Very Useful commands in Devops Areas

• Source ~/pyvirtual/bin/activate
• cat /etc/resolv.conf 
• cat /etc/resolv.conf 
• ssh -i ~/.ssh/centos.pem centos@10.10.1.4
• chmod 600 ~/.ssh/centos.pem 
• Curl ifconfig.co
• ssh -i ~/.ssh/centos.pem centos@10.10.1.4
• ssh -i ~/.ssh/centos.pem centos@10.10.1.5
• curl -H Host:sit0.cardinaldev.io https://10.1.0.10 -k
• curl -H Host:sit0.cardinaldev.io https://10.1.0.10 -kL
• curl -H Host:sit0.cardinaldev.io https://10.2.0.10 -kL
• ansible --version
• which pip
• pip install openshift
• sudo pip install openshift
• source ~/pyvirtual/bin/activate
• sudo pip install openshift
• git pull
• env | grep VAULT
• ansible-playbook main.yml -l openshift -t grafana
• pbpaste > $ANSIBLE_VAULT_PASSWORD_FILE
• cat $ANSIBLE_VAULT_PASSWORD_FILE
• pbpaste > $ANSIBLE_VAULT_PASSWORD_FILE
• cat $ANSIBLE_VAULT_PASSWORD_FILE
• ansible-playbook main.yml -l openshift -t grafana
• ansible-playbook project.yml -t prime_apis -t pods -t configmaps -l uat --vault-password-file=~/le_vault -e container_version=0.2.0-SNAPSHOT-1745

• docker pull jaegertracing/jaeger-cassandra-schema:1.2
• 
  
• docker tag jaegertracing/jaeger-cassandra-schema:1.2 
• 
  
• docker-cardinal.repo.cardinaldev.io/jaegertracing/jaeger-cassandra-schema:1.2
• 
  
• docker push docker-cardinal.repo.cardinaldev.io/jaegertracing/jaeger-cassandra-schema:1.2
• 
  
• kubectl apply -n kube-system -f \ "https:/cloud.weave.works/k8s/net?k8s-version=$(kubectl version | base64 |tr -d '\n')"
• terraform init
•  terraform get -update=true
•  terraform plan
•  terraform apply
• git pull
• git status
• git diff
• git reset --hard
• docker build -t mytest_may1102:24 .
•  docker images
•  docker run -it mytest_may1102
•  docker run -it mytest_may1102 /bin/bash
•  
  
  
  docker run -it mytest_may1102:24
•  docker ps -a
•  docker start 48be24949e5a
•  docker exec -it 48be24949e5a /bin/bash
•  docker ps -a
•  docker start 48be24949e5a
•  docker exec -it 48be24949e5a /bin/bash