...except that first task should be
- name: task1 pick the first server running 9090
debug:
msg: "{{ item.item }}"
vars:
item: "{{ fake.results | selectattr('stdout', 'search', 'running
9090') | first }}"
On Saturday, August 20, 2022 at 1:46:03 PM UTC-4 Todd Lewis wrote:
> Let's assume (ha!) you've got a shell task that loops over a list of
> servers, and for any server with port 9090 open it prints "{{item}} running
> 9090" to its stdout. And that you register that to "fake" to match the code
> below.
>
> ---
> - name: Working with registered data
> hosts: localhost
> gather_facts: no
> vars:
> fake:
> results:
> - item: server1
> stdout: ""
> - item: server2
> stdout: ""
> - item: server3
> stdout: "server3 running 9090\n"
> - item: server4
> stdout: ""
> - item: server5
> stdout: "server5 running 9090\n"
> tasks:
> - name: task1 pick the first server running 9090
> debug:
> msg: "{{ fake.results | selectattr('stdout', 'search', 'running
> 9090') | first }}"
>
> - name: task2 pick all servers running 9090
> debug:
> msg: "{{ fake.results | selectattr('stdout', 'search', 'running
> 9090') | map(attribute='item') }}"
>
>
> That produces the following output:
>
> TASK [task1 pick the first server running 9090]
> ********************************
> task path: /home/utoddl/ansible/register-games.yml:19
> ok: [localhost] => {
> "msg": "server3"
> }
>
> TASK [task2 pick all servers running 9090]
> *************************************
> task path: /home/utoddl/ansible/register-games.yml:25
> ok: [localhost] => {
> "msg": [
> "server3",
> "server5"
> ]
> }
>
>
>
> On 8/20/22 11:05 AM, [email protected] wrote:
>
> HI,
> I have a list of servers that only part of them are running port 9090.
> I need to create two tasks, each should loop the server's hostnames. the
> first task should define inside a register the first server hostname that
> was found running port 9090 , the second task should define in a register
> all server's hostnames that are running port 9090. If no server is running
> port 9090 the tasks should fail
>
> I have nc installed on the server and i thought about using a shell with
> the command "nc -zv {{ item}} 9090
>
> But I don't know how to filter the relevant answers
>
> For example:
> server1
> server2
> server3 running 9090
> server4
> server5 running 9090
>
> - The first task should include in a register server 3 *or* server 5
> hostname
> - The second task should include in a register server 3 *and *server 5
> hostname
>
>
>
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