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deploy.sh
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deploy.sh
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#!/bin/bash
# Blue 를 기준으로 현재 떠있는 컨테이너를 체크한다.
EXIST_BLUE=$(sudo docker-compose -p web-blue -f docker-compose-blue.yml ps | grep Up)
echo "EXIST_BLUE value is: $EXIST_BLUE"
#최근 받은 이미지를 삭제할 변수 설정
LATEST_IMAGE=$(sudo docker images --format "{{.ID}}" --quiet | head -n 1)
echo "LATEST_IMAGE value is: $LATEST_IMAGE"
if [ -z "$EXIST_BLUE" ]; then
echo "blue up"
sudo docker-compose -f docker-compose-blue.yml pull
sudo docker-compose -p web-blue -f docker-compose-blue.yml up --build -d
BEFORE_COMPOSE_COLOR="green"
AFTER_COMPOSE_COLOR="blue"
else
echo "green up"
sudo docker-compose -f docker-compose-green.yml pull
sudo docker-compose -p web-green -f docker-compose-green.yml up --build -d
BEFORE_COMPOSE_COLOR="blue"
AFTER_COMPOSE_COLOR="green"
fi
sleep 10
# 새로운 컨테이너가 제대로 떴는지 확인
EXIST_AFTER=$(sudo docker-compose -p web-${AFTER_COMPOSE_COLOR} -f docker-compose-${AFTER_COMPOSE_COLOR}.yml ps | grep Up)
if [ -n "$EXIST_AFTER" ]; then
# nginx.config를 컨테이너에 맞게 변경해주고 reload 한다 -> 필요없을듯?
sudo cp ./config/nginx/nginx.${AFTER_COMPOSE_COLOR}.conf /etc/nginx/nginx.conf
sudo nginx -s reload
# 이전 컨테이너 종료
sudo docker-compose -p web-${BEFORE_COMPOSE_COLOR} -f docker-compose-${BEFORE_COMPOSE_COLOR}.yml down
echo "$BEFORE_COMPOSE_COLOR down"
# 이전 컨테이너의 이미지를 삭제
sudo docker image rm $LATEST_IMAGE
fi