packer-cn/provisioner/chef-client/provisioner_test.go

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package chefclient
import (
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"bytes"
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"io/ioutil"
"os"
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"strings"
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"testing"
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"github.com/hashicorp/packer/packer"
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)
func testConfig() map[string]interface{} {
return map[string]interface{}{
"server_url": "foo",
}
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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")
}
}
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func TestProvisionerPrepare_chefEnvironment(t *testing.T) {
var p Provisioner
config := testConfig()
config["chef_environment"] = "some-env"
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
if p.config.ChefEnvironment != "some-env" {
t.Fatalf("unexpected: %#v", p.config.ChefEnvironment)
}
}
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func TestProvisionerPrepare_configTemplate(t *testing.T) {
var err error
var p Provisioner
// Test no config template
config := testConfig()
delete(config, "config_template")
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a file
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
defer os.Remove(tf.Name())
config = testConfig()
config["config_template"] = tf.Name()
p = Provisioner{}
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a directory
td, err := ioutil.TempDir("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
defer os.RemoveAll(td)
config = testConfig()
config["config_template"] = td
p = Provisioner{}
err = p.Prepare(config)
if err == nil {
t.Fatal("should have err")
}
}
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func TestProvisionerPrepare_commands(t *testing.T) {
commands := []string{
"execute_command",
"install_command",
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"knife_command",
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}
for _, command := range commands {
var p Provisioner
// Test not set
config := testConfig()
delete(config, command)
err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test invalid template
config = testConfig()
config[command] = "{{if NOPE}}"
err = p.Prepare(config)
if err == nil {
t.Fatal("should error")
}
// Test good template
config = testConfig()
config[command] = "{{.Foo}}"
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
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}
}
func TestProvisionerPrepare_serverUrl(t *testing.T) {
var p Provisioner
// Test not set
config := testConfig()
delete(config, "server_url")
err := p.Prepare(config)
if err == nil {
t.Fatal("should error")
}
// Test set
config = testConfig()
config["server_url"] = "foo"
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
}
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func TestProvisionerPrepare_encryptedDataBagSecretPath(t *testing.T) {
var err error
var p Provisioner
// Test no config template
config := testConfig()
delete(config, "encrypted_data_bag_secret_path")
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a file
tf, err := ioutil.TempFile("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
defer os.Remove(tf.Name())
config = testConfig()
config["encrypted_data_bag_secret_path"] = tf.Name()
p = Provisioner{}
err = p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
// Test with a directory
td, err := ioutil.TempDir("", "packer")
if err != nil {
t.Fatalf("err: %s", err)
}
defer os.RemoveAll(td)
config = testConfig()
config["encrypted_data_bag_secret_path"] = td
p = Provisioner{}
err = p.Prepare(config)
if err == nil {
t.Fatal("should have err")
}
}
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func TestProvisioner_createDir(t *testing.T) {
for _, sudo := range []bool{true, false} {
config := testConfig()
config["prevent_sudo"] = !sudo
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p := &Provisioner{}
comm := &packer.MockCommunicator{}
ui := &packer.BasicUi{
Reader: new(bytes.Buffer),
Writer: new(bytes.Buffer),
}
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err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
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if err := p.createDir(ui, comm, "/tmp/foo"); err != nil {
t.Fatalf("err: %s", err)
}
if !sudo && strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatalf("createDir should not use sudo, got: \"%s\"", comm.StartCmd.Command)
}
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if sudo && !strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatalf("createDir should use sudo, got: \"%s\"", comm.StartCmd.Command)
}
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}
}
func TestProvisioner_removeDir(t *testing.T) {
for _, sudo := range []bool{true, false} {
config := testConfig()
config["prevent_sudo"] = !sudo
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p := &Provisioner{}
comm := &packer.MockCommunicator{}
ui := &packer.BasicUi{
Reader: new(bytes.Buffer),
Writer: new(bytes.Buffer),
}
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err := p.Prepare(config)
if err != nil {
t.Fatalf("err: %s", err)
}
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if err := p.removeDir(ui, comm, "/tmp/foo"); err != nil {
t.Fatalf("err: %s", err)
}
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if !sudo && strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatalf("removeDir should not use sudo, got: \"%s\"", comm.StartCmd.Command)
}
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if sudo && !strings.HasPrefix(comm.StartCmd.Command, "sudo") {
t.Fatalf("removeDir should use sudo, got: \"%s\"", comm.StartCmd.Command)
}
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}
}