feat: 纳管共享 etcd 与 k3s 外 PostgreSQL 高可用及备份

infrastructure/shared-postgresql/ansible/roles/pg_instance/templates/postgresql.conf.j2

@@ -0,0 +1,18 @@
+listen_addresses = '{{ pg_address }}'
+port = {{ pg_profile.port }}
+unix_socket_directories = '{{ pg_socket_dir }}'
+unix_socket_permissions = 0700
+hba_file = '{{ pg_config_dir }}/pg_hba.conf'
+password_encryption = 'scram-sha-256'
+shared_buffers = '{{ pg_profile.shared_buffers }}'
+max_connections = {{ pg_profile.max_connections }}
+work_mem = '4MB'
+maintenance_work_mem = '32MB'
+max_wal_size = '512MB'
+ssl = on
+ssl_cert_file = '{{ pg_config_dir }}/server.crt'
+ssl_key_file = '{{ pg_config_dir }}/server.key'
+ssl_ca_file = '{{ pg_config_dir }}/ca.crt'
+archive_mode = off
+log_statement = none
+log_min_error_statement = panic