Installing heroku on Unix/Linux
Heroku is platform as a service (PaaS) that simplifies deploying your applications on the Internet.
Installing heroku on Linux
You should install snap and then execute:
$ sudo snap install heroku --classic
Can juzat….
Installing heroku on MacOS
For a start, you should put HOMEBREW:
Installing homebrew on MacOS
You can search for the package:
$ brew search heroku ==> Formulae heroku/brew/heroku ✔ heroku/brew/heroku-node ✔
Put the package:
$ brew install heroku/brew/heroku
For upgrade, use:
$ heroku update
You can get to work.
Work with heroku in Unix/Linux
Of course, to use this service, you will need a account. I already have it, open the browser and perform the login.
For a start, you should create aplikasi. The page looks like this:
Click on “Create new app” to create your first app in shiroku. Is to fill in all the required fields, for example I have is as follows:
Where:
- App Name — your app Name.
- Choose region — choose a region where diploidy of aplikasi. I chose Europe, you can still use US.
- The pipeline Name — the Name for my pipline.
- Choose a stage to add this app to — Select stage ( production or staging).
After filling all fields, click on “Create app”. Application — ready.
The first thing you need to do is enter heroku:
$ heroku login heroku: Press any key to open up the browser to login or q to exit: Opening browser to https://cli-auth.heroku.com/auth/browser/bfc26cce-xxxx-xxxx-xxxx-63a3adf44bd3 Logging in... done Logged in as [email protected]
Deploy python projects Heroku
Go to an existing directory ( where will lie all the projects):
$ cd my-project
Downloadable project:
$ git clone https://github.com/heroku/python-getting-started.git && cd python-getting-started
Inicijaliziram project:
$ git init
Then execute:
$ heroku git:remote-a go-captain-app
Create an Appendix on Heroku, which will prepare Heroku to getting your source code:
$ heroku create Creating app... done, ⬢ shielded-tundra-23030 https://shielded-tundra-23030.herokuapp.com/ | https://git.heroku.com/shielded-tundra-23030.git
To expand applikasi is to perform:
$ git push heroku master Enumerating objects: 450, done. Counting objects: 100% (450/450), done. Delta compression using up to 8 threads Compressing objects: 100% (198/198), done. Writing objects: 100% (450/450), 75.48 KiB | 25.16 MiB/s, done. Total 450 (delta 225), reused 450 (delta 225) remote: Compressing source files... done. remote: Building source: remote: remote: -----> Python app detected remote: -----> Installing python-3.7.3 remote: -----> Installing pip remote: -----> Installing SQLite3 remote: -----> Installing requirements with pip remote: Collecting django (from-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 1)) remote: Downloading https://files.pythonhosted.org/packages/eb/4b/743d5008fc7432c714d753e1fc7ee56c6a776dc566cc6cfb4136d46cdcbb/Django-2.2.2-py3-none-any.whl (7.4 MB) remote: Collecting gunicorn (from-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 2)) remote: Downloading https://files.pythonhosted.org/packages/8c/da/b8dd8deb741bff556db53902d4706774c8e1e67265f69528c14c003644e6/gunicorn-19.9.0-py2.py3-none-any.whl (112kB) remote: Collecting django-heroku (from-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 3)) remote: Downloading https://files.pythonhosted.org/packages/59/af/5475a876c5addd5a3494db47d9f7be93cc14d3a7603542b194572791b6c6/django_heroku-0.3.1-py2.py3-none-any.whl remote: Collecting sqlparse (from django->-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 1)) remote: Downloading https://files.pythonhosted.org/packages/ef/53/900f7d2a54557c6a37886585a91336520e5539e3ae2423ff1102daf4f3a7/sqlparse-0.3.0-py2.py3-none-any.whl remote: Collecting pytz (from django->-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 1)) remote: Downloading https://files.pythonhosted.org/packages/3d/73/fe30c2daaaa0713420d0382b16fbb761409f532c56bdcc514bf7b6262bb6/pytz-2019.1-py2.py3-none-any.whl (510kB) remote: Collecting whitenoise (from django-heroku->-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 3)) remote: Downloading https://files.pythonhosted.org/packages/fd/2a/b51377ab9826f0551da19951257d2434f46329cd6cfdf9592ea9ca5f6034/whitenoise-4.1.2-py2.py3-none-any.whl remote: Collecting psycopg2 (from django-heroku->-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 3)) remote: Downloading https://files.pythonhosted.org/packages/5c/1c/6997288da181277a0c29bc39a5f9143ff20b8c99f2a7d059cfb55163e165/psycopg2-2.8.3.tar.gz (377kB) remote: Collecting dj-database-url>=0.5.0 (from django-heroku->-r /tmp/build_5e43415b11d8710488762f17cac3f792/requirements.txt (line 3)) remote: Downloading https://files.pythonhosted.org/packages/d4/a6/4b8578c1848690d0c307c7c0596af2077536c9ef2a04d42b00fabaa7e49d/dj_database_url-0.5.0-py2.py3-none-any.whl remote: Installing collected packages: sqlparse, pytz, django, gunicorn, whitenoise, psycopg2, dj-database-url, django-heroku remote: Running setup.py install for psycopg2: started remote: Running setup.py install for psycopg2: finished with status 'done' remote: Successfully installed dj-database-url django-0.5.0-2.2.2 django-heroku-0.3.1 gunicorn-19.9.0 psycopg2-2.8.3 pytz-2019.1 sqlparse-0.3.0 whitenoise-4.1.2 remote: remote: -----> $ python manage.py collectstatic --noinput remote: 120 static files copied to '/tmp/build_5e43415b11d8710488762f17cac3f792/staticfiles', 378 post-processed. remote: remote: -----> Discovering process types remote: Procle declares types -> web remote: remote: -----> Compressing... remote: Done: 55.5 M remote: -----> Launching... remote: Released v5 remote: https://go-captain-app.herokuapp.com/ deployed to Heroku remote: remote: Verifying deploy... done. To https://git.heroku.com/go-captain-app.git * [new branch] master -> master
NOTE: For existing repositories, just add a remote reference:
$ heroku git:remote-a go-captain-app
So I have vrishni the account, I don’t know how many stayed with me hours to use the platform to test, you can use:
$ heroku ps --app go-captain-app Free dyno hours quota remaining this month: 550h 0m (100%) Free dyno usage for this app: 0h 0m (0%) For more information on dyno sleeping and how to upgrade, see: https://devcenter.heroku.com/articles/dyno-sleeping === web (Free): gunicorn gettingstarted.wsgi --log-file - (1) web.1: up 2019/06/20 12:09:17 +0300 (~ 38s ago)
The app is now deployed. Make sure that at least one instance of the application running:
$ heroku ps:scale web=1 Scaling dynos... done, now running web at 1:Free
To see what happened, execute:
$ heroku open
Or, you can simply go to the URL:
https://YOUR_APP_NAME_HERE.herokuapp.com/
where:
- YOUR_APP_NAME_HERE — name aplikasinya (created at the beginning of the article).
You can see the deployment logs:
$ heroku logs -t --app go-captain-app 2019-06-19T11:21:30.933892+00:00 app[api]: Release v1 created by user [email protected] 2019-06-19T11:21:30.933892+00:00 app[api]: Initial release by user [email protected] 2019-06-19T11:21:31.594682+00:00 app[api]: Enable Logplex by user [email protected] 2019-06-19T11:21:31.594682+00:00 app[api]: Release v2 created by user [email protected] ^C
Or:
$ heroku logs --tail
The app works and if there is a need to turn it off, you can do:
$ heroku ps:scale web=0 Scaling dynos... done, now running web at 0:Free
Run Django applications locally (for example I use above)
In downloaded other to be performed:
$ pip3 install-r requirements.txt
NOTE: I Will be using Python 3. Before you use this command, you need to put postgresql. I have everything on this come before I can finish.
To start, execute:
$ heroku local web
To open aplikeyshen, go to:
https://localhost:5000/
If necessary push the local chency on heroku, you should perform several steps:
$ git add . && git commit-m "commit from local changes" && git push heroku master
In fact, open then app.
Deployment Golang projects on Heroku
Go to an existing directory ( where will lie all the projects):
$ cd my-project
Downloadable project:
$ git clone https://github.com/heroku/go-getting-started.git && cd go-getting-started
Create an Appendix on Heroku, which will prepare Heroku to getting your source code:
$ heroku create Creating app... done, ⬢ safe-coast-81222 https://safe-coast-81222.herokuapp.com/ | https://git.heroku.com/safe-coast-81222.git
Pushin the whole thing to heroku:
$ git push heroku master
Open URL or:
$ heroku open
That’s all with Go applications.
Installing Addons for Heroku
To see a list of add-ons, run:
$ heroku addons Add-on Plan Price State ───────────────────────────────────────────────── ───────── ───── ─────── heroku-postgresql (postgresql-asymmetrical-97337) hobby-dev free created └─ as DATABASE The table above shows the add-ons and the attachments to the current app (go-captain-app) or other apps.
For example, to put papertrail, run:
$ heroku addons:create papertrail
Look what happened:
$ heroku addons:open heroku-postgresql
Or example for papertrail:
$ heroku addons:open papertrail
Starting SHELL in Heroku
To get a shell, run:
$ heroku run bash Running bash on ⬢ go-captain-app... up, run.6043 (Free) ~ $
If we consider the example in Python ( that I yuzal above), you can do:
$ heroku run python manage.py shell Running python manage.py shell on ⬢ go-captain-app... up, run.8036 (Free) Python 3.7.3 (default, Apr 3 2019, 21:35:17) [7.3.0 GCC] on linux Type "help", "copyright", "credits" or "license" for more information. (InteractiveConsole) >>>
Thereby, get access to Python.
Set the environment variables in Heroku
To add peremennoy, use:
$ heroku config:set TIMES=2 Setting TIMES and restarting ⬢ go-captain-app... done, v6 TIMES: 2
To view a list of all variables, use:
$ heroku config === go-captain-app Config Vars DATABASE_URL: postgres://wlcnujaybqtbnx:4[email protected]ec2-54-246-121-32.eu-west-1.compute.amazonaws.com:5432/d5f7acvu6m7dvl TIMES: 2
Work database in Heroku
Look at what is available:
$ heroku addons Add-on Plan Price State ───────────────────────────────────────────────── ───────── ───── ─────── heroku-postgresql (postgresql-asymmetrical-97337) hobby-dev free created └─ as DATABASE The table above shows the add-ons and the attachments to the current app (go-captain-app) or other apps.
As seen from terminal a — postgresql.
Look environment variables:
$ heroku config === go-captain-app Config Vars DATABASE_URL: postgres://wlcnujaybqtbnx:4[email protected]ec2-54-246-121-32.eu-west-1.compute.amazonaws.com:5432/d5f7acvu6m7dvl
Heroku also provides a command pg, which shows much more information:
$ heroku pg === DATABASE_URL Plan: Hobby-dev Status: Available Connections: 0/20 PG Version: 11.2 Created: 2019-06-20 09:09 UTC Data Size: 7.7 MB Tables: 0 Rows: 0/10000 (In compliance) Fork/Follow: Unsupported Rollback: Unsupported Continuous Protection: Off Region: Europe Add-on: postgresql-asymmetrical-97337
To connect to a remote database server, use:
$ heroku pg:psql --> Connecting to postgresql-asymmetrical-97337 psql (11.3, 11.2 server (Ubuntu 11.2-1.pgdg16.04+1)) SSL connection (protocol: TLSv1.2, cipher: ECDHE-RSA-AES256-GCM-SHA384, bits: 256, compression: off) Type "help" for help. go-captain-app::DATABASE=>
That’s all, “Install heroku Unix/Linux” is completed.