airflow_webserver | Airflow UI to use [ Flask App Builder | Continuous Deployment library
kandi X-RAY | airflow_webserver Summary
kandi X-RAY | airflow_webserver Summary
A proof of concept of moving the Airflow UI to use [Flask App Builder (FAB)] (
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QUESTION
I try to set up a Dockerized airflow instance, but whatever I do (so far..) it keeps trying to access some sqlite3 database where I do not know where the instruction comes from. I point to the Postgres instance everywhere (deemed) possible through AIRFLOW__CORE__SQL_ALCHEMY_CONN
, and even AIRFLOW_CONN_METADATA_DB
.
A typical error message when starting up is like:
...ANSWER
Answered 2021-Feb-02 at 21:31Solved by following this docker-compose.yaml file:
https://github.com/apache/airflow/blob/master/docs/apache-airflow/start/docker-compose.yaml
And instead of trying to tweak the ports of postgres (and redis) used the "expose" option, which avoids conflicts with other containers on the same host.
So not:
QUESTION
I am trying to build the connection between the postgres and airflow, here is my docker-compose
...ANSWER
Answered 2020-Dec-08 at 04:06After adding the following two environments variable the airflow is now taking the backend database as Postgres
:
QUESTION
I build a little plateforme on AWS using Terraform script. There is, for now, one EC2 where I can ssh.
I have filled the variable key_name
in a aws_instance
to do that.
How can I do to add another ssh_key if I want a colleague to ssh to the instance too ?
key_name
accept a string and not a list.
ANSWER
Answered 2020-Nov-26 at 16:04The configuration through the API allows only for one keypair. However, you can manually (or via a script) add a second user account with their own keys. Please have a look at How do I add new user accounts with SSH access to my Amazon EC2 Linux instance?
Having that said, it is recommended to log into the instances using AWS Systems Manager Session Manager instead of direct SSH. This way you can control access to the instances through IAM policies and don't need to expose the SSH port to the internet.
QUESTION
I try to create my Airflow service. When I run three dockers separately (without docker-compose
) everything works but when I try to do the same using docker-compose
I get the error. It seems that airflow doesn't see database.
docker-compose.yml
ANSWER
Answered 2017-Sep-29 at 09:54So the error is a bit misleading. The connect is failing because of the DB not being there, not that mysql host is not there.
Change your mysql service to below
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