to set the corresponding environment variables on Heroku. The command is as follows:
xpleaf@leaf:~/Heroku_pro$herokuconfig:setMAIL_USERNAME="xpleaf"Settingconfigvarsandrestartingmy-heroku-app-cn...doneMAIL_USERNAME:xpleafxpleaf@leaf:~/Heroku_pro$herokuconfig:setMAIL_PASSWORD="***"Settingconfigvarsandrestartingmy-heroku
The program initially uses the sqlite3 database. Modify the Gemfile file to add the Support group: productiondo # gemsspecificallyforHerokugoheregem "pg" endbundleinstall to the heroku deployment to pre-compile some files. Otherwise, the bundleexecrakeassets will error on heroku:
The program initially uses the sqlite3 database.
Modify the Gemfile file, and add pg support to
your application, you need to add a file Procfile under this directory with a line of code:
web: node server.js
(Here, the web: node tells heroku that you want to deploy a node. js web application. The server. js below is the file name of the core program code on your server)
Okay. Now the deployment is ready.
First, you need to register a user on www.heroku.com. the user name is your email address. Then i
The program was originally used by the Sqlite3 database.
Modify the Gemfile file to add PG support for Heroku deployment
Group:p Roduction Do
# Gems specifically for Heroku go
Gem "PG"
End
Bundle Install
Precompile some files, otherwise there will be an error on the HerokuBundle EXEC Rake Assets:precompile
Publish application to GitHub top$ git Add.$ git commit-a-M "Done with the demo
1, Purpose: Use Heroku to deploy the development environment to the production environment. Heroku is dedicated to deploying rails and other Web applications, and the process of deploying rails applications is straightforward-as long as the source code is incorporated into t
Premise:
Already installed Ruby, Rails, Git
===============================================================
Setup Heroku for the first time
$sudo Gem Install Heroku
Set Heroku account number, need email and password, please apply for free in http://www.heroku.com/
$ Heroku K
When creating a Python app with the official tutorial on Heroku, this deploy-the-app error is reported when uploading the code to the Heroku git repository:A search on the Internet, the relevant answer incredibly few, the first page only appeared an article (fortunately this
remote server, which is abbreviated as origin. (Hypothesis) You may have configured many remote servers.
$ Git remote-vOrigin git@heroku.com: Sample-Project.git)Origin git@heroku.com: Sample-Project.git (push)
3. Deploy your code
Use git push to deploy your code.
$ Git push origin masterInitializing repository, done.Counting objects: 11, done.Delta compression using up to 8 threads.Compressing objects: 100
Recently I learned rails (reference material http://railstutorial-china.org/rails3/). When Heroku is deployed (git push heroku master), the terminal prompts: push rejected no cedar-supported app detected error. After studying for a long time, the original version library path problem caused
successful deployment, click View to access. The Page opens as follows, the domain name is also very regular, is not great. If you want to delete the app, in the Settings column. The free space is 300M. Summary: This article is just a simple introduction, not counting as long as three steps can complete a node project deployment, relative to the use of virtual machine or cloud, Heroku the code host
: clean
Rake docker: build
Rake docker: deploy
Deploy is independent of build and build is independent of clean. So every time we enter a command to run it.
$ rake docker:deploy
All scripts are executed in sequence.Test
Now let's see if everything is normal. You just need to make a small change in the app code:
$ rake docker:deploy
The next step is to w
exec rake assets: precompile
On centos, we must change SELinux's behavior (Everytime you deploy!)
11. temporarily go into SELinux permissive Mode
Setenforce 0
12. Restart Apache
Apachectl restart
13. Use your rails app for a while
14. Allow passenger run with SELinux
# If can't find audit2allow, you shoshould install it first
# Or you can skip 2 commands bel
Deploying Network application Services is a hassle, installing programs, upgrading database schemas, switching versions, and restarting services. The more steps, the more human involvement, the more prone to problems.
Capistrano is Ruby on Rails to provide the deployment solution, the original name Switchtower, a lot of names, the results and people heavy, replaced now this, it is estimated to be in order to become angry, anyway, I can no longer spel
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