Questions tagged [rancher]

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11
votes
3answers
528 views

How do I automate deployments with Kubernetes?

Assuming I have Kubernetes deployed via Rancher and Jenkins is building new images and pushing them to DockerHub upon check-in of new code to GitHub, how do I automate getting new images deployed? ...
3
votes
0answers
45 views

After deployment, one Rancher load balanced RESTful app instance returns 404 while other returns results

I have setup a CI/CD pipeline which triggers builds, packages, and deploys tasks that execute on Gitlab online whenever a Spring boot RESTful service app is checked in. The three stages and tasks run ...
2
votes
1answer
602 views

Why is the K8s UI not available when rancher is used?

K8s has been created using rancher, but when one would like to access the UI it shows: Service unavailable Methods Method 1 rancher was deployed locally using vagrant k8s was deployed click the ui ...
2
votes
1answer
67 views

What are the two project layouts offered by Rancher on installation?

During login after initial setup, Rancher CLI asks the following: Do you want to continue connecting (yes/no)? yes NUMBER CLUSTER NAME PROJECT ID PROJECT NAME ...
2
votes
1answer
484 views

Rancher & gitlab-runner - is there a way to get the gitlab-runner to tell Rancher to start the CI test environment instead?

I’ve got an AWS gitlab instance successfully doing CI with gitlab-runners running under vagrant on my local dev machine. I’d like to move the runners off my machine and onto a standalone server... I’...
2
votes
0answers
35 views

Which volume solutions are the most convenient when building Docker & microservices based application?

My application consists of few microservices and web (React) frontend. Basically I have auth microservice, application backend service, various data processing services and frontend rendering server. ...
1
vote
2answers
460 views

Kubernetes on k3s can't resolve domains from custom dns server (fritz.box with dnsmasq)

I have a dns server running at 192.168.0.19 for custom domains like .fritz.box. Having a single node cluster on k3s, Rancher was installed using a subdomain server2.fritz.box using this command: ...
1
vote
1answer
56 views

Rancher, Load Balancing and own domain

I have a question about rancher. I'm running my rancher on aws. I have created a new cluster with two nodes (workers) and I have deployed my docker images. Now I wanted to add Load Balancer, but I don'...
1
vote
0answers
21 views

“Error: forwarding ports: Upgrade request required” Error in helm of a kubernetes cluster

I have a kubernetes cluster built using kubespray and imported to Rancher. The nodes are configured with CentOS Linux 7 3.10.0-957.12.1.el7.x86_64 Docker version : 18.9.5 Kubelet version : v1.14.1 ...
1
vote
0answers
17 views

Measure service unavailability during upgrade

I am deploying a microservices - based application using an orchestrator (Rancher specifically). During the service upgrade (when new images are being pulled and services re-discover one another), ...
0
votes
1answer
33 views

Kubernetes multi cloud

I'm exploring doing kubernetes on a multicloud setup the configuration I want is a master connected to nodes in multiple cloud platforms. In my limited research I haven't found many tools to make this ...
0
votes
1answer
941 views

Migrate Rancher host from server to server

I have 4 Rancher servers: one for each environment: dev, sandbox, staging & prod. 3 of them are of an older Rancher 1.4 version (sandbox, staging, prod) & are hosted on OVH hosting, the one ...
0
votes
1answer
20 views

Why do some components vanish from the catalog list if one component has been installed in Rancher?

If one adds a component from the catalog in Rancher and one would like to add another component than the list seems to be reduced. Why do some components vanish from the catalog list if one component ...
0
votes
0answers
38 views

Problems mounting GlusterFS when starting up pod (in Kubernetes)

Just to give a bit of background - I have a 3 node GlusterFS cluster running, and I made sure to test it works by mounting a few directories on some servers. I also tested a mount on the Kubernetes ...
0
votes
0answers
107 views

Jenkins Kubernetes Rancher, how to do a CI with these tools

I'm new with Rancher and Kubernetes and I have some know how of Jenkins. The point is that I don't know how to do a continuous integration of my apps with Rancher and Kubernetes. Is good to use ...
0
votes
0answers
76 views

How to do Rancher 2.0 Node Scheduling Priority Settings?

Does anyone have experience with Rancher 2.0 priority scheduling? I would like to make sure certain containers are running over others. If I add scheduler, priority and priority class name, nothing ...
0
votes
0answers
63 views

Integration Kubernetes with rancher?

In real production integration between Rancher and Kubernetes, please give an example topology and a scenario. Do we still need Rancher when I can manage the cluster with Kubernetes service that ...