntermediateCrossDC(t, provider1, provider2)
}
for _, tc := range tests {
t.Run(tc.Desc, func(t *testing.T) {
run(t, tc)
})
}
}
func TestVaultProvider_SignIntermediateConsul(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
// primary = Vault, secondary = Consul
t.Run("pri=vault,sec=consul", func(t *testing.T) {
t.Parallel()
testVault1 := NewTestVaultServer(t)
attr1 := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token1 := CreateVaultTokenWithAttrs(t, testVault1.client, attr1)
provider1 := createVaultProvider(t, true, testVault1.Addr, token1, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
conf := testConsulCAConfig()
delegate := newMockDelegate(t, conf)
provider2 := TestConsulProvider(t, delegate)
cfg := testProviderConfig(conf)
cfg.IsPrimary = false
cfg.Datacenter = "dc2"
require.NoError(t, provider2.Configure(cfg))
testSignIntermediateCrossDC(t, provider1, provider2)
})
// primary = Consul, secondary = Vault
t.Run("pri=consul,sec=vault", func(t *testing.T) {
t.Parallel()
conf := testConsulCAConfig()
delegate := newMockDelegate(t, conf)
provider1 := TestConsulProvider(t, delegate)
require.NoError(t, provider1.Configure(testProviderConfig(conf)))
_, err := provider1.GenerateRoot()
require.NoError(t, err)
// Ensure that we don't configure vault to try and mint leafs that
// outlive their CA during the test (which hard fails in vault).
intermediateCertTTL := getIntermediateCertTTL(t, conf)
leafCertTTL := intermediateCertTTL - 4*time.Hour
overrideConf := map[string]any{
"LeafCertTTL": []uint8(leafCertTTL.String()),
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
}
testVault2 := NewTestVaultServer(t)
attr2 := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token2 := CreateVaultTokenWithAttrs(t, testVault2.client, attr2)
provider2 := createVaultProvider(t, false, testVault2.Addr, token2, overrideConf)
testSignIntermediateCrossDC(t, provider1, provider2)
})
}
func TestVaultProvider_Cleanup(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
testVault := NewTestVaultServer(t)
t.Run("provider-change", func(t *testing.T) {
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
// ensure that the intermediate PKI mount exists
mounts, err := provider.client.Sys().ListMounts()
require.NoError(t, err)
require.Contains(t, mounts, provider.config.IntermediatePKIPath)
// call cleanup with a provider change - this should cause removal of the mount
require.NoError(t, provider.Cleanup(true, nil))
// verify the mount was removed
mounts, err = provider.client.Sys().ListMounts()
require.NoError(t, err)
require.NotContains(t, mounts, provider.config.IntermediatePKIPath)
})
t.Run("pki-path-change", func(t *testing.T) {
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
// ensure that the intermediate PKI mount exists
mounts, err := provider.client.Sys().ListMounts()
require.NoError(t, err)
require.Contains(t, mounts, provider.config.IntermediatePKIPath)
// call cleanup with an intermediate pki path change - this should cause removal of the mount
require.NoError(t, provider.Cleanup(false, map[string]any{
"Address": testVault.Addr,
"Token": token,
"RootPKIPath": "pki-root/",
//
"IntermediatePKIPath": "pki-intermediate-2/",
// Tests duration parsing after msgpack type mangling during raft apply.
"LeafCertTTL": []uint8("72h"),
}))
// verify the mount was removed
mounts, err = provider.client.Sys().ListMounts()
require.NoError(t, err)
require.NotContains(t, mounts, provider.config.IntermediatePKIPath)
})
t.Run("pki-path-unchanged", func(t *testing.T) {
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
// ensure that the intermediate PKI mount exists
mounts, err := provider.client.Sys().ListMounts()
require.NoError(t, err)
require.Contains(t, mounts, provider.config.IntermediatePKIPath)
// call cleanup with no config changes - this should not cause removal of the intermediate pki path
require.NoError(t, provider.Cleanup(false, map[string]any{
"Address": testVault.Addr,
"Token": token,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
// Tests duration parsing after msgpack type mangling during raft apply.
"LeafCertTTL": []uint8("72h"),
}))
// verify the mount was NOT removed
mounts, err = provider.client.Sys().ListMounts()
require.NoError(t, err)
require.Contains(t, mounts, provider.config.IntermediatePKIPath)
})
}
func TestVaultProvider_ConfigureWithAuthMethod(t *testing.T) {
SkipIfVaultNotPresent(t)
cases := []struct {
authMethodType string
configureAuthMethodFunc func(t *testing.T, vaultClient *vaultapi.Client) map[string]interface{}
}{
{
authMethodType: "userpass",
configureAuthMethodFunc: func(t *testing.T, vaultClient *vaultapi.Client) map[string]interface{} {
_, err := vaultClient.Logical().Write("/auth/userpass/users/test",
map[string]interface{}{"password": "foo", "policies": "pki"})
require.NoError(t, err)
return map[string]interface{}{
"Type": "userpass",
"Params": map[string]interface{}{
"username": "test",
"password": "foo",
},
}
},
},
{
authMethodType: "approle",
configureAuthMethodFunc: func(t *testing.T, vaultClient *vaultapi.Client) map[string]interface{} {
_, err := vaultClient.Logical().Write("auth/approle/role/my-role",
map[string]interface{}{"token_policies": "pki"})
require.NoError(t, err)
resp, err := vaultClient.Logical().Read("auth/approle/role/my-role/role-id")
require.NoError(t, err)
roleID := resp.Data["role_id"]
resp, err = vaultClient.Logical().Write("auth/approle/role/my-role/secret-id", nil)
require.NoError(t, err)
secretID := resp.Data["secret_id"]
return map[string]interface{}{
"Type": "approle",
"Params": map[string]interface{}{
"role_id": roleID,
"secret_id": secretID,
},
}
},
},
}
for _, c := range cases {
t.Run(c.authMethodType, func(t *testing.T) {
testVault := NewTestVaultServer(t)
err := testVault.Client().Sys().EnableAuthWithOptions(c.authMethodType, &vaultapi.EnableAuthOptions{Type: c.authMethodType})
require.NoError(t, err)
err = testVault.Client().Sys().PutPolicy("pki", pkiTestPolicy("pki-root", "pki-intermediate"))
require.NoError(t, err)
authMethodConf := c.configureAuthMethodFunc(t, testVault.Client())
conf := map[string]any{
"Address": testVault.Addr,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
"AuthMethod": authMethodConf,
}
provider := NewVaultProvider(hclog.New(nil))
cfg := ProviderConfig{
ClusterID: connect.TestClusterID,
Datacenter: "dc1",
IsPrimary: true,
RawConfig: conf,
}
t.Cleanup(provider.Stop)
err = provider.Configure(cfg)
require.NoError(t, err)
require.NotEmpty(t, provider.client.Token())
})
}
}
func TestVaultProvider_RotateAuthMethodToken(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
testVault := NewTestVaultServer(t)
err := testVault.Client().Sys().PutPolicy("pki", pkiTestPolicy("pki-root", "pki-intermediate"))
require.NoError(t, err)
err = testVault.Client().Sys().EnableAuthWithOptions("approle", &vaultapi.EnableAuthOptions{Type: "approle"})
require.NoError(t, err)
_, err = testVault.Client().Logical().Write("auth/approle/role/my-role",
map[string]interface{}{
"token_ttl": "2s",
"token_explicit_max_ttl": "2s",
"token_policies": "pki",
})
require.NoError(t, err)
resp, err := testVault.Client().Logical().Read("auth/approle/role/my-role/role-id")
require.NoError(t, err)
roleID := resp.Data["role_id"]
resp, err = testVault.Client().Logical().Write("auth/approle/role/my-role/secret-id", nil)
require.NoError(t, err)
secretID := resp.Data["secret_id"]
conf := map[string]any{
"Address": testVault.Addr,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
"AuthMethod": map[string]interface{}{
"Type": "approle",
"Params": map[string]interface{}{
"role_id": roleID,
"secret_id": secretID,
},
},
}
provider := NewVaultProvider(hclog.New(nil))
cfg := ProviderConfig{
ClusterID: connect.TestClusterID,
Datacenter: "dc1",
IsPrimary: true,
RawConfig: conf,
}
t.Cleanup(provider.Stop)
err = provider.Configure(cfg)
require.NoError(t, err)
token := provider.client.Token()
require.NotEmpty(t, token)
// Check that the token is rotated after max_ttl time has passed.
require.Eventually(t, func() bool {
return provider.client.Token() != token
}, 10*time.Second, 100*time.Millisecond)
}
func TestVaultProvider_ReconfigureIntermediateTTL(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
// Set up a standard policy without any sys/mounts/pki-intermediate/tune permissions.
policy := `
path "sys/mounts"
{
capabilities = ["read"]
}
path "sys/mounts/pki-root"
{
capabilities = ["create", "read", "update", "delete", "list"]
}
path "sys/mounts/pki-intermediate"
{
capabilities = ["create", "read", "update", "delete", "list"]
}
path "pki-root/*"
{
capabilities = ["create", "read", "update", "delete", "list"]
}
path "pki-intermediate/*"
{
capabilities = ["create", "read", "update", "delete", "list"]
}`
testVault := NewTestVaultServer(t)
err := testVault.Client().Sys().PutPolicy("pki", policy)
require.NoError(t, err)
tcr := &vaultapi.TokenCreateRequest{
Policies: []string{"pki"},
}
secret, err := testVault.client.Auth().Token().Create(tcr)
require.NoError(t, err)
providerToken := secret.Auth.ClientToken
makeProviderConfWithTTL := func(ttl string) ProviderConfig {
conf := map[string]any{
"Address": testVault.Addr,
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
"Token": providerToken,
"IntermediateCertTTL": ttl,
}
cfg := ProviderConfig{
ClusterID: connect.TestClusterID,
Datacenter: "dc1",
IsPrimary: true,
RawConfig: conf,
}
return cfg
}
provider := NewVaultProvider(hclog.New(nil))
// Set up the initial provider config
t.Cleanup(provider.Stop)
err = provider.Configure(makeProviderConfWithTTL("222h"))
require.NoError(t, err)
_, err = provider.GenerateRoot()
require.NoError(t, err)
_, err = provider.GenerateIntermediate()
require.NoError(t, err)
// Attempt to update the ttl without permissions for the tune endpoint - shouldn't
// return an error.
err = provider.Configure(makeProviderConfWithTTL("333h"))
require.NoError(t, err)
// Intermediate TTL shouldn't have changed
mountConfig, err := testVault.Client().Sys().MountConfig("pki-intermediate")
require.NoError(t, err)
require.Equal(t, 222*3600, mountConfig.MaxLeaseTTL)
// Update the policy and verify we can reconfigure the TTL properly.
policy += `
path "sys/mounts/pki-intermediate/tune"
{
capabilities = ["update"]
}`
err = testVault.Client().Sys().PutPolicy("pki", policy)
require.NoError(t, err)
err = provider.Configure(makeProviderConfWithTTL("333h"))
require.NoError(t, err)
mountConfig, err = testVault.Client().Sys().MountConfig("pki-intermediate")
require.NoError(t, err)
require.Equal(t, 333*3600, mountConfig.MaxLeaseTTL)
}
func TestVaultCAProvider_GenerateIntermediate(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
testVault := NewTestVaultServer(t)
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, true, testVault.Addr, token, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
orig, err := provider.ActiveIntermediate()
require.NoError(t, err)
// This test was created to ensure that our calls to Vault
// returns a new Intermediate certificate and further calls
// to ActiveIntermediate return the same new cert.
new, err := provider.GenerateIntermediate()
require.NoError(t, err)
newActive, err := provider.ActiveIntermediate()
require.NoError(t, err)
require.Equal(t, new, newActive)
require.NotEqual(t, orig, new)
}
func TestVaultCAProvider_GenerateIntermediate_inSecondary(t *testing.T) {
SkipIfVaultNotPresent(t)
t.Parallel()
// Primary DC will be a consul provider.
conf := testConsulCAConfig()
delegate := newMockDelegate(t, conf)
primaryProvider := TestConsulProvider(t, delegate)
require.NoError(t, primaryProvider.Configure(testProviderConfig(conf)))
_, err := primaryProvider.GenerateRoot()
require.NoError(t, err)
// Ensure that we don't configure vault to try and mint leafs that
// outlive their CA during the test (which hard fails in vault).
intermediateCertTTL := getIntermediateCertTTL(t, conf)
leafCertTTL := intermediateCertTTL - 4*time.Hour
testVault := NewTestVaultServer(t)
attr := &VaultTokenAttributes{
RootPath: "pki-root",
IntermediatePath: "pki-intermediate",
ConsulManaged: true,
}
token := CreateVaultTokenWithAttrs(t, testVault.client, attr)
provider := createVaultProvider(t, false, testVault.Addr, token, map[string]any{
"LeafCertTTL": []uint8(leafCertTTL.String()),
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
var origIntermediate string
testutil.RunStep(t, "initialize secondary provider", func(t *testing.T) {
// Get the intermediate CSR from provider.
csrPEM, issuerID, err := provider.GenerateIntermediateCSR()
require.NoError(t, err)
csr, err := connect.ParseCSR(csrPEM)
require.NoError(t, err)
// Sign the CSR with primaryProvider.
intermediatePEM, err := primaryProvider.SignIntermediate(csr)
require.NoError(t, err)
root, err := primaryProvider.GenerateRoot()
require.NoError(t, err)
rootPEM := root.PEM
// Give the new intermediate to provider to use.
require.NoError(t, provider.SetIntermediate(intermediatePEM, rootPEM, issuerID))
origIntermediate, err = provider.ActiveIntermediate()
require.NoError(t, err)
})
testutil.RunStep(t, "renew secondary provider", func(t *testing.T) {
// Get the intermediate CSR from provider.
csrPEM, issuerID, err := provider.GenerateIntermediateCSR()
require.NoError(t, err)
csr, err := connect.ParseCSR(csrPEM)
require.NoError(t, err)
// Sign the CSR with primaryProvider.
intermediatePEM, err := primaryProvider.SignIntermediate(csr)
require.NoError(t, err)
root, err := primaryProvider.GenerateRoot()
require.NoError(t, err)
rootPEM := root.PEM
// Give the new intermediate to provider to use.
require.NoError(t, provider.SetIntermediate(intermediatePEM, rootPEM, issuerID))
// This test was created to ensure that our calls to Vault
// returns a new Intermediate certificate and further calls
// to ActiveIntermediate return the same new cert.
newActiveIntermediate, err := provider.ActiveIntermediate()
require.NoError(t, err)
require.NotEqual(t, origIntermediate, newActiveIntermediate)
require.Equal(t, intermediatePEM, newActiveIntermediate)
})
}
func TestVaultCAProvider_VaultManaged(t *testing.T) {
SkipIfVaultNotPresent(t)
const vaultManagedPKIPolicy = `
path "/pki-root/" {
capabilities = [ "read" ]
}
path "/pki-root/root/sign-intermediate" {
capabilities = [ "update" ]
}
path "/pki-intermediate/*" {
capabilities = [ "create", "read", "update", "delete", "list" ]
}
path "auth/token/renew-self" {
capabilities = [ "update" ]
}
path "auth/token/lookup-self" {
capabilities = [ "read" ]
}
`
testVault := NewTestVaultServer(t)
client := testVault.Client()
client.SetToken("root")
// Mount pki root externally
require.NoError(t, client.Sys().Mount("pki-root", &vaultapi.MountInput{
Type: "pki",
Description: "root CA backend for Consul Connect",
Config: vaultapi.MountConfigInput{
MaxLeaseTTL: "12m",
},
}))
_, err := client.Logical().Write("pki-root/root/generate/internal", map[string]interface{}{
"common_name": "testconsul",
})
require.NoError(t, err)
// Mount pki intermediate externally
require.NoError(t, client.Sys().Mount("pki-intermediate", &vaultapi.MountInput{
Type: "pki",
Description: "intermediate CA backend for Consul Connect",
Config: vaultapi.MountConfigInput{
MaxLeaseTTL: "6m",
},
}))
// Generate a policy and token for the VaultProvider to use
require.NoError(t, client.Sys().PutPolicy("consul-ca", vaultManagedPKIPolicy))
tcr := &vaultapi.TokenCreateRequest{
Policies: []string{"consul-ca"},
}
secret, err := testVault.client.Auth().Token().Create(tcr)
require.NoError(t, err)
providerToken := secret.Auth.ClientToken
// We want to test the provider.Configure() step
_ = createVaultProvider(t, true, testVault.Addr, providerToken, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
}
func TestVaultCAProvider_ConsulManaged(t *testing.T) {
SkipIfVaultNotPresent(t)
testVault := NewTestVaultServer(t)
client := testVault.Client()
client.SetToken("root")
// We do not configure any mounts and instead let Consul
// be responsible for mounting root and intermediate PKI
// Generate a policy and token for the VaultProvider to use
require.NoError(t, client.Sys().PutPolicy("consul-ca", pkiTestPolicy("pki-root", "pki-intermediate")))
tcr := &vaultapi.TokenCreateRequest{
Policies: []string{"consul-ca"},
}
secret, err := testVault.client.Auth().Token().Create(tcr)
require.NoError(t, err)
providerToken := secret.Auth.ClientToken
// We want to test the provider.Configure() step
_ = createVaultProvider(t, true, testVault.Addr, providerToken, map[string]any{
"RootPKIPath": "pki-root/",
"IntermediatePKIPath": "pki-intermediate/",
})
}
func getIntermediateCertTTL(t *testing.T, caConf *structs.CAConfiguration) time.Duration {
t.Helper()
require.NotNil(t, caConf)
require.NotNil(t, caConf.Config)
iface, ok := caConf.Config["IntermediateCertTTL"]
require.True(t, ok)
ttlBytes, ok := iface.([]uint8)
require.True(t, ok)
ttlString := string(ttlBytes)
dur, err := time.ParseDuration(ttlString)
require.NoError(t, err)
return dur
}
func createVaultProvider(t *testing.T, isPrimary bool, addr, token string, rawConf map[string]any) *VaultProvider {
t.Helper()
cfg := vaultProviderConfig(t, addr, token, rawConf)
provider := NewVaultProvider(hclog.New(nil))
if !isPrimary {
cfg.IsPrimary = false
cfg.Datacenter = "dc2"
}
t.Cleanup(provider.Stop)
require.NoError(t, provider.Configure(cfg))
if isPrimary {
_, err := provider.GenerateRoot()
require.NoError(t, err)
_, err = provider.GenerateIntermediate()
require.NoError(t, err)
}
return provider
}
func vaultProviderConfig(t *testing.T, addr, token string, rawConf map[string]any) ProviderConfig {
t.Helper()
require.NotEmpty(t, rawConf, "config map is required with at least %q and %q set",
"RootPKIPath",
"IntermediatePKIPath")
conf := map[string]any{
"Address": addr,
"Token": token,
// Tests duration parsing after msgpack type mangling during raft apply.
"LeafCertTTL": []uint8("72h"),
}
hasRequired := false
if rawConf != nil {
_, ok1 := rawConf["RootPKIPath"]
_, ok2 := rawConf["IntermediatePKIPath"]
hasRequired = ok1 && ok2
}
if !hasRequired {
t.Fatalf("The caller must provide both %q and %q config settings to avoid an incidental collision",
"RootPKIPath",
"IntermediatePKIPath")
}
for k, v := range rawConf {
conf[k] = v
}
cfg := ProviderConfig{
ClusterID: connect.TestClusterID,
Datacenter: "dc1",
IsPrimary: true,
RawConfig: conf,
}
return cfg
}