node-api

NodeJS API using ExpressJS and TS

Build & Run

npm run build
npm run start
npm run start:dev
npm run lint
npm run format

GET:> http://localhost:3009

Docker Build - TAG & Push to Docker repository

docker build -t node-api .
docker login
docker tag node-api:v1 localhost:5001/jayantapaul/perf:v1
❯ docker push localhost:5001/jayantapaul/perf:v1
The push refers to repository [localhost:5001/jayantapaul/perf]
35db856a0f05: Pushed
7ebd3e78b787: Pushed
885a5d40fc11: Pushed
1b6c3782871e: Pushed
b0e46d71a47b: Pushed
f1417ff83b31: Pushed
v1: digest: sha256:ef2900a6e2d73863335ade9c41152a5dbeb348b787b9908eb21b162e9067eae2 size: 1576

❯ docker push jayantapaul/perf:v1

Docker pull

docker pull jayantapaul/perf:v1

Helm Deployment

helm create helm-k8
ls helm-k8
helm install [app-name] --dry-run --debug
helm install helm-k8 helm-k8/ --values helm-k8/values.yaml --dry-run --debug
helm install [app-name] [chart] --namespace [namespace]
helm install helm-k8 helm-k8/ --values helm-k8/values.yaml

helm list
helm status helm-k8
helm uninstall [release]
helm uninstall helm-k8
helm delete helm-k8

helm upgrade [release] [chart]
helm upgrade helm-k8 helm-k8/

helm get all [release]
helm get all helm-k8

helm get manifest [release]
helm get manifest helm-k8

helm env

helm lint helm-k8
helm show all [chart]
helm show all helm-k8

❯ helm package ./helm-k8

Get the application URL by running these commands:

export NODE_PORT=$(kubectl get --namespace default -o jsonpath="{.spec.ports[0].nodePort}" services helm-k8)
export NODE_IP=$(kubectl get nodes --namespace default -o jsonpath="{.items[0].status.addresses[0].address}")
echo http://$NODE_IP:$NODE_PORT

kubectl expose deployment helm-k8 --name=helm-k8 --port=3009 --target-port=3009

http://192.168.65.4:32694

DB Setup

docker-compose -f docker-compose.yml up
psql -h localhost -p 5433 -U postgres -W
Password: my_password
CREATE DATABASE feature_flag;
psql -h localhost -p 5433 -U postgres -d feature_flag
\conninfo
\q: Exit psql connection
\dt: List all tables
\list: List databases
\du: List all roles
\c: Connect to a new database
\c feature_flag

Audit Logs DB Setup

CREATE DATABASE feature_flag_audit
\c feature_flag_audit

.env config

chmod 777 create_env_start.sh ./create_env_start.sh

#.env file for managing enviornment variable'
DISABLE_FEATURE_API='false'
ENABLE_NEW_FEATURE='false'
DB_HOST='localhost'
DB_PORT=5433
DB_DATABASE='feature_flag'
DB_USER='postgres'
DB_PASSWORD='my_password'

Git

git add .
npm run commit
git status
git push origin main
git log --oneline --decorate --color