Questions tagged [configuration-management]
Configuration Management refers to establishing and maintaining standardized system configurations within an organization. This tag encompasses the process of defining the configuration profiles, and the software used to manage and deploy it.
372
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What's the intrinsic way to represent environments in Kong Konnect?
I've Googled many different combinations of terms to find out what concepts and features Kong Konnect expects sysadmins to use to represent different environments (e.g. staging, production) and ...
- 51
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84
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Fedora Silverblue for managing developer workstations
I want to create a partially managed environment for developers. By "partially managed" I mean that the libraries and tools they need for our work will be pre-installed and managed centrally,...
- 159
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92
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Alternatives to ansible-pull
I have a number of systems that need configuration/updates, while being offline for long periods of time. They therefore need to contact a configuration system on boot, and in regular intervals and ...
- 101
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118
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ConfigMgr WebService API Calls
at the moment I try to connect my application via api with the ConfigMgr Webservice, but send my SOAP API request via curl I always get a 400 error.
We are writting our own application to "talk&...
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90
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Nginx for web server on raspberry pi, I want my sub folder to connect on web server
server {
listen 80 default_server;
listen [::]:80 default_server;
root /var/www/html;
index index.php index.html index.htm;
server_name _;
location / {
try_files $uri/ /...
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1
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42
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How to use DNS to reference instances of a Server
I would like to use our internal DNS server for linking names from provisioning to final use. So I imagine it like this.
A server comes into our network and gets a DHCP or a static address and then ...
- 886
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1
answer
37
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Home Server Setup Questions [closed]
I think I'm on the right Stack for this question
So, I've been self-hosting a web server from my home. And recently I've started to see ;'s being included in some request. Trying to, I assume, access ...
- 1
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241
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Optional sysctl configuration parameters
I am working on some automation that sets linux kernel parameters using sysctl. Specifically I am creating a template that can be deployed to systems with a high amount of connections. The automation ...
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1
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42
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Gitea under Configuration Management: Generated and Static Settings
I need to set up a Gitea server for an organization. The setup itself is easy, and I managed to bring up Gitea within an hour when installing it manually.
However, my organisation uses a configuration ...
- 113
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1
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290
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Implementing a CMDB [closed]
I have the need for an inventory for servers, storage, network devices, etc. and I'm thinking to have this kind of information in a CMDB.
It would first be used as an inventory, but later could be for ...
- 48
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1
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211
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CouchDB deleted database shards
Currently running clustered CouchDB v3.1.1 on an AWS EC2 Instance
q=2
n=3
Number of Nodes: 1
I have moved the database directory to another drive on my VM. But can't find any on the documents ...
- 11
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2
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308
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Improve MariaDB Execution Time
I have a database with one table and three fields (id, hash, creation time).
This table got around 30 million records, the execution time for a query like
SELECT * from `table` WHERE hash='...
- 101
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1
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382
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Back up arbitrary config files on linux servers in RANCID
I use RANCID to back up router and switch configurations.
I'd also like to be able to have it take automatic backups of configuration files on my servers so I can easily see when changes occur and if ...
- 105
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59
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Which Type to use for creating Storage Transfer jobs via Deployment Manager
I'm trying to create and manage a TransferJob for Google Storage Transfer service via Google Deployment Manager. The aim is to copy objects from one Cloud Storage bucket to another daily.
Since I can'...
google-cloud-platform
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30
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How to handle and avoid unmanaged system state with configuration management?
When managing the state of a server using a configuration management tool (e.g. salt, puppet, ansible), one can quite easily develop 'unmanaged' state through application of successive versions of the ...
- 111
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2k
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ansible set static IP centos 7
I am new to ansible and I am trying to execute a very simple playbook : assign a static IP address to a centos7 machine I just cloned in Virtualbox.
I am starting from scratch as I surprisingly haven'...
- 101
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1
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2k
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How to do a git push using ansible
I'm using Ansible
to make a pull i do this
tasks:
- name: pull from git
git:
repo: git@gitlab.com:xyz.git
dest: /root/Development/abc
update: yes
version: ...
- 113
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54
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Preventative config settings to ensure long-running PHP scripts don’t create hanging MySQL transactions and failure
I’d like to know if there is a PHP/MySQL configuration option (or combination of options) that can prevent long-running PHP scripts in a small number of places from creating hanging and sleeping MySQL ...
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3k
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Can't Access CIMC
I have a Cisco UCS C220 M3, and it has the Flash/Java-based CIMC interface. When getting Flash, the only versions are for Chromium-based browsers and Mozilla-based browsers. However, neither of those ...
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1
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441
views
Salt Pillar: How to use different values for prod / dev?
I'm not sure if I am thinking about this the right way, but here is my Problem:
I want to use the same Salt state and pillar configuration for production, development and test servers. The only ...
- 115
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2
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104
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Using Configuration management tools to synchronize large files
We are looking into using a configuration mangement tool (like Salt or Puppet) to automate what is currently a lot of manual work. One requirement is that we have to distribute rather large files / ...
- 115
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2
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612
views
Breaking down one prometheus.yml file?
I am using Prometheus for our monitoring and I have a lot of configs (our prometheus.yml main config file is 8000+ lines long).
I would like to divide this out into logical groupings so that it ...
- 11
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1
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48
views
dividing line between developer and sysadmin for server patch management [closed]
I know this question probably doesn't go here. but I dont know which overflow site to use. We have a web server that we use for customers to access our things. Our IT/security team believes it is on ...
- 147
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1
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608
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Set sysfs network option before interface is up
I want to set /sys/class/net/wwan0/qmi/raw_ip, and I don't want to do it by writing a shell script to take wwan0 down set it, then put wwan0 back up as a systemd unit. I'm trying this on Raspbian ...
- 185
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2k
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ansible Dynamic inventory Hosts value does not accept list of hosts
I am trying to create dynamic inventory for my setup. everywhere i see examples of IPs and hostname as list. but when i provide hosts value as list it error's out and says it has to be dict.
Below ...
0
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1
answer
56
views
Which server configuration management tool to use for my personal nextcloud deployment [closed]
I want to deploy a personal nextcloud application.
I already have setup nextcloud using docker-compose, which tool should I use for server configuration management?
I have the following things to ...
- 131
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289
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Any downside to using `sudo git` to upload `/etc/nginx/sites-available/` and `/etc/nginx/ssl/` config files on github?
I'm contemplating uploading config files from /etc/nginx/sites-available/ and /etc/nginx/ssl to a private Github repository.
Doing so would require me to use git with sudo (or from root user) for the ...
- 121
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votes
1
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83
views
Best practice for production server configuration changes?
Changing the configuration of a production server is dangerous.
A safety measure might involve taking a full system image snapshot prior to the change, changing the configuration and then, in the ...
- 158
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142
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How to edit .conf files from a script
On a new VPS I might want to ensure that certain config values are set, or amended if they already exist. For example in /etc/systemd/journald.conf I want to set SystemMaxUse=100M if it's not already ...
- 101
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210
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Nginx: Limiting number of connections for all content types with exceptions
I'm limiting number of simultaneous connections from one $remote_user to n using conn_limit
It works like a charm.
However, I will be thrilled to find a way to add exceptions to this.
I want user to ...
0
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1
answer
1k
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Nginx: restrict number of connections per basic auth user
Got nginx serving several big files. Users get access through basic authentication. htpasswd
I want to curtail simultaneous download of files to 5 connections max PER USER. There are more than 1 user ...
10
votes
1
answer
4k
views
How to do docker-compose down without the config file that made the up?
When you do docker-compose up, it's based on a docker-compose.yml file.
This usually brings up a network, builds and runs multiple services. If you do the up with the -d flag, the docker-compose ...
- 355
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128
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How to fingerprint (euclidian distance) a filesystem on linux?
I have a large number of systems (100s) managed by a small group of people which has changed over time. Each system is installed using a base image (which has its own version which is different ...
- 1,805
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1
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202
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Consul as service discovery and configuration server in on premises local network
We are developing a product that will work as a set of services deployed on-premises (e.g. in the local network of an office, factory, etc.). Since there can be lots of deployment targets for each ...
- 103
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1
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670
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System Center Configuration Manager using 'Run Script' feature on devices with AllSigned Execution Policy
We have System Center Configuration Manager version 1902 managing our devices.
I would like to use the nice feature "Run Script", which runs PowerShell scripts on an entire collection of devices, but ...
- 339
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2
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259
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Docker remote administration tool for non-clustered workers
I am looking to scale a docker application used to perform periodic performance tests on equipment at several remote locations. This application requires running the same performance tests- using the ...
- 202
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1
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765
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Kubernetes nifi application deployment with configuration management
I have deployed my Ni-Fi application using Kubernetes on-prem setup. Now the image which i am using to spin up the docker container is from docker private registry, which i can see when i deployed ...
-1
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1
answer
60
views
linux servers configuration management best practice [closed]
I have a bunch of servers where I periodically need to perform various operations, such as adding new repositories, installing packages, changing a couple of lines in configuration files, what ...
- 3
2
votes
1
answer
209
views
Is there such a Chef service that managed by K8s? [closed]
I'm looking for a way to manage a Chef into my K8s cluster.
My cluster is scaling up and down and I need a way to bootstrap different dependencies for each new node in the namespace.
My nodes are in ...
- 123
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2
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2k
views
Push default settings to clients from print management
We have installed 30 printers to some 500 clients in our company using print management in Windows 2012 Server. Now we changed the default settings to the printers in print management (changed from ...
- 49
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votes
1
answer
11k
views
Kubernetes, Docker and vm.max_map_count
While attempting to run ElasticSearch on K8 I ran into an error that would kill the container:
max virtual memory areas vm.max_map_count [65530] is too low, increase to at least [262144]
Fortunately ...
- 487
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2
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505
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Firewall configuration as code?
We are currently using a Sophos SG230 as Firewall / upstream router and configuration management is pure horror. Even manually backuping the configuration after every change will result in un-diffable ...
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1k
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Puppet: Replacing create_resources() with hash iteration
We're migrating from Puppet 2 to 5. It seems the scoping is a little different. Before, when using create_resources() with a hiera_hash and a default hash, variables from within the calling script ...
- 137
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61
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Adding firewalld to existing infrastructure with minimal downtime
I have a mixed Ubuntu 16.04/Ubuntu 18.04 based infrastructure and would like to set up and configure firewalld on hosts. I am going to use an Ansible role for that (I have a Vagrant-based setup to ...
- 7,909
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312
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Ansible: how to manage hosts if they are not always online?
My apologies if this question has been asked before, but I may not be using the correct terminology in my searches...
In my spare time I'm managing a limited amount of hosts (desktops and laptops ...
- 232
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1
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188
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Ansible cloud stack module nested loop for security groups and ports
I'm trying to set multiple security groups at once using the ansible cloud stack module. The yaml file currently looks like this:
- name: add inbound tcp rules to security group web
...
- 1
0
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1
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31
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rudder / plugin datasources
After having successfully compiled, installed and tested the rudder data sources plugin,
I deleted some datasources values in datasources plugin, but they are still present
into node properties, is it ...
- 11
6
votes
1
answer
2k
views
Using Ansible ini_file with nested dict?
What I am trying to achieve is the following. Suppose we have a playbook similar to the following one:
---
- hosts: local
tasks:
- ini_file:
path: test.ini
create: yes
...
- 1,515
-1
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406
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Automating windows configuration [closed]
This is more a workstation question than server itself, but I believe is best suited in this site:
I want to automate Windows 10 Pro workstation configuration settings. I want to be able to automate ...
1
vote
1
answer
144
views
Rudder plugins compilation
I need to get rudder plugins, I git cloned it but I need to compile it on another machine which does not have access to the internet. I folllowed the instructions to compile the plugin in rudder-...
- 11