checkpoint

internal/client/config.go

@@ -3,6 +3,7 @@ package client
 import (
 	"errors"
 	"fmt"
+	"sync"
 
 	"github.com/rs/zerolog/log"
 	v1 "k8s.io/api/core/v1"
@@ -19,11 +20,15 @@ type Config struct {
 	currentContext string
 	rawConfig      *clientcmdapi.Config
 	restConfig     *restclient.Config
+	mutex          *sync.RWMutex
 }
 
 // NewConfig returns a new k8s config or an error if the flags are invalid.
 func NewConfig(f *genericclioptions.ConfigFlags) *Config {
-	return &Config{flags: f}
+	return &Config{
+		flags: f,
+		mutex: &sync.RWMutex{},
+	}
 }
 
 // Flags returns configuration flags.
@@ -231,12 +236,18 @@ func (c *Config) NamespaceNames(nns []v1.Namespace) []string {
 
 // ConfigAccess return the current kubeconfig api server access configuration.
 func (c *Config) ConfigAccess() (clientcmd.ConfigAccess, error) {
+	c.mutex.RLock()
+	defer c.mutex.RUnlock()
+
 	c.ensureConfig()
 	return c.clientConfig.ConfigAccess(), nil
 }
 
 // RawConfig fetch the current kubeconfig with no overrides.
 func (c *Config) RawConfig() (clientcmdapi.Config, error) {
+	c.mutex.Lock()
+	defer c.mutex.Unlock()
+
 	if c.rawConfig != nil {
 		if c.rawConfig.CurrentContext == c.currentContext {
 			return *c.rawConfig, nil

internal/model/table.go

@@ -22,7 +22,7 @@ type TableListener interface {
 type Table struct {
 	gvr         string
 	namespace   string
-	data        render.TableData
+	data        *render.TableData
 	listeners   []TableListener
 	inUpdate    int32
 	refreshRate time.Duration
@@ -32,7 +32,7 @@ type Table struct {
 func NewTable(gvr string) *Table {
 	return &Table{
 		gvr:         gvr,
-		data:        render.TableData{},
+		data:        render.NewTableData(),
 		refreshRate: 2 * time.Second,
 	}
 }
@@ -81,7 +81,7 @@ func (t *Table) Empty() bool {
 
 // Peek returns model data.
 func (t *Table) Peek() render.TableData {
-	return t.data
+	return *t.data
 }
 
 func (t *Table) updater(ctx context.Context) {
@@ -107,13 +107,13 @@ func (t *Table) refresh(ctx context.Context) {
 		log.Error().Err(err).Msg("Reconcile failed")
 		t.fireTableLoadFailed(err)
 	}
-	t.fireTableChanged(t.data)
+	t.fireTableChanged(*t.data)
 }
 
 // AddListener adds a new model listener.
 func (t *Table) AddListener(l TableListener) {
 	t.listeners = append(t.listeners, l)
-	t.fireTableChanged(t.data)
+	t.fireTableChanged(*t.data)
 }
 
 // RemoveListener delete a listener from the list.
@@ -144,6 +144,9 @@ func (t *Table) fireTableLoadFailed(err error) {
 }
 
 func (t *Table) reconcile(ctx context.Context) error {
+	t.data.Mutex.Lock()
+	defer t.data.Mutex.Unlock()
+
 	log.Debug().Msgf("GOROUTINE %d", runtime.NumGoroutine())
 
 	factory, ok := ctx.Value(internal.KeyFactory).(Factory)

internal/render/table.go

@@ -1,10 +1,18 @@
 package render
 
+import "sync"
+
 // TableData tracks a K8s resource for tabular display.
 type TableData struct {
 	Header    HeaderRow
 	RowEvents RowEvents
 	Namespace string
+	Mutex     *sync.RWMutex
+}
+
+// NewTableData returns a new table.
+func NewTableData() *TableData {
+	return &TableData{Mutex: &sync.RWMutex{}}
 }
 
 // Clear clears out the entire table.

internal/ui/table.go

@@ -134,6 +134,9 @@ func (t *Table) SetSortCol(index, count int, asc bool) {
 
 // Update table content.
 func (t *Table) Update(data render.TableData) {
+	data.Mutex.RLock()
+	defer data.Mutex.RUnlock()
+
 	var firstRow bool
 	if t.GetRowCount() == 0 {
 		firstRow = true

internal/ui/table_test.go

@@ -69,14 +69,14 @@ func (t *testModel) InNamespace(string) bool         { return true }
 func (t *testModel) SetRefreshRate(time.Duration)    {}
 
 func makeTableData() render.TableData {
-	return render.TableData{
-		Namespace: "",
-		Header: render.HeaderRow{
+	t := render.NewTableData()
+	t.Namespace = ""
+	t.Header = render.HeaderRow{
 		render.Header{Name: "a"},
 		render.Header{Name: "b"},
 		render.Header{Name: "c"},
-		},
-		RowEvents: render.RowEvents{
+	}
+	t.RowEvents = render.RowEvents{
 		render.RowEvent{
 			Row: render.Row{
 				ID:     "r1",
@@ -89,6 +89,7 @@ func makeTableData() render.TableData {
 				Fields: render.Fields{"blee", "duh", "zorg"},
 			},
 		},
-		},
 	}
+
+	return *t
 }

internal/view/app.go

@@ -193,7 +193,9 @@ func (a *App) Resume() {
 	var ctx context.Context
 	ctx, a.cancelFn = context.WithCancel(context.Background())
 	go a.clusterUpdater(ctx)
-	a.StylesUpdater(ctx, a)
+	if err := a.StylesUpdater(ctx, a); err != nil {
+		log.Error().Err(err).Msgf("Styles update failed")
+	}
 }
 
 func (a *App) clusterUpdater(ctx context.Context) {

internal/view/dp.go

@@ -1,6 +1,8 @@
 package view
 
 import (
+	"strings"
+
 	"github.com/derailed/k9s/internal/client"
 	"github.com/derailed/k9s/internal/render"
 	"github.com/derailed/k9s/internal/ui"
@@ -52,7 +54,7 @@ func (d *Deploy) showPods(app *App, _, _, path string) {
 		app.Flash().Err(err)
 	}
 
-	showPodsFromSelector(app, path, dp.Spec.Selector)
+	showPodsFromSelector(app, strings.Replace(path, "/", "::", 1), dp.Spec.Selector)
 }
 
 // Helpers...

internal/view/ds.go

@@ -1,6 +1,8 @@
 package view
 
 import (
+	"strings"
+
 	"github.com/derailed/k9s/internal/client"
 	"github.com/derailed/k9s/internal/render"
 	"github.com/derailed/k9s/internal/ui"
@@ -47,5 +49,5 @@ func (d *DaemonSet) showPods(app *App, _, _, path string) {
 		d.App().Flash().Err(err)
 	}
 
-	showPodsFromSelector(app, path, ds.Spec.Selector)
+	showPodsFromSelector(app, strings.Replace(path, "/", "::", 1), ds.Spec.Selector)
 }

internal/view/log.go

@@ -41,7 +41,6 @@ type Log struct {
 	cancelFn        context.CancelFunc
 	previous        bool
 	gvr             client.GVR
-	fullScreen      bool
 }
 
 var _ model.Component = &Log{}

internal/view/logs_extender.go

@@ -39,7 +39,7 @@ func (l *LogsExtender) logsCmd(prev bool) func(evt *tcell.EventKey) *tcell.Event
 		if path == "" {
 			return nil
 		}
-		if l.GetTable().Path != "" {
+		if isResourcePath(l.GetTable().Path) {
 			path = l.GetTable().Path
 		}
 		l.showLogs(path, prev)
@@ -48,11 +48,15 @@ func (l *LogsExtender) logsCmd(prev bool) func(evt *tcell.EventKey) *tcell.Event
 	}
 }
 
+func isResourcePath(p string) bool {
+	ns, n := client.Namespaced(p)
+	return ns != "" && n != ""
+}
+
 func (l *LogsExtender) showLogs(path string, prev bool) {
 	log.Debug().Msgf("SHOWING LOGS path %q", path)
 	co := ""
 	if l.containerFn != nil {
-		log.Debug().Msgf("CUSTOM CO FUNC")
 		co = l.containerFn()
 	}
 	if err := l.App().inject(NewLog(client.GVR(l.GVR()), path, co, prev)); err != nil {

internal/view/sts.go

@@ -1,6 +1,8 @@
 package view
 
 import (
+	"strings"
+
 	"github.com/derailed/k9s/internal/client"
 	"github.com/derailed/k9s/internal/render"
 	"github.com/derailed/k9s/internal/ui"
@@ -51,5 +53,5 @@ func (s *StatefulSet) showPods(app *App, _, gvr, path string) {
 		app.Flash().Err(err)
 	}
 
-	showPodsFromSelector(app, path, sts.Spec.Selector)
+	showPodsFromSelector(app, strings.Replace(path, "/", "::", 1), sts.Spec.Selector)
 }

internal/view/table_int_test.go

@@ -33,14 +33,14 @@ func TestTableNew(t *testing.T) {
 	v := NewTable("test")
 	v.Init(makeContext())
 
-	data := render.TableData{
-		Header: render.HeaderRow{
+	data := render.NewTableData()
+	data.Header = render.HeaderRow{
 		render.Header{Name: "NAMESPACE"},
 		render.Header{Name: "NAME", Align: tview.AlignRight},
 		render.Header{Name: "FRED"},
 		render.Header{Name: "AGE", Decorator: render.AgeDecorator},
-		},
-		RowEvents: render.RowEvents{
+	}
+	data.RowEvents = render.RowEvents{
 		render.RowEvent{
 			Row: render.Row{
 				Fields: render.Fields{"ns1", "a", "10", "3m"},
@@ -51,10 +51,10 @@ func TestTableNew(t *testing.T) {
 				Fields: render.Fields{"ns1", "b", "15", "1m"},
 			},
 		},
-		},
-		Namespace: "",
 	}
-	v.Update(data)
+	data.Namespace = ""
+
+	v.Update(*data)
 	assert.Equal(t, 3, v.GetRowCount())
 }
 
@@ -101,14 +101,15 @@ func (t *testTableModel) InNamespace(string) bool         { return true }
 func (t *testTableModel) SetRefreshRate(time.Duration)    {}
 
 func makeTableData() render.TableData {
-	return render.TableData{
-		Header: render.HeaderRow{
+	t := render.NewTableData()
+
+	t.Header = render.HeaderRow{
 		render.Header{Name: "NAMESPACE"},
 		render.Header{Name: "NAME", Align: tview.AlignRight},
 		render.Header{Name: "FRED"},
 		render.Header{Name: "AGE", Decorator: render.AgeDecorator},
-		},
-		RowEvents: render.RowEvents{
+	}
+	t.RowEvents = render.RowEvents{
 		render.RowEvent{
 			Row: render.Row{
 				Fields: render.Fields{"ns1", "blee", "10", "3m"},
@@ -120,9 +121,10 @@ func makeTableData() render.TableData {
 			},
 			Deltas: render.DeltaRow{"", "", "20", ""},
 		},
-		},
-		Namespace: "",
 	}
+	t.Namespace = ""
+
+	return *t
 }
 
 func makeContext() context.Context {

main.go

@@ -8,9 +8,6 @@ import (
 	"github.com/rs/zerolog"
 	"github.com/rs/zerolog/log"
 	_ "k8s.io/client-go/plugin/pkg/client/auth"
-
-	"net/http"
-	_ "net/http/pprof"
 )
 
 func init() {
@@ -23,11 +20,6 @@ func main() {
 	if err != nil {
 		panic(err)
 	}
-
-	go func() {
-		http.ListenAndServe("localhost:6060", nil)
-	}()
-
 	log.Logger = log.Output(zerolog.ConsoleWriter{Out: file})
 
 	cmd.Execute()