initial ansible code

roles/postgresql/vars/main.yml

@@ -0,0 +1,31 @@
+---
+pgsql_server_version: 14
+pgsql_unix_socket: "/var/run/postgresql"  # comma-separated list of directories
+pgsql_listen_addresses: "{{ pgsql_server_ip }}"  # what IP address(es) to listen on;
+pgsql_password_encryption: "scram-sha-256"  # scram-sha-256 or md5
+pgsql_max_connections: "200"  # default 100
+pgsql_shared_buffers: "1GB"  # min 128kB, default 128MB
+pgsql_effective_cache_size: "3GB"  # default 4GB
+pgsql_maintenance_work_mem: "256MB"  # min 1MB, default 64MB
+pgsql_checkpoint_completion_target: "0.9"  # checkpoint target duration, 0.0 - 1.0, default 0.9
+pgsql_wal_buffers: "16MB"  # min 32kB, default -1 sets based on shared_buffers
+pgsql_default_statistics_target: "100"  # range 1-10000, default 100
+pgsql_random_page_cost: "1.1"  # how long it take to seek to a random disk page, default 4.0
+pgsql_effective_io_concurrency: "200"  # 1-1000; 0 disables prefetching, default 1
+pgsql_work_mem: "5242kB"  # min 64kB, default 4MB
+pgsql_min_wal_size: "1GB"  # default 80MB
+pgsql_max_wal_size: "4GB"  # default 1GB
+pgsql_max_worker_processes: "2"  # default 8
+pgsql_max_parallel_workers_per_gather: "1"  # taken from max_parallel_workers, default 2
+pgsql_max_parallel_workers: "2"  # maximum number of max_worker_processes that can be used in parallel, default 8
+pgsql_max_parallel_maintenance_workers: "1"  # taken from max_parallel_workers, default 2
+
+pgsql_exporter_install_dir: "/usr/local/bin"
+pgsql_exporter_user: "postgres"
+
+pgsql_client_auth:
+  - name: nextcloud
+    db: nextcloud_db
+    user: nextcloud_db_user
+    address: "{{ nextcloud_server_ip }}/32"
+    method: scram-sha-256