packer-cn/command/init_test.go

412 lines
13 KiB
Go

package command
import (
"context"
"fmt"
"log"
"os"
"path/filepath"
"runtime"
"sort"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/hashicorp/go-getter/v2"
"github.com/hashicorp/packer-plugin-sdk/acctest"
"golang.org/x/mod/sumdb/dirhash"
)
type testCaseInit struct {
name string
setup []func(*testing.T, testCaseInit)
Meta Meta
inPluginFolder map[string]string
expectedPackerConfigDirHashBeforeInit string
inConfigFolder map[string]string
packerConfigDir string
packerUserFolder string
want int
dirFiles []string
expectedPackerConfigDirHashAfterInit string
moreTests []func(*testing.T, testCaseInit)
}
type testBuild struct {
want int
}
func (tb testBuild) fn(t *testing.T, tc testCaseInit) {
bc := BuildCommand{
Meta: tc.Meta,
}
args := []string{tc.packerUserFolder}
want := tb.want
if got := bc.Run(args); got != want {
t.Errorf("BuildCommand.Run() = %v, want %v", got, want)
}
}
func TestInitCommand_Run(t *testing.T) {
// These tests will try to optimise for doing the least amount of github api
// requests whilst testing the max amount of things at once. Hopefully they
// don't require a GH token just yet. Acc tests are run on linux, darwin and
// windows, so requests are done 3 times.
cfg := &configDirSingleton{map[string]string{}}
tests := []testCaseInit{
{
// here we pre-write plugins with valid checksums, Packer will
// see those as valid installations it did.
// the directory hash before and after init should be the same,
// that's a no-op. This also should do no GH query, so it is best
// to always run it.
"already-installed-no-op",
nil,
testMetaFile(t),
map[string]string{
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_darwin_amd64": "1",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_darwin_amd64_SHA256SUM": "6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_windows_amd64.exe": "1.exe",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_windows_amd64.exe_SHA256SUM": "07d8453027192ee0c4120242e6e84e2ca2328b8e0f506e2f818a1a5b82790a0b",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_linux_amd64": "1.out",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_linux_amd64_SHA256SUM": "59031c50e0dfeedfde2b4e9445754804dce3f29e4efa737eead0ca9b4f5b85a5",
},
"h1:Q5qyAOdD43hL3CquQdVfaHpOYGf0UsZ/+wVA9Ry6cbA=",
map[string]string{
`cfg.pkr.hcl`: `
packer {
required_plugins {
comment = {
source = "github.com/sylviamoss/comment"
version = "v0.2.018"
}
}
}`,
},
cfg.dir("1_pkr_config"),
cfg.dir("1_pkr_user_folder"),
0,
nil,
"h1:Q5qyAOdD43hL3CquQdVfaHpOYGf0UsZ/+wVA9Ry6cbA=",
[]func(t *testing.T, tc testCaseInit){
// test that a build will not work since plugins are broken for
// this tests (they are not binaries).
testBuild{want: 1}.fn,
},
},
{
// here we pre-write plugins with valid checksums, Packer will
// see those as valid installations it did.
// But because we require version 0.2.19, we will upgrade.
"already-installed-upgrade",
[]func(t *testing.T, tc testCaseInit){
skipInitTestUnlessEnVar(acctest.TestEnvVar).fn,
},
testMetaFile(t),
map[string]string{
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_darwin_amd64": "1",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_darwin_amd64_SHA256SUM": "6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_windows_amd64.exe": "1.exe",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_windows_amd64.exe_SHA256SUM": "07d8453027192ee0c4120242e6e84e2ca2328b8e0f506e2f818a1a5b82790a0b",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_linux_amd64": "1.out",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_linux_amd64_SHA256SUM": "59031c50e0dfeedfde2b4e9445754804dce3f29e4efa737eead0ca9b4f5b85a5",
},
"h1:Q5qyAOdD43hL3CquQdVfaHpOYGf0UsZ/+wVA9Ry6cbA=",
map[string]string{
`cfg.pkr.hcl`: `
packer {
required_plugins {
comment = {
source = "github.com/sylviamoss/comment"
version = "v0.2.019"
}
}
}`,
`source.pkr.hcl`: `
source "null" "test" {
communicator = "none"
}
`,
`build.pkr.hcl`: `
build {
sources = ["source.null.test"]
provisioner "comment" {
comment = "Begin ¡"
ui = true
bubble_text = true
}
}
`,
},
cfg.dir("2_pkr_config"),
cfg.dir("2_pkr_user_folder"),
0,
[]string{
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_darwin_amd64",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_darwin_amd64_SHA256SUM",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_linux_amd64",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_linux_amd64_SHA256SUM",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_windows_amd64.exe",
"github.com/sylviamoss/comment/packer-plugin-comment_v0.2.18_x5.0_windows_amd64.exe_SHA256SUM",
map[string]string{
"darwin": "github.com/sylviamoss/comment/packer-plugin-comment_v0.2.19_x5.0_darwin_amd64_SHA256SUM",
"linux": "github.com/sylviamoss/comment/packer-plugin-comment_v0.2.19_x5.0_linux_amd64_SHA256SUM",
"windows": "github.com/sylviamoss/comment/packer-plugin-comment_v0.2.19_x5.0_windows_amd64.exe_SHA256SUM",
}[runtime.GOOS],
map[string]string{
"darwin": "github.com/sylviamoss/comment/packer-plugin-comment_v0.2.19_x5.0_darwin_amd64",
"linux": "github.com/sylviamoss/comment/packer-plugin-comment_v0.2.19_x5.0_linux_amd64",
"windows": "github.com/sylviamoss/comment/packer-plugin-comment_v0.2.19_x5.0_windows_amd64.exe",
}[runtime.GOOS],
},
map[string]string{
"darwin": "h1:ORwcCYUx8z/5n/QvuTJo2vrgKpfJA4AxlNg1G9/BCDI=",
"linux": "h1:CGym0+Nd0LEANgzqL0wx/LDjRL8bYwlpZ0HajPJo/hs=",
"windows": "h1:ag0/C1YjP7KoEDYOiJHE0K+lhFgs0tVgjriWCXVT1fg=",
}[runtime.GOOS],
[]func(t *testing.T, tc testCaseInit){
// test that a build will work as the plugin was just installed
testBuild{want: 0}.fn,
},
},
{
"release-with-no-binary",
[]func(t *testing.T, tc testCaseInit){
skipInitTestUnlessEnVar(acctest.TestEnvVar).fn,
},
testMetaFile(t),
nil,
"h1:47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
map[string]string{
`cfg.pkr.hcl`: `
packer {
required_plugins {
comment = {
source = "github.com/sylviamoss/comment"
version = "v0.2.20"
}
}
}`,
},
cfg.dir("3_pkr_config"),
cfg.dir("3_pkr_user_folder"),
1,
nil,
"h1:47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
nil,
},
{
"manually-installed-single-component-plugin-works",
[]func(t *testing.T, tc testCaseInit){
skipInitTestUnlessEnVar(acctest.TestEnvVar).fn,
initTestGoGetPlugin{
Src: "https://github.com/azr/packer-provisioner-comment/releases/download/v1.0.0/" +
"packer-provisioner-comment_v1.0.0_" + runtime.GOOS + "_" + runtime.GOARCH + ".zip",
Dst: filepath.Join(cfg.dir("4_pkr_config"), defaultConfigDir, "plugins"),
}.fn,
},
testMetaFile(t),
nil,
map[string]string{
"darwin": "h1:nVebbXToeehPUASRbvV9M4qaA9+UgoR5AMp7LjTrSBk=",
"linux": "h1:/U5vdeMtOpRKNu0ld8+qf4t6WC+BsfCQ6JRo9Dh/khI=",
"windows": "h1:0nkdNCjtTHTgBNkzVKG++/VYmWAvq/o236GGTxrIf/Q=",
}[runtime.GOOS],
map[string]string{
`source.pkr.hcl`: `
source "null" "test" {
communicator = "none"
}
`,
`build.pkr.hcl`: `
build {
sources = ["source.null.test"]
provisioner "comment" {
comment = "Begin ¡"
ui = true
bubble_text = true
}
}
`,
},
cfg.dir("4_pkr_config"),
cfg.dir("4_pkr_user_folder"),
0,
nil,
map[string]string{
"darwin": "h1:nVebbXToeehPUASRbvV9M4qaA9+UgoR5AMp7LjTrSBk=",
"linux": "h1:/U5vdeMtOpRKNu0ld8+qf4t6WC+BsfCQ6JRo9Dh/khI=",
"windows": "h1:0nkdNCjtTHTgBNkzVKG++/VYmWAvq/o236GGTxrIf/Q=",
}[runtime.GOOS],
[]func(*testing.T, testCaseInit){
testBuild{want: 0}.fn,
},
},
{
"manually-installed-single-component-plugin-old-api-fails",
[]func(t *testing.T, tc testCaseInit){
skipInitTestUnlessEnVar(acctest.TestEnvVar).fn,
initTestGoGetPlugin{
Src: "https://github.com/azr/packer-provisioner-comment/releases/download/v0.0.0/" +
"packer-provisioner-comment_v0.0.0_" + runtime.GOOS + "_" + runtime.GOARCH + ".zip",
Dst: filepath.Join(cfg.dir("5_pkr_config"), defaultConfigDir, "plugins"),
}.fn,
},
testMetaFile(t),
nil,
map[string]string{
"darwin": "h1:gW4gzpDXeu3cDrXgHJj9iWAN7Pyak626Gq8Bu2LG1kY=",
"linux": "h1:wQ2H5+J7VXwQzqR9DgpWtjhw9OVEFbcKQL6dgm/+zwo=",
"windows": "h1:BqRdW3c5H1PZ2Q4DOaKWja21v3nDlY5Nn8kqahhHGSw=",
}[runtime.GOOS],
map[string]string{
`source.pkr.hcl`: `
source "null" "test" {
communicator = "none"
}
`,
`build.pkr.hcl`: `
build {
sources = ["source.null.test"]
provisioner "comment" {
comment = "Begin ¡"
ui = true
bubble_text = true
}
}
`,
},
cfg.dir("5_pkr_config"),
cfg.dir("5_pkr_user_folder"),
0,
nil,
map[string]string{
"darwin": "h1:gW4gzpDXeu3cDrXgHJj9iWAN7Pyak626Gq8Bu2LG1kY=",
"linux": "h1:wQ2H5+J7VXwQzqR9DgpWtjhw9OVEFbcKQL6dgm/+zwo=",
"windows": "h1:BqRdW3c5H1PZ2Q4DOaKWja21v3nDlY5Nn8kqahhHGSw=",
}[runtime.GOOS],
[]func(*testing.T, testCaseInit){
testBuild{want: 1}.fn,
},
},
{
"unsupported-non-github-source-address",
[]func(t *testing.T, tc testCaseInit){
skipInitTestUnlessEnVar(acctest.TestEnvVar).fn,
},
testMetaFile(t),
nil,
"h1:47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
map[string]string{
`cfg.pkr.hcl`: `
packer {
required_plugins {
comment = {
source = "example.com/sylviamoss/comment"
version = "v0.2.19"
}
}
}`,
},
cfg.dir("6_pkr_config"),
cfg.dir("6_pkr_user_folder"),
1,
nil,
"h1:47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU=",
nil,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
log.Printf("starting %s", tt.name)
log.Printf("%#v", tt)
t.Cleanup(func() {
_ = os.RemoveAll(tt.packerConfigDir)
})
t.Cleanup(func() {
_ = os.RemoveAll(tt.packerUserFolder)
})
os.Setenv("PACKER_CONFIG_DIR", tt.packerConfigDir)
for _, init := range tt.setup {
init(t, tt)
if t.Skipped() {
return
}
}
createFiles(tt.packerConfigDir, tt.inPluginFolder)
createFiles(tt.packerUserFolder, tt.inConfigFolder)
hash, err := dirhash.HashDir(tt.packerConfigDir, "", dirhash.DefaultHash)
if err != nil {
t.Fatalf("HashDir: %v", err)
}
if diff := cmp.Diff(tt.expectedPackerConfigDirHashBeforeInit, hash); diff != "" {
t.Errorf("unexpected dir hash before init: +found -expected %s", diff)
}
args := []string{tt.packerUserFolder}
c := &InitCommand{
Meta: tt.Meta,
}
if err := c.CoreConfig.Components.PluginConfig.Discover(); err != nil {
t.Fatalf("Failed to discover plugins: %s", err)
}
c.CoreConfig.Components.PluginConfig.KnownPluginFolders = []string{tt.packerConfigDir}
if got := c.Run(args); got != tt.want {
t.Errorf("InitCommand.Run() = %v, want %v", got, tt.want)
}
if tt.dirFiles != nil {
dirFiles, err := dirhash.DirFiles(tt.packerConfigDir, "")
if err != nil {
t.Fatalf("DirFiles: %v", err)
}
sort.Strings(tt.dirFiles)
sort.Strings(dirFiles)
if diff := cmp.Diff(tt.dirFiles, dirFiles); diff != "" {
t.Errorf("found files differ: %v", diff)
}
}
hash, err = dirhash.HashDir(tt.packerConfigDir, "", dirhash.DefaultHash)
if err != nil {
t.Fatalf("HashDir: %v", err)
}
if diff := cmp.Diff(tt.expectedPackerConfigDirHashAfterInit, hash); diff != "" {
t.Errorf("unexpected dir hash after init: %s", diff)
}
for i, subTest := range tt.moreTests {
t.Run(fmt.Sprintf("-subtest-%d", i), func(t *testing.T) {
subTest(t, tt)
})
}
})
}
}
type skipInitTestUnlessEnVar string
func (key skipInitTestUnlessEnVar) fn(t *testing.T, tc testCaseInit) {
// always run acc tests for now
// if os.Getenv(string(key)) == "" {
// t.Skipf("Acceptance test skipped unless env '%s' set", key)
// }
}
type initTestGoGetPlugin struct {
Src string
Dst string
}
func (opts initTestGoGetPlugin) fn(t *testing.T, _ testCaseInit) {
if _, err := getter.Get(context.Background(), opts.Dst, opts.Src); err != nil {
t.Fatalf("get: %v", err)
}
}