all:                      # 顶层对象 all
  vars: <123 keys>        # 全局配置 all.vars
  children:               # 分组定义：all.children 每一个项目定义了一个数据库集群 
    meta: <2 keys>...
    pg-meta: <2 keys>...
    pg-test: <2 keys>...  # 一个具体的数据库集群 pg-test 的详细定义
...

pg-test:                 # 数据库集群名称默认作为群组名称
  vars:                  # 数据库集群级别变量
    pg_cluster: pg-test  # 一个定义在集群级别的必选配置项，在整个pg-test中保持一致。 
  hosts:                 # 数据库集群成员
    10.10.10.11: {pg_seq: 1, pg_role: primary} # 数据库实例成员
    10.10.10.12: {pg_seq: 2, pg_role: replica} # 必须定义身份参数 pg_role 与 pg_seq
    10.10.10.13: {pg_seq: 3, pg_role: offline} # 可以在此指定实例级别的变量

proxy_env: # global proxy env when downloading packages
  http_proxy: 'http://username:password@proxy.address.com'
  https_proxy: 'http://username:password@proxy.address.com'
  all_proxy: 'http://username:password@proxy.address.com'
  no_proxy: "localhost,127.0.0.1,10.0.0.0/8,192.168.0.0/16,*.pigsty,*.aliyun.com,mirrors.aliyuncs.com,mirrors.tuna.tsinghua.edu.cn,mirrors.zju.edu.cn"

pg-meta:
  hosts:
    10.10.10.10: {pg_seq: 1, pg_role: primary, ansible_host: meta}

repo_enabled: true                            # 是否启用本地源功能
repo_name: pigsty                             # 本地源名称
repo_address: yum.pigsty                      # 外部可访问的源地址 (ip:port 或 url)
repo_port: 80                                 # 源HTTP服务器监听地址
repo_home: /www                               # 默认根目录
repo_rebuild: false                           # 强制重新下载软件包
repo_remove: true                             # 移除已有的yum源
repo_upstreams: [...]                         # 上游Yum源
repo_packages: [...]                          # 需要下载的软件包
repo_url_packages: [...]                      # 通过URL下载的软件

- name: base
  description: CentOS-$releasever - Base - Aliyun Mirror
  baseurl:
    - http://mirrors.aliyun.com/centos/$releasever/os/$basearch/
    - http://mirrors.aliyuncs.com/centos/$releasever/os/$basearch/
    - http://mirrors.cloud.aliyuncs.com/centos/$releasever/os/$basearch/
  gpgcheck: no
  failovermethod: priority

- name: updates
  description: CentOS-$releasever - Updates - Aliyun Mirror
  baseurl:
    - http://mirrors.aliyun.com/centos/$releasever/updates/$basearch/
    - http://mirrors.aliyuncs.com/centos/$releasever/updates/$basearch/
    - http://mirrors.cloud.aliyuncs.com/centos/$releasever/updates/$basearch/
  gpgcheck: no
  failovermethod: priority

- name: extras
  description: CentOS-$releasever - Extras - Aliyun Mirror
  baseurl:
    - http://mirrors.aliyun.com/centos/$releasever/extras/$basearch/
    - http://mirrors.aliyuncs.com/centos/$releasever/extras/$basearch/
    - http://mirrors.cloud.aliyuncs.com/centos/$releasever/extras/$basearch/
  gpgcheck: no
  failovermethod: priority

- name: epel
  description: CentOS $releasever - EPEL - Aliyun Mirror
  baseurl: http://mirrors.aliyun.com/epel/$releasever/$basearch
  gpgcheck: no
  failovermethod: priority

- name: grafana
  description: Grafana - TsingHua Mirror
  gpgcheck: no
  baseurl: https://mirrors.tuna.tsinghua.edu.cn/grafana/yum/rpm

- name: prometheus
  description: Prometheus and exporters
  gpgcheck: no
  baseurl: https://packagecloud.io/prometheus-rpm/release/el/$releasever/$basearch

- name: pgdg-common
  description: PostgreSQL common RPMs for RHEL/CentOS $releasever - $basearch
  gpgcheck: no
  baseurl: https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-$releasever-$basearch

- name: pgdg13
  description: PostgreSQL 13 for RHEL/CentOS $releasever - $basearch - Updates testing
  gpgcheck: no
  baseurl: https://download.postgresql.org/pub/repos/yum/13/redhat/rhel-$releasever-$basearch

- name: centos-sclo
  description: CentOS-$releasever - SCLo
  gpgcheck: no
  mirrorlist: http://mirrorlist.centos.org?arch=$basearch&release=7&repo=sclo-sclo

- name: centos-sclo-rh
  description: CentOS-$releasever - SCLo rh
  gpgcheck: no
  mirrorlist: http://mirrorlist.centos.org?arch=$basearch&release=7&repo=sclo-rh

- name: nginx
  description: Nginx Official Yum Repo
  skip_if_unavailable: true
  gpgcheck: no
  baseurl: http://nginx.org/packages/centos/$releasever/$basearch/

- name: haproxy
  description: Copr repo for haproxy
  skip_if_unavailable: true
  gpgcheck: no
  baseurl: https://download.copr.fedorainfracloud.org/results/roidelapluie/haproxy/epel-$releasever-$basearch/

# for latest consul & kubernetes
- name: harbottle
  description: Copr repo for main owned by harbottle
  skip_if_unavailable: true
  gpgcheck: no
  baseurl: https://download.copr.fedorainfracloud.org/results/harbottle/main/epel-$releasever-$basearch/

# - what to download - #
repo_packages:
  # repo bootstrap packages
  - epel-release nginx wget yum-utils yum createrepo                                      # bootstrap packages

  # node basic packages
  - ntp chrony uuid lz4 nc pv jq vim-enhanced make patch bash lsof wget unzip git tuned   # basic system util
  - readline zlib openssl libyaml libxml2 libxslt perl-ExtUtils-Embed ca-certificates     # basic pg dependency
  - numactl grubby sysstat dstat iotop bind-utils net-tools tcpdump socat ipvsadm telnet  # system utils

  # dcs & monitor packages
  - grafana prometheus2 pushgateway alertmanager                                          # monitor and ui
  - node_exporter postgres_exporter nginx_exporter blackbox_exporter                      # exporter
  - consul consul_exporter consul-template etcd                                           # dcs

  # python3 dependencies
  - ansible python python-pip python-psycopg2                                             # ansible & python
  - python3 python3-psycopg2 python36-requests python3-etcd python3-consul                # python3
  - python36-urllib3 python36-idna python36-pyOpenSSL python36-cryptography               # python3 patroni extra deps

  # proxy and load balancer
  - haproxy keepalived dnsmasq                                                            # proxy and dns

  # postgres common Packages
  - patroni patroni-consul patroni-etcd pgbouncer pg_cli pgbadger pg_activity               # major components
  - pgcenter boxinfo check_postgres emaj pgbconsole pg_bloat_check pgquarrel                # other common utils
  - barman barman-cli pgloader pgFormatter pitrery pspg pgxnclient PyGreSQL pgadmin4 tail_n_mail

  # postgres 13 packages
  - postgresql13* postgis31* citus_13 pgrouting_13                                          # postgres 13 and postgis 31
  - pg_repack13 pg_squeeze13                                                                # maintenance extensions
  - pg_qualstats13 pg_stat_kcache13 system_stats_13 bgw_replstatus13                        # stats extensions
  - plr13 plsh13 plpgsql_check_13 plproxy13 plr13 plsh13 plpgsql_check_13 pldebugger13      # PL extensions                                      # pl extensions
  - hdfs_fdw_13 mongo_fdw13 mysql_fdw_13 ogr_fdw13 redis_fdw_13 pgbouncer_fdw13             # FDW extensions
  - wal2json13 count_distinct13 ddlx_13 geoip13 orafce13                                    # MISC extensions
  - rum_13 hypopg_13 ip4r13 jsquery_13 logerrors_13 periods_13 pg_auto_failover_13 pg_catcheck13
  - pg_fkpart13 pg_jobmon13 pg_partman13 pg_prioritize_13 pg_track_settings13 pgaudit15_13
  - pgcryptokey13 pgexportdoc13 pgimportdoc13 pgmemcache-13 pgmp13 pgq-13
  - pguint13 pguri13 prefix13  safeupdate_13 semver13  table_version13 tdigest13

repo_url_packages:
  - https://github.com/Vonng/pg_exporter/releases/download/v0.3.1/pg_exporter-0.3.1-1.el7.x86_64.rpm
  - https://github.com/cybertec-postgresql/vip-manager/releases/download/v0.6/vip-manager_0.6-1_amd64.rpm
  - http://guichaz.free.fr/polysh/files/polysh-0.4-1.noarch.rpm

#------------------------------------------------------------------------------
# NODE PROVISION
#------------------------------------------------------------------------------
# this section defines how to provision nodes
# nodename:                                   # if defined, node's hostname will be overwritten

# - node dns - #
node_dns_hosts: # static dns records in /etc/hosts
  - 10.10.10.10 yum.pigsty
node_dns_server: add                          # add (default) | none (skip) | overwrite (remove old settings)
node_dns_servers: # dynamic nameserver in /etc/resolv.conf
  - 10.10.10.10
node_dns_options: # dns resolv options
  - options single-request-reopen timeout:1 rotate
  - domain service.consul

# - node repo - #
node_repo_method: local                       # none|local|public (use local repo for production env)
node_repo_remove: true                        # whether remove existing repo
# local repo url (if method=local, make sure firewall is configured or disabled)
node_local_repo_url:
  - http://yum.pigsty/pigsty.repo

# - node packages - #
node_packages: # common packages for all nodes
  - wget,yum-utils,ntp,chrony,tuned,uuid,lz4,vim-minimal,make,patch,bash,lsof,wget,unzip,git,readline,zlib,openssl
  - numactl,grubby,sysstat,dstat,iotop,bind-utils,net-tools,tcpdump,socat,ipvsadm,telnet,tuned,pv,jq
  - python3,python3-psycopg2,python36-requests,python3-etcd,python3-consul
  - python36-urllib3,python36-idna,python36-pyOpenSSL,python36-cryptography
  - node_exporter,consul,consul-template,etcd,haproxy,keepalived,vip-manager
node_extra_packages: # extra packages for all nodes
  - patroni,patroni-consul,patroni-etcd,pgbouncer,pgbadger,pg_activity
node_meta_packages: # packages for meta nodes only
  - grafana,prometheus2,alertmanager,nginx_exporter,blackbox_exporter,pushgateway
  - dnsmasq,nginx,ansible,pgbadger,polysh

# - node features - #
node_disable_numa: false                      # disable numa, important for production database, reboot required
node_disable_swap: false                      # disable swap, important for production database
node_disable_firewall: true                   # disable firewall (required if using kubernetes)
node_disable_selinux: true                    # disable selinux  (required if using kubernetes)
node_static_network: true                     # keep dns resolver settings after reboot
node_disk_prefetch: false                     # setup disk prefetch on HDD to increase performance

# - node kernel modules - #
node_kernel_modules:
  - softdog
  - br_netfilter
  - ip_vs
  - ip_vs_rr
  - ip_vs_rr
  - ip_vs_wrr
  - ip_vs_sh
  - nf_conntrack_ipv4

# - node tuned - #
node_tune: tiny                               # install and activate tuned profile: none|oltp|olap|crit|tiny
node_sysctl_params: # set additional sysctl parameters, k:v format
  net.bridge.bridge-nf-call-iptables: 1       # for kubernetes

# - node user - #
node_admin_setup: true                        # setup an default admin user ?
node_admin_uid: 88                            # uid and gid for admin user
node_admin_username: admin                    # default admin user
node_admin_ssh_exchange: true                 # exchange ssh key among cluster ?
node_admin_pks: # public key list that will be installed
  - 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQC7IMAMNavYtWwzAJajKqwdn3ar5BhvcwCnBTxxEkXhGlCO2vfgosSAQMEflfgvkiI5nM1HIFQ8KINlx1XLO7SdL5KdInG5LIJjAFh0pujS4kNCT9a5IGvSq1BrzGqhbEcwWYdju1ZPYBcJm/MG+JD0dYCh8vfrYB/cYMD0SOmNkQ== vagrant@pigsty.com'

# - node ntp - #
node_ntp_service: ntp                         # ntp or chrony
node_ntp_config: true                         # overwrite existing ntp config?
node_timezone: Asia/Shanghai                  # default node timezone
node_ntp_servers: # default NTP servers
  - pool cn.pool.ntp.org iburst
  - pool pool.ntp.org iburst
  - pool time.pool.aliyun.com iburst
  - server 10.10.10.10 iburst

- options single-request-reopen timeout:1 rotate
- domain service.consul

node_packages: # common packages for all nodes
  - wget,yum-utils,ntp,chrony,tuned,uuid,lz4,vim-minimal,make,patch,bash,lsof,wget,unzip,git,readline,zlib,openssl
  - numactl,grubby,sysstat,dstat,iotop,bind-utils,net-tools,tcpdump,socat,ipvsadm,telnet,tuned,pv,jq
  - python3,python3-psycopg2,python36-requests,python3-etcd,python3-consul
  - python36-urllib3,python36-idna,python36-pyOpenSSL,python36-cryptography
  - node_exporter,consul,consul-template,etcd,haproxy,keepalived,vip-manager

- patroni,patroni-consul,patroni-etcd,pgbouncer,pgbadger,pg_activity

node_meta_packages:                           # packages for meta nodes only
  - grafana,prometheus2,alertmanager,nginx_exporter,blackbox_exporter,pushgateway
  - dnsmasq,nginx,ansible,pgbadger,polysh

- pool cn.pool.ntp.org iburst
- pool pool.ntp.org iburst
- pool time.pool.aliyun.com iburst
- server 10.10.10.10 iburst

#------------------------------------------------------------------------------
# META PROVISION
#------------------------------------------------------------------------------
# - ca - #
ca_method: create                             # create|copy|recreate
ca_subject: "/CN=root-ca"                     # self-signed CA subject
ca_homedir: /ca                               # ca cert directory
ca_cert: ca.crt                               # ca public key/cert
ca_key: ca.key                                # ca private key

# - nginx - #
nginx_upstream:
  - { name: home,          host: pigsty,   url: "127.0.0.1:3000"}
  - { name: consul,        host: c.pigsty, url: "127.0.0.1:8500" }
  - { name: grafana,       host: g.pigsty, url: "127.0.0.1:3000" }
  - { name: prometheus,    host: p.pigsty, url: "127.0.0.1:9090" }
  - { name: alertmanager,  host: a.pigsty, url: "127.0.0.1:9093" }
  - { name: haproxy,       host: h.pigsty, url: "127.0.0.1:9091" }

# - nameserver - #
dns_records: # dynamic dns record resolved by dnsmasq
  - 10.10.10.2  pg-meta                       # sandbox vip for pg-meta
  - 10.10.10.3  pg-test                       # sandbox vip for pg-test
  - 10.10.10.10 meta-1                        # sandbox node meta-1 (node-0)
  - 10.10.10.11 node-1                        # sandbox node node-1
  - 10.10.10.12 node-2                        # sandbox node node-2
  - 10.10.10.13 node-3                        # sandbox node node-3
  - 10.10.10.10 pigsty
  - 10.10.10.10 y.pigsty yum.pigsty
  - 10.10.10.10 c.pigsty consul.pigsty
  - 10.10.10.10 g.pigsty grafana.pigsty
  - 10.10.10.10 p.pigsty prometheus.pigsty
  - 10.10.10.10 a.pigsty alertmanager.pigsty
  - 10.10.10.10 n.pigsty ntp.pigsty
  - 10.10.10.10 h.pigsty haproxy.pigsty

# - prometheus - #
prometheus_data_dir: /export/prometheus/data  # prometheus data dir
prometheus_options: '--storage.tsdb.retention=30d'
prometheus_reload: false                      # reload prometheus instead of recreate it
prometheus_sd_method: consul                  # service discovery method: static|consul|etcd
prometheus_scrape_interval: 2s                # global scrape & evaluation interval
prometheus_scrape_timeout: 1s                 # scrape timeout
prometheus_sd_interval: 2s                    # service discovery refresh interval

# - grafana - #
grafana_url: http://admin:admin@10.10.10.10:3000 # grafana url
grafana_admin_password: admin                  # default grafana admin user password
grafana_plugin: install                        # none|install|reinstall
grafana_cache: /www/pigsty/grafana/plugins.tar.gz # path to grafana plugins tarball
grafana_customize: true                        # customize grafana resources
grafana_plugins: # default grafana plugins list
  - redis-datasource
  - simpod-json-datasource
  - fifemon-graphql-datasource
  - sbueringer-consul-datasource
  - camptocamp-prometheus-alertmanager-datasource
  - ryantxu-ajax-panel
  - marcusolsson-hourly-heatmap-panel
  - michaeldmoore-multistat-panel
  - marcusolsson-treemap-panel
  - pr0ps-trackmap-panel
  - dalvany-image-panel
  - magnesium-wordcloud-panel
  - cloudspout-button-panel
  - speakyourcode-button-panel
  - jdbranham-diagram-panel
  - grafana-piechart-panel
  - snuids-radar-panel
  - digrich-bubblechart-panel
grafana_git_plugins:
  - https://github.com/Vonng/grafana-echarts

nginx_upstream:
- { name: home,          host: pigsty,   url: "127.0.0.1:3000"}
- { name: consul,        host: c.pigsty, url: "127.0.0.1:8500" }
- { name: grafana,       host: g.pigsty, url: "127.0.0.1:3000" }
- { name: prometheus,    host: p.pigsty, url: "127.0.0.1:9090" }
- { name: alertmanager,  host: a.pigsty, url: "127.0.0.1:9093" }
- { name: haproxy,       host: h.pigsty, url: "127.0.0.1:9091" }

./infra.yml --tags=prometheus_targtes,prometheus_reload

grafana_plugins: # default grafana plugins list
  - redis-datasource
  - simpod-json-datasource
  - fifemon-graphql-datasource
  - sbueringer-consul-datasource
  - camptocamp-prometheus-alertmanager-datasource
  - ryantxu-ajax-panel
  - marcusolsson-hourly-heatmap-panel
  - michaeldmoore-multistat-panel
  - marcusolsson-treemap-panel
  - pr0ps-trackmap-panel
  - dalvany-image-panel
  - magnesium-wordcloud-panel
  - cloudspout-button-panel
  - speakyourcode-button-panel
  - jdbranham-diagram-panel
  - grafana-piechart-panel
  - snuids-radar-panel
  - digrich-bubblechart-panel

grafana_git_plugins:
  - https://github.com/Vonng/grafana-echarts

#------------------------------------------------------------------------------
# DCS PROVISION
#------------------------------------------------------------------------------
service_registry: consul                      # where to register services: none | consul | etcd | both
dcs_type: consul                              # consul | etcd | both
dcs_name: pigsty                              # consul dc name | etcd initial cluster token
dcs_servers:                                  # dcs server dict in name:ip format
  meta-1: 10.10.10.10                         # you could use existing dcs cluster
  # meta-2: 10.10.10.11                       # host which have their IP listed here will be init as server
  # meta-3: 10.10.10.12                       # 3 or 5 dcs nodes are recommend for production environment
dcs_exists_action: skip                       # abort|skip|clean if dcs server already exists
dcs_disable_purge: false                      # set to true to disable purge functionality for good (force dcs_exists_action = abort)
consul_data_dir: /var/lib/consul              # consul data dir (/var/lib/consul by default)
etcd_data_dir: /var/lib/etcd                  # etcd data dir (/var/lib/consul by default)

dcs_servers:
  meta-1: 10.10.10.10
  meta-2: 10.10.10.11 
  meta-3: 10.10.10.12 

#------------------------------------------------------------------------------
# POSTGRES INSTALLATION
#------------------------------------------------------------------------------
# - dbsu - #
pg_dbsu: postgres                             # os user for database, postgres by default (change it is not recommended!)
pg_dbsu_uid: 26                               # os dbsu uid and gid, 26 for default postgres users and groups
pg_dbsu_sudo: limit                           # none|limit|all|nopass (Privilege for dbsu, limit is recommended)
pg_dbsu_home: /var/lib/pgsql                  # postgresql binary
pg_dbsu_ssh_exchange: false                   # exchange ssh key among same cluster

# - postgres packages - #
pg_version: 13                                # default postgresql version
pgdg_repo: false                              # use official pgdg yum repo (disable if you have local mirror)
pg_add_repo: false                            # add postgres related repo before install (useful if you want a simple install)
pg_bin_dir: /usr/pgsql/bin                    # postgres binary dir
pg_packages:
  - postgresql${pg_version}*
  - postgis31_${pg_version}*
  - pgbouncer patroni pg_exporter pgbadger
  - patroni patroni-consul patroni-etcd pgbouncer pgbadger pg_activity
  - python3 python3-psycopg2 python36-requests python3-etcd python3-consul
  - python36-urllib3 python36-idna python36-pyOpenSSL python36-cryptography

pg_extensions:
  - pg_repack${pg_version} pg_qualstats${pg_version} pg_stat_kcache${pg_version} wal2json${pg_version}
  # - ogr_fdw${pg_version} mysql_fdw_${pg_version} redis_fdw_${pg_version} mongo_fdw${pg_version} hdfs_fdw_${pg_version}
  # - count_distinct${version}  ddlx_${version}  geoip${version}  orafce${version}                                   # popular features
  # - hypopg_${version}  ip4r${version}  jsquery_${version}  logerrors_${version}  periods_${version}  pg_auto_failover_${version}  pg_catcheck${version}
  # - pg_fkpart${version}  pg_jobmon${version}  pg_partman${version}  pg_prioritize_${version}  pg_track_settings${version}  pgaudit15_${version}
  # - pgcryptokey${version}  pgexportdoc${version}  pgimportdoc${version}  pgmemcache-${version}  pgmp${version}  pgq-${version}  pgquarrel pgrouting_${version}
  # - pguint${version}  pguri${version}  prefix${version}   safeupdate_${version}  semver${version}   table_version${version}  tdigest${version}

pg_repack${pg_version}
pg_qualstats${pg_version}
pg_stat_kcache${pg_version}
wal2json${pg_version}

#------------------------------------------------------------------------------
# POSTGRES PROVISION
#------------------------------------------------------------------------------
# - identity - #
# pg_cluster:                                 # [REQUIRED] cluster name (validated during pg_preflight)
# pg_seq: 0                                   # [REQUIRED] instance seq (validated during pg_preflight)
# pg_role: replica                            # [REQUIRED] service role (validated during pg_preflight)
pg_hostname: false                            # overwrite node hostname with pg instance name
pg_nodename: true                             # overwrite consul nodename with pg instance name

# - retention - #
# pg_exists_action, available options: abort|clean|skip
#  - abort: abort entire play's execution (default)
#  - clean: remove existing cluster (dangerous)
#  - skip: end current play for this host
# pg_exists: false                            # auxiliary flag variable (DO NOT SET THIS)
pg_exists_action: clean
pg_disable_purge: false                       # set to true to disable pg purge functionality for good (force pg_exists_action = abort)

# - storage - #
pg_data: /pg/data                             # postgres data directory
pg_fs_main: /export                           # data disk mount point     /pg -> {{ pg_fs_main }}/postgres/{{ pg_instance }}
pg_fs_bkup: /var/backups                      # backup disk mount point   /pg/* -> {{ pg_fs_bkup }}/postgres/{{ pg_instance }}/*

# - connection - #
pg_listen: '0.0.0.0'                          # postgres listen address, '0.0.0.0' by default (all ipv4 addr)
pg_port: 5432                                 # postgres port (5432 by default)
pg_localhost: /var/run/postgresql             # localhost unix socket dir for connection

# - patroni - #
# patroni_mode, available options: default|pause|remove
#   - default: default ha mode
#   - pause:   into maintenance mode
#   - remove:  remove patroni after bootstrap
patroni_mode: default                         # pause|default|remove
pg_namespace: /pg                             # top level key namespace in dcs
patroni_port: 8008                            # default patroni port
patroni_watchdog_mode: automatic              # watchdog mode: off|automatic|required
pg_conf: tiny.yml                             # user provided patroni config template path

# - localization - #
pg_encoding: UTF8                             # default to UTF8
pg_locale: C                                  # default to C
pg_lc_collate: C                              # default to C
pg_lc_ctype: en_US.UTF8                       # default to en_US.UTF8

# - pgbouncer - #
pgbouncer_port: 6432                          # pgbouncer port (6432 by default)
pgbouncer_poolmode: transaction               # pooling mode: (transaction pooling by default)
pgbouncer_max_db_conn: 100                    # important! do not set this larger than postgres max conn or conn limit

pg-test:
  hosts:
    10.10.10.11: {pg_seq: 1, pg_role: replica}
    10.10.10.12: {pg_seq: 2, pg_role: primary}
    10.10.10.13: {pg_seq: 3, pg_role: replica}
  vars:
    pg_cluster: pg-test

#------------------------------------------------------------------------------
# POSTGRES TEMPLATE
#------------------------------------------------------------------------------
# - template - #
pg_init: pg-init                              # init script for cluster template

# - system roles - #
pg_replication_username: replicator           # system replication user
pg_replication_password: DBUser.Replicator    # system replication password
pg_monitor_username: dbuser_monitor           # system monitor user
pg_monitor_password: DBUser.Monitor           # system monitor password
pg_admin_username: dbuser_admin               # system admin user
pg_admin_password: DBUser.Admin               # system admin password

# - default roles - #
# chekc http://pigsty.cc/zh/docs/concepts/provision/acl/ for more detail
pg_default_roles:

  # common production readonly user
  - name: dbrole_readonly                 # production read-only roles
    login: false
    comment: role for global readonly access

  # common production read-write user
  - name: dbrole_readwrite                # production read-write roles
    login: false
    roles: [dbrole_readonly]             # read-write includes read-only access
    comment: role for global read-write access

  # offline have same privileges as readonly, but with limited hba access on offline instance only
  # for the purpose of running slow queries, interactive queries and perform ETL tasks
  - name: dbrole_offline
    login: false
    comment: role for restricted read-only access (offline instance)

  # admin have the privileges to issue DDL changes
  - name: dbrole_admin
    login: false
    bypassrls: true
    comment: role for object creation
    roles: [dbrole_readwrite,pg_monitor,pg_signal_backend]

  # dbsu, name is designated by `pg_dbsu`. It's not recommend to set password for dbsu
  - name: postgres
    superuser: true
    comment: system superuser

  # default replication user, name is designated by `pg_replication_username`, and password is set by `pg_replication_password`
  - name: replicator
    replication: true
    roles: [pg_monitor, dbrole_readonly]
    comment: system replicator

  # default replication user, name is designated by `pg_monitor_username`, and password is set by `pg_monitor_password`
  - name: dbuser_monitor
    connlimit: 16
    comment: system monitor user
    roles: [pg_monitor, dbrole_readonly]

  # default admin user, name is designated by `pg_admin_username`, and password is set by `pg_admin_password`
  - name: dbuser_admin
    bypassrls: true
    comment: system admin user
    roles: [dbrole_admin]

  # default stats user, for ETL and slow queries
  - name: dbuser_stats
    password: DBUser.Stats
    comment: business offline user for offline queries and ETL
    roles: [dbrole_offline]


# - privileges - #
# object created by dbsu and admin will have their privileges properly set
pg_default_privileges:
  - GRANT USAGE                         ON SCHEMAS   TO dbrole_readonly
  - GRANT SELECT                        ON TABLES    TO dbrole_readonly
  - GRANT SELECT                        ON SEQUENCES TO dbrole_readonly
  - GRANT EXECUTE                       ON FUNCTIONS TO dbrole_readonly
  - GRANT USAGE                         ON SCHEMAS   TO dbrole_offline
  - GRANT SELECT                        ON TABLES    TO dbrole_offline
  - GRANT SELECT                        ON SEQUENCES TO dbrole_offline
  - GRANT EXECUTE                       ON FUNCTIONS TO dbrole_offline
  - GRANT INSERT, UPDATE, DELETE        ON TABLES    TO dbrole_readwrite
  - GRANT USAGE,  UPDATE                ON SEQUENCES TO dbrole_readwrite
  - GRANT TRUNCATE, REFERENCES, TRIGGER ON TABLES    TO dbrole_admin
  - GRANT CREATE                        ON SCHEMAS   TO dbrole_admin

# - schemas - #
pg_default_schemas: [monitor]                 # default schemas to be created

# - extension - #
pg_default_extensions:                        # default extensions to be created
  - { name: 'pg_stat_statements',  schema: 'monitor' }
  - { name: 'pgstattuple',         schema: 'monitor' }
  - { name: 'pg_qualstats',        schema: 'monitor' }
  - { name: 'pg_buffercache',      schema: 'monitor' }
  - { name: 'pageinspect',         schema: 'monitor' }
  - { name: 'pg_prewarm',          schema: 'monitor' }
  - { name: 'pg_visibility',       schema: 'monitor' }
  - { name: 'pg_freespacemap',     schema: 'monitor' }
  - { name: 'pg_repack',           schema: 'monitor' }
  - name: postgres_fdw
  - name: file_fdw
  - name: btree_gist
  - name: btree_gin
  - name: pg_trgm
  - name: intagg
  - name: intarray

# - hba - #
pg_offline_query: false                       # set to true to enable offline query on instance
pg_hba_rules:                                 # postgres host-based authentication rules
  - title: allow meta node password access
    role: common
    rules:
      - host    all     all                         10.10.10.10/32      md5

  - title: allow intranet admin password access
    role: common
    rules:
      - host    all     +dbrole_admin               10.0.0.0/8          md5
      - host    all     +dbrole_admin               172.16.0.0/12       md5
      - host    all     +dbrole_admin               192.168.0.0/16      md5

  - title: allow intranet password access
    role: common
    rules:
      - host    all             all                 10.0.0.0/8          md5
      - host    all             all                 172.16.0.0/12       md5
      - host    all             all                 192.168.0.0/16      md5

  - title: allow local read/write (local production user via pgbouncer)
    role: common
    rules:
      - local   all     +dbrole_readonly                                md5
      - host    all     +dbrole_readonly           127.0.0.1/32         md5

  - title: allow offline query (ETL,SAGA,Interactive) on offline instance
    role: offline
    rules:
      - host    all     +dbrole_offline               10.0.0.0/8        md5
      - host    all     +dbrole_offline               172.16.0.0/12     md5
      - host    all     +dbrole_offline               192.168.0.0/16    md5

pg_hba_rules_extra: []                        # extra hba rules (for cluster/instance overwrite)

pgbouncer_hba_rules:                          # pgbouncer host-based authentication rules
  - title: local password access
    role: common
    rules:
      - local  all          all                                     md5
      - host   all          all                     127.0.0.1/32    md5

  - title: intranet password access
    role: common
    rules:
      - host   all          all                     10.0.0.0/8      md5
      - host   all          all                     172.16.0.0/12   md5
      - host   all          all                     192.168.0.0/16  md5

pgbouncer_hba_rules_extra: []                 # extra pgbouncer hba rules (for cluster/instance overwrite)

# system default roles
psql postgres -qAXwtf /pg/tmp/pg-init-roles.sql

# system default template
psql template1 -qAXwtf /pg/tmp/pg-init-template.sql

# make postgres same as templated database (optional)
psql postgres  -qAXwtf /pg/tmp/pg-init-template.sql

pg_users:
  # complete example of user/role definition for production user
  - name: dbuser_meta               # example production user have read-write access
    password: DBUser.Meta           # example user's password, can be encrypted
    login: true                     # can login, true by default (should be false for role)
    superuser: false                # is superuser? false by default
    createdb: false                 # can create database? false by default
    createrole: false               # can create role? false by default
    inherit: true                   # can this role use inherited privileges?
    replication: false              # can this role do replication? false by default
    bypassrls: false                # can this role bypass row level security? false by default
    connlimit: -1                   # connection limit, -1 disable limit
    expire_at: '2030-12-31'         # 'timestamp' when this role is expired
    expire_in: 365                  # now + n days when this role is expired (OVERWRITE expire_at)
    roles: [dbrole_readwrite]       # dborole_admin|dbrole_readwrite|dbrole_readonly|dbrole_offline
    pgbouncer: true                 # add this user to pgbouncer? false by default (true for production user)
    parameters:                     # user's default search path
      search_path: public
    comment: test user

pg_default_privileges:
  - GRANT USAGE                         ON SCHEMAS   TO dbrole_readonly
  - GRANT SELECT                        ON TABLES    TO dbrole_readonly
  - GRANT SELECT                        ON SEQUENCES TO dbrole_readonly
  - GRANT EXECUTE                       ON FUNCTIONS TO dbrole_readonly
  - GRANT USAGE                         ON SCHEMAS   TO dbrole_offline
  - GRANT SELECT                        ON TABLES    TO dbrole_offline
  - GRANT SELECT                        ON SEQUENCES TO dbrole_offline
  - GRANT EXECUTE                       ON FUNCTIONS TO dbrole_offline
  - GRANT INSERT, UPDATE, DELETE        ON TABLES    TO dbrole_readwrite
  - GRANT USAGE,  UPDATE                ON SEQUENCES TO dbrole_readwrite
  - GRANT TRUNCATE, REFERENCES, TRIGGER ON TABLES    TO dbrole_admin
  - GRANT CREATE                        ON SCHEMAS   TO dbrole_admin

pg_default_schemas: [monitor]                 # default schemas to be created

pg_default_extensions:
  - { name: 'pg_stat_statements',  schema: 'monitor' }
  - { name: 'pgstattuple',         schema: 'monitor' }
  - { name: 'pg_qualstats',        schema: 'monitor' }
  - { name: 'pg_buffercache',      schema: 'monitor' }
  - { name: 'pageinspect',         schema: 'monitor' }
  - { name: 'pg_prewarm',          schema: 'monitor' }
  - { name: 'pg_visibility',       schema: 'monitor' }
  - { name: 'pg_freespacemap',     schema: 'monitor' }
  - { name: 'pg_repack',           schema: 'monitor' }
  - name: postgres_fdw
  - name: file_fdw
  - name: btree_gist
  - name: btree_gin
  - name: pg_trgm
  - name: intagg
  - name: intarray

pg_hba_rules:
  - title: allow meta node password access
    role: common
    rules:
      - host    all     all                         10.10.10.10/32      md5

  - title: allow intranet admin password access
    role: common
    rules:
      - host    all     +dbrole_admin               10.0.0.0/8          md5
      - host    all     +dbrole_admin               172.16.0.0/12       md5
      - host    all     +dbrole_admin               192.168.0.0/16      md5

  - title: allow intranet password access
    role: common
    rules:
      - host    all             all                 10.0.0.0/8          md5
      - host    all             all                 172.16.0.0/12       md5
      - host    all             all                 192.168.0.0/16      md5

  - title: allow local read-write access (local production user via pgbouncer)
    role: common
    rules:
      - local   all     +dbrole_readwrite                               md5
      - host    all     +dbrole_readwrite           127.0.0.1/32        md5

  - title: allow read-only user (stats, personal) password directly access
    role: replica
    rules:
      - local   all     +dbrole_readonly                               md5
      - host    all     +dbrole_readonly           127.0.0.1/32        md5

pgbouncer_hba_rules:
  - title: local password access
    role: common
    rules:
      - local  all          all                                     md5
      - host   all          all                     127.0.0.1/32    md5

  - title: intranet password access
    role: common
    rules:
      - host   all          all                     10.0.0.0/8      md5
      - host   all          all                     172.16.0.0/12   md5
      - host   all          all                     192.168.0.0/16  md5

./pgsql.yml --tags=pg_biz_init,pg_biz_pgbouncer

pg_users:
  # complete example of user/role definition for production user
  - name: dbuser_meta               # example production user have read-write access
    password: DBUser.Meta           # example user's password, can be encrypted
    login: true                     # can login, true by default (should be false for role)
    superuser: false                # is superuser? false by default
    createdb: false                 # can create database? false by default
    createrole: false               # can create role? false by default
    inherit: true                   # can this role use inherited privileges?
    replication: false              # can this role do replication? false by default
    bypassrls: false                # can this role bypass row level security? false by default
    connlimit: -1                   # connection limit, -1 disable limit
    expire_at: '2030-12-31'         # 'timestamp' when this role is expired
    expire_in: 365                  # now + n days when this role is expired (OVERWRITE expire_at)
    roles: [dbrole_readwrite]       # dborole_admin|dbrole_readwrite|dbrole_readonly
    pgbouncer: true                 # add this user to pgbouncer? false by default (true for production user)
    parameters:                     # user's default search path
      search_path: public
    comment: test user

  # simple example for personal user definition
  - name: dbuser_vonng2              # personal user example which only have limited access to offline instance
    password: DBUser.Vonng          # or instance with explict mark `pg_offline_query = true`
    roles: [dbrole_offline]         # personal/stats/ETL user should be grant with dbrole_offline
    expire_in: 365                  # expire in 365 days since creation
    pgbouncer: false                # personal user should NOT be allowed to login with pgbouncer
    comment: example personal user for interactive queries

pg_databases:
  - name: meta                      # name is the only required field for a database
    owner: postgres                 # optional, database owner
    template: template1             # optional, template1 by default
    encoding: UTF8                  # optional, UTF8 by default
    locale: C                       # optional, C by default
    lc_collate: C                   # optional, C by default , must same as template database, leave blank to set to db default
    lc_ctype: C                     # optional, C by default , must same as template database, leave blank to set to db default
    allowconn: true                 # optional, true by default, false disable connect at all
    revokeconn: false               # optional, false by default, true revoke connect from public # (only default user and owner have connect privilege on database)
    tablespace: pg_default          # optional, 'pg_default' is the default tablespace
    connlimit: -1                   # optional, connection limit, -1 or none disable limit (default)
    extensions:                     # optional, extension name and where to create
      - {name: postgis, schema: public}
    parameters:                     # optional, extra parameters with ALTER DATABASE
      enable_partitionwise_join: true
    pgbouncer: true                 # optional, add this database to pgbouncer list? true by default
    comment: pigsty meta database   # optional, comment string for database

#------------------------------------------------------------------------------
# MONITOR PROVISION
#------------------------------------------------------------------------------
# - install - #
exporter_install: none                        # none|yum|binary, none by default
exporter_repo_url: ''                         # if set, repo will be added to /etc/yum.repos.d/ before yum installation

# - collect - #
exporter_metrics_path: /metrics               # default metric path for pg related exporter

# - node exporter - #
node_exporter_enabled: true                   # setup node_exporter on instance
node_exporter_port: 9100                      # default port for node exporter
node_exporter_options: '--no-collector.softnet --collector.systemd --collector.ntp --collector.tcpstat --collector.processes'

# - pg exporter - #
pg_exporter_config: pg_exporter-demo.yaml     # default config files for pg_exporter
pg_exporter_enabled: true                     # setup pg_exporter on instance
pg_exporter_port: 9630                        # default port for pg exporter
pg_exporter_url: ''                           # optional, if not set, generate from reference parameters

# - pgbouncer exporter - #
pgbouncer_exporter_enabled: true              # setup pgbouncer_exporter on instance (if you don't have pgbouncer, disable it)
pgbouncer_exporter_port: 9631                 # default port for pgbouncer exporter
pgbouncer_exporter_url: ''                    # optional, if not set, generate from reference parameters