100 lines
2.7 KiB
Go
100 lines
2.7 KiB
Go
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package docker
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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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"path/filepath"
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"strings"
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"testing"
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"time"
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"github.com/hashicorp/nomad/client/testutil"
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tu "github.com/hashicorp/nomad/testutil"
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"github.com/stretchr/testify/require"
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)
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func TestDockerDriver_authFromHelper(t *testing.T) {
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dir, err := ioutil.TempDir("", "test-docker-driver_authfromhelper")
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require.NoError(t, err)
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defer os.RemoveAll(dir)
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helperPayload := "{\"Username\":\"hashi\",\"Secret\":\"nomad\"}"
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helperContent := []byte(fmt.Sprintf("#!/bin/sh\ncat > %s/helper-$1.out;echo '%s'", dir, helperPayload))
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helperFile := filepath.Join(dir, "docker-credential-testnomad")
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err = ioutil.WriteFile(helperFile, helperContent, 0777)
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require.NoError(t, err)
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path := os.Getenv("PATH")
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os.Setenv("PATH", fmt.Sprintf("%s:%s", path, dir))
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defer os.Setenv("PATH", path)
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helper := authFromHelper("testnomad")
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creds, err := helper("registry.local:5000/repo/image")
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require.NoError(t, err)
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require.NotNil(t, creds)
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require.Equal(t, "hashi", creds.Username)
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require.Equal(t, "nomad", creds.Password)
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if _, err := os.Stat(filepath.Join(dir, "helper-get.out")); os.IsNotExist(err) {
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t.Fatalf("Expected helper-get.out to exist")
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}
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content, err := ioutil.ReadFile(filepath.Join(dir, "helper-get.out"))
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require.NoError(t, err)
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require.Equal(t, []byte("https://registry.local:5000"), content)
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}
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func TestDockerDriver_PidsLimit(t *testing.T) {
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if !tu.IsTravis() {
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t.Parallel()
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}
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if !testutil.DockerIsConnected(t) {
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t.Skip("Docker not connected")
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}
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task, _, _ := dockerTask(t)
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task.Config["pids_limit"] = "1"
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task.Config["command"] = "/bin/sh"
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task.Config["args"] = []string{"-c", "sleep 2 & sleep 2"}
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ctx := testDockerDriverContexts(t, task)
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defer ctx.Destroy()
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d := NewDockerDriver(ctx.DriverCtx)
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// Copy the image into the task's directory
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copyImage(t, ctx.ExecCtx.TaskDir, "busybox.tar")
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_, err := d.Prestart(ctx.ExecCtx, task)
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if err != nil {
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t.Fatalf("error in prestart: %v", err)
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}
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resp, err := d.Start(ctx.ExecCtx, task)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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defer resp.Handle.Kill()
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select {
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case res := <-resp.Handle.WaitCh():
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if res.Successful() {
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t.Fatalf("expected error, but container exited successful")
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}
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case <-time.After(time.Duration(tu.TestMultiplier()*5) * time.Second):
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t.Fatalf("timeout")
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}
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// XXX Logging doesn't work on OSX so just test on Linux
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// Check that data was written to the directory.
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outputFile := filepath.Join(ctx.ExecCtx.TaskDir.LogDir, "redis-demo.stderr.0")
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act, err := ioutil.ReadFile(outputFile)
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if err != nil {
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t.Fatalf("Couldn't read expected output: %v", err)
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}
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exp := "can't fork"
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if !strings.Contains(string(act), exp) {
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t.Fatalf("Expected failed fork: %q", act)
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}
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}
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