[SKIP CI] update readme

README.md

@@ -1,2 +1,282 @@
 # xoxys.postgres
   
+[![Build Status](https://drone.rknet.org/api/badges/ansible/xoxys.postgres/status.svg)](https://drone.rknet.org/ansible/xoxys.postgres)
+
+
+Setup PostgreSQL database
+
+## Table of content
+
+* [Default Variables](#default-variables)
+  * [postgres_repository_enabled](#postgres_repository_enabled)
+  * [postgres_version](#postgres_version)
+  * [postgres_repository_filename](#postgres_repository_filename)
+  * [postgres_user](#postgres_user)
+  * [postgres_group](#postgres_group)
+  * [postgres_lvm_enabled](#postgres_lvm_enabled)
+  * [postgres_log_destination](#postgres_log_destination)
+  * [postgres_log_directory](#postgres_log_directory)
+  * [postgres_log_filename](#postgres_log_filename)
+  * [postgres_log_rotation_age](#postgres_log_rotation_age)
+  * [postgres_log_rotation_size](#postgres_log_rotation_size)
+  * [postgres_iptables_enabled](#postgres_iptables_enabled)
+  * [postgres_connection_port](#postgres_connection_port)
+  * [postgres_connection_addresses](#postgres_connection_addresses)
+  * [postgres_socket_directories](#postgres_socket_directories)
+  * [postgres_password_encryption](#postgres_password_encryption)
+  * [postgres_tls_enabled](#postgres_tls_enabled)
+  * [postgres_tls_cert_filename](#postgres_tls_cert_filename)
+  * [postgres_tls_key_filename](#postgres_tls_key_filename)
+  * [postgres_tls_cert_source](#postgres_tls_cert_source)
+  * [postgres_tls_key_source](#postgres_tls_key_source)
+  * [postgres_users](#postgres_users)
+  * [postgres_hba_entries](#postgres_hba_entries)
+  * [postgres_base_dir](#postgres_base_dir)
+* [Dependencies](#dependencies)
+* [License](#license)
+* [Author](#author)
+
+---
+
+## Default Variables
+
+### postgres_repository_enabled
+
+#### Default value
+
+```YAML
+postgres_repository_enabled: false
+```
+
+### postgres_version
+
+#### Default value
+
+```YAML
+postgres_version: 10
+```
+
+### postgres_repository_filename
+
+#### Default value
+
+```YAML
+postgres_repository_filename: Postgresql-{{ postgres_version | regex_replace('\.')
+  }}
+```
+
+### postgres_user
+
+#### Default value
+
+```YAML
+postgres_user: postgres
+```
+
+### postgres_group
+
+#### Default value
+
+```YAML
+postgres_group: postgres
+```
+
+### postgres_lvm_enabled
+
+#### Default value
+
+```YAML
+postgres_lvm_enabled: false
+```
+
+### postgres_log_destination
+
+#### Default value
+
+```YAML
+postgres_log_destination:
+  - stderr
+```
+
+### postgres_log_directory
+
+#### Default value
+
+```YAML
+postgres_log_directory: log
+```
+
+### postgres_log_filename
+
+#### Default value
+
+```YAML
+postgres_log_filename: postgresql.log
+```
+
+### postgres_log_rotation_age
+
+#### Default value
+
+```YAML
+postgres_log_rotation_age: 1d
+```
+
+### postgres_log_rotation_size
+
+#### Default value
+
+```YAML
+postgres_log_rotation_size: 0
+```
+
+### postgres_iptables_enabled
+
+#### Default value
+
+```YAML
+postgres_iptables_enabled: false
+```
+
+### postgres_connection_port
+
+#### Default value
+
+```YAML
+postgres_connection_port: 5432
+```
+
+### postgres_connection_addresses
+
+#### Default value
+
+```YAML
+postgres_connection_addresses:
+  - localhost
+```
+
+### postgres_socket_directories
+
+#### Default value
+
+```YAML
+postgres_socket_directories:
+  - /var/run/postgresql
+```
+
+### postgres_password_encryption
+
+#### Default value
+
+```YAML
+postgres_password_encryption: md5
+```
+
+### postgres_tls_enabled
+
+#### Default value
+
+```YAML
+postgres_tls_enabled: false
+```
+
+### postgres_tls_cert_filename
+
+#### Default value
+
+```YAML
+postgres_tls_cert_filename: mycert.pem
+```
+
+### postgres_tls_key_filename
+
+#### Default value
+
+```YAML
+postgres_tls_key_filename: mykey.pem
+```
+
+### postgres_tls_cert_source
+
+#### Default value
+
+```YAML
+postgres_tls_cert_source: mycert.pem
+```
+
+### postgres_tls_key_source
+
+#### Default value
+
+```YAML
+postgres_tls_key_source: mykey.pem
+```
+
+### postgres_users
+
+#### Default value
+
+```YAML
+postgres_users: []
+```
+
+#### Example usage
+
+```YAML
+postgres_users:
+  - name: jdoe required; the rest are optional
+    password:  defaults to not set
+    encrypted:  defaults to 'yes'
+    priv:  defaults to not set
+    role_attr_flags:  defaults to not set
+    db:  defaults to not set
+    login_host:  defaults to 'localhost'
+    login_password:  defaults to not set
+    login_user:  defaults to '{{ postgres_user }}'
+    login_unix_socket:  defaults to 1st of postgres_socket_directories
+    port:  defaults to not set
+    state:  defaults to 'present'
+    pam_user:  defaults to not set
+```
+
+### postgres_hba_entries
+
+#### Default value
+
+```YAML
+postgres_hba_entries:
+  - type: local
+    database: all
+    user: all
+    auth_method: peer
+  - type: host
+    database: all
+    user: all
+    address: 127.0.0.1/32
+    auth_method: md5
+  - type: host
+    database: all
+    user: all
+    address: ::1/128
+    auth_method: md5
+```
+
+### postgres_base_dir
+
+#### Default value
+
+```YAML
+postgres_base_dir: _os-default_
+```
+
+## Dependencies
+
+None.
+
+## License
+
+MIT
+
+## Author
+
+xoxys