Check that your file is sorted, and doesn't have any blank lines. Similar
issues led me to abandon that and use an awk invocation via "with_lines:"
to pull the data out that I needed.
On Thursday, 17 March 2016 01:29:40 UTC, Anand Buddhdev wrote:
>
> Hello Ansible folk,
>
> I have a text file of the form:
>
> 10.60.43.23 worker22.domain
>
> I was to use the "csvfile" lookup plugin to look up name host name, given
> an IP address. So I'm trying this:
>
> - name: hostname lookup
> debug:
> msg: hostname is {{ lookup("csvfile",ansible_default_ipv4["address"]+"
> file=hostnames.hdp1 delimiter=' '") }}
>
> However, running this snippet gives me the error:
>
> TASK [hostname lookup]
> *********************************************************
>
> fatal: [worker22.domain]: FAILED! => {"failed": true, "msg": "need more
> than 1 value to unpack"}
>
>
> I can't understand what Ansible is actually failing on. I've tried to run
> with -vvvv, but it seems this error occurs before the debug module is even
> transferred to the remote host for execution. If anyone knows what this
> error means, and how I can avoid it, I would greatly appreciate the help.
>
>
> Regards,
>
> Anand
>
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