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Install Harbor Container Image Registry on CentOS / Debian / Ubuntu

What is Harbor?

Harbor is an open-source cloud based native docker registry that stores,our custom docker images for vulnerabilities. In common words we can say it is like docker hub where we can create multiple private repositories.

Software

Software Version
Docker engine version 17.06.0-ce+ or higher
Docker Compose version 1.18.0 or higher
Openssl latest is preferred

Difference between harbor and docker hub

Harbor Docker Hub
It is a self managed service. It is a fully managed service.
We have to  host it on a server. It is already hosted on cloud.
It is an open-source, so private repositories can be created with no cost. Private repositories are paid, if you want to create.
Storage issue may arise, so you may need to expand your storage No storage issue.

Installation

1. Install docker and docker compose in your system, for knowing how to install docker and docker compose please visit the installation and docker compose section.

2. Install Harbor

curl -s https://api.github.com/repos/goharbor/harbor/releases/latest | grep browser_download_url | cut -d '"' -f 4 | grep '\.tgz$' | wget -qi -

You can also pull the latest Harbor release from the link mentioned below:- https://github.com/goharbor/harbor/releases

  • Unpack downloaded Harbor file.
tar xvzf harbor-offline-installer*.tgz
  • Change into harbor created after file unpacking.
cd harbor
  • Harbor Installation without SSL
  • In the first setup, we’ll consider installation without TLS/SSL. Open and edit configuration file for harbor like below.
$ nano harbor.yml
....
# IP address or hostname for accessing admin UI and registry service.
hostname: registry.salesforcedrillers.com

harbor_admin_password: StrongAdminP@s5W0$d

# Harbor DB configuration
database:
  password: StrongdbrootP@s5W0$d
  • Harbor Installation with Let’s Encrypt SSL
  • If a public IP is associated with your server and then Let’s Encrypt free SSL certificate can be used.
    Start by installing a certbot-auto tool.
wget https://dl.eff.org/certbot-auto
chmod +x certbot-auto
sudo mv certbot-auto /usr/local/bin
  • Then obtain an SSL certificate.
export DOMAIN="registry.salesforcedrillers.com"
export EMAIL="admin@example.com"
certbot-auto certonly --standalone -d $DOMAIN_NAME --preferred-challenges http --agree-tos -n -m $EMAIL_STR --keep-until-expiring
  • Configure https related config.
hostname: registry.salesforcedrillers.com
harbor_admin_password: StrongAdminP@s5W0$d

# Harbor DB configuration
database:
  password: StrongdbrootP@s5W0$d

http:
  port: 80

https:
  port: 443
  certificate: /etc/letsencrypt/live/registry.salesforcedrillers.com/fullchain.pem
  private_key: /etc/letsencrypt/live/registry.salesforcedrillers.com/privkey.pem

3. Install Harbor Docker image registry.
First backend storage (optional) and harbor.yml are configured, then harbor can be installed and started using install.sh script.

$ sudo ./install.sh --with-notary --with-clair --with-chartmuseum

Enable and configure https in harbor.yml for including Notary service.

4. Access Harbor.
After the installation has succeeded, access the Harbor web console on https://registry_domain.

Install Harbor

5. Login with:

Username: admin
Password: Set-in-harbor.yml

install harbor

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