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moby--moby/integration-cli/docker_api_containers_windows_test.go

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// +build windows
package main
import (
"fmt"
"io/ioutil"
"math/rand"
"net/http"
"strings"
winio "github.com/Microsoft/go-winio"
"github.com/docker/docker/integration-cli/checker"
"github.com/docker/docker/integration-cli/request"
"github.com/go-check/check"
)
func (s *DockerSuite) TestContainersAPICreateMountsBindNamedPipe(c *check.C) {
testRequires(c, SameHostDaemon, DaemonIsWindowsAtLeastBuild(16210)) // Named pipe support was added in RS3
// Create a host pipe to map into the container
hostPipeName := fmt.Sprintf(`\\.\pipe\docker-cli-test-pipe-%x`, rand.Uint64())
pc := &winio.PipeConfig{
SecurityDescriptor: "D:P(A;;GA;;;AU)", // Allow all users access to the pipe
}
l, err := winio.ListenPipe(hostPipeName, pc)
if err != nil {
c.Fatal(err)
}
defer l.Close()
// Asynchronously read data that the container writes to the mapped pipe.
var b []byte
ch := make(chan error)
go func() {
conn, err := l.Accept()
if err == nil {
b, err = ioutil.ReadAll(conn)
conn.Close()
}
ch <- err
}()
containerPipeName := `\\.\pipe\docker-cli-test-pipe`
text := "hello from a pipe"
cmd := fmt.Sprintf("echo %s > %s", text, containerPipeName)
name := "test-bind-npipe"
data := map[string]interface{}{
"Image": testEnv.MinimalBaseImage(),
"Cmd": []string{"cmd", "/c", cmd},
"HostConfig": map[string]interface{}{"Mounts": []map[string]interface{}{{"Type": "npipe", "Source": hostPipeName, "Target": containerPipeName}}},
}
status, resp, err := request.SockRequest("POST", "/containers/create?name="+name, data, daemonHost())
c.Assert(err, checker.IsNil, check.Commentf(string(resp)))
c.Assert(status, checker.Equals, http.StatusCreated, check.Commentf(string(resp)))
status, _, err = request.SockRequest("POST", "/containers/"+name+"/start", nil, daemonHost())
c.Assert(err, checker.IsNil)
c.Assert(status, checker.Equals, http.StatusNoContent)
err = <-ch
if err != nil {
c.Fatal(err)
}
result := strings.TrimSpace(string(b))
if result != text {
c.Errorf("expected pipe to contain %s, got %s", text, result)
}
}