rvanbutselaar

#!/user/bin/python
import csv
import re

file = open("redirs.csv", "r")
reader = csv.reader(file, delimiter=',')
for row in reader:
	source = re.sub('^.*\.nl', '', row[0])
	dest = "https://www.trivento.nl" + row[1]
	print("rewrite ^" + source + "$ "+ dest +" permanent;")

rvanbutselaar

HOST="http://localhost:3001"
for dash in $(curl -s -H "X-Forwarded-User: admin" $HOST/api/search\?query | jq -r '.[]'| jq -r '.uid'); do
  echo $dash;
  OUTPUT=$(curl -s -H "X-Forwarded-User: admin" $HOST/api/dashboards/uid/$dash);
  TITLE=$(echo -E $OUTPUT | jq -r '.dashboard.title'| grep -v null)
  echo $TITLE
  echo -E $OUTPUT | jq | tee "$TITLE.json"
done

rvanbutselaar

yum install -y docker

cat <<EOF > /etc/yum.repos.d/kubernetes.repo
[kubernetes]
name=Kubernetes
baseurl=https://packages.cloud.google.com/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=1
repo_gpgcheck=1
gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg

rvanbutselaar

# Aanmaken van een extra / nieuwe master node (master-2) op bais van (master-0):
oc -n openshift-machine-api get machine sbx42-69jrk-master-0 -o json --export| sed -e s/master-0/master-2/g | jq 'del(.metadata.annotations)' | oc -n openshift-machine-api create -f -

# info ophalen over het cluster
oc get infrastructure cluster -o yaml

# delete completed (deployment) pods
oc delete po --field-selector=status.phase==Succeeded

# info over deploymentconfigs met cpu/memory requests & limits

rvanbutselaar

# controleer OpenShift credentials
oc get secret -n  kube-system  openstack-credentials --template='{{index .data "clouds.conf"}}' | base64 -d
oc get secret -n  kube-system  openstack-credentials --template='{{index .data "clouds.yaml"}}' | base64 -d

# controleer status van registry
oc get configs.imageregistry.operator.openshift.io/cluster -o json | jq  '.status'\

# delete OCS operator
oc patch cephcluster.ceph.rook.io/ocs-storagecluster-cephcluster -p '{"metadata":{"finalizers": []}}' --type=merge

rvanbutselaar

# cpu usage per container
sum(rate(container_cpu_usage_seconds_total{pod_name=~"nginx.*"}[5m])* 100000) by (pod_name,namespace)/2500 > 10

# prometheus performance
rate(prometheus_tsdb_head_samples_appended_total[5m])
topk(10, count({job=~".+"}) by(__name__))

# Amount of projects we can deploy using 22GB memory request
sum(node_memory_MemFree_bytes{node=~"compute-.*"} / 1024 / 1024 / 1024) / 22

rvanbutselaar

xpanes --ssh server-{1..3}

rvanbutselaar

- hosts: "{{ src_server }}"
  gather_facts: false
  any_errors_fatal: true
- block
  rescue:
    - set_fact:
        failed_play: true
      delegate_to: "{{ item }}"
      delegate_facts: yes
      with_items:

rvanbutselaar

    - name: 3.6 - Get list of all PersistentVolumeClaim's
      k8s_facts:
        api_version: v1
        kind: PersistentVolumeClaim
        namespace: "{{ env }}"
        label_selectors:
          - orig != glusterfs-gluster01
        host: "{{ openshift_api_url }}"
        api_key: "{{ src_api_key }}"
        verify_ssl: false

rvanbutselaar

# -*- mode: ruby -*-
# vi: set ft=ruby :
#
# cpu = # cpu per VM
cpu = 3

#
# mem = MB ram per VM
#
mem = 4096