254fcd6c06
This is an attemp to deflake TestDockerDriver_PidsLimit by having one more process and ensuring they run for longer.
84 lines
2.4 KiB
Go
84 lines
2.4 KiB
Go
package docker
|
|
|
|
import (
|
|
"fmt"
|
|
"io/ioutil"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/hashicorp/nomad/client/testutil"
|
|
"github.com/hashicorp/nomad/helper/freeport"
|
|
tu "github.com/hashicorp/nomad/testutil"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestDockerDriver_authFromHelper(t *testing.T) {
|
|
dir, err := ioutil.TempDir("", "test-docker-driver_authfromhelper")
|
|
require.NoError(t, err)
|
|
defer os.RemoveAll(dir)
|
|
helperPayload := "{\"Username\":\"hashi\",\"Secret\":\"nomad\"}"
|
|
helperContent := []byte(fmt.Sprintf("#!/bin/sh\ncat > %s/helper-$1.out;echo '%s'", dir, helperPayload))
|
|
|
|
helperFile := filepath.Join(dir, "docker-credential-testnomad")
|
|
err = ioutil.WriteFile(helperFile, helperContent, 0777)
|
|
require.NoError(t, err)
|
|
|
|
path := os.Getenv("PATH")
|
|
os.Setenv("PATH", fmt.Sprintf("%s:%s", path, dir))
|
|
defer os.Setenv("PATH", path)
|
|
|
|
helper := authFromHelper("testnomad")
|
|
creds, err := helper("registry.local:5000/repo/image")
|
|
require.NoError(t, err)
|
|
require.NotNil(t, creds)
|
|
require.Equal(t, "hashi", creds.Username)
|
|
require.Equal(t, "nomad", creds.Password)
|
|
|
|
if _, err := os.Stat(filepath.Join(dir, "helper-get.out")); os.IsNotExist(err) {
|
|
t.Fatalf("Expected helper-get.out to exist")
|
|
}
|
|
content, err := ioutil.ReadFile(filepath.Join(dir, "helper-get.out"))
|
|
require.NoError(t, err)
|
|
require.Equal(t, []byte("https://registry.local:5000"), content)
|
|
}
|
|
|
|
func TestDockerDriver_PidsLimit(t *testing.T) {
|
|
if !tu.IsCI() {
|
|
t.Parallel()
|
|
}
|
|
testutil.DockerCompatible(t)
|
|
require := require.New(t)
|
|
|
|
task, cfg, ports := dockerTask(t)
|
|
defer freeport.Return(ports)
|
|
cfg.PidsLimit = 1
|
|
cfg.Command = "/bin/sh"
|
|
cfg.Args = []string{"-c", "sleep 5 & sleep 5 & sleep 5"}
|
|
require.NoError(task.EncodeConcreteDriverConfig(cfg))
|
|
|
|
_, driver, _, cleanup := dockerSetup(t, task)
|
|
defer cleanup()
|
|
|
|
driver.WaitUntilStarted(task.ID, time.Duration(tu.TestMultiplier()*5)*time.Second)
|
|
|
|
// XXX Logging doesn't work on OSX so just test on Linux
|
|
// Check that data was written to the directory.
|
|
outputFile := filepath.Join(task.TaskDir().LogDir, "redis-demo.stderr.0")
|
|
exp := "can't fork"
|
|
tu.WaitForResult(func() (bool, error) {
|
|
act, err := ioutil.ReadFile(outputFile)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if !strings.Contains(string(act), exp) {
|
|
return false, fmt.Errorf("Expected %q in output %q", exp, string(act))
|
|
}
|
|
return true, nil
|
|
}, func(err error) {
|
|
require.NoError(err)
|
|
})
|
|
}
|