Show the number of networks, configs and secrets of a stack

appui/swarm/stack_row.go

@@ -14,6 +14,9 @@ type StackRow struct {
 	stack    docker.Stack
 	Name     *drytermui.ParColumn
 	Services *drytermui.ParColumn
+	Networks *drytermui.ParColumn
+	Configs  *drytermui.ParColumn
+	Secrets  *drytermui.ParColumn
 
 	appui.Row
 }
@@ -24,17 +27,26 @@ func NewStackRow(stack docker.Stack, table drytermui.Table) *StackRow {
 		stack:    stack,
 		Name:     drytermui.NewThemedParColumn(appui.DryTheme, stack.Name),
 		Services: drytermui.NewThemedParColumn(appui.DryTheme, strconv.Itoa(stack.Services)),
+		Networks: drytermui.NewThemedParColumn(appui.DryTheme, strconv.Itoa(stack.Networks)),
+		Configs:  drytermui.NewThemedParColumn(appui.DryTheme, strconv.Itoa(stack.Configs)),
+		Secrets:  drytermui.NewThemedParColumn(appui.DryTheme, strconv.Itoa(stack.Secrets)),
 	}
 	row.Height = 1
 	row.Table = table
 	//Columns are rendered following the slice order
 	row.Columns = []termui.GridBufferer{
 		row.Name,
 		row.Services,
+		row.Networks,
+		row.Configs,
+		row.Secrets,
 	}
 	row.ParColumns = []*drytermui.ParColumn{
 		row.Name,
 		row.Services,
+		row.Networks,
+		row.Configs,
+		row.Secrets,
 	}
 	return row
 

appui/swarm/stacks.go

@@ -19,6 +19,9 @@ var defaultStackTableHeader = stackTableHeader()
 var stackTableHeaders = []appui.SortableColumnHeader{
 	{Title: "NAME", Mode: docker.SortByStackName},
 	{Title: "SERVICES", Mode: docker.NoSortStack},
+	{Title: "NETWORKS", Mode: docker.NoSortStack},
+	{Title: "CONFIGS", Mode: docker.NoSortStack},
+	{Title: "SECRETS", Mode: docker.NoSortStack},
 }
 
 //StacksWidget shows information about services running on the Swarm
@@ -83,15 +86,15 @@ func (s *StacksWidget) Buffer() gizaktermui.Buffer {
 
 		selected := s.selectedIndex - s.startIndex
 
-		for i, serviceRow := range s.visibleRows() {
-			serviceRow.SetY(y)
-			y += serviceRow.GetHeight()
+		for i, stackRow := range s.visibleRows() {
+			stackRow.SetY(y)
+			y += stackRow.GetHeight()
 			if i != selected {
-				serviceRow.NotHighlighted()
+				stackRow.NotHighlighted()
 			} else {
-				serviceRow.Highlighted()
+				stackRow.Highlighted()
 			}
-			buf.Merge(serviceRow.Buffer())
+			buf.Merge(stackRow.Buffer())
 		}
 	}
 	return buf
@@ -289,8 +292,9 @@ func stackTableHeader() *termui.TableHeader {
 
 	header := termui.NewHeader(appui.DryTheme)
 	header.ColumnSpacing = appui.DefaultColumnSpacing
-	header.AddColumn(stackTableHeaders[0].Title)
-	header.AddColumn(stackTableHeaders[1].Title)
+	for _, t := range stackTableHeaders {
+		header.AddColumn(t.Title)
+	}
 
 	return header
 }

docker/stack.go

@@ -1,7 +1,10 @@
 package docker
 
-//Stack represents a Docker Swarm service stack
+//Stack contains information about a Docker Swarm stack
 type Stack struct {
 	Name     string
 	Services int
+	Networks int
+	Configs  int
+	Secrets  int
 }

docker/swarm.go

@@ -191,10 +191,30 @@ func (daemon *DockerDaemon) Stacks() ([]Stack, error) {
 		}
 		ztack, ok := m[name]
 		if !ok {
+			cc, err := daemon.StackConfigs(name)
+			if err != nil {
+				return nil, pkgError.Errorf("cannot get configs for stack %s",
+					name)
+			}
+			nn, err := daemon.StackNetworks(name)
+			if err != nil {
+				return nil, pkgError.Errorf("cannot get networks for stack %s",
+					name)
+			}
+			ss, err := daemon.StackSecrets(name)
+			if err != nil {
+				return nil, pkgError.Errorf("cannot get secrets for stack %s",
+					name)
+			}
+
 			m[name] = &Stack{
 				Name:     name,
 				Services: 1,
+				Configs:  len(cc),
+				Secrets:  len(ss),
+				Networks: len(nn),
 			}
+
 		} else {
 			ztack.Services++
 		}