Update remount command

This commit is contained in:
Seth Vargo 2017-09-05 00:03:50 -04:00
parent a72ab1ecf5
commit 8df3be5656
No known key found for this signature in database
GPG Key ID: C921994F9C27E0FF
2 changed files with 180 additions and 55 deletions

View File

@ -4,49 +4,91 @@ import (
"fmt"
"strings"
"github.com/hashicorp/vault/meta"
"github.com/hashicorp/vault-enterprise/meta"
"github.com/mitchellh/cli"
"github.com/posener/complete"
)
// Ensure we are implementing the right interfaces.
var _ cli.Command = (*RemountCommand)(nil)
var _ cli.CommandAutocomplete = (*RemountCommand)(nil)
// RemountCommand is a Command that remounts a mounted secret backend
// to a new endpoint.
type RemountCommand struct {
meta.Meta
*BaseCommand
}
func (c *RemountCommand) Synopsis() string {
return "Remounts a secret backend to a new path"
}
func (c *RemountCommand) Help() string {
helpText := `
Usage: vault remount [options] SOURCE DESTINATION
Remounts an existing secret backend to a new path. Any leases from the old
backend are revoked, but the data associated with the backend (such as
configuration), is preserved.
Move the existing mount at secret/ to generic/:
$ vault remount secret/ generic/
For a full list of examples, please see the documentation.
` + c.Flags().Help()
return strings.TrimSpace(helpText)
}
func (c *RemountCommand) Flags() *FlagSets {
return c.flagSet(FlagSetHTTP)
}
func (c *RemountCommand) AutocompleteArgs() complete.Predictor {
return c.PredictVaultMounts()
}
func (c *RemountCommand) AutocompleteFlags() complete.Flags {
return c.Flags().Completions()
}
func (c *RemountCommand) Run(args []string) int {
flags := c.Meta.FlagSet("remount", meta.FlagSetDefault)
flags.Usage = func() { c.Ui.Error(c.Help()) }
if err := flags.Parse(args); err != nil {
f := c.Flags()
if err := f.Parse(args); err != nil {
c.UI.Error(err.Error())
return 1
}
args = flags.Args()
if len(args) != 2 {
flags.Usage()
c.Ui.Error(fmt.Sprintf(
"\nremount expects two arguments: the from and to path"))
args = f.Args()
switch len(args) {
case 0, 1:
c.UI.Error(fmt.Sprintf("Not enough arguments (expected 2, got %d)", len(args)))
return 1
case 2:
default:
c.UI.Error(fmt.Sprintf("Too many arguments (expected 2, got %d)", len(args)))
return 1
}
from := args[0]
to := args[1]
// Grab the source and destination
source := ensureTrailingSlash(args[0])
destination := ensureTrailingSlash(args[1])
client, err := c.Client()
if err != nil {
c.Ui.Error(fmt.Sprintf(
"Error initializing client: %s", err))
c.UI.Error(err.Error())
return 2
}
if err := client.Sys().Remount(from, to); err != nil {
c.Ui.Error(fmt.Sprintf(
"Unmount error: %s", err))
if err := client.Sys().Remount(source, destination); err != nil {
c.UI.Error(fmt.Sprintf("Error remounting %s to %s: %s", source, destination, err))
return 2
}
c.Ui.Output(fmt.Sprintf(
"Successfully remounted from '%s' to '%s'!", from, to))
c.UI.Output(fmt.Sprintf("Success! Remounted %s to: %s", source, destination))
return 0
}

View File

@ -1,52 +1,135 @@
package command
import (
"strings"
"testing"
"github.com/hashicorp/vault/http"
"github.com/hashicorp/vault/meta"
"github.com/hashicorp/vault/vault"
"github.com/mitchellh/cli"
)
func TestRemount(t *testing.T) {
core, _, token := vault.TestCoreUnsealed(t)
ln, addr := http.TestServer(t, core)
defer ln.Close()
func testRemountCommand(tb testing.TB) (*cli.MockUi, *RemountCommand) {
tb.Helper()
ui := new(cli.MockUi)
c := &RemountCommand{
Meta: meta.Meta{
ClientToken: token,
Ui: ui,
ui := cli.NewMockUi()
return ui, &RemountCommand{
BaseCommand: &BaseCommand{
UI: ui,
},
}
}
func TestRemountCommand_Run(t *testing.T) {
t.Parallel()
cases := []struct {
name string
args []string
out string
code int
}{
{
"not_enough_args",
nil,
"Not enough arguments",
1,
},
{
"too_many_args",
[]string{"foo", "bar", "baz"},
"Too many arguments",
1,
},
{
"non_existent",
[]string{"not_real", "over_here"},
"Error remounting not_real/ to over_here/",
2,
},
}
args := []string{
"-address", addr,
"secret/", "kv",
}
if code := c.Run(args); code != 0 {
t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
}
t.Run("validations", func(t *testing.T) {
t.Parallel()
client, err := c.Client()
if err != nil {
t.Fatalf("err: %s", err)
}
for _, tc := range cases {
tc := tc
mounts, err := client.Sys().ListMounts()
if err != nil {
t.Fatalf("err: %s", err)
}
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
_, ok := mounts["secret/"]
if ok {
t.Fatal("should not have mount")
}
ui, cmd := testRemountCommand(t)
_, ok = mounts["kv/"]
if !ok {
t.Fatal("should have kv")
}
code := cmd.Run(tc.args)
if code != tc.code {
t.Errorf("expected %d to be %d", code, tc.code)
}
combined := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(combined, tc.out) {
t.Errorf("expected %q to contain %q", combined, tc.out)
}
})
}
})
t.Run("integration", func(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
ui, cmd := testRemountCommand(t)
cmd.client = client
code := cmd.Run([]string{
"secret/", "generic/",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
expected := "Success! Remounted secret/ to: generic/"
combined := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(combined, expected) {
t.Errorf("expected %q to contain %q", combined, expected)
}
mounts, err := client.Sys().ListMounts()
if err != nil {
t.Fatal(err)
}
if _, ok := mounts["generic/"]; !ok {
t.Errorf("expected mount at generic/: %#v", mounts)
}
})
t.Run("communication_failure", func(t *testing.T) {
t.Parallel()
client, closer := testVaultServerBad(t)
defer closer()
ui, cmd := testRemountCommand(t)
cmd.client = client
code := cmd.Run([]string{
"secret/", "generic/",
})
if exp := 2; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
expected := "Error remounting secret/ to generic/: "
combined := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(combined, expected) {
t.Errorf("expected %q to contain %q", combined, expected)
}
})
t.Run("no_tabs", func(t *testing.T) {
t.Parallel()
_, cmd := testRemountCommand(t)
assertNoTabs(t, cmd)
})
}