Questions tagged [automation]
Automation is the process of building or integrating software that takes a manual or laborious task and brings it under machine control, thus reducing labour. Use this tag to describe questions that are about automation.
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why does my Ansible playbook throw "Found existing installation: requests 2.25.1\n\n:stderr:ERROR: Cannot uninstall requests 2.25.1"?
I'm trying to run an ansible playbook that installs docker and docker-compose and runs a compose file on a ec2 t2.micro.
To use the docker modules in ansible, I need to have docker and docker-compose ...
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7
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Automating toil jobs on a cluster
Imagine a highly loaded and highly secure production cluster of Openstack(actually it can be any thing else either), there are multiple toil works that are completely independent, or implemented in ...
- 101
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GitHub subtree merge requests
I have a git repository in which a subtree has been merged from some branch in an upstream repository (i.e. using the subtree merge strategy); customisations are then committed into my repo's copy of ...
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Automating AWS Cloud resources provisioning for laravel multi-tenant app
I have a Laravel web application, that is a school management system.
Currently I am using Heroku to host the application, but I now want migrate to AWS for cloud hosting.
I want to be able to create ...
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How to create a bot user for an organization in GitLab?
Background: In GitLab it is possible to create bot users for projects and for groups. A project bot can only access one project by using one access token and a group bot can only access the projects ...
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How is 'self-healing' to be reconciled with Infrastructure as Code?
As a relative newcomer to the developments happening in Operations - DevOps, SRE, etc. - I'm struggling with a big-picture problem. The following is a specific example, using a network load-balancer.
...
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477
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Work item rules in Azure DevOps board: Parent STATUS (custom field) dependent on child STATUS
I'm working in Azure DevOps and have some organisational restrictions so instead of using "State" we will use a custom field "Status" with 6 options:
On Track
Delayed
Pending
Done
...
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550
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How can you do pre-merge testing in trunk based development?
Currently, we use a simple branching strategy, with a single main branch and one layer of feature branches; no branches on branches on branches. We also have many pipelines that run against each PR to ...
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Packer Ubuntu 21.10 initramfs unpacking failed write error
I'm trying to create a VMI using the official Ubuntu 21.10 iso using Packer and export it to Vagrant box and, if possible, to a simple ISO that I can install manually on another computer.
I'm getting ...
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How can I provision using Vagrant if I need a system restart in the middle of the provisioning process?
Good day to you all,
How can I approach the following case:
System: CentOS Stream/7-8; RHEL; Fedora
Vagrant up (init a machine) with shell script provisioning as a file.
Case: I go for a full update, ...
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44
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Continuous integration of an operating system
I want to hire a VPS but my problem is that most if not all of the VPS companies out there expect me to work with it as is and if I want to majorly upgrade it, I must, backup everything I have added ...
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490
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How to check the status of Ethernet port using ansible?
I want to check status of Ethernet port whether it is up or down on remote server using Ansible?
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2k
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What do skipped, rescued, and ignored results mean in ANSIBLE playbook execution?
What do skipped, rescued, and ignored results mean in an Ansible playbook execution?
What would be a possible scenario where these results would be different from 0?
PLAY RECAP ************************...
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131
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Dynamic environments per client, which is the best approach, if any?
I don't know how to explain this problem better, but I'll try to explain it clearly:
Where I work our customers are companies, with lots of users
We offer a SaaS solution for them to manage stuff
For ...
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1
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2k
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How to add a string to a line when it doesn't exist?
I'm trying to solve a problem where I want to add a setting 'pci=noaer' to all kernel definitions in /boot/grub/grub.conf, but only if the setting doesn't exist. I've managed to get the basic ...
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What is a good strategy to reliably and automatically perform remote system tests of a web service?
In a company I work for, we have deployed many services: a major part of them are small and rather rarely used, but an outage would be a problem nonetheless. At some point I realized that manual ...
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java.lang.UnsupportedOperationException: no known implementation of class jenkins.tasks.SimpleBuildWrapper is named BuildUser in jenkins
I preparing script in Jenkins as below where I getting error while build job. This job is send email to user for input for next step.
[Pipeline] End of Pipeline
java.lang....
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64
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Auto build and upload to AWS new docker image after commit in repo
I'm new at DevOps, and I looking for solution to my problem.
I have a private code repository where I have a some Flask apps in one of many folders. Example of structure:
- Project
-- Django Apps
--- ...
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1
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424
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Problem with Ansible Asynchronous actions
I'm trying to run two simple tasks
Task A starts an Ipref3 server and waits for a client to connect
Task B starts to run from host-1 until the given timeout
once Task B (host-1) is over another Task B ...
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336
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How to get code from Bitbucket via Octopus?
Is there a way that I can tell Octopus to take its code from Bitbucket and not GitHub (without using Bitbucket's pipelines)? I couldn't anything under community steps that would let me do that (...
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269
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How to make Octopus Deploy trigger a new release when a new release made on GitHub?
I have a GitHub project that I'm using to trigger new releases on Octopus. I can see triggers for machine changes, or timed things, but not specifically when a new release is created on GitHub. This ...
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99
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Are there automated quality checking tools for Ops code
In the dev world, we have several tools available to us for automated quality checks. We have unit tests that run on each build, Sonar to check for code quality, metrics being sent to Grafana and ...
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98
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How to Automate VM provisioning and setup using code?
Here is what I want to achieve.
I write code(Java, NodeJs, Go) to tell the program
which Cloud Provider to choose- AWS/Azure
write code to create a instance , lets say AWS - EC2 instance under which ...
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139
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Saltstack howto create a Concatenation CA?
I would like to have the following a bit more clean. I'm trying to create concatenated CA file using Salt.
To accomplish this I first have to collect all glusterfs.pem files from all my minions and ...
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128
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DNS Issues with Cloud formation template
I am trying to automate the creation of an EC2 instance with CloudFormation but am running into issues with DNS.
Once the instance is created it can't seem to resolve any hostnames. I try to ping a ...
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33
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Automate Application Upgrade in Azure VMs
Sorry if this question is on the wrong Stack Exchange or too vague. I am really new to DevOps and got a big task and don't want to start on the wrong direction.
We have many Linux-based (Redhat) VMs ...
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2k
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How to automate the key exchange in WireGuard when you deploy a cluster of machines?
Let's assume you want to deploy a cluster of machines on Hetzer Cloud. For simplicity let's call them worker1, worker2, worker3. They need to communicate with a server called master, which will be ...
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Clarification about Operational Support System
I just started my career as a BA. As the first task, I have to study about operational support systems like ansible tower. I could not find any references to study about this. What are the similar ...
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Jenkins Declarative Pipeline: Can Jenkins execute a dynamic list of jobs?
Context: I have a long dynamic list of builds calls that I am currently executing in parallel successfully. Example below.
Problem: In some specific moments it is required to run that list of builds ...
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535
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Ansible event driven capacity
I've been using SaltStack a lot in my previous job, and loved its event driven model. Now, in my new job, we are using Ansible, and definitely not in an event driven model.
I was wondering if there ...
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Ansible: When 'directory/file exists' in a loop
I have written some Ansible code to put users from the users.yaml file in the variable 'nexus_local_users' to be used by a role. When doing this a random password is created and written to the '...
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169
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Cloud agnostic infrastructure automation better than terraform?
Are there any infrastructure automation technologies which do a better job at being portable than terraform?
We heavily leverage terraform as it is a cloud-agnostic technology (vs, say, ARM templates ...
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100
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Infrastructure Automation with GitLab
I am looking to validate the use of devops for a team of seven people, each having a specific function.
1 Java Developer
1 System Administrator
1 Team Lead/Project Manager
1 Identity Management ...
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How to automatically deploy routers / industrial PC's
I'm facing the problem, to setup Gateways and Industrial PC's (with SSH access) regularly. All have different default settings. Some have a default root password, some have a default user. Some have a ...
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Which CI/CD system do/would space companies like SpaceX use for continuous integration in their devops practice? [closed]
Here is an industry specific question.
I have also seen it on Reddit "What is the CI/CD tool at Tesla/SpaceX?" but there is no relevant answer so far.
I wonder whether there are, or are ...
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How to set Terraform Cloud environment variables from the command line?
Terraform Cloud is a SaaS platform for managing Terraform runs, state and variables. Once you have created a project you can set environment variables via the following page:
https://app.terraform....
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475
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Check connectivity of 5000 + servers from ansible and get list of hosts which are connectable and which are not
I need to check connectivity of hosts on port 43. I can manually login and check connectivity by:
nc -v `hostname` 43
nc -v `hostname_1` 43
Is there any ansible script that goes through all the ...
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1
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108
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PowerShell command to automate Azure Linux VM [closed]
I am looking for some PowerShell command which can check if any update/patch need to be applied to existing Azure Linux VM and then apply the patch if required.
I will then use this PowerShell ...
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How do I configure Jenkins to trigger on a pull request based on the Git branch's name?
I want pull requests to Git where the target is master and the source has a string "foo" to trigger a Jenkins build.
If this string "foo" appears in the source branch's name when there is a pull ...
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80
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Update Service Hooks in TFS2015 through Jenkins Job [closed]
Is there a way to modify what branch a service hook is monitoring through a Jenkins job?
Our build jobs within Jenkins are triggered via service hooks within TFS. When we branch, inevitably we ...
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402
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Building a CI/CD pipeline on GCP
I have a containerized web application on GitHub and I would like to build a CI/CD pipeline on GCP consisting of a trigger stage, a build stage and a deployment stage and be able to do continuous ...
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61
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How to have kubernetes (re)build containers on deployment similar to openshifts ImageStream
I am currently investigating how to manage the containers for our new data-processing pipeline.
What I would like to do is to be able to have whatever tool I choose rebuild the docker images when I ...
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639
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how to run an Ansible command for specific number of hosts
I am new to Ansible and i have a question about limitting hosts in a host group at running commands.I have these host groups in my inventory:
[primary]
host1
host2
[standby]
host3
host4
...
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43
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Is there any Selenium-like software for executables?
I have some app I want to test i.e. it has a window opening up and I want to press some of the buttons and fill in some text boxes, and I need to do the same process multiple times.
I heard about ...
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137
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AWS Automation Document Run Steps Against Different Servers Targeted By Tag
As the title describes I want to execute a step against a resource, but I want to specify that resource not by resource id but by tags, I have tried with the below example, but it doesn't work. What ...
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160
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How to avoid build scripts duplication
Let's say you've got several code repositories on GitHub. You want to build, test and deploy them. You picked a continuous integration service (e.g. Travis CI, AppVeyor or something else) and wrote ...
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54
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Auto-scaling, how to securely get code from private repo
I want to setup an auto-scaling configuration but cannot think how I can securely get code from a private repo when I spin up new instances.
I obviously don't want to put passwords in startup scripts,...
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94
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Is there an elegant way to use a Dockerfile argument to tag an image?
I use and argument (ARG) in my Dockerfile to download a particular version of an application. I would like to tag my image with that version number. I end up writing something like that:
sh$ ...
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81
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Docker image two-steps build
I have a third party PHP application to install in a container. The application is shipped without its dependencies. There is a provided script to automate dependency installation, but it relies on a ...
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How to automate a work-flow in the cloud? [closed]
I'm currently trying to scale a crawler in the cloud.
I'm wondering what would be the best way to automate the work-flow, considering the following conditions:
- Guaranteed bandwidth, CPU and memory ...
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