buildkit/util/testutil/integration/oci.go

125 lines
2.4 KiB
Go

package integration
import (
"bufio"
"bytes"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"runtime"
"testing"
"time"
"github.com/google/shlex"
)
func init() {
register(&oci{})
}
type oci struct {
}
func (s *oci) Name() string {
return "oci"
}
func (s *oci) New() (Sandbox, func() error, error) {
if err := lookupBinary("buildkitd"); err != nil {
return nil, nil, err
}
if err := requireRoot(); err != nil {
return nil, nil, err
}
logs := map[string]*bytes.Buffer{}
buildkitdSock, stop, err := runBuildkitd([]string{"buildkitd", "--oci-worker=true", "--containerd-worker=false"}, logs)
if err != nil {
return nil, nil, err
}
deferF := &multiCloser{}
deferF.append(stop)
return &sandbox{address: buildkitdSock, logs: logs, cleanup: deferF}, deferF.F(), nil
}
type sandbox struct {
address string
logs map[string]*bytes.Buffer
cleanup *multiCloser
}
func (sb *sandbox) Address() string {
return sb.address
}
func (sb *sandbox) PrintLogs(t *testing.T) {
for name, l := range sb.logs {
t.Log(name)
s := bufio.NewScanner(l)
for s.Scan() {
t.Log(s.Text())
}
}
}
func (sb *sandbox) NewRegistry() (string, error) {
url, cl, err := newRegistry()
if err != nil {
return "", err
}
sb.cleanup.append(cl)
return url, nil
}
func (sb *sandbox) Cmd(args ...string) *exec.Cmd {
if len(args) == 1 {
if split, err := shlex.Split(args[0]); err == nil {
args = split
}
}
cmd := exec.Command("buildctl", args...)
cmd.Env = append(cmd.Env, os.Environ()...)
cmd.Env = append(cmd.Env, "BUILDKIT_HOST="+sb.Address())
return cmd
}
func runBuildkitd(args []string, logs map[string]*bytes.Buffer) (address string, cl func() error, err error) {
deferF := &multiCloser{}
cl = deferF.F()
defer func() {
if err != nil {
deferF.F()()
cl = nil
}
}()
tmpdir, err := ioutil.TempDir("", "bktest_buildkitd")
if err != nil {
return "", nil, err
}
deferF.append(func() error { return os.RemoveAll(tmpdir) })
address = "unix://" + filepath.Join(tmpdir, "buildkitd.sock")
if runtime.GOOS == "windows" {
address = "//./pipe/buildkitd-" + filepath.Base(tmpdir)
}
args = append(args, "--root", tmpdir, "--addr", address, "--debug")
cmd := exec.Command(args[0], args[1:]...)
if stop, err := startCmd(cmd, logs); err != nil {
return "", nil, err
} else {
deferF.append(stop)
}
if err := waitUnix(address, 5*time.Second); err != nil {
return "", nil, err
}
return
}