[GP] postgrepsql rights management

Permission control file pg_ hba.confs [gpadmin @ dw-greeplum-1 gpseg-1] $more pg_hba.conf

The format is as follows

# local DATABASE USER METHOD [OPTIONS] # Local login # host DATABASE USER CIDR-ADDRESS METHOD [OPTIONS] # how to log in to-h on host

# hostssl DATABASE USER CIDR-ADDRESS METHOD [OPTIONS]

# hostnossl DATABASE USER CIDR-ADDRESS METHOD [OPTIONS] host replication gpadmin 10.0.3.15/32 trust

Local all gpadmin ident

Host all gpadmin 127.0.0.1/28 trust

Host all gpadmin 192.168.6.119/32 trust

Host all gpadmin 10.0.3.15/32 trust

Host all gpadmin:: 1/128 trust

Host all gpadmin fe80::a00:27ff:fe2b:8253/128 trust

Host all gpadmin fe80::a00:27ff:fe36:96e4/128 trust # trust trust, no need to enter password

Local replication gpadmin ident

Host replication gpadmin samenet trust

Host all all 0.0.0.0 md5 0 md5 # password is required