Merge "Resolve the helm templates"

24 files changed, 954 insertions, 27 deletions

diff --git a/kud/tests/plugin_collection_v2.sh b/kud/tests/plugin_collection_v2.sh
index 068864d7..5af4c00b 100755
--- a/kud/tests/plugin_collection_v2.sh
+++ b/kud/tests/plugin_collection_v2.sh
@@ -71,6 +71,7 @@ clusterLabelName2="east-us2"
 
 deploymentIntentGroupName="test_deployment_intent_group"
 deploymentIntentGroupNameDesc="test_deployment_intent_group_desc"
+releaseName="test"
 
 chart_name="edgex"
 profile_name="test_profile"
@@ -344,20 +345,20 @@ payload="$(cat <<EOF
    },
    "spec":{
       "profile":"${main_composite_profile_name}",
-      "version":"${composite_app_version}",
+      "version":"${releaseName}",
       "override-values":[
          {
             "app-name":"${app1_name}",
             "values":
                {
-                  "imageRepository":"registry.hub.docker.com"
+                  "collectd_prometheus.service.name":"collectd-override-by-set-value"
                }
          },
          {
             "app-name":"${app2_name}",
             "values":
                {
-                  "imageRepository":"registry.hub.docker.com"
+                  "service.name":"Prometheus-override-by-set-value"
                }
          }
       ]
@@ -390,3 +391,8 @@ EOF
 call_api -d "${payload}" "${base_url}/projects/${project_name}/composite-apps/${composite_app_name}/${composite_app_version}/deployment-intent-groups/${deploymentIntentGroupName}/intents"
 # END: Adding intents to an intent group
 
+#BEGIN: Instantiation
+print_msg "Getting the sorted templates for each of the apps.."
+call_api -d "" "${base_url}/projects/${project_name}/composite-apps/${composite_app_name}/${composite_app_version}/deployment-intent-groups/${deploymentIntentGroupName}/instantiate"
+# END: Instantiation
+
diff --git a/kud/tests/vnfs/comp-app/collection/app1/profile/override_values.yaml b/kud/tests/vnfs/comp-app/collection/app1/profile/override_values.yaml
index 304ae5de..3a99b73b 100644
--- a/kud/tests/vnfs/comp-app/collection/app1/profile/override_values.yaml
+++ b/kud/tests/vnfs/comp-app/collection/app1/profile/override_values.yaml
@@ -1,7 +1,7 @@
 collectd_prometheus:
   service:
     type: ClusterIP
-    name: collectd-override
+    name: collectd-override-by-file
     port: 9103
     targetPort: 9103
     selector:
diff --git a/kud/tests/vnfs/comp-app/collection/app2/helm/prometheus/values.yaml b/kud/tests/vnfs/comp-app/collection/app2/helm/prometheus/values.yaml
index e35c6735..19bf0477 100644
--- a/kud/tests/vnfs/comp-app/collection/app2/helm/prometheus/values.yaml
+++ b/kud/tests/vnfs/comp-app/collection/app2/helm/prometheus/values.yaml
@@ -37,10 +37,11 @@ prometheus:
         - port: cadvisor-prometheus
           interval: 10s
           path: /metrics
- 
+
   resources: {}
   service:
     type: ClusterIP
+    name: Prometheus-value-file
     annotations: {}
     labels: {}
     clusterIP: ""
@@ -67,3 +68,6 @@ prometheus:
     #type: NodePort
 
     sessionAffinity: ""
+
+global:
+  imagePullSecrets: ""
\ No newline at end of file
diff --git a/kud/tests/vnfs/comp-app/collection/app2/profile/override_values.yaml b/kud/tests/vnfs/comp-app/collection/app2/profile/override_values.yaml
index 6743ac5b..ec551668 100644
--- a/kud/tests/vnfs/comp-app/collection/app2/profile/override_values.yaml
+++ b/kud/tests/vnfs/comp-app/collection/app2/profile/override_values.yaml
@@ -1,6 +1,6 @@
 service:
     type: ClusterIP
-    name: Prometheus
+    name: Prometheus-override-by-file
     annotations: {}
     labels: {}
     clusterIP: ""
\ No newline at end of file
diff --git a/src/k8splugin/go.mod b/src/k8splugin/go.mod
index f924828d..d26de6ef 100644
--- a/src/k8splugin/go.mod
+++ b/src/k8splugin/go.mod
@@ -108,3 +108,5 @@ replace (
 	k8s.io/client-go => k8s.io/client-go v11.0.1-0.20190409021438-1a26190bd76a+incompatible
 	k8s.io/cloud-provider => k8s.io/cloud-provider v0.0.0-20190409023720-1bc0c81fa51d
 )
+
+go 1.13
diff --git a/src/k8splugin/internal/rb/profile.go b/src/k8splugin/internal/rb/profile.go
index 6efa23b8..d81e857e 100644
--- a/src/k8splugin/internal/rb/profile.go
+++ b/src/k8splugin/internal/rb/profile.go
@@ -25,7 +25,6 @@ import (
 
 	"github.com/onap/multicloud-k8s/src/k8splugin/internal/db"
 	"github.com/onap/multicloud-k8s/src/k8splugin/internal/helm"
-
 	pkgerrors "github.com/pkg/errors"
 )
 
diff --git a/src/orchestrator/api/api.go b/src/orchestrator/api/api.go
index 1d38f106..fbd29563 100644
--- a/src/orchestrator/api/api.go
+++ b/src/orchestrator/api/api.go
@@ -33,7 +33,8 @@ func NewRouter(projectClient moduleLib.ProjectManager,
 	deploymentIntentGrpClient moduleLib.DeploymentIntentGroupManager,
 	intentClient moduleLib.IntentManager,
 	compositeProfileClient moduleLib.CompositeProfileManager,
-	appProfileClient moduleLib.AppProfileManager) *mux.Router {
+	appProfileClient moduleLib.AppProfileManager,
+	instantiationClient moduleLib.InstantiationManager) *mux.Router {
 
 	router := mux.NewRouter().PathPrefix("/v2").Subrouter()
 
@@ -163,5 +164,16 @@ func NewRouter(projectClient moduleLib.ProjectManager,
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups/{deployment-intent-group-name}/intents/{intent-name}", intentHandler.getIntentHandler).Methods("GET")
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups/{deployment-intent-group-name}/intents/{intent-name}", intentHandler.deleteIntentHandler).Methods("DELETE")
 
+	// setting routes for Instantiation
+	if instantiationClient == nil {
+		instantiationClient = moduleClient.Instantiation
+	}
+
+	instantiationHandler := instantiationHandler{
+		client: instantiationClient,
+	}
+
+	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups/{deployment-intent-group-name}/instantiate", instantiationHandler.instantiateHandler).Methods("POST")
+
 	return router
 }
diff --git a/src/orchestrator/api/composite_profilehandler_test.go b/src/orchestrator/api/composite_profilehandler_test.go
index 360653c7..42b9b3a1 100644
--- a/src/orchestrator/api/composite_profilehandler_test.go
+++ b/src/orchestrator/api/composite_profilehandler_test.go
@@ -128,7 +128,7 @@ func Test_compositeProfileHandler_createHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("POST", "/v2/projects/{project-name}/composite-apps/{composite-app-name}/{version}/composite-profiles", testCase.reader)
-			resp := executeRequest(request, NewRouter(nil, nil, nil, nil, nil, nil, nil, nil, testCase.cProfClient, nil))
+			resp := executeRequest(request, NewRouter(nil, nil, nil, nil, nil, nil, nil, nil, testCase.cProfClient, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
diff --git a/src/orchestrator/api/controllerhandler_test.go b/src/orchestrator/api/controllerhandler_test.go
index 1844fb32..3c543cb8 100644
--- a/src/orchestrator/api/controllerhandler_test.go
+++ b/src/orchestrator/api/controllerhandler_test.go
@@ -110,7 +110,7 @@ func TestControllerCreateHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("POST", "/v2/controllers", testCase.reader)
-			resp := executeRequest(request, NewRouter(nil, nil, nil, testCase.controllerClient, nil, nil, nil, nil, nil, nil))
+			resp := executeRequest(request, NewRouter(nil, nil, nil, testCase.controllerClient, nil, nil, nil, nil, nil, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
@@ -173,7 +173,7 @@ func TestControllerGetHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("GET", "/v2/controllers/"+testCase.name, nil)
-			resp := executeRequest(request, NewRouter(nil, nil, nil, testCase.controllerClient, nil, nil, nil, nil, nil, nil))
+			resp := executeRequest(request, NewRouter(nil, nil, nil, testCase.controllerClient, nil, nil, nil, nil, nil, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
@@ -222,7 +222,7 @@ func TestControllerDeleteHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("DELETE", "/v2/controllers/"+testCase.name, nil)
-			resp := executeRequest(request, NewRouter(nil, nil, nil, testCase.controllerClient, nil, nil, nil, nil, nil, nil))
+			resp := executeRequest(request, NewRouter(nil, nil, nil, testCase.controllerClient, nil, nil, nil, nil, nil, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
diff --git a/src/orchestrator/api/instantiation_handler.go b/src/orchestrator/api/instantiation_handler.go
new file mode 100644
index 00000000..d9da2183
--- /dev/null
+++ b/src/orchestrator/api/instantiation_handler.go
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package api
+
+import (
+	"github.com/gorilla/mux"
+	moduleLib "github.com/onap/multicloud-k8s/src/orchestrator/pkg/module"
+	"net/http"
+)
+
+/* Used to store backend implementation objects
+Also simplifies mocking for unit testing purposes
+*/
+type instantiationHandler struct {
+	client moduleLib.InstantiationManager
+}
+
+// func (h instantiationHandler) approveInstantiationHandler(w http.ResponseWriter, r *http.Request) {
+
+// 	vars := mux.Vars(r)
+// 	p := vars["project-name"]
+// 	ca := vars["composite-app-name"]
+// 	v := vars["composite-app-version"]
+// 	di := vars["deployment-intent-group-name"]
+
+// 	instantiateErr := h.client.ApproveInstantiation(p, ca, v, di)
+// 	if instantiateErr != nil {
+// 		http.Error(w, instantiateErr.Error(), http.StatusInternalServerError)
+// 		return
+// 	}
+
+// 	w.WriteHeader(http.StatusCreated)
+// }
+
+func (h instantiationHandler) instantiateHandler(w http.ResponseWriter, r *http.Request) {
+
+	vars := mux.Vars(r)
+	p := vars["project-name"]
+	ca := vars["composite-app-name"]
+	v := vars["composite-app-version"]
+	di := vars["deployment-intent-group-name"]
+
+	iErr := h.client.Instantiate(p, ca, v, di)
+	if iErr != nil {
+		http.Error(w, iErr.Error(), http.StatusInternalServerError)
+		return
+	}
+	w.WriteHeader(http.StatusAccepted)
+
+}
diff --git a/src/orchestrator/api/projecthandler_test.go b/src/orchestrator/api/projecthandler_test.go
index af40f961..5e820aa2 100644
--- a/src/orchestrator/api/projecthandler_test.go
+++ b/src/orchestrator/api/projecthandler_test.go
@@ -119,7 +119,7 @@ func TestProjectCreateHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("POST", "/v2/projects", testCase.reader)
-			resp := executeRequest(request, NewRouter(testCase.projectClient, nil, nil, nil, nil, nil, nil, nil, nil, nil))
+			resp := executeRequest(request, NewRouter(testCase.projectClient, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
@@ -188,7 +188,7 @@ func TestProjectGetHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("GET", "/v2/projects/"+testCase.name, nil)
-			resp := executeRequest(request, NewRouter(testCase.projectClient, nil, nil, nil, nil, nil, nil, nil, nil, nil))
+			resp := executeRequest(request, NewRouter(testCase.projectClient, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
@@ -237,7 +237,7 @@ func TestProjectDeleteHandler(t *testing.T) {
 	for _, testCase := range testCases {
 		t.Run(testCase.label, func(t *testing.T) {
 			request := httptest.NewRequest("DELETE", "/v2/projects/"+testCase.name, nil)
-			resp := executeRequest(request, NewRouter(testCase.projectClient, nil, nil, nil, nil, nil, nil, nil, nil, nil))
+			resp := executeRequest(request, NewRouter(testCase.projectClient, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil))
 
 			//Check returned code
 			if resp.StatusCode != testCase.expectedCode {
diff --git a/src/orchestrator/cmd/main.go b/src/orchestrator/cmd/main.go
index f95c057e..001903a7 100644
--- a/src/orchestrator/cmd/main.go
+++ b/src/orchestrator/cmd/main.go
@@ -47,7 +47,7 @@ func main() {
 		log.Fatalln("Exiting...")
 	}
 
-	httpRouter := api.NewRouter(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil)
+	httpRouter := api.NewRouter(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil)
 	loggedRouter := handlers.LoggingHandler(os.Stdout, httpRouter)
 	log.Println("Starting Kubernetes Multicloud API")
 
diff --git a/src/orchestrator/go.mod b/src/orchestrator/go.mod
index 547fa8ed..39d28d5c 100644
--- a/src/orchestrator/go.mod
+++ b/src/orchestrator/go.mod
@@ -2,13 +2,11 @@ module github.com/onap/multicloud-k8s/src/orchestrator
 
 require (
 	github.com/coreos/etcd v3.3.12+incompatible
-	github.com/docker/engine v0.0.0-20190620014054-c513a4c6c298
 	github.com/ghodss/yaml v1.0.0
 	github.com/gogo/protobuf v1.3.1 // indirect
 	github.com/golang/snappy v0.0.1 // indirect
 	github.com/gorilla/handlers v1.3.0
 	github.com/gorilla/mux v1.6.2
-	github.com/hashicorp/consul v1.4.0
 	github.com/json-iterator/go v1.1.8 // indirect
 	github.com/onap/multicloud-k8s/src/k8splugin v0.0.0-20191115005109-f168ebb73d8d // indirect
 	github.com/pkg/errors v0.8.1
@@ -17,9 +15,7 @@ require (
 	go.mongodb.org/mongo-driver v1.0.0
 	golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297
 	golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e // indirect
-	k8s.io/api v0.0.0-20190831074750-7364b6bdad65
 	k8s.io/apimachinery v0.0.0-20190831074630-461753078381
-	k8s.io/client-go v11.0.1-0.20190409021438-1a26190bd76a+incompatible
 	k8s.io/helm v2.14.3+incompatible
 	k8s.io/klog v1.0.0 // indirect
 )
diff --git a/src/orchestrator/go.sum b/src/orchestrator/go.sum
index aeab3b50..8205385d 100644
--- a/src/orchestrator/go.sum
+++ b/src/orchestrator/go.sum
@@ -1,80 +1,119 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
+github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 h1:w+iIsaOQNcT7OZ575w+acHgRric5iCyQh+xv+KJ4HB8=
 github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/DATA-DOG/go-sqlmock v1.3.3 h1:CWUqKXe0s8A2z6qCgkP4Kru7wC11YoAnoupUKFDnH08=
 github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
 github.com/DataDog/datadog-go v2.2.0+incompatible/go.mod h1:LButxg5PwREeZtORoXG3tL4fMGNddJ+vMq1mwgfaqoQ=
+github.com/MakeNowJust/heredoc v0.0.0-20171113091838-e9091a26100e h1:eb0Pzkt15Bm7f2FFYv7sjY7NPFi3cPkS3tv1CcrFBWA=
 github.com/MakeNowJust/heredoc v0.0.0-20171113091838-e9091a26100e/go.mod h1:64YHyfSL2R96J44Nlwm39UHepQbyR5q10x7iYa1ks2E=
+github.com/Masterminds/semver v1.4.2 h1:WBLTQ37jOCzSLtXNdoo8bNM8876KhNqOKvrlGITgsTc=
 github.com/Masterminds/semver v1.4.2/go.mod h1:MB6lktGJrhw8PrUyiEoblNEGEQ+RzHPF078ddwwvV3Y=
+github.com/Masterminds/sprig v2.17.1+incompatible h1:PChbxFGKTWsg9IWh+pSZRCSj3zQkVpL6Hd9uWsFwxtc=
 github.com/Masterminds/sprig v2.17.1+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
 github.com/PuerkitoBio/purell v1.0.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
+github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
 github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
+github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
+github.com/aokoli/goutils v1.1.0 h1:jy4ghdcYvs5EIoGssZNslIASX5m+KNMfyyKvRQ0TEVE=
 github.com/aokoli/goutils v1.1.0/go.mod h1:SijmP0QR8LtwsmDs8Yii5Z/S4trXFGFC2oO5g9DP+DQ=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
 github.com/armon/go-metrics v0.0.0-20190430140413-ec5e00d3c878/go.mod h1:3AMJUQhVx52RsWOnlkpikZr01T/yAVN2gn0861vByNg=
+github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 h1:xJ4a3vCFaGF/jqvzLMYoU8P317H5OQ+Via4RmuPwCS0=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
+github.com/chai2010/gettext-go v0.0.0-20170215093142-bf70f2a70fb1 h1:HD4PLRzjuCVW79mQ0/pdsalOLHJ+FaEoqJLxfltpb2U=
 github.com/chai2010/gettext-go v0.0.0-20170215093142-bf70f2a70fb1/go.mod h1:/iP1qXHoty45bqomnu2LM+VVyAEdWN+vtSHGlQgyxbw=
 github.com/circonus-labs/circonus-gometrics v2.3.1+incompatible/go.mod h1:nmEj6Dob7S7YxXgwXpfOuvO54S+tGdZdw9fuRZt25Ag=
 github.com/circonus-labs/circonusllhist v0.1.3/go.mod h1:kMXHVDlOchFAehlya5ePtbp5jckzBHf4XRpQvBOLI+I=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/coreos/bbolt v1.3.3 h1:n6AiVyVRKQFNb6mJlwESEvvLoDyiTzXX7ORAUlkeBdY=
 github.com/coreos/bbolt v1.3.3/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
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@@ -85,26 +124,36 @@ github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5y
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@@ -120,17 +169,25 @@ github.com/hashicorp/go-rootcerts v0.0.0-20160503143440-6bb64b370b90 h1:VBj0QYQ0
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+github.com/ziutek/mymysql v1.5.4 h1:GB0qdRGsTwQSBVYuVShFBKaXSnSnYYC2d9knnE1LHFs=
 github.com/ziutek/mymysql v1.5.4/go.mod h1:LMSpPZ6DbqWFxNCHW77HeMg9I646SAhApZ/wKdgO/C0=
+go.etcd.io/bbolt v1.3.3 h1:MUGmc65QhB3pIlaQ5bB4LwqSj6GIonVJXpZiaKNyaKk=
 go.etcd.io/bbolt v1.3.3/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/etcd v3.3.12+incompatible h1:V6PRYRGpU4k5EajJaaj/GL3hqIdzyPnBU8aPUp+35yw=
 go.etcd.io/etcd v3.3.12+incompatible/go.mod h1:yaeTdrJi5lOmYerz05bd8+V7KubZs8YSFZfzsF9A6aI=
 go.mongodb.org/mongo-driver v1.0.0 h1:KxPRDyfB2xXnDE2My8acoOWBQkfv3tz0SaWTRZjJR0c=
 go.mongodb.org/mongo-driver v1.0.0/go.mod h1:u7ryQJ+DOzQmeO7zB6MHyr8jkEQvC8vH7qLUO4lqsUM=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
+go.uber.org/atomic v1.4.0 h1:cxzIVoETapQEqDhQu3QfnvXAV4AlzcvUCxkVUFw3+EU=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
+go.uber.org/multierr v1.1.0 h1:HoEmRHQPVSqub6w2z2d2EOVs2fjyFRGyofhKuyDq0QI=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
+go.uber.org/zap v1.10.0 h1:ORx85nbTijNz8ljznvCMR1ZBIPKFn3jQrag10X2AsuM=
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20181203042331-505ab145d0a9/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@@ -274,6 +368,7 @@ golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297 h1:k7pJ2yAPLPgbskkFdhRCsA77k
 golang.org/x/net v0.0.0-20190827160401-ba9fcec4b297/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
+golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45 h1:SVwTIAaPC2U/AvvLNZ2a7OVsmBpC8L5BlwK1whH3hm0=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -300,6 +395,7 @@ golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
+golang.org/x/time v0.0.0-20181108054448-85acf8d2951c h1:fqgJT0MGcGpPgpWU7VRdRjuArfcOvC4AoJmILihzhDg=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -313,6 +409,7 @@ golang.org/x/tools v0.0.0-20190624180213-70d37148ca0c/go.mod h1:/rFqwRUd4F7ZHNgw
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
+google.golang.org/appengine v1.5.0 h1:KxkO13IPW4Lslp2bz+KHP2E3gtFlrIGNThxkZQ3g+4c=
 google.golang.org/appengine v1.5.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
@@ -322,43 +419,59 @@ google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98
 google.golang.org/grpc v1.19.0 h1:cfg4PD8YEdSFnm7qLV4++93WcmhH2nIUhMjhdCvl3j8=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
+gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
+gopkg.in/gorp.v1 v1.7.2 h1:j3DWlAyGVv8whO7AcIWznQ2Yj7yJkn34B8s63GViAAw=
 gopkg.in/gorp.v1 v1.7.2/go.mod h1:Wo3h+DBQZIxATwftsglhdD/62zRFPhGhTiu5jUJmCaw=
 gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
+gopkg.in/square/go-jose.v2 v2.2.2 h1:orlkJ3myw8CN1nVQHBFfloD+L3egixIa4FvUP6RosSA=
 gopkg.in/square/go-jose.v2 v2.2.2/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 k8s.io/api v0.0.0-20190409021203-6e4e0e4f393b h1:aBGgKJUM9Hk/3AE8WaZIApnTxG35kbuQba2w+SXqezo=
 k8s.io/api v0.0.0-20190409021203-6e4e0e4f393b/go.mod h1:iuAfoD4hCxJ8Onx9kaTIt30j7jUFS00AXQi6QMi99vA=
+k8s.io/apiextensions-apiserver v0.0.0-20190409022649-727a075fdec8 h1:q1Qvjzs/iEdXF6A1a8H3AKVFDzJNcJn3nXMs6R6qFtA=
 k8s.io/apiextensions-apiserver v0.0.0-20190409022649-727a075fdec8/go.mod h1:IxkesAMoaCRoLrPJdZNZUQp9NfZnzqaVzLhb2VEQzXE=
 k8s.io/apimachinery v0.0.0-20190404173353-6a84e37a896d h1:Jmdtdt1ZnoGfWWIIik61Z7nKYgO3J+swQJtPYsP9wHA=
 k8s.io/apimachinery v0.0.0-20190404173353-6a84e37a896d/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
+k8s.io/apiserver v0.0.0-20190409021813-1ec86e4da56c h1:k7ALUVzrOEgz4hOF+pr4pePn7TqZ9lB/8Z8ndMSsWSU=
 k8s.io/apiserver v0.0.0-20190409021813-1ec86e4da56c/go.mod h1:6bqaTSOSJavUIXUtfaR9Os9JtTCm8ZqH2SUl2S60C4w=
+k8s.io/cli-runtime v0.0.0-20190409023024-d644b00f3b79 h1:bZyxc0wzVA5KgUfAXZA6z872zDWmyslwfvrr175VF68=
 k8s.io/cli-runtime v0.0.0-20190409023024-d644b00f3b79/go.mod h1:qWnH3/b8sp/l7EvlDh7ulDU3UWA4P4N1NFbEEP791tM=
 k8s.io/client-go v11.0.1-0.20190409021438-1a26190bd76a+incompatible h1:U5Bt+dab9K8qaUmXINrkXO135kA11/i5Kg1RUydgaMQ=
 k8s.io/client-go v11.0.1-0.20190409021438-1a26190bd76a+incompatible/go.mod h1:7vJpHMYJwNQCWgzmNV+VYUl1zCObLyodBc8nIyt8L5s=
+k8s.io/cloud-provider v0.0.0-20190409023720-1bc0c81fa51d h1:ad7UpNUGRx6FbYoK4+xIYyeS2CUShjNKY45YN1ipjLI=
 k8s.io/cloud-provider v0.0.0-20190409023720-1bc0c81fa51d/go.mod h1:LlIffnLBu+GG7d4ppPzC8UnA1Ex8S+ntmSRVsnr7Xy4=
 k8s.io/gengo v0.0.0-20190128074634-0689ccc1d7d6/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
+k8s.io/helm v2.14.3+incompatible h1:uzotTcZXa/b2SWVoUzM1xiCXVjI38TuxMujS/1s+3Gw=
 k8s.io/helm v2.14.3+incompatible/go.mod h1:LZzlS4LQBHfciFOurYBFkCMTaZ0D1l+p0teMg7TSULI=
 k8s.io/klog v0.0.0-20181102134211-b9b56d5dfc92/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
 k8s.io/klog v0.3.0/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
 k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8=
 k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
+k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf h1:EYm5AW/UUDbnmnI+gK0TJDVK9qPLhM+sRHYanNKw0EQ=
 k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf/go.mod h1:1TqjTSzOxsLGIKfj0lK8EeCP7K1iUG65v09OM0/WG5E=
+k8s.io/kubernetes v1.14.1 h1:I9F52h5sqVxBmoSsBlNQ0YygNcukDilkpGxUbJRoBoY=
 k8s.io/kubernetes v1.14.1/go.mod h1:ocZa8+6APFNC2tX1DZASIbocyYT5jHzqFVsY5aoB7Jk=
+k8s.io/utils v0.0.0-20190907131718-3d4f5b7dea0b h1:eMM0sTvh3KBVGwJfuNcU86P38TJhlVMAICbFPDG3t0M=
 k8s.io/utils v0.0.0-20190907131718-3d4f5b7dea0b/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
+sigs.k8s.io/kustomize v2.0.3+incompatible h1:JUufWFNlI44MdtnjUqVnvh29rR37PQFzPbLXqhyOyX0=
 sigs.k8s.io/kustomize v2.0.3+incompatible/go.mod h1:MkjgH3RdOWrievjo6c9T245dYlB5QeXV4WCbnt/PEpU=
 sigs.k8s.io/structured-merge-diff v0.0.0-20190525122527-15d366b2352e/go.mod h1:wWxsB5ozmmv/SG7nM11ayaAW51xMvak/t1r0CSlcokI=
 sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=
+vbom.ml/util v0.0.0-20180919145318-efcd4e0f9787 h1:O69FD9pJA4WUZlEwYatBEEkRWKQ5cKodWpdKTrCS/iQ=
 vbom.ml/util v0.0.0-20180919145318-efcd4e0f9787/go.mod h1:so/NYdZXCz+E3ZpW0uAoCj6uzU2+8OWDFv/HxUSs7kI=
diff --git a/src/orchestrator/pkg/infra/db/mongo.go b/src/orchestrator/pkg/infra/db/mongo.go
index a344aa1c..b33d6c65 100644
--- a/src/orchestrator/pkg/infra/db/mongo.go
+++ b/src/orchestrator/pkg/infra/db/mongo.go
@@ -49,7 +49,7 @@ type MongoCollection interface {
 		opts ...*options.FindOptions) (*mongo.Cursor, error)
 	UpdateOne(ctx context.Context, filter interface{}, update interface{},
 		opts ...*options.UpdateOptions) (*mongo.UpdateResult, error)
-        CountDocuments(ctx context.Context, filter interface{},
+	CountDocuments(ctx context.Context, filter interface{},
 		opts ...*options.CountOptions) (int64, error)
 }
 
@@ -587,4 +587,3 @@ func (m *MongoStore) Remove(coll string, key Key) error {
 	}
 	return nil
 }
-
diff --git a/src/orchestrator/pkg/infra/db/store.go b/src/orchestrator/pkg/infra/db/store.go
index e87722cd..9c6532f1 100644
--- a/src/orchestrator/pkg/infra/db/store.go
+++ b/src/orchestrator/pkg/infra/db/store.go
@@ -59,7 +59,7 @@ type Store interface {
 	// Find the document(s) with key and get the tag values from the document(s)
 	Find(coll string, key Key, tag string) ([][]byte, error)
 
-        // Removes the document(s) matching the key if no child reference in collection
+	// Removes the document(s) matching the key if no child reference in collection
 	Remove(coll string, key Key) error
 
 	// Remove all the document(s) matching the key
diff --git a/src/orchestrator/pkg/module/app.go b/src/orchestrator/pkg/module/app.go
index 1e1a5974..40659de8 100644
--- a/src/orchestrator/pkg/module/app.go
+++ b/src/orchestrator/pkg/module/app.go
@@ -38,6 +38,7 @@ type AppMetaData struct {
 }
 
 //AppContent contains fileContent
+// TODO : This should have been []byte
 type AppContent struct {
 	FileContent string
 }
diff --git a/src/orchestrator/pkg/module/composite_profile.go b/src/orchestrator/pkg/module/composite_profile.go
index dca2116a..25a9721c 100644
--- a/src/orchestrator/pkg/module/composite_profile.go
+++ b/src/orchestrator/pkg/module/composite_profile.go
@@ -121,7 +121,7 @@ func (c *CompositeProfileClient) CreateCompositeProfile(cpf CompositeProfile, p
 	return cpf, nil
 }
 
-// GetCompositeProfile shall take arguments - name of the composite profile, name of //// the project, name of the composite app and version of the composite app. It shall return the CompositeProfile if its present.
+// GetCompositeProfile shall take arguments - name of the composite profile, name of the project, name of the composite app and version of the composite app. It shall return the CompositeProfile if its present.
 func (c *CompositeProfileClient) GetCompositeProfile(cpf string, p string, ca string, v string) (CompositeProfile, error) {
 	key := CompositeProfileKey{
 		Name:         cpf,
@@ -147,7 +147,7 @@ func (c *CompositeProfileClient) GetCompositeProfile(cpf string, p string, ca st
 	return CompositeProfile{}, pkgerrors.New("Error getting CompositeProfile")
 }
 
-// GetCompositeProfile shall take arguments - name of the composite profile, name of //// the project, name of the composite app and version of the composite app. It shall return the CompositeProfile if its present.
+// GetCompositeProfiles shall take arguments - name of the project, name of the composite profile and version of the composite app. It shall return an array of CompositeProfile.
 func (c *CompositeProfileClient) GetCompositeProfiles(p string, ca string, v string) ([]CompositeProfile, error) {
 	key := CompositeProfileKey{
 		Name:         "",
@@ -175,7 +175,7 @@ func (c *CompositeProfileClient) GetCompositeProfiles(p string, ca string, v str
 	return resp, nil
 }
 
-// DeleteCompositeProfile the intent from the database
+// DeleteCompositeProfile deletes the compsiteApp profile from the database
 func (c *CompositeProfileClient) DeleteCompositeProfile(cpf string, p string, ca string, v string) error {
 	key := CompositeProfileKey{
 		Name:         cpf,
diff --git a/src/orchestrator/pkg/module/instantiation.go b/src/orchestrator/pkg/module/instantiation.go
new file mode 100644
index 00000000..3c704181
--- /dev/null
+++ b/src/orchestrator/pkg/module/instantiation.go
@@ -0,0 +1,143 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package module
+
+import (
+	"fmt"
+	"github.com/onap/multicloud-k8s/src/orchestrator/utils/helm"
+
+	"github.com/onap/multicloud-k8s/src/orchestrator/utils/types"
+	pkgerrors "github.com/pkg/errors"
+
+	"encoding/base64"
+	"log"
+)
+
+// ManifestFileName is the name given to the manifest file in the profile package
+const ManifestFileName = "manifest.yaml"
+
+// InstantiationClient implements the InstantiationManager
+type InstantiationClient struct {
+	storeName   string
+	tagMetaData string
+}
+
+// InstantiationManager is an interface which exposes the
+// InstantiationManager functionalities
+type InstantiationManager interface {
+	//ApproveInstantiation(p string, ca string, v string, di string) (error)
+	Instantiate(p string, ca string, v string, di string) error
+}
+
+// NewInstantiationClient returns an instance of InstantiationClient
+func NewInstantiationClient() *InstantiationClient {
+	return &InstantiationClient{
+		storeName:   "orchestrator",
+		tagMetaData: "instantiation",
+	}
+}
+
+// TODO
+//ApproveInstantiation approves an instantiation
+// func (c InstantiationClient) ApproveInstantiation(p string, ca string, v string, di string) (error){
+// }
+
+func getOverrideValuesByAppName(ov []OverrideValues, a string) map[string]string {
+	for _, eachOverrideVal := range ov {
+		if eachOverrideVal.AppName == a {
+			return eachOverrideVal.ValuesObj
+		}
+	}
+	return map[string]string{}
+}
+
+// GetSortedTemplateForApp returns the sorted templates.
+//It takes in arguments - appName, project, compositeAppName, releaseName, compositeProfileName, array of override values
+func GetSortedTemplateForApp(appName, p, ca, v, rName, cp string, overrideValues []OverrideValues) ([]types.KubernetesResourceTemplate, error) {
+
+	log.Println("Processing App.. ", appName)
+
+	var sortedTemplates []types.KubernetesResourceTemplate
+
+	aC, err := NewAppClient().GetAppContent(appName, p, ca, v)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, fmt.Sprint("Not finding the content of app:: ", appName))
+	}
+	appContent, err := base64.StdEncoding.DecodeString(aC.FileContent)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, "Fail to convert to byte array")
+	}
+	log.Println("Got the app content..")
+
+	appPC, err := NewAppProfileClient().GetAppProfileContentByApp(p, ca, v, cp, appName)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, fmt.Sprintf("Not finding the appProfileContent for:: %s", appName))
+	}
+	appProfileContent, err := base64.StdEncoding.DecodeString(appPC.Profile)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, "Fail to convert to byte array")
+	}
+
+	log.Println("Got the app Profile content ...")
+
+	overrideValuesOfApp := getOverrideValuesByAppName(overrideValues, appName)
+	//Convert override values from map to array of strings of the following format
+	//foo=bar
+	overrideValuesOfAppStr := []string{}
+	if overrideValuesOfApp != nil {
+		for k, v := range overrideValuesOfApp {
+			overrideValuesOfAppStr = append(overrideValuesOfAppStr, k+"="+v)
+		}
+	}
+
+	sortedTemplates, err = helm.NewTemplateClient("", "default", rName,
+		ManifestFileName).Resolve(appContent,
+		appProfileContent, overrideValuesOfAppStr,
+		rName, appName)
+
+	log.Printf("The len of the sortedTemplates :: %d", len(sortedTemplates))
+
+	return sortedTemplates, err
+}
+
+// Instantiate methods takes in project
+func (c InstantiationClient) Instantiate(p string, ca string, v string, di string) error {
+
+	dIGrp, err := NewDeploymentIntentGroupClient().GetDeploymentIntentGroup(di, p, ca, v)
+	if err != nil {
+		return pkgerrors.Wrap(err, "Not finding the deploymentIntentGroup")
+	}
+	rName := dIGrp.Spec.Version //rName is releaseName
+	overrideValues := dIGrp.Spec.OverrideValuesObj
+	cp := dIGrp.Spec.Profile
+
+	log.Printf("dIGrp :: %s, releaseName :: %s and cp :: %s \n", dIGrp.MetaData.Name, rName, cp)
+	allApps, err := NewAppClient().GetApps(p, ca, v)
+	if err != nil {
+		return pkgerrors.Wrap(err, "Not finding the apps")
+	}
+	for _, eachApp := range allApps {
+		sortedTemplates, err := GetSortedTemplateForApp(eachApp.Metadata.Name, p, ca, v, rName, cp, overrideValues)
+		if err != nil {
+			return pkgerrors.Wrap(err, "Unable to get the sorted templates for app")
+		}
+		log.Printf("Resolved all the templates for app :: %s under the compositeApp...", eachApp.Metadata.Name)
+		log.Printf("sortedTemplates :: %v ", sortedTemplates)
+	}
+	log.Printf("Done with instantiation...")
+	return err
+}
diff --git a/src/orchestrator/pkg/module/module.go b/src/orchestrator/pkg/module/module.go
index c697bbff..e05b8753 100644
--- a/src/orchestrator/pkg/module/module.go
+++ b/src/orchestrator/pkg/module/module.go
@@ -1,5 +1,5 @@
 /*
- * Copyright 2018 Intel Corporation, Inc
+ * Copyright 2020 Intel Corporation, Inc
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -29,6 +29,7 @@ type Client struct {
 	CompositeProfile       *CompositeProfileClient
 	AppProfile             *AppProfileClient
 	// Add Clients for API's here
+	Instantiation *InstantiationClient
 }
 
 // NewClient creates a new client for using the services
@@ -45,5 +46,6 @@ func NewClient() *Client {
 	c.CompositeProfile = NewCompositeProfileClient()
 	c.AppProfile = NewAppProfileClient()
 	// Add Client API handlers here
+	c.Instantiation = NewInstantiationClient()
 	return c
 }
diff --git a/src/orchestrator/utils/helm/helm.go b/src/orchestrator/utils/helm/helm.go
new file mode 100644
index 00000000..f0d15fbf
--- /dev/null
+++ b/src/orchestrator/utils/helm/helm.go
@@ -0,0 +1,320 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package helm
+
+import (
+	"bytes"
+	utils "github.com/onap/multicloud-k8s/src/orchestrator/utils"
+	"github.com/onap/multicloud-k8s/src/orchestrator/utils/types"
+
+	pkgerrors "github.com/pkg/errors"
+	"log"
+
+	"fmt"
+	"io/ioutil"
+	"k8s.io/helm/pkg/strvals"
+	"os"
+	"path/filepath"
+	"regexp"
+	"strings"
+
+	"github.com/ghodss/yaml"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/runtime/serializer/json"
+	"k8s.io/apimachinery/pkg/util/validation"
+	k8syaml "k8s.io/apimachinery/pkg/util/yaml"
+	"k8s.io/helm/pkg/chartutil"
+	"k8s.io/helm/pkg/manifest"
+	"k8s.io/helm/pkg/proto/hapi/chart"
+	"k8s.io/helm/pkg/releaseutil"
+	"k8s.io/helm/pkg/renderutil"
+	"k8s.io/helm/pkg/tiller"
+	"k8s.io/helm/pkg/timeconv"
+)
+
+// Template is the interface for all helm templating commands
+// Any backend implementation will implement this interface and will
+// access the functionality via this.
+type Template interface {
+	GenerateKubernetesArtifacts(
+		chartPath string,
+		valueFiles []string,
+		values []string) (map[string][]string, error)
+}
+
+// TemplateClient implements the Template interface
+// It will also be used to maintain any localized state
+type TemplateClient struct {
+	whitespaceRegex *regexp.Regexp
+	kubeVersion     string
+	kubeNameSpace   string
+	releaseName     string
+	manifestName    string
+}
+
+// NewTemplateClient returns a new instance of TemplateClient
+func NewTemplateClient(k8sversion, namespace, releasename, manifestFileName string) *TemplateClient {
+	return &TemplateClient{
+		whitespaceRegex: regexp.MustCompile(`^\s*$`),
+		// defaultKubeVersion is the default value of --kube-version flag
+		kubeVersion:   k8sversion,
+		kubeNameSpace: namespace,
+		releaseName:   releasename,
+		manifestName:  manifestFileName,
+	}
+}
+
+// Combines valueFiles and values into a single values stream.
+// values takes precedence over valueFiles
+func (h *TemplateClient) processValues(valueFiles []string, values []string) ([]byte, error) {
+	base := map[string]interface{}{}
+
+	//Values files that are used for overriding the chart
+	for _, filePath := range valueFiles {
+		currentMap := map[string]interface{}{}
+
+		var bytes []byte
+		var err error
+		if strings.TrimSpace(filePath) == "-" {
+			bytes, err = ioutil.ReadAll(os.Stdin)
+		} else {
+			bytes, err = ioutil.ReadFile(filePath)
+		}
+
+		if err != nil {
+			return []byte{}, err
+		}
+
+		if err := yaml.Unmarshal(bytes, &currentMap); err != nil {
+			return []byte{}, fmt.Errorf("failed to parse %s: %s", filePath, err)
+		}
+		// Merge with the previous map
+		base = h.mergeValues(base, currentMap)
+	}
+
+	//User specified value. Similar to ones provided by -x
+	for _, value := range values {
+		if err := strvals.ParseInto(value, base); err != nil {
+			return []byte{}, fmt.Errorf("failed parsing --set data: %s", err)
+		}
+	}
+
+	return yaml.Marshal(base)
+}
+
+func (h *TemplateClient) mergeValues(dest map[string]interface{}, src map[string]interface{}) map[string]interface{} {
+	for k, v := range src {
+		// If the key doesn't exist already, then just set the key to that value
+		if _, exists := dest[k]; !exists {
+			dest[k] = v
+			continue
+		}
+		nextMap, ok := v.(map[string]interface{})
+		// If it isn't another map, overwrite the value
+		if !ok {
+			dest[k] = v
+			continue
+		}
+		// Edge case: If the key exists in the destination, but isn't a map
+		destMap, isMap := dest[k].(map[string]interface{})
+		// If the source map has a map for this key, prefer it
+		if !isMap {
+			dest[k] = v
+			continue
+		}
+		// If we got to this point, it is a map in both, so merge them
+		dest[k] = h.mergeValues(destMap, nextMap)
+	}
+	return dest
+}
+
+// GenerateKubernetesArtifacts a mapping of type to fully evaluated helm template
+func (h *TemplateClient) GenerateKubernetesArtifacts(inputPath string, valueFiles []string,
+	values []string) ([]types.KubernetesResourceTemplate, error) {
+
+	var outputDir, chartPath, namespace, releaseName string
+	var retData []types.KubernetesResourceTemplate
+
+	releaseName = h.releaseName
+	namespace = h.kubeNameSpace
+
+	// verify chart path exists
+	if _, err := os.Stat(inputPath); err == nil {
+		if chartPath, err = filepath.Abs(inputPath); err != nil {
+			return retData, err
+		}
+	} else {
+		return retData, err
+	}
+
+	//Create a temp directory in the system temp folder
+	outputDir, err := ioutil.TempDir("", "helm-tmpl-")
+	if err != nil {
+		return retData, pkgerrors.Wrap(err, "Got error creating temp dir")
+	}
+	log.Printf("The o/p dir:: %s ", outputDir)
+
+	if namespace == "" {
+		namespace = "default"
+	}
+
+	// get combined values and create config
+	rawVals, err := h.processValues(valueFiles, values)
+	if err != nil {
+		return retData, err
+	}
+	config := &chart.Config{Raw: string(rawVals), Values: map[string]*chart.Value{}}
+
+	if msgs := validation.IsDNS1123Label(releaseName); releaseName != "" && len(msgs) > 0 {
+		return retData, fmt.Errorf("release name %s is not a valid DNS label: %s", releaseName, strings.Join(msgs, ";"))
+	}
+
+	// Check chart requirements to make sure all dependencies are present in /charts
+	c, err := chartutil.Load(chartPath)
+	if err != nil {
+		return retData, pkgerrors.Errorf("Got error: %s", err.Error())
+	}
+
+	renderOpts := renderutil.Options{
+		ReleaseOptions: chartutil.ReleaseOptions{
+			Name:      releaseName,
+			IsInstall: true,
+			IsUpgrade: false,
+			Time:      timeconv.Now(),
+			Namespace: namespace,
+		},
+		KubeVersion: h.kubeVersion,
+	}
+
+	renderedTemplates, err := renderutil.Render(c, config, renderOpts)
+	if err != nil {
+		return retData, err
+	}
+
+	newRenderedTemplates := make(map[string]string)
+
+	//Some manifests can contain multiple yaml documents
+	//This step is splitting them up into multiple files
+	//Each file contains only a single k8s kind
+	for k, v := range renderedTemplates {
+		//Splits into manifest-0, manifest-1 etc
+		if filepath.Base(k) == "NOTES.txt" {
+			continue
+		}
+		rmap := releaseutil.SplitManifests(v)
+		count := 0
+		for _, v1 := range rmap {
+			key := fmt.Sprintf("%s-%d", k, count)
+			newRenderedTemplates[key] = v1
+			count = count + 1
+		}
+	}
+
+	listManifests := manifest.SplitManifests(newRenderedTemplates)
+	var manifestsToRender []manifest.Manifest
+	//render all manifests in the chart
+	manifestsToRender = listManifests
+	for _, m := range tiller.SortByKind(manifestsToRender) {
+		data := m.Content
+		b := filepath.Base(m.Name)
+		if b == "NOTES.txt" {
+			continue
+		}
+		if strings.HasPrefix(b, "_") {
+			continue
+		}
+
+		// blank template after execution
+		if h.whitespaceRegex.MatchString(data) {
+			continue
+		}
+
+		mfilePath := filepath.Join(outputDir, m.Name)
+		utils.EnsureDirectory(mfilePath)
+		err = ioutil.WriteFile(mfilePath, []byte(data), 0666)
+		if err != nil {
+			return retData, err
+		}
+
+		gvk, err := getGroupVersionKind(data)
+		if err != nil {
+			return retData, err
+		}
+
+		kres := types.KubernetesResourceTemplate{
+			GVK:      gvk,
+			FilePath: mfilePath,
+		}
+		retData = append(retData, kres)
+	}
+	return retData, nil
+}
+
+func getGroupVersionKind(data string) (schema.GroupVersionKind, error) {
+	out, err := k8syaml.ToJSON([]byte(data))
+	if err != nil {
+		return schema.GroupVersionKind{}, pkgerrors.Wrap(err, "Converting yaml to json")
+	}
+
+	simpleMeta := json.SimpleMetaFactory{}
+	gvk, err := simpleMeta.Interpret(out)
+	if err != nil {
+		return schema.GroupVersionKind{}, pkgerrors.Wrap(err, "Parsing apiversion and kind")
+	}
+
+	return *gvk, nil
+}
+
+// Resolver is an interface exposes the helm related functionalities
+type Resolver interface {
+	Resolve(appContent, appProfileContent []byte, overrideValuesOfAppStr []string, rName string) ([]types.KubernetesResourceTemplate, error)
+}
+
+// Resolve function
+func (h *TemplateClient) Resolve(appContent []byte, appProfileContent []byte, overrideValuesOfAppStr []string, rName, appName string) ([]types.KubernetesResourceTemplate, error) {
+
+	var sortedTemplates []types.KubernetesResourceTemplate
+
+	//prPath is the tmp path where the appProfileContent is extracted.
+	prPath, err := utils.ExtractTarBall(bytes.NewBuffer(appProfileContent))
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, "Extracting Profile Content")
+	}
+	log.Printf("The profile path:: %s", prPath)
+
+	prYamlClient, err := utils.ProcessProfileYaml(prPath, h.manifestName)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, "Processing Profile Manifest")
+	}
+	log.Println("Got the profileYamlClient..")
+
+	//chartBasePath is the tmp path where the appContent(rawHelmCharts) is extracted.
+	chartBasePath, err := utils.ExtractTarBall(bytes.NewBuffer(appContent))
+	log.Printf("The chartBasePath :: %s", chartBasePath)
+
+	err = prYamlClient.CopyConfigurationOverrides(chartBasePath)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, "Copying configresources to chart")
+	}
+
+	chartPath := filepath.Join(chartBasePath, appName)
+	sortedTemplates, err = h.GenerateKubernetesArtifacts(chartPath, []string{prYamlClient.GetValues()}, overrideValuesOfAppStr)
+	if err != nil {
+		return sortedTemplates, pkgerrors.Wrap(err, "Generate final k8s yaml")
+	}
+	return sortedTemplates, nil
+}
diff --git a/src/orchestrator/utils/profile_yaml.go b/src/orchestrator/utils/profile_yaml.go
new file mode 100644
index 00000000..91687c0a
--- /dev/null
+++ b/src/orchestrator/utils/profile_yaml.go
@@ -0,0 +1,109 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package utils
+
+import (
+	"io/ioutil"
+	"log"
+	"path/filepath"
+
+	"github.com/ghodss/yaml"
+	pkgerrors "github.com/pkg/errors"
+)
+
+/*
+#Sample Yaml format for profile manifest.yaml
+---
+version: v1
+type:
+  values: "values_override.yaml"
+  configresource:
+    - filepath: config.yaml
+      chartpath: chart/config/resources/config.yaml
+    - filepath: config2.yaml
+      chartpath: chart/config/resources/config2.yaml
+*/
+
+type overrideFiles struct {
+	FilePath  string `yaml:"filepath"`
+	ChartPath string `yaml:"chartpath"`
+}
+
+type supportedOverrides struct {
+	ConfigResource []overrideFiles `yaml:"configresource"`
+	Values         string          `yaml:"values"`
+}
+
+type profileOverride struct {
+	Version string             `yaml:"version"`
+	Type    supportedOverrides `yaml:"type"`
+}
+
+type ProfileYamlClient struct {
+	path     string
+	override profileOverride
+}
+
+func (p ProfileYamlClient) Print() {
+	log.Println(p.override)
+}
+
+//GetValues returns a path to the override values.yam
+//that was part of the profile
+func (p ProfileYamlClient) GetValues() string {
+	return filepath.Join(p.path, p.override.Type.Values)
+}
+
+//CopyConfigurationOverrides copies the various files that are
+//provided as overrides to their corresponding locations within
+//the destination chart.
+func (p ProfileYamlClient) CopyConfigurationOverrides(chartPath string) error {
+
+	//Iterate over each configresource and copy that file into
+	//the respective path in the chart.
+	for _, v := range p.override.Type.ConfigResource {
+		data, err := ioutil.ReadFile(filepath.Join(p.path, v.FilePath))
+		if err != nil {
+			return pkgerrors.Wrap(err, "Reading configuration file")
+		}
+		err = ioutil.WriteFile(filepath.Join(chartPath, v.ChartPath), data, 0644)
+		if err != nil {
+			return pkgerrors.Wrap(err, "Writing configuration file into chartpath")
+		}
+	}
+
+	return nil
+}
+
+//ProcessProfileYaml parses the manifest.yaml file that is part of the profile
+//package and creates the appropriate structures out of it.
+func ProcessProfileYaml(fpath string, manifestFileName string) (ProfileYamlClient, error) {
+
+	p := filepath.Join(fpath, manifestFileName)
+	data, err := ioutil.ReadFile(p)
+	if err != nil {
+		return ProfileYamlClient{}, pkgerrors.Wrap(err, "Reading manifest file")
+	}
+
+	out := profileOverride{}
+	err = yaml.Unmarshal(data, &out)
+	if err != nil {
+		return ProfileYamlClient{}, pkgerrors.Wrap(err, "Marshaling manifest yaml file")
+	}
+
+	return ProfileYamlClient{path: fpath, override: out}, nil
+}
diff --git a/src/orchestrator/utils/types/types.go b/src/orchestrator/utils/types/types.go
new file mode 100644
index 00000000..4ffb4180
--- /dev/null
+++ b/src/orchestrator/utils/types/types.go
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package types
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+// KubernetesResourceTemplate - Represents the template that is used to create a particular
+// resource in Kubernetes
+type KubernetesResourceTemplate struct {
+	// Tracks the apiVersion and Kind of the resource
+	GVK schema.GroupVersionKind
+	// Path to the file that contains the resource info
+	FilePath string
+}
+
+// KubernetesResource is the resource that is created in Kubernetes
+// It is the type that will be used for tracking a resource.
+// Any future information such as status, time can be added here
+// for tracking.
+type KubernetesResource struct {
+	// Tracks the apiVersion and Kind of the resource
+	GVK schema.GroupVersionKind
+	// Name of resource in Kubernetes
+	Name string
+}
diff --git a/src/orchestrator/utils/util-functions.go b/src/orchestrator/utils/util-functions.go
new file mode 100644
index 00000000..13c78ba4
--- /dev/null
+++ b/src/orchestrator/utils/util-functions.go
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package utils
+
+import (
+	"archive/tar"
+	"compress/gzip"
+	"io"
+	"io/ioutil"
+	"os"
+	"path"
+	"path/filepath"
+
+	pkgerrors "github.com/pkg/errors"
+)
+
+//ExtractTarBall provides functionality to extract a tar.gz file
+//into a temporary location for later use.
+//It returns the path to the new location
+func ExtractTarBall(r io.Reader) (string, error) {
+	//Check if it is a valid gz
+	gzf, err := gzip.NewReader(r)
+	if err != nil {
+		return "", pkgerrors.Wrap(err, "Invalid gzip format")
+	}
+
+	//Check if it is a valid tar file
+	//Unfortunately this can only be done by inspecting all the tar contents
+	tarR := tar.NewReader(gzf)
+	first := true
+
+	outDir, _ := ioutil.TempDir("", "k8s-ext-")
+
+	for true {
+		header, err := tarR.Next()
+
+		if err == io.EOF {
+			//Check if we have just a gzip file without a tar archive inside
+			if first {
+				return "", pkgerrors.New("Empty or non-existant Tar file found")
+			}
+			//End of archive
+			break
+		}
+
+		if err != nil {
+			return "", pkgerrors.Wrap(err, "Error reading tar file")
+		}
+
+		target := filepath.Join(outDir, header.Name)
+
+		switch header.Typeflag {
+		case tar.TypeDir:
+			if _, err := os.Stat(target); err != nil {
+				// Using 755 read, write, execute for owner
+				// groups and others get read and execute permissions
+				// on the folder.
+				if err := os.MkdirAll(target, 0755); err != nil {
+					return "", pkgerrors.Wrap(err, "Creating directory")
+				}
+			}
+		case tar.TypeReg:
+			if target == outDir { // Handle '.' substituted to '' entry
+				continue
+			}
+
+			err = EnsureDirectory(target)
+			if err != nil {
+				return "", pkgerrors.Wrap(err, "Creating Directory")
+			}
+
+			f, err := os.OpenFile(target, os.O_CREATE|os.O_RDWR, os.FileMode(header.Mode))
+			if err != nil {
+				return "", pkgerrors.Wrap(err, "Creating file")
+			}
+
+			// copy over contents
+			if _, err := io.Copy(f, tarR); err != nil {
+				return "", pkgerrors.Wrap(err, "Copying file content")
+			}
+
+			// close for each file instead of a defer for all
+			// at the end of the function
+			f.Close()
+		}
+
+		first = false
+	}
+
+	return outDir, nil
+}
+
+//EnsureDirectory makes sure that the directories specified in the path exist
+//If not, it will create them, if possible.
+func EnsureDirectory(f string) error {
+	base := path.Dir(f)
+	_, err := os.Stat(base)
+	if err != nil && !os.IsNotExist(err) {
+		return err
+	}
+	return os.MkdirAll(base, 0755)
+}