Add clean command

buildtree/buildtree.go

@@ -267,6 +267,18 @@ func (t *BuildTree) FindLatestTag(name string) (string, error) {
 	})
 }
 
+// Clean .
+func (t *BuildTree) Clean() {
+	for _, node := range t.allNodes {
+		if node.buildRoot != "provided" {
+			err := utils.DockerRMI(node.name, node.tag)
+			if err != nil {
+				utils.PrintError(err)
+			}
+		}
+	}
+}
+
 // PrintTree prints the build tree
 func (t *BuildTree) PrintTree(noColor bool) {
 	for _, node := range t.rootNodes {

cmd/clean.go

@@ -0,0 +1,48 @@
+// Copyright © 2018 Anduin Transactions Inc
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package cmd
+
+import (
+	"os"
+
+	"github.com/anduintransaction/doriath/buildtree"
+	"github.com/anduintransaction/doriath/utils"
+	"github.com/spf13/cobra"
+)
+
+// cleanCmd represents the clean command
+var cleanCmd = &cobra.Command{
+	Use:   "clean",
+	Short: "Clean all local docker images defined in doriath.yml config file",
+	Long:  "Clean all local docker images defined in doriath.yml config file",
+	Run: func(cmd *cobra.Command, args []string) {
+		t, err := buildtree.ReadBuildTreeFromFile(cfgFile, variableMap, variableFiles)
+		if err != nil {
+			utils.PrintError(err)
+			os.Exit(1)
+		}
+		t.Clean()
+	},
+}
+
+func init() {
+	RootCmd.AddCommand(cleanCmd)
+}

utils/common.go

@@ -12,7 +12,7 @@ import (
 
 // Version returns doriath version
 func Version() string {
-	return "1.4.1"
+	return "1.4.2"
 }
 
 // ResolveDir appends a path to a rootDir