86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: MPL-2.0
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package taskrunner
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import (
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"context"
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"os"
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"path/filepath"
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"syscall"
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"testing"
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"time"
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"github.com/hashicorp/nomad/ci"
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"github.com/hashicorp/nomad/client/vaultclient"
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"github.com/hashicorp/nomad/nomad/mock"
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"github.com/hashicorp/nomad/nomad/structs"
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"github.com/shoenig/test/must"
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)
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func TestTaskRunner_DisableFileForVaultToken_UpgradePath(t *testing.T) {
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ci.Parallel(t)
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ci.SkipTestWithoutRootAccess(t)
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// Create test allocation with a Vault block.
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alloc := mock.BatchAlloc()
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task := alloc.Job.TaskGroups[0].Tasks[0]
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task.Config = map[string]any{
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"run_for": "0s",
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}
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task.Vault = &structs.Vault{
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Policies: []string{"default"},
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}
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conf, cleanup := testTaskRunnerConfig(t, alloc, task.Name)
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defer cleanup()
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// Remove private dir and write the Vault token to the secrets dir to
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// simulate an old task.
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err := conf.TaskDir.Build(false, nil)
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must.NoError(t, err)
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err = syscall.Unmount(conf.TaskDir.PrivateDir, 0)
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must.NoError(t, err)
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err = os.Remove(conf.TaskDir.PrivateDir)
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must.NoError(t, err)
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token := "1234"
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tokenPath := filepath.Join(conf.TaskDir.SecretsDir, vaultTokenFile)
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err = os.WriteFile(tokenPath, []byte(token), 0666)
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must.NoError(t, err)
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// Setup a test Vault client.
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handler := func(*structs.Allocation, []string) (map[string]string, error) {
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return map[string]string{task.Name: token}, nil
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}
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vaultClient := conf.Vault.(*vaultclient.MockVaultClient)
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vaultClient.DeriveTokenFn = handler
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// Start task runner and wait for task to finish.
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tr, err := NewTaskRunner(conf)
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must.NoError(t, err)
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defer tr.Kill(context.Background(), structs.NewTaskEvent("cleanup"))
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go tr.Run()
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time.Sleep(500 * time.Millisecond)
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testWaitForTaskToDie(t, tr)
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// Verify task exited successfully.
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finalState := tr.TaskState()
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must.Eq(t, structs.TaskStateDead, finalState.State)
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must.False(t, finalState.Failed)
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// Verfiry token is in secrets dir.
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tokenPath = filepath.Join(conf.TaskDir.SecretsDir, vaultTokenFile)
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data, err := os.ReadFile(tokenPath)
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must.NoError(t, err)
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must.Eq(t, token, string(data))
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// Varify token is not in private dir since the allocation doesn't have
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// this path.
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tokenPath = filepath.Join(conf.TaskDir.PrivateDir, vaultTokenFile)
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_, err = os.Stat(tokenPath)
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must.ErrorIs(t, err, os.ErrNotExist)
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}
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