Better way of handling kubectl port-forward on local environment

docs/README.md

@@ -15,25 +15,10 @@ and observe what exactly is going on with your services.
 
 ## Requirements
 
-* Linux Desktop - like [Ubuntu](https://www.ubuntu.com/download/desktop),
-  [Fedora](https://getfedora.org/), [Debian](https://www.debian.org/)
 * [Docker](https://www.docker.com/)
+* [kubectl](https://kubernetes.io/docs/reference/kubectl/)
 * Access to OpenStack environment to provision 3 VMs
 
-::: warning
-If you have a MacOS, please install
-[Byobu](http://byobu.co/),
-[Firefox](https://www.mozilla.org/en-US/firefox/),
-[Git](https://git-scm.com/),
-[jq](https://stedolan.github.io/jq/),
-[kubectl](https://kubernetes.io/docs/reference/kubectl/),
-[siege](https://www.joedog.org/siege-home/),
-[Terraform](https://www.terraform.io/),
-[unzip](http://www.info-zip.org/UnZip.html)
-yourself and start from [Lab 01 - Create VMs in OpenStack / Provision VMs
-in OpenStack](lab-01/README.md#provision-vms-in-openstack).
-:::
-
 ## Objectives
 
 After you complete this course, you'll be able to:

docs/lab-01/README.md

@@ -15,23 +15,17 @@ Run Ubuntu docker image and mount the directory there:
 
 ```bash
 mkdir /tmp/test && cd /tmp/test
-docker run -it -rm -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix -v $PWD:/mnt ubuntu
+docker run -it -rm -v $PWD:/mnt ubuntu
 ```
 
 Install necessary software into the Docker container:
 
 ```bash
 apt update -qq
-apt-get install -y -qq apt-transport-https byobu curl firefox git gnupg jq openssh-client psmisc siege sudo unzip vim > /dev/null
+apt-get install -y -qq apt-transport-https byobu curl git gnupg jq openssh-client psmisc siege sudo unzip vim > /dev/null
 ```
 
-Run firefox **inside docker** container and reopen this page in it:
-
-```shell
-firefox https://ruzickap.github.io/k8s-istio-workshop/lab-01/ &
-```
-
-Install `kubernetes-client` package - (`kubectl`):
+Install `kubernetes-client` package:
 
 ```bash
 curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -

docs/lab-02/README.md

@@ -61,5 +61,16 @@ kube-system   pod/kube-proxy-w4tbd                                         1/1
 kube-system   pod/kube-scheduler-pruzicka-k8s-istio-workshop-node01            1/1     Running   0          78s    192.168.250.11   pruzicka-k8s-istio-workshop-node01   <none>           <none>
 ```
 
+::: warning
+Configure the access to k8s also from your local environment...
+:::
+
+Open new terminal on your PC and run:
+
+```shell
+export KUBECONFIG=/tmp/test/k8s-istio-workshop/kubeconfig.conf
+kubectl get nodes -o wide
+```
+
 ![Kubernetes](https://upload.wikimedia.org/wikipedia/commons/6/67/Kubernetes_logo.svg
 "Kubernetes")

docs/lab-03/README.md

@@ -10,7 +10,7 @@ Helm Architecture:
 "Helm Architecture")
 ([https://blogs.oracle.com/cloudnative/helm-kubernetes-package-management](https://blogs.oracle.com/cloudnative/helm-kubernetes-package-management))
 
-Install [Helm](https://helm.sh/) binary locally:
+Install [Helm](https://helm.sh/) binary:
 
 ```bash
 curl -s https://raw.githubusercontent.com/helm/helm/master/scripts/get | bash

docs/lab-04/README.md

@@ -219,7 +219,11 @@ kubectl delete pod -n rook-ceph  $(kubectl -n rook-ceph get pod -l app=rook-ceph
 sleep 5
 ```
 
-Establish port forwarding:
+::: warning
+Run the following command on your local environment.
+:::
+
+Configure port forwarding to Ceph Dashboard:
 
 ```bash
 kubectl -n rook-ceph port-forward $(kubectl -n rook-ceph get pod -l app=rook-ceph-mgr -o jsonpath="{.items[0].metadata.name}") 8443:8443 &

docs/lab-05/README.md

@@ -95,7 +95,11 @@ helm install --wait stable/fluent-bit --name=fluent-bit --namespace=logging \
   --set backend.es.tls_verify=off
 ```
 
-Configure port forwarding for Kibana:
+::: warning
+Run the following command on your local environment.
+:::
+
+Configure port forwarding to Kibana:
 
 ```bash
 kubectl -n logging port-forward $(kubectl -n logging get pod -l role=kibana -o jsonpath="{.items[0].metadata.name}") 5601:5601 &
@@ -126,7 +130,11 @@ logging     pod/fluent-bit-fluent-bit-c6tbx   1/1     Running   0          80s
 logging     pod/fluent-bit-fluent-bit-zfkqr   1/1     Running   0          80s   10.244.2.12   pruzicka-k8s-istio-workshop-node02   <none>           <none>
 ```
 
-Setup the port forwarding to Cerebro:
+::: warning
+Run the following command on your local environment.
+:::
+
+Configure port forwarding to Cerebro:
 
 ```bash
 kubectl -n logging port-forward $(kubectl -n logging get pod -l role=cerebro -o jsonpath="{.items[0].metadata.name}") 9000:9000 &
@@ -136,7 +144,7 @@ kubectl -n logging port-forward $(kubectl -n logging get pod -l role=cerebro -o
 
 ![Cerebro](./cerebro.png "Cerebro")
 
-Kibana ([https://localhost:5601](https://localhost:5601)):
+[Kibana](https://www.elastic.co/products/kibana) ([https://localhost:5601](https://localhost:5601)):
 
 ![Kibana](./kibana.png "Kibana")
 

docs/lab-06/README.md

@@ -169,7 +169,11 @@ rook-ceph          Active   59m
 rook-ceph-system   Active   63m
 ```
 
-Configure port forwarding for Istio services:
+::: warning
+Run the following command on your local environment.
+:::
+
+Configure port forwarding to Istio services:
 
 ```bash
 # Jaeger - http://localhost:16686

docs/lab-12/README.md

@@ -17,7 +17,8 @@ sed -i "/read NAMESPACE/d" ./samples/bookinfo/platform/kube/cleanup.sh
 To remove your VMs from Openstack, please run:
 
 ```shell
-terraform destroy -auto-approve -var-file=../../terrafrom/openstack/terraform.tfvars ../../terrafrom/openstack
+cd ../..
+terraform destroy -auto-approve -var-file=terrafrom/openstack/terraform.tfvars terrafrom/openstack
 ```
 
 ![Istio](../.vuepress/public/istio.svg "Istio")