open-vault/plugins/database/mssql/mssql_test.go
Michael Golowka 1888323243
DBPW - Copy newdbplugin package to dbplugin/v5 (#10151)
This is part 1 of 4 for renaming the `newdbplugin` package. This copies the existing package to the new location but keeps the current one in place so we can migrate the existing references over more easily.
2020-10-15 13:20:12 -06:00

366 lines
8.9 KiB
Go

package mssql
import (
"context"
"database/sql"
"fmt"
"reflect"
"regexp"
"strings"
"testing"
"time"
mssqlhelper "github.com/hashicorp/vault/helper/testhelpers/mssql"
dbplugin "github.com/hashicorp/vault/sdk/database/dbplugin/v5"
dbtesting "github.com/hashicorp/vault/sdk/database/dbplugin/v5/testing"
"github.com/hashicorp/vault/sdk/helper/dbtxn"
)
func TestInitialize(t *testing.T) {
cleanup, connURL := mssqlhelper.PrepareMSSQLTestContainer(t)
defer cleanup()
type testCase struct {
req dbplugin.InitializeRequest
}
tests := map[string]testCase{
"happy path": {
req: dbplugin.InitializeRequest{
Config: map[string]interface{}{
"connection_url": connURL,
},
VerifyConnection: true,
},
},
"max_open_connections set": {
dbplugin.InitializeRequest{
Config: map[string]interface{}{
"connection_url": connURL,
"max_open_connections": "5",
},
VerifyConnection: true,
},
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
db := new()
dbtesting.AssertInitialize(t, db, test.req)
defer dbtesting.AssertClose(t, db)
if !db.Initialized {
t.Fatal("Database should be initialized")
}
})
}
}
func TestNewUser(t *testing.T) {
cleanup, connURL := mssqlhelper.PrepareMSSQLTestContainer(t)
defer cleanup()
type testCase struct {
req dbplugin.NewUserRequest
usernameRegex string
expectErr bool
assertUser func(t testing.TB, connURL, username, password string)
}
tests := map[string]testCase{
"no creation statements": {
req: dbplugin.NewUserRequest{
UsernameConfig: dbplugin.UsernameMetadata{
DisplayName: "test",
RoleName: "test",
},
Statements: dbplugin.Statements{},
Password: "AG4qagho-dsvZ",
Expiration: time.Now().Add(1 * time.Second),
},
usernameRegex: "^$",
expectErr: true,
assertUser: assertCredsDoNotExist,
},
"with creation statements": {
req: dbplugin.NewUserRequest{
UsernameConfig: dbplugin.UsernameMetadata{
DisplayName: "test",
RoleName: "test",
},
Statements: dbplugin.Statements{
Commands: []string{testMSSQLRole},
},
Password: "AG4qagho-dsvZ",
Expiration: time.Now().Add(1 * time.Second),
},
usernameRegex: "^v-test-test-[a-zA-Z0-9]{20}-[0-9]{10}$",
expectErr: false,
assertUser: assertCredsExist,
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
usernameRe, err := regexp.Compile(test.usernameRegex)
if err != nil {
t.Fatalf("failed to compile username regex %q: %s", test.usernameRegex, err)
}
initReq := dbplugin.InitializeRequest{
Config: map[string]interface{}{
"connection_url": connURL,
},
VerifyConnection: true,
}
db := new()
dbtesting.AssertInitialize(t, db, initReq)
defer dbtesting.AssertClose(t, db)
createResp, err := db.NewUser(context.Background(), test.req)
if test.expectErr && err == nil {
t.Fatalf("err expected, got nil")
}
if !test.expectErr && err != nil {
t.Fatalf("no error expected, got: %s", err)
}
if !usernameRe.MatchString(createResp.Username) {
t.Fatalf("Generated username %q did not match regex %q", createResp.Username, test.usernameRegex)
}
// Protect against future fields that aren't specified
expectedResp := dbplugin.NewUserResponse{
Username: createResp.Username,
}
if !reflect.DeepEqual(createResp, expectedResp) {
t.Fatalf("Fields missing from expected response: Actual: %#v", createResp)
}
test.assertUser(t, connURL, createResp.Username, test.req.Password)
})
}
}
func TestUpdateUser_password(t *testing.T) {
type testCase struct {
req dbplugin.UpdateUserRequest
expectErr bool
expectedPassword string
}
dbUser := "vaultuser"
initPassword := "p4$sw0rd"
tests := map[string]testCase{
"missing password": {
req: dbplugin.UpdateUserRequest{
Username: dbUser,
Password: &dbplugin.ChangePassword{
NewPassword: "",
Statements: dbplugin.Statements{},
},
},
expectErr: true,
expectedPassword: initPassword,
},
"empty rotation statements": {
req: dbplugin.UpdateUserRequest{
Username: dbUser,
Password: &dbplugin.ChangePassword{
NewPassword: "N90gkKLy8$angf",
Statements: dbplugin.Statements{},
},
},
expectErr: false,
expectedPassword: "N90gkKLy8$angf",
},
"username rotation": {
req: dbplugin.UpdateUserRequest{
Username: dbUser,
Password: &dbplugin.ChangePassword{
NewPassword: "N90gkKLy8$angf",
Statements: dbplugin.Statements{
Commands: []string{
"ALTER LOGIN [{{username}}] WITH PASSWORD = '{{password}}'",
},
},
},
},
expectErr: false,
expectedPassword: "N90gkKLy8$angf",
},
"bad statements": {
req: dbplugin.UpdateUserRequest{
Username: dbUser,
Password: &dbplugin.ChangePassword{
NewPassword: "N90gkKLy8$angf",
Statements: dbplugin.Statements{
Commands: []string{
"ahosh98asjdffs",
},
},
},
},
expectErr: true,
expectedPassword: initPassword,
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
cleanup, connURL := mssqlhelper.PrepareMSSQLTestContainer(t)
defer cleanup()
initReq := dbplugin.InitializeRequest{
Config: map[string]interface{}{
"connection_url": connURL,
},
VerifyConnection: true,
}
db := new()
dbtesting.AssertInitialize(t, db, initReq)
defer dbtesting.AssertClose(t, db)
createTestMSSQLUser(t, connURL, dbUser, initPassword, testMSSQLLogin)
assertCredsExist(t, connURL, dbUser, initPassword)
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
updateResp, err := db.UpdateUser(ctx, test.req)
if test.expectErr && err == nil {
t.Fatalf("err expected, got nil")
}
if !test.expectErr && err != nil {
t.Fatalf("no error expected, got: %s", err)
}
// Protect against future fields that aren't specified
expectedResp := dbplugin.UpdateUserResponse{}
if !reflect.DeepEqual(updateResp, expectedResp) {
t.Fatalf("Fields missing from expected response: Actual: %#v", updateResp)
}
assertCredsExist(t, connURL, dbUser, test.expectedPassword)
})
}
}
func TestDeleteUser(t *testing.T) {
cleanup, connURL := mssqlhelper.PrepareMSSQLTestContainer(t)
defer cleanup()
dbUser := "vaultuser"
initPassword := "p4$sw0rd"
initReq := dbplugin.InitializeRequest{
Config: map[string]interface{}{
"connection_url": connURL,
},
VerifyConnection: true,
}
db := new()
dbtesting.AssertInitialize(t, db, initReq)
defer dbtesting.AssertClose(t, db)
createTestMSSQLUser(t, connURL, dbUser, initPassword, testMSSQLLogin)
assertCredsExist(t, connURL, dbUser, initPassword)
deleteReq := dbplugin.DeleteUserRequest{
Username: dbUser,
}
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
deleteResp, err := db.DeleteUser(ctx, deleteReq)
if err != nil {
t.Fatalf("Failed to delete user: %s", err)
}
// Protect against future fields that aren't specified
expectedResp := dbplugin.DeleteUserResponse{}
if !reflect.DeepEqual(deleteResp, expectedResp) {
t.Fatalf("Fields missing from expected response: Actual: %#v", deleteResp)
}
assertCredsDoNotExist(t, connURL, dbUser, initPassword)
}
func assertCredsExist(t testing.TB, connURL, username, password string) {
t.Helper()
err := testCredsExist(connURL, username, password)
if err != nil {
t.Fatalf("Unable to log in as %q: %s", username, err)
}
}
func assertCredsDoNotExist(t testing.TB, connURL, username, password string) {
t.Helper()
err := testCredsExist(connURL, username, password)
if err == nil {
t.Fatalf("Able to log in when it shouldn't")
}
}
func testCredsExist(connURL, username, password string) error {
// Log in with the new creds
parts := strings.Split(connURL, "@")
connURL = fmt.Sprintf("sqlserver://%s:%s@%s", username, password, parts[1])
db, err := sql.Open("mssql", connURL)
if err != nil {
return err
}
defer db.Close()
return db.Ping()
}
func createTestMSSQLUser(t *testing.T, connURL string, username, password, query string) {
db, err := sql.Open("mssql", connURL)
defer db.Close()
if err != nil {
t.Fatal(err)
}
// Start a transaction
ctx := context.Background()
tx, err := db.BeginTx(ctx, nil)
if err != nil {
t.Fatal(err)
}
defer func() {
_ = tx.Rollback()
}()
m := map[string]string{
"name": username,
"password": password,
}
if err := dbtxn.ExecuteTxQuery(ctx, tx, m, query); err != nil {
t.Fatal(err)
}
// Commit the transaction
if err := tx.Commit(); err != nil {
t.Fatal(err)
}
}
const testMSSQLRole = `
CREATE LOGIN [{{name}}] WITH PASSWORD = '{{password}}';
CREATE USER [{{name}}] FOR LOGIN [{{name}}];
GRANT SELECT, INSERT, UPDATE, DELETE ON SCHEMA::dbo TO [{{name}}];`
const testMSSQLDrop = `
DROP USER [{{name}}];
DROP LOGIN [{{name}}];
`
const testMSSQLLogin = `
CREATE LOGIN [{{name}}] WITH PASSWORD = '{{password}}';
`