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From Mike Tutkowski <mike.tutkow...@solidfire.com>
Subject Re: networks and isolation/broadcast
Date Thu, 02 Jan 2014 06:10:51 GMT
Looks like Daan added the method:

https://git-wip-us.apache.org/repos/asf?p=cloudstack.git;a=blobdiff;f=utils/src/com/cloud/utils/net/NetUtils.java;h=a315b935495469648a0a82a25c39c9c53f0226f6;hp=11a483c3f7e420056dce7893a86946de5c40e244;hb=94abbb1367bc817bae98f369e78679f0ddb7727f;hpb=6897984970df1455fa1ee0490157758ccfb68cff


On Wed, Jan 1, 2014 at 10:33 PM, Mike Tutkowski <
mike.tutkowski@solidfire.com> wrote:

> OK, thanks!
>
>
> On Wed, Jan 1, 2014 at 10:32 PM, Marcus Sorensen <shadowsor@gmail.com>wrote:
>
>> git blame will show you the commit and committer.
>>
>> On Wed, Jan 1, 2014 at 10:19 PM, Mike Tutkowski
>> <mike.tutkowski@solidfire.com> wrote:
>> > Yeah, but I wasn't sure of the coder's intend and if your replacement
>> code
>> > meet their expectations, so I didn't change it. I was hoping someone
>> would
>> > claim the code and chime in. :)
>> >
>> >
>> > On Wed, Jan 1, 2014 at 10:16 PM, Marcus Sorensen <shadowsor@gmail.com
>> >wrote:
>> >
>> >> Yeah, it would be clearer if they were checked separately:
>> >>
>> >> if (one == null || one.isEmpty()) {
>> >>     return true;
>> >> } else if ( other == null || other.isEmpty()) [
>> >>     return true;
>> >> }
>> >>
>> >> or something like that.
>> >>
>> >> On Wed, Jan 1, 2014 at 10:00 PM, Mike Tutkowski
>> >> <mike.tutkowski@solidfire.com> wrote:
>> >> > I should say this check doesn't have to catch it...it might, but it
>> >> doesn't
>> >> > have to (depends on the value of one).
>> >> >
>> >> >
>> >> > On Wed, Jan 1, 2014 at 9:59 PM, Mike Tutkowski <
>> >> mike.tutkowski@solidfire.com
>> >> >> wrote:
>> >> >
>> >> >> Yeah, in my case I'm just setting up a basic zone with a XenServer
>> host.
>> >> >>
>> >> >> The code in NetUtils checks for null or "" on the variable in
>> question
>> >> >> that's passed in. However, in a certain case, null for that
>> variable can
>> >> >> slip by and lead to a NPE.
>> >> >>
>> >> >>         if ((one == null || one.equals(""))
>> >> >>
>> >> >>                 &&
>> >> >>
>> >> >>                 (other == null || other.equals("")))
>> >> >>
>> >> >>         {
>> >> >>
>> >> >>             return true;
>> >> >>
>> >> >>         }
>> >> >>
>> >> >> if other == null, this will not catch it and it can throw a NPE
>> later.
>> >> >>
>> >> >>
>> >> >> On Wed, Jan 1, 2014 at 9:51 PM, Marcus Sorensen <
>> shadowsor@gmail.com
>> >> >wrote:
>> >> >>
>> >> >>> You can do "git blame (file)" and it will show you each line
and
>> the
>> >> >>> commit. You can also do a git log on the file.  The issue may
not
>> be as
>> >> >>> obvious as that, though, there may be something totally unrelated
>> >> causing
>> >> >>> that object to end up null in this code. Or it may be specific
to
>> your
>> >> >>> setup, some obscure bug nobody else is hitting.
>> >> >>> On Jan 1, 2014 4:22 PM, "Mike Tutkowski" <
>> mike.tutkowski@solidfire.com
>> >> >
>> >> >>> wrote:
>> >> >>>
>> >> >>> > This is in 4.3.
>> >> >>> >
>> >> >>> > I know the file is NetUtils, but I'm not sure in Git how
to look
>> at
>> >> the
>> >> >>> > history of a particular file like I could do in SVN.
>> >> >>> >
>> >> >>> >
>> >> >>> > On Wed, Jan 1, 2014 at 3:55 PM, Marcus Sorensen <
>> shadowsor@gmail.com
>> >> >
>> >> >>> > wrote:
>> >> >>> >
>> >> >>> > > Which branch? I see these in master, you can check
out the
>> commit
>> >> just
>> >> >>> > > before these and see if it helps:
>> >> >>> > >
>> >> >>> > > commit b477e4e830597100f0c0171dd8e56f4033bd07aa
>> >> >>> > > Author: Daan Hoogland <dhoogland@schubergphilis.com>
>> >> >>> > > Date:   Tue Dec 31 12:52:51 2013 +0100
>> >> >>> > >
>> >> >>> > >     some xtra cases
>> >> >>> > >
>> >> >>> > > commit 2cf356e047e26977c1d294fafc57e986c04fc5f4
>> >> >>> > > Author: Daan Hoogland <dhoogland@schubergphilis.com>
>> >> >>> > > Date:   Tue Dec 31 12:25:17 2013 +0100
>> >> >>> > >
>> >> >>> > >     isSameIsolationId
>> >> >>> > >
>> >> >>> > > commit 04570eefed9a0ee1eca1fd700ed5732ba67150ce
>> >> >>> > > Author: Daan Hoogland <daan@onecht.net>
>> >> >>> > > Date:   Fri Dec 20 16:47:58 2013 +0100
>> >> >>> > >
>> >> >>> > >     check vlans and other isolation types
>> >> >>> > >
>> >> >>> > > commit d50517e931e68daef6735bd18273499fee0d4649
>> >> >>> > > Author: Sateesh Chodapuneedi <sateesh@apache.org>
>> >> >>> > > Date:   Tue Dec 31 07:16:35 2013 +0530
>> >> >>> > >
>> >> >>> > > I also have a commit just after these, but it was
pretty minor
>> and
>> >> >>> > > only to KVM agent code.
>> >> >>> > >
>> >> >>> > > On Wed, Jan 1, 2014 at 3:27 PM, Mike Tutkowski
>> >> >>> > > <mike.tutkowski@solidfire.com> wrote:
>> >> >>> > > > Hey guys,
>> >> >>> > > >
>> >> >>> > > > The NPE I saw last night was related to "isolation
id." Is it
>> >> >>> possible
>> >> >>> > > this
>> >> >>> > > > NPE is related to something new that was put
that you are
>> talking
>> >> >>> about
>> >> >>> > > > here?
>> >> >>> > > >
>> >> >>> > > > Thank!
>> >> >>> > > >
>> >> >>> > > > ERROR [c.c.a.ApiServer] (1583467451@qtp-185135566-2
>> :ctx-ae5d80b2
>> >> >>> > > > ctx-5c12c4d9) unhandled exception executing
api command:
>> >> >>> > > createVlanIpRange
>> >> >>> > > > java.lang.NullPointerException
>> >> >>> > > >     at
>> >> >>> >
>> com.cloud.utils.net.NetUtils.isSameIsolationId(NetUtils.java:1419)
>> >> >>> > > >     at com.cloud.configuration.ConfigurationManagerImpl.
>> >> >>> > > >
>> createVlanAndPublicIpRange(ConfigurationManagerImpl.java:2474)
>> >> >>> > > >     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
>> >> Method)
>> >> >>> > > >     at sun.reflect.NativeMethodAccessorImpl.invoke(
>> >> >>> > > > NativeMethodAccessorImpl.java:57)
>> >> >>> > > >     at sun.reflect.DelegatingMethodAccessorImpl.invoke(
>> >> >>> > > > DelegatingMethodAccessorImpl.java:43)
>> >> >>> > > >     at java.lang.reflect.Method.invoke(Method.java:616)
>> >> >>> > > >     at org.springframework.aop.support.AopUtils.
>> >> >>> > > > invokeJoinpointUsingReflection(AopUtils.java:317)
>> >> >>> > > >     at
>> >> org.springframework.aop.framework.ReflectiveMethodInvocation.
>> >> >>> > > > invokeJoinpoint(ReflectiveMethodInvocation.java:183)
>> >> >>> > > >     at
>> >> >>> > >
>> >> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
>> >> >>> > > > ReflectiveMethodInvocation.java:150)
>> >> >>> > > >     at com.cloud.event.ActionEventInterceptor.invoke(
>> >> >>> > > > ActionEventInterceptor.java:50)
>> >> >>> > > >     at
>> >> >>> > >
>> >> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
>> >> >>> > > > ReflectiveMethodInvocation.java:161)
>> >> >>> > > >     at
>> >> >>> org.springframework.aop.interceptor.ExposeInvocationInterceptor.
>> >> >>> > > > invoke(ExposeInvocationInterceptor.java:91)
>> >> >>> > > >     at
>> >> >>> > >
>> >> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
>> >> >>> > > > ReflectiveMethodInvocation.java:172)
>> >> >>> > > >     at org.springframework.aop.framework.JdkDynamicAopProxy.
>> >> >>> > > > invoke(JdkDynamicAopProxy.java:204)
>> >> >>> > > >     at sun.proxy.$Proxy96.createVlanAndPublicIpRange(Unknown
>> >> Source)
>> >> >>> > > >     at org.apache.cloudstack.api.command.admin.vlan.
>> >> >>> > > > CreateVlanIpRangeCmd.execute(CreateVlanIpRangeCmd.java:211)
>> >> >>> > > >     at
>> >> com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:161)
>> >> >>> > > >     at
>> com.cloud.api.ApiServer.queueCommand(ApiServer.java:530)
>> >> >>> > > >     at
>> com.cloud.api.ApiServer.handleRequest(ApiServer.java:373)
>> >> >>> > > >     at
>> >> >>> > >
>> >> com.cloud.api.ApiServlet.processRequestInContext(ApiServlet.java:322)
>> >> >>> > > >     at
>> com.cloud.api.ApiServlet.access$000(ApiServlet.java:52)
>> >> >>> > > >     at com.cloud.api.ApiServlet$1.run(ApiServlet.java:114)
>> >> >>> > > >     at org.apache.cloudstack.managed.context.impl.
>> >> >>> > > > DefaultManagedContext$1.call(DefaultManagedContext.java:56)
>> >> >>> > > >     at
>> >> >>> > org.apache.cloudstack.managed.context.impl.DefaultManagedContext.
>> >> >>> > > > callWithContext(DefaultManagedContext.java:103)
>> >> >>> > > >     at
>> >> >>> > org.apache.cloudstack.managed.context.impl.DefaultManagedContext.
>> >> >>> > > > runWithContext(DefaultManagedContext.java:53)
>> >> >>> > > >     at
>> >> com.cloud.api.ApiServlet.processRequest(ApiServlet.java:111)
>> >> >>> > > >
>> >> >>> > > >
>> >> >>> > > > On Wed, Jan 1, 2014 at 2:33 PM, Marcus Sorensen
<
>> >> >>> shadowsor@gmail.com>
>> >> >>> > > wrote:
>> >> >>> > > >
>> >> >>> > > >> That's just it. The isolation type *is*
provided when
>> creating
>> >> >>> > > >> physical network. If I create a physical
network with
>> isolation
>> >> >>> type
>> >> >>> > > >> 'VXLAN', and then add traffic type of 'Public',
it doesn't
>> obey
>> >> it.
>> >> >>> > > >> There's physical_networks and networks,
when the zone is
>> >> created,
>> >> >>> an
>> >> >>> > > >> entry goes in network that is Public/Vlan,
hardcoded. The
>> Public
>> >> >>> > > >> traffic type uses this, regardless of what
the
>> physical_network
>> >> its
>> >> >>> > > >> being added to says. So if we updated the
the public network
>> >> table
>> >> >>> row
>> >> >>> > > >> with the correct isolation method for that
physical network
>> we
>> >> are
>> >> >>> > > >> adding traffic type to when we add the public
traffic type,
>> that
>> >> >>> would
>> >> >>> > > >> work. It's worth noting that a zone can
only have one
>> physical
>> >> >>> network
>> >> >>> > > >> with traffic type of public.
>> >> >>> > > >>
>> >> >>> > > >> On Wed, Jan 1, 2014 at 12:37 PM, Daan Hoogland
<
>> >> >>> > daan.hoogland@gmail.com
>> >> >>> > > >
>> >> >>> > > >> wrote:
>> >> >>> > > >> >> While I've got your attention,
what's the deal with
>> isolation
>> >> >>> > method
>> >> >>> > > vs
>> >> >>> > > >> broadcast method? These are always set to
the same thing as
>> far
>> >> as
>> >> >>> > I've
>> >> >>> > > >> seen.
>> >> >>> > > >> >
>> >> >>> > > >> > I've been asking this but haven't found
the answer yet.
>> There
>> >> is
>> >> >>> an
>> >> >>> > > >> > overlap but both have some extra values
the other hasn't.
>> >> >>> > > >> >
>> >> >>> > > >> > I don't like either of your solutions
but haven't got a
>> good
>> >> >>> > > >> > alternative. Best would be to be able
to set the isolation
>> >> type
>> >> >>> on
>> >> >>> > > >> > each physical network on creation.
The wizard and zone
>> >> creation
>> >> >>> api
>> >> >>> > > >> > command would have to be extended and
allow for vlan as
>> >> default.
>> >> >>> > > >> >
>> >> >>> > > >> > regards,
>> >> >>> > > >> >
>> >> >>> > > >> > On Wed, Jan 1, 2014 at 8:53 AM, Marcus
Sorensen <
>> >> >>> > shadowsor@gmail.com>
>> >> >>> > > >> wrote:
>> >> >>> > > >> >> I suppose the answer might be to
update the network with
>> the
>> >> >>> proper
>> >> >>> > > >> >> isolation method when the traffic
type is added. Look up
>> the
>> >> >>> > physical
>> >> >>> > > >> >> network's isolation method, grab
network object for the
>> >> public
>> >> >>> > > network,
>> >> >>> > > >> and
>> >> >>> > > >> >> set the right isolation.
>> >> >>> > > >> >> On Jan 1, 2014 12:46 AM, "Marcus
Sorensen" <
>> >> shadowsor@gmail.com
>> >> >>> >
>> >> >>> > > wrote:
>> >> >>> > > >> >>
>> >> >>> > > >> >>>   I ran into an issue today
that I'm still trying to
>> wrap my
>> >> >>> head
>> >> >>> > > >> >>> around, and I wanted to bounce
this off of you guys. I
>> have
>> >> a
>> >> >>> > > physical
>> >> >>> > > >> >>> network whose isolation method
is set to 'VXLAN'
>> (v4.3+). I
>> >> >>> add my
>> >> >>> > > >> >>> Public traffic type to it.
I'd assume that nics
>> generated
>> >> for
>> >> >>> > public
>> >> >>> > > >> >>> traffic would have the standard
vxlan://  URI for
>>  isolation
>> >> >>> URI
>> >> >>> > and
>> >> >>> > > >> >>> broadcast URI, but they just
have a vlan://. Digging
>> into
>> >> it,
>> >> >>> it
>> >> >>> > > seems
>> >> >>> > > >> >>> that public traffic is hard-coded
to
>> >> BroadcastDomainType.Vlan.
>> >> >>> I
>> >> >>> > > fixed
>> >> >>> > > >> >>> this fairly easily for my testing,
there were only a few
>> >> >>> places to
>> >> >>> > > >> >>> fix, by pulling the BroadcastDomainType
from the network
>> >> object
>> >> >>> > > rather
>> >> >>> > > >> >>> than hardcoding it, but that
found another problem. This
>> >> only
>> >> >>> > works
>> >> >>> > > if
>> >> >>> > > >> >>> I change the broadcast type
in the 'networks' mysql
>> table by
>> >> >>> hand,
>> >> >>> > > as
>> >> >>> > > >> >>> during zone deployment the
public network creation is
>> also
>> >> >>> > > hard-coded
>> >> >>> > > >> >>> to vlan.
>> >> >>> > > >> >>>
>> >> >>> > > >> >>>   I'm not sure how to go about
fixing this, since the
>> >> Public,
>> >> >>> > > Control,
>> >> >>> > > >> >>> Management networks are created
upon zone deployment,
>> (see
>> >> >>> > > >> >>> createDefaultSystemNetworks).
The immediate thing that
>> >> jumped
>> >> >>> out
>> >> >>> > > was
>> >> >>> > > >> >>> a config variable for public
isolation method, set
>> prior to
>> >> >>> zone
>> >> >>> > > >> >>> deployment, or perhaps even
one that overrides what's
>> in the
>> >> >>> > table.
>> >> >>> > > >> >>>
>> >> >>> > > >> >>>   While I've got your attention,
what's the deal with
>> >> isolation
>> >> >>> > > method
>> >> >>> > > >> >>> vs broadcast method? These
are always set to the same
>> thing
>> >> as
>> >> >>> far
>> >> >>> > > as
>> >> >>> > > >> >>> I've seen.
>> >> >>> > > >> >>>
>> >> >>> > > >>
>> >> >>> > > >
>> >> >>> > > >
>> >> >>> > > >
>> >> >>> > > > --
>> >> >>> > > > *Mike Tutkowski*
>> >> >>> > > > *Senior CloudStack Developer, SolidFire Inc.*
>> >> >>> > > > e: mike.tutkowski@solidfire.com
>> >> >>> > > > o: 303.746.7302
>> >> >>> > > > Advancing the way the world uses the
>> >> >>> > > > cloud<http://solidfire.com/solution/overview/?video=play>
>> >> >>> > > > *™*
>> >> >>> > >
>> >> >>> >
>> >> >>> >
>> >> >>> >
>> >> >>> > --
>> >> >>> > *Mike Tutkowski*
>> >> >>> > *Senior CloudStack Developer, SolidFire Inc.*
>> >> >>> > e: mike.tutkowski@solidfire.com
>> >> >>> > o: 303.746.7302
>> >> >>> > Advancing the way the world uses the
>> >> >>> > cloud<http://solidfire.com/solution/overview/?video=play>
>> >> >>> > *™*
>> >> >>> >
>> >> >>>
>> >> >>
>> >> >>
>> >> >>
>> >> >> --
>> >> >> *Mike Tutkowski*
>> >> >> *Senior CloudStack Developer, SolidFire Inc.*
>> >> >> e: mike.tutkowski@solidfire.com
>> >> >> o: 303.746.7302
>> >> >> Advancing the way the world uses the cloud<
>> >> http://solidfire.com/solution/overview/?video=play>
>> >> >> *™*
>> >> >>
>> >> >
>> >> >
>> >> >
>> >> > --
>> >> > *Mike Tutkowski*
>> >> > *Senior CloudStack Developer, SolidFire Inc.*
>> >> > e: mike.tutkowski@solidfire.com
>> >> > o: 303.746.7302
>> >> > Advancing the way the world uses the
>> >> > cloud<http://solidfire.com/solution/overview/?video=play>
>> >> > *™*
>> >>
>> >
>> >
>> >
>> > --
>> > *Mike Tutkowski*
>> > *Senior CloudStack Developer, SolidFire Inc.*
>> > e: mike.tutkowski@solidfire.com
>> > o: 303.746.7302
>> > Advancing the way the world uses the
>> > cloud<http://solidfire.com/solution/overview/?video=play>
>> > *™*
>>
>
>
>
> --
> *Mike Tutkowski*
> *Senior CloudStack Developer, SolidFire Inc.*
> e: mike.tutkowski@solidfire.com
> o: 303.746.7302
> Advancing the way the world uses the cloud<http://solidfire.com/solution/overview/?video=play>
> *™*
>



-- 
*Mike Tutkowski*
*Senior CloudStack Developer, SolidFire Inc.*
e: mike.tutkowski@solidfire.com
o: 303.746.7302
Advancing the way the world uses the
cloud<http://solidfire.com/solution/overview/?video=play>
*™*

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