role_application.json

{
  "name": "application",
  "description": "Sets up rails project",
  "default_attributes": {
    "rails-stack": {
      "deployer": "deployer",

      "authorized_keys": [
        "PUBLIC_KEY_FOR_APP_DEPLOYER_USER1",
        "PUBLIC_KEY_FOR_APP_DEPLOYER_USER2"
      ],

      "data_path": "/data",

      "applications": [
        {
          "name": "example",
          "background_workers": 1,
          "domain": "example.com",
          "rails_env": "staging"
        }
      ],

      "monit": {
        "drives": {
          "rootfs": {
            "path": "/",
            "space_limit": "85%"
          },

          "varfs": {
            "path": "/var"
          }
        }
      }
    }
  },

  "json_class": "Chef::Role",
  "run_list": [
    "rails-stack::unicorn_applications",
    "rails-stack::delayed_job_applications",
    "rails-stack::logrotate_applications"
  ],

  "chef_type": "role",
  "override_attributes": { }
}

role_db_centos.json

{
  "name": "db",
  "description": "Sets up PostgreSQL database",
  "default_attributes": {

    "rails-stack": {
      "monitor_services": {
        "postgresql": true
      }
    },

    "postgresql": {
      "enable_pgdg_yum": "true",
      "version": "9.3",
      "dir": "/etc/postgresql/9.3/main",
      "password": { "postgres": "welcome" },
      "pidfile": "/var/run/postgresql-9.3.pid",
      "contrib": {
        "extensions": ["hstore"],
        "packages": ["postgresql93-contrib"]
      },

      "client": {
        "packages": ["postgresql93-devel"]
      },

      "server": {
        "packages": ["postgresql93-server"],
        "service_name": "postgresql-9.3"
      },

      "config" : {
        "listen_addresses": "localhost",
        "log_rotation_age": "1d",
        "log_rotation_size": "10MB",
        "log_filename": "postgresql-%Y-%m-%d_%H%M%S.log"
      }

    }
  },

  "json_class": "Chef::Role",

  "run_list": ["locale", "rails-stack::pgdg"],

  "chef_type": "role",
  "override_attributes": {
  }
}

role_db_ubuntu.json

{
  "name": "db",
  "description": "Sets up PostgreSQL database",
  "default_attributes": {

    "rails-stack": {
      "monitor_services": {
        "postgresql": true
      }
    },

    "postgresql": {
      "enable_pgdg_apt": "true",
      "version": "9.3",
      "dir": "/etc/postgresql/9.3/main",
      "password": { "postgres": "welcome" },
      "pidfile": "/var/run/postgresql/9.3-main.pid",
      "contrib": {
        "extensions": ["hstore"],
        "packages": ["postgresql-contrib-9.3"]
      },

      "config" : {
        "listen_addresses": "localhost",
        "log_rotation_age": "1d",
        "log_rotation_size": "10MB",
        "log_filename": "postgresql-%Y-%m-%d_%H%M%S.log"
      }
    }
  },

  "json_class": "Chef::Role",
  // Locale required to install postgresql server
  "run_list": ["locale", "rails-stack::pgdg"],

  "chef_type": "role",
  "override_attributes": {
  }
}

role_machine.json

{
  "name": "machine",
  "description": "Sets up basic users and required tools",
  "default_attributes": {
    "monit": {
      "notify_email": "root@localhost",

      "mail_format": {
        "from": "monit@example.com"
      }
    },

    "resolver": { "nameservers": [ "8.8.8.8" ] },

    "rails-stack": {
      "data_path": "/data",
      "apps_path": "/data/apps",
      "deployer": "deployer"
    },

    "rbenv": {
      "install_prefix": "/data"
    }

  },

  "json_class": "Chef::Role",

  "run_list": [
    "rails-stack::user",
    "rails-stack::lib_directory",
    "rails-stack::sudoers",
    "rails-stack::packages",
    "rails-stack::ruby"
  ],
  "chef_type": "role",
  "override_attributes": { }
}

role_utils.json

{
  "name": "utils",
  "description": "Sets up required utils",
  "default_attributes": {
    "rails-stack": {
      "monitor_services": {
        "memcached": true
      }
    }
  },

  "json_class": "Chef::Role",
  "run_list": ["memcached"],
  "chef_type": "role",
  "override_attributes": { }
}

role_web.json

{
  "name": "web",
  "description": "Sets up nginx",
  "default_attributes": {
    "nginx": {
      "default_site_enabled": false,
      "worker_processes": 3,
      "user": "deployer",
      "group": "deployer"
    },

    "rails-stack": {
      "deployer": "deployer",
      "data_path": "/data",

      "monitor_services": {
        "nginx": true
      },

      "applications": [
        {
          "name": "example",
          "background_workers": 1,
          "domain": "example.com"
        }
      ]
    }

  },

  "json_class": "Chef::Role",
  "run_list": ["nginx", "rails-stack::nginx_applications"],
  "chef_type": "role",
  "override_attributes": { }
}

ubuntu.json

{
  "monit": {
    "notify_email": "alerts@example.com",
 
    "mail_format": {
      "from": "monit@example.com"
    }
  },
 
  "run_list": [
    "recipe[chef-solo-search]",
    "recipe[rails-stack]",
    "recipe[newrelic]"
  ],
 
  "postgresql": {
    "enable_pgdg_yum": "true",
    "version": "9.3",
    "dir": "/etc/postgresql/9.3/main",
    "password": { "postgres": "welcome" },
    "pidfile": "/var/run/postgresql-9.3.pid",
    "contrib": {
      "extensions": ["hstore"],
      "packages": ["postgresql93-contrib"]
    },
 
    "client": {
      "packages": ["postgresql93-devel"]
    },
 
    "server": {
      "packages": ["postgresql93-server"],
      "service_name": "postgresql-9.3"
    },
 
    "config" : {
      "listen_addresses": "localhost",
      "log_rotation_age": "1d",
      "log_rotation_size": "10MB",
      "log_filename": "postgresql-%Y-%m-%d_%H%M%S.log"
    }
 
  },
 
  "ruby": { "version": "2.1.0" },
 
  "nginx": {
    "default_site_enabled": false,
    "user": "deployer",
    "group": "deployer",
    "client_max_body_size": "250M"
  },
 
  "rails-stack": {
    "deployer": "deployer",
    "authorized_keys": [
      "!!!! PUBLIC KEY"
    ],
    "data_path": "/data",
    "monitor_services": ["nginx", "memcached", "postgresql"],
 
    "applications": [
      {
        "name": "!!! example",
        "background_workers": 1,
        "domain": "example.com",
        "rails_env": "production"
      }
    ]
  },
 
  "ssl": {
    "certs_dir": "/etc/ssl/certs",
    "keys_dir": "/etc/ssl/private",
    "group": "deployer",
    "domain": "example_com"
  },
 
  "papertrail": {
    "port": 58124,
    "enable_tls": true
  },
 
  "newrelic":{
    "server_monitoring": {
      "license": "!!! newrelic api key"
    },
    "application_monitoring": {
      "license": "!!! newrelic api key"
    }
  }
}

ubuntu_node_with_roles.json

{
  "nginx": {
    "worker_processes": 2
  },

  "ruby": {
    "version": "2.1.0"
  },

  "run_list": [
    // This recipe required for cookbooks that depends on data-bags serach functionality.
    "recipe[chef-solo-search]",

    //Setup basic required users, tools and packages for all type of machines
    "role[machine]",
    "role[application]",
    "role[nginx]",
    "role[pg_ubuntu]",
    "role[memcached]"
  ],

  // Example of rails application config, overriding default values
  "rails-stack": {
    "deployer": "deployer",
    "authorized_keys": [
      "!!! your public ssh key here"
    ],

    "data_path": "/data",

    "applications": [
      {
        "name": "foo",
        "background_workers": 1,
        "domain": "foo.io",
        "rails_env": "production"
      }
    ],

    "monit": {
      "drives": {
        "rootfs": {
          "path": "/"
        }
      }
    }
  }
}