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, nil) 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(), nil).Help(), '\t') { t.Fatal("help has tabs") } } func TestLockCommand_BadArgs(t *testing.T) { t.Parallel() argFail(t, []string{"-try=blah", "test/prefix", "date"}, "parse error") 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.WaitForTestAgent(t, a.RPC, "dc1") ui := cli.NewMockUi() c := New(ui, nil) 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, nil) 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, nil) 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, nil) 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, nil) 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, nil) 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, nil) 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, nil) 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, nil) if got := c.Run(tc.args); got != tc.want { t.Fatalf("got %d want %d", got, tc.want) } }) } }