On 4/15/20 8:41 PM, Baptiste Doublet wrote: > Hi, > > thanks for your reply. > > Yeah that's it. etcd_ip and postgresql_ip are in separate host. But I don't > understand, there are already on the host > part, aren't it ? > what is the syntax you think of ?
Try to remove vars: from your inventory when you specify host variables, e.g.
etcd_cluster: # recommendation: 3 or 5-7 nodes
hosts:
demo_postgres1:
etcd_ip: '***'
Regards
Racke
>
> This is the playbook which should get the etcd_ip
>
> ```
> - hosts: etcd_cluster
> become: true
> become_method: sudo
> any_errors_fatal: true
> gather_facts: true
> vars_files:
> - vars/main.yml
> - vars/system.yml
> - "vars/{{ ansible_os_family }}.yml"
> tasks:
> - meta: flush_handlers
>
> - import_tasks: tasks/sysctl.yml
> tags: [ sysctl, kernel]
>
> - import_tasks: tasks/timezone.yml
> when: timezone is defined and timezone | length > 0
> ignore_errors: yes
> tags: [ timezone, configure]
>
> - import_tasks: tasks/ntp.yml
> when: ntp_enabled is defined and ntp_enabled == "true"
> ignore_errors: yes
> tags: [ ntp, configure]
>
> - import_tasks: tasks/etcd.yml
> when: dcs_exists == "false" and dcs_type == "etcd"
> tags: [ etcd, etcd_cluster]
> ```
>
> Le mardi 14 avril 2020 11:39:36 UTC+2, Baptiste Doublet a écrit :
>
> Hi Everybody,
>
> I have a problem that I can't resolve on my own.
> I want to deploy an etcd cluster with postgresql on the same servers
> I have three servers and this is my inventory file:
>
> ```
> all:
> children:
> etcd_cluster: # recommendation: 3 or 5-7 nodes
> hosts:
> demo_postgres1:
> vars:
> etcd_ip: '***'
> demo_postgres2:
> vars:
> etcd_ip: '***'
> demo_postgres3:
> vars:
> etcd_ip: '***'
> master:
> hosts:
> demo_postgres1:
> vars:
> postgres_ip: '***'
> postgresql_exists: 'false'
> replica:
> hosts:
> demo_postgres2:
> vars:
> postgres_ip: '***'
> postgresql_exists: 'false'
> demo_postgres3:
> vars:
> postgres_ip: '***'
> postgresql_exists: 'false'
> balancers:
> hosts:
> demo_haproxy1:
> vars:
> haproxy_ip: '***'
> demo_haproxy2:
> vars:
> haproxy_ip: '***'
> demo:
> vars:
> ansible_ssh_common_args: "-F ../../ssh_config/demo_config"
> children:
> balancers:
> etcd_cluster:
> postgres_cluster:
> children:
> master:
> replica:
> ```
> I have the demo_postgres[0-3] servers that run etcd and postgres. Just to
> prepare an external instance for etcd
> cluster, I have separated its in two distinct groups: etcd_cluster and
> postgres_cluster.
> I have etcd_ip vars and postgres_ip varsrespectivelyon these groups.
>
> My problem is when I run my playbook with hosts: etcd_cluster and I print
> hostvars, I get the hostvars of
> postgres_cluster:
>
> ```
> PLAY [etcd_cluster]
>
> ***************************************************************************************************************************************************************************
>
> TASK [Gathering Facts]
>
> ************************************************************************************************************************************************************************
> ok: [demo_postgres1]
> ok: [demo_postgres3]
> ok: [demo_postgres2]
>
> TASK [Ansible | List all known variables and facts]
>
> *******************************************************************************************************************************************
> ok: [demo_postgres1] => {
> "hostvars[inventory_hostname]['vars']": {
> "postgres_ip": "***",
> "postgresql_exists": "false"
> }
> }
> ok: [demo_postgres2] => {
> "hostvars[inventory_hostname]['vars']": {
> "postgres_ip": "***",
> "postgresql_exists": "false"
> }
> }
> ok: [demo_postgres3] => {
> "hostvars[inventory_hostname]['vars']": {
> "postgres_ip": "***",
> "postgresql_exists": "false"
> }
> }
>
> ```
> I didn't find any information about the merging of hostvars when the host
> is in multiple groups and when I have
> tested to remove the postgres_cluster group, I get the correct hostvars:
>
> ```
> PLAY [etcd_cluster]
>
> ***************************************************************************************************************************************************************************
>
> TASK [Gathering Facts]
>
> ************************************************************************************************************************************************************************
> ok: [demo_postgres1]
> ok: [demo_postgres3]
> ok: [demo_postgres2]
>
> TASK [Ansible | List all known variables and facts]
>
> *******************************************************************************************************************************************
> ok: [demo_postgres1] => {
> "hostvars[inventory_hostname]['vars']": {
> "etcd_ip": "***"
> }
> }
> ok: [demo_postgres2] => {
> "hostvars[inventory_hostname]['vars']": {
> "etcd_ip": "***"
> }
> }
> ok: [demo_postgres3] => {
> "hostvars[inventory_hostname]['vars']": {
> "etcd_ip": "***"
> }
> }
> ```
>
> I would expect that my etcd_ip was merged with postgres_ip ? I can
> resolve this by adding the etcd_ip in
> postgres_cluster hostvars but I want to understand why merge is not
> working.
>
> If you need more information, feel free to ask.
>
> Best regards,
>
> BDO
>
> --
> You received this message because you are subscribed to the Google Groups
> "Ansible Project" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to
> [email protected]
> <mailto:[email protected]>.
> To view this discussion on the web visit
> https://groups.google.com/d/msgid/ansible-project/06ffcbeb-5d83-4e03-a792-803049b68545%40googlegroups.com
> <https://groups.google.com/d/msgid/ansible-project/06ffcbeb-5d83-4e03-a792-803049b68545%40googlegroups.com?utm_medium=email&utm_source=footer>.
--
Ecommerce and Linux consulting + Perl and web application programming.
Debian and Sympa administration. Provisioning with Ansible.
--
You received this message because you are subscribed to the Google Groups
"Ansible Project" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To view this discussion on the web visit
https://groups.google.com/d/msgid/ansible-project/d3fc9188-ea9b-f3af-e06a-79b93fb124f6%40linuxia.de.
signature.asc
Description: OpenPGP digital signature
