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ydk-cpp: openconfig interfaces issues

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hariharan.a
Level 1
Level 1

‎10-24-2017 10:47 AM

Hi,

I am geting segfault when doing a read query for interfaces using ydk_openconfig 1.4.1.  IOS-XRv is 6.1.2 version.

[root@nclinux ydk]# rpm -qa | grep ydk

libydk-0.6.1-1.x86_64

libydk-ietf-0.1.3-1.x86_64

libydk-openconfig-0.1.4-1.x86_64

[root@nclinux ydk]# ./a.out ssh://packet:packet@10.66.4.203:830 -v

[2017-10-24 13:35:24.253] [ydk] [info] Path where models are to be downloaded: /root/.ydk/10.66.4.203:830

[2017-10-24 13:35:24.262] [ydk] [info] Connected to 10.66.4.203 on port 830 using ssh with timeout of -1

[2017-10-24 13:35:24.262] [ydk] [info] Connected to 10.66.4.203 on port 830 using ssh with timeout of -1

[2017-10-24 13:35:24.262] [ydk] [info] Executing CRUD config read operation

[2017-10-24 13:35:24.269] [ydk] [info] =============Generating payload to send to device=============

[2017-10-24 13:35:24.269] [ydk] [info] <rpc xmlns="urn:ietf:params:xml:ns:netconf:base:1.0"><get-config xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">

  <source>

    <running/>

  </source>

  <filter><interfaces xmlns="http://openconfig.net/yang/interfaces"/></filter>

</get-config>

</rpc>

[2017-10-24 13:35:24.269] [ydk] [info]

[2017-10-24 13:35:24.554] [ydk] [info] =============Reply payload received from device=============

[2017-10-24 13:35:24.554] [ydk] [info] <?xml version="1.0"?>

<rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="1">

  <data>

    <interfaces xmlns="http://openconfig.net/yang/interfaces">

      <interface>

        <name>Loopback0</name>

        <config>

          <name>Loopback0</name>

          <type xmlns:idx="urn:ietf:params:xml:ns:yang:iana-if-type">idx:softwareLoopback</type>

          <enabled>true</enabled>

        </config>

        <subinterfaces>

          <subinterface>

            <index>0</index>

            <ipv4 xmlns="http://openconfig.net/yang/interfaces/ip">

              <address>

                <ip>10.66.4.203</ip>

                <config>

                  <ip>10.66.4.203</ip>

                  <prefix-length>32</prefix-length>

                </config>

              </address>

            </ipv4>

          </subinterface>

        </subinterfaces>

      </interface>

      <interface>

        <name>tunnel-ip1</name>

        <config>

          <name>tunnel-ip1</name>

          <type xmlns:idx="urn:ietf:params:xml:ns:yang:iana-if-type">idx:tunnel</type>

          <enabled>true</enabled>

        </config>

        <subinterfaces>

          <subinterface>

            <index>0</index>

            <ipv4 xmlns="http://openconfig.net/yang/interfaces/ip">

              <address>

                <ip>10.203.27.1</ip>

                <config>

                  <ip>10.203.27.1</ip>

                  <prefix-length>30</prefix-length>

                </config>

              </address>

            </ipv4>

          </subinterface>

        </subinterfaces>

      </interface>

      <interface>

        <name>MgmtEth0/0/CPU0/0</name>

        <config>

          <name>MgmtEth0/0/CPU0/0</name>

          <type xmlns:idx="urn:ietf:params:xml:ns:yang:iana-if-type">idx:ethernetCsmacd</type>

          <enabled>true</enabled>

        </config>

        <ethernet xmlns="http://openconfig.net/yang/interfaces/ethernet">

          <config>

            <auto-negotiate>false</auto-negotiate>

          </config>

        </ethernet>

        <subinterfaces>

          <subinterface>

            <index>0</index>

            <ipv4 xmlns="http://openconfig.net/yang/interfaces/ip">

              <address>

                <ip>10.64.21.203</ip>

                <config>

                  <ip>10.64.21.203</ip>

                  <prefix-length>24</prefix-length>

                </config>

              </address>

            </ipv4>

          </subinterface>

        </subinterfaces>

      </interface>

      <interface>

        <name>GigabitEthernet0/0/0/0</name>

        <config>

          <name>GigabitEthernet0/0/0/0</name>

          <type xmlns:idx="urn:ietf:params:xml:ns:yang:iana-if-type">idx:ethernetCsmacd</type>

          <enabled>true</enabled>

        </config>

        <ethernet xmlns="http://openconfig.net/yang/interfaces/ethernet">

          <config>

            <auto-negotiate>false</auto-negotiate>

          </config>

        </ethernet>

        <subinterfaces>

          <subinterface>

            <index>0</index>

            <ipv4 xmlns="http://openconfig.net/yang/interfaces/ip">

              <address>

                <ip>10.1.10.203</ip>

                <config>

                  <ip>10.1.10.203</ip>

                  <prefix-length>24</prefix-length>

                </config>

              </address>

            </ipv4>

          </subinterface>

        </subinterfaces>

      </interface>

      <interface>

        <name>GigabitEthernet0/0/0/1</name>

        <config>

          <name>GigabitEthernet0/0/0/1</name>

          <type xmlns:idx="urn:ietf:params:xml:ns:yang:iana-if-type">idx:ethernetCsmacd</type>

          <enabled>true</enabled>

        </config>

        <ethernet xmlns="http://openconfig.net/yang/interfaces/ethernet">

          <config>

            <auto-negotiate>false</auto-negotiate>

          </config>

        </ethernet>

        <subinterfaces>

          <subinterface>

            <index>0</index>

            <ipv4 xmlns="http://openconfig.net/yang/interfaces/ip">

              <address>

                <ip>10.2.12.203</ip>

                <config>

                  <ip>10.2.12.203</ip>

                  <prefix-length>24</prefix-length>

                </config>

              </address>

            </ipv4>

          </subinterface>

        </subinterfaces>

      </interface>

      <interface>

        <name>GigabitEthernet0/0/0/2</name>

        <config>

          <name>GigabitEthernet0/0/0/2</name>

          <type xmlns:idx="urn:ietf:params:xml:ns:yang:iana-if-type">idx:ethernetCsmacd</type>

          <enabled>true</enabled>

        </config>

        <ethernet xmlns="http://openconfig.net/yang/interfaces/ethernet">

          <config>

            <auto-negotiate>false</auto-negotiate>

          </config>

        </ethernet>

        <subinterfaces>

          <subinterface>

            <index>0</index>

            <ipv4 xmlns="http://openconfig.net/yang/interfaces/ip">

              <address>

                <ip>10.2.14.203</ip>

                <config>

                  <ip>10.2.14.203</ip>

                  <prefix-length>24</prefix-length>

                </config>

              </address>

            </ipv4>

          </subinterface>

        </subinterfaces>

      </interface>

    </interfaces>

  </data>

</rpc-reply>

[2017-10-24 13:35:24.554] [ydk] [info]

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/ethernet/vlan/config/native-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'ACCESS'" failed. Path: '/interfaces/interface/ethernet/vlan/config/access-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/ethernet/vlan/config/trunk-vlans'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/ethernet/vlan/state/native-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'ACCESS'" failed. Path: '/interfaces/interface/ethernet/vlan/state/access-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/ethernet/vlan/state/trunk-vlans'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/aggregation/vlan/config/native-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'ACCESS'" failed. Path: '/interfaces/interface/aggregation/vlan/config/access-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/aggregation/vlan/config/trunk-vlans'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/aggregation/vlan/state/native-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'ACCESS'" failed. Path: '/interfaces/interface/aggregation/vlan/state/access-vlan'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Schema node "interface-mode" not found (interface-mode).

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Resolving when condition "interface-mode = 'TRUNK'" failed. Path: '/interfaces/interface/aggregation/vlan/state/trunk-vlans'

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Module "openconfig-vlan" parsing failed.

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Importing "openconfig-vlan" module into "openconfig-if-ip" failed.

[2017-10-24 13:35:24.644] [ydk] [error] Libyang ERROR: Module "openconfig-if-ip" parsing failed.

[2017-10-24 13:35:24.644] [ydk] [warning] Unable to parse module: 'openconfig-if-ip'. This model cannot be used with YDK

Segmentation fault

[root@nclinux ydk]#

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abhirame
Cisco Employee
Cisco Employee

‎10-24-2017 03:22 PM

Thanks. I'm able to reproduce the segfault with the latest ydk-gen code. created issue:

segfault with openconfig-interfaces decode · Issue #608 · CiscoDevNet/ydk-gen · GitHub

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abhirame
Cisco Employee
Cisco Employee

‎10-24-2017 03:22 PM

Thanks. I'm able to reproduce the segfault with the latest ydk-gen code. created issue:

segfault with openconfig-interfaces decode · Issue #608 · CiscoDevNet/ydk-gen · GitHub

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hariharan.a
Level 1
Level 1
In response to abhirame

‎10-24-2017 03:31 PM

Thanks. Appreciate it.

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