initial

.gitignore

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+*.pyc
+*.DS_Store
+env
+readme.md

config/flask_project

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+server {
+    location / {
+        proxy_pass http://127.0.0.1:8000;
+    }
+    location /static {
+        alias  /home/www/flask_project/static/;
+    }
+}

config/flask_project.conf

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+[program:flask_project]
+command = gunicorn app:app -b localhost:8000
+directory = /home/www/flask_project
+user = root

config/post-receive

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+#!/bin/sh
+GIT_WORK_TREE=/home/www/flask_project git checkout -f

fabfile.py

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+###############
+### imports ###
+###############
+
+from fabric.api import run, cd, env, lcd, put, prompt, local
+from fabric.contrib.files import exists
+
+
+##############
+### config ###
+##############
+
+local_app_dir = './flask_project'
+local_config_dir = './config'
+
+remote_app_dir = '/home/www'
+remote_flask_dir = remote_app_dir + '/flask_project'
+remote_nginx_dir = '/etc/nginx/sites-enabled'
+remote_supervisor_dir = '/etc/supervisor/conf.d'
+
+env.hosts = ['ADD_IP/DOMAIN_HERE']  # replace with IP address or hostname
+env.user = 'root'
+# env.password = 'password'
+
+
+#############
+### tasks ###
+#############
+
+def install_requirements():
+    """ Install required packages. """
+    run('apt-get update')
+    run('apt-get install -y python')
+    run('apt-get install -y python-pip')
+    run('apt-get install -y python-virtualenv')
+    run('apt-get install -y nginx')
+    run('apt-get install -y gunicorn')
+    run('apt-get install -y supervisor')
+    run('apt-get install -y git')
+
+
+def install_flask():
+    """
+    1. Create project directories
+    2. Create and activate a virtualenv
+    3. Copy Flask files to remote host
+    """
+    if exists(remote_app_dir) is False:
+        run('mkdir ' + remote_app_dir)
+    if exists(remote_flask_dir) is False:
+        run('mkdir ' + remote_flask_dir)
+    with lcd(local_app_dir):
+        with cd(remote_app_dir):
+            run('virtualenv env')
+            run('source env/bin/activate')
+            run('pip install Flask==0.10.1')
+        with cd(remote_flask_dir):
+            put('*', './')
+
+
+def configure_nginx():
+    """
+    1. Remove default nginx config file
+    2. Create new config file
+    3. Setup new symbolic link
+    4. Copy local config to remote config
+    5. Restart nginx
+    """
+    run('/etc/init.d/nginx start')
+    if exists('/etc/nginx/sites-enabled/default'):
+        run('rm /etc/nginx/sites-enabled/default')
+    if exists('/etc/nginx/sites-enabled/flask_project') is False:
+        run('touch /etc/nginx/sites-available/flask_project')
+        run('ln -s /etc/nginx/sites-available/flask_project' +
+            ' /etc/nginx/sites-enabled/flask_project')
+    with lcd(local_config_dir):
+        with cd(remote_nginx_dir):
+            put('./flask_project', './')
+    run('/etc/init.d/nginx restart')
+
+
+def configure_supervisor():
+    """
+    1. Create new supervisor config file
+    2. Copy local config to remote config
+    3. Register new command
+    """
+    if exists('/etc/supervisor/conf.d/flask_project.conf') is False:
+        with lcd(local_config_dir):
+            with cd(remote_supervisor_dir):
+                put('./flask_project.conf', './')
+                run('supervisorctl reread')
+                run('supervisorctl update')
+
+
+def configure_git():
+    """
+    1. Setup bare Git repo
+    2. Create post-receive hook
+    """
+    if exists('/' + env.user + '/flask_project.git') is False:
+        with cd('/' + env.user):
+            run('mkdir flask_project.git')
+            with cd('flask_project.git'):
+                run('git init --bare')
+                with lcd(local_config_dir):
+                    with cd('hooks'):
+                        put('./post-receive', './')
+                        run('chmod +x post-receive')
+
+
+def run_app():
+    """ Run the app! """
+    with cd(remote_flask_dir):
+        run('supervisorctl start flask_project')
+
+
+def deploy():
+    """
+    1. Copy new Flask files
+    2. Restart gunicorn via supervisor
+    """
+    with lcd(local_app_dir):
+        local('git add -A')
+        commit_message = prompt("Commit message?")
+        local('git commit -am "{0}"'.format(commit_message))
+        local('git push production master')
+        run('supervisorctl restart flask_project')
+
+
+def rollback():
+    """
+    1. Quick rollback in case of error
+    2. Restart gunicorn via supervisor
+    """
+    with lcd(local_app_dir):
+        local('git revert master  --no-edit')
+        local('git push production master')
+        run('supervisorctl restart flask_project')
+
+
+def status():
+    """ Is our app live? """
+    run('supervisorctl status')
+
+
+def create():
+    install_requirements()
+    install_flask()
+    configure_nginx()
+    configure_supervisor()
+    configure_git()

requirements.txt

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+Flask==0.10.1
+Jinja2==2.7.3
+MarkupSafe==0.23
+Werkzeug==0.9.6
+itsdangerous==0.24
+wsgiref==0.1.2