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feat: implement extra_settings_files #1836

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22 changes: 22 additions & 0 deletions config/crd/bases/awx.ansible.com_awxs.yaml
Original file line number Diff line number Diff line change
Expand Up @@ -1904,6 +1904,28 @@ spec:
x-kubernetes-preserve-unknown-fields: true
type: object
type: array
extra_settings_files:
description: Extra ConfigMaps or Secrets of settings files to specify for AWX
properties:
configmaps:
items:
properties:
name:
type: string
key:
type: string
type: object
type: array
secrets:
items:
properties:
name:
type: string
key:
type: string
type: object
type: array
type: object
no_log:
description: Configure no_log for no_log tasks
type: boolean
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -966,6 +966,11 @@ spec:
x-descriptors:
- urn:alm:descriptor:com.tectonic.ui:advanced
- urn:alm:descriptor:com.tectonic.ui:hidden
- displayName: Extra Settings Files
path: extra_settings_files
x-descriptors:
- urn:alm:descriptor:com.tectonic.ui:advanced
- urn:alm:descriptor:com.tectonic.ui:hidden
- displayName: No Log Configuration
path: no_log
x-descriptors:
Expand Down
Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
#### Custom Volume and Volume Mount Options
# Custom Volume and Volume Mount Options

In a scenario where custom volumes and volume mounts are required to either overwrite defaults or mount configuration files.

Expand All @@ -12,7 +12,6 @@ In a scenario where custom volumes and volume mounts are required to either over
| init_container_extra_volume_mounts | Specify volume mounts to be added to Init container | '' |
| init_container_extra_commands | Specify additional commands for Init container | '' |


!!! warning
The `ee_extra_volume_mounts` and `extra_volumes` will only take effect to the globally available Execution Environments. For custom `ee`, please [customize the Pod spec](https://docs.ansible.com/ansible-tower/latest/html/administration/external_execution_envs.html#customize-the-pod-spec).

Expand All @@ -31,10 +30,8 @@ data:
remote_tmp = /tmp
[ssh_connection]
ssh_args = -C -o ControlMaster=auto -o ControlPersist=60s
custom.py: |
INSIGHTS_URL_BASE = "example.org"
AWX_CLEANUP_PATHS = True
```

Example spec file for volumes and volume mounts

```yaml
Expand All @@ -49,13 +46,6 @@ spec:
- key: ansible.cfg
path: ansible.cfg
name: <resourcename>-extra-config
- name: custom-py
configMap:
defaultMode: 420
items:
- key: custom.py
path: custom.py
name: <resourcename>-extra-config
- name: shared-volume
persistentVolumeClaim:
claimName: my-external-volume-claim
Expand All @@ -73,24 +63,13 @@ spec:
- name: ansible-cfg
mountPath: /etc/ansible/ansible.cfg
subPath: ansible.cfg

web_extra_volume_mounts: |
- name: custom-py
mountPath: /etc/tower/conf.d/custom.py
subPath: custom.py

task_extra_volume_mounts: |
- name: custom-py
mountPath: /etc/tower/conf.d/custom.py
subPath: custom.py
- name: shared-volume
mountPath: /shared
```

!!! warning
**Volume and VolumeMount names cannot contain underscores(_)**

##### Custom UWSGI Configuration
## Custom UWSGI Configuration

We allow the customization of two UWSGI parameters:

* [processes](https://uwsgi-docs.readthedocs.io/en/latest/Options.html#processes) with `uwsgi_processes` (default 5)
Expand All @@ -110,7 +89,7 @@ requests (more than 128) tend to come in a short period of time, but can all be
handled before any other time outs may apply. Also see related nginx
configuration.

##### Custom Nginx Configuration
## Custom Nginx Configuration

Using the [extra_volumes feature](#custom-volume-and-volume-mount-options), it is possible to extend the nginx.conf.

Expand All @@ -131,22 +110,22 @@ may allow the web pods to handle more "bursty" request patterns if many
requests (more than 128) tend to come in a short period of time, but can all be
handled before any other time outs may apply. Also see related uwsgi
configuration.

* [worker_processes](http://nginx.org/en/docs/ngx_core_module.html#worker_processes) with `nginx_worker_processes` (default of 1)
* [worker_cpu_affinity](http://nginx.org/en/docs/ngx_core_module.html#worker_cpu_affinity) with `nginx_worker_cpu_affinity` (default "auto")
* [worker_connections](http://nginx.org/en/docs/ngx_core_module.html#worker_connections) with `nginx_worker_connections` (minimum of 1024)
* [listen](https://nginx.org/en/docs/http/ngx_http_core_module.html#listen) with `nginx_listen_queue_size` (default same as uwsgi listen queue size)


##### Custom Logos
## Custom Logos

You can use custom volume mounts to mount in your own logos to be displayed instead of the AWX logo.
There are two different logos, one to be displayed on page headers, and one for the login screen.

First, create configmaps for the logos from local `logo-login.svg` and `logo-header.svg` files.

```bash
$ kubectl create configmap logo-login-configmap --from-file logo-login.svg
$ kubectl create configmap logo-header-configmap --from-file logo-header.svg
kubectl create configmap logo-login-configmap --from-file logo-login.svg
kubectl create configmap logo-header-configmap --from-file logo-header.svg
```

Then specify the extra_volume and web_extra_volume_mounts on your AWX CR spec
Expand Down Expand Up @@ -179,15 +158,14 @@ spec:
subPath: logo-header.svg
```


##### Custom Favicon
## Custom Favicon

You can also use custom volume mounts to mount in your own favicon to be displayed in your AWX browser tab.

First, create the configmap from a local `favicon.ico` file.

```bash
$ kubectl create configmap favicon-configmap --from-file favicon.ico
kubectl create configmap favicon-configmap --from-file favicon.ico
```

Then specify the extra_volume and web_extra_volume_mounts on your AWX CR spec
Expand All @@ -209,3 +187,7 @@ spec:
mountPath: /var/lib/awx/public/static/media/favicon.ico
subPath: favicon.ico
```

## Custom AWX Configuration

Refer to the [Extra Settings](./extra-settings.md) documentation for customizing the AWX configuration.
123 changes: 106 additions & 17 deletions docs/user-guide/advanced-configuration/extra-settings.md
Original file line number Diff line number Diff line change
@@ -1,30 +1,119 @@
#### Extra Settings
# Extra Settings

With`extra_settings`, you can pass multiple custom settings via the `awx-operator`. The parameter `extra_settings` will be appended to the `/etc/tower/settings.py` and can be an alternative to the `extra_volumes` parameter.
With `extra_settings` and `extra_settings_files`, you can pass multiple custom settings to AWX via the AWX Operator.

| Name | Description | Default |
| -------------- | -------------- | ------- |
| extra_settings | Extra settings | '' |
!!! note
Parameters configured in `extra_settings` or `extra_settings_files` are set as read-only settings in AWX. As a result, they cannot be changed in the UI after deployment.

**Note:** Parameters configured in `extra_settings` are set as read-only settings in AWX. As a result, they cannot be changed in the UI after deployment. If you need to change the setting after the initial deployment, you need to change it on the AWX CR spec.
If you need to change the setting after the initial deployment, you need to change it on the AWX CR spec (for `extra_settings`) or corresponding ConfigMap or Secret (for `extra_settings_files`). After updating ConfigMap or Secret, you need to restart the AWX pods to apply the changes.

!!! note
If the same setting is set in both `extra_settings` and `extra_settings_files`, the setting in `extra_settings_files` will take precedence.

## Add extra settings with `extra_settings`

You can pass extra settings by specifying the pair of the setting name and value as the `extra_settings` parameter.

The settings passed via `extra_settings` will be appended to the `/etc/tower/settings.py`.

| Name | Description | Default |
| -------------- | -------------- | --------- |
| extra_settings | Extra settings | `[]` |

Example configuration of `extra_settings` parameter

```yaml
spec:
extra_settings:
- setting: MAX_PAGE_SIZE
value: "500"
spec:
extra_settings:
- setting: MAX_PAGE_SIZE
value: "500"

- setting: AUTH_LDAP_BIND_DN
value: "cn=admin,dc=example,dc=com"
- setting: AUTH_LDAP_BIND_DN
value: "cn=admin,dc=example,dc=com"

- setting: LOG_AGGREGATOR_LEVEL
value: "'DEBUG'"
- setting: LOG_AGGREGATOR_LEVEL
value: "'DEBUG'"
```

Note for some settings, such as `LOG_AGGREGATOR_LEVEL`, the value may need double quotes.

!!! tip
Alternatively, you can pass any additional settings by mounting ConfigMaps or Secrets of the python files (`*.py`) that contain custom settings to under `/etc/tower/conf.d/` in the web and task pods.
See the example of `custom.py` in the [Custom Volume and Volume Mount Options](custom-volume-and-volume-mount-options.md) section.
## Add extra settings with `extra_settings_files`

You can pass extra settings by specifying the additional settings files in the ConfigMaps or Secrets as the `extra_settings_files` parameter.

The settings files passed via `extra_settings_files` will be mounted as the files under the `/etc/tower/conf.d`.

| Name | Description | Default |
| -------------------- | -------------------- | --------- |
| extra_settings_files | Extra settings files | `{}` |

!!! note
If the same setting is set in multiple files in `extra_settings_files`, it would be difficult to predict which would be adopted since these files are loaded in arbitrary order that [`glob`](https://docs.python.org/3/library/glob.html) returns. For a reliable setting, do not include the same key in more than one file.

Create ConfigMaps or Secrets that contain custom settings files (`*.py`).

```python title="custom_job_settings.py"
AWX_TASK_ENV = {
"HTTPS_PROXY": "http://proxy.example.com:3128",
"HTTP_PROXY": "http://proxy.example.com:3128",
"NO_PROXY": "127.0.0.1,localhost,.example.com"
}
GALAXY_TASK_ENV = {
"ANSIBLE_FORCE_COLOR": "false",
"GIT_SSH_COMMAND": "ssh -o StrictHostKeyChecking=no",
}
```

```python title="custom_system_settings.py"
REMOTE_HOST_HEADERS = [
"HTTP_X_FORWARDED_FOR",
"REMOTE_ADDR",
"REMOTE_HOST",
]
```

```python title="custom_passwords.py"
SUBSCRIPTIONS_PASSWORD = "my-super-secure-subscription-password123!"
REDHAT_PASSWORD = "my-super-secure-redhat-password123!"
```

```bash title="Create ConfigMap and Secret"
# Create ConfigMap
kubectl create configmap my-custom-settings \
--from-file /PATH/TO/YOUR/custom_job_settings.py \
--from-file /PATH/TO/YOUR/custom_system_settings.py

# Create Secret
kubectl create secret generic my-custom-passwords \
--from-file /PATH/TO/YOUR/custom_passwords.py
```

Then specify them in the AWX CR spec. Here is an example configuration of `extra_settings_files` parameter.

```yaml
spec:
extra_settings_files:
configmaps:
- name: my-custom-settings # The name of the ConfigMap
key: custom_job_settings.py # The key in the ConfigMap, which means the file name
- name: my-custom-settings
key: custom_system_settings.py
secrets:
- name: my-custom-passwords # The name of the Secret
key: custom_passwords.py # The key in the Secret, which means the file name
```

!!! Warning "Restriction"
There are some restrictions on the ConfigMaps or Secrets used in `extra_settings_files`.

- The keys in ConfigMaps or Secrets MUST be the name of python files and MUST end with `.py`
- The keys in ConfigMaps or Secrets MUST consists of alphanumeric characters, `-`, `_` or `.`
- The keys in ConfigMaps or Secrets are converted to the following strings, which MUST not exceed 63 characters
- Keys in ConfigMaps: `<instance name>-<KEY>-configmap`
- Keys in Secrets: `<instance name>-<KEY>-secret`
- Following keys are reserved and MUST NOT be used in ConfigMaps or Secrets
- `credentials.py`
- `execution_environments.py`
- `ldap.py`

Refer to the Kubernetes documentations ([[1]](https://kubernetes.io/docs/reference/kubernetes-api/config-and-storage-resources/config-map-v1/), [[2]](https://kubernetes.io/docs/reference/kubernetes-api/config-and-storage-resources/secret-v1/), [[3]](https://kubernetes.io/docs/reference/kubernetes-api/config-and-storage-resources/volume/), [[4]](https://kubernetes.io/docs/concepts/overview/working-with-objects/names/)) for more information about character types and length restrictions.
2 changes: 2 additions & 0 deletions roles/installer/defaults/main.yml
Original file line number Diff line number Diff line change
Expand Up @@ -491,3 +491,5 @@ nginx_worker_processes: 1
nginx_worker_connections: "{{ uwsgi_listen_queue_size }}"
nginx_worker_cpu_affinity: 'auto'
nginx_listen_queue_size: "{{ uwsgi_listen_queue_size }}"

extra_settings_files: {}
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
{% if extra_settings_files.configmaps is defined and extra_settings_files.configmaps | length %}
{% for configmap in extra_settings_files.configmaps %}
- name: {{ ansible_operator_meta.name }}-{{ configmap.key | replace('_', '-') | replace('.', '-') | lower }}-configmap
mountPath: "/etc/tower/conf.d/{{ configmap.key }}"
subPath: {{ configmap.key }}
readOnly: true
{% endfor %}
{% endif %}
{% if extra_settings_files.secrets is defined and extra_settings_files.secrets | length %}
{% for secret in extra_settings_files.secrets %}
- name: {{ ansible_operator_meta.name }}-{{ secret.key | replace('_', '-') | replace('.', '-') | lower }}-secret
mountPath: "/etc/tower/conf.d/{{ secret.key }}"
subPath: {{ secret.key }}
readOnly: true
{% endfor %}
{% endif %}
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
{% if extra_settings_files.configmaps is defined and extra_settings_files.configmaps | length %}
{% for configmap in extra_settings_files.configmaps %}
- name: {{ ansible_operator_meta.name }}-{{ configmap.key | replace('_', '-') | replace('.', '-') | lower }}-configmap
configMap:
name: {{ configmap.name }}
items:
- key: {{ configmap.key }}
path: {{ configmap.key }}
{% endfor %}
{% endif %}
{% if extra_settings_files.secrets is defined and extra_settings_files.secrets | length %}
{% for secret in extra_settings_files.secrets %}
- name: {{ ansible_operator_meta.name }}-{{ secret.key | replace('_', '-') | replace('.', '-') | lower }}-secret
secret:
secretName: {{ secret.name }}
items:
- key: {{ secret.key }}
path: {{ secret.key }}
{% endfor %}
{% endif %}
Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,7 @@ spec:
mountPath: /etc/tower/settings.py
subPath: settings.py
readOnly: true
{{ lookup("template", "common/volume_mounts/extra_settings_files.yaml.j2") | indent(width=12) | trim }}
volumes:
- name: {{ ansible_operator_meta.name }}-metrics-utility
persistentVolumeClaim:
Expand All @@ -90,4 +91,5 @@ spec:
items:
- key: settings
path: settings.py
{{ lookup("template", "common/volumes/extra_settings_files.yaml.j2") | indent(width=10) | trim }}
restartPolicy: OnFailure
Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,7 @@ spec:
mountPath: /etc/tower/settings.py
subPath: settings.py
readOnly: true
{{ lookup("template", "common/volume_mounts/extra_settings_files.yaml.j2") | indent(width=12) | trim }}
volumes:
- name: {{ ansible_operator_meta.name }}-metrics-utility
persistentVolumeClaim:
Expand All @@ -87,4 +88,5 @@ spec:
items:
- key: settings
path: settings.py
{{ lookup("template", "common/volumes/extra_settings_files.yaml.j2") | indent(width=10) | trim }}
restartPolicy: OnFailure
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