add extra parameters to cloud-init

circle/dashboard/templates/dashboard/_ci-data-help.html

+{% load i18n %}
+
+<p class="text-right">
+    <a class="btn btn-primary" data-toggle="collapse" href="#collapseExample" role="button" aria-expanded="false" aria-controls="collapseExample">
+      Cloud-init options
+    </a>
+</p>
+<div class="collapse" id="collapseExample">
+    <div class="card card-body">
+      <b> {% trans "Use keys in ci-data:" %}</b>
+      <ul>
+        <li>{% trans "<strong>{{hostname}}</strong> - vm hostname" %}</li>
+        <li>{% trans "<strong>{{sysuser}}</strong> - vm system default user (cloud)" %}</li>
+        <li>{% trans "<strong>{{password}}</strong> - default user sha512 password" %}</li>
+        <li>{% trans "<strong>{{owner}}</strong> - vm owner django username" %}</li>
+        <li>{% trans "<strong>{{acl.allusers}}</strong> - get all associated user's username to vm" %}</li>
+        <li>{% trans "<strong>{{acl.operators}}</strong> - get all associated operator level user's username to vm" %}</li>
+        <li>{% trans "<strong>{{acl.users}}</strong> - get all associated operator user user's username to vm" %}</li>
+        <li>{% trans "<strong>{{net.ipv4}}</strong> - default host ip address" %}</li>
+        <li>{% trans "<strong>{{net.ipv6}}</strong> - default host ipv6 address" %}</li>
+        <li>{% trans "<strong>{{net.[vlan_name].ipv4/ipv6}}</strong> - associated vlan ([vlan_name]) host ip addresses, example: when vm associated to vlan 'public' and vlan 'internal', we can get these ips: {{net.public.ipv4}} and {{net.internal.ipv4}}" %}</li>
+        <li>{% trans "<strong>{{rndstr%[length]}}</strong> - make random string with [length] charachters lenght" %}</li>
+       </ul> 
+    </div>
+</div>
\ No newline at end of file

circle/dashboard/templates/dashboard/_template-create.html

@@ -27,6 +27,7 @@
 {{ form.description|as_crispy_field }}
 {{ form.system|as_crispy_field }}
 <hr/>
+{% include "dashboard/_ci-data-help.html" %}
 {{ form.cloud_init|as_crispy_field }}
 {{ form.ci_meta_data|as_crispy_field }}
 {{ form.ci_user_data|as_crispy_field }}

circle/dashboard/templates/dashboard/template-edit.html

@@ -53,6 +53,7 @@
         {{ form.system|as_crispy_field }}
         {{ form.has_agent|as_crispy_field }}
         <hr/>
+        {% include "dashboard/_ci-data-help.html" %}
         {{ form.cloud_init|as_crispy_field }}
         {{ form.ci_meta_data|as_crispy_field }}
         {{ form.ci_user_data|as_crispy_field }}

circle/dashboard/templates/dashboard/vm-detail/resources.html

@@ -86,8 +86,11 @@
     <h3>
       {% trans "Cloud-init" %}
     </h3>
-
     {% crispy ci_data %}
+    <p>Keys (in "{{ ci_key }}") mapping for cloud-init:</p>
+    <small>
+      {{ci_data_mapping}} 
+    </small>  
   </div>
 </div>
 {% endif %}

circle/dashboard/validators.py

@@ -56,7 +56,7 @@ def domain_validator(value):
 
 def meta_data_validator(value):
     try:
-        Instance.validate_meta_data(value)
+        Instance.validate_ci_data(value)
     except yaml.YAMLError as exc:
         if hasattr(exc, 'problem_mark'):
             if exc.context != None:
@@ -72,7 +72,7 @@ def meta_data_validator(value):
 
 def user_data_validator(value):
     try:
-        Instance.validate_user_data(value)
+        Instance.validate_ci_data(value)
     except yaml.YAMLError as exc:
         if hasattr(exc, 'problem_mark'):
             if exc.context != None:

circle/dashboard/views/vm.py

@@ -146,6 +146,8 @@ class VmDetailView(GraphMixin, CheckedDetailView):
             'connect_commands': user.profile.get_connect_commands(instance),
             'hide_tutorial': hide_tutorial,
             'fav': instance.favourite_set.filter(user=user).exists(),
+            'ci_data_mapping' : json.dumps(instance.get_ci_data_dict()),
+            'ci_key': '{{key}}'
         })
 
         # activity data

circle/vm/models/instance.py

@@ -15,11 +15,13 @@
 # You should have received a copy of the GNU General Public License along
 # with CIRCLE.  If not, see <http://www.gnu.org/licenses/>.
 
-
+import random, string
 from contextlib import contextmanager
 from datetime import timedelta
+from dbm import dumb
 from functools import partial
 from importlib import import_module
+from ipaddress import ip_interface
 from logging import getLogger
 from warnings import warn
 from xml.dom.minidom import Text
@@ -39,6 +41,7 @@ from django.utils.translation import ugettext_lazy as _, ugettext_noop
 
 from passlib.hash import sha512_crypt
 import yaml
+import re
 
 from model_utils import Choices
 from model_utils.managers import QueryManager
@@ -46,7 +49,7 @@ from model_utils.models import TimeStampedModel, StatusModel
 from taggit.managers import TaggableManager
 
 from django.db import models
-
+import json 
 from acl.models import AclBase
 from django import forms
 from common.models import (
@@ -81,7 +84,7 @@ CI_USER_DATA_DEF = """
 
 users:
   - default
-  - name: {{user}} 
+  - name: {{sysuser}} 
     sudo: ['ALL=(ALL) NOPASSWD:ALL']
     groups: sudo
     shell: /bin/bash
@@ -139,9 +142,9 @@ class VirtualMachineDescModel(BaseResourceConfigModel):
     cloud_init = BooleanField(verbose_name=_('Use Cloud-init'), default=False,
                              help_text=_(
                                  'VM use cloud-init, set user- and meta-data below'))
-    ci_meta_data = TextField(verbose_name=_('ci_meta_data'), blank=True, help_text=_(
+    ci_meta_data = TextField(verbose_name=_('CI Meta Data'), blank=True, help_text=_(
           'When cloud-init is active, set meta-data (YAML format)'), default=CI_META_DATA_DEF)
-    ci_user_data = TextField(verbose_name=_('ci_user_data'), blank=True, help_text=_(
+    ci_user_data = TextField(verbose_name=_('CI User Data'), blank=True, help_text=_(
          'When cloud-init is active, set user-data (YAML format)'), default=CI_USER_DATA_DEF)
     req_traits = ManyToManyField(Trait, blank=True,
                                  help_text=_("A set of traits required for a "
@@ -364,33 +367,60 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
              DeprecationWarning)
         return self.status
 
+    def get_ci_data_dict(self):
+        datas = {
+            "sysuser": "cloud",
+            "hostname": self.short_hostname,
+            "password": sha512_crypt.hash(self.pw),
+            "net.ipv4": str(self.ipv4),
+            "net.ipv6": str(self.ipv6),
+            "owner": str(self.owner.username)
+        } 
+        for net in self.interface_set.all():
+            if net.host:
+                datas["net.%s.ipv4" % net.vlan.name] = str(net.host.ipv4)
+                datas["net.%s.ipv6" % net.vlan.name] = str(net.host.ipv6) 
+        user_levels = list({ 'username': u.username, 'level': l }  for u, l in self.get_users_with_level())
+        datas['acl.allusers'] = yaml.dump(list(k['username']  for k in user_levels), default_flow_style=None)
+        datas['acl.operators'] = yaml.dump(list(k['username'] for k in user_levels if k['level'] == 'operator'), default_flow_style=None) 
+        datas['acl.users'] = yaml.dump(list(k['username'] for k in user_levels if k['level'] == 'user'), default_flow_style=None)
+        return datas
+
     @property
     def get_user_data(self):
-        passwd = sha512_crypt.hash(self.pw)
-        user   = 'cloud'
-        data = str(self.ci_user_data).replace('{{user}}', user)
-        data = data.replace('{{password}}', passwd)
+        data = str(self.ci_user_data)
+        ci_datas = self.get_ci_data_dict()
+        for k, v in ci_datas.items():
+            repl = '{{%s}}' % k
+            data = data.replace(repl, v)
+        data = Instance.__replace_rndstr(data)
         return data
 
-    @classmethod
-    def validate_user_data(cls, user_data):
-        data = user_data.replace('{{user}}', 'user')
-        data = data.replace('{{password}}', 'passwd')
-        yaml.dump(yaml.load(data, Loader=yaml.Loader))
-        return True
-
     @property
     def get_meta_data(self):
-        data = str(self.ci_meta_data).replace('{{hostname}}', self.short_hostname)
+        data = str(self.ci_meta_data)
+        ci_datas = self.get_ci_data_dict()
+        for k, v in ci_datas.items():
+            repl = '{{%s}}' % k
+            data = data.replace(repl, v)
+        data = Instance.__replace_rndstr(data)
+        return data
+    
+    @classmethod
+    def __replace_rndstr(cls, data):
+        search = re.search(r'\{\{rndstr%(\d+)\}\}', data)
+        while search:
+            randomstr = ''.join(random.choice(string.ascii_letters) for i in range(int(search.group(1))))
+            data = data.replace(search.group(0), randomstr, 1)
+            search = re.search(r'\{\{rndstr%(\d+)\}\}', data)
         return data
 
     @classmethod
-    def validate_meta_data(cls, meta_data):
-        data = meta_data.replace('{{hostname}}', 'hostname')
+    def validate_ci_data(cls, meta_data):
+        data = re.sub(r'\{\{([a-zA-Z_.0-9%]+)\}\}', 'ci-data', meta_data)
         yaml.dump(yaml.load(data, Loader=yaml.Loader))
         return True
         
-
     def _update_status(self):
         """Set the proper status of the instance to Instance.status.
         """

circle/vm/operations.py

@@ -498,6 +498,7 @@ class DeployOperation(InstanceOperation):
         description = _("create cloud init iso from user and meta-data")
 
         def _operation(self, user, activity, name=None):
+            import json
             logger.info('create ci image')
             disk = Disk.create_ci_disk(meta_data=self.instance.get_meta_data, 
                                     user_data=self.instance.get_user_data)