Stumbled in the first step - PAM authentication via pgbouncer. After compiling pgbouncer with the pam plug-in, I am unable to login into the db - throws PAM error message. Please help.
User created with the same password as linux user -- localhost:~$ psql -h dbhost -p 3306 -U admin -W db1 db1=> create user testuser password 'hello123'; CREATE ROLE [ec2-user@ip-1.1.1.1 pam.d]$ psql -h localhost -p 5432 testdb -U testuser Password for user testuser: psql: ERROR: auth failed Log entries - pgbouncer.log 2019-09-13 06:51:47.180 UTC [5752] LOG C-0x1243020: testdb/testuser@[::1]:52408 login attempt: db=testdb user=testuser tls=no 2019-09-13 06:51:47.180 UTC [5752] NOISE safe_send(12, 9) = 9 2019-09-13 06:51:47.180 UTC [5752] NOISE resync(12): done=86, parse=86, recv=86 2019-09-13 06:51:47.180 UTC [5752] NOISE resync(12): done=0, parse=0, recv=0 2019-09-13 06:51:47.180 UTC [5752] NOISE safe_recv(12, 4096) = 14 2019-09-13 06:51:47.180 UTC [5752] NOISE C-0x1243020: testdb/testuser@[::1]:52408 read pkt='p' len=14 2019-09-13 06:51:47.180 UTC [5752] DEBUG C-0x1243020: testdb/testuser@[::1]:52408 pam_auth_begin(): pam_first_taken_slot=1, pam_first_free_slot=1 2019-09-13 06:51:47.180 UTC [5752] DEBUG pam_auth_worker(): processing slot 1 2019-09-13 06:51:47.180 UTC [5752] WARNING pam_authenticate() failed: Authentication failure 2019-09-13 06:51:47.181 UTC [5752] DEBUG pam_auth_worker(): authorization completed, status=3 2019-09-13 06:51:47.386 UTC [5752] LOG C-0x1243020: testdb/testuser@[::1]:52408 closing because: auth failed (age=0s) 2019-09-13 06:51:47.386 UTC [5752] WARNING C-0x1243020: testdb/testuser@[::1]:52408 pooler error: auth failed Able to login as testuser [ec2-user@ip-1.1.1.1 pam.d]$ su - testuser Password: Last login: Fri Sep 13 06:21:12 UTC 2019 on pts/1 [testuser@ip-1.1.1.1 ~]$ id uid=1001(testuser) gid=1001(testuser) groups=1001(testuser) context=unconfined_u:unconfined_r:unconfined_t:s0-s0:c0.c1023 The user was created as follows [root@ip-1.1.1.1 ~]# adduser -p hello123 testuser [root@ip-1.1.1.1 ~]# id testuser uid=1001(testuser) gid=1001(testuser) groups=1001(testuser) Here is the pgbouncer.ini config [ec2-user@ip-1.1.1.1 etc]$ less pgbouncer.ini | grep -v '^$' | grep -v '^;' [databases] testdb = host=dbhost port=3306 dbname=db1 [users] [pgbouncer] logfile = /var/log/pgbouncer/pgbouncer.log pidfile = /var/run/pgbouncer/pgbouncer.pid listen_addr = * listen_port = 5432 auth_type = pam Am I missing something? Any permissions? On Thu, Sep 12, 2019 at 4:54 AM Ayub M <hia...@gmail.com> wrote: > Okay, thanks for the response. Unfortunately Aurora does not expose these > files or I should say there is no concept of these files in AWS managed > Aurora DB service. Anyway I will give a try and let you know. > > On Thu, Sep 12, 2019 at 1:52 AM Achilleas Mantzios < > ach...@matrix.gatewaynet.com> wrote: > >> On 11/9/19 2:47 μ.μ., Ayub M wrote: >> >> Achilleas, for this setup to work are changes to postgresql.conf and >> pg_hba.conf needed? I am trying to implement this for AWS rds Aurora where >> these files are not accessible. >> >> Those files are needed in any case if you work with postgresql. >> Unfortunately no experience with Aurora. He have been building from source >> for ages. >> >> On Mon, Sep 9, 2019, 6:46 AM Achilleas Mantzios < >> ach...@matrix.gatewaynet.com> wrote: >> >>> On 9/9/19 12:41 μ.μ., Laurenz Albe wrote: >>> > Christoph Moench-Tegeder wrote: >>> >>> It has hba and via hba file one can specify ldap connections >>> >>> >>> >>> https://www.postgresql.org/docs/9.3/auth-pg-hba-conf.html >>> >> https://pgbouncer.github.io/config.html#hba-file-format >>> >> "Auth-method field: Only methods supported by PgBouncer’s auth_type >>> >> are supported", and "ldap" is not supported. >>> >> When there's no ldap support in pgbouncer, there's no ldap support >>> >> in pgbouncer. >>> > To throw in something less tautological: >>> > >>> > PgBouncer supports PAM authentication, so if you are on UNIX, >>> > you could use PAM's LDAP module to do what you want. >>> Right, I had written a blog about it : >>> >>> https://severalnines.com/database-blog/one-security-system-application-connection-pooling-and-postgresql-case-ldap >>> >>> However, I always wished (since my first endeavors with pgbouncer) it >>> was less complicated. >>> > >>> > Yours, >>> > Laurenz Albe >>> >>> >>> -- >>> Achilleas Mantzios >>> IT DEV Lead >>> IT DEPT >>> Dynacom Tankers Mgmt >>> >>> >>> >>> >> >> -- >> Achilleas Mantzios >> IT DEV Lead >> IT DEPT >> Dynacom Tankers Mgmt >> >> > > -- > Regards, > Ayub > -- Regards, Ayub
