open-consul/command/lock/lock_test.go

341 lines
8.0 KiB
Go

package lock
import (
"io/ioutil"
"path/filepath"
"strings"
"testing"
"time"
"github.com/hashicorp/consul/agent"
"github.com/hashicorp/consul/api"
"github.com/hashicorp/consul/testrpc"
"github.com/mitchellh/cli"
)
func argFail(t *testing.T, args []string, expected string) {
ui := cli.NewMockUi()
c := New(ui)
c.flags.SetOutput(ui.ErrorWriter)
if code := c.Run(args); code != 1 {
t.Fatalf("expected return code 1, got %d", code)
}
if reason := ui.ErrorWriter.String(); !strings.Contains(reason, expected) {
t.Fatalf("bad reason: got='%s', expected='%s'", reason, expected)
}
}
func TestLockCommand_noTabs(t *testing.T) {
t.Parallel()
if strings.ContainsRune(New(cli.NewMockUi()).Help(), '\t') {
t.Fatal("help has tabs")
}
}
func TestLockCommand_BadArgs(t *testing.T) {
t.Parallel()
argFail(t, []string{"-try=blah", "test/prefix", "date"}, "invalid duration")
argFail(t, []string{"-try=-10s", "test/prefix", "date"}, "Timeout must be positive")
argFail(t, []string{"-monitor-retry=-5", "test/prefix", "date"}, "must be >= 0")
}
func TestLockCommand(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForLeader(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "test/prefix", "touch", filePath}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
// Check for the file
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
}
func TestLockCommand_NoShell(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "-shell=false", "test/prefix", "touch", filePath}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
// Check for the file
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
}
func TestLockCommand_TryLock(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "-try=10s", "test/prefix", "touch", filePath}
// Run the command.
var lu *LockUnlock
code := c.run(args, &lu)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
// Make sure the try options were set correctly.
opts, ok := lu.rawOpts.(*api.LockOptions)
if !ok {
t.Fatalf("bad type")
}
if !opts.LockTryOnce || opts.LockWaitTime != 10*time.Second {
t.Fatalf("bad: %#v", opts)
}
}
func TestLockCommand_TrySemaphore(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "-n=3", "-try=10s", "test/prefix", "touch", filePath}
// Run the command.
var lu *LockUnlock
code := c.run(args, &lu)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
// Make sure the try options were set correctly.
opts, ok := lu.rawOpts.(*api.SemaphoreOptions)
if !ok {
t.Fatalf("bad type")
}
if !opts.SemaphoreTryOnce || opts.SemaphoreWaitTime != 10*time.Second {
t.Fatalf("bad: %#v", opts)
}
}
func TestLockCommand_MonitorRetry_Lock_Default(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "test/prefix", "touch", filePath}
// Run the command.
var lu *LockUnlock
code := c.run(args, &lu)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
// Make sure the monitor options were set correctly.
opts, ok := lu.rawOpts.(*api.LockOptions)
if !ok {
t.Fatalf("bad type")
}
if opts.MonitorRetries != defaultMonitorRetry ||
opts.MonitorRetryTime != defaultMonitorRetryTime {
t.Fatalf("bad: %#v", opts)
}
}
func TestLockCommand_MonitorRetry_Semaphore_Default(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "-n=3", "test/prefix", "touch", filePath}
// Run the command.
var lu *LockUnlock
code := c.run(args, &lu)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
// Make sure the monitor options were set correctly.
opts, ok := lu.rawOpts.(*api.SemaphoreOptions)
if !ok {
t.Fatalf("bad type")
}
if opts.MonitorRetries != defaultMonitorRetry ||
opts.MonitorRetryTime != defaultMonitorRetryTime {
t.Fatalf("bad: %#v", opts)
}
}
func TestLockCommand_MonitorRetry_Lock_Arg(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "-monitor-retry=9", "test/prefix", "touch", filePath}
// Run the command.
var lu *LockUnlock
code := c.run(args, &lu)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
// Make sure the monitor options were set correctly.
opts, ok := lu.rawOpts.(*api.LockOptions)
if !ok {
t.Fatalf("bad type")
}
if opts.MonitorRetries != 9 ||
opts.MonitorRetryTime != defaultMonitorRetryTime {
t.Fatalf("bad: %#v", opts)
}
}
func TestLockCommand_MonitorRetry_Semaphore_Arg(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
ui := cli.NewMockUi()
c := New(ui)
filePath := filepath.Join(a.Config.DataDir, "test_touch")
args := []string{"-http-addr=" + a.HTTPAddr(), "-n=3", "-monitor-retry=9", "test/prefix", "touch", filePath}
// Run the command.
var lu *LockUnlock
code := c.run(args, &lu)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
_, err := ioutil.ReadFile(filePath)
if err != nil {
t.Fatalf("err: %v", err)
}
// Make sure the monitor options were set correctly.
opts, ok := lu.rawOpts.(*api.SemaphoreOptions)
if !ok {
t.Fatalf("bad type")
}
if opts.MonitorRetries != 9 ||
opts.MonitorRetryTime != defaultMonitorRetryTime {
t.Fatalf("bad: %#v", opts)
}
}
func TestLockCommand_ChildExitCode(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t, t.Name(), ``)
defer a.Shutdown()
testrpc.WaitForTestAgent(t, a.RPC, "dc1")
tt := []struct {
name string
args []string
want int
}{
{
name: "clean exit",
args: []string{"-http-addr=" + a.HTTPAddr(), "-child-exit-code", "test/prefix", "sh", "-c", "exit", "0"},
want: 0,
},
{
name: "error exit",
args: []string{"-http-addr=" + a.HTTPAddr(), "-child-exit-code", "test/prefix", "exit", "1"},
want: 2,
},
{
name: "not propagated",
args: []string{"-http-addr=" + a.HTTPAddr(), "test/prefix", "sh", "-c", "exit", "1"},
want: 0,
},
}
for _, tc := range tt {
t.Run(tc.name, func(t *testing.T) {
ui := cli.NewMockUi()
c := New(ui)
if got := c.Run(tc.args); got != tc.want {
t.Fatalf("got %d want %d", got, tc.want)
}
})
}
}