Merge pull request #25 from napalm-automation/develop

Release beta 0.0.4

Author: dbarrosop

interactive_demo/tutorial.ipynb

@@ -9,10 +9,20 @@ def filters():
 
 
 def netmask_to_cidr(value):
-    """ Converts a network mask to it's CIDR value. """
+    """
+    Converts a network mask to it's CIDR value.
+
+    Examples:
+        >>> "{{ '255.255.255.0'|netmask_to_cidr }}" -> "24"
+    """
     return netaddr.IPAddress(value).netmask_bits()
 
 
 def cidr_to_netmask(value):
-    """ Converts a CIDR prefix-length to a network mask. """
+    """
+    Converts a CIDR prefix-length to a network mask.
+
+    Examples:
+        >>> "{{ '24'|cidr_to_netmask }}" -> "255.255.255.0"
+    """
     return netaddr.IPNetwork("1.1.1.1/{}".format(value)).netmask

napalm_yang/jinja_filters/ip_filters.py

@@ -18,18 +18,19 @@ ipv4:
     addresses:
         _translation: unnecessary
         address:
-            _translation: unnecessary
+            _translation:
+                mode: container
+                key_value: "    ip address {{ model.config.ip }}/{{ model.config.prefix_length }} {{ 'secondary' if model.config.secondary else '' }}\n"
+                negate: "    default ip address {{ model.config.ip }}/{{ model.config.prefix_length }} {{ 'secondary' if model.config.secondary else '' }}\n"
+                replace: false
             ip:
                 _translation: unnecessary
             config:
                 _translation: unnecessary
                 ip:
                     _translation: unnecessary
                 prefix_length:
-                    _translation:
-                        - mode: element
-                          value: "    ip address {{ model._parent.ip }}/{{ model }} {{ 'secondary' if model._parent.secondary else '' }}\n"
-                          negate: "    default ip address {{ model._parent.ip }}/{{ model }} {{ 'secondary' if model._parent.secondary else '' }}\n"
+                    _translation: unnecessary
             vrrp:
                 _translation: not_implemented
                 vrrp_group:

napalm_yang/mappings/eos/translators/openconfig-if-ip/ipv4.yaml

@@ -19,18 +19,18 @@ ipv4:
         _translation: unnecessary
         address:
             _translation:
-                mode: default_only
+                mode: container
+                key_value: "    ip address {{ model.config.ip }} {{ model.config.prefix_length|cidr_to_netmask }}{{ ' secondary' if model.config.secondary else '' }}\n"
                 negate: "    default ip address {{ model.config.ip }} {{ model.config.prefix_length|cidr_to_netmask }}{{ ' secondary' if model.config.secondary else '' }}\n"
+                replace: false
             ip:
                 _translation: unnecessary
             config:
                 _translation: unnecessary
                 ip:
                     _translation: unnecessary
                 prefix_length:
-                    _translation:
-                        - mode: element
-                          value: "    ip address {{ model._parent.ip }} {{ model|cidr_to_netmask }}{{ ' secondary' if model._parent.secondary else '' }}\n"
+                    _translation: unnecessary
             vrrp:
                 _translation: not_implemented
                 vrrp_group:

napalm_yang/mappings/ios/translators/openconfig-if-ip/ipv4.yaml

@@ -125,8 +125,8 @@ def _translate_list(self, attribute, model, mapping, translation, other):
                                               translation_point)
 
             if et is None:
-                logger.info("Skipping {} as it seems to be not implemented".format(attribute))
-                break
+                logger.info("Skipping {} as not implemented or objects are equal".format(attribute))
+                continue
 
             self.bookmarks[attribute][key] = et
             self.bookmarks["parent"] = et

napalm_yang/translator.py

@@ -4,6 +4,8 @@
 
 from lxml import etree
 
+import napalm_yang
+
 
 class TextTranslator(XMLTranslator):
 
@@ -30,11 +32,19 @@ def _parse_leaf_element(self, attribute, model, other, mapping, translation):
         mapping["element"] = "command"
         super()._parse_leaf_element(attribute, model, other, mapping, translation, force)
 
-    def _init_element_default_only(self, attribute, model, other, mapping, translation):
-        # There is nothing to do here, default_only action is only useful to remove lists
-        return translation
-
     def _init_element_container(self, attribute, model, other, mapping, translation):
+        if other is not None:
+            if not napalm_yang.utils.diff(model, other) and not self.replace:
+                # If objects are equal we return None as that aborts translating
+                # the rest of the object
+                return
+
+        if not model._changed() and other is not None and not self.replace:
+            print(attribute, model, other)
+            mapping["key_value"] = mapping["negate"]
+        if not model._changed() and other is not None and self.replace:
+            return translation
+
         mapping["key_element"] = "command"
         mapping["container"] = model._yang_name
         return super()._init_element_container(attribute, model, other, mapping, translation)
@@ -45,6 +55,9 @@ def _init_element_container(self, attribute, model, other, mapping, translation)
     #      return super()._init_element_container(attribute, model, other, mapping, translation)
 
     def _default_element_container(self, mapping, translation, replacing):
+        if (replacing or self.replace) and not mapping.get("replace", True):
+            return
+
         if not self.merge and not self.replace:
             return
 
@@ -54,11 +67,6 @@ def _default_element_container(self, mapping, translation, replacing):
         e = etree.SubElement(translation, "command")
         e.text = mapping["negate"]
 
-    def _default_element_default_only(self, mapping, translation, replacing):
-        if self.replace:
-            return
-        self._default_element_container(mapping, translation, replacing)
-
     def _xml_to_text(self, xml, text=""):
         for element in xml:
             if element.tag == "command":

napalm_yang/translators/text.py

@@ -12,7 +12,7 @@
 
 setup(
     name="napalm-yang",
-    version="0.0.3",
+    version="0.0.4",
     packages=find_packages(),
     author="David Barroso",
     author_email="dbarrosop@dravetech.com",

setup.py

@@ -1,6 +1,3 @@
-interface Port-channel1
-interface Port-channel1.1
-interface Loopback1
 interface GigabitEthernet1
     default description
 interface GigabitEthernet2
@@ -9,5 +6,3 @@ interface GigabitEthernet2.1
     no encapsulation dot1q
     ip address 192.168.20.1 255.255.255.0 secondary
     default ip address 172.20.0.1 255.255.255.0 secondary
-interface GigabitEthernet2.2
-interface GigabitEthernet3

test/integration/profiles_data/ios/openconfig-interfaces/default/merge.txt

@@ -1,11 +1,5 @@
 interface Port-Channel1
     default mtu
-interface Port-Channel1.1
-interface Ethernet1
-interface Ethernet2
-interface Ethernet2.1
-interface Ethernet2.2
-interface Management1
 interface Loopback0
     description new loopback
 no interface Loopback1