packer-cn/provisioner/puppet-masterless/provisioner_test.go

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package puppetmasterless
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import (
"context"
"fmt"
"io/ioutil"
"log"
"os"
"path/filepath"
"strings"
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"testing"
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"github.com/hashicorp/packer/packer"
"github.com/hashicorp/packer/packer-plugin-sdk/template/interpolate"
"github.com/stretchr/testify/assert"
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)
func testConfig() (config map[string]interface{}, tf *os.File) {
tf, err := ioutil.TempFile("", "packer")
if err != nil {
panic(err)
}
config = map[string]interface{}{
"manifest_file": tf.Name(),
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}
return config, tf
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}
func TestProvisioner_Impl(t *testing.T) {
var raw interface{}
raw = &Provisioner{}
if _, ok := raw.(packer.Provisioner); !ok {
t.Fatalf("must be a Provisioner")
}
}
func TestGuestOSConfig_empty_unix(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Execute Puppet
p.config.ctx.Data = &ExecuteTemplate{
ManifestFile: "/r/m/f",
PuppetBinDir: p.config.PuppetBinDir,
Sudo: !p.config.PreventSudo,
WorkingDir: p.config.WorkingDir,
}
log.Println(p.config.ExecuteCommand)
command, err := interpolate.Render(p.config.ExecuteCommand, &p.config.ctx)
if err != nil {
t.Fatalf("err: %s", err)
}
expected := "cd /tmp/packer-puppet-masterless && " +
"sudo -E puppet apply --detailed-exitcodes /r/m/f"
assert.Equal(t, expected, command)
}
func TestGuestOSConfig_full_unix(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
facterVars := []string{
fmt.Sprintf(p.guestOSTypeConfig.facterVarsFmt, "lhs", "rhs"),
fmt.Sprintf(p.guestOSTypeConfig.facterVarsFmt, "foo", "bar"),
}
modulePaths := []string{"/m/p", "/a/b"}
// Execute Puppet
p.config.ctx.Data = &ExecuteTemplate{
FacterVars: strings.Join(facterVars, p.guestOSTypeConfig.facterVarsJoiner),
HieraConfigPath: "/h/c/p",
ManifestDir: "/r/m/d",
ManifestFile: "/r/m/f",
ModulePath: strings.Join(modulePaths, p.guestOSTypeConfig.modulePathJoiner),
PuppetBinDir: p.config.PuppetBinDir,
Sudo: !p.config.PreventSudo,
WorkingDir: p.config.WorkingDir,
ExtraArguments: strings.Join(p.config.ExtraArguments, " "),
}
command, err := interpolate.Render(p.config.ExecuteCommand, &p.config.ctx)
if err != nil {
t.Fatalf("err: %s", err)
}
expected := "cd /tmp/packer-puppet-masterless && FACTER_lhs='rhs' FACTER_foo='bar' " +
"sudo -E puppet apply " +
"--detailed-exitcodes --modulepath='/m/p:/a/b' --hiera_config='/h/c/p' " +
"--manifestdir='/r/m/d' /r/m/f"
assert.Equal(t, expected, command)
}
func TestGuestOSConfig_empty_windows(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
config["guest_os_type"] = "windows"
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Execute Puppet
p.config.ctx.Data = &ExecuteTemplate{
ManifestFile: "/r/m/f",
PuppetBinDir: p.config.PuppetBinDir,
Sudo: !p.config.PreventSudo,
WorkingDir: p.config.WorkingDir,
}
log.Println(p.config.ExecuteCommand)
command, err := interpolate.Render(p.config.ExecuteCommand, &p.config.ctx)
if err != nil {
t.Fatalf("err: %s", err)
}
expected := "cd " + filepath.ToSlash(os.Getenv("SYSTEMROOT")) + "/Temp/packer-puppet-masterless && puppet apply --detailed-exitcodes /r/m/f"
assert.Equal(t, expected, command)
}
func TestGuestOSConfig_full_windows(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
config["guest_os_type"] = "windows"
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
facterVars := []string{
fmt.Sprintf(p.guestOSTypeConfig.facterVarsFmt, "lhs", "rhs"),
fmt.Sprintf(p.guestOSTypeConfig.facterVarsFmt, "foo", "bar"),
}
modulePaths := []string{"/m/p", "/a/b"}
// Execute Puppet
p.config.ctx.Data = &ExecuteTemplate{
FacterVars: strings.Join(facterVars, p.guestOSTypeConfig.facterVarsJoiner),
HieraConfigPath: "/h/c/p",
ManifestDir: "/r/m/d",
ManifestFile: "/r/m/f",
ModulePath: strings.Join(modulePaths, p.guestOSTypeConfig.modulePathJoiner),
PuppetBinDir: p.config.PuppetBinDir,
Sudo: !p.config.PreventSudo,
WorkingDir: p.config.WorkingDir,
ExtraArguments: strings.Join(p.config.ExtraArguments, " "),
}
command, err := interpolate.Render(p.config.ExecuteCommand, &p.config.ctx)
if err != nil {
t.Fatalf("err: %s", err)
}
expected := "cd " + filepath.ToSlash(os.Getenv("SYSTEMROOT")) + "/Temp/packer-puppet-masterless && " +
"SET \"FACTER_lhs=rhs\" & SET \"FACTER_foo=bar\" && " +
"puppet apply --detailed-exitcodes --modulepath='/m/p;/a/b' --hiera_config='/h/c/p' " +
"--manifestdir='/r/m/d' /r/m/f"
assert.Equal(t, expected, command)
}
func TestProvisionerPrepare_puppetBinDir(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "puppet_bin_dir")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a good one
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("error tempfile: %s", err)
}
defer os.Remove(tf.Name())
config["puppet_bin_dir"] = tf.Name()
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
func TestProvisionerPrepare_hieraConfigPath(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "hiera_config_path")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a good one
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("error tempfile: %s", err)
}
defer os.Remove(tf.Name())
config["hiera_config_path"] = tf.Name()
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
func TestProvisionerPrepare_manifestFile(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "manifest_file")
p := new(Provisioner)
err := p.Prepare(config)
if err == nil {
t.Fatal("should be an error")
}
// Test with a good one
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("error tempfile: %s", err)
}
defer os.Remove(tf.Name())
config["manifest_file"] = tf.Name()
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
func TestProvisionerPrepare_manifestDir(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "manifestdir")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a good one
td, err := ioutil.TempDir("", "packer")
if err != nil {
t.Fatalf("error: %s", err)
}
defer os.RemoveAll(td)
config["manifest_dir"] = td
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
func TestProvisionerPrepare_modulePaths(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "module_paths")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with bad paths
config["module_paths"] = []string{"i-should-not-exist"}
p = new(Provisioner)
err = p.Prepare(config)
if err == nil {
t.Fatal("should be an error")
}
// Test with a good one
td, err := ioutil.TempDir("", "packer")
if err != nil {
t.Fatalf("error: %s", err)
}
defer os.RemoveAll(td)
config["module_paths"] = []string{td}
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
func TestProvisionerPrepare_facterFacts(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "facter")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with malformed fact
config["facter"] = "fact=stringified"
p = new(Provisioner)
err = p.Prepare(config)
if err == nil {
t.Fatal("should be an error")
}
// Test with a good one
td, err := ioutil.TempDir("", "packer")
if err != nil {
t.Fatalf("error: %s", err)
}
defer os.RemoveAll(td)
facts := make(map[string]string)
facts["fact_name"] = "fact_value"
config["facter"] = facts
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Make sure the default facts are present
delete(config, "facter")
p = new(Provisioner)
err = p.Prepare(config)
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if err != nil {
t.Fatalf("err: %s", err)
}
if p.config.Facter == nil {
t.Fatalf("err: Default facts are not set in the Puppet provisioner!")
}
if _, ok := p.config.Facter["packer_build_name"]; !ok {
t.Fatalf("err: packer_build_name fact not set in the Puppet provisioner!")
}
if _, ok := p.config.Facter["packer_builder_type"]; !ok {
t.Fatalf("err: packer_builder_type fact not set in the Puppet provisioner!")
}
}
func TestProvisionerPrepare_extraArguments(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
// Test with missing parameter
delete(config, "extra_arguments")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with malformed value
config["extra_arguments"] = "{{}}"
p = new(Provisioner)
err = p.Prepare(config)
if err == nil {
t.Fatal("should be an error")
}
// Test with valid values
config["extra_arguments"] = []string{
"arg",
}
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
func TestProvisionerPrepare_stagingDir(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "staging_directory")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Make sure the default staging directory is correct
if p.config.StagingDir != "/tmp/packer-puppet-masterless" {
t.Fatalf("err: Default staging_directory is not set in the Puppet provisioner!")
}
// Make sure default staging directory can be overridden
config["staging_directory"] = "/tmp/override"
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
if p.config.StagingDir != "/tmp/override" {
t.Fatalf("err: Overridden staging_directory is not set correctly in the Puppet provisioner!")
}
}
func TestProvisionerPrepare_workingDir(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
delete(config, "working_directory")
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Make sure default working dir and staging dir are the same
if p.config.WorkingDir != p.config.StagingDir {
t.Fatalf("err: Default working_directory is not set to the same value as default staging_directory in the Puppet provisioner!")
}
// Make sure the default working directory is correct
if p.config.WorkingDir != "/tmp/packer-puppet-masterless" {
t.Fatalf("err: Default working_directory is not set in the Puppet provisioner!")
}
// Make sure default working directory can be overridden
config["working_directory"] = "/tmp/override"
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
if p.config.WorkingDir != "/tmp/override" {
t.Fatalf("err: Overridden working_directory is not set correctly in the Puppet provisioner!")
}
}
func TestProvisionerProvision_extraArguments(t *testing.T) {
config, tempfile := testConfig()
defer os.Remove(tempfile.Name())
defer tempfile.Close()
ui := &packer.MachineReadableUi{
Writer: ioutil.Discard,
}
comm := new(packer.MockCommunicator)
extraArguments := []string{
"--some-arg=yup",
"--some-other-arg",
}
config["extra_arguments"] = extraArguments
// Test with valid values
p := new(Provisioner)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
err = p.Provision(context.Background(), ui, comm, make(map[string]interface{}))
if err != nil {
t.Fatalf("err: %s", err)
}
expectedArgs := strings.Join(extraArguments, " ")
if !strings.Contains(comm.StartCmd.Command, expectedArgs) {
t.Fatalf("Command %q doesn't contain the expected arguments %q", comm.StartCmd.Command, expectedArgs)
}
// Test with missing parameter
delete(config, "extra_arguments")
p = new(Provisioner)
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
err = p.Provision(context.Background(), ui, comm, make(map[string]interface{}))
if err != nil {
t.Fatalf("err: %s", err)
}
// Check the expected `extra_arguments` position for an empty value
splitCommand := strings.Split(comm.StartCmd.Command, " ")
if "" == splitCommand[len(splitCommand)-2] {
t.Fatalf("Command %q contains an extra-space which may cause arg parsing issues", comm.StartCmd.Command)
}
}