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.

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16 views

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 ...
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2answers
37 views

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='...
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42 views

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 ...
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33 views

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'...
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22 views

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 ...
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628 views

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'...
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331 views

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: ...
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45 views

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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747 views

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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119 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 ...
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2answers
52 views

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 / ...
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2k views

Configuring a PHP Web Service Container at Build Time

I am building a PHP Web Service Container Prototype. The first and simplest way was to create a Container with the official Image published by WordPress with a simple Dockerfile like: FROM wordpress:...
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29 views

Consul handling dynamic IP address

If suppose I have a node-exporter for my project running on aws instance its IP:port is:- "10.0.0.1:9100". I used the agent service register to add it to the consul. Then used consul_sd to ...
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242 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 ...
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1answer
32 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 ...
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1answer
114 views

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 ...
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356 views

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 ...
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1answer
38 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 ...
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143 views

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 ...
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32 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 ...
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1answer
48 views

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 ...
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1answer
60 views

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 ...
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1answer
314 views

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 ...
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1answer
648 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 ...
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1answer
51 views

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 ...
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1answer
96 views

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 ...
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1answer
258 views

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 ...
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2answers
183 views

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 ...
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1answer
525 views

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 ...
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1answer
48 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 ...
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1answer
103 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 ...
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2answers
802 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 ...
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1answer
5k 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 ...
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2answers
199 views

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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1answer
716 views

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 ...
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1answer
42 views

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 ...
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2answers
137 views

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 ...
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1answer
121 views

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 ...
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1answer
27 views

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 ...
5
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1answer
1k 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 ...
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1answer
260 views

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 ...
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1answer
83 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-...
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1answer
307 views

How to make Rudder set different config for each node?

How can I make Rudder set a config dynamically depending on which node it is applying the directive? For e.g. - Managing hundreds of nodes, each is supposed to have a file 'storage_password' which ...
1
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1answer
168 views

AWS auto-scale shared Wordpress web server - AMI vs user scripts

I have a shared Wordpress hosting server with approximately 50 sites on it, which is fully configured via Ansible. I'm trying to find a good boundary between a) updating AMIs every time a site is ...
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1answer
3k views

Microsoft Intune conflict resolution

I have a number of devices enrolled in Microsoft Intune. Currently, they all share a single set of Intune configuration profiles and compliance policies; our "all employees" group has the profiles/...
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0answers
117 views

Can't find jetty config file on Fedora 28

I installed jetty8 on fedora 28, but I do not know where is the configuration file for the server. In Ubuntu the jetty8 configuration file is /etc/default/jetty8. To install jetty I've used: dnf ...
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1answer
114 views

How to distribure sudoers files with REX Configuration Management

When trying to push a sudoers file to other machines, the rexcm task/command gets stuck. The Problem is (so it seems to me), that the sudoers file is owned by the rex-user when writing and "other" ...
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1answer
134 views

How to backup a file before changing it with “REX Configuration management” (rexify)

How do I backup files when making a change with rex cm (rexify.org) - or do I have to do this manually? I see no option in the File.pm API - description. I hope there is some undocumented feature. ...
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0answers
27 views

How do you keep track of how a certain software installation impacts your system?

I would like to get some advice on how you approach a new software installation on Windows to be able to extract the impact that software makes on your system and attack surface. I need to know what ...
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0answers
38 views

Best way to keep the list of servers, OSs, Databases and so on

I have a Microsoft Visio file in which I list the list of sever my organization has, but not only that, also wich OS they have, Databases, and so on. The problem with the Visio file is that is ...

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