CatCMS-Go

Backend Golang microservice for CatCMS. Designed to run as a single backend for any number of CatCMS frontends. Designed to be hosted with Google Cloud Run, but it could be hosted easily in any container-based offering.

Database

Currently designed to work with Google Datastore NoSQL. Chosen because it is cheap and covers the basic requirements of storage needed for this microservice.

Dev

• Get credentials for local dev: gcloud auth application-default login
• Create a .env file in root

JWT_SECRET=${32 character string}
BASIC_AUTH_USERNAME=${username}
BASIC_AUTH_PASSWORD=${password}

• Update PATH

  • Run: nano ~/.bashrc
  • Add

  export GOPATH="$HOME/go"
  export PATH="$GOPATH/bin:$PATH"
  

  • . ~/.bashrc

• Start service: gin --appPort 8080 --all -i run .

  • Watches all files and immediately starts/restarts server

Deployment

• Create a service account
  • https://cloud.google.com/community/tutorials/cicd-cloud-run-github-actions
  • Use JSON key below for GCP_CREDENTIALS
• Use production branch for deployment
• Create the following GitHub Actions secrets

GCP_APP_NAME=${name of app, ie catcms}
GCP_CREDENTIALS=${content of JSON key}
GCP_EMAIL=${email of service account}
GCP_PROJECT_ID=${ID of GCP project}
GCP_REGION=${GCP region, ie us-west2}
JWT_SECRET=${random 32 character string}
BASIC_AUTH_USERNAME=${username}
BASIC_AUTH_PASSWORD=${password}

Verify

• Show deployed services: gcloud run services list