ifconfig
mkdir hi
ls
cd hi
pwd
nano hi.txt
touch test.txt
echo "hello" > file3.txt
cp hi.txt file6.txt
mv hi.txt file7.txt
df
du
rm file6.txt
mkdir bye
rmdir bye
man pwd
pwd --help
uname
sudo apt-get update
git config --global user.name "your_username"
git config --global user.email "[email protected]"
git init
##create doc file in local drive
git add .
git status
git commit - m "comment"
git push
git remote add origin url
git push --set-upstream origin master
##change to master branch in git hub repo and check if file is added
## add a new file
git fetch
git merge
## make another file
git pull
git log
##to create a new branch
git checkout -b anybranchname
git checkout abovebranchname
git remote -v
git branch -vv
git ls -files
## to restore modified file, modify content of a file in local
git status
git restore filename
git status
git clone url
cd
make java file
build execute windows batch command
D:
cd D:\joBhiHai
javac ulala.java
java ulala
make java file for parameters
This project is parameterized
string1
string2
class StringArguments
{
public static void main(String args[])
{
System.out.println("My name is "+args[0]);
System.out.println("My surname is "+args[1]);
}
}
build execute windows batch command
D:
cd D:\joBhiHai
javac ulala.java
java ulala %string1% %string2%
echo "Your name is %str1%"
echo "Your Surname is %str2%"
echo "Your Favorite City is %city%"
echo "Are you a student %student%"
source code management: GIT
enter git link for maven
goals and options: clean compile test package
output directory : C:\ProgramData\Jenkins\.jenkins\workspace\maventry\target
Source code management: GIT
enter git link for ant
build: invoke ant
ant version :ant
targets: clean compile test package war
pipeline {
agent any
stages {
stage('Form') {
input {
message "Please fill this form"
parameters {
string(name: 'PERSON', defaultValue: '', description: 'Your Name: ')
booleanParam(name: 'STUDENT', defaultValue: true, description: 'Student')
choice(name: 'DIVISION', choices: ['A', 'B'], description: 'Pick division')
text(name: 'PID', defaultValue: '', description: 'Enter your PID')
}
}
steps {
echo "Hello, ${params.PERSON}"
echo "Toggle: ${params.STUDENT}"
echo "Choice: ${params.DIVISION}"
echo "PID: ${params.PID}"
}
}
stage('info') {
steps {
echo 'This was your information'
}
}
stage('Bye') {
steps {
echo 'Bye'
}
}
}
post {
failure {
echo 'The build was unsuccessful, try again later.'
}
}
}
container name/container id can be used
image name/image id can be used
docker search ubuntu
docker pull ubuntu
docker images
docker images -q
docker run -t -d ubuntu
docker ps
docker pause containername
docker unpause containername
docker stop containername
docker run --name containername hello
docker kill ubuntu
docker ps -a
docker rm containername
docker rmi imagename
docker stats
docker run -it ubuntu
exit
docker inspect ubuntu
docker history ubuntu
docker commit container_id imagename
docker tag imagename username/nameOfRepository
docker push username/nameOfRepository
check if image has been uploaded to your dockerhub
docker container prune
make folder with dockerfile and index.html in it
open a terminal in this folder
docker build -t imagename .
docker run --publish 8888:80 imagename
open browser and go to localhost:8888
ngrok http 8080
webhook create
webhook ngrok http link paste /github-webhook/
webhook applicaton json
build triggers : github hook trigger for gitscm polling
pipeline: defn: pipeline script from scm
scm git
repo url
script path: hello-world/Jenkinsfile
build manually once
FInally update github repo
Ubuntu 18.04 Free tier
number of instances : 2
Configure security Group : Type - All TCP, Source - Anywhere
Create new key pair
name it
download key pair
open putty gen
load
select pem file
save private key
+ssh
go to auth
select ppk file
session - add ip
open
sudo apt-get update
wget https://apt.puppetlabs.com/puppet-release-bionic.deb
sudo dpkg -i puppet-release-bionic.deb
sudo apt-get install puppetmaster
apt policy puppetmaster
sudo systemctl status puppet-master.service
sudo nano /etc/default/puppet-master
Add this line in the puppet master file: JAVA_ARGS="-Xms512m -Xmx512m"
sudo systemctl restart puppet-master.service
sudo ufw allow 8140/tcp
sudo nano /etc/hosts
add line here "master-ip puppet"
Run these two commands at the end(after every slave command is executed)
sudo puppet cert list
sudo puppet cert sign --all
sudo apt-get update
wget https://apt.puppetlabs.com/puppet-release-bionic.deb
sudo dpkg -i puppet-release-bionic.deb
sudo apt-get install puppet
sudo nano /etc/hosts
add line here "master-ip puppet"
sudo systemctl start puppet
sudo systemctl enable puppet
sudo puppet agent --test
sudo mkdir -p /etc/puppet/code/environments/production/manifests/
cd /etc/puppet/code/environments/production/manifests/
sudo nano site.pp
file {'/tmp/hi.txt':
ensure => present,
mode => '0644',
content => "it works on ${ipaddress_eth0}! \n",
}
node default{
package {'nginx':
ensure => installed,
}
file {'/tmp/status.txt':
content => 'nginx installed',
mode => '0644',
}
}
node default {
exec { 'apt-update':
# exec resource named 'apt-update'
command => '/usr/bin/apt-get update'
# command this resource will run
}
# install apache2 package
package { 'apache2':
require => Exec['apt-update'],
# require 'apt-update' before install$
ensure => installed,
}
}
After writing every manifest, sudo puppet agent --test
cd
cd /tmp
cat hi.txt
go to Slave's Ip address
nginx webpage shows
go to Slave's Ip address
Apache2 webpage shows