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351 questions with no upvoted or accepted answers
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4
votes
1answer
2k views

How to fix a “heartbeat failure” in Docker Swarm?

My cluster is currently located in a single data center. I've been trying to change that by adding a single worker node from another data center, but so far it hasn't worked. I'm able to make this ...
4
votes
1answer
921 views

Monitor Jenkins node/slave health

For a project i'm working on we need to create a Jenkins node in an AWS environment. For this we will work with the docker image which is available on https://github.com/jenkinsci/docker-ssh-slave ...
4
votes
0answers
2k views

Is there a standard pattern for doing flyway migrations on a kubernetes stack?

There's these instructions from redhat but they're cooking their own flyway. Here's what I've done: I have a dockerfile that looks like this: FROM boxfuse/flyway ADD ./flyway /flyway #TODO: ...
4
votes
1answer
70 views

How to recreate GCP Preemptible VMs behind LB before they expire?

I created preemptible instances in a managed instance group behind LB, I specified the preemptible option in the instance template. Because GCP Compute Engine always terminates preemptible instances ...
3
votes
0answers
18 views

Azure DevOps - How Do I Change the Service Connection for a Build Pipeline

I have a build pipeline already configured using a .yml file. I transferred the repository over to a different organization on GitHub, added all of the necessary Azure Pipelines integrations and ...
3
votes
1answer
128 views

How to arrange builds for staging and production with Azure DevOps?

On Azure DevOps I need to build and deploy a ClickOnce application. Because this application needs to be signed (including config) I must create a build for staging and a build for production. I ...
3
votes
0answers
817 views

Jenkins error using Junit plugin: Test reports were found but none of them are new. Did LeafNodes run?

I'm trying to get our test reports (generated using google test with the xml output switch) into Jenkins, but keep getting the error message: Test reports were found but none of them are new. Did ...
3
votes
0answers
52 views

if the bottle neck is the number of connections, is it better to scale redis by sharding or by replication?

Background last week we had a major outage, we identified the bottle neck to be redis number of connections: Our quick fix was to scale redis from cache.m4.4xlarge to chache.m4.10xlarge (vertical ...
3
votes
1answer
27 views

Cross-Platform Deployment Tasks in Bamboo

Currently most of my deployments are using a dedicated agent and using Robocopy (windows) or SSH (linux/osx). A common scenario for my deployments are copying .dlls from a .net project to a server. ...
3
votes
0answers
34 views

Validating release artifact provinence

While this question could be posed in a vendor agnostic fashion - I'll gear it around Github and Azure to give it some context. I am planning an open-source project, in a sensitive business domain (...
3
votes
1answer
110 views

node js deployment on production server

I wanted to know standard process to deploy nodejs app on production. As of now I am following the process as below Pull the source code git pull git_url Install npm dependencies npm install ...
3
votes
1answer
451 views

Kubernetes auto scaling in cloud environment

Anyone knows if there is a solution to provision (non-managed) autoscaling Kubernetes clusters in the cloud? I am looking for a generic solution that will work in any public cloud and in private data ...
3
votes
1answer
337 views

jenkins - gitparam jobdsl - branchFilter

I want to fill branchFilter automatically on Jenkins using JobDSL plugin and language. This is the url of Jenkins Job DSL plugin: https://jenkinsci.github.io/job-dsl-plugin/#path/javaposse.jobdsl....
3
votes
0answers
84 views

Installing Packages from a 3rd Party Repository with FAI

Problem I want to install Docker CE on a Debian Stretch system using Fully Automatic Installation (FAI). The official Docker documentation recommends that you install Docker using their package ...
3
votes
1answer
124 views

Connect external Jenkins Master to GKE with Kubernetes plugin

I find the documentation at https://github.com/jenkinsci/kubernetes-plugin quite unclear when it comes to step by step configuration of external Jenkins master. What are the exact steps that need to ...
3
votes
1answer
286 views

Is there any way of getting code coverage with molecule?

I'm currently working on testing Ansible roles with Molecule. I have one role with 2 scenarios that are executed in Jenkins but just before that, those are submitted to a SonarQube analysis. So I ...
2
votes
0answers
4 views

Dedicated/Separate Git Repo as Terraform Remote Backend

I see that there are multiple options for Backends, however git isn’t one of them. I believe git can be used as a backend for tfstate, in the below steps: Create a dedicated git repo Commit the ...
2
votes
0answers
28 views

yaml files in jenkins pipeline

Just started out working on jenkins, among other things I'm trying to understand the role of yaml in pipelines. I understand that pipelines or declarative pipeline (do other type of pipelines exist in ...
2
votes
0answers
21 views

Gitlab: Always having the possibility to launch a manual job (even if something failed before)

I'm using gitlab-ci. I have a pipeline that has the following steps : code-verification some tests deploy (manual) some more tests rollback (manual) Both the deploy and the rollback job have to ...
2
votes
0answers
46 views

How to deploy StatsD listening on UDP in kubernetes with external loadbalancer on AWS?

Our goal is to have StatsD deployed on k8s cluster running on AWS. Currently all existing applications using UDP to send StatsD metrics. As we understood from the kubernetes docs and tests we ...
2
votes
0answers
26 views

Confluent Kafka helm chart - broker pods not being able to communicate to Zookeper overtime

We are running confluent helm chart on a lot of clusters, we occasionally get brokers pods failing after some time and no self-heal after is following, the error in the broker usually is the following:...
2
votes
0answers
49 views

Remote connection from Docker container by FTP

I built my docker image and run it: docker run --rm -P -d test:latest Then I entered the command and opened connection: ftp open XXX I successfully connected and entered user data. After that I ...
2
votes
1answer
92 views

How do I delete a default AKS node pool when I get an error saying it's the “backend address pool of the basic load balancer”

I'm attempting to replace a node pool in Azure Kubernetes Service with a new pool (that has a larger VM size). The current pool was deployed using an ARM template that uses version 2019-06-01 of the ...
2
votes
0answers
29 views

Enable SSLv3 in Minikube Nginx Ingress

I have some problems with enabling SSLv3 in my Nginx Ingress used as a Minikube addon. I have read in docs how to do it. It should be as simple as adding single map. Unfortunately I haven't had much ...
2
votes
0answers
16 views

How can I allow admins to run Django Admin CLI commands against a Django application deployed live as part of a Docker Swarm cluster?

Specifically, I want them to run the following: https://django-q.readthedocs.io/en/latest/monitor.html I am looking to write a minimal wrapper-script which would simply allow them to run a single ...
2
votes
0answers
11 views

how to protect proxy credentials of a local docker daemon run by systemd from viewing by ordinary users?

i have my local docker CLI binary connected with a docker daemon on the LAN (or better say on the same machine). for certain duties this daemon needs to connect to the internet via a company firewall/...
2
votes
0answers
22 views

Jinja syntax error: missing endif, in spite of providing it

I am using Salt 2019.2.0 version and below is my state file where I am using if condition to check the values and run states if it's a match. Even if I have provided endif, it says Jinja looking for ...
2
votes
1answer
26 views

How to locally resolve host name starting with variable slug?

An app, running on my laptop in development mode, comprises several Docker containers, one of which runs a Django web app. This web app expects to receive HTTP requests using a hostname with a ...
2
votes
0answers
42 views

Istio - corsPolicy allowOrigin from virtualService not blocking curl requests from different origins

Bug description 1.2.2/1.2.10/1.4.0/1.5.1/1.5.2/1.5.3/1.5.4/1.6.0 - allowOrigins not blocking curl requests from different origins. Security vulnerability scan has detected this. When I curl if a ...
2
votes
0answers
29 views

Thanos or Cortex - What handles very large scale (say, hundreds of millions of time series) better?

We're looking at a new metrics solution and are attempting to build it in house. So, my question is: What can scale more effectively / with less pain; Thanos or Cortex? I understand the general ...
2
votes
0answers
32 views

SFTP server with third party user management system?

I understand how to set up SFTP servers on Linux and create users and their passwords manually. So basically, the users get authenticated as normal Linux users get authenticated through /etc/passwd. ...
2
votes
0answers
44 views

How to test production Ansible execution without having to provision target

We use ansible for our day to day operation and so far so good. We have been looking for a way to run local test etc just like chef guys and found molecule that we use with testinfra/vagrant. While I ...
2
votes
0answers
28 views

Issue with Spinnaker automated trigger

I am trying to get Spinnaker to have a pipeline use an automated trigger which is an image pushed to an ECR repo. I can add different repos fine but can't seem to see the images. I am following this ...
2
votes
0answers
17 views

Connecting to MySQL Remotely on Azure VM

I am having trouble connecting remotely to my MySql install that runs on an Azure VM. Here is what I did: Ubuntu VM with MySql 5.7 installed Bind Address set to 0.0.0.0 User granted rights with ...
2
votes
0answers
65 views

Spinnaker not showing images in pipeline trigger

I have a Spinnaker pipeline which I am trying to add an automated trigger from an ECR repo. Spinnaker lets me add the docker registry as per the following spinnaker doc link, however I am unable to ...
2
votes
0answers
54 views

Allowing all apps/users access to folder - S3FS-FUSE

I'm running an application on AWS EC2 Ubuntu instance, here's what I've done: - I've mounted S3 bucket as folder with s3fs-fuse using this command (unfortunately as root : sudo): sudo s3fs ...
2
votes
0answers
16 views

In TFS how to check a C# source code base for wrong usage of static variables or methods in multithreaded code before build

We have a huge base of code from an .NET Desktop ERP, database access layers are now being used for web projects, so we experienced multithreading issues because of static variables. For now I would ...
2
votes
1answer
215 views

Use dynamic values for parameter-store in aws buildspec.yml for CodeBuild

For my CodeBuild projects, I have a dev, staging and production project. Each project has an environment variable called $BUILD_ENVIRONMENT set to dev, staging and production, respectively. Each stage ...
2
votes
0answers
12 views

Bitbucket: Is there any option to restrict deletion of release branch only after it is merged to master

We are using GitFlow workflow. After merging the release/* branch to master, we need to close the branch. For this task, we need to provide deletion access to pull request merger but in this case, ...
2
votes
0answers
18 views

How to exit Migration purgatory on Travis CI for free/open source project?

My apologies if the title does not make much sense. I'm not sure the name of the limbo I am in. I contribute to several free/open source projects. For example, one of the projects is Wei Dai's Crypto+...
2
votes
1answer
217 views

What are the ways to get authorized access to mlflow through Azure Active Directory?

What are the ways to get authorized access to mlflow through Azure Active Directory? Requirements: I need to grant access to the mlflow web interface installed on a Ubuntu 16 Virtual Machine in ...
2
votes
0answers
38 views

Can you use docker-machine from Bitbucket Pipelines?

I have some servers where I have nginx installed on the base system in reverse proxy mode, and then use Docker deployments to push out containers where just the local HTTP port is exposed. We don't ...
2
votes
0answers
29 views

Issue building deb package using Docker/Windows

I am trying to create a way for our developers to be able to build deb packages from their Windows machines. We would like to reuse what we have for *nix so I've written a few batch scripts which are ...
2
votes
0answers
37 views

Cheapest database option on Azure supporting Offline Data Sync / Azure Mobile Apps

What's the cheapest database option on Azure that can be used with Offline Data Sync? I want to run a productive app on that, but I don't expect many users and as it's only sync I don't need ultra ...
2
votes
0answers
44 views

Run Docker Containers without having a logged in User on Windows

Is it possible to run Docker containers without being logged in as a user on Windows? I have a few containers I am auto-deploying on a server, but I am currently stuck leaving a generic service ...
2
votes
2answers
1k views

Trigger cicd pipeline after merge request accept on master, Gitlab

Trying to run some task after merge request get accept (only on master branch). I am aware of only: - master -merge_requests config options, but want to specifically run pipeline only when code get ...
2
votes
1answer
46 views

Commit messages from Submodules to Jenkins Change Log

I have a project with 3 submodules that are updated whenever that project is built and the project is built mainly for an installer (which is not in a submodule). Not a lot of changes are made in the ...
2
votes
2answers
416 views

Coding conventions for docker-compose files?

Is there some globally admitted coding conventions for docker-compose files? Below is a sample docker-compose.yml from a small project we have here: version: 3 networks: net: driver: 'bridge' ...
2
votes
0answers
38 views

In simple terms, what is the advantage of a Virtual Kubelet?

I have read about the Virtual Kubelet project. I can see that it allows you to delegate from Kubernetes to an Azure Container Instance (ACI), that it allows you to deploy both unix/windows boxes, ...
2
votes
1answer
70 views

Easiest way to manage an elasticsearch cluster in GCP?

I'm trying to create my own Elasticsearch cluster to use for security analytics. I'm familiar with the function and setup of a single instance deployment, but I'm having trouble figuring out the ...

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