What DCS does spilo use?

[douglasawh]

I am tracking down an issue that looks like this class of issue: patroni/patroni#3314 & patroni/patroni#2972.

I can't tell if it is a spilo bug, an operator bug, or a patroni bug.

This is the deployment yaml:

bootstrap:
  dcs:
    failsafe_mode: false
    loop_wait: 10
    maximum_lag_on_failover: 33550432
    postgresql:
      parameters:
        archive_mode: 'on'
        archive_timeout: 1800s
        autovacuum_analyze_scale_factor: 0.02
        autovacuum_max_workers: 5
        autovacuum_vacuum_scale_factor: 0.05
        checkpoint_completion_target: 0.9
        hot_standby: 'on'
        log_autovacuum_min_duration: 0
        log_checkpoints: 'on'
        log_connections: 'on'
        log_disconnections: 'on'
        log_line_prefix: '%t [%p]: [%l-1] %c %x %d %u %a %h '
        log_lock_waits: 'on'
        log_min_duration_statement: 500
        log_statement: ddl
        log_temp_files: 0
        max_connections: 500
        max_replication_slots: 10
        max_wal_senders: 10
        tcp_keepalives_idle: 900
        tcp_keepalives_interval: 50
        track_functions: all
        wal_compression: 'on'
        wal_keep_size: 4096MB
        wal_level: hot_standby
        wal_log_hints: 'on'
      use_pg_rewind: true
      use_slots: true
    retry_timeout: 10
    ttl: 30
  initdb:
  - auth-host: md5
  - auth-local: trust
  post_init: /scripts/post_init.sh "zalandos"
kubernetes:
  bypass_api_service: true
  labels:
    application: spilo
  leader_label_value: master
  pod_ip: 50.50.50.50
  port: tcp://50.12.0.1:443
  port_443_tcp: tcp://50.12.0.1:443
  port_443_tcp_addr: 50.12.0.1
  port_443_tcp_port: '443'
  port_443_tcp_proto: tcp
  ports:
  - name: postgresql
    port: 5032
  role_label: spilo-role
  scope_label: cluster-name
  service_host: 50.12.0.1
  service_port: '443'
  service_port_https: '443'
  standby_leader_label_value: master
  use_endpoints: true
namespace: gitlab-code
postgresql:
  authentication:
    replication:
      password: <redacted>
      username: standby
    superuser:
      password: <redacted>
      username: postgres
  basebackup_fast_xlog:
    command: /scripts/basebackup.sh
    retries: 2
  bin_dir: /usr/lib/postgresql/14/bin
  callbacks:
    on_role_change: /scripts/on_role_change.sh zalandos true
  connect_address: 50.50.50.50:5032
  create_replica_method:
  - basebackup_fast_xlog
  data_dir: /home/postgres/pgdata/pgroot/data
  listen: '*:5032'
  name: gitlab-code-postgres-1
  parameters:
    archive_command: /bin/true
    bg_mon.history_buckets: 120
    bg_mon.listen_address: 0.0.0.0
    extwlist.custom_path: /scripts
    extwlist.extensions: btree_gin,btree_gist,citext,extra_window_functions,first_last_agg,hll,hstore,hypopg,intarray,ltree,pgcrypto,pgq,pgq_node,pg_trgm,postgres_fdw,tablefunc,uuid-ossp,timescaledb,pg_partman
    log_destination: csvlog
    log_directory: ../pg_log
    log_file_mode: '0644'
    log_filename: postgresql-%u.log
    log_rotation_age: 1d
    log_truncate_on_rotation: 'on'
    logging_collector: 'on'
    pg_stat_statements.track_utility: 'off'
    shared_buffers: 8002MB
    shared_preload_libraries: bg_mon,pg_stat_statements,pgextwlist,pg_auth_mon,set_user,timescaledb,pg_cron,pg_stat_kcache
    ssl: 'on'
    ssl_ca_file: /tlsca/caFile
    ssl_cert_file: /tls/tls.crt
    ssl_key_file: /tls/tls.key
  pg_hba:
  - local   all             all                                   trust
  - hostssl all             +zalandos    127.0.0.1/32       pam
  - host    all             all                127.0.0.1/32       md5
  - hostssl all             +zalandos    ::1/128            pam
  - host    all             all                ::1/128            md5
  - local   replication     standby                    trust
  - hostssl replication     standby all                md5
  - hostnossl all           all                all                reject
  - hostssl all             +zalandos    all                pam
  - hostssl all             all                all                md5
  pgpass: /run/postgresql/pgpass
  use_unix_socket: true
  use_unix_socket_repl: true
restapi:
  connect_address: 50.50.50.50:8008
  listen: :8008
scope: gitlab-code-postgres