Fix user_data handling in VDU.Tacker node type

Change-Id: I6bf48f4e4fe61e8eac284abbcca54a60e2519166
Closes-Bug: 1582019
(cherry picked from commit 65f5f8e6d8)

tacker/tests/unit/vm/infra_drivers/heat/data/hot_tosca_openwrt_userdata.yaml

@@ -0,0 +1,29 @@
+heat_template_version: 2013-05-23
+description: 'OpenWRT with services
+
+  '
+parameters: {}
+resources:
+  VDU1:
+    type: OS::Nova::Server
+    properties:
+      config_drive: false
+      flavor: m1.tiny
+      image: OpenWRT
+      networks:
+      - port:
+          get_resource: CP1
+      user_data_format: RAW
+      user_data: |
+          #!/bin/sh
+          echo "my hostname is `hostname`" > /tmp/hostname
+          df -h > /home/openwrt/diskinfo
+  CP1:
+    type: OS::Neutron::Port
+    properties:
+      network: existing_network_1
+      port_security_enabled: false
+outputs:
+  mgmt_ip-VDU1:
+    value:
+      get_attr: [CP1, fixed_ips, 0, ip_address]

tacker/tests/unit/vm/infra_drivers/heat/data/test_tosca_openwrt_userdata.yaml

@@ -0,0 +1,49 @@
+tosca_definitions_version: tosca_simple_profile_for_nfv_1_0_0
+
+description: OpenWRT with services
+
+metadata:
+  template_name: OpenWRT
+
+topology_template:
+  node_templates:
+
+    VDU1:
+      type: tosca.nodes.nfv.VDU.Tacker
+      properties:
+        image: OpenWRT
+        flavor: m1.tiny
+        config: |
+          param0: key1
+          param1: key2
+        mgmt_driver: openwrt
+        monitoring_policy:
+          name: ping
+          actions:
+            failure: respawn
+          parameters:
+            count: 3
+            interval: 10
+        user_data_format: RAW
+        user_data: |
+          #!/bin/sh
+          echo "my hostname is `hostname`" > /tmp/hostname
+          df -h > /home/openwrt/diskinfo
+
+    CP1:
+      type: tosca.nodes.nfv.CP.Tacker
+      properties:
+        management: true
+        anti_spoofing_protection: false
+      requirements:
+        - virtualLink:
+            node: VL1
+        - virtualBinding:
+            node: VDU1
+
+    VL1:
+      type: tosca.nodes.nfv.VL
+      properties:
+        network_name: existing_network_1
+        vendor: ACME
+

tacker/tests/unit/vm/infra_drivers/heat/test_heat.py

@@ -265,6 +265,11 @@ class TestDeviceHeat(base.TestCase):
         self._test_assert_equal_for_tosca_templates('test_tosca_openwrt.yaml',
             'hot_tosca_openwrt.yaml')
 
+    def test_create_tosca_with_userdata(self):
+        self._test_assert_equal_for_tosca_templates(
+            'test_tosca_openwrt_userdata.yaml',
+            'hot_tosca_openwrt_userdata.yaml')
+
     def test_create_tosca_with_new_flavor(self):
         self._test_assert_equal_for_tosca_templates('test_tosca_flavor.yaml',
             'hot_flavor.yaml')

tacker/vm/tosca/lib/tacker_nfv_defs.yaml

@@ -49,6 +49,15 @@ node_types:
         type: string
         required: false
 
+      user_data:
+        type: string
+        required: false
+
+      user_data_format:
+        type: string
+        required: false
+
+
   tosca.nodes.nfv.CP.Tacker:
     derived_from: tosca.nodes.nfv.CP
     properties:

tacker/vm/tosca/utils.py

@@ -12,6 +12,7 @@
 #    under the License.
 
 import os
+import re
 import sys
 import yaml
 
@@ -171,6 +172,18 @@ def convert_unsupported_res_prop(heat_dict, unsupported_res_prop):
 @log.log
 def post_process_heat_template(heat_tpl, mgmt_ports, res_tpl,
                                unsupported_res_prop=None):
+    #
+    # TODO(bobh) - remove when heat-translator can support literal strings.
+    #
+    def fix_user_data(user_data_string):
+        user_data_string = re.sub('user_data: #', 'user_data: |\n        #',
+                                 user_data_string, re.MULTILINE)
+        return re.sub('\n\n', '\n', user_data_string, re.MULTILINE)
+
+    heat_tpl = fix_user_data(heat_tpl)
+    #
+    # End temporary workaround for heat-translator
+    #
     heat_dict = yamlparser.simple_ordered_parse(heat_tpl)
     for outputname, portname in mgmt_ports.items():
         ipval = {'get_attr': [portname, 'fixed_ips', 0, 'ip_address']}