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package command
import (
"archive/tar"
"bytes"
"compress/gzip"
"io"
"os"
"path/filepath"
"reflect"
"sort"
"testing"
atlas "github.com/hashicorp/atlas-go/v1"
"github.com/hashicorp/terraform/terraform"
"github.com/mitchellh/cli"
)
func TestPush_good(t *testing.T) {
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
args := []string{
"-vcs=false",
testFixturePath("push"),
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
actual := testArchiveStr(t, archivePath)
expected := []string{
".terraform/",
".terraform/terraform.tfstate",
"main.tf",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
variables := make(map[string]interface{})
if !reflect.DeepEqual(client.UpsertOptions.Variables, variables) {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
if client.UpsertOptions.Name != "foo" {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
}
func TestPush_noUploadModules(t *testing.T) {
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
// Path of the test. We have to do some renaming to avoid our own
// VCS getting in the way.
path := testFixturePath("push-no-upload")
defer os.RemoveAll(filepath.Join(path, ".terraform"))
// Move into that directory
defer testChdir(t, path)()
// Do a "terraform get"
{
ui := new(cli.MockUi)
c := &GetCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
if code := c.Run([]string{}); code != 0 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
}
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
defer os.Remove(testStateFileRemote(t, s))
args := []string{
"-vcs=false",
"-name=mitchellh/tf-test",
"-upload-modules=false",
path,
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
// NOTE: The duplicates below are not ideal but are how things work
// currently due to how we manually add the files to the archive. This
// is definitely a "bug" we can fix in the future.
actual := testArchiveStr(t, archivePath)
expected := []string{
".terraform/",
".terraform/",
".terraform/terraform.tfstate",
".terraform/terraform.tfstate",
"child/",
"child/main.tf",
"main.tf",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
}
func TestPush_input(t *testing.T) {
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
// Disable test mode so input would be asked and setup the
// input reader/writers.
test = false
defer func() { test = true }()
defaultInputReader = bytes.NewBufferString("foo\n")
defaultInputWriter = new(bytes.Buffer)
args := []string{
"-vcs=false",
testFixturePath("push-input"),
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
variables := map[string]interface{}{
"foo": "foo",
}
if !reflect.DeepEqual(client.UpsertOptions.Variables, variables) {
t.Fatalf("bad: %#v", client.UpsertOptions.Variables)
}
}
// We want a variable from atlas to fill a missing variable locally
func TestPush_inputPartial(t *testing.T) {
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{
File: archivePath,
GetResult: map[string]atlas.TFVar{
"foo": atlas.TFVar{Key: "foo", Value: "bar"},
},
}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
// Disable test mode so input would be asked and setup the
// input reader/writers.
test = false
defer func() { test = true }()
defaultInputReader = bytes.NewBufferString("foo\n")
defaultInputWriter = new(bytes.Buffer)
args := []string{
"-vcs=false",
testFixturePath("push-input-partial"),
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
expectedTFVars := []atlas.TFVar{
{Key: "bar", Value: "foo"},
{Key: "foo", Value: "bar"},
}
if !reflect.DeepEqual(client.UpsertOptions.TFVars, expectedTFVars) {
t.Logf("expected: %#v", expectedTFVars)
t.Fatalf("got: %#v", client.UpsertOptions.TFVars)
}
}
// This tests that the push command will override Atlas variables
// if requested.
func TestPush_localOverride(t *testing.T) {
// Disable test mode so input would be asked and setup the
// input reader/writers.
test = false
defer func() { test = true }()
defaultInputReader = bytes.NewBufferString("nope\n")
defaultInputWriter = new(bytes.Buffer)
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
// Provided vars should override existing ones
client.GetResult = map[string]atlas.TFVar{
"foo": atlas.TFVar{
Key: "foo",
Value: "old",
},
}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
path := testFixturePath("push-tfvars")
args := []string{
"-var-file", path + "/terraform.tfvars",
"-vcs=false",
"-overwrite=foo",
path,
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
actual := testArchiveStr(t, archivePath)
expected := []string{
".terraform/",
".terraform/terraform.tfstate",
"main.tf",
"terraform.tfvars",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
if client.UpsertOptions.Name != "foo" {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
expectedTFVars := pushTFVars()
if !reflect.DeepEqual(client.UpsertOptions.TFVars, expectedTFVars) {
t.Logf("expected: %#v", expectedTFVars)
t.Fatalf("got: %#v", client.UpsertOptions.TFVars)
}
}
// This tests that the push command will override Atlas variables
// even if we don't have it defined locally
func TestPush_remoteOverride(t *testing.T) {
// Disable test mode so input would be asked and setup the
// input reader/writers.
test = false
defer func() { test = true }()
defaultInputReader = bytes.NewBufferString("nope\n")
defaultInputWriter = new(bytes.Buffer)
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
// Provided vars should override existing ones
client.GetResult = map[string]atlas.TFVar{
"remote": atlas.TFVar{
Key: "remote",
Value: "old",
},
}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
path := testFixturePath("push-tfvars")
args := []string{
"-var-file", path + "/terraform.tfvars",
"-vcs=false",
"-overwrite=remote",
"-var",
"remote=new",
path,
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
actual := testArchiveStr(t, archivePath)
expected := []string{
".terraform/",
".terraform/terraform.tfstate",
"main.tf",
"terraform.tfvars",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
if client.UpsertOptions.Name != "foo" {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
found := false
// find the "remote" var and make sure we're going to set it
for _, tfVar := range client.UpsertOptions.TFVars {
if tfVar.Key == "remote" {
found = true
if tfVar.Value != "new" {
t.Log("'remote' variable should be set to 'new'")
t.Fatalf("sending instead: %#v", tfVar)
}
}
}
if !found {
t.Fatal("'remote' variable not being sent to atlas")
}
}
// This tests that the push command prefers Atlas variables over
// local ones.
func TestPush_preferAtlas(t *testing.T) {
// Disable test mode so input would be asked and setup the
// input reader/writers.
test = false
defer func() { test = true }()
defaultInputReader = bytes.NewBufferString("nope\n")
defaultInputWriter = new(bytes.Buffer)
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
// Provided vars should override existing ones
client.GetResult = map[string]atlas.TFVar{
"foo": atlas.TFVar{
Key: "foo",
Value: "old",
},
}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
path := testFixturePath("push-tfvars")
args := []string{
"-var-file", path + "/terraform.tfvars",
"-vcs=false",
path,
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
actual := testArchiveStr(t, archivePath)
expected := []string{
".terraform/",
".terraform/terraform.tfstate",
"main.tf",
"terraform.tfvars",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
if client.UpsertOptions.Name != "foo" {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
// change the expected response to match our change
expectedTFVars := pushTFVars()
for i, v := range expectedTFVars {
if v.Key == "foo" {
expectedTFVars[i] = atlas.TFVar{Key: "foo", Value: "old"}
}
}
if !reflect.DeepEqual(expectedTFVars, client.UpsertOptions.TFVars) {
t.Logf("expected: %#v", expectedTFVars)
t.Fatalf("got: %#v", client.UpsertOptions.TFVars)
}
}
// This tests that the push command will send the variables in tfvars
func TestPush_tfvars(t *testing.T) {
// Disable test mode so input would be asked and setup the
// input reader/writers.
test = false
defer func() { test = true }()
defaultInputReader = bytes.NewBufferString("nope\n")
defaultInputWriter = new(bytes.Buffer)
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
path := testFixturePath("push-tfvars")
args := []string{
"-var-file", path + "/terraform.tfvars",
"-vcs=false",
"-var",
"bar=1",
path,
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
actual := testArchiveStr(t, archivePath)
expected := []string{
".terraform/",
".terraform/terraform.tfstate",
"main.tf",
"terraform.tfvars",
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf("bad: %#v", actual)
}
if client.UpsertOptions.Name != "foo" {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
//now check TFVars
tfvars := pushTFVars()
// update bar to match cli value
for i, v := range tfvars {
if v.Key == "bar" {
tfvars[i].Value = "1"
tfvars[i].IsHCL = true
}
}
for i, expected := range tfvars {
got := client.UpsertOptions.TFVars[i]
if got != expected {
t.Logf("%2d expected: %#v", i, expected)
t.Fatalf(" got: %#v", got)
}
}
}
func TestPush_name(t *testing.T) {
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Path where the archive will be "uploaded" to
archivePath := testTempFile(t)
defer os.Remove(archivePath)
client := &mockPushClient{File: archivePath}
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
client: client,
}
args := []string{
"-name", "bar",
"-vcs=false",
testFixturePath("push"),
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
if client.UpsertOptions.Name != "bar" {
t.Fatalf("bad: %#v", client.UpsertOptions)
}
}
func TestPush_noState(t *testing.T) {
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: \n%s", ui.ErrorWriter.String())
}
}
func TestPush_noRemoteState(t *testing.T) {
state := &terraform.State{
Modules: []*terraform.ModuleState{
&terraform.ModuleState{
Path: []string{"root"},
Resources: map[string]*terraform.ResourceState{
"test_instance.foo": &terraform.ResourceState{
Type: "test_instance",
Primary: &terraform.InstanceState{
ID: "bar",
},
},
},
},
},
}
statePath := testStateFile(t, state)
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
Ui: ui,
},
}
args := []string{
"-state", statePath,
}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
}
func TestPush_plan(t *testing.T) {
tmp, cwd := testCwd(t)
defer testFixCwd(t, tmp, cwd)
// Create remote state file, this should be pulled
conf, srv := testRemoteState(t, testState(), 200)
defer srv.Close()
// Persist local remote state
s := terraform.NewState()
s.Serial = 5
s.Remote = conf
testStateFileRemote(t, s)
// Create a plan
planPath := testPlanFile(t, &terraform.Plan{
Module: testModule(t, "apply"),
})
ui := new(cli.MockUi)
c := &PushCommand{
Meta: Meta{
ContextOpts: testCtxConfig(testProvider()),
Ui: ui,
},
}
args := []string{planPath}
if code := c.Run(args); code != 1 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
}
func testArchiveStr(t *testing.T, path string) []string {
f, err := os.Open(path)
if err != nil {
t.Fatalf("err: %s", err)
}
defer f.Close()
// Ungzip
gzipR, err := gzip.NewReader(f)
if err != nil {
t.Fatalf("err: %s", err)
}
// Accumulator
result := make([]string, 0, 10)
// Untar
tarR := tar.NewReader(gzipR)
for {
header, err := tarR.Next()
if err == io.EOF {
break
}
if err != nil {
t.Fatalf("err: %s", err)
}
result = append(result, header.Name)
}
sort.Strings(result)
return result
}
func pushTFVars() []atlas.TFVar {
return []atlas.TFVar{
{"bar", "foo", false},
{"baz", `{
A = "a"
interp = "${file("t.txt")}"
}`, true},
{"fob", `["a", "quotes \"in\" quotes"]`, true},
{"foo", "bar", false},
}
}
// the structure returned from the push-tfvars test fixture
func pushTFVarsMap() map[string]atlas.TFVar {
vars := make(map[string]atlas.TFVar)
for _, v := range pushTFVars() {
vars[v.Key] = v
}
return vars
}