Ok, so apparently I need to configure LDAP to use a username-based login. Seems 
like overkill. 

Thanks. Kevin 

   ----- Forwarded Message ----- From: Kevin Struckhoff 
<kevinstruckh...@yahoo.com>To: richard coleman <rcoleman.ascen...@gmail.com>Cc: 
pgadmin-support@lists.postgresql.org 
<pgadmin-support@lists.postgresql.org>Sent: Tuesday, July 27, 2021, 4:35:27 PM 
PDTSubject: Re: Resetting the pgadmin4 web user credentials
 Ok some additional background. I'm attempting to run pgadmin4 web from a 
CentOS VM hosted on my win 10 laptop. That VM also runs postgres13, so both app 
on 1 server. I have pgadmin4 desktop also running on my laptop just fine and I 
use the user postgres to login. The 1st pg_hba.conf makes that happen. So it 
should work for ALL users on ALL db's on that same IP address. Why doesn't it 
then?  

I tried to add a user in the web console, but it won't allow me to set a 
username, just an email address, password and whether I want an admin or user. 
Why is the web version requiring an email address? I couldn't care less about 
an email address, I just want to login the same way I do the desktop. There's 
no reason the web user shouldn't be the same as the desktop user, at least 
that's what my inner-Spock tells me. I'm only confused by the lack of 
similarity in the login process. Very frustrating. 

Thanks. Kevin 

    On Tuesday, July 27, 2021, 4:04:01 PM PDT, richard coleman 
<rcoleman.ascen...@gmail.com> wrote:  
 
 Kevin, I don't think that the pgAdmin user and the database user are 
necessarily the same thing (though I could be wrong) [see: 
https://www.pgadmin.org/docs/pgadmin4/5.4/user_management.html ].  The 
pg_hba.conf file defines what users/machines/methods are allowed to connect to 
a postgresql server.  So for the first line in your example:
host    all             all             my.dbserver.ip.addr/32 trust  

this would mean; host  == connections made over TCP/IP, the first all == which 
databases, the second all == which users, the my.dbserver.ip.addr/32 == means 
only allow connections originating from that exact ip address, and trust == 
allow connections without a password or any other form of authentication [see: 
https://www.postgresql.org/docs/13/auth-pg-hba-conf.html ].  I am guessing that 
you have gotten the pgAdmin users confused with the postgresql database users.  

I would imagine that the pgAdmin server would need an entry in the pg_hba.conf 
file for whatever machine pgAdmin is running on and I would be amazed if it was 
using trust (or no authentication) to connect with.  I use pgAdmin exclusively 
in desktop mode, so hopefully someone else who's more familiar with server mode 
will chime in.
I hope that helps, 
rik.



On Tue, Jul 27, 2021 at 6:28 PM Kevin Struckhoff <kevinstruckh...@yahoo.com> 
wrote:

Sorry re-posting with a corrected subject.

Thanks. Kevin 

    On Tuesday, July 27, 2021, 3:20:39 PM PDT, Kevin Struckhoff 
<kevinstruckh...@yahoo.com> wrote:  
 
 After getting pgadmin4 installed and configured, I've found out that the user 
credentials I specified during the setup don't work very well. I've added the 
user to the postgres db using the adduser command. I updated the pg_hba.conf 
file with an entry just for the user but I get this error when trying to 
connect for the 1st time:
FATAL: no pg_hba.conf entry for host "  my.dbserver.ip.addr", user 
"p...@p.com", database "postgres", SSL off
psql postgres
postgres-# adduser p@p.compostgres-#\q

pg_hba.conf entries (actual ip number hidden):
host    all             all             my.dbserver.ip.addr/32 trust    host    
all             p...@p.com         my.dbserver.ip.addr /32 trust    # for 
pgadmin4 web
So I would have thought the 1st entry would cover all users. I can't create a 
linux user because the user name is invalid:
useradd: invalid user name 'p...@p.com'
So to make it work, I'd just like to set the username/password to the postgres 
user. Where can I do that? I don't see a .py or .conf file other than 
pg_hba.conf where the user is defined. 

Thanks. Kevin  
    

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