diff --git a/.gitmodules b/.gitmodules
index c3297a169c0486dc568ddaed6dec0cd8c566af86..3613fb5ed360a86ba0e157e513bfa121ce1555a5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -67,3 +67,6 @@
[submodule "charm-packages/native_k8s_scale_charm_vnf/charms/nginx-k8s/mod/operator"]
path = charm-packages/native_k8s_scale_charm_vnf/charms/nginx-k8s/mod/operator
url = https://github.com/canonical/operator
+[submodule "charm-packages/native_manual_scale_charm_vnf/charms/simple/mod/operator"]
+ path = charm-packages/native_manual_scale_charm_vnf/charms/simple/mod/operator
+ url = https://github.com/canonical/operator.git
diff --git a/charm-packages/native_manual_scale_charm_ns/icons/osm.png b/charm-packages/native_manual_scale_charm_ns/icons/osm.png
new file mode 100644
index 0000000000000000000000000000000000000000..62012d2a2b491bdcd536d62c3c3c863c0d8c1b33
Binary files /dev/null and b/charm-packages/native_manual_scale_charm_ns/icons/osm.png differ
diff --git a/charm-packages/native_manual_scale_charm_ns/native_charm_nsd.yaml b/charm-packages/native_manual_scale_charm_ns/native_charm_nsd.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..2754bbd4c1c41b45a28b78613bfae9358f6f89ff
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_ns/native_charm_nsd.yaml
@@ -0,0 +1,26 @@
+nsd:
+ nsd:
+ - description: NS with 1 VNFs with cloudinit connected by datanet and mgmtnet VLs
+ df:
+ - id: default-df
+ vnf-profile:
+ - id: '1'
+ virtual-link-connectivity:
+ - constituent-cpd-id:
+ - constituent-base-element-id: '1'
+ constituent-cpd-id: vnf-mgmt-ext
+ virtual-link-profile-id: mgmtnet
+ - constituent-cpd-id:
+ - constituent-base-element-id: '1'
+ constituent-cpd-id: vnf-data-ext
+ virtual-link-profile-id: datanet
+ vnfd-id: native_manual_scale_charm-vnf
+ id: native_manual_scale_charm-ns
+ name: native_manual_scale_charm-ns
+ version: '1.0'
+ virtual-link-desc:
+ - id: mgmtnet
+ mgmt-network: 'true'
+ - id: datanet
+ vnfd-id:
+ - native_manual_scale_charm-vnf
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/actions.yaml b/charm-packages/native_manual_scale_charm_vnf/charms/simple/actions.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..53a706b4eba7347764c4711b7077146e72241de4
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/actions.yaml
@@ -0,0 +1,25 @@
+##
+# Copyright 2020 Canonical Ltd.
+# All rights reserved.
+#
+# 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.
+##
+touch:
+ description: "Touch a file on the VNF."
+ params:
+ filename:
+ description: "The name of the file to touch."
+ type: string
+ default: ""
+ required:
+ - filename
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/config.yaml b/charm-packages/native_manual_scale_charm_vnf/charms/simple/config.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..2be62318c6ce27156e4af585494b36d0c2b802f8
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/config.yaml
@@ -0,0 +1,17 @@
+##
+# Copyright 2020 Canonical Ltd.
+# All rights reserved.
+#
+# 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.
+##
+options: {}
\ No newline at end of file
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/install b/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/install
new file mode 120000
index 0000000000000000000000000000000000000000..25b1f68fa39d58d33c08ca420c3d439d19be0c55
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/install
@@ -0,0 +1 @@
+../src/charm.py
\ No newline at end of file
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/start b/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/start
new file mode 120000
index 0000000000000000000000000000000000000000..25b1f68fa39d58d33c08ca420c3d439d19be0c55
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/start
@@ -0,0 +1 @@
+../src/charm.py
\ No newline at end of file
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/upgrade-charm b/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/upgrade-charm
new file mode 120000
index 0000000000000000000000000000000000000000..25b1f68fa39d58d33c08ca420c3d439d19be0c55
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/hooks/upgrade-charm
@@ -0,0 +1 @@
+../src/charm.py
\ No newline at end of file
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/lib/ops b/charm-packages/native_manual_scale_charm_vnf/charms/simple/lib/ops
new file mode 120000
index 0000000000000000000000000000000000000000..d93419320c2e0d3133a0bc8059e2f259bf5bb213
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/lib/ops
@@ -0,0 +1 @@
+../mod/operator/ops
\ No newline at end of file
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/metadata.yaml b/charm-packages/native_manual_scale_charm_vnf/charms/simple/metadata.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..5e832fb61f0c21dd8c17f06822679164f855e0c8
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/metadata.yaml
@@ -0,0 +1,25 @@
+##
+# Copyright 2020 Canonical Ltd.
+# All rights reserved.
+#
+# 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.
+##
+
+name: simple-native
+summary: A simple native charm
+description: |
+ Simple native charm
+series:
+ - bionic
+ - xenial
+ - focal
\ No newline at end of file
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/mod/operator b/charm-packages/native_manual_scale_charm_vnf/charms/simple/mod/operator
new file mode 160000
index 0000000000000000000000000000000000000000..a84ce8776b368a8b2bccdb173716e342db9a6b36
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/mod/operator
@@ -0,0 +1 @@
+Subproject commit a84ce8776b368a8b2bccdb173716e342db9a6b36
diff --git a/charm-packages/native_manual_scale_charm_vnf/charms/simple/src/charm.py b/charm-packages/native_manual_scale_charm_vnf/charms/simple/src/charm.py
new file mode 100755
index 0000000000000000000000000000000000000000..9ef7d07286257338ea1ef940fb34f67a9052f998
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/charms/simple/src/charm.py
@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+##
+# Copyright 2020 Canonical Ltd.
+# All rights reserved.
+#
+# 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.
+##
+
+import sys
+import subprocess
+
+sys.path.append("lib")
+
+from ops.charm import CharmBase
+from ops.main import main
+from ops.model import ActiveStatus
+
+class MyNativeCharm(CharmBase):
+
+ def __init__(self, framework, key):
+ super().__init__(framework, key)
+
+ # Listen to charm events
+ self.framework.observe(self.on.config_changed, self.on_config_changed)
+ self.framework.observe(self.on.install, self.on_install)
+ self.framework.observe(self.on.start, self.on_start)
+
+ # Listen to the touch action event
+ self.framework.observe(self.on.touch_action, self.on_touch_action)
+
+ def on_config_changed(self, event):
+ """Handle changes in configuration"""
+ self.model.unit.status = ActiveStatus()
+
+ def on_install(self, event):
+ """Called when the charm is being installed"""
+ self.model.unit.status = ActiveStatus()
+
+ def on_start(self, event):
+ """Called when the charm is being started"""
+ self.model.unit.status = ActiveStatus()
+
+ def on_touch_action(self, event):
+ """Touch a file."""
+
+ filename = event.params["filename"]
+ try:
+ subprocess.run(["touch", filename], check=True)
+ event.set_results({"created": True, "filename": filename})
+ except subprocess.CalledProcessError as e:
+ event.fail("Action failed: {}".format(e))
+ self.model.unit.status = ActiveStatus()
+
+
+if __name__ == "__main__":
+ main(MyNativeCharm)
+
diff --git a/charm-packages/native_manual_scale_charm_vnf/cloud_init/cloud-config.txt b/charm-packages/native_manual_scale_charm_vnf/cloud_init/cloud-config.txt
new file mode 100755
index 0000000000000000000000000000000000000000..36c8d1bf2cdebbc4e50d1e8348003f64f419cd0b
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/cloud_init/cloud-config.txt
@@ -0,0 +1,12 @@
+#cloud-config
+password: osm4u
+chpasswd: { expire: False }
+ssh_pwauth: True
+
+write_files:
+- content: |
+ # My new helloworld file
+
+ owner: root:root
+ permissions: '0644'
+ path: /root/helloworld.txt
diff --git a/charm-packages/native_manual_scale_charm_vnf/icons/osm.png b/charm-packages/native_manual_scale_charm_vnf/icons/osm.png
new file mode 100644
index 0000000000000000000000000000000000000000..62012d2a2b491bdcd536d62c3c3c863c0d8c1b33
Binary files /dev/null and b/charm-packages/native_manual_scale_charm_vnf/icons/osm.png differ
diff --git a/charm-packages/native_manual_scale_charm_vnf/native_charm_vnfd.yaml b/charm-packages/native_manual_scale_charm_vnf/native_charm_vnfd.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..40c5956629107b6d6a1c7ea8a176415076e868a8
--- /dev/null
+++ b/charm-packages/native_manual_scale_charm_vnf/native_charm_vnfd.yaml
@@ -0,0 +1,103 @@
+vnfd:
+ description: A VNF consisting of 1 VDU connected to two external VL, and one for
+ data and another one for management
+ df:
+ - id: default-df
+ instantiation-level:
+ - id: default-instantiation-level
+ vdu-level:
+ - number-of-instances: 2
+ vdu-id: mgmtVM
+ scaling-aspect:
+ - id: manual-scaling_mgmtVM
+ aspect-delta-details:
+ deltas:
+ - id: mgmtVM_manual-scaling
+ vdu-delta:
+ - id: mgmtVM
+ number-of-instances: 1
+ name: manual-scaling_mgmtVM
+ vdu-profile:
+ - id: mgmtVM
+ min-number-of-instances: 2
+ lcm-operations-configuration:
+ operate-vnf-op-config:
+ day1-2:
+ - config-access:
+ ssh-access:
+ default-user: ubuntu
+ required: true
+ config-primitive:
+ - name: touch
+ execution-environment-ref: simple-ee
+ parameter:
+ - data-type: STRING
+ default-value: /home/ubuntu/touched
+ name: filename
+ id: mgmtVM
+ execution-environment-list:
+ - id: simple-ee
+ juju:
+ charm: simple
+ proxy: false
+ initial-config-primitive:
+ - name: touch
+ execution-environment-ref: simple-ee
+ parameter:
+ - data-type: STRING
+ name: filename
+ value: /home/ubuntu/first-touch
+ seq: 1
+ ext-cpd:
+ - id: vnf-mgmt-ext
+ int-cpd:
+ cpd: mgmtVM-eth0-int
+ vdu-id: mgmtVM
+ - id: vnf-data-ext
+ int-cpd:
+ cpd: dataVM-xe0-int
+ vdu-id: mgmtVM
+ id: native_manual_scale_charm-vnf
+ mgmt-cp: vnf-mgmt-ext
+ product-name: native_manual_scale_charm-vnf
+ sw-image-desc:
+ - id: ubuntu18.04
+ image: ubuntu18.04
+ name: ubuntu18.04
+ - id: ubuntu18.04-azure
+ name: ubuntu18.04-azure
+ image: Canonical:UbuntuServer:18.04-LTS:latest
+ vim-type: azure
+ vdu:
+ - cloud-init-file: cloud-config.txt
+ id: mgmtVM
+ int-cpd:
+ - id: mgmtVM-eth0-int
+ virtual-network-interface-requirement:
+ - name: mgmtVM-eth0
+ position: 1
+ virtual-interface:
+ type: PARAVIRT
+ - id: dataVM-xe0-int
+ virtual-network-interface-requirement:
+ - name: dataVM-xe0
+ position: 2
+ virtual-interface:
+ type: PARAVIRT
+ name: mgmtVM
+ sw-image-desc: ubuntu18.04
+ alternative-sw-image-desc:
+ - ubuntu18.04-azure
+ virtual-compute-desc: mgmtVM-compute
+ virtual-storage-desc:
+ - mgmtVM-storage
+ version: 1.0
+ virtual-compute-desc:
+ - id: mgmtVM-compute
+ virtual-cpu:
+ num-virtual-cpu: 1
+ virtual-memory:
+ size: 1.0
+ virtual-storage-desc:
+ - id: mgmtVM-storage
+ size-of-storage: 10