Unicorn + nginx + centos deployment and server configuration

To deploy the dashboard on the server, we also need a server to run the ruby program. unicorn is used here. The world of Unicorn configuration is reminiscent of gunicorn used to deploy python. The following are from the Internet. Unicorn is the Rack application. to deploy the dashboard to the server, we also need a server to run the ruby program. here we use unicorn. The world of Unicorn configuration is reminiscent of gunicorn used to deploy python. The following are from the Internet. Unicorn is an HTTP server designed for Rack applications. it is a low-latency, high-bandwidth client service developed using advanced Unix features. Original article: http://www.phodal.com/blog/unicorn-nginx-ruby-centos-deploy-configure/install Unicorn

gem install unicorn

Configure unicorn

#-*-Encoding: UTF-8-*-root_path = File. expand_path '.. /', File. dirname (_ FILE _) # log log_file = root_path + '/log/unicorn. log 'err _ log = root_path + '/log/unicorn_error.log' # process ID pid_file = '/tmp/unicorn_padrino.pid 'old _ pid = pid_file + '. oldbin '# Channel socket_file ='/tmp/unicorn_padrino.sock 'worker _ processes 6working_directory root_pathtimeout 30 # listen to listen 8080, tcp_nopush: falselisten socket_file, Backlog: 1024pid logs log_filepreload_app truebefore_exec do | server | ENV ['bundle _ gemfile'] = root_path + '/gemfile' endbefore _ fork do | server, worker | if File. exists? (Old_pid) & server. pid! = Old_pid begin Process. kill ('quit', File. read (old_pid ). to_ I) rescue Errno: ENOENT, Errno: ESRCH puts "Send 'quit' signal to unicorn error! "End

Configure the proxy used in nginx.

upstream app_server {    server unix:/tmp/unicorn_padrino.sock fail_timeout=0;}server {    listen   80;    charset  utf-8;    server_name  dashboard.phodal.com;    keepalive_timeout 5;    root        /home/www/iot-dashboard;    access_log  /home/www/iot-dashboard/log/nginx_access.log;    error_log   /home/www/iot-dashboard/log/nginx_error.log;    rewrite_log on;    location ~* ^/(images|javascripts|stylesheets|img)/  {        access_log    off;        log_not_found off;        expires       max;        break;    }    location / {        proxy_set_header Host               $host;        proxy_set_header X-Forwarded-Host   $host;        proxy_set_header X-Forwarded-Server $host;        proxy_set_header X-Real-IP          $remote_addr;        proxy_set_header X-Forward-For      $proxy_add_x_forwarded_for;        proxy_buffering  on;        proxy_redirect   off;        if (!-f $request_filename) {            proxy_pass http://app_server;            break;        }     }}

Create script

This part comes from the internet

#!/bin/sh# rvm wrapper ruby-1.9.3-p194 bootupUNICORN=unicornCONFIG_FILE=/home/www/iot-dashboard/config/unicorn.rbAPP_HOME=/home/www/iot-dashboardcase "$1" in      start)          $UNICORN -c $CONFIG_FILE -E production -D            ;;      stop)          kill -QUIT `cat /tmp/unicorn_padrino.pid`            ;;      restart|force-reload)            kill -USR2 `cat /tmp/unicorn_padrino.pid`              ;;      *)           echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2              exit 3                 ;;    esac: