deploy

#!/bin/bash

# All rights reserved, Saeid Bostandoust <ssbostan@linuxmail.org>.

echo "INFO: Welcome to \"DevOps with Saeid\" class (www.devops-with-saeid.com)."

if [[ $(docker info -f json | jq '.ClientInfo.Plugins | any(.Name == "compose")') == "true" ]]; then
    DOCKER_COMPOSE_COMMAND="docker compose"
else
    DOCKER_COMPOSE_COMMAND="docker-compose"
    which docker-compose &> /dev/null
    if [ $? -ne 0 ]; then
        echo "ERROR: docker-compose is not installed."
        exit 1
    fi
fi

mkdir -p certs

SYSTEM_IP_ADDRESSES=($(hostname -I))

if [ -f certs/registry.crt ]; then
    echo "INFO: It seems jenkins-stack is already deployed."
    exit 0
fi

sed -i"" "s/subjectAltName=.*/subjectAltName=IP:${SYSTEM_IP_ADDRESSES[0]}/g" openssl.conf

openssl req -newkey rsa:2048 -nodes -keyout certs/registry.key \
  -x509 -sha256 -days 3650 -subj "/CN=docker-registry" \
  -out certs/registry.crt -extensions san -config openssl.conf &> /dev/null

if [ ! -f certs/registry.crt ]; then
    echo "ERROR: OpenSSL cannot creates registry certificate."
    exit 1
else
    echo "INFO: Docker registry certificate created successfully."
fi

export JENKINS_DOCKER_REGISTRY_IP=${SYSTEM_IP_ADDRESSES[0]}

$DOCKER_COMPOSE_COMMAND up -d

echo "INFO: jenkins-stack deployed successfully."

echo "INFO: Deployment preparation may take a while."

cat <<EOL
Jenkins URL: http://${SYSTEM_IP_ADDRESSES[0]}:8080
Gitea URL: http://${SYSTEM_IP_ADDRESSES[0]}:3000
Docker registry URL: https://$JENKINS_DOCKER_REGISTRY_IP
To use the Docker registry add this code to your Docker "daemon.json" file:
{
    "insecure-registries": [
        "$JENKINS_DOCKER_REGISTRY_IP"
    ]
}
EOL