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https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
69 lines
1.6 KiB
Go
69 lines
1.6 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"path/filepath"
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"sync"
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)
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var ensureHTTPServerOnce sync.Once
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func ensureHTTPServerImage() error {
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var doIt bool
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ensureHTTPServerOnce.Do(func() {
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doIt = true
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})
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if !doIt {
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return nil
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}
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protectedImages["httpserver:latest"] = struct{}{}
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tmp, err := ioutil.TempDir("", "docker-http-server-test")
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if err != nil {
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return fmt.Errorf("could not build http server: %v", err)
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}
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defer os.RemoveAll(tmp)
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goos := testEnv.DaemonPlatform()
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if goos == "" {
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goos = "linux"
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}
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goarch := os.Getenv("DOCKER_ENGINE_GOARCH")
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if goarch == "" {
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goarch = "amd64"
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}
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goCmd, lookErr := exec.LookPath("go")
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if lookErr != nil {
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return fmt.Errorf("could not build http server: %v", lookErr)
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}
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cmd := exec.Command(goCmd, "build", "-o", filepath.Join(tmp, "httpserver"), "github.com/docker/docker/contrib/httpserver")
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cmd.Env = append(os.Environ(), []string{
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"CGO_ENABLED=0",
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"GOOS=" + goos,
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"GOARCH=" + goarch,
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}...)
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var out []byte
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if out, err = cmd.CombinedOutput(); err != nil {
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return fmt.Errorf("could not build http server: %s", string(out))
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}
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cpCmd, lookErr := exec.LookPath("cp")
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if lookErr != nil {
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return fmt.Errorf("could not build http server: %v", lookErr)
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}
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if out, err = exec.Command(cpCmd, "../contrib/httpserver/Dockerfile", filepath.Join(tmp, "Dockerfile")).CombinedOutput(); err != nil {
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return fmt.Errorf("could not build http server: %v", string(out))
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}
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if out, err = exec.Command(dockerBinary, "build", "-q", "-t", "httpserver", tmp).CombinedOutput(); err != nil {
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return fmt.Errorf("could not build http server: %v", string(out))
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}
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return nil
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}
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