setupDocker.sh

##https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-ubuntu-16-04

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
sudo apt-get update
#apt-cache policy docker-ce
sudo apt-get install -y docker-ce
#sudo systemctl status docker //check docker status
sudo usermod -aG docker ${USER}
su - ${USER}
#id -nG //list user group
sudo usermod -aG docker <username>

#Install alpine
docker search alpine
docker pull alpine
docker images
docker run -it alpine

#Setup Nginx https://wiki.alpinelinux.org/wiki/Nginx_with_PHP#Nginx_with_PHP7
#Inside docker
apk update
apk add nginx
adduser -D -g 'www' www
mkdir /www
chown -R www:www /var/lib/nginx
chown -R www:www /www
apk openrc
rc-service nginx start
nginx -t
rc-update add nginx default
reboot


#Install PHP
apk add php7-fpm php7-mcrypt php7-soap php7-openssl php7-gmp php7-pdo_odbc php7-json php7-dom php7-pdo php7-zip php7-mysqli php7-sqlite3 php7-apcu php7-pdo_pgsql php7-bcmath php7-gd php7-odbc php7-pdo_mysql php7-pdo_sqlite php7-gettext php7-xmlreader php7-xmlrpc php7-bz2 php7-iconv php7-pdo_dblib php7-curl php7-ctype

PHP_FPM_USER="www"
PHP_FPM_GROUP="www"
PHP_FPM_LISTEN_MODE="0660"
PHP_MEMORY_LIMIT="512M"
PHP_MAX_UPLOAD="50M"
PHP_MAX_FILE_UPLOAD="200"
PHP_MAX_POST="100M"
PHP_DISPLAY_ERRORS="On"
PHP_DISPLAY_STARTUP_ERRORS="On"
PHP_ERROR_REPORTING="E_COMPILE_ERROR\|E_RECOVERABLE_ERROR\|E_ERROR\|E_CORE_ERROR"
PHP_CGI_FIX_PATHINFO=0

sed -i "s|;listen.owner\s*=\s*nobody|listen.owner = ${PHP_FPM_USER}|g" /etc/php7/php-fpm.conf
sed -i "s|;listen.group\s*=\s*nobody|listen.group = ${PHP_FPM_GROUP}|g" /etc/php7/php-fpm.conf
sed -i "s|;listen.mode\s*=\s*0660|listen.mode = ${PHP_FPM_LISTEN_MODE}|g" /etc/php7/php-fpm.conf
sed -i "s|user\s*=\s*nobody|user = ${PHP_FPM_USER}|g" /etc/php7/php-fpm.conf
sed -i "s|group\s*=\s*nobody|group = ${PHP_FPM_GROUP}|g" /etc/php7/php-fpm.conf
sed -i "s|;log_level\s*=\s*notice|log_level = notice|g" /etc/php7/php-fpm.conf #uncommenting line 

sed -i "s|display_errors\s*=\s*Off|display_errors = ${PHP_DISPLAY_ERRORS}|i" /etc/php7/php.ini
sed -i "s|display_startup_errors\s*=\s*Off|display_startup_errors = ${PHP_DISPLAY_STARTUP_ERRORS}|i" /etc/php7/php.ini
sed -i "s|error_reporting\s*=\s*E_ALL & ~E_DEPRECATED & ~E_STRICT|error_reporting = ${PHP_ERROR_REPORTING}|i" /etc/php7/php.ini
sed -i "s|;*memory_limit =.*|memory_limit = ${PHP_MEMORY_LIMIT}|i" /etc/php7/php.ini
sed -i "s|;*upload_max_filesize =.*|upload_max_filesize = ${PHP_MAX_UPLOAD}|i" /etc/php7/php.ini
sed -i "s|;*max_file_uploads =.*|max_file_uploads = ${PHP_MAX_FILE_UPLOAD}|i" /etc/php7/php.ini
sed -i "s|;*post_max_size =.*|post_max_size = ${PHP_MAX_POST}|i" /etc/php7/php.ini
sed -i "s|;*cgi.fix_pathinfo=.*|cgi.fix_pathinfo= ${PHP_CGI_FIX_PATHINFO}|i" /etc/php7/php.ini

rc-service nginx restart
rc-service php-fpm start

rc-update add nginx default
rc-update add php-fpm default

reboot

#List Container
docker ps -l

#Save Progress
docker commit containerId alpine-nginx

#Check commit
docker images

#Access container from Host https://www.tecmint.com/install-run-and-delete-applications-inside-docker-containers/
docker run -it -p 81:80 alpine-nginx /bin/sh
mkdir -p /run/nginx
nginx &
php-fpm7
ctrl+q

netstat -tlpn 

#Type ipaddress in browser to access nginx

#Run startup script when docker start
docker run -it -p 81:80 alpine-nginx /opt/startup.sh

#startup.sh could be
nginx &
php-fpm7

#Test server in browser

#Share code or directory between host & directory

docker run -v ~/<path>/src:/www -p 81:80 -it alpine-nginx
 
### Remove Docker Images
docker rmi <imageId>

### Create Tag
docker tag bb38976d03cf hubusername/imagename:tagname

### Push docker to hub
docker push hubusername/imagename

### Save Locally
docker save imagename > imagename.tar

### Load local image
docker load --input imagename.tar