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added way to display inventory vars for host to faq + some minor fixes/edits
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1 changed files with 13 additions and 4 deletions
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@ -154,7 +154,15 @@ Ansible by default gathers "facts" about the machines under management, and thes
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ansible -m setup hostname
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This will print out a dictionary of all of the facts that are available for that particular host.
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This will print out a dictionary of all of the facts that are available for that particular host. You might want to pipe the output to a pager.
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.. _browse_inventory_vars:
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How do I see all the inventory vars defined for my host?
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++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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You can see the resulting vars you define in inventory running the following command::
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ansible -m debug -a "var=hostvars['hostname']" localhost
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.. _host_loops:
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@ -208,7 +216,7 @@ Anyway, here's the trick::
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{{ hostvars[groups['webservers'][0]]['ansible_eth0']['ipv4']['address'] }}
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Notice how we're pulling out the hostname of the first machine of the webservers group. If you are doing this in a template, you
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could use the Jinja2 '#set' directive to simplify this, or in a playbook, you could also use set_fact:
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could use the Jinja2 '#set' directive to simplify this, or in a playbook, you could also use set_fact::
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- set_fact: headnode={{ groups[['webservers'][0]] }}
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@ -310,6 +318,7 @@ The no_log attribute can also apply to an entire play::
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Though this will make the play somewhat difficult to debug. It's recommended that this
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be applied to single tasks only, once a playbook is completed.
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I don't see my question here
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++++++++++++++++++++++++++++
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