github.com/anth0d/nomad@v0.0.0-20221214183521-ae3a0a2cad06/command/operator_snapshot_inspect_test.go (about)

     1  package command
     2  
     3  import (
     4  	"io/ioutil"
     5  	"path/filepath"
     6  	"testing"
     7  
     8  	"github.com/hashicorp/nomad/api"
     9  	"github.com/hashicorp/nomad/ci"
    10  	"github.com/hashicorp/nomad/command/agent"
    11  	"github.com/mitchellh/cli"
    12  	"github.com/stretchr/testify/require"
    13  )
    14  
    15  func TestOperatorSnapshotInspect_Works(t *testing.T) {
    16  	ci.Parallel(t)
    17  
    18  	snapPath := generateSnapshotFile(t, nil)
    19  
    20  	ui := cli.NewMockUi()
    21  	cmd := &OperatorSnapshotInspectCommand{Meta: Meta{Ui: ui}}
    22  
    23  	code := cmd.Run([]string{snapPath})
    24  	require.Zero(t, code)
    25  
    26  	output := ui.OutputWriter.String()
    27  	for _, key := range []string{
    28  		"ID",
    29  		"Size",
    30  		"Index",
    31  		"Term",
    32  		"Version",
    33  	} {
    34  		require.Contains(t, output, key)
    35  	}
    36  }
    37  
    38  func TestOperatorSnapshotInspect_HandlesFailure(t *testing.T) {
    39  	ci.Parallel(t)
    40  
    41  	tmpDir := t.TempDir()
    42  
    43  	err := ioutil.WriteFile(
    44  		filepath.Join(tmpDir, "invalid.snap"),
    45  		[]byte("invalid data"),
    46  		0600)
    47  	require.NoError(t, err)
    48  
    49  	t.Run("not found", func(t *testing.T) {
    50  		ui := cli.NewMockUi()
    51  		cmd := &OperatorSnapshotInspectCommand{Meta: Meta{Ui: ui}}
    52  
    53  		code := cmd.Run([]string{filepath.Join(tmpDir, "foo")})
    54  		require.NotZero(t, code)
    55  		require.Contains(t, ui.ErrorWriter.String(), "no such file")
    56  	})
    57  
    58  	t.Run("invalid file", func(t *testing.T) {
    59  		ui := cli.NewMockUi()
    60  		cmd := &OperatorSnapshotInspectCommand{Meta: Meta{Ui: ui}}
    61  
    62  		code := cmd.Run([]string{filepath.Join(tmpDir, "invalid.snap")})
    63  		require.NotZero(t, code)
    64  		require.Contains(t, ui.ErrorWriter.String(), "Error verifying snapshot")
    65  	})
    66  }
    67  
    68  func generateSnapshotFile(t *testing.T, prepare func(srv *agent.TestAgent, client *api.Client, url string)) string {
    69  	tmpDir := t.TempDir()
    70  
    71  	srv, api, url := testServer(t, false, func(c *agent.Config) {
    72  		c.DevMode = false
    73  		c.DataDir = filepath.Join(tmpDir, "server")
    74  
    75  		c.AdvertiseAddrs.HTTP = "127.0.0.1"
    76  		c.AdvertiseAddrs.RPC = "127.0.0.1"
    77  		c.AdvertiseAddrs.Serf = "127.0.0.1"
    78  	})
    79  
    80  	defer srv.Shutdown()
    81  
    82  	if prepare != nil {
    83  		prepare(srv, api, url)
    84  	}
    85  
    86  	ui := cli.NewMockUi()
    87  	cmd := &OperatorSnapshotSaveCommand{Meta: Meta{Ui: ui}}
    88  
    89  	dest := filepath.Join(tmpDir, "backup.snap")
    90  	code := cmd.Run([]string{
    91  		"--address=" + url,
    92  		dest,
    93  	})
    94  	require.Zero(t, code)
    95  
    96  	return dest
    97  }