add postgresql.conf templating

defaults/main.yml

@@ -4,3 +4,19 @@ postgres_version: 10
 postgres_repository_filename: "Postgresql-{{ postgres_version | regex_replace('\\.') }}"
 postgres_user: postgres
 postgres_group: postgres
+
+# available postgresql.conf options
+postgres_log_destination:
+  - stderr
+postgres_log_dirname: log
+postgres_log_filename: postgresql.log
+postgres_log_rotation_age: 1d
+postgres_log_rotation_size: 0
+
+postgres_connection_port: 5432
+postgres_connection_addresses:
+  - localhost
+postgres_socket_directories:
+  - /var/run/postgresql
+
+postgres_password_encryption: md5

tasks/config.yml

@@ -0,0 +1,10 @@
+---
+- block:
+  - name: Setup global config file
+    template:
+      src: postgresql/data/postgresql.conf.j2
+      dest: "{{ __postgres_config_path }}/postgresql.conf"
+      mode: 0600
+    notify: __postgres_restart
+  become: True
+  become_user: root

tasks/main.yml

@@ -1,4 +1,5 @@
 ---
 - import_tasks: prepare.yml
 - import_tasks: install.yml
+- import_tasks: config.yml
 - import_tasks: post_tasks.yml

templates/postgresql/data/postgresql.conf.j2

@@ -0,0 +1,283 @@
+{{ ansible_managed }}
+# -----------------------------
+# PostgreSQL configuration file
+# -----------------------------
+#
+# This file consists of lines of the form:
+#
+#   name = value
+#
+# (The "=" is optional.)  Whitespace may be used.  Comments are introduced with
+# "#" anywhere on a line.  The complete list of parameter names and allowed
+# values can be found in the PostgreSQL documentation.
+
+
+#------------------------------------------------------------------------------
+# FILE LOCATIONS
+#------------------------------------------------------------------------------
+
+# The default values of these variables are driven from the -D command-line
+# option or PGDATA environment variable, represented here as ConfigDir.
+
+
+#------------------------------------------------------------------------------
+# CONNECTIONS AND AUTHENTICATION
+#------------------------------------------------------------------------------
+
+# - Connection Settings -
+
+listen_addresses = '{{ postgres_connection_addresses | join(",") }}'
+port = {{ postgres_connection_port }}
+max_connections = 100
+#superuser_reserved_connections = 3
+unix_socket_directories = '{{ postgres_socket_directories }}'
+#unix_socket_group = '{{ postgres_socket_directories | join(",") }}'
+#unix_socket_permissions = 0777
+#bonjour = off
+#bonjour_name = ''
+
+# - Security and Authentication -
+
+#authentication_timeout = 1min
+#ssl = off
+#ssl_ciphers = 'HIGH:MEDIUM:+3DES:!aNULL'
+#ssl_prefer_server_ciphers = on
+#ssl_ecdh_curve = 'prime256v1'
+#ssl_dh_params_file = ''
+#ssl_cert_file = 'server.crt'
+#ssl_key_file = 'server.key'
+#ssl_ca_file = ''
+#ssl_crl_file = ''
+password_encryption = {{ postgres_password_encryption }}
+#db_user_namespace = off
+#row_security = on
+
+# GSSAPI using Kerberos
+#krb_server_keyfile = ''
+#krb_caseins_users = off
+
+# - TCP Keepalives -
+# see "man 7 tcp" for details
+
+#tcp_keepalives_idle = 0
+#tcp_keepalives_interval = 0
+#tcp_keepalives_count = 0
+
+
+#------------------------------------------------------------------------------
+# RESOURCE USAGE (except WAL)
+#------------------------------------------------------------------------------
+shared_buffers = 128MB
+dynamic_shared_memory_type = posix
+
+# - Disk -
+
+# - Kernel Resource Usage -
+
+# - Cost-Based Vacuum Delay -
+
+# - Background Writer -
+
+# - Asynchronous Behavior -
+
+
+#------------------------------------------------------------------------------
+# WRITE AHEAD LOG
+#------------------------------------------------------------------------------
+
+# - Settings -
+
+# - Checkpoints -
+
+# - Archiving -
+
+
+#------------------------------------------------------------------------------
+# REPLICATION
+#------------------------------------------------------------------------------
+
+# - Sending Server(s) -
+
+# Set these on the master and on any standby that will send replication data.
+
+# - Master Server -
+
+# These settings are ignored on a standby server.
+
+# - Standby Servers -
+
+# These settings are ignored on a master server.
+
+# - Subscribers -
+
+# These settings are ignored on a publisher.
+
+
+#------------------------------------------------------------------------------
+# QUERY TUNING
+#------------------------------------------------------------------------------
+
+# - Planner Method Configuration -
+
+# - Planner Cost Constants -
+
+# - Genetic Query Optimizer -
+
+# - Other Planner Options -
+
+
+#------------------------------------------------------------------------------
+# ERROR REPORTING AND LOGGING
+#------------------------------------------------------------------------------
+
+# - Where to Log -
+
+log_destination = '{{ postgres_log_destination | join(",") }}'
+# This is used when logging to stderr:
+{% if "stderr" in postgres_log_destination or "csvlog" in postgres_log_destination %}
+logging_collector = on
+{% else %}
+logging_collector = off
+{% endif %}
+# These are only used if logging_collector is on:
+log_directory = '{{ postgres_log_directory }}'
+log_filename = '{{ postgres_log_filename }}'
+#log_file_mode = 0600
+log_truncate_on_rotation = on
+log_rotation_age = {{ postgres_log_rotation_age }}
+log_rotation_size = {{ postgres_log_rotation_size }}
+
+
+# These are relevant when logging to syslog:
+#syslog_facility = 'LOCAL0'
+#syslog_ident = 'postgres'
+#syslog_sequence_numbers = on
+#syslog_split_messages = on
+
+# - When to Log -
+#client_min_messages = notice
+#log_min_messages = warning
+#log_min_error_statement = error
+#log_min_duration_statement = -1
+
+# - What to Log -
+#debug_print_parse = off
+#debug_print_rewritten = off
+#debug_print_plan = off
+#debug_pretty_print = on
+#log_checkpoints = off
+#log_connections = off
+#log_disconnections = off
+#log_duration = off
+#log_error_verbosity = default		# terse, default, or verbose messages
+#log_hostname = off
+log_line_prefix = '%m [%p] '
+#log_lock_waits = off
+#log_statement = 'none'
+#log_replication_commands = off
+#log_temp_files = -1
+log_timezone = 'Europe/Berlin'
+
+
+# - Process Title -
+
+#cluster_name = ''
+#update_process_title = on
+
+
+#------------------------------------------------------------------------------
+# RUNTIME STATISTICS
+#------------------------------------------------------------------------------
+
+# - Query/Index Statistics Collector -
+
+# - Statistics Monitoring -
+
+
+#------------------------------------------------------------------------------
+# AUTOVACUUM PARAMETERS
+#------------------------------------------------------------------------------
+
+
+#------------------------------------------------------------------------------
+# CLIENT CONNECTION DEFAULTS
+#------------------------------------------------------------------------------
+
+# - Statement Behavior -
+
+# - Locale and Formatting -
+
+datestyle = 'iso, mdy'
+#intervalstyle = 'postgres'
+timezone = 'Europe/Berlin'
+#timezone_abbreviations = 'Default'
+#extra_float_digits = 0
+#client_encoding = sql_ascii
+
+# These settings are initialized by initdb, but they can be changed.
+lc_messages = 'en_US.UTF-8'
+lc_monetary = 'en_US.UTF-8'
+lc_numeric = 'en_US.UTF-8'
+lc_time = 'en_US.UTF-8'
+
+# default configuration for text search
+default_text_search_config = 'pg_catalog.english'
+
+# - Other Defaults -
+
+#dynamic_library_path = '$libdir'
+#local_preload_libraries = ''
+#session_preload_libraries = ''
+
+
+#------------------------------------------------------------------------------
+# LOCK MANAGEMENT
+#------------------------------------------------------------------------------
+
+
+#------------------------------------------------------------------------------
+# VERSION/PLATFORM COMPATIBILITY
+#------------------------------------------------------------------------------
+
+# - Previous PostgreSQL Versions -
+
+#array_nulls = on
+#backslash_quote = safe_encoding
+#default_with_oids = off
+#escape_string_warning = on
+#lo_compat_privileges = off
+#operator_precedence_warning = off
+#quote_all_identifiers = off
+#standard_conforming_strings = on
+#synchronize_seqscans = on
+
+# - Other Platforms and Clients -
+
+#transform_null_equals = off
+
+
+#------------------------------------------------------------------------------
+# ERROR HANDLING
+#------------------------------------------------------------------------------
+
+#exit_on_error = off			# terminate session on any error?
+#restart_after_crash = on		# reinitialize after backend crash?
+
+
+#------------------------------------------------------------------------------
+# CONFIG FILE INCLUDES
+#------------------------------------------------------------------------------
+
+# These options allow settings to be loaded from files other than the
+# default postgresql.conf.
+
+#include_dir = 'conf.d'
+#include_if_exists = 'exists.conf'
+#include = 'special.conf'
+
+
+#------------------------------------------------------------------------------
+# CUSTOMIZED OPTIONS
+#------------------------------------------------------------------------------
+
+# Add settings for extensions here

vars/main.yml

@@ -7,4 +7,4 @@ __postgres_packages:
   - "{{ __postgres_packagename }}"
   - "{{ __postgres_packagename }}-server"
 __postgres_data_dir: "/var/lib/pgsql/{{ __postgres_version }}/data"
-__postgres_config_path: "/var/lib/pgsql/data"
+__postgres_config_path: "{{ __postgres_data_dir }}"