New subject: LNST usage on Ubuntu

26 Sep 2018

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Wed, Sep 26, 2018 at 01:30:02PM CEST, sandeepkishan108@gmail.com wrote:
...
Thanks for the response.
I am trying to test the ping test between two slave machines... I see that
test stopped at below state. It looks like waiting for something.  ?
*Logs from controller side -*
Loading config file '/etc/lnst-ctl.conf'
Loading config file '/home/sandeep/.lnst/lnst-ctl.conf'
2018-09-26 15:25:12       (localhost)        -    INFO:

Trying recipe file "recipe.xml" match 1
   Logs for this recipe will be stored in
'/home/sandeep/.lnst/logs/2018-09-26_15:25:12/01_recipe_match_1'

2018-09-26 15:25:12       (localhost)        -    INFO: No previous
configuration found.
2018-09-26 15:25:12       (localhost)        -    INFO: Checking machine
pool availability.
2018-09-26 15:25:12       (localhost)        -    INFO: Processing pool
'default', directory '/home/sandeep/.lnst/pool'
2018-09-26 15:25:12       (localhost)        -   DEBUG: Querying machine
'slave1': 10.0.0.6:9999
2018-09-26 15:25:12       (localhost)        -   DEBUG: Querying machine
'slave2': 10.0.0.18:9999
2018-09-26 15:25:12       (localhost)        -    INFO: slave1 [UP]
2018-09-26 15:25:12       (localhost)        -    INFO: slave2 [UP]
2018-09-26 15:25:12       (localhost)        -    INFO: Finished loading
pools.
2018-09-26 15:25:12       (localhost)        -   DEBUG: Executing: "cd
"/usr/share/lnst/test_tools" && tar cf "/tmp/tmpdSTJqR" "multicast""
2018-09-26 15:25:12       (localhost)        -   DEBUG: Executing: "cd
"/usr/share/lnst/test_tools" && tar cf "/tmp/tmpV0fb4B" "tcp_conn""
2018-09-26 15:25:12       (localhost)        -    INFO: Matching machines,
without virtuals.
2018-09-26 15:25:12       (localhost)        -    INFO: Trying match with
pool: default
2018-09-26 15:25:12       (localhost)        -    INFO: Pool match
description:
2018-09-26 15:25:12       (localhost)        -    INFO:   host
"testmachine1" uses "slave1"
2018-09-26 15:25:12       (localhost)        -    INFO:     interface
"testifc1" matched to "1"
2018-09-26 15:25:12       (localhost)        -    INFO:   host
"testmachine2" uses "slave2"
2018-09-26 15:25:12       (localhost)        -    INFO:     interface
"testifc2" matched to "1"
2018-09-26 15:25:12       (localhost)        -    INFO: Connecting to RPC
on machine testmachine1 (10.0.0.6)
2018-09-26 15:25:12       (localhost)        - WARNING:
===================================
2018-09-26 15:25:12       (localhost)        - WARNING: 10.0.0.6:9999
2018-09-26 15:25:12       (localhost)        - WARNING: NO SECURE CHANNEL
SETUP IS IN PLACE
2018-09-26 15:25:12       (localhost)        - WARNING:  ALL COMMUNICATION
IS IN PLAINTEXT
2018-09-26 15:25:12       (localhost)        - WARNING:
===================================
2018-09-26 15:25:13    (testmachine1)        -    INFO: Performing machine
cleanup.
2018-09-26 15:25:13    (testmachine1)        -   DEBUG: Cleaning up
leftover processes.
2018-09-26 15:25:13    (testmachine1)        -    INFO: Restoring system
configuration
2018-09-26 15:25:13    (testmachine1)        -    INFO: Recieved a
controller connection.
2018-09-26 15:25:13    (testmachine1)        -   DEBUG: Executing: "ethtool
-i sit0"
2018-09-26 15:25:13    (testmachine1)        -   DEBUG: Executing: "ethtool
-i ip6tnl0"
2018-09-26 15:25:13    (testmachine1)        -   DEBUG: Executing: "ethtool
-i ip6gre0"
2018-09-26 15:25:14    (testmachine1)        -   DEBUG: Executing: "uname
-r"
2018-09-26 15:25:14    (testmachine1)        -   DEBUG: Executing: "cat
/etc/redhat-release"
2018-09-26 15:25:14    (testmachine1)        -   DEBUG: Executing: "ethtool
-i sit0"
2018-09-26 15:25:14    (testmachine1)        -   DEBUG: Executing: "ethtool
-i ip6tnl0"
2018-09-26 15:25:14    (testmachine1)        -   DEBUG: Executing: "ethtool
-i ip6gre0"
*2018-09-26 15:25:14    (testmachine1)        -   DEBUG: Executing: "ip
link set eth0 down" ===>Test stopped after executing this command*
*Logs from slave side -*
Loading config file '/etc/lnst-slave.conf'
2018-09-26 09:55:08       (localhost)        -    INFO: Started
2018-09-26 09:55:08       (localhost)        -    INFO: Using RPC port 9999.
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i eth0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i sit0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i ip6tnl0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i ip6gre0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i enx0023563c4966"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i can0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i can1"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i enp3s0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i eth0.200"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Executing: "ethtool
-i docker0"
2018-09-26 09:55:08       (localhost)        -   DEBUG: Test cache index
loaded
2018-09-26 09:55:08       (localhost)        -    INFO: Waiting for
connection.
2018-09-26 09:55:12       (localhost)        -    INFO: Recieved connection
from 10.0.0.1
2018-09-26 09:55:12       (localhost)        -    INFO: Waiting for
connection.
2018-09-26 09:55:13       (localhost)        -    INFO: Recieved connection
from 10.0.0.1
2018-09-26 09:55:13       (localhost)        - WARNING:
===================================
2018-09-26 09:55:13       (localhost)        - WARNING: NO SECURE CHANNEL
SETUP IS IN PLACE
2018-09-26 09:55:13       (localhost)        - WARNING:  ALL COMMUNICATION
IS IN PLAINTEXT
2018-09-26 09:55:13       (localhost)        - WARNING:
===================================
2018-09-26 09:55:13       (localhost)        -    INFO: Performing machine
cleanup.
2018-09-26 09:55:13       (localhost)        -   DEBUG: Cleaning up
leftover processes.
2018-09-26 09:55:13       (localhost)        -    INFO: Restoring system
configuration
2018-09-26 09:55:13       (localhost)        -    INFO: Recieved a
controller connection.
2018-09-26 09:55:13       (localhost)        -   DEBUG: Executing: "ethtool
-i sit0"
2018-09-26 09:55:13       (localhost)        -   DEBUG: Executing: "ethtool
-i ip6tnl0"
2018-09-26 09:55:13       (localhost)        -   DEBUG: Executing: "ethtool
-i ip6gre0"
2018-09-26 09:55:14       (localhost)        -   DEBUG: Executing: "uname
-r"
2018-09-26 09:55:14       (localhost)        -   DEBUG: Executing: "cat
/etc/redhat-release"
2018-09-26 09:55:14       (localhost)        -   DEBUG: Executing: "ethtool
-i sit0"
2018-09-26 09:55:14       (localhost)        -   DEBUG: Executing: "ethtool
-i ip6tnl0"
2018-09-26 09:55:14       (localhost)        -   DEBUG: Executing: "ethtool
-i ip6gre0"
*2018-09-26 09:55:14       (localhost)        -   DEBUG: Executing: "ip
link set eth0 down"*
On Sun, Sep 23, 2018, 3:11 PM Jiri Pirko jiri@resnulli.us wrote:
...
Sun, Sep 23, 2018 at 06:26:33AM CEST, sandeepkishan108@gmail.com wrote:
...
Hi jiri,
Thanks for responding...
Facing below errors when I am trying with lnst.
Please make sure that all dependencies are up to date.
...
On slave I see below errors -
ubuntu@ubuntu:~/lnst$ sudo lnst-slave -d
Loading config file '/etc/lnst-slave.conf'
2018-09-23 04:10:38       (localhost)        -    INFO: Started
2018-09-23 04:10:38       (localhost)        -    INFO: Using RPC port

...
*2018-09-23 04:10:38       (localhost)        -   ERROR: Generic netlink
protocol devlink not found*
*2018-09-23 04:10:38       (localhost)        -   ERROR: Please check if
the protocol module is loaded*
2018-09-23 04:10:38       (localhost)        -   DEBUG: Executing:
"ethtool
...
-i dummy0"
2018-09-23 04:10:38       (localhost)        -   DEBUG: Executing:
"ethtool
...
-i eth0"
2018-09-23 04:10:38       (localhost)        -   DEBUG: Executing:
"ethtool
...
-i sit0"
2018-09-23 04:10:38       (localhost)        -   DEBUG: Executing:
"ethtool
...
-i ip6tnl0"
2018-09-23 04:10:38       (localhost)        -   DEBUG: Executing:
"ethtool
...
-i ip6gre0"
*2018-09-23 04:10:38       (localhost)        -   ERROR: Generic netlink
protocol devlink not found*
*2018-09-23 04:10:38       (localhost)        -   ERROR: Please check if
the protocol module is loaded*
2018-09-23 04:10:38       (localhost)        -   DEBUG: Test cache index
loaded
2018-09-23 04:10:38       (localhost)        -    INFO: Waiting for
connection.
2018-09-23 04:11:43       (localhost)        -    INFO: Recieved
connection
...
from 10.19.65.141
2018-09-23 04:11:43       (localhost)        -    INFO: Waiting for
connection.
LNST controller see below errors when i tried to check ping recipe -
sandeep@sandeep:~$ sudo lnst-ctl -d run
code/lnst/recipes/examples/quick_guides/ping_check.xml
Loading config file '/etc/lnst-ctl.conf'
Loading config file '/home/sandeep/.lnst/lnst-ctl.conf'
2018-09-23 09:41:43       (localhost)        -    INFO:
...

Trying recipe file
"code/lnst/recipes/examples/quick_guides/ping_check.xml" match 1
   Logs for this recipe will be stored in
'/home/sandeep/.lnst/logs/2018-09-23_09:41:43/01_ping_check_match_1'
...

2018-09-23 09:41:43       (localhost)        -    INFO: No previous
configuration found.
2018-09-23 09:41:43       (localhost)        -    INFO: Checking machine
pool availability.
2018-09-23 09:41:43       (localhost)        -    INFO: Processing pool
'default', directory '/home/sandeep/.lnst/pool'
2018-09-23 09:41:43       (localhost)        -   DEBUG: Querying machine
'slave1': 10.19.66.31:9999
2018-09-23 09:41:43       (localhost)        -   DEBUG: Querying machine
'slave2': 10.19.66.91:9999
2018-09-23 09:41:43       (localhost)        -    INFO: slave1 [UP]
2018-09-23 09:41:43       (localhost)        -    INFO: slave2 [UP]
2018-09-23 09:41:43       (localhost)        -    INFO: Finished loading
pools.
2018-09-23 09:41:43       (localhost)        -   DEBUG: Executing: "cd
"/usr/share/lnst/test_tools" && tar cf "/tmp/tmpxP0Czk" "multicast""
2018-09-23 09:41:44       (localhost)        -   DEBUG: Executing: "cd
"/usr/share/lnst/test_tools" && tar cf "/tmp/tmp78XAWh" "tcp_conn""
2018-09-23 09:41:44       (localhost)        -    INFO: Matching machines,
without virtuals.
2018-09-23 09:41:44       (localhost)        -    INFO: Trying match with
pool: default
2018-09-23 09:41:44       (localhost)        -    INFO: Pool match
description:
2018-09-23 09:41:44       (localhost)        -    INFO:   host
"testmachine1" uses "slave1"
2018-09-23 09:41:44       (localhost)        -    INFO:     interface
"testifc1" matched to "1"
2018-09-23 09:41:44       (localhost)        -    INFO:   host
"testmachine2" uses "slave2"
2018-09-23 09:41:44       (localhost)        -    INFO:     interface
"testifc2" matched to "1"
2018-09-23 09:41:44       (localhost)        -    INFO: Connecting to RPC
on machine testmachine1 (10.19.66.31)
*2018-09-23 09:41:44       (localhost)        - WARNING:
===================================*
*2018-09-23 09:41:44       (localhost)        - WARNING: 10.19.66.31:9999
http://10.19.66.31:9999/*
*2018-09-23 09:41:44       (localhost)        - WARNING: NO SECURE CHANNEL
SETUP IS IN PLACE*
*2018-09-23 09:41:44       (localhost)        - WARNING:  ALL
COMMUNICATION
...
IS IN PLAINTEXT*
*2018-09-23 09:41:44       (localhost)        - WARNING:
===================================*
2018-09-23 09:41:44    (testmachine1)        -    INFO: Performing machine
cleanup.
2018-09-23 09:41:44    (testmachine1)        -   DEBUG: Cleaning up
leftover processes.
2018-09-23 09:41:44    (testmachine1)        -    INFO: Restoring system
configuration
2018-09-23 09:41:44    (testmachine1)        -    INFO: Recieved a
controller connection.
2018-09-23 09:41:44    (testmachine1)        -   DEBUG:
   Traceback (most recent call last):
     File
"/usr/local/lib/python2.7/dist-packages/lnst/Slave/NetTestSlave.py", line
1432, in _process_msg
       result = method(*msg["args"])
     File
"/usr/local/lib/python2.7/dist-packages/lnst/Slave/NetTestSlave.py", line
82, in hello
       self._if_manager.rescan_devices()
     File
"/usr/local/lib/python2.7/dist-packages/lnst/Slave/InterfaceManager.py",
line 117, in rescan_devices
       self._devices[dev['index']].update_netlink(dev['netlink_msg'])
     File
"/usr/local/lib/python2.7/dist-packages/lnst/Slave/InterfaceManager.py",
line 416, in update_netlink
       if nl_msg.get_nested("IFLA_LINKINFO", "IFLA_INFO_KIND") ==
"vxlan":
...

AttributeError: 'ifinfmsg' object has no attribute 'get_nested'*

2018-09-23 09:41:44       (localhost)        -   ERROR: Exception raised
during configuration.
2018-09-23 09:41:44       (localhost)        -   DEBUG:
   Traceback (most recent call last):
     File "/usr/local/bin/lnst-ctl", line 182, in get_recipe_result
       res = exec_action(action, nettestctl)
     File "/usr/local/bin/lnst-ctl", line 137, in exec_action
       return nettestctl.run_recipe()
     File
...
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/NetTestController.py",
line 648, in run_recipe
       self._prepare_network()
     File
...
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/NetTestController.py",
line 198, in _prepare_network
       self._prepare_machine(m_id, resource_sync)
     File
...
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/NetTestController.py",
line 266, in _prepare_machine
       machine.init_connection(recipe_name)
     File
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/Machine.py", line
286, in init_connection
       hello, slave_desc = self._rpc_call("hello", recipe_name)
     File
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/Machine.py", line
250, in _rpc_call
       result = self._msg_dispatcher.wait_for_result(self._id)
     File
...
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/NetTestController.py",
line 910, in wait_for_result
       self._process_message(msg)
     File
...
"/usr/local/lib/python2.7/dist-packages/lnst/Controller/NetTestController.py",
line 936, in _process_message
       raise CommandException(msg)
   CommandException: CommandException: Slave testmachine1: 'ifinfmsg'
object has no attribute 'get_nested'
2018-09-23 09:41:44       (localhost)        -   ERROR: CommandException:
Slave testmachine1: 'ifinfmsg' object has no attribute 'get_nested'
2018-09-23 09:41:44       (localhost)        -    INFO:
==================================================== SUMMARY
====================================================
2018-09-23 09:41:44       (localhost)        -    INFO:
code/lnst/recipes/examples/quick_guides/ping_check.xml match: 1
                               FAIL
2018-09-23 09:41:44       (localhost)        -    INFO:      Pool match
description:
2018-09-23 09:41:44       (localhost)        -    INFO:      host
"testmachine1" uses "slave1"
2018-09-23 09:41:44       (localhost)        -    INFO:        interface
"testifc1" matched to "1"
2018-09-23 09:41:44       (localhost)        -    INFO:      host
"testmachine2" uses "slave2"
2018-09-23 09:41:44       (localhost)        -    INFO:        interface
"testifc2" matched to "1"
2018-09-23 09:41:44       (localhost)        -    INFO:      error
message:
...
CommandException: Slave testmachine1: 'ifinfmsg' object has no attribute
'get_nested'
2018-09-23 09:41:44       (localhost)        -    INFO:
...
=================================================================================================================
2018-09-23 09:41:44       (localhost)        -    INFO: Total test time: 0
days, 0 hours, 0 minutes, 0 seconds
2018-09-23 09:41:44       (localhost)        -    INFO: Logs are stored in
'/home/sandeep/.lnst/logs/2018-09-23_09:41:43'
sandeep@sandeep:~$ cat
code/lnst/recipes/examples/quick_guides/ping_check.xml
<!--
This is a recipe from a quick guide that is available on LNST wiki page:

   https://fedorahosted.org/lnst/wiki/QuickGuides/QuickGuidePingCheck
-->
<lnstrecipe>
   <network>
       <host id="testmachine1">
           <interfaces>
               <eth id="testifc1" label="tnet">
                   <addresses>
                       <address value="10.19.66.91/24"/>
                   </addresses>
               </eth>
           </interfaces>
       </host>
   <host id="testmachine2">
       <interfaces>
           <eth id="testifc2" label="tnet">
               <addresses>
                   <address value="10.19.66.31/24"/>
               </addresses>
           </eth>
       </interfaces>
   </host>

   </network>
   <task>
       <run host="testmachine1" module="IcmpPing">
           <options>
               <option name="addr" value="{ip(testmachine2,testifc2)}"/>
               <option name="count" value="3"/>
           </options>
       </run>
   </task>
</lnstrecipe>
Please help me to understand the issue here.
Thanks for your help in advance.
On Sun, Sep 23, 2018, 12:06 AM Jiri Pirko jiri@resnulli.us wrote:
...
Sat, Sep 22, 2018 at 06:35:45PM CEST, sandeepkishan108@gmail.com wrote:
...
Hi,
I came across lnst for testing Linux network stack. Its nice work.
Is it possible to use this in Ubuntu ?
Yes.
...
Also can we run the c applications as part this framework  ?
Yes.
...
Thanks,
Sandeep.

Re: LNST usage on Ubuntu