Merge pull request #40 from jobscore/feat/add_more_configuration_options

Add more postgres configuration options

defaults/main.yml

@@ -11,10 +11,15 @@ postgresql_src_dir: /usr/local/pgsql
 postgresql_data_dir: "{{ postgresql_src_dir }}/data"
 postgresql_archive_dir: "{{ postgresql_src_dir }}/archive"
 postgresql_restore_dir: "{{ postgresql_archive_dir }}"
+postgresql_archive_command: "test ! -f {{ postgresql_archive_dir }}/%f && cp %p {{ postgresql_archive_dir }}/%f"
+postgresql_restore_command: "cp {{ postgresql_restore_dir }}/%f %p"
+postgresql_primary_conninfo: ""
 
 postgresql_effective_io_concurrency: 1
 postgresql_min_wal_size: 80MB
 postgresql_max_wal_size: 1GB
+postgresql_wal_level: replica
+postgresql_max_wal_senders: 3
 postgresql_max_worker_processes: 8
 postgresql_max_parallel_workers: 8
 postgresql_max_parallel_maintenance_workers: 2
@@ -31,11 +36,11 @@ postgresql_config_params: >
 # Configuration options
 postgresql_max_connections: 100
 postgresql_unix_socket_dir: /var/run/postgresql/
-postgresql_shared_buffers: '8MB'
-postgresql_work_mem: '4MB'
-postgresql_maintenance_work_mem: '64MB'
-postgresql_effective_cache_size: '4GB'
-postgresql_random_page_cost: '4.0'
-postgresql_max_standby_streaming_delay: '30s'
+postgresql_shared_buffers: "8MB"
+postgresql_work_mem: "4MB"
+postgresql_maintenance_work_mem: "64MB"
+postgresql_effective_cache_size: "4GB"
+postgresql_random_page_cost: "4.0"
+postgresql_max_standby_streaming_delay: "30s"
 postgresql_autoprewarm_enabled: true
-postgresql_dynamic_shared_memory_type: 'posix'
+postgresql_dynamic_shared_memory_type: "posix"

templates/postgresql.conf.j2

@@ -195,7 +195,7 @@ max_parallel_workers = {{ postgresql_max_parallel_workers }}		# maximum number o
 
 # - Settings -
 
-wal_level = replica			# minimal, replica, or logical
+wal_level = {{ postgresql_wal_level }}			# minimal, replica, or logical
 					# (change requires restart)
 #fsync = on				# flush data to disk for crash safety
 					# (turning this off can cause
@@ -237,7 +237,7 @@ checkpoint_completion_target = 0.9	# checkpoint target duration, 0.0 - 1.0
 
 archive_mode = on		# enables archiving; off, on, or always
 				# (change requires restart)
-archive_command = 'test ! -f {{ postgresql_archive_dir }}/%f && cp %p {{ postgresql_archive_dir }}/%f'		# command to use to archive a logfile segment
+archive_command = '{{ postgresql_archive_command }}'		# command to use to archive a logfile segment
 				# placeholders: %p = path of file to archive
 				#               %f = file name only
 				# e.g. 'test ! -f /mnt/server/archivedir/%f && cp %p /mnt/server/archivedir/%f'
@@ -248,7 +248,7 @@ archive_command = 'test ! -f {{ postgresql_archive_dir }}/%f && cp %p {{ postgre
 
 # These are only used in recovery mode.
 
-restore_command = 'cp {{ postgresql_restore_dir }}/%f "%p"'		# command to use to restore an archived logfile segment
+restore_command = '{{ postgresql_restore_command }}'		# command to use to restore an archived logfile segment
 				# placeholders: %p = path of file to restore
 				#               %f = file name only
 				# e.g. 'cp /mnt/server/archivedir/%f %p'
@@ -289,7 +289,7 @@ recovery_target_timeline = 'latest'	# 'current', 'latest', or timeline ID
 
 # Set these on the master and on any standby that will send replication data.
 
-max_wal_senders = 3		# max number of walsender processes
+max_wal_senders = {{ postgresql_max_wal_senders }}		# max number of walsender processes
 				# (change requires restart)
 {% if postgresql_version | int < 13 %}
 wal_keep_segments = 1280        # in logfile segments, 16MB each; 0 disables
@@ -318,7 +318,7 @@ wal_keep_size = 20480		# in megabytes; 0 disables
 
 # These settings are ignored on a master server.
 
-#primary_conninfo = ''			# connection string to sending server
+primary_conninfo = '{{ postgresql_primary_conninfo }}'			# connection string to sending server
 #primary_slot_name = ''			# replication slot on sending server
 #promote_trigger_file = ''		# file name whose presence ends recovery
 hot_standby = on			# "off" disallows queries during recovery