pg_hba.conf

# Database administrative login by Unix domain socket
local   all             postgres                                peer

# TYPE  DATABASE        USER            ADDRESS                 METHOD

# "local" is for Unix domain socket connections only
local   all             all                                     peer
# IPv4 local connections:
host    all             all             127.0.0.1/32            md5
# IPv6 local connections:
host    all             all             ::1/128                 md5
# Allow replication connections from localhost, by a user with the
# replication privilege.
#local   replication     postgres                                peer
#host    replication     postgres        127.0.0.1/32            md5
#host    replication     postgres        ::1/128                 md5

## REPLICATION WITH REPMGR ##
local   replication repmgr                  trust
host    replication repmgr      127.0.0.1/32        trust
host    replication repmgr      172.17.0.0/24       trust

local   repmgr      repmgr                                  trust
host    repmgr      repmgr          127.0.0.1/32            trust
host    repmgr      repmgr          172.17.0.0/24           trust

host    all     all     0.0.0.0/24      trust