new multi-destination function.

vars/functions.groovy

@@ -1,4 +1,5 @@
 #!groovy
+import groovy.json.JsonOutput
 
 def podYaml (Map config, List customImages = [[:]]) {
     def output = """
@@ -15,7 +16,6 @@ spec:
     imagePullPolicy: Always
     image: ${config.repo}/library/kaniko:latest
     tty: true
-    stdin_open: true
     command:
     - /busybox/sh"""
     }
@@ -109,7 +109,7 @@ def buildContainer (Map config, List buildArg = []) {
                 credentialsId: config.repoCreds,
                 variable: "dCreds"
             )]) {
-                sh "printf '{\"auths\":{\"%s\":{\"auth\": \"%s\"}}}' \"${config.repository}\" \"${dcreds.bytes.encodeBase64().toString()}\" > /kaniko/.docker/config.json"
+                sh "set +x; printf '{\"auths\":{\"%s\":{\"auth\": \"%s\"}}}' \"${config.repository}\" \"${dcreds.bytes.encodeBase64().toString()}\" > /kaniko/.docker/config.json"
             }
             def buildArguments = ""
             for (i in buildArg) {
@@ -126,6 +126,39 @@ def buildContainer (Map config, List buildArg = []) {
     }
 }
 
+def buildContainerMultipleDestinations (Map config, List buildArg = []) {
+    def ws = pwd()
+    stage ("Build Containers") {
+        container ("kaniko") {
+            writeFile (file: ws + "/Dockerfile", text: config.dockerFile)
+
+            def buildArguments = ""
+            def repoAuth = ["auths": [:]]
+            for (i in config.repositoryAccess) {
+                withCredentials([usernameColonPassword(
+                    credentialsId: i.credentials,
+                    variable: "dCreds"
+                )]) {
+                    repoAuth."auths"[i.repository] = ["auth": dCreds.bytes.encodeBase64().toString()]
+                }
+                buildArguments += " --destination \"${i.repository}${i.destination}\""
+            }
+            sh "set +x; printf '${JsonOutput.toJson(repoAuth)}' > /kaniko/.docker/config.json"
+
+            for (i in buildArg) {
+                buildArguments += " --build-arg ${i}"
+            }
+
+            sh """
+                /kaniko/executor \\
+                    --context "${ws}" \\
+                    -f "${ws}/Dockerfile" \\
+                    ${buildArguments}
+            """
+        }
+    }
+}
+
 def pushArtifact (Map config) {
     def ws = pwd()
     stage ("Push Artifact: " + config.fileName) {