[GeoNode-users] GeoNode-Project Docker Postgres Access

Julierme Pinheiro juliermeopensourcedeveloper at gmail.com
Mon Jan 14 09:26:03 PST 2019


Hi Francesco,

Thank you very much for your reply.

I changed the docker-compose.override.yml from localhost to  172.21.14.02
(Centos7 VM IP running GeoNode-Project installed via docker). After doing
that, geonode django and celery container logs point to the error:

django4my_geonode | django.db.utils.OperationalError: could not connect to
server: No route to host
django4my_geonode |     Is the server running on host "localhost" (::1) and
accepting
django4my_geonode |     TCP/IP connections on port 5432?

Trying to solve this issue, as localhost corresponds to 172.21.14.02, I
went to local_settings and changed from DATABASES: { HOST: 'localhost' ,
to  DATABASES: { HOST: '172.21.14.02'}, geonode django and celery container
logs point to the error:

django4my_geonode | django.db.utils.OperationalError: could not connect to
server: No route to host
django4my_geonode |     Is the server running on host "172.21.14.02" and
accepting
django4my_geonode |     TCP/IP connections on port 5432

The error remains the same.

Yes. db4my_geonode is up and running. And find bellow the outcome for
docker-compose ps:

celery4my_geonode          /usr/src/my_geonode/entryp ...
Restarting
db4my_geonode              docker-entrypoint.sh postgres    Up
5432/tcp
django4my_geonode          /usr/src/my_geonode/entryp ...
Restarting
elasticsearch4my_geonode   /docker-entrypoint.sh elas ...   Up
9200/tcp, 9300/tcp
geoserver4my_geonode       /usr/local/tomcat/tmp/entr ...   Up
8080/tcp
gsconf4my_geonode          /bin/true                        Exit
0
nginx4my_geonode           nginx -g daemon off;             Up
0.0.0.0:80->80/tcp
rabbitmq4my_geonode        docker-entrypoint.sh rabbi ...   Up
25672/tcp, 4369/tcp, 5671/tcp, 5672/tcp

In order to access geonode site from my workstation, I am supposed to
configure DATABASES as HOST:'172.21.14.02'. Am I correct? If so, why the
database connection has been refused?

Talking to some IT colleagues, they said that I may be having problem
because, the geonode server IP (172.21.14.02) is in our network, however
db4my_geonode container IP 172.27.0.6 is out of our network. But as
docker-compose ps showed the server 172.21.14.02, port 5432 is being used
by db4my_geonode container. I can not really figure out what is going on!!!!

Any help on that will be very appreciated.

Kind regards

Julierme










On Mon, Jan 14, 2019 at 1:22 PM Francesco Bartoli <xbartolone at gmail.com>
wrote:

> Hi Julierme,
>
> Where are you trying to run the test? Is the  container related to the
> service “db” running? What’s the output of docker-compose ps?
> Il 14 gen 2019, 16:09 +0100, Julierme Pinheiro <
> juliermeopensourcedeveloper at gmail.com>, ha scritto:
>
> Trying to answer question 3, I ran a test:
> psql -h 172.21.14.02 -U geonode -d geonode
>
> psql: could not connect to server: No route to host
>     Is the server running on host "172.21.14.02" and accepting
>     TCP/IP connections on port 5432?
>
> Though /var/lib/postgresql/data/pg_hba.conf is set to trust (see bellow),
> I can not understand why the connection to postgres is not successful.
>
> local   all             all                                     trust
>
> Any comment on this matter will be very appreciated.
>
> Kind regards
>
> Julierme
>
>
> On Mon, Jan 14, 2019 at 12:30 PM Julierme Pinheiro <
> juliermeopensourcedeveloper at gmail.com> wrote:
>
>> Regarding my previous questions:
>> 1 - When installing geonode-project via docker, is postgres configuration
>> set automatically as in here
>> <http://docs.geonode.org/en/master/tutorials/install_and_admin/geonode_install/create_geonode_db.html>
>> ?
>>
>> I think so. Because I found all the databases and user configured into
>> db4my_geonode container.
>>
>> 2 - Could the error in the log file (geonode-project server 172.21.14.02)
>> be related to  pg_hba.conf file (local connections)?
>>
>> I do not think so. Because looking at
>> /var/lib/postgresql/data/pg_hba.conf  in db4my_geonode, the cofiguration is
>> set as:
>>
>> local   all             all                                     trust
>>
>> Within these two answers I should not have gotten any problem by
>> configuring HOST: '172.21.14.02' in local_settings / DATABASES: {...}
>>
>> I am still thinking about question 3:
>>
>> Is there any postgres (db4my_geonode container) configuration in
>> geonode-project server 172.21.14.02 that I must do, before using it as HOST
>> value in local_settings / DATABASES = {...}?
>>
>> Thank you for your time in advance
>>
>> Kind regards
>>
>> Julierme
>>
>>
>>
>> On Mon, Jan 14, 2019 at 12:01 PM Julierme Pinheiro <
>> juliermeopensourcedeveloper at gmail.com> wrote:
>>
>>> Deal all,
>>>
>>> This is not an issue, but a question regarding postgres configuration in
>>> GeoNode-Project Docker installation.
>>>
>>> I have 2 servers and 1 client server.
>>>
>>> Server 1: postgres server - IP: 172.21.14.01
>>>
>>>  I installed postgres in Server 1 (172.21.14.01) and I configured
>>> postgres as in here
>>> <http://docs.geonode.org/en/master/tutorials/install_and_admin/geonode_install/create_geonode_db.html>.
>>> I created in postgres:
>>>
>>> a user: geonode with password osgeo;
>>> a db: geonode owned by geonode user;
>>> a db: geonode_data owned by geonode user;
>>> and so on.
>>>
>>> Server 2 (CentOS7): geonode-project server - IP: 172.21.14.02
>>>
>>> I installed geonode-project at 2.8 via Docker in server 2 and changed
>>> localhost to 172.21.14.02 in docker-compose.override.yml file in order to
>>> access the geonode site from the client server.
>>>
>>> Client server: my_workstation - IP: 172.21.14.03
>>>
>>> GeoNode-Project installation via Docker is successful if I change
>>> localhost to 172.21.14.01 (postgres remote server) as in:
>>> # Backend
>>> DATABASES = {
>>>     'default': {
>>>         'ENGINE': 'django.db.backends.postgresql_psycopg2',
>>>         'NAME': 'geonode',
>>>         'USER': 'geonode',
>>>         'PASSWORD': 'geonode',
>>>         'HOST': '172.21.14.01',
>>>         'PORT': '5432',
>>>         'CONN_TOUT': 900,
>>>     },
>>>     # vector datastore for uploads
>>>     'datastore': {
>>>         'ENGINE': 'django.contrib.gis.db.backends.postgis',
>>>         # 'ENGINE': '', # Empty ENGINE name disables
>>>         'NAME': 'geonode_data',
>>>         'USER': 'geonode',
>>>         'PASSWORD': 'geonode',
>>>         'HOST': '172.21.14.01',
>>>         'PORT': '5432',
>>>         'CONN_TOUT': 900,
>>>     }
>>> }
>>>
>>> However if I configure HOST:'172.21.14.02' or HOST: 'localhost',
>>> geonode-project django and celery container will not go up and the log file
>>> says respectively for HOST:'172.21.14.02' and HOST: 'localhost'
>>> configuration:
>>>
>>> django4my_geonode |     Is the server running on host "172.21.14.45" and
>>> accepting
>>> django4my_geonode |     TCP/IP connections on port 5432?
>>>
>>> django4my_geonode |     Is the server running on host "localhost" (::1)
>>> and accepting
>>> django4my_geonode |     TCP/IP connections on port 5432?
>>>
>>> Though geonode-project installation is successful, by using postgres
>>> remote server IP: 172.21.14.01, configured manually, I do not want to use
>>> it.
>>>
>>> I want to use geonode-project server IP:172.21.14.02.  Said that, I came
>>> out with  the following questions:
>>>
>>> 1 - When installing geonode-project via docker, is postgres
>>> configuration set automatically as in here
>>> <http://docs.geonode.org/en/master/tutorials/install_and_admin/geonode_install/create_geonode_db.html>
>>> ?
>>>
>>> 2 - Could the error in the log file (geonode-project server
>>> 172.21.14.02) be related to  pg_hba.conf file (local connections)?
>>>
>>> 3 - Is there any postgres (geonode/postgis container) configuration in
>>> geonode-project server 172.21.14.02 that I must do, before using it as HOST
>>> value in local_settings / DATABASES = {...}?
>>>
>>> My apologies for the long e-mail and thank you very much for your time
>>> and patience.
>>>
>>> Kind regards
>>>
>>> Julierme
>>>
>>>
>>>
>>>
>>>
>>>
>>> _______________________________________________
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> geonode-users at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/geonode-users
>
>
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