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Argo CD Deployment with Helmfile Plugin - VolumeMounts Not Found

I'm trying to set up an Argo CD deployment with a Helmfile plugin in my Rancher kubernetes cluster, following this reference document. However, I am encountering issues with volume mounts not being ...
hamed's user avatar
  • 1
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0 answers
21 views

Rancher certificate issues with letsencrypt

We have a sandbox Rancher cluster that autonomously renews its certificate via Let's Encrypt. Since it's a sandbox cluster, we only bring it up when needed. The certificate expired while the cluster ...
younghoern's user avatar
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0 answers
23 views

Understanding the Use of cattle-unauthenticated ClusterRole and ClusterRoleBinding for RANCHER

After running an EKS hardening program, I encountered a vulnerability related to the cattle-unauthenticated ClusterRole and its associated ClusterRoleBinding. The program advised against binding ...
Nasil Kp's user avatar
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0 answers
46 views

The Plain HttP Request sent to Https port for passbolt deployment

I have an issue when deploying passbolt on Kubernetes through helm chart. ( I use rancher for the management UI) Nginx controller in used for k8s ingress and target port is 443 on passbolt service. ...
Mhd Ridho Swasta's user avatar
0 votes
0 answers
23 views

Where are all these requests made by pods going to in a RKE2 kubernetes cluster?

I'm using tcpdump in my nodes to track all requests/connections made from pods and I noticed there's a lot of entries going to addresses like the ones below. They clearly belong to something in the ...
rasco22862's user avatar
2 votes
1 answer
5k views

Unable to connect to the server: tls: failed to verify certificate: x509: certificate signed by unknown authority

I am facing issue when trying to import k8s cluster in Rancher. here are the logs of when trying to run the commands: Commnad: curl --insecure -sfL https://172.31.91.168/v3/import/...
Abdullah Manzoor's user avatar
0 votes
0 answers
57 views

What are the tools that allow Deployment of Docker images?

Let's consider a Continuous Integration & Delivery pipeline that builds and push a Docker image to a Docker registry. I'd like to be able to: Manually deploy this Docker image, on demand, ...
Eric MORAND's user avatar
0 votes
1 answer
226 views

Why does the Rancher Security Group use TCP Port 10256?

What does TCP 10256 do and where is to documented. According to the "Rancher AWS EC2 Security Grouplink" it's open. But I don't see any documentation on port 10256 elsewhere. It's also ...
Evan Carroll's user avatar
  • 2,231
0 votes
1 answer
2k views

k3s: Eviction manager: attempting to reclaim" resourceName="ephemeral-storage

When I run kubectl get pods -w --namespace kubeapps I see all my pods are pending NAME READY STATUS RESTARTS AGE kubeapps-internal-...
Evan Carroll's user avatar
  • 2,231
13 votes
2 answers
34k views

error: error loading config file "/etc/rancher/k3s/k3s.yaml": open /etc/rancher/k3s/k3s.yaml: permission denied

When I run commands under k3s kubectl, I get $ k3s kubectl version WARN[0000] Unable to read /etc/rancher/k3s/k3s.yaml, please start server with --write-kubeconfig-mode to modify kube config ...
Evan Carroll's user avatar
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1 vote
1 answer
7k views

"The plain HTTP request was sent to HTTPS port" issue with nginx-ingress in rancher/k8s

I'm running Rancher v2.6.3 and I have a cluster with a Django workload built all on top of AWS. The deployment has a cluster ip port set up, I have an ingress created with a prefix rule pointing at ...
cmhobbs's user avatar
  • 141
1 vote
1 answer
3k views

default backend - 404

I am currently running a small K3S cluster in order to get familiar with K8S. I am able to set up pods with ordinary LoadBalancers and get it to work without any problem. However, when I try to get it ...
Orphans's user avatar
  • 111
0 votes
1 answer
93 views

Apache Camel-k metrics in rancher embedded prometheus

I have a Kubernetes running Rancher 2.4.3. I have the cluster monitoring enabled in rancher, so that exists a Prometheus instance running, so as a Prometheus Operator. Recently I deployed a Apache ...
Beto Neto's user avatar
  • 101
1 vote
1 answer
856 views

how to change a rancher UI installed prometheus server config

I am learning rancher (still) and after deploying the monitoring chart (prom, grafana etc) i need to add more targets to the prometheus config (such as other bare-metal server and some QEMU too), I ...
Pier's user avatar
  • 344
1 vote
2 answers
120 views

Are there arguments against using “imagization" tools in the literature and if so, what are the main ones?

Although I never used an "imagization" tool (for example, Docker) I understand a container as an instantiated (running or stopped) image which in plural are simply put, a server environment and ...
user avatar
0 votes
1 answer
287 views

Will data contained withing Persistent Volume survive cluster deletion?

I have a Kubernetes cluster based on 3 hosts managed via Rancher I've created Persistent Volume on the first host and use it via a claim by a PostgreSQL pod. My app is generating and storing there ...
RandomByte's user avatar
3 votes
0 answers
1k views

Rancher Pipeline: How to pass environment variables from one stage to another [closed]

Currently I am trying to move our existing build infrastructure to Rancher with its CICD pipelines. My main question is: Is it possible to pass environment variables from one stage to another? Our ...
MischCon's user avatar
2 votes
1 answer
2k 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 ...
AnjK's user avatar
  • 121
0 votes
1 answer
69 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 ...
Travis's user avatar
  • 13
3 votes
2 answers
10k 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: ...
Lion's user avatar
  • 181
1 vote
1 answer
205 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'...
Mariusz's user avatar
  • 121
2 votes
1 answer
86 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 ...
Ta Mu's user avatar
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3 votes
0 answers
103 views

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

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 ...
sage's user avatar
  • 179
2 votes
1 answer
1k 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’...
jaygooby's user avatar
  • 131
2 votes
0 answers
46 views

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

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. ...
Kunok's user avatar
  • 121
2 votes
1 answer
91 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), ...
pkaramol's user avatar
  • 987
1 vote
1 answer
1k 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 ...
GTXBxaKgCANmT9D9's user avatar
14 votes
2 answers
783 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? ...
Greg's user avatar
  • 141
0 votes
1 answer
29 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 ...
030's user avatar
  • 13.2k
2 votes
1 answer
711 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 ...
030's user avatar
  • 13.2k
21 votes
1 answer
932 views

What functional differences are there between kubernetes, rancher and mesos?

What are the main feature differences the popular container orchestration tools kubernetes, rancher, and mesos? What would lead you to choose one over the other?
tayworm's user avatar
  • 660