IOS profile for openconfig-interfaces model

napalm_yang/helpers.py

@@ -9,6 +9,8 @@
 import os
 import jinja2
 
+from napalm_yang.jinja_filters import ip_filters
+
 import logging
 logger = logging.getLogger("napalm-yang")
 
@@ -106,8 +108,12 @@ def resolve_rule(rule, attribute, keys, extra_vars=None, translation_model=None,
 
 
 def template(string, **kwargs):
-    template = jinja2.Environment(
+    env = jinja2.Environment(
                             undefined=jinja2.StrictUndefined,
                             keep_trailing_newline=True,
-                            ).from_string(string)
+                            )
+    env.filters.update(ip_filters.filters())
+
+    template = env.from_string(string)
+
     return template.render(**kwargs)

napalm_yang/jinja_filters/ip_filters.py

@@ -0,0 +1,18 @@
+import netaddr
+
+
+def filters():
+    return {
+        "netmask_to_cidr": netmask_to_cidr,
+        "cidr_to_netmask": cidr_to_netmask,
+    }
+
+
+def netmask_to_cidr(value):
+    """ Converts a network mask to it's CIDR value. """
+    return netaddr.IPAddress(value).netmask_bits()
+
+
+def cidr_to_netmask(value):
+    """ Converts a CIDR prefix-length to a network mask. """
+    return netaddr.IPNetwork("1.1.1.1/{}".format(value)).netmask

napalm_yang/mappings/eos/translators/openconfig-vlan/vlan.yaml

@@ -10,3 +10,4 @@ vlan:
             _translation:
                 - mode: element
                   value: "    encapsulation dot1q vlan {{ model }}\n"
+                  negate: "    default encapsulation dot1q vlan {{ model }}\n"

napalm_yang/mappings/ios/parsers/config/napalm-if-ip/secondary.yaml

@@ -0,0 +1,9 @@
+---
+metadata:
+    prefix: "napalm-ip"
+    parser: TextParser
+
+secondary:
+    _parse:
+        mode: value
+        value: "{{ extra_vars.secondary != None }}"

napalm_yang/mappings/ios/parsers/config/openconfig-if-ip/ipv4.yaml

@@ -0,0 +1,82 @@
+---
+metadata:
+    parser: TextParser
+
+ipv4:
+    _parse: unnecessary
+    config:
+        _parse: unnecessary
+        enabled:
+            _parse: # TODO look at this one, I think this is different depending on IOS version
+                mode: is_absent
+                regexp: "(?P<value>^\\W*switchport$)"
+                from: "{{ bookmarks['parent'] }}"
+        mtu:
+            _parse: not_implemented
+    addresses:
+        _parse: unnecessary
+        address:
+            _parse:
+                mode: block
+                regexp: "(?P<block>ip address (?P<key>(?P<ip>.*)) (?P<prefix>([0-255]|\\.)*)(?P<secondary> secondary)*)$"
+                from: "{{ bookmarks['parent'] }}"
+            ip:
+                _parse: unnecessary
+            config:
+                _parse: unnecessary
+                ip:
+                    _parse:
+                        mode: value
+                        value: "{{ extra_vars.ip }}"
+                prefix_length:
+                    _parse:
+                        mode: value
+                        value: "{{ extra_vars.prefix|netmask_to_cidr }}"
+            vrrp:
+                _parse: not_implemented
+                vrrp_group:
+                    _parse: not_implemented
+                    virtual_router_id:
+                        _parse: not_implemented
+                    config:
+                        _parse: not_implemented
+                        virtual_address:
+                            _parse: not_implemented
+                        priority:
+                            _parse: not_implemented
+                        preempt:
+                            _parse: not_implemented
+                        advertisement_interval:
+                            _parse: not_implemented
+                        virtual_router_id:
+                            _parse: not_implemented
+                        preempt_delay:
+                            _parse: not_implemented
+                        accept_mode:
+                            _parse: not_implemented
+    unnumbered:
+        _parse: not_implemented
+        config:
+            _parse: not_implemented
+            enabled:
+                _parse: not_implemented
+        interface_ref:
+            _parse: not_implemented
+            config:
+                _parse: not_implemented
+                interface:
+                    _parse: not_implemented
+                subinterface:
+                    _parse: not_implemented
+    neighbors:
+        _parse: not_implemented
+        neighbor:
+            _parse: not_implemented
+            ip:
+                _parse: not_implemented
+            config:
+                _parse: not_implemented
+                ip:
+                    _parse: not_implemented
+                link_layer_address:
+                    _parse: not_implemented

napalm_yang/mappings/ios/parsers/config/openconfig-interfaces/interfaces.yaml

@@ -0,0 +1,82 @@
+---
+metadata:
+    parser: TextParser
+    execute:
+        - method: cli
+          args:
+              commands: ["show running-config all"]
+interfaces:
+    _parse: unnecessary
+    interface:
+        _parse:
+            mode: block
+            regexp: "(?P<block>interface (?P<key>(\\w|-)*\\d+)\n(?:.|\n)*?^!$)"
+            from: "{{ bookmarks.interfaces }}"
+        name:
+            _parse: unnecessary
+        hold_time:
+            _parse: not_implemented
+            config:
+                _parse: not_implemented
+                down:
+                    _parse: not_implemented
+                up:
+                    _parse: not_implemented
+        config:
+            _parse: unnecessary
+            name:
+                _parse: unnecessary
+            type:
+                _parse:
+                    mode: map
+                    regexp: "(?P<value>(\\w|-)*)\\d+"
+                    from: "{{ interface_key }}"
+                    map:
+                        GigabitEthernet: ethernetCsmacd
+                        Management: ethernetCsmacd
+                        Loopback: softwareLoopback
+                        Port-Channel: ieee8023adLag
+                        Port-channel: ieee8023adLag
+                        Vlan: l3ipvlan
+            enabled:
+                _parse:
+                    mode: is_present
+                    regexp: "(?P<value>no shutdown)"
+                    from: "{{ bookmarks.interface[interface_key] }}"
+            description:
+                _parse:
+                    mode: search
+                    regexp: "description (?P<value>.*)"
+                    from: "{{ bookmarks.interface[interface_key] }}"
+            mtu:
+                _parse:
+                    mode: search
+                    regexp: "mtu (?P<value>[0-9]+)"
+                    from: "{{ bookmarks.interface[interface_key] }}"
+        subinterfaces:
+            _parse: unnecessary
+            subinterface:
+                _parse:
+                    mode: block
+                    regexp: "(?P<block>interface {{interface_key}}\\.(?P<key>\\d+)\\n(?:.|\\n)*?^!$)"
+                    from: "{{ bookmarks.interfaces }}"
+                index:
+                    _parse: unnecessary
+                config:
+                    _parse: unnecessary
+                    index:
+                        _parse: unnecessary
+                    name:
+                        _parse:
+                            mode: value
+                            value: "{{ interface_key }}.{{ subinterface_key}}"
+                    enabled:
+                        _parse:
+                            mode: is_present
+                            regexp: "(?P<value>no shutdown)"
+                            from: "{{ bookmarks.subinterface[subinterface_key] }}"
+                    description:
+                        _parse:
+                            mode: search
+                            regexp: "description (?P<value>.*)"
+                            from: "{{ bookmarks.subinterface[subinterface_key] }}"

napalm_yang/mappings/ios/parsers/config/openconfig-vlan/routed-vlan.yaml

@@ -0,0 +1,13 @@
+---
+metadata:
+    prefix: "oc-vlan"
+    parser: TextParser
+
+routed-vlan:
+    _parse: unnecessary
+    config:
+        _parse: unnecessary
+        enabled:
+            _parse: unnecessary
+        vlan:
+            _parse: unnecessary

napalm_yang/mappings/ios/parsers/config/openconfig-vlan/vlan.yaml

@@ -0,0 +1,14 @@
+---
+metadata:
+    prefix: "oc-vlan"
+    parser: TextParser
+
+vlan:
+    _parse: unnecessary
+    config:
+        _parse: unnecessary
+        vlan_id:
+            _parse:
+                mode: search
+                regexp: "^\\W*encapsulation dot1q (?P<value>[0-9]+)"
+                from: "{{ bookmarks['parent'] }}"

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

@@ -0,0 +1,80 @@
+---
+metadata:
+    translator: TextTranslator
+
+ipv4:
+    _translation: unnecessary
+    config:
+        _translation: unnecessary
+        enabled:
+            _translation: # TODO look at this one, I think this is different depending on IOS version
+                - mode: element
+                  value: "    no switchport\n"
+                  negate: "    switchport\n"
+                  in: "interface.{{ interface_key }}"
+                  when: "{{ model and interface_key[0:4] not in ['Mana', 'Loop'] }}"
+        mtu:
+            _translation: not_implemented
+    addresses:
+        _translation: unnecessary
+        address:
+            _translation:
+                mode: default_only
+                negate: "    default ip address {{ model.config.ip }} {{ model.config.prefix_length|cidr_to_netmask }}{{ ' secondary' if model.config.secondary else '' }}\n"
+            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"
+            vrrp:
+                _translation: not_implemented
+                vrrp_group:
+                    _translation: not_implemented
+                    virtual_router_id:
+                    config:
+                        virtual_address:
+                            _translation: not_implemented
+                        priority:
+                            _translation: not_implemented
+                        preempt:
+                            _translation: not_implemented
+                        advertisement_interval:
+                            _translation: not_implemented
+                        virtual_router_id:
+                            _translation: not_implemented
+                        preempt_delay:
+                            _translation: not_implemented
+                        accept_mode:
+                            _translation: not_implemented
+    unnumbered:
+        _translation: not_implemented
+        config:
+            _translation: not_implemented
+            enabled:
+                _translation: not_implemented
+        interface_ref:
+            _translation: not_implemented
+            config:
+                _translation: not_implemented
+                interface:
+                    _translation: not_implemented
+                subinterface:
+                    _translation: not_implemented
+    neighbors:
+        _translation: not_implemented
+        neighbor:
+            _translation: not_implemented
+            ip:
+                _translation: not_implemented
+            config:
+                _translation: not_implemented
+                ip:
+                    _translation: not_implemented
+                link_layer_address:
+                    _translation: not_implemented
+