[ovs-discuss] OVN Questions

Justin Pettit jpettit at ovn.org
Fri Apr 29 23:24:09 UTC 2016 

What was the issue?

--Justin


> On Apr 29, 2016, at 4:14 PM, Maurice Qureshi <Maurice.Qureshi at calix.com> wrote:
> 
> Hi Darrell/Justin,
> 
> I got it to work for now. Thanks for your help.
> 
> Maurice
> 
> -----Original Message-----
> From: discuss [mailto:discuss-bounces at openvswitch.org] On Behalf Of Maurice Qureshi
> Sent: Friday, April 29, 2016 12:43 PM
> To: Darrell Ball <dball at vmware.com>; Justin Pettit <jpettit at ovn.org>
> Cc: discuss at openvswitch.org
> Subject: Re: [ovs-discuss] OVN Questions
> 
> Hi Darrell,
> 
> I checked and it looks similar to your 
> 
> + PATH=/home/mqureshi/ovs/ovn/controller:/home/mqureshi/ovs/ovn/controll
> + er-vtep:/home/mqureshi/ovs/ovn/northd:/home/mqureshi/ovs/ovn/utilities
> + :/home/mqureshi/ovs/ovsdb:/home/mqureshi/ovs/vswitchd:/home/mqureshi/o
> + vs/utilities:/home/mqureshi/ovs/vtep:/tools/sw/exa_2.0/exa-tools:/usr/
> + lib64/ccache:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/h
> + ome/mqureshi/bin:/sbin
> + export PATH
> 
> The difference I see is that in your case, the build directory is "openvswitch/ovs/_gcc" whereas in  my case it is simply "ovs". I have attached the full output of " sh -x ../tutorial/ovs-sandbox --ovn" command.
> 
> Have two questions.
> 
> 1. Do I need to install the openvswitch before installing the ovn-sandbox. I think the sandbox does that for you as I see all the necessary daemons running (ovs-vswitchd, ovsdb-server, ovn-northd, ovn-controller, ovn-controller-vtep)
> 
> 2. Looks like this sandbox runs its own shell. But "echo $SHELL" still shows "bash" as shell. Is that correct?
> 
> mqureshi at vmexa-mqureshi:~/ovs$ echo $SHELL /bin/bash mqureshi at vmexa-mqureshi:~/ovs$
> 
> 3. What if I just wanted to install OVN directly without sandbox, how can I do that (something similar to "sudo apt-get install openvswitch-switch").  Most of the documentation about OVN on Google is about the sandbox. 
> 
> Thanks
> Maurice
> 
> 
> -----Original Message-----
> From: Darrell Ball [mailto:dball at vmware.com]
> Sent: Thursday, April 28, 2016 5:35 PM
> To: Maurice Qureshi <Maurice.Qureshi at calix.com>; Justin Pettit <jpettit at ovn.org>
> Cc: discuss at openvswitch.org
> Subject: Re: [ovs-discuss] OVN Questions
> 
> Since the path is not being updated correctly, from build directory (in my case ovs/_gcc), check and show the output of
> 
> sh -x ../tutorial/ovs-sandbox --ovn
> 
> 
> Output should include something similar to below
> 
> .
> .
> + PATH=/home/dball/openvswitch/ovs/_gcc/ovn/controller:/home/dball/openv
> + switch/ovs/_gcc/ovn/controller-vtep:/home/dball/openvswitch/ovs/_gcc/o
> + vn/northd:/home/dball/openvswitch/ovs/_gcc/ovn/utilities:/home/dball/o
> + penvswitch/ovs/_gcc/ovsdb:/home/dball/openvswitch/ovs/_gcc/vswitchd:/h
> + ome/dball/openvswitch/ovs/_gcc/utilities:/home/dball/openvswitch/ovs/_
> + gcc/vtep:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
> + export PATH
> .
> .
> 
> 
> 
> 
> 
>> On 4/28/16, 1:01 PM, "discuss on behalf of Maurice Qureshi" <discuss-bounces at openvswitch.org on behalf of Maurice.Qureshi at calix.com> wrote:
>> 
>> Hi Justin,
>> 
>> As you can see from the logs below,
>> 
>> 1. ovn-nbctl doesn't work
>> 2. The output of all the commands you have asked for is provided 
>> without any breaks 3. "git log" shows the last commit of Apr. 27th
>> 
>> mqureshi at vmexa-mqureshi:~/ovs$ make sandbox SANDBOXFLAGS="--ovn"
>> make  all-recursive
>> make[1]: Entering directory `/home/mqureshi/ovs'
>> Making all in datapath
>> make[2]: Entering directory `/home/mqureshi/ovs/datapath'
>> make[3]: Entering directory `/home/mqureshi/ovs/datapath'
>> make[3]: Leaving directory `/home/mqureshi/ovs/datapath'
>> make[2]: Leaving directory `/home/mqureshi/ovs/datapath'
>> make[2]: Entering directory `/home/mqureshi/ovs'
>> make[3]: Entering directory `/home/mqureshi/ovs/datapath'
>> make[3]: `distfiles' is up to date.
>> make[3]: Leaving directory `/home/mqureshi/ovs/datapath'
>> make[2]: Leaving directory `/home/mqureshi/ovs'
>> make[1]: Leaving directory `/home/mqureshi/ovs'
>> cd ./tutorial && MAKE=make ./ovs-sandbox -b /home/mqureshi/ovs --ovn
>> make[1]: Entering directory `/home/mqureshi/ovs'
>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man1'
>> /usr/bin/install -c -m 644 utilities/ovs-pcap.1 utilities/ovs-tcpundump.1 ovsdb/ovsdb-tool.1 ovsdb/ovsdb-client.1 ovsdb/ovsdb-server.1 '/home/mqureshi/ovs/tutorial/sandbox/man/man1'
>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man5'
>> /usr/bin/install -c -m 644 vswitchd/ovs-vswitchd.conf.db.5 vtep/vtep.5 ovn/ovn-sb.5 ovn/ovn-nb.5 '/home/mqureshi/ovs/tutorial/sandbox/man/man5'
>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man7'
>> /usr/bin/install -c -m 644 ovn/ovn-architecture.7 '/home/mqureshi/ovs/tutorial/sandbox/man/man7'
>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man8'
>> /usr/bin/install -c -m 644 utilities/ovs-appctl.8 utilities/ovs-ctl.8 utilities/ovs-testcontroller.8 utilities/ovs-dpctl.8 utilities/ovs-dpctl-top.8 utilities/ovs-l3ping.8 utilities/ovs-ofctl.8 utilities/ovs-parse-backtrace.8 utilities/ovs-pki.8 utilities/ovs-vlan-bug-workaround.8 utilities/ovs-test.8 utilities/ovs-vlan-test.8 utilities/ovs-vsctl.8 utilities/bugtool/ovs-bugtool.8 vswitchd/ovs-vswitchd.8 vtep/vtep-ctl.8 ovn/controller/ovn-controller.8 ovn/controller-vtep/ovn-controller-vtep.8 ovn/northd/ovn-northd.8 ovn/utilities/ovn-ctl.8 ovn/utilities/ovn-nbctl.8 ovn/utilities/ovn-sbctl.8 '/home/mqureshi/ovs/tutorial/sandbox/man/man8'
>> make[1]: Leaving directory `/home/mqureshi/ovs'
>> 
>> 
>> 
>> ----------------------------------------------------------------------
>> You are running in a dummy Open vSwitch environment.  You can use 
>> ovs-vsctl, ovs-ofctl, ovs-appctl, and other tools to work with the 
>> dummy switch.
>> 
>> This environment also has the OVN daemons and databases enabled.
>> You can use ovn-nbctl and ovn-sbctl to interact with the OVN databases.
>> 
>> Log files, pidfiles, and the configuration database are in the 
>> "sandbox" subdirectory.
>> 
>> Exit the shell to kill the running daemons.
>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$ echo $PATH 
>> /tools/sw/exa_2.0/exa-tools:/usr/lib64/ccache:/usr/local/bin:/usr/bin:/
>> bin:/usr/local/sbin:/usr/sbin:/home/mqureshi/bin:/sbin
>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$ ovn-nbctl show
>> ovn-nbctl: command not found
>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$ git log commit
>> a78350d91a67f977608c2f47b4b17d6e045e7930
>> Author: Pravin B Shelar <pshelar at ovn.org>
>> Date:   Wed Apr 27 14:57:33 2016 -0700
>> 
>>   stt: linearize for CONFIG_SLUB case
>> 
>> 
>> -----Original Message-----
>> From: Justin Pettit [mailto:jpettit at ovn.org]
>> Sent: Thursday, April 28, 2016 12:11 PM
>> To: Maurice Qureshi <Maurice.Qureshi at calix.com>
>> Cc: discuss at openvswitch.org
>> Subject: Re: [ovs-discuss] OVN Questions
>> 
>> And "ovn-nbctl" doesn't w?ork?  Can you show me all the commands I've 
>> asked and their output without any breaks
>> 
>>    - make sandbox SANDBOXFLAGS="--ovn"
>>    - echo $PATH
>>    - ovn-nbctl show
>> 
>> Are you pulling the source code from the tip of master?
>> 
>> --Justin
>> 
>> 
>>> On Apr 28, 2016, at 1:59 PM, Maurice Qureshi <Maurice.Qureshi at calix.com> wrote:
>>> 
>>> Below is the output of "make sandbox" from the time when I typed "make sandbox SANDBOXFLAGS="--ovn". Do I need to turn on some other flag also to make it more verbose.
>>> 
>>> mqureshi at vmexa-mqureshi:~/ovs$ make sandbox SANDBOXFLAGS="--ovn"          
>>> make  all-recursive
>>> make[1]: Entering directory `/home/mqureshi/ovs'
>>> Making all in datapath
>>> make[2]: Entering directory `/home/mqureshi/ovs/datapath'
>>> make[3]: Entering directory `/home/mqureshi/ovs/datapath'
>>> make[3]: Leaving directory `/home/mqureshi/ovs/datapath'
>>> make[2]: Leaving directory `/home/mqureshi/ovs/datapath'
>>> make[2]: Entering directory `/home/mqureshi/ovs'
>>> make[3]: Entering directory `/home/mqureshi/ovs/datapath'
>>> make[3]: `distfiles' is up to date.
>>> make[3]: Leaving directory `/home/mqureshi/ovs/datapath'
>>> make[2]: Leaving directory `/home/mqureshi/ovs'
>>> make[1]: Leaving directory `/home/mqureshi/ovs'
>>> cd ./tutorial && MAKE=make ./ovs-sandbox -b /home/mqureshi/ovs --ovn
>>> make[1]: Entering directory `/home/mqureshi/ovs'
>>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man1'
>>> /usr/bin/install -c -m 644 utilities/ovs-pcap.1 utilities/ovs-tcpundump.1 ovsdb/ovsdb-tool.1 ovsdb/ovsdb-client.1 ovsdb/ovsdb-server.1 '/home/mqureshi/ovs/tutorial/sandbox/man/man1'
>>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man5'
>>> /usr/bin/install -c -m 644 vswitchd/ovs-vswitchd.conf.db.5 vtep/vtep.5 ovn/ovn-sb.5 ovn/ovn-nb.5 '/home/mqureshi/ovs/tutorial/sandbox/man/man5'
>>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man7'
>>> /usr/bin/install -c -m 644 ovn/ovn-architecture.7 '/home/mqureshi/ovs/tutorial/sandbox/man/man7'
>>> /bin/mkdir -p '/home/mqureshi/ovs/tutorial/sandbox/man/man8'
>>> /usr/bin/install -c -m 644 utilities/ovs-appctl.8 utilities/ovs-ctl.8 utilities/ovs-testcontroller.8 utilities/ovs-dpctl.8 utilities/ovs-dpctl-top.8 utilities/ovs-l3ping.8 utilities/ovs-ofctl.8 utilities/ovs-parse-backtrace.8 utilities/ovs-pki.8 utilities/ovs-vlan-bug-workaround.8 utilities/ovs-test.8 utilities/ovs-vlan-test.8 utilities/ovs-vsctl.8 utilities/bugtool/ovs-bugtool.8 vswitchd/ovs-vswitchd.8 vtep/vtep-ctl.8 ovn/controller/ovn-controller.8 ovn/controller-vtep/ovn-controller-vtep.8 ovn/northd/ovn-northd.8 ovn/utilities/ovn-ctl.8 ovn/utilities/ovn-nbctl.8 ovn/utilities/ovn-sbctl.8 '/home/mqureshi/ovs/tutorial/sandbox/man/man8'
>>> make[1]: Leaving directory `/home/mqureshi/ovs'
>>> 
>>> 
>>> 
>>> ---------------------------------------------------------------------
>>> - You are running in a dummy Open vSwitch environment.  You can use 
>>> ovs-vsctl, ovs-ofctl, ovs-appctl, and other tools to work with the 
>>> dummy switch.
>>> 
>>> This environment also has the OVN daemons and databases enabled.
>>> You can use ovn-nbctl and ovn-sbctl to interact with the OVN databases.
>>> 
>>> Log files, pidfiles, and the configuration database are in the 
>>> "sandbox" subdirectory.
>>> 
>>> Exit the shell to kill the running daemons.
>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial
>>> 
>>> -----Original Message-----
>>> From: Justin Pettit [mailto:jpettit at ovn.org]
>>> Sent: Wednesday, April 27, 2016 8:51 PM
>>> To: Maurice Qureshi <Maurice.Qureshi at calix.com>
>>> Cc: discuss at openvswitch.org
>>> Subject: Re: [ovs-discuss] OVN Questions
>>> 
>>> You need to run "make sandbox" as shown in the presentation. It doesn't matter if you run just "make" first. 
>>> 
>>> I noticed if I copied and pasted from those slides it didn't work properly because the quotes were stylized and not standard. However since you still haven't shown the output that I've requested a couple of times, I can't say for sure. 
>>> 
>>> --Justin
>>> 
>>> 
>>>> On Apr 27, 2016, at 8:32 PM, Maurice Qureshi <Maurice.Qureshi at calix.com> wrote:
>>>> 
>>>> Hi Justin,
>>>> 
>>>> In the link
>>>> "https://urldefense.proofpoint.com/v2/url?u=http-3A__benpfaff.org_-7
>>>> Eblp_ovn-2Dlbnl.pdf&d=BQIGaQ&c=Sqcl0Ez6M0X8aeM67LKIiDJAXVeAw-YihVMNt
>>>> Xt-uEs&r=dGZmbKhBG9tJHY4odedsGA&m=h-7ifxFpG2ex-XB1MvTQ7hWetF2L7yBDPw
>>>> 0hJkPT4E8&s=qkb1Bdud9DEKR0ds7WsyvCJOd_EcXrZSrYKT9ZV15R0&e= ", there 
>>>> is a slide titled as "Test #1 - ovs-sandbox". Based on this slide, I 
>>>> followed these steps
>>>> 
>>>> 1: git clone
>>>> https://urldefense.proofpoint.com/v2/url?u=http-3A__github.com_openv
>>>> switch_ovs.git&d=BQIGaQ&c=Sqcl0Ez6M0X8aeM67LKIiDJAXVeAw-YihVMNtXt-uE
>>>> s&r=dGZmbKhBG9tJHY4odedsGA&m=h-7ifxFpG2ex-XB1MvTQ7hWetF2L7yBDPw0hJkP
>>>> T4E8&s=vNl5O-6U1y_qyt69zrgI7bInTAHaMDsy0Nk_mc1hymA&e=
>>>> 2: cd ovs
>>>> 3a:  ./boot.sh
>>>> 3b: ./configure
>>>> 3c: make
>>>> 4: make sandbox SANDBOXFLAGS="--ovn"
>>>> 
>>>> Should I have done "make sandbox", instead of "make" in step "3c" above. These slides may be old, so I may be missing some important step.
>>>> 
>>>> Thanks
>>>> Maurice
>>>> 
>>>> -----Original Message-----
>>>> From: Justin Pettit [mailto:jpettit at ovn.org]
>>>> Sent: Wednesday, April 27, 2016 3:02 PM
>>>> To: Maurice Qureshi <Maurice.Qureshi at calix.com>
>>>> Cc: discuss at openvswitch.org
>>>> Subject: Re: [ovs-discuss] OVN Questions
>>>> 
>>>> It doesn't look like it got started properly. Can you provide all the output starting from when you type "make sandbox"?
>>>> 
>>>> --Justin
>>>> 
>>>> 
>>>>> On Apr 27, 2016, at 4:53 PM, Maurice Qureshi <Maurice.Qureshi at calix.com> wrote:
>>>>> 
>>>>> Hi Justin,
>>>>> 
>>>>> Below is the output of echo $PATH. The output of "make sandbox" is attached.
>>>>> 
>>>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$ echo $PATH
>>>>> /tools/sw/exa_2.0/exa-tools:/usr/lib64/ccache:/usr/local/bin:/usr/bin:
>>>>> /bin:/usr/local/sbin:/usr/sbin:/home/mqureshi/bin:/sbin
>>>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$
>>>>> 
>>>>> Thanks
>>>>> Maurice
>>>>> 
>>>>> -----Original Message-----
>>>>> From: Justin Pettit [mailto:jpettit at ovn.org]
>>>>> Sent: Wednesday, April 27, 2016 10:58 AM
>>>>> To: Maurice Qureshi <Maurice.Qureshi at calix.com>
>>>>> Cc: discuss at openvswitch.org
>>>>> Subject: Re: [ovs-discuss] OVN Questions
>>>>> 
>>>>> Can you show all the commands and output from when you run "make sandbox"? Also, what does "echo $PATH" show when running in the sanbox shell?
>>>>> 
>>>>> --Justin
>>>>> 
>>>>> 
>>>>>> On Apr 27, 2016, at 12:37 PM, Maurice Qureshi <Maurice.Qureshi at calix.com> wrote:
>>>>>> 
>>>>>> Hi Justin,
>>>>>> 
>>>>>> None of the ovn- commands are available.
>>>>>> 
>>>>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$  ovn-nbctl lswitch-add sw0
>>>>>> ovn-nbctl: command not found
>>>>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$ whereis  ovn-nbctl
>>>>>> ovn-nbctl:
>>>>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$ which ovn-nbctl 
>>>>>> mqureshi at vmexa-mqureshi:~/ovs/tutorial$
>>>>>> 
>>>>>> -----Original Message-----
>>>>>> From: Justin Pettit [mailto:jpettit at ovn.org]
>>>>>> Sent: Tuesday, April 26, 2016 10:51 PM
>>>>>> To: Maurice Qureshi <Maurice.Qureshi at calix.com>
>>>>>> Cc: discuss at openvswitch.org
>>>>>> Subject: Re: [ovs-discuss] OVN Questions
>>>>>> 
>>>>>> 
>>>>>>> On Apr 26, 2016, at 8:16 PM, Maurice Qureshi <Maurice.Qureshi at calix.com> wrote:
>>>>>>> 
>>>>>>> Have following questions on OVN
>>>>>>> 
>>>>>>> 1.      Tried to use the ovs sandbox as described in https://urldefense.proofpoint.com/v2/url?u=http-3A__benpfaff.org_-7Eblp_ovn-2Dlbnl.pdf&d=BQIGaQ&c=Sqcl0Ez6M0X8aeM67LKIiDJAXVeAw-YihVMNtXt-uEs&r=dGZmbKhBG9tJHY4odedsGA&m=h-7ifxFpG2ex-XB1MvTQ7hWetF2L7yBDPw0hJkPT4E8&s=qkb1Bdud9DEKR0ds7WsyvCJOd_EcXrZSrYKT9ZV15R0&e= . Got following message, but the commands like ovn-nbctl are failing. Both OVN daemons (ovn-northd and ovn-controller) are running in addition to ovn-controller-vtep. I am using Ubuntu 14.04 LTS
>>>>>> 
>>>>>> What error are you seeing?  I checked out the latest code, and it works for me.
>>>>>> 
>>>>>> --Justin
>>>>> 
>>>>> <make_sandbox.txt>
>> 
>> _______________________________________________
>> discuss mailing list
>> discuss at openvswitch.org
>> https://urldefense.proofpoint.com/v2/url?u=http-3A__openvswitch.org_mai
>> lman_listinfo_discuss&d=BQIGaQ&c=Sqcl0Ez6M0X8aeM67LKIiDJAXVeAw-YihVMNtX
>> t-uEs&r=dGZmbKhBG9tJHY4odedsGA&m=h-7ifxFpG2ex-XB1MvTQ7hWetF2L7yBDPw0hJk
>> PT4E8&s=NHLZJ93vwRCOZ-nh0yGFIv1__R2mcjdUDxm9icqw2MA&e=

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