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ansible-keycloak/roles/keycloak/README.md

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keycloak
========
Install [keycloak](https://keycloak.org/) or [Red Hat Single Sign-On](https://access.redhat.com/products/red-hat-single-sign-on) server configurations.
Requirements
------------
This role requires the `python3-netaddr` library installed on the controller node.
* to install via yum/dnf: `dnf install python3-netaddr`
* or via pip: `pip install netaddr==0.8.0`
* or via the collection: `pip install -r requirements.txt`
Dependencies
------------
The roles depends on:
* the `redhat_csp_download` role from [middleware_automation.redhat_csp_download](https://github.com/ansible-middleware/redhat-csp-download) collection if Red Hat Single Sign-on zip have to be downloaded from RHN.
Versions
--------
| RH-SSO VERSION | Release Date | Keycloak Version | EAP Version | Notes |
|:---------------|:------------------|:-----------------|:------------|:----------------|
|`7.5.0 GA` |September 20, 2021 |`15.0.2` | `7.4.0` |[Release Notes](https://access.redhat.com/documentation/en-us/red_hat_single_sign-on/7.5/html/release_notes/index)|
Patching
--------
When variable `keycloak_rhsso_apply_patches` is `True` (default: `False`), the role will automatically apply the latest cumulative patch for the selected base version.
| RH-SSO VERSION | Release Date | RH-SSO LATEST CP | Notes |
|:---------------|:------------------|:-----------------|:----------------|
|`7.5.0 GA` |January 20, 2022 |`7.5.1 GA` |[Release Notes](https://access.redhat.com/articles/6646321)|
Role Defaults
-------------
* Service configuration
| Variable | Description | Default |
|:---------|:------------|:---------|
|`keycloak_ha_enabled`| Enable auto configuration for database backend, clustering and remote caches on infinispan | `False` |
|`keycloak_db_enabled`| Enable auto configuration for database backend | `True` if `keycloak_ha_enabled` is True, else `False` |
|`keycloak_admin_user`| Administration console user account | `admin` |
|`keycloak_bind_address`| Address for binding service ports | `0.0.0.0` |
|`keycloak_management_port_bind_address`| Address for binding management ports | `127.0.0.1` |
|`keycloak_host`| hostname | `localhost` |
|`keycloak_http_port`| HTTP port | `8080` |
|`keycloak_https_port`| TLS HTTP port | `8443` |
|`keycloak_ajp_port`| AJP port | `8009` |
|`keycloak_jgroups_port`| jgroups cluster tcp port | `7600` |
|`keycloak_management_http_port`| Management port | `9990` |
|`keycloak_management_https_port`| TLS management port | `9993` |
|`keycloak_prefer_ipv4`| Prefer IPv4 stack and addresses for port binding | `True` |
|`keycloak_config_standalone_xml`| filename for configuration | `keycloak.xml` |
|`keycloak_service_user`| posix account username | `keycloak` |
|`keycloak_service_group`| posix account group | `keycloak` |
|`keycloak_service_pidfile`| pid file path for service | `/run/keycloak.pid` |
|`keycloak_jvm_package`| RHEL java package runtime | `java-1.8.0-openjdk-headless` |
|`keycloak_java_home`| JAVA_HOME of installed JRE, leave empty for using specified keycloak_jvm_package RPM path | `None` |
|`keycloak_java_opts`| Additional JVM options | `-Xms1024m -Xmx2048m` |
* Install options
| Variable | Description | Default |
|:---------|:------------|:---------|
|`keycloak_offline_install` | perform an offline install | `False`|
|`keycloak_download_url`| Download URL for keycloak | `https://github.com/keycloak/keycloak/releases/download/<version>/<archive>`|
|`keycloak_version`| keycloak.org package version | `15.0.2` |
|`keycloak_dest`| Installation root path | `/opt/keycloak` |
|`keycloak_download_url` | Download URL for keycloak | `https://github.com/keycloak/keycloak/releases/download/{{ keycloak_version }}/{{ keycloak_archive }}` |
|`keycloak_configure_firewalld` | Ensure firewalld is running and configure keycloak ports | `False` |
* Miscellaneous configuration
| Variable | Description | Default |
|:---------|:------------|:--------|
|`keycloak_archive` | keycloak install archive filename | `keycloak-{{ keycloak_version }}.zip` |
|`keycloak_download_url_9x` | Download URL for keycloak (deprecated) | `https://downloads.jboss.org/keycloak/{{ keycloak_version }}/{{ keycloak_archive }}` |
|`keycloak_installdir` | Installation path | `{{ keycloak_dest }}/keycloak-{{ keycloak_version }}` |
|`keycloak_jboss_home` | Installation work directory | `{{ keycloak_rhsso_installdir if keycloak_rhsso_enable else keycloak_installdir }}` |
|`keycloak_config_dir` | Path for configuration | `{{ keycloak_jboss_home }}/standalone/configuration` |
|`keycloak_config_path_to_standalone_xml` | Custom path for configuration | `{{ keycloak_jboss_home }}/standalone/configuration/{{ keycloak_config_standalone_xml }}` |
|`keycloak_config_override_template` | Path to custom template for standalone.xml configuration | `''` |
|`keycloak_auth_realm` | Name for rest authentication realm | `master` |
|`keycloak_auth_client` | Authentication client for configuration REST calls | `admin-cli` |
|`keycloak_force_install` | Remove pre-existing versions of service | `False` |
|`keycloak_url` | URL for configuration rest calls | `http://{{ keycloak_host }}:{{ keycloak_http_port }}` |
|`keycloak_management_url` | URL for management console rest calls | `http://{{ keycloak_host }}:{{ keycloak_management_http_port }}` |
Role Variables
--------------
The following are a set of _required_ variables for the role:
| Variable | Description |
|:---------|:------------|
|`keycloak_admin_password`| Password for the administration console user account (minimum 12 characters) |
|`keycloak_frontend_url` | frontend URL for keycloak endpoint | `http://localhost:8080/auth` |
The following variables are _required_ only when `keycloak_ha_enabled` is True:
| Variable | Description | Default |
|:---------|:------------|:---------|
|`keycloak_modcluster_url` | URL for the modcluster reverse proxy | `localhost` |
|`keycloak_jdbc_engine` | backend database engine when db is enabled: [ postgres, mariadb ] | `postgres` |
|`keycloak_infinispan_url` | URL for the infinispan remote-cache server | `localhost:11122` |
|`keycloak_infinispan_user` | username for connecting to infinispan | `supervisor` |
|`keycloak_infinispan_pass` | password for connecting to infinispan | `supervisor` |
|`keycloak_infinispan_sasl_mechanism`| Authentication type | `SCRAM-SHA-512` |
|`keycloak_infinispan_use_ssl`| Enable hotrod TLS communication | `False` |
|`keycloak_infinispan_trust_store_path`| Path to truststore with infinispan server certificate | `/etc/pki/java/cacerts` |
|`keycloak_infinispan_trust_store_password`| Password for opening truststore | `changeit` |
The following variables are _required_ only when `keycloak_db_enabled` is True:
| Variable | Description | Default |
|:---------|:------------|:---------|
|`keycloak_jdbc_url` | URL for the postgres backend database | `jdbc:postgresql://localhost:5432/keycloak` |
|`keycloak_jdbc_driver_version`| Version for the JDBC driver to download | `9.4.1212` |
|`keycloak_db_user` | username for connecting to postgres | `keycloak-user` |
|`keycloak_db_pass` | password for connecting to postgres | `keycloak-pass` |
Example Playbook
-----------------
* The following is an example playbook that makes use of the role to install keycloak from remote:
```yaml
---
- hosts: ...
vars:
keycloak_admin_password: "remembertochangeme"
collections:
- middleware_automation.keycloak
roles:
- middleware_automation.keycloak.keycloak
```
* The following example playbook makes use of the role to install keycloak from the controller node:
```yaml
---
- hosts: ...
collections:
- middleware_automation.keycloak
tasks:
- name: Include keycloak role
include_role:
name: keycloak
vars:
keycloak_admin_password: "remembertochangeme"
keycloak_offline_install: True
# This should be the filename of keycloak archive on Ansible node: keycloak-16.1.0.zip
```
License
-------
Apache License 2.0
Author Information
------------------
* [Guido Grazioli](https://github.com/guidograzioli)
* [Romain Pelisse](https://github.com/rpelisse)
* [Pavan Kumar Motaparthi](https://github.com/motaparthipavankumar)
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