open-vault/plugins/database/cassandra/cassandra_test.go
2021-10-18 17:29:47 -07:00

306 lines
8.6 KiB
Go

package cassandra
import (
"context"
"reflect"
"testing"
"time"
"github.com/stretchr/testify/require"
backoff "github.com/cenkalti/backoff/v3"
"github.com/gocql/gocql"
"github.com/hashicorp/vault/helper/testhelpers/cassandra"
dbplugin "github.com/hashicorp/vault/sdk/database/dbplugin/v5"
dbtesting "github.com/hashicorp/vault/sdk/database/dbplugin/v5/testing"
)
func getCassandra(t *testing.T, protocolVersion interface{}) (*Cassandra, func()) {
host, cleanup := cassandra.PrepareTestContainer(t,
cassandra.Version("3.11"),
cassandra.CopyFromTo(insecureFileMounts),
)
db := new()
initReq := dbplugin.InitializeRequest{
Config: map[string]interface{}{
"hosts": host.ConnectionURL(),
"port": host.Port,
"username": "cassandra",
"password": "cassandra",
"protocol_version": protocolVersion,
"connect_timeout": "20s",
},
VerifyConnection: true,
}
expectedConfig := map[string]interface{}{
"hosts": host.ConnectionURL(),
"port": host.Port,
"username": "cassandra",
"password": "cassandra",
"protocol_version": protocolVersion,
"connect_timeout": "20s",
}
initResp := dbtesting.AssertInitialize(t, db, initReq)
if !reflect.DeepEqual(initResp.Config, expectedConfig) {
t.Fatalf("Initialize response config actual: %#v\nExpected: %#v", initResp.Config, expectedConfig)
}
if !db.Initialized {
t.Fatal("Database should be initialized")
}
return db, cleanup
}
func TestInitialize(t *testing.T) {
t.Run("integer protocol version", func(t *testing.T) {
// getCassandra performs an Initialize call
db, cleanup := getCassandra(t, 4)
t.Cleanup(cleanup)
err := db.Close()
if err != nil {
t.Fatalf("err: %s", err)
}
})
t.Run("string protocol version", func(t *testing.T) {
// getCassandra performs an Initialize call
db, cleanup := getCassandra(t, "4")
t.Cleanup(cleanup)
err := db.Close()
if err != nil {
t.Fatalf("err: %s", err)
}
})
}
func TestCreateUser(t *testing.T) {
type testCase struct {
// Config will have the hosts & port added to it during the test
config map[string]interface{}
newUserReq dbplugin.NewUserRequest
expectErr bool
expectedUsernameRegex string
assertCreds func(t testing.TB, address string, port int, username, password string, sslOpts *gocql.SslOptions, timeout time.Duration)
}
tests := map[string]testCase{
"default username_template": {
config: map[string]interface{}{
"username": "cassandra",
"password": "cassandra",
"protocol_version": "4",
"connect_timeout": "20s",
},
newUserReq: dbplugin.NewUserRequest{
UsernameConfig: dbplugin.UsernameMetadata{
DisplayName: "token",
RoleName: "mylongrolenamewithmanycharacters",
},
Statements: dbplugin.Statements{
Commands: []string{createUserStatements},
},
Password: "bfn985wjAHIh6t",
Expiration: time.Now().Add(1 * time.Minute),
},
expectErr: false,
expectedUsernameRegex: `^v_token_mylongrolenamew_[a-z0-9]{20}_[0-9]{10}$`,
assertCreds: assertCreds,
},
"custom username_template": {
config: map[string]interface{}{
"username": "cassandra",
"password": "cassandra",
"protocol_version": "4",
"connect_timeout": "20s",
"username_template": `foo_{{random 20}}_{{.RoleName | replace "e" "3"}}_{{unix_time}}`,
},
newUserReq: dbplugin.NewUserRequest{
UsernameConfig: dbplugin.UsernameMetadata{
DisplayName: "token",
RoleName: "mylongrolenamewithmanycharacters",
},
Statements: dbplugin.Statements{
Commands: []string{createUserStatements},
},
Password: "bfn985wjAHIh6t",
Expiration: time.Now().Add(1 * time.Minute),
},
expectErr: false,
expectedUsernameRegex: `^foo_[a-zA-Z0-9]{20}_mylongrol3nam3withmanycharact3rs_[0-9]{10}$`,
assertCreds: assertCreds,
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
host, cleanup := cassandra.PrepareTestContainer(t,
cassandra.Version("3.11"),
cassandra.CopyFromTo(insecureFileMounts),
)
defer cleanup()
db := new()
config := test.config
config["hosts"] = host.ConnectionURL()
config["port"] = host.Port
initReq := dbplugin.InitializeRequest{
Config: config,
VerifyConnection: true,
}
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
dbtesting.AssertInitialize(t, db, initReq)
require.True(t, db.Initialized, "Database is not initialized")
ctx, cancel = context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
newUserResp, err := db.NewUser(ctx, test.newUserReq)
if test.expectErr && err == nil {
t.Fatalf("err expected, got nil")
}
if !test.expectErr && err != nil {
t.Fatalf("no error expected, got: %s", err)
}
require.Regexp(t, test.expectedUsernameRegex, newUserResp.Username)
test.assertCreds(t, db.Hosts, db.Port, newUserResp.Username, test.newUserReq.Password, nil, 5*time.Second)
})
}
}
func TestUpdateUserPassword(t *testing.T) {
db, cleanup := getCassandra(t, 4)
defer cleanup()
password := "myreallysecurepassword"
createReq := dbplugin.NewUserRequest{
UsernameConfig: dbplugin.UsernameMetadata{
DisplayName: "test",
RoleName: "test",
},
Statements: dbplugin.Statements{
Commands: []string{createUserStatements},
},
Password: password,
Expiration: time.Now().Add(1 * time.Minute),
}
createResp := dbtesting.AssertNewUser(t, db, createReq)
assertCreds(t, db.Hosts, db.Port, createResp.Username, password, nil, 5*time.Second)
newPassword := "somenewpassword"
updateReq := dbplugin.UpdateUserRequest{
Username: createResp.Username,
Password: &dbplugin.ChangePassword{
NewPassword: newPassword,
Statements: dbplugin.Statements{},
},
Expiration: nil,
}
dbtesting.AssertUpdateUser(t, db, updateReq)
assertCreds(t, db.Hosts, db.Port, createResp.Username, newPassword, nil, 5*time.Second)
}
func TestDeleteUser(t *testing.T) {
db, cleanup := getCassandra(t, 4)
defer cleanup()
password := "myreallysecurepassword"
createReq := dbplugin.NewUserRequest{
UsernameConfig: dbplugin.UsernameMetadata{
DisplayName: "test",
RoleName: "test",
},
Statements: dbplugin.Statements{
Commands: []string{createUserStatements},
},
Password: password,
Expiration: time.Now().Add(1 * time.Minute),
}
createResp := dbtesting.AssertNewUser(t, db, createReq)
assertCreds(t, db.Hosts, db.Port, createResp.Username, password, nil, 5*time.Second)
deleteReq := dbplugin.DeleteUserRequest{
Username: createResp.Username,
}
dbtesting.AssertDeleteUser(t, db, deleteReq)
assertNoCreds(t, db.Hosts, db.Port, createResp.Username, password, nil, 5*time.Second)
}
func assertCreds(t testing.TB, address string, port int, username, password string, sslOpts *gocql.SslOptions, timeout time.Duration) {
t.Helper()
op := func() error {
return connect(t, address, port, username, password, sslOpts)
}
bo := backoff.NewExponentialBackOff()
bo.MaxElapsedTime = timeout
bo.InitialInterval = 500 * time.Millisecond
bo.MaxInterval = bo.InitialInterval
bo.RandomizationFactor = 0.0
err := backoff.Retry(op, bo)
if err != nil {
t.Fatalf("failed to connect after %s: %s", timeout, err)
}
}
func connect(t testing.TB, address string, port int, username, password string, sslOpts *gocql.SslOptions) error {
t.Helper()
clusterConfig := gocql.NewCluster(address)
clusterConfig.Authenticator = gocql.PasswordAuthenticator{
Username: username,
Password: password,
}
clusterConfig.ProtoVersion = 4
clusterConfig.Port = port
clusterConfig.SslOpts = sslOpts
session, err := clusterConfig.CreateSession()
if err != nil {
return err
}
defer session.Close()
return nil
}
func assertNoCreds(t testing.TB, address string, port int, username, password string, sslOpts *gocql.SslOptions, timeout time.Duration) {
t.Helper()
op := func() error {
// "Invert" the error so the backoff logic sees a failure to connect as a success
err := connect(t, address, port, username, password, sslOpts)
if err != nil {
return nil
}
return nil
}
bo := backoff.NewExponentialBackOff()
bo.MaxElapsedTime = timeout
bo.InitialInterval = 500 * time.Millisecond
bo.MaxInterval = bo.InitialInterval
bo.RandomizationFactor = 0.0
err := backoff.Retry(op, bo)
if err != nil {
t.Fatalf("successfully connected after %s when it shouldn't", timeout)
}
}
const createUserStatements = `CREATE USER '{{username}}' WITH PASSWORD '{{password}}' NOSUPERUSER;
GRANT ALL PERMISSIONS ON ALL KEYSPACES TO '{{username}}';`