graylog-groups/README.md

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2021-02-07 18:42:17 +01:00
graylog-groups
===============
A program that controls Graylog roles and privileges over objects using LDAP
groups.
**Note** My apologies, this is my first actual program in Go, so it must be a
terrible example of worst practices. Sorry.
Why?
-----
The community edition of [Graylog](https://graylog.org) had the ability to use
LDAP group in order to control user access to the various objects (streams and
dashboards).
In a somewhat ethically questionable move this capability was removed in version
4.0 and replaced with an enterprise-only feature called teams.
This program is meant to emulate the pre-4.0 LDAP group functionality.
How?
-----
This program is meant to be executed on a regular basis through e.g. `cron`. It
will read its configuration file, and from there :
* get the list of users on the Graylog side,
* read the list of members for all LDAP groups that have a mapping defined in
the configuration file,
* compute the roles and object privileges to grant for each Graylog user,
* optionally delete users that no longer have any privileges according to the
mapping and LDAP group membership,
* set the users' permissions on the various Graylog objects,
* add or remove Graylog roles from user accounts.
Installing
-----------
- Download and build the program :
```
git clone https://github.com/tseeker/graylog-groups
cd graylog-groups
go build
```
- Copy the resulting binary to whatever box will run it.
- Create a configuration file based in the example from
`graylog-groups.yml.example`.
- Set up a cron job or whatever it is you use to schedule tasks to run the
synchronization binary on a regular basis.
To Do
------
* Allow unchecked TLS
* Actually make the CA certificate option work
* Read object ownership using `grn_permissions` to preserve privileges on users'
own objects
* Read group member records from the LDAP server and extract their username
from an attribute.
* Support granting ownership on objects
* Cleaner CLI
* Use goroutines ? Maybe.