That's too bad because I don't have the mac address before I need to read
its attributes. How might a person get a list of the mac addresses
associated with the interfaces?
Thanks for the info.
Chris.
On Thursday, March 7, 2019 at 9:19:11 AM UTC-8, Kai Stian Olstad wrote:
>
> On 05.03.2019 21:38, Chris Jefferies wrote:
> > I can drill down into hostvars like this:
> >
> > - debug:
> > msg: "looking at interface macs: {{
> > hostvars[inventory_hostname].facter_ec2_metadata.network.interfaces.macs
> }}"
> >
> >
> > And I get something like this:
> >
> >
> > ok: [db01.deva.ecm] => {
> > "msg": "looking at interface macs: {u'xx:xx:xx:xx:xx:xx':
> > {u'local-hostname': u'ip-10-1-1-9.us-west-1.compute.internal',
> > u'security-groups': u'sg_me', u'vpc-ipv4-cidr-blocks': u'10.1.0.0/16',
> > u'subnet-id': u'subnet-009ae259d26e44f23', u'vpc-ipv4-cidr-block':
> > u'10.1.0.0/16', u'interface-id': u'eni-0f706387a1423f329', u'mac':
> > u'xx:xx:xx:xx:xx:xx, u'security-group-ids': u'sg-034d209d935486e41',
> > u'local-ipv4s': u'10.1.1.10', u'owner-id': u'784710449476',
> > u'subnet-ipv4-cidr-block': u'10.1.1.0/24', u'device-number': u'0',
> > u'vpc-id': u'vpc-1710943aba582459a'}}"
> > }
> >
> >
> >
> >
> > I get an error if I try to find the first/only mac address with the [0]
> > approach like this:
> >
> > {{
> hostvars[inventory_hostname].facter_ec2_metadata.network.interfaces.macs[
> > 0] }}
> >
> >
> > or
> >
> > {{
> hostvars[inventory_hostname].facter_ec2_metadata.network.interfaces.macs.
> > 0 }}
> >
> >
> > What's the trick to get to the values within the mac address?
> >
> > Any tips would be appreciated, thanks,
>
> macs is a dict and not a list. Therefor using 0 to get the fist list
> element wont work.
>
> To get information out of a dict you need to use the key which is the mac
> address in you case.
>
>
> --
> Kai Stian Olstad
>
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