mhausenblas

Set Up Fluent Bit as a DaemonSet to Send Logs to CloudWatch

Create a new 1.13 or 1.14 EKS cluster called container-insights.

Enable IRSA:

eksctl utils associate-iam-oidc-provider \
               --name container-insights \
               --approve

backroot

yum update -y nss
yum install -y https://centos6.iuscommunity.org/ius-release.rpm
perl -pi -e "s/enabled\s+=\s+1/enabled = 0/gi" /etc/yum.repos.d/ius.repo
yum install -y --enablerepo=ius  python36u python36u-libs python36u-pip
ln -s /usr/bin/python3.6 /usr/bin/python3
ln -s /usr/bin/pip3.6 /usr/bin/pip3
pip3 install awscli --upgrade --user
echo "# PATH for AWS CLI" >> ~/.bashrc
echo "export PATH=~/.local/bin:$PATH" >> ~/.bashrc
source ~/.bashrc

iDoka

Install pip3 on CentOS 7

CentOS 7 still have Python 2.7 as the default tool. EPEL repository comes up with Python 3. Here’s the way to setup Python 3 and pip3 on CentOS environment.

Type on terminal:

sudo yum install -y python34-setuptools
sudo easy_install-3.4 pip

chusiang

#!/bin/bash
# =============================================================================
#  Author: Chu-Siang Lai / chusiang (at) drx.tw
#  Filename: teams-chat-post-for-workflows.sh
#  Modified: 2024-07-22 11:44 (UTC+08:00)
#  Description: Post a message to Microsoft Teams via "Post to a chat when a webhook request is received" workflows.
#  Reference:
#
#   - https://gist.github.com/chusiang/895f6406fbf9285c58ad0a3ace13d025
#   - https://devblogs.microsoft.com/microsoft365dev/retirement-of-office-365-connectors-within-microsoft-teams/

garunski

#!/usr/bin/groovy

timestamps { 
  podTemplate(
    label: 'jenkins-pipeline', 
    inheritFrom: 'default',
    containers: [
      containerTemplate(name: 'chrome', image: 'garunski/alpine-chrome:latest', command: 'cat', ttyEnabled: true)
    ]
  ) {

pydevops

• 0.1. References
• 0.2. Other cheatsheets
• 0.3. Manage multiple gcloud config configurations
  • 0.3.1. Switch gcloud context with gcloud config
• 0.4. Credentials
• 0.5. info
• 0.6. projects
• 0.7. zones & regions
• 0.8. Organization
• 0.9. billing

lilongen

- prepare work
a. make cm node can ssh to all nodes without password
   ssh-genkey, ssh-copy-id
b. hostname mapping
c. mysql server
d. postgresql
e. ntp
   systemctl disable chrony
   centos7 default enable chrony server, even enable ntpd, cuase chrony started, ntpd will not started
   this will cause CDH ntp error, so need to disable chrony.