1897 lines
48 KiB
Go
1897 lines
48 KiB
Go
package command
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"reflect"
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"sort"
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"testing"
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"github.com/hashicorp/terraform/internal/addrs"
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"github.com/hashicorp/terraform/internal/backend"
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"github.com/hashicorp/terraform/internal/configs"
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"github.com/hashicorp/terraform/internal/copy"
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"github.com/hashicorp/terraform/internal/plans"
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"github.com/hashicorp/terraform/internal/states"
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"github.com/hashicorp/terraform/internal/states/statefile"
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"github.com/hashicorp/terraform/internal/states/statemgr"
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"github.com/mitchellh/cli"
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"github.com/zclconf/go-cty/cty"
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backendInit "github.com/hashicorp/terraform/internal/backend/init"
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backendLocal "github.com/hashicorp/terraform/internal/backend/local"
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backendInmem "github.com/hashicorp/terraform/internal/backend/remote-state/inmem"
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)
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// Test empty directory with no config/state creates a local state.
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func TestMetaBackend_emptyDir(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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os.MkdirAll(td, 0755)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Get the backend
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m := testMetaBackend(t, nil)
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b, diags := m.Backend(&BackendOpts{Init: true})
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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// Write some state
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s, err := b.StateMgr(backend.DefaultStateName)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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s.WriteState(testState())
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if err := s.PersistState(); err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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// Verify it exists where we expect it to
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if isEmptyState(DefaultStateFilename) {
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t.Fatalf("no state was written")
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}
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// Verify no backup since it was empty to start
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if !isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
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t.Fatal("backup state should be empty")
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}
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// Verify no backend state was made
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if !isEmptyState(filepath.Join(m.DataDir(), DefaultStateFilename)) {
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t.Fatal("backend state should be empty")
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}
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}
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// check for no state. Either the file doesn't exist, or is empty
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func isEmptyState(path string) bool {
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fi, err := os.Stat(path)
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if os.IsNotExist(err) {
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return true
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}
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if fi.Size() == 0 {
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return true
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}
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return false
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}
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// Test a directory with a legacy state and no config continues to
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// use the legacy state.
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func TestMetaBackend_emptyWithDefaultState(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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os.MkdirAll(td, 0755)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Write the legacy state
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statePath := DefaultStateFilename
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{
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f, err := os.Create(statePath)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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err = writeStateForTesting(testState(), f)
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f.Close()
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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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// Get the backend
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m := testMetaBackend(t, nil)
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b, diags := m.Backend(&BackendOpts{Init: true})
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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// Check the state
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s, err := b.StateMgr(backend.DefaultStateName)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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if err := s.RefreshState(); err != nil {
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t.Fatalf("err: %s", err)
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}
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if actual := s.State().String(); actual != testState().String() {
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t.Fatalf("bad: %s", actual)
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}
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// Verify it exists where we expect it to
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if _, err := os.Stat(DefaultStateFilename); err != nil {
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t.Fatalf("err: %s", err)
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}
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stateName := filepath.Join(m.DataDir(), DefaultStateFilename)
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if !isEmptyState(stateName) {
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t.Fatal("expected no state at", stateName)
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}
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// Write some state
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next := testState()
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next.RootModule().SetOutputValue("foo", cty.StringVal("bar"), false)
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s.WriteState(next)
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if err := s.PersistState(); err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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// Verify a backup was made since we're modifying a pre-existing state
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if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
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t.Fatal("backup state should not be empty")
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}
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}
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// Test an empty directory with an explicit state path (outside the dir)
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func TestMetaBackend_emptyWithExplicitState(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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os.MkdirAll(td, 0755)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Create another directory to store our state
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stateDir := tempDir(t)
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os.MkdirAll(stateDir, 0755)
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defer os.RemoveAll(stateDir)
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// Write the legacy state
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statePath := filepath.Join(stateDir, "foo")
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{
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f, err := os.Create(statePath)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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err = writeStateForTesting(testState(), f)
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f.Close()
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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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// Setup the meta
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m := testMetaBackend(t, nil)
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m.statePath = statePath
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// Get the backend
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b, diags := m.Backend(&BackendOpts{Init: true})
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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// Check the state
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s, err := b.StateMgr(backend.DefaultStateName)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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if err := s.RefreshState(); err != nil {
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t.Fatalf("err: %s", err)
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}
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if actual := s.State().String(); actual != testState().String() {
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t.Fatalf("bad: %s", actual)
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}
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// Verify neither defaults exist
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if _, err := os.Stat(DefaultStateFilename); err == nil {
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t.Fatal("file should not exist")
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}
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stateName := filepath.Join(m.DataDir(), DefaultStateFilename)
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if !isEmptyState(stateName) {
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t.Fatal("expected no state at", stateName)
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}
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// Write some state
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next := testState()
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markStateForMatching(next, "bar") // just any change so it shows as different than before
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s.WriteState(next)
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if err := s.PersistState(); err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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// Verify a backup was made since we're modifying a pre-existing state
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if isEmptyState(statePath + DefaultBackupExtension) {
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t.Fatal("backup state should not be empty")
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}
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}
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// Verify that interpolations result in an error
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func TestMetaBackend_configureInterpolation(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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testCopyDir(t, testFixturePath("backend-new-interp"), td)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Setup the meta
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m := testMetaBackend(t, nil)
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// Get the backend
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_, err := m.Backend(&BackendOpts{Init: true})
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if err == nil {
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t.Fatal("should error")
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}
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}
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// Newly configured backend
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func TestMetaBackend_configureNew(t *testing.T) {
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td := tempDir(t)
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testCopyDir(t, testFixturePath("backend-new"), td)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Setup the meta
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m := testMetaBackend(t, nil)
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// Get the backend
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b, diags := m.Backend(&BackendOpts{Init: true})
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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// Check the state
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s, err := b.StateMgr(backend.DefaultStateName)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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if err := s.RefreshState(); err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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state := s.State()
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if state != nil {
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t.Fatal("state should be nil")
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}
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// Write some state
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state = states.NewState()
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mark := markStateForMatching(state, "changing")
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s.WriteState(state)
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if err := s.PersistState(); err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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// Verify the state is where we expect
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{
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f, err := os.Open("local-state.tfstate")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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actual, err := statefile.Read(f)
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f.Close()
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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assertStateHasMarker(t, actual.State, mark)
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}
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// Verify the default paths don't exist
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if _, err := os.Stat(DefaultStateFilename); err == nil {
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t.Fatal("file should not exist")
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}
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// Verify a backup doesn't exist
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if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
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t.Fatal("file should not exist")
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}
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}
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// Newly configured backend with prior local state and no remote state
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func TestMetaBackend_configureNewWithState(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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testCopyDir(t, testFixturePath("backend-new-migrate"), td)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Ask input
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defer testInteractiveInput(t, []string{"yes"})()
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// Setup the meta
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m := testMetaBackend(t, nil)
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// This combination should not require the extra -migrate-state flag, since
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// there is no existing backend config
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m.migrateState = false
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// Get the backend
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b, diags := m.Backend(&BackendOpts{Init: true})
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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// Check the state
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s, err := b.StateMgr(backend.DefaultStateName)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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state, err := statemgr.RefreshAndRead(s)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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if state == nil {
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t.Fatal("state is nil")
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}
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if got, want := testStateMgrCurrentLineage(s), "backend-new-migrate"; got != want {
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t.Fatalf("lineage changed during migration\nnow: %s\nwas: %s", got, want)
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}
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// Write some state
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state = states.NewState()
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mark := markStateForMatching(state, "changing")
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if err := statemgr.WriteAndPersist(s, state); err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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// Verify the state is where we expect
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{
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f, err := os.Open("local-state.tfstate")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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actual, err := statefile.Read(f)
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f.Close()
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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assertStateHasMarker(t, actual.State, mark)
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}
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// Verify the default paths don't exist
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if !isEmptyState(DefaultStateFilename) {
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data, _ := ioutil.ReadFile(DefaultStateFilename)
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t.Fatal("state should not exist, but contains:\n", string(data))
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}
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// Verify a backup does exist
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if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
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t.Fatal("backup state is empty or missing")
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}
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}
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// Newly configured backend with matching local and remote state doesn't prompt
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// for copy.
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func TestMetaBackend_configureNewWithoutCopy(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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testCopyDir(t, testFixturePath("backend-new-migrate"), td)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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if err := copy.CopyFile(DefaultStateFilename, "local-state.tfstate"); err != nil {
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t.Fatal(err)
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}
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// Setup the meta
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m := testMetaBackend(t, nil)
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m.input = false
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// init the backend
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_, diags := m.Backend(&BackendOpts{Init: true})
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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// Verify the state is where we expect
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f, err := os.Open("local-state.tfstate")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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actual, err := statefile.Read(f)
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f.Close()
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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 actual.Lineage != "backend-new-migrate" {
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t.Fatalf("incorrect state lineage: %q", actual.Lineage)
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}
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// Verify the default paths don't exist
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if !isEmptyState(DefaultStateFilename) {
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data, _ := ioutil.ReadFile(DefaultStateFilename)
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t.Fatal("state should not exist, but contains:\n", string(data))
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}
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// Verify a backup does exist
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if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
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t.Fatal("backup state is empty or missing")
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}
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}
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|
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// Newly configured backend with prior local state and no remote state,
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// but opting to not migrate.
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func TestMetaBackend_configureNewWithStateNoMigrate(t *testing.T) {
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// Create a temporary working directory that is empty
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td := tempDir(t)
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testCopyDir(t, testFixturePath("backend-new-migrate"), td)
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
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// Ask input
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defer testInteractiveInput(t, []string{"no"})()
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|
|
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// Setup the meta
|
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m := testMetaBackend(t, nil)
|
|
|
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// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
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// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
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}
|
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if err := s.RefreshState(); err != nil {
|
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t.Fatalf("unexpected error: %s", err)
|
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}
|
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if state := s.State(); state != nil {
|
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t.Fatal("state is not nil")
|
|
}
|
|
|
|
// Verify the default paths don't exist
|
|
if !isEmptyState(DefaultStateFilename) {
|
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data, _ := ioutil.ReadFile(DefaultStateFilename)
|
|
|
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t.Fatal("state should not exist, but contains:\n", string(data))
|
|
}
|
|
|
|
// Verify a backup does exist
|
|
if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
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t.Fatal("backup state is empty or missing")
|
|
}
|
|
}
|
|
|
|
// Newly configured backend with prior local state and remote state
|
|
func TestMetaBackend_configureNewWithStateExisting(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
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td := tempDir(t)
|
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testCopyDir(t, testFixturePath("backend-new-migrate-existing"), td)
|
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defer os.RemoveAll(td)
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defer testChdir(t, td)()
|
|
|
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// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
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// suppress input
|
|
m.forceInitCopy = true
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
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if state == nil {
|
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t.Fatal("state is nil")
|
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}
|
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if got, want := testStateMgrCurrentLineage(s), "local"; got != want {
|
|
t.Fatalf("wrong lineage %q; want %q", got, want)
|
|
}
|
|
|
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// Write some state
|
|
state = states.NewState()
|
|
mark := markStateForMatching(state, "changing")
|
|
|
|
s.WriteState(state)
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify the state is where we expect
|
|
{
|
|
f, err := os.Open("local-state.tfstate")
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
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}
|
|
actual, err := statefile.Read(f)
|
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f.Close()
|
|
if err != nil {
|
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t.Fatalf("err: %s", err)
|
|
}
|
|
|
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assertStateHasMarker(t, actual.State, mark)
|
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}
|
|
|
|
// Verify the default paths don't exist
|
|
if !isEmptyState(DefaultStateFilename) {
|
|
data, _ := ioutil.ReadFile(DefaultStateFilename)
|
|
|
|
t.Fatal("state should not exist, but contains:\n", string(data))
|
|
}
|
|
|
|
// Verify a backup does exist
|
|
if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatal("backup state is empty or missing")
|
|
}
|
|
}
|
|
|
|
// Newly configured backend with prior local state and remote state
|
|
func TestMetaBackend_configureNewWithStateExistingNoMigrate(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-new-migrate-existing"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Ask input
|
|
defer testInteractiveInput(t, []string{"no"})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state is nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "remote" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Write some state
|
|
state = states.NewState()
|
|
mark := markStateForMatching(state, "changing")
|
|
s.WriteState(state)
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify the state is where we expect
|
|
{
|
|
f, err := os.Open("local-state.tfstate")
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
actual, err := statefile.Read(f)
|
|
f.Close()
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
assertStateHasMarker(t, actual.State, mark)
|
|
}
|
|
|
|
// Verify the default paths don't exist
|
|
if !isEmptyState(DefaultStateFilename) {
|
|
data, _ := ioutil.ReadFile(DefaultStateFilename)
|
|
|
|
t.Fatal("state should not exist, but contains:\n", string(data))
|
|
}
|
|
|
|
// Verify a backup does exist
|
|
if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatal("backup state is empty or missing")
|
|
}
|
|
}
|
|
|
|
// Saved backend state matching config
|
|
func TestMetaBackend_configuredUnchanged(t *testing.T) {
|
|
defer testChdir(t, testFixturePath("backend-unchanged"))()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("nil state")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "configuredUnchanged" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify the default paths don't exist
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify a backup doesn't exist
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend
|
|
func TestMetaBackend_configuredChange(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Ask input
|
|
defer testInteractiveInput(t, []string{"no"})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state != nil {
|
|
t.Fatal("state should be nil")
|
|
}
|
|
|
|
// Verify the default paths don't exist
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify a backup doesn't exist
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Write some state
|
|
state = states.NewState()
|
|
mark := markStateForMatching(state, "changing")
|
|
|
|
s.WriteState(state)
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify the state is where we expect
|
|
{
|
|
f, err := os.Open("local-state-2.tfstate")
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
actual, err := statefile.Read(f)
|
|
f.Close()
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
assertStateHasMarker(t, actual.State, mark)
|
|
}
|
|
|
|
// Verify no local state
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
}
|
|
|
|
// Reconfiguring with an already configured backend.
|
|
// This should ignore the existing backend config, and configure the new
|
|
// backend is if this is the first time.
|
|
func TestMetaBackend_reconfigureChange(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-single-to-single"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-single", backendLocal.TestNewLocalSingle)
|
|
defer backendInit.Set("local-single", nil)
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// this should not ask for input
|
|
m.input = false
|
|
|
|
// cli flag -reconfigure
|
|
m.reconfigure = true
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
newState := s.State()
|
|
if newState != nil || !newState.Empty() {
|
|
t.Fatal("state should be nil/empty after forced reconfiguration")
|
|
}
|
|
|
|
// verify that the old state is still there
|
|
s = statemgr.NewFilesystem("local-state.tfstate")
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
oldState := s.State()
|
|
if oldState == nil || oldState.Empty() {
|
|
t.Fatal("original state should be untouched")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend, copying state
|
|
func TestMetaBackend_configuredChangeCopy(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Ask input
|
|
defer testInteractiveInput(t, []string{"yes", "yes"})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify no local state
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports only single states to another
|
|
// backend that only supports single states.
|
|
func TestMetaBackend_configuredChangeCopy_singleState(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-single-to-single"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-single", backendLocal.TestNewLocalSingle)
|
|
defer backendInit.Set("local-single", nil)
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-copy-to-empty": "yes",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify no local state
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports multi-state to a
|
|
// backend that only supports single states. The multi-state only has
|
|
// a default state.
|
|
func TestMetaBackend_configuredChangeCopy_multiToSingleDefault(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-multi-default-to-single"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-single", backendLocal.TestNewLocalSingle)
|
|
defer backendInit.Set("local-single", nil)
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-copy-to-empty": "yes",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify no local state
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports multi-state to a
|
|
// backend that only supports single states.
|
|
func TestMetaBackend_configuredChangeCopy_multiToSingle(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-multi-to-single"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-single", backendLocal.TestNewLocalSingle)
|
|
defer backendInit.Set("local-single", nil)
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-multistate-to-single": "yes",
|
|
"backend-migrate-copy-to-empty": "yes",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify no local state
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify existing workspaces exist
|
|
envPath := filepath.Join(backendLocal.DefaultWorkspaceDir, "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatal("env should exist")
|
|
}
|
|
|
|
// Verify we are now in the default env, or we may not be able to access the new backend
|
|
env, err := m.Workspace()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if env != backend.DefaultStateName {
|
|
t.Fatal("using non-default env with single-env backend")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports multi-state to a
|
|
// backend that only supports single states.
|
|
func TestMetaBackend_configuredChangeCopy_multiToSingleCurrentEnv(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-multi-to-single"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-single", backendLocal.TestNewLocalSingle)
|
|
defer backendInit.Set("local-single", nil)
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-multistate-to-single": "yes",
|
|
"backend-migrate-copy-to-empty": "yes",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Change env
|
|
if err := m.SetWorkspace("env2"); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change-env2" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify no local state
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify existing workspaces exist
|
|
envPath := filepath.Join(backendLocal.DefaultWorkspaceDir, "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatal("env should exist")
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports multi-state to a
|
|
// backend that also supports multi-state.
|
|
func TestMetaBackend_configuredChangeCopy_multiToMulti(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-multi-to-multi"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-multistate-to-multistate": "yes",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check resulting states
|
|
workspaces, err := b.Workspaces()
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
sort.Strings(workspaces)
|
|
expected := []string{"default", "env2"}
|
|
if !reflect.DeepEqual(workspaces, expected) {
|
|
t.Fatalf("bad: %#v", workspaces)
|
|
}
|
|
|
|
{
|
|
// Check the default state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
}
|
|
|
|
{
|
|
// Check the other state
|
|
s, err := b.StateMgr("env2")
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change-env2" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
}
|
|
|
|
// Verify no local backup
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
{
|
|
// Verify existing workspaces exist
|
|
envPath := filepath.Join(backendLocal.DefaultWorkspaceDir, "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatalf("%s should exist, but does not", envPath)
|
|
}
|
|
}
|
|
|
|
{
|
|
// Verify new workspaces exist
|
|
envPath := filepath.Join("envdir-new", "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatalf("%s should exist, but does not", envPath)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports multi-state to a
|
|
// backend that also supports multi-state, but doesn't allow a
|
|
// default state while the default state is non-empty.
|
|
func TestMetaBackend_configuredChangeCopy_multiToNoDefaultWithDefault(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-multi-to-no-default-with-default"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-no-default", backendLocal.TestNewLocalNoDefault)
|
|
defer backendInit.Set("local-no-default", nil)
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-multistate-to-multistate": "yes",
|
|
"new-state-name": "env1",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check resulting states
|
|
workspaces, err := b.Workspaces()
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
sort.Strings(workspaces)
|
|
expected := []string{"env1", "env2"}
|
|
if !reflect.DeepEqual(workspaces, expected) {
|
|
t.Fatalf("bad: %#v", workspaces)
|
|
}
|
|
|
|
{
|
|
// Check the renamed default state
|
|
s, err := b.StateMgr("env1")
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change-env1" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
}
|
|
|
|
{
|
|
// Verify existing workspaces exist
|
|
envPath := filepath.Join(backendLocal.DefaultWorkspaceDir, "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatal("env should exist")
|
|
}
|
|
}
|
|
|
|
{
|
|
// Verify new workspaces exist
|
|
envPath := filepath.Join("envdir-new", "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatal("env should exist")
|
|
}
|
|
}
|
|
}
|
|
|
|
// Changing a configured backend that supports multi-state to a
|
|
// backend that also supports multi-state, but doesn't allow a
|
|
// default state while the default state is empty.
|
|
func TestMetaBackend_configuredChangeCopy_multiToNoDefaultWithoutDefault(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-change-multi-to-no-default-without-default"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Register the single-state backend
|
|
backendInit.Set("local-no-default", backendLocal.TestNewLocalNoDefault)
|
|
defer backendInit.Set("local-no-default", nil)
|
|
|
|
// Ask input
|
|
defer testInputMap(t, map[string]string{
|
|
"backend-migrate-multistate-to-multistate": "yes",
|
|
"select-workspace": "1",
|
|
})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check resulting states
|
|
workspaces, err := b.Workspaces()
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
sort.Strings(workspaces)
|
|
expected := []string{"env2"} // default is skipped because it is absent in the source backend
|
|
if !reflect.DeepEqual(workspaces, expected) {
|
|
t.Fatalf("wrong workspaces\ngot: %#v\nwant: %#v", workspaces, expected)
|
|
}
|
|
|
|
{
|
|
// Check the named state
|
|
s, err := b.StateMgr("env2")
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state should not be nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "backend-change-env2" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
}
|
|
|
|
{
|
|
// Verify existing workspaces exist
|
|
envPath := filepath.Join(backendLocal.DefaultWorkspaceDir, "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatalf("%s should exist, but does not", envPath)
|
|
}
|
|
}
|
|
|
|
{
|
|
// Verify new workspaces exist
|
|
envPath := filepath.Join("envdir-new", "env2", backendLocal.DefaultStateFilename)
|
|
if _, err := os.Stat(envPath); err != nil {
|
|
t.Fatalf("%s should exist, but does not", envPath)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Unsetting a saved backend
|
|
func TestMetaBackend_configuredUnset(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-unset"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Ask input
|
|
defer testInteractiveInput(t, []string{"no"})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state != nil {
|
|
t.Fatal("state should be nil")
|
|
}
|
|
|
|
// Verify the default paths don't exist
|
|
if !isEmptyState(DefaultStateFilename) {
|
|
data, _ := ioutil.ReadFile(DefaultStateFilename)
|
|
t.Fatal("state should not exist, but contains:\n", string(data))
|
|
}
|
|
|
|
// Verify a backup doesn't exist
|
|
if !isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
data, _ := ioutil.ReadFile(DefaultStateFilename + DefaultBackupExtension)
|
|
t.Fatal("backup should not exist, but contains:\n", string(data))
|
|
}
|
|
|
|
// Write some state
|
|
s.WriteState(testState())
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify it exists where we expect it to
|
|
if isEmptyState(DefaultStateFilename) {
|
|
t.Fatal(DefaultStateFilename, "is empty")
|
|
}
|
|
|
|
// Verify no backup since it was empty to start
|
|
if !isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
data, _ := ioutil.ReadFile(DefaultStateFilename + DefaultBackupExtension)
|
|
t.Fatal("backup state should be empty, but contains:\n", string(data))
|
|
}
|
|
}
|
|
|
|
// Unsetting a saved backend and copying the remote state
|
|
func TestMetaBackend_configuredUnsetCopy(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-unset"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// Ask input
|
|
defer testInteractiveInput(t, []string{"yes", "yes"})()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("state is nil")
|
|
}
|
|
if got, want := testStateMgrCurrentLineage(s), "configuredUnset"; got != want {
|
|
t.Fatalf("wrong state lineage %q; want %q", got, want)
|
|
}
|
|
|
|
// Verify a backup doesn't exist
|
|
if !isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatalf("backup state should be empty")
|
|
}
|
|
|
|
// Write some state
|
|
s.WriteState(testState())
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify it exists where we expect it to
|
|
if _, err := os.Stat(DefaultStateFilename); err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
// Verify a backup since it wasn't empty to start
|
|
if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatal("backup is empty")
|
|
}
|
|
}
|
|
|
|
// A plan that has uses the local backend
|
|
func TestMetaBackend_planLocal(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-plan-local"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
backendConfigBlock := cty.ObjectVal(map[string]cty.Value{
|
|
"path": cty.NullVal(cty.String),
|
|
"workspace_dir": cty.NullVal(cty.String),
|
|
})
|
|
backendConfigRaw, err := plans.NewDynamicValue(backendConfigBlock, backendConfigBlock.Type())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
backendConfig := plans.Backend{
|
|
Type: "local",
|
|
Config: backendConfigRaw,
|
|
Workspace: "default",
|
|
}
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.BackendForPlan(backendConfig)
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state != nil {
|
|
t.Fatalf("state should be nil: %#v", state)
|
|
}
|
|
|
|
// The default state file should not exist yet
|
|
if !isEmptyState(DefaultStateFilename) {
|
|
t.Fatal("expected empty state")
|
|
}
|
|
|
|
// A backup file shouldn't exist yet either.
|
|
if !isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatal("expected empty backup")
|
|
}
|
|
|
|
// Verify we have no configured backend
|
|
path := filepath.Join(m.DataDir(), DefaultStateFilename)
|
|
if _, err := os.Stat(path); err == nil {
|
|
t.Fatalf("should not have backend configured")
|
|
}
|
|
|
|
// Write some state
|
|
state = states.NewState()
|
|
mark := markStateForMatching(state, "changing")
|
|
|
|
s.WriteState(state)
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify the state is where we expect
|
|
{
|
|
f, err := os.Open(DefaultStateFilename)
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
actual, err := statefile.Read(f)
|
|
f.Close()
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
assertStateHasMarker(t, actual.State, mark)
|
|
}
|
|
|
|
// Verify no local backup
|
|
if !isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatalf("backup state should be empty")
|
|
}
|
|
}
|
|
|
|
// A plan with a custom state save path
|
|
func TestMetaBackend_planLocalStatePath(t *testing.T) {
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-plan-local"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
original := testState()
|
|
markStateForMatching(original, "hello")
|
|
|
|
backendConfigBlock := cty.ObjectVal(map[string]cty.Value{
|
|
"path": cty.NullVal(cty.String),
|
|
"workspace_dir": cty.NullVal(cty.String),
|
|
})
|
|
backendConfigRaw, err := plans.NewDynamicValue(backendConfigBlock, backendConfigBlock.Type())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
plannedBackend := plans.Backend{
|
|
Type: "local",
|
|
Config: backendConfigRaw,
|
|
Workspace: "default",
|
|
}
|
|
|
|
// Create an alternate output path
|
|
statePath := "foo.tfstate"
|
|
|
|
// put an initial state there that needs to be backed up
|
|
err = (statemgr.NewFilesystem(statePath)).WriteState(original)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
m.stateOutPath = statePath
|
|
|
|
// Get the backend
|
|
b, diags := m.BackendForPlan(plannedBackend)
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state != nil {
|
|
t.Fatal("default workspace state is not nil, but should be because we've not put anything there")
|
|
}
|
|
|
|
// Verify the default path doesn't exist
|
|
if _, err := os.Stat(DefaultStateFilename); err == nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
// Verify a backup doesn't exists
|
|
if _, err := os.Stat(DefaultStateFilename + DefaultBackupExtension); err == nil {
|
|
t.Fatal("file should not exist")
|
|
}
|
|
|
|
// Verify we have no configured backend/legacy
|
|
path := filepath.Join(m.DataDir(), DefaultStateFilename)
|
|
if _, err := os.Stat(path); err == nil {
|
|
t.Fatalf("should not have backend configured")
|
|
}
|
|
|
|
// Write some state
|
|
state = states.NewState()
|
|
mark := markStateForMatching(state, "changing")
|
|
|
|
s.WriteState(state)
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify the state is where we expect
|
|
{
|
|
f, err := os.Open(statePath)
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
actual, err := statefile.Read(f)
|
|
f.Close()
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
assertStateHasMarker(t, actual.State, mark)
|
|
}
|
|
|
|
// Verify we have a backup
|
|
if isEmptyState(statePath + DefaultBackupExtension) {
|
|
t.Fatal("backup is empty")
|
|
}
|
|
}
|
|
|
|
// A plan that has no backend config, matching local state
|
|
func TestMetaBackend_planLocalMatch(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("backend-plan-local-match"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
backendConfigBlock := cty.ObjectVal(map[string]cty.Value{
|
|
"path": cty.NullVal(cty.String),
|
|
"workspace_dir": cty.NullVal(cty.String),
|
|
})
|
|
backendConfigRaw, err := plans.NewDynamicValue(backendConfigBlock, backendConfigBlock.Type())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
backendConfig := plans.Backend{
|
|
Type: "local",
|
|
Config: backendConfigRaw,
|
|
Workspace: "default",
|
|
}
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
|
|
// Get the backend
|
|
b, diags := m.BackendForPlan(backendConfig)
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s, err := b.StateMgr(backend.DefaultStateName)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
if err := s.RefreshState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
state := s.State()
|
|
if state == nil {
|
|
t.Fatal("should is nil")
|
|
}
|
|
if testStateMgrCurrentLineage(s) != "hello" {
|
|
t.Fatalf("bad: %#v", state)
|
|
}
|
|
|
|
// Verify the default path
|
|
if isEmptyState(DefaultStateFilename) {
|
|
t.Fatal("state is empty")
|
|
}
|
|
|
|
// Verify we have no configured backend/legacy
|
|
path := filepath.Join(m.DataDir(), DefaultStateFilename)
|
|
if _, err := os.Stat(path); err == nil {
|
|
t.Fatalf("should not have backend configured")
|
|
}
|
|
|
|
// Write some state
|
|
state = states.NewState()
|
|
mark := markStateForMatching(state, "changing")
|
|
|
|
s.WriteState(state)
|
|
if err := s.PersistState(); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Verify the state is where we expect
|
|
{
|
|
f, err := os.Open(DefaultStateFilename)
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
actual, err := statefile.Read(f)
|
|
f.Close()
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
assertStateHasMarker(t, actual.State, mark)
|
|
}
|
|
|
|
// Verify local backup
|
|
if isEmptyState(DefaultStateFilename + DefaultBackupExtension) {
|
|
t.Fatal("backup is empty")
|
|
}
|
|
}
|
|
|
|
// init a backend using -backend-config options multiple times
|
|
func TestMetaBackend_configureWithExtra(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("init-backend-empty"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
extras := map[string]cty.Value{"path": cty.StringVal("hello")}
|
|
m := testMetaBackend(t, nil)
|
|
opts := &BackendOpts{
|
|
ConfigOverride: configs.SynthBody("synth", extras),
|
|
Init: true,
|
|
}
|
|
|
|
_, cHash, err := m.backendConfig(opts)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// init the backend
|
|
_, diags := m.Backend(&BackendOpts{
|
|
ConfigOverride: configs.SynthBody("synth", extras),
|
|
Init: true,
|
|
})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// Check the state
|
|
s := testDataStateRead(t, filepath.Join(DefaultDataDir, backendLocal.DefaultStateFilename))
|
|
if s.Backend.Hash != uint64(cHash) {
|
|
t.Fatal("mismatched state and config backend hashes")
|
|
}
|
|
|
|
// init the backend again with the same options
|
|
m = testMetaBackend(t, nil)
|
|
_, err = m.Backend(&BackendOpts{
|
|
ConfigOverride: configs.SynthBody("synth", extras),
|
|
Init: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Check the state
|
|
s = testDataStateRead(t, filepath.Join(DefaultDataDir, backendLocal.DefaultStateFilename))
|
|
if s.Backend.Hash != uint64(cHash) {
|
|
t.Fatal("mismatched state and config backend hashes")
|
|
}
|
|
}
|
|
|
|
// when configuring a default local state, don't delete local state
|
|
func TestMetaBackend_localDoesNotDeleteLocal(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("init-backend-empty"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// // create our local state
|
|
orig := states.NewState()
|
|
orig.Module(addrs.RootModuleInstance).SetOutputValue("foo", cty.StringVal("bar"), false)
|
|
testStateFileDefault(t, orig)
|
|
|
|
m := testMetaBackend(t, nil)
|
|
m.forceInitCopy = true
|
|
// init the backend
|
|
_, diags := m.Backend(&BackendOpts{Init: true})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
// check that we can read the state
|
|
s := testStateRead(t, DefaultStateFilename)
|
|
if s.Empty() {
|
|
t.Fatal("our state was deleted")
|
|
}
|
|
}
|
|
|
|
// move options from config to -backend-config
|
|
func TestMetaBackend_configToExtra(t *testing.T) {
|
|
// Create a temporary working directory that is empty
|
|
td := tempDir(t)
|
|
testCopyDir(t, testFixturePath("init-backend"), td)
|
|
defer os.RemoveAll(td)
|
|
defer testChdir(t, td)()
|
|
|
|
// init the backend
|
|
m := testMetaBackend(t, nil)
|
|
_, err := m.Backend(&BackendOpts{
|
|
Init: true,
|
|
})
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// Check the state
|
|
s := testDataStateRead(t, filepath.Join(DefaultDataDir, backendLocal.DefaultStateFilename))
|
|
backendHash := s.Backend.Hash
|
|
|
|
// init again but remove the path option from the config
|
|
cfg := "terraform {\n backend \"local\" {}\n}\n"
|
|
if err := ioutil.WriteFile("main.tf", []byte(cfg), 0644); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// init the backend again with the options
|
|
extras := map[string]cty.Value{"path": cty.StringVal("hello")}
|
|
m = testMetaBackend(t, nil)
|
|
m.forceInitCopy = true
|
|
_, diags := m.Backend(&BackendOpts{
|
|
ConfigOverride: configs.SynthBody("synth", extras),
|
|
Init: true,
|
|
})
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
s = testDataStateRead(t, filepath.Join(DefaultDataDir, backendLocal.DefaultStateFilename))
|
|
|
|
if s.Backend.Hash == backendHash {
|
|
t.Fatal("state.Backend.Hash was not updated")
|
|
}
|
|
}
|
|
|
|
// no config; return inmem backend stored in state
|
|
func TestBackendFromState(t *testing.T) {
|
|
wd := tempWorkingDirFixture(t, "backend-from-state")
|
|
defer testChdir(t, wd.RootModuleDir())()
|
|
|
|
// Setup the meta
|
|
m := testMetaBackend(t, nil)
|
|
m.WorkingDir = wd
|
|
// terraform caches a small "state" file that stores the backend config.
|
|
// This test must override m.dataDir so it loads the "terraform.tfstate" file in the
|
|
// test directory as the backend config cache. This fixture is really a
|
|
// fixture for the data dir rather than the module dir, so we'll override
|
|
// them to match just for this test.
|
|
wd.OverrideDataDir(".")
|
|
|
|
stateBackend, diags := m.backendFromState()
|
|
if diags.HasErrors() {
|
|
t.Fatal(diags.Err())
|
|
}
|
|
|
|
if _, ok := stateBackend.(*backendInmem.Backend); !ok {
|
|
t.Fatal("did not get expected inmem backend")
|
|
}
|
|
}
|
|
|
|
func testMetaBackend(t *testing.T, args []string) *Meta {
|
|
var m Meta
|
|
m.Ui = new(cli.MockUi)
|
|
view, _ := testView(t)
|
|
m.View = view
|
|
m.process(args)
|
|
f := m.extendedFlagSet("test")
|
|
if err := f.Parse(args); err != nil {
|
|
t.Fatalf("unexpected error: %s", err)
|
|
}
|
|
|
|
// metaBackend tests are verifying migrate actions
|
|
m.migrateState = true
|
|
|
|
return &m
|
|
}
|