jinja hash filter

circle/vm/models/instance.py

@@ -78,8 +78,8 @@ ACCESS_METHODS = [(key, name) for key, (name, port, transport)
                   in list(ACCESS_PROTOCOLS.items())]
 
 CI_META_DATA_DEF = """
-instance-id: {{hostname}} 
-local-hostname: {{hostname}} 
+instance-id: {{ hostname }} 
+local-hostname: {{ hostname }} 
 """.strip()
 
 CI_USER_DATA_DEF = """
@@ -87,14 +87,14 @@ CI_USER_DATA_DEF = """
 
 users:
   - default
-  - name: {{sysuser}} 
+  - name: {{ sysuser }} 
     sudo: ['ALL=(ALL) NOPASSWD:ALL']
     groups: sudo
     shell: /bin/bash
     ssh_pwauth: True
     chpasswd: { expire: False }
     lock-passwd: false
-    passwd: "{{password}}"
+    passwd: "{{ password | hash }}"
 """.strip()
 
 try:
@@ -254,11 +254,18 @@ class InstanceTemplate(AclBase, VirtualMachineDescModel, TimeStampedModel):
         return 'template.%d' % self.pk
 
 
+
 class CITemplate:
     def rndstr(self, len):
         return ''.join(random.choice(string.ascii_letters) for i in range(int(len)))
 
 
+def j2_hash(value, hash='sha512'):
+    return sha512_crypt.hash(value)
+
+env = jinja2.Environment(trim_blocks=True, lstrip_blocks=True)
+env.filters["hash"] = j2_hash
+
 class AclTemplate:
     def __init__(self, instance):
         self.user_levels = list({ 'username': u.username, 'level': l }  for u, l in instance.get_users_with_level())
@@ -408,7 +415,7 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
         datas = {
             "sysuser": "cloud",
             "hostname": self.short_hostname,
-            "password": sha512_crypt.hash(self.pw),
+            "password": self.pw,
             "owner": str(self.owner.username),
             "net": NetTemplate(self),
             "acl": AclTemplate(self),
@@ -421,19 +428,19 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
     def get_user_data(self):
         data = str(self.ci_user_data)
         ci_datas = self.get_ci_data_dict()
-        template = jinja2.Template(data, trim_blocks=True, lstrip_blocks=True)
+        template = env.from_string(data)
         return template.render(ci_datas)
 
     @property
     def get_meta_data(self):
         data = str(self.ci_meta_data)
         ci_datas = self.get_ci_data_dict()
-        template = jinja2.Template(data, trim_blocks=True, lstrip_blocks=True)
+        template = env.from_string(data)
         return template.render(ci_datas)
 
     def validate_ci_data(self, data):
         ci_datas = self.get_ci_data_dict()
-        template = jinja2.Template(data, trim_blocks=True, lstrip_blocks=True)
+        template = env.from_string(data)
         data = template.render(ci_datas)
         yaml.dump(yaml.load(data, Loader=yaml.Loader))
         return True