PolarDB

./configure -c polar     # 使用 polar（PolarDB）模板
./install.yml            # 运行部署剧本

pg-meta:
  hosts:
    10.10.10.10: { pg_seq: 1, pg_role: primary }
  vars:
    pg_cluster: pg-meta
    pg_users:
      - {name: dbuser_meta ,password: DBUser.Meta   ,pgbouncer: true ,roles: [dbrole_admin]    ,comment: pigsty admin user }
      - {name: dbuser_view ,password: DBUser.Viewer ,pgbouncer: true ,roles: [dbrole_readonly] ,comment: read-only viewer for meta database }
    pg_databases:
      - {name: meta ,baseline: cmdb.sql ,comment: pigsty meta database ,schemas: [pigsty]}
    pg_hba_rules:
      - {user: dbuser_view , db: all ,addr: infra ,auth: pwd ,title: 'allow grafana dashboard access cmdb from infra nodes'}
    node_crontab: [ '00 01 * * * postgres /pg/bin/pg-backup full' ] # 每天凌晨 1 点进行全量备份

    # PolarDB 临时设置
    pg_version: 15                            # PolarDB PG 基于 PG 15
    pg_mode: polar                            # PolarDB PG 兼容模式
    pg_packages: [ polardb, pgsql-common ]    # 用 PolarDB 内核替换 PG 内核
    pg_exporter_exclude_database: 'template0,template1,postgres,polardb_admin'
    pg_default_roles:                         # PolarDB 要求 replicator 为超级用户
      - { name: dbrole_readonly  ,login: false ,comment: role for global read-only access     }
      - { name: dbrole_offline   ,login: false ,comment: role for restricted read-only access }
      - { name: dbrole_readwrite ,login: false ,roles: [dbrole_readonly] ,comment: role for global read-write access }
      - { name: dbrole_admin     ,login: false ,roles: [pg_monitor, dbrole_readwrite] ,comment: role for object creation }
      - { name: postgres     ,superuser: true  ,comment: system superuser }
      - { name: replicator   ,superuser: true  ,replication: true ,roles: [pg_monitor, dbrole_readonly] ,comment: system replicator } # <- 复制需要超级用户权限
      - { name: dbuser_dba   ,superuser: true  ,roles: [dbrole_admin]  ,pgbouncer: true ,pool_mode: session, pool_connlimit: 16 ,comment: pgsql admin user }
      - { name: dbuser_monitor ,roles: [pg_monitor] ,pgbouncer: true ,parameters: {log_min_duration_statement: 1000 } ,pool_mode: session ,pool_connlimit: 8 ,comment: pgsql monitor user }

node_repo_modules: local,node,pgsql
node_packages: [ polardb ]

./node.yml -t node_repo,node_pkg