MXDB：MatrixDB演示

4节点的MatrixDB部署配置文件，使用一个Master与3对数据节点

  1. ---
  2. ######################################################################
  3. # File      :   pigsty.yml
  4. # Desc      :   Pigsty matrixdb 4-node exmaple file
  5. # Link      :   https://pigsty.cc/#/v-config
  6. # Ctime     :   2020-05-22
  7. # Mtime     :   2022-05-22
  8. # Copyright (C) 2018-2022 Ruohang Feng (rh@vonng.com)
  9. ######################################################################
  11. ######################################################################
  12. # 1. mx-mdw-1 : 10.10.10.10 (2 Core | 4GB)  mx-mdw-1(m)
  13. # 2. mx-sdw-1 : 10.10.10.11 (1 Core | 1GB)  mx-seg1-1(p) mx-seg2-2(r)
  14. # 3. mx-sdw-2 : 10.10.10.12 (1 Core | 1GB)  mx-seg2-1(p) mx-seg3-2(r)
  15. # 4. mx-sdw-3 : 10.10.10.13 (1 Core | 1GB)  mx-seg3-1(p) mx-seg1-2(r)
  16. ######################################################################
  18. all:
  20.   ##################################################################
  21.   #                            CLUSTERS                            #
  22.   ##################################################################
  23.   # meta nodes, nodes, pgsql, redis, pgsql clusters are defined as
  24.   # k:v pair inside `all.children`. Where the key is cluster name
  25.   # and value is cluster definition consist of two parts:
  26.   # `hosts`: cluster members ip and instance level variables
  27.   # `vars` : cluster level variables
  28.   ##################################################################
  29.   children:                           # groups definition
  32.     #================================================================#
  33.     #                  Meta Nodes: Admin Controller                  #
  34.     #================================================================#
  35.     meta:   # meta nodes are defined in this special group "meta"
  36.       vars:
  37.         meta_node: true               # mark this group as meta nodes
  38.         ansible_group_priority: 99    # overwrite with the highest priority
  40.         nginx_enabled:       true     # setup repo & underlying nginx
  41.         nameserver_enabled:  false    # setup dnsmasq
  42.         prometheus_enabled:  true     # setup prometheus
  43.         grafana_enabled:     true     # setup grafana
  44.         loki_enabled:        true     # setup loki
  45.         docker_enabled:      true     # setup docker
  46.         dcs_safeguard:       false    # protect dcs server from fat fingers
  48.       hosts:                          # add nodes to group 'meta'
  49.         10.10.10.10: { }
  50.         # 10.10.10.11: { nginx_enabled: false }
  51.         # 10.10.10.12: { nginx_enabled: false  }
  52.     #================================================================#
  55.     #================================================================#
  56.     #                        GPSQL Clusters                          #
  57.     #================================================================#
  59.     #----------------------------------#
  60.     # cluster: mx-mdw (gp master)
  61.     #----------------------------------#
  62.     mx-mdw:
  63.       hosts:
  64.         10.10.10.10: { pg_seq: 1, pg_role: primary , nodename: mx-mdw-1 }
  65.       vars:
  66.         gp_role: master          # this cluster is used as greenplum master
  67.         pg_shard: mx             # pgsql sharding name & gpsql deployment name
  68.         pg_cluster: mx-mdw       # this master cluster name is mx-mdw
  69.         pg_databases:
  70.           - { name: matrixmgr , extensions: [ { name: matrixdbts } ] }
  71.           - { name: meta }
  72.         pg_users:
  73.           - { name: meta , password: DBUser.Meta , pgbouncer: true }
  74.           - { name: dbuser_monitor , password: DBUser.Monitor , roles: [ dbrole_readonly ], superuser: true }
  76.         pgbouncer_enabled: true                # enable pgbouncer for greenplum master
  77.         pgbouncer_exporter_enabled: false      # enable pgbouncer_exporter for greenplum master
  78.         pg_exporter_params: 'host=127.0.0.1&sslmode=disable'  # use 127.0.0.1 as local monitor host
  80.     #----------------------------------#
  81.     # cluster: mx-sdw (gp master)
  82.     #----------------------------------#
  83.     mx-sdw:
  84.       hosts:
  85.         10.10.10.11:
  86.           nodename: mx-sdw-1        # greenplum segment node
  87.           pg_instances:             # greenplum segment instances
  88.             6000: { pg_cluster: mx-seg1, pg_seq: 1, pg_role: primary , pg_exporter_port: 9633 }
  89.             6001: { pg_cluster: mx-seg2, pg_seq: 2, pg_role: replica , pg_exporter_port: 9634 }
  90.         10.10.10.12:
  91.           nodename: mx-sdw-2
  92.           pg_instances:
  93.             6000: { pg_cluster: mx-seg2, pg_seq: 1, pg_role: primary , pg_exporter_port: 9633  }
  94.             6001: { pg_cluster: mx-seg3, pg_seq: 2, pg_role: replica , pg_exporter_port: 9634  }
  95.         10.10.10.13:
  96.           nodename: mx-sdw-3
  97.           pg_instances:
  98.             6000: { pg_cluster: mx-seg3, pg_seq: 1, pg_role: primary , pg_exporter_port: 9633 }
  99.             6001: { pg_cluster: mx-seg1, pg_seq: 2, pg_role: replica , pg_exporter_port: 9634 }
  100.       vars:
  101.         gp_role: segment               # these are nodes for gp segments
  102.         pg_shard: mx                   # pgsql sharding name & gpsql deployment name
  103.         pg_cluster: mx-sdw             # these segment clusters name is mx-sdw
  104.         pg_preflight_skip: true        # skip preflight check (since pg_seq & pg_role & pg_cluster not exists)
  105.         pg_exporter_config: pg_exporter_basic.yml                             # use basic config to avoid segment server crash
  106.         pg_exporter_params: 'options=-c%20gp_role%3Dutility&sslmode=disable'  # use gp_role = utility to connect to segments
  110.   ####################################################################
  111.   #                             VARS                                 #
  112.   ####################################################################
  113.   vars:                               # global variables
  114.     version: v1.5.1                # pigsty version string
  116.     #================================================================#
  117.     #                         VARS: INFRA                            #
  118.     #================================================================#
  120.     #-----------------------------------------------------------------
  121.     # CONNECT
  122.     #-----------------------------------------------------------------
  123.     # INSTANCE level ansible connect parameters
  124.     # ansible_user: vagrant           # which user to be used (when connecting to remote nodes)
  125.     # ansible_port: 22                # which port to be used (when connecting to remote nodes)
  126.     # ansible_host: meta              # ssh alias host name (when connecting to remote nodes)
  127.     # ansible_ssh_private_key_file: ~/.ssh/id_rsa            # ssh private key file
  128.     # ansible_ssh_common_args: '-o StrictHostKeyChecking=no' # ssh common args
  130.     proxy_env:                        # global proxy env when downloading packages
  131.       no_proxy: "localhost,127.0.0.1,10.0.0.0/8,192.168.0.0/16,*.pigsty,*.aliyun.com,mirrors.*,*.myqcloud.com,*.tsinghua.edu.cn"
  132.       # http_proxy:  # set your proxy here: e.g http://user:pass@proxy.xxx.com
  133.       # https_proxy: # set your proxy here: e.g http://user:pass@proxy.xxx.com
  134.       # all_proxy:   # set your proxy here: e.g http://user:pass@proxy.xxx.com
  136.     #-----------------------------------------------------------------
  137.     # CA
  138.     #-----------------------------------------------------------------
  139.     ca_method: create                 # create|copy|recreate
  140.     ca_subject: "/CN=root-ca"         # self-signed CA subject
  141.     ca_homedir: /ca                   # ca cert directory
  142.     ca_cert: ca.crt                   # ca public key/cert
  143.     ca_key: ca.key                    # ca private key
  145.     #-----------------------------------------------------------------
  146.     # NGINX
  147.     #-----------------------------------------------------------------
  148.     nginx_enabled: true               # build local repo on this node
  149.     nginx_port: 80                    # repo listen address, must same as repo_address
  150.     nginx_home: /www                  # default repo home dir
  152.     nginx_upstream:                   # domain names and upstream servers
  153.       - { name: home         , domain: pigsty     , endpoint: "10.10.10.10:80"   }
  154.       - { name: grafana      , domain: g.pigsty   , endpoint: "10.10.10.10:3000" }
  155.       - { name: loki         , domain: l.pigsty   , endpoint: "10.10.10.10:3100" }
  156.       - { name: prometheus   , domain: p.pigsty   , endpoint: "10.10.10.10:9090" }
  157.       - { name: alertmanager , domain: a.pigsty   , endpoint: "10.10.10.10:9093" }
  158.       - { name: consul       , domain: c.pigsty   , endpoint: "127.0.0.1:8500"   }
  159.       - { name: matrixdb     , domain: mx.pigsty  , endpoint: "127.0.0.1:8240"   }
  161.     nginx_indexes:                    # application nav links on home page
  162.       - { name: MatrixDB , url : 'http://mx.pigsty' , comment: 'MatrixDB Installer' }
  163.       - { name: Explain  , url : '/pev2'   , comment: 'postgres explain visualizer' }
  164.       - { name: Package  , url : '/pigsty' , comment: 'local yum repo packages'     }
  165.       - { name: PG Logs  , url : '/logs'   , comment: 'postgres raw csv logs'       }
  166.       - { name: Schemas  , url : '/schema' , comment: 'schemaspy summary report'    }
  167.       - { name: Reports  , url : '/report' , comment: 'pgbadger summary report'     }
  169.     #-----------------------------------------------------------------
  170.     # REPO
  171.     #-----------------------------------------------------------------
  172.     repo_name: pigsty                 # repo name, pigsty by default
  173.     repo_address: pigsty              # external address to this repo (ip:port or url)
  174.     repo_rebuild: false               # force re-download packages
  175.     repo_remove: true                 # remove existing upstream repo
  176.     repo_upstreams:                   # where to download packages?
  177.       - name: base
  178.         description: CentOS-$releasever - Base
  179.         gpgcheck: no
  180.         baseurl:
  181.           - https://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/os/$basearch/
  182.           - http://mirrors.aliyun.com/centos/$releasever/os/$basearch/
  183.           - http://mirror.centos.org/centos/$releasever/os/$basearch/
  184.       - name: updates
  185.         description: CentOS-$releasever - Updates
  186.         gpgcheck: no
  187.         baseurl:
  188.           - https://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/updates/$basearch/
  189.           - http://mirrors.aliyun.com/centos/$releasever/updates/$basearch/
  190.           - http://mirror.centos.org/centos/$releasever/updates/$basearch/
  191.       - name: extras
  192.         description: CentOS-$releasever - Extras
  193.         baseurl:
  194.           - https://mirrors.tuna.tsinghua.edu.cn/centos/$releasever/extras/$basearch/
  195.           - http://mirrors.aliyun.com/centos/$releasever/extras/$basearch/
  196.           - http://mirror.centos.org/centos/$releasever/extras/$basearch/
  197.         gpgcheck: no
  198.       - name: epel
  199.         description: CentOS $releasever - epel
  200.         gpgcheck: no
  201.         baseurl:
  202.           - https://mirrors.tuna.tsinghua.edu.cn/epel/$releasever/$basearch
  203.           - http://mirrors.aliyun.com/epel/$releasever/$basearch
  204.           - http://download.fedoraproject.org/pub/epel/$releasever/$basearch
  205.       - name: grafana
  206.         description: Grafana Official Yum Repo
  207.         enabled: yes
  208.         gpgcheck: no
  209.         baseurl:
  210.           - https://mirrors.tuna.tsinghua.edu.cn/grafana/yum/rpm
  211.           - https://packages.grafana.com/oss/rpm
  212.       - name: prometheus
  213.         description: Prometheus and exporters
  214.         gpgcheck: no
  215.         baseurl: https://packagecloud.io/prometheus-rpm/release/el/$releasever/$basearch
  216.       - name: pgdg-common
  217.         description: PostgreSQL common RPMs for RHEL/CentOS $releasever - $basearch
  218.         gpgcheck: no
  219.         baseurl:
  220.           - http://mirrors.tuna.tsinghua.edu.cn/postgresql/repos/yum/common/redhat/rhel-$releasever-$basearch
  221.           - https://download.postgresql.org/pub/repos/yum/common/redhat/rhel-$releasever-$basearch
  222.       - name: pgdg14
  223.         description: PostgreSQL 14 for RHEL/CentOS $releasever - $basearch
  224.         gpgcheck: no
  225.         baseurl:
  226.           - https://mirrors.tuna.tsinghua.edu.cn/postgresql/repos/yum/14/redhat/rhel-$releasever-$basearch
  227.           - https://download.postgresql.org/pub/repos/yum/14/redhat/rhel-$releasever-$basearch
  228.       - name: timescaledb
  229.         description: TimescaleDB for RHEL/CentOS $releasever - $basearch
  230.         gpgcheck: no
  231.         baseurl:
  232.           - https://packagecloud.io/timescale/timescaledb/el/7/$basearch
  233.       - name: centos-sclo
  234.         description: CentOS-$releasever - SCLo
  235.         gpgcheck: no
  236.         #mirrorlist: http://mirrorlist.centos.org?arch=$basearch&release=$releasever&repo=sclo-sclo
  237.         baseurl: http://mirrors.aliyun.com/centos/$releasever/sclo/$basearch/sclo/
  238.       - name: centos-sclo-rh
  239.         description: CentOS-$releasever - SCLo rh
  240.         gpgcheck: no
  241.         #mirrorlist: http://mirrorlist.centos.org?arch=$basearch&release=7&repo=sclo-rh
  242.         baseurl: http://mirrors.aliyun.com/centos/$releasever/sclo/$basearch/rh/
  243.       - name: nginx
  244.         description: Nginx Official Yum Repo
  245.         skip_if_unavailable: true
  246.         gpgcheck: no
  247.         baseurl: http://nginx.org/packages/centos/$releasever/$basearch/
  248.       - name: harbottle               # for latest consul & kubernetes
  249.         description: Copr repo for main owned by harbottle
  250.         skip_if_unavailable: true
  251.         gpgcheck: no
  252.         baseurl: https://download.copr.fedorainfracloud.org/results/harbottle/main/epel-$releasever-$basearch/
  253.       - name: pg_probackup            # for pg_probackup
  254.         description: PG_PROBACKUP Centos packages for PostgresPro Standard and Enterprise - $basearch
  255.         skip_if_unavailable: true
  256.         gpgcheck: no
  257.         baseurl: https://repo.postgrespro.ru/pg_probackup-forks/rpm/latest/centos-$releasever-$basearch
  258.       - name: docker-ce               # for latest docker
  259.         description: Docker CE Stable - $basearch
  260.         skip_if_unavailable: true
  261.         gpgcheck: no
  262.         baseurl:
  263.           - https://mirrors.aliyun.com/docker-ce/linux/centos/$releasever/$basearch/stable
  264.           - https://download.docker.com/linux/centos/$releasever/$basearch/stable
  266.     repo_packages:                    # which packages to be included                                                    #  what to download #
  267.       - epel-release nginx wget yum-utils yum createrepo sshpass zip unzip                                              # ----  boot   ---- #
  268.       - ntp chrony uuid lz4 bzip2 nc pv jq vim-enhanced make patch bash lsof wget git tuned perf ftp lrzsz rsync        # ----  node   ---- #
  269.       - numactl grubby sysstat dstat iotop bind-utils net-tools tcpdump socat ipvsadm telnet ca-certificates keepalived # ----- utils ----- #
  270.       - readline zlib openssl openssh-clients libyaml libxml2 libxslt libevent perl perl-devel perl-ExtUtils*           # ---  deps:pg  --- #
  271.       - readline-devel zlib-devel uuid-devel libuuid-devel libxml2-devel libxslt-devel openssl-devel libicu-devel       # --- deps:devel -- #
  272.       - grafana prometheus2 pushgateway alertmanager mtail consul consul_exporter consul-template etcd dnsmasq          # -----  meta ----- #
  273.       - node_exporter nginx_exporter blackbox_exporter redis_exporter                                                   # ---- exporter --- #
  274.       - ansible python python-pip python-psycopg2                                                                       # - ansible & py3 - #
  275.       - python3 python3-psycopg2 python36-requests python3-etcd python3-consul python36-urllib3 python36-idna python36-pyOpenSSL python36-cryptography
  276.       - patroni patroni-consul patroni-etcd pgbouncer pg_cli pgbadger pg_activity tail_n_mail                           # -- pgsql common - #
  277.       - pgcenter boxinfo check_postgres emaj pgbconsole pg_bloat_check pgquarrel barman barman-cli pgloader pgFormatter pitrery pspg pgxnclient PyGreSQL
  278.       - postgresql14* postgis32_14* citus_14* pglogical_14* timescaledb-2-postgresql-14 pg_repack_14 wal2json_14        # -- pg14 packages -#
  279.       - pg_qualstats_14 pg_stat_kcache_14 pg_stat_monitor_14 pg_top_14 pg_track_settings_14 pg_wait_sampling_14 pg_probackup-std-14
  280.       - pg_statement_rollback_14 system_stats_14 plproxy_14 plsh_14 pldebugger_14 plpgsql_check_14 pgmemcache_14 # plr_14
  281.       - mysql_fdw_14 ogr_fdw_14 tds_fdw_14 sqlite_fdw_14 firebird_fdw_14 hdfs_fdw_14 mongo_fdw_14 osm_fdw_14 pgbouncer_fdw_14
  282.       - hypopg_14 geoip_14 rum_14 hll_14 ip4r_14 prefix_14 pguri_14 tdigest_14 topn_14 periods_14
  283.       - bgw_replstatus_14 count_distinct_14 credcheck_14 ddlx_14 extra_window_functions_14 logerrors_14 mysqlcompat_14 orafce_14
  284.       - repmgr_14 pg_auth_mon_14 pg_auto_failover_14 pg_background_14 pg_bulkload_14 pg_catcheck_14 pg_comparator_14
  285.       - pg_cron_14 pg_fkpart_14 pg_jobmon_14 pg_partman_14 pg_permissions_14 pg_prioritize_14 pgagent_14
  286.       - pgaudit16_14 pgauditlogtofile_14 pgcryptokey_14 pgexportdoc_14 pgfincore_14 pgimportdoc_14 powa_14 pgmp_14 pgq_14
  287.       - pgquarrel-0.7.0-1 pgsql_tweaks_14 pgtap_14 pgtt_14 postgresql-unit_14 postgresql_anonymizer_14 postgresql_faker_14
  288.       - safeupdate_14 semver_14 set_user_14 sslutils_14 table_version_14 # pgrouting_14 osm2pgrouting_14
  289.       - clang coreutils diffutils rpm-build rpm-devel rpmlint rpmdevtools bison flex # gcc gcc-c++                      # - build utils - #
  290.       - docker-ce docker-compose kubelet kubectl kubeadm kubernetes-cni helm                                            # - cloud native- #
  291.       - ed mlocate parted krb5-devel apr apr-util audit parquet-libs-3.0.0 arrow-libs-3.0.0                             # --- deps:gpsql -- #
  293.     repo_url_packages:                # extra packages from url
  294.       - https://github.com/Vonng/loki-rpm/releases/download/v2.5.0/loki-2.5.0.x86_64.rpm
  295.       - https://github.com/Vonng/loki-rpm/releases/download/v2.5.0/promtail-2.5.0.x86_64.rpm
  296.       - https://github.com/Vonng/pg_exporter/releases/download/v0.5.0/pg_exporter-0.5.0.x86_64.rpm
  297.       - https://github.com/cybertec-postgresql/vip-manager/releases/download/v1.0.2/vip-manager-1.0.2-1.x86_64.rpm
  298.       - https://github.com/Vonng/haproxy-rpm/releases/download/v2.5.7/haproxy-2.5.7-1.el7.x86_64.rpm
  299.       - https://github.com/Vonng/pigsty-pkg/releases/download/misc/redis-6.2.7-1.el7.remi.x86_64.rpm
  300.       - https://github.com/dalibo/pev2/releases/download/v0.24.0/pev2.tar.gz
  301.       - https://github.com/Vonng/pigsty-pkg/releases/download/misc/polysh-0.4-1.noarch.rpm
  302.       - https://github.com/greenplum-db/gpdb/releases/download/6.20.3/open-source-greenplum-db-6.20.3-rhel7-x86_64.rpm  # -- gpsql --#
  303.       - https://github.com/Vonng/pigsty-pkg/releases/download/misc/matrixdb-4.4.0.community-1.el7.x86_64.rpm            # - matrix - #
  305.     #-----------------------------------------------------------------
  306.     # NAMESERVER
  307.     #-----------------------------------------------------------------
  308.     nameserver_enabled: false         # setup dnsmasq
  309.     dns_records:                      # dynamic dns record resolved by dnsmasq
  310.       - 10.10.10.2  pg-meta           # sandbox vip for pg-meta
  311.       - 10.10.10.3  pg-test           # sandbox vip for pg-test
  312.       - 10.10.10.10 pg-meta-1         # sandbox instance pg-meta-1
  313.       - 10.10.10.11 pg-test-1         # sandbox instance node-1
  314.       - 10.10.10.12 pg-test-2         # sandbox instance node-2
  315.       - 10.10.10.13 pg-test-3         # sandbox instance node-3
  317.     #-----------------------------------------------------------------
  318.     # PROMETHEUS
  319.     #-----------------------------------------------------------------
  320.     prometheus_enabled: true          # setup prometheus
  321.     prometheus_data_dir: /data/prometheus/data
  322.     prometheus_options: '--storage.tsdb.retention=15d'
  323.     prometheus_reload: false          # reload prometheus instead of recreate it?
  324.     prometheus_sd_method: static      # service discovery method: static|consul
  325.     prometheus_sd_interval: 5s        # service discovery refresh interval
  326.     prometheus_scrape_interval: 10s   # global scrape & evaluation interval
  327.     prometheus_scrape_timeout: 8s     # scrape timeout
  329.     #-----------------------------------------------------------------
  330.     # EXPORTER
  331.     #-----------------------------------------------------------------
  332.     exporter_install: none            # none|yum|binary, none by default
  333.     exporter_repo_url: ''             # if set, repo will be added to /etc/yum.repos.d/
  334.     exporter_metrics_path: /metrics   # default metric path for pg related exporter
  336.     #-----------------------------------------------------------------
  337.     # GRAFANA
  338.     #-----------------------------------------------------------------
  339.     grafana_enabled: true             # enable grafana? only works on meta nodes
  340.     grafana_endpoint: http://10.10.10.10:3000     # grafana endpoint url
  341.     grafana_admin_username: admin     # default grafana admin username
  342.     grafana_admin_password: pigsty    # default grafana admin password
  343.     grafana_database: sqlite3         # default grafana database type: sqlite3|postgres
  344.     grafana_pgurl: postgres://dbuser_grafana:DBUser.Grafana@meta:5436/grafana
  346.     grafana_plugin_method: install    # none|install|always, none will skip plugin install
  347.     grafana_plugin_cache: /www/pigsty/plugins.tgz # path to grafana plugins cache tarball
  348.     grafana_plugin_list:              # plugins that will be downloaded via grafana-cli
  349.       - marcusolsson-csv-datasource
  350.       - marcusolsson-json-datasource
  351.       - marcusolsson-treemap-panel
  352.     grafana_plugin_git:               # plugins that will be downloaded via git
  353.       - https://github.com/Vonng/vonng-echarts-panel
  356.     #-----------------------------------------------------------------
  357.     # LOKI
  358.     #-----------------------------------------------------------------
  359.     loki_enabled: true                # enable loki? only works on meta nodes
  360.     loki_clean: false                 # whether remove existing loki data
  361.     loki_endpoint: http://10.10.10.10:3100/loki/api/v1/push # where to push data
  362.     loki_options: '-config.file=/etc/loki.yml -config.expand-env=true'
  363.     loki_data_dir: /data/loki         # default loki data dir
  364.     loki_retention: 15d               # log retention period
  366.     #-----------------------------------------------------------------
  367.     # DCS
  368.     #-----------------------------------------------------------------
  369.     dcs_name: pigsty                  # consul dc name
  370.     dcs_servers:                      # dcs server dict in name:ip format
  371.       meta-1: 10.10.10.10             # using existing external dcs cluster is recommended for HA
  372.       # meta-2: 10.10.10.11           # node with ip in dcs_servers will be initialized as dcs servers
  373.       # meta-3: 10.10.10.12           # it's recommend to reuse meta nodes as dcs servers if no ad hoc cluster available
  374.     dcs_registry: consul              # where to register services: none | consul | etcd | both
  375.     dcs_safeguard: false              # if true, running dcs will NOT be removed
  376.     dcs_clean: true                   # if true, running dcs will be purged during node init, DANGEROUS
  378.     #-----------------------------------------------------------------
  379.     # CONSUL
  380.     #-----------------------------------------------------------------
  381.     consul_enabled: true              # enable consul server/agent by default?
  382.     consul_data_dir: /data/consul     # consul data dir (/data/consul by default)
  384.     #-----------------------------------------------------------------
  385.     # ETCD
  386.     #-----------------------------------------------------------------
  387.     etcd_enabled: true                # enable etcd server by default?
  388.     etcd_data_dir: /data/etcd         # etcd data dir (/data/etcd by default)
  391.     #================================================================#
  392.     #                         VARS: NODES                            #
  393.     #================================================================#
  394.     # global variables for nodes (including meta)
  396.     #-----------------------------------------------------------------
  397.     # NODE_IDENTITY
  398.     #-----------------------------------------------------------------
  399.     meta_node: false                  # node with meta_node flag will be marked as admin node
  400.     # nodename:          # [OPTIONAL] # node instance identity, used as `ins`, hostname by default
  401.     node_cluster: nodes  # [OPTIONAL] # node cluster identity, used as `cls`, 'nodes' by default
  402.     nodename_overwrite: true          # overwrite node's hostname with nodename?
  403.     nodename_exchange: true           # exchange nodename among play hosts?
  405.     #-----------------------------------------------------------------
  406.     # NODE_DNS
  407.     #-----------------------------------------------------------------
  408.     node_etc_hosts_default:           # static dns records in /etc/hosts
  409.       - 10.10.10.10 meta pigsty p.pigsty g.pigsty a.pigsty c.pigsty l.pigsty
  410.       - 10.10.10.10 api.pigsty adm.pigsty cli.pigsty ddl.pigsty lab.pigsty git.pigsty sss.pigsty
  411.     node_etc_hosts: []                # extra static dns records in /etc/hosts
  413.     node_dns_method: add              # add (default) | none (skip) | overwrite (remove old settings)
  414.     node_dns_servers:                 # dynamic nameserver in /etc/resolv.conf
  415.       - 10.10.10.10
  416.     node_dns_options:                 # dns resolv options
  417.       - options single-request-reopen timeout:1 rotate
  418.       - domain service.consul
  420.     #-----------------------------------------------------------------
  421.     # NODE_REPO
  422.     #-----------------------------------------------------------------
  423.     node_repo_method: local           # none|local: ad local repo|public: add upstream directly
  424.     node_repo_remove: true            # remove existing repo on nodes?
  425.     node_repo_local_urls:             # list local repo url, if node_repo_method = local
  426.       - http://pigsty/pigsty.repo
  427.       - http://pigsty/matrix.repo
  429.     node_packages: [ ]                # extra packages for all nodes
  430.     node_packages_default:            # common packages for all nodes
  431.       - wget,sshpass,ntp,chrony,tuned,uuid,lz4,make,patch,bash,lsof,wget,unzip,git,ftp,vim-minimal,ca-certificates
  432.       - numactl,grubby,sysstat,dstat,iotop,bind-utils,net-tools,tcpdump,socat,ipvsadm,telnet,tuned,nc,pv,jq,perf
  433.       - readline,zlib,openssl,openssl-libs,openssh-clients,python3,python36-requests,node_exporter,consul,etcd,promtail
  434.     node_packages_meta:               # extra packages for meta nodes
  435.       - grafana,prometheus2,alertmanager,loki,nginx_exporter,blackbox_exporter,pushgateway,redis,postgresql14
  436.       - nginx,ansible,pgbadger,python-psycopg2,dnsmasq,coreutils,diffutils,polysh,docker-ce,docker-compose
  437.     node_packages_meta_pip: jupyterlab
  439.     #-----------------------------------------------------------------
  440.     # NODE_TUNE
  441.     #-----------------------------------------------------------------
  442.     node_disable_firewall: true       # disable firewall
  443.     node_disable_selinux: true        # disable selinux
  444.     node_disable_numa: false          # disable numa (node reboot required)
  445.     node_disable_swap: false          # disable swap, use with caution
  446.     node_static_network: true         # keep dns resolver settings after reboot
  447.     node_disk_prefetch: false         # setup disk prefetch on HDD to increase performance
  448.     node_kernel_modules: [ softdog, br_netfilter, ip_vs, ip_vs_rr, ip_vs_rr, ip_vs_wrr, ip_vs_sh ]
  449.     node_tune: tiny                   # install and activate tuned profile: none|oltp|olap|crit|tiny
  450.     node_sysctl_params: { }           # set additional sysctl parameters, k:v format
  452.     #-----------------------------------------------------------------
  453.     # NODE_ADMIN
  454.     #-----------------------------------------------------------------
  455.     node_data_dir: /data              # main data directory
  456.     node_admin_enabled: true          # create a default admin user defined by `node_admin_*` ?
  457.     node_admin_uid: 88                # uid and gid for this admin user
  458.     node_admin_username: dba          # name of this admin user, dba by default
  459.     node_admin_ssh_exchange: true     # exchange admin ssh key among each pgsql cluster ?
  460.     node_admin_pk_current: true       # add current user's ~/.ssh/id_rsa.pub to admin authorized_keys ?
  461.     node_admin_pk_list:               # ssh public keys to be added to admin user (REPLACE WITH YOURS!)
  462.       - 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQC7IMAMNavYtWwzAJajKqwdn3ar5BhvcwCnBTxxEkXhGlCO2vfgosSAQMEflfgvkiI5nM1HIFQ8KINlx1XLO7SdL5KdInG5LIJjAFh0pujS4kNCT9a5IGvSq1BrzGqhbEcwWYdju1ZPYBcJm/MG+JD0dYCh8vfrYB/cYMD0SOmNkQ== vagrant@pigsty.com'
  464.     #-----------------------------------------------------------------
  465.     # NODE_TIME
  466.     #-----------------------------------------------------------------
  467.     node_timezone: Asia/Hong_Kong     # default node timezone, empty will not change
  468.     node_ntp_enabled: true            # enable ntp service? false will leave ntp service untouched
  469.     node_ntp_service: ntp             # ntp service provider: ntp|chrony
  470.     node_ntp_servers:                 # default NTP servers
  471.       - pool cn.pool.ntp.org iburst
  472.       - pool pool.ntp.org iburst
  473.       - pool time.pool.aliyun.com iburst
  474.       - server 10.10.10.10 iburst
  475.       - server ntp.tuna.tsinghua.edu.cn iburst
  476.     node_crontab_overwrite: true      # true will overwrite /etc/crontab, false will append crontab
  477.     node_crontab: [ ]                 # crontab entries in /etc/crontab
  479.     #-----------------------------------------------------------------
  480.     # DOCKER
  481.     #-----------------------------------------------------------------
  482.     docker_enabled: false             # enable docker on all nodes? (you can enable them on meta nodes only)
  483.     docker_cgroups_driver: systemd    # docker cgroup fs driver
  484.     docker_registry_mirrors: []       # docker registry mirror
  485.     docker_image_cache: /tmp/docker.tgz # docker images tarball to be loaded if exists
  487.     #-----------------------------------------------------------------
  488.     # NODE_EXPORTER
  489.     #-----------------------------------------------------------------
  490.     node_exporter_enabled: true       # setup node_exporter on instance
  491.     node_exporter_port: 9100          # default port for node exporter
  492.     node_exporter_options: '--no-collector.softnet --no-collector.nvme --collector.ntp --collector.tcpstat --collector.processes'
  494.     #-----------------------------------------------------------------
  495.     # PROMTAIL
  496.     #-----------------------------------------------------------------
  497.     promtail_enabled: true            # enable promtail logging collector?
  498.     promtail_clean: false             # remove promtail status file? false by default
  499.     promtail_port: 9080               # default listen address for promtail
  500.     promtail_options: '-config.file=/etc/promtail.yml -config.expand-env=true'
  501.     promtail_positions: /var/log/positions.yaml   # position status for promtail
  504.     #================================================================#
  505.     #                         VARS: PGSQL                            #
  506.     #================================================================#
  508.     #-----------------------------------------------------------------
  509.     # PG_IDENTITY
  510.     #-----------------------------------------------------------------
  511.     # pg_cluster:                     # <CLUSTER>  <REQUIRED>  : pgsql cluster name
  512.     # pg_role: replica                # <INSTANCE> <REQUIRED>  : pg role : primary, replica, offline
  513.     # pg_seq: 0                       # <INSTANCE> <REQUIRED>  : instance seq number
  514.     # pg_instances: {}                # <INSTANCE>             : define multiple pg instances on node, used by monly & gpsql
  515.     # pg_upstream:                    # <INSTANCE>             : replication upstream ip addr
  517.     # pg_shard:                       # <CLUSTER>              : pgsql shard name
  518.     # pg_sindex: 0                    # <CLUSTER>              : pgsql shard index
  519.     # gp_role: master                 # <CLUSTER>              : gpsql role, master or segment
  521.     pg_offline_query: false           # <INSTANCE> [FLAG] set to true to enable offline query on this instance (instance level)
  522.     pg_backup: false                  # <INSTANCE> [FLAG] store base backup on this node (instance level, reserved)
  523.     pg_weight: 100                    # <INSTANCE> [FLAG] default load balance weight (instance level)
  524.     pg_hostname: true                 # [FLAG] reuse postgres identity name as node identity?
  525.     pg_preflight_skip: false          # [FLAG] skip preflight identity check
  527.     #-----------------------------------------------------------------
  528.     # PG_BUSINESS
  529.     #-----------------------------------------------------------------
  530.     # overwrite these variables on <CLUSTER> level
  531.     pg_users: []                      # business users
  532.     pg_databases: []                  # business databases
  533.     pg_services_extra: []             # extra services
  534.     pg_hba_rules_extra: []            # extra hba rules
  535.     pgbouncer_hba_rules_extra: []     # extra pgbouncer hba rules
  537.     # WARNING: change these in production environment!
  538.     pg_admin_username: mxadmin
  539.     pg_admin_password: mxadmin
  540.     pg_monitor_username: mxadmin
  541.     pg_monitor_password: mxadmin
  542.     pg_replication_username: mxadmin
  543.     pg_replication_password: mxadmin
  545.     #-----------------------------------------------------------------
  546.     # PG_INSTALL
  547.     #-----------------------------------------------------------------
  548.     pg_dbsu: postgres                 # os user for database, postgres by default (unwise to change it)
  549.     pg_dbsu_uid: 26                   # os dbsu uid and gid, 26 for default postgres users and groups
  550.     pg_dbsu_sudo: limit               # dbsu sudo privilege: none|limit|all|nopass, limit by default
  551.     pg_dbsu_home: /var/lib/pgsql      # postgresql home directory
  552.     pg_dbsu_ssh_exchange: true        # exchange postgres dbsu ssh key among same cluster ?
  553.     pg_version: 14                    # default postgresql version to be installed
  554.     pgdg_repo: false                  # add pgdg official repo before install (in case of no local repo available)
  555.     pg_add_repo: false                # add postgres relate repo before install ?
  556.     pg_bin_dir: /usr/pgsql/bin        # postgres binary dir, default is /usr/pgsql/bin, which use /usr/pgsql -> /usr/pgsql-{ver}
  557.     pg_packages:                      # postgresql related packages. `${pg_version} will be replaced by `pg_version`
  558.       - postgresql${pg_version}*      # postgresql kernel packages
  559.       - postgis32_${pg_version}*      # postgis
  560.       - citus_${pg_version}*          # citus
  561.       - timescaledb-2-postgresql-${pg_version}    # timescaledb
  562.       - pgbouncer pg_exporter pgbadger pg_activity node_exporter consul haproxy vip-manager
  563.       - patroni patroni-consul patroni-etcd python3 python3-psycopg2 python36-requests python3-etcd
  564.       - python3-consul python36-urllib3 python36-idna python36-pyOpenSSL python36-cryptography
  565.     pg_extensions:                   # postgresql extensions, `${pg_version} will be replaced by actual `pg_version`
  566.       - pg_repack_${pg_version} pg_qualstats_${pg_version} pg_stat_kcache_${pg_version} pg_stat_monitor_${pg_version} wal2json_${pg_version}
  567.     # - ogr_fdw${pg_version} mysql_fdw_${pg_version} redis_fdw_${pg_version} mongo_fdw${pg_version} hdfs_fdw_${pg_version}
  568.     # - count_distinct${version}  ddlx_${version}  geoip${version}  orafce${version}
  569.     # - hypopg_${version}  ip4r${version}  jsquery_${version}  logerrors_${version}  periods_${version}  pg_auto_failover_${version}  pg_catcheck${version}
  570.     # - pg_fkpart${version}  pg_jobmon${version}  pg_partman${version}  pg_prioritize_${version}  pg_track_settings${version}  pgaudit15_${version}
  571.     # - pgcryptokey${version}  pgexportdoc${version}  pgimportdoc${version}  pgmemcache-${version}  pgmp${version}  pgq-${version}  pgquarrel pgrouting_${version}
  572.     # - pguint${version}  pguri${version}  prefix${version}   safeupdate_${version}  semver${version}   table_version${version}  tdigest${version}
  574.     #-----------------------------------------------------------------
  575.     # PG_BOOTSTRAP
  576.     #-----------------------------------------------------------------
  577.     pg_safeguard: false               # true will disable pg_clean at all, even for pgsql-remove.yml
  578.     pg_clean: true                    # true will clean running postgres during pgsql init (DANGEROUS)
  579.     pg_data: /pg/data                 # postgres data directory (soft link)
  580.     pg_fs_main: /data                 # primary data disk mount point   /pg   -> {{ pg_fs_main }}/postgres/{{ pg_instance }}
  581.     pg_fs_bkup: /data/backups         # backup disk mount point         /pg/* -> {{ pg_fs_bkup }}/postgres/{{ pg_instance }}/*
  582.     pg_dummy_filesize: 64MiB          # /pg/dummy hold some disk space for emergency use
  583.     pg_listen: '0.0.0.0'              # postgres listen address, '0.0.0.0' (all ipv4 addr) by default
  584.     pg_port: 5432                     # postgres port, 5432 by default
  585.     pg_localhost: /var/run/postgresql # localhost unix socket dir for connection
  586.     patroni_enabled: true             # if not enabled, no postgres cluster will be created
  587.     patroni_mode: default             # pause|default|remove
  588.     pg_dcs_type: consul               # which dcs to use: consul or etcd or raft
  589.     pg_namespace: /pg                 # top level key namespace in dcs
  590.     patroni_port: 8008                # default patroni port
  591.     patroni_watchdog_mode: automatic  # watchdog mode: off|automatic|required
  592.     pg_conf: tiny.yml                 # pgsql template:  {oltp|olap|crit|tiny}.yml
  593.     pg_libs: 'timescaledb, pg_stat_statements, auto_explain'  # extensions to be loaded
  594.     pg_delay: 0                       # apply delay for standby cluster leader
  595.     pg_checksum: false                # enable data checksum by default
  596.     pg_encoding: UTF8                 # database cluster encoding, UTF8 by default
  597.     pg_locale: C                      # database cluster local, C by default
  598.     pg_lc_collate: C                  # database cluster collate, C by default
  599.     pg_lc_ctype: en_US.UTF8           # database character type, en_US.UTF8 by default (for i18n full-text search)
  600.     pgbouncer_enabled: false          # if not enabled, pgbouncer will not be created
  601.     pgbouncer_port: 6432              # pgbouncer port, 6432 by default
  602.     pgbouncer_poolmode: session       # pooling mode: session|transaction|statement, transaction pooling by default
  603.     pgbouncer_max_db_conn: 100        # max connection to single database, DO NOT set this larger than postgres max conn or db connlimit
  605.     #-----------------------------------------------------------------
  606.     # PG_PROVISION
  607.     #-----------------------------------------------------------------
  608.     pg_provision: false               # whether provisioning postgres cluster
  609.     pg_init: pg-init                  # init script for cluster template
  611.     pg_default_roles:
  612.       - { name: dbrole_readonly  , login: false , comment: role for global read-only access  }                            # production read-only role
  613.       - { name: dbrole_readwrite , login: false , roles: [dbrole_readonly], comment: role for global read-write access }  # production read-write role
  614.       - { name: dbrole_offline , login: false , comment: role for restricted read-only access (offline instance) }        # restricted-read-only role
  615.       - { name: dbrole_admin , login: false , roles: [pg_monitor, dbrole_readwrite] , comment: role for object creation }  # production DDL change role
  616.       - { name: postgres , superuser: true , comment: system superuser }                             # system dbsu, name is designated by `pg_dbsu`
  617.       - { name: dbuser_dba , superuser: true , roles: [dbrole_admin] , comment: system admin user }  # admin dbsu, name is designated by `pg_admin_username`
  618.       - { name: replicator , replication: true , bypassrls: true , roles: [pg_monitor, dbrole_readonly] , comment: system replicator }                   # replicator
  619.       - { name: dbuser_monitor , roles: [pg_monitor, dbrole_readonly] , comment: system monitor user , parameters: {log_min_duration_statement: 1000 } } # monitor user
  620.       - { name: dbuser_stats , password: DBUser.Stats , roles: [dbrole_offline] , comment: business offline user for offline queries and ETL }           # ETL user
  621.     pg_default_privileges:            # - privileges - #
  622.       - GRANT USAGE                         ON SCHEMAS   TO dbrole_readonly
  623.       - GRANT SELECT                        ON TABLES    TO dbrole_readonly
  624.       - GRANT SELECT                        ON SEQUENCES TO dbrole_readonly
  625.       - GRANT EXECUTE                       ON FUNCTIONS TO dbrole_readonly
  626.       - GRANT USAGE                         ON SCHEMAS   TO dbrole_offline
  627.       - GRANT SELECT                        ON TABLES    TO dbrole_offline
  628.       - GRANT SELECT                        ON SEQUENCES TO dbrole_offline
  629.       - GRANT EXECUTE                       ON FUNCTIONS TO dbrole_offline
  630.       - GRANT INSERT, UPDATE, DELETE        ON TABLES    TO dbrole_readwrite
  631.       - GRANT USAGE, UPDATE                 ON SEQUENCES TO dbrole_readwrite
  632.       - GRANT TRUNCATE, REFERENCES, TRIGGER ON TABLES    TO dbrole_admin
  633.       - GRANT CREATE                        ON SCHEMAS   TO dbrole_admin
  634.     pg_default_schemas: [ monitor ]   # default schemas to be created
  635.     pg_default_extensions:            # default extensions to be created
  636.       - { name: 'pg_stat_statements', schema: 'monitor' }
  637.       - { name: 'pgstattuple',        schema: 'monitor' }
  638.       - { name: 'pg_qualstats',       schema: 'monitor' }
  639.       - { name: 'pg_buffercache',     schema: 'monitor' }
  640.       - { name: 'pageinspect',        schema: 'monitor' }
  641.       - { name: 'pg_prewarm',         schema: 'monitor' }
  642.       - { name: 'pg_visibility',      schema: 'monitor' }
  643.       - { name: 'pg_freespacemap',    schema: 'monitor' }
  644.       - { name: 'pg_repack',          schema: 'monitor' }
  645.       - name: postgres_fdw
  646.       - name: file_fdw
  647.       - name: btree_gist
  648.       - name: btree_gin
  649.       - name: pg_trgm
  650.       - name: intagg
  651.       - name: intarray
  653.     pg_reload: true                   # reload postgres after hba changes
  654.     pg_hba_rules:                     # postgres host-based authentication rules
  655.       - title: allow meta node password access
  656.         role: common
  657.         rules:
  658.           - host    all     all                         10.10.10.10/32      md5
  659.       - title: allow intranet admin password access
  660.         role: common
  661.         rules:
  662.           - host    all     +dbrole_admin               10.0.0.0/8          md5
  663.           - host    all     +dbrole_admin               172.16.0.0/12       md5
  664.           - host    all     +dbrole_admin               192.168.0.0/16      md5
  665.       - title: allow intranet password access
  666.         role: common
  667.         rules:
  668.           - host    all             all                 10.0.0.0/8          md5
  669.           - host    all             all                 172.16.0.0/12       md5
  670.           - host    all             all                 192.168.0.0/16      md5
  671.       - title: allow local read/write (local production user via pgbouncer)
  672.         role: common
  673.         rules:
  674.           - local   all     +dbrole_readonly                                md5
  675.           - host    all     +dbrole_readonly           127.0.0.1/32         md5
  676.       - title: allow offline query (ETL,SAGA,Interactive) on offline instance
  677.         role: offline
  678.         rules:
  679.           - host    all     +dbrole_offline               10.0.0.0/8        md5
  680.           - host    all     +dbrole_offline               172.16.0.0/12     md5
  681.           - host    all     +dbrole_offline               192.168.0.0/16    md5
  683.     pgbouncer_hba_rules:              # pgbouncer host-based authentication rules
  684.       - title: local password access
  685.         role: common
  686.         rules:
  687.           - local  all          all                                     md5
  688.           - host   all          all                     127.0.0.1/32    md5
  689.       - title: intranet password access
  690.         role: common
  691.         rules:
  692.           - host   all          all                     10.0.0.0/8      md5
  693.           - host   all          all                     172.16.0.0/12   md5
  694.           - host   all          all                     192.168.0.0/16  md5
  696.     #-----------------------------------------------------------------
  697.     # PG_EXPORTER
  698.     #-----------------------------------------------------------------
  699.     pg_exporter_enabled: true              # setup pg_exporter on instance
  700.     pg_exporter_config: pg_exporter.yml    # use fast cache exporter for demo
  701.     pg_exporter_port: 9630                 # pg_exporter listen port
  702.     pg_exporter_params: 'sslmode=disable'  # url query parameters for pg_exporter
  703.     pg_exporter_url: ''                    # optional, overwrite auto-generate postgres connstr
  704.     pg_exporter_auto_discovery: true       # optional, discovery available database on target instance ?
  705.     pg_exporter_exclude_database: 'template0,template1,postgres,matrixmgr' # optional, comma separated list of database that WILL NOT be monitored when auto-discovery enabled
  706.     pg_exporter_include_database: ''       # optional, comma separated list of database that WILL BE monitored when auto-discovery enabled, empty string will disable include mode
  707.     pg_exporter_options: '--log.level=info --log.format="logger:syslog?appname=pg_exporter&local=7"'
  708.     pgbouncer_exporter_enabled: false      # setup pgbouncer_exporter on instance (if you don't have pgbouncer, disable it)
  709.     pgbouncer_exporter_port: 9631          # pgbouncer_exporter listen port
  710.     pgbouncer_exporter_url: ''             # optional, overwrite auto-generate pgbouncer connstr
  711.     pgbouncer_exporter_options: '--log.level=info --log.format="logger:syslog?appname=pgbouncer_exporter&local=7"'
  713.     #-----------------------------------------------------------------
  714.     # PG_SERVICE
  715.     #-----------------------------------------------------------------
  716.     pg_services:                      # how to expose postgres service in cluster?
  717.       - name: primary                 # service name {{ pg_cluster }}-primary
  718.         src_ip: "*"
  719.         src_port: 5433
  720.         dst_port: pgbouncer           # 5433 route to pgbouncer
  721.         check_url: /primary           # primary health check, success when instance is primary
  722.         selector: "[]"                # select all instance as primary service candidate
  724.       - name: replica                 # service name {{ pg_cluster }}-replica
  725.         src_ip: "*"
  726.         src_port: 5434
  727.         dst_port: pgbouncer
  728.         check_url: /read-only         # read-only health check. (including primary)
  729.         selector: "[]"                # select all instance as replica service candidate
  730.         selector_backup: "[? pg_role == `primary` || pg_role == `offline` ]"
  732.       - name: default                 # service's actual name is {{ pg_cluster }}-default
  733.         src_ip: "*"                   # service bind ip address, * for all, vip for cluster virtual ip address
  734.         src_port: 5436                # bind port, mandatory
  735.         dst_port: postgres            # target port: postgres|pgbouncer|port_number , pgbouncer(6432) by default
  736.         check_method: http            # health check method: only http is available for now
  737.         check_port: patroni           # health check port:  patroni|pg_exporter|port_number , patroni by default
  738.         check_url: /primary           # health check url path, / as default
  739.         check_code: 200               # health check http code, 200 as default
  740.         selector: "[]"                # instance selector
  741.         haproxy:                      # haproxy specific fields
  742.           maxconn: 3000               # default front-end connection
  743.           balance: roundrobin         # load balance algorithm (roundrobin by default)
  744.           default_server_options: 'inter 3s fastinter 1s downinter 5s rise 3 fall 3 on-marked-down shutdown-sessions slowstart 30s maxconn 3000 maxqueue 128 weight 100'
  746.       - name: offline                 # service name {{ pg_cluster }}-offline
  747.         src_ip: "*"
  748.         src_port: 5438
  749.         dst_port: postgres
  750.         check_url: /replica           # offline MUST be a replica
  751.         selector: "[? pg_role == `offline` || pg_offline_query ]"         # instances with pg_role == 'offline' or instance marked with 'pg_offline_query == true'
  752.         selector_backup: "[? pg_role == `replica` && !pg_offline_query]"  # replica are used as backup server in offline service
  754.     haproxy_enabled: true             # enable haproxy on this node?
  755.     haproxy_reload: true              # reload haproxy after config?
  756.     haproxy_auth_enabled: false       # enable authentication for haproxy admin?
  757.     haproxy_admin_username: admin     # default haproxy admin username
  758.     haproxy_admin_password: pigsty    # default haproxy admin password
  759.     haproxy_exporter_port: 9101       # default admin/exporter port
  760.     haproxy_client_timeout: 24h       # client side connection timeout
  761.     haproxy_server_timeout: 24h       # server side connection timeout
  762.     vip_mode: none                    # none | l2 | l4 , l4 not implemented yet
  763.     vip_reload: true                  # reload vip after config?
  764.     # vip_address: 127.0.0.1          # virtual ip address ip (l2 or l4)
  765.     # vip_cidrmask: 24                # virtual ip address cidr mask (l2 only)
  766.     # vip_interface: eth0             # virtual ip network interface (l2 only)
  767.     # dns_mode: vip                   # vip|all|selector: how to resolve cluster DNS?
  768.     # dns_selector: '[]'              # if dns_mode == vip, filter instances been resolved
  771. ...

最后修改 2022-06-18: v1.5.1 (8de4142)