Ubuntu 16,ruby,3.2,框架Sinatra。
在cap部署之后,无法在生产上运行迁移。
我用命令将cap deploy production
项目部署到远程服务器。
在app.rb的db连接设置中:
#app.rb
require "sinatra"
require "pry"
require "sinatra/activerecord"
require 'sinatra/flash'
require 'sinatra/base'
require "./models/user"
require "./models/game_counter"
require "./models/stash"
require "json"
require "pony"
require 'logger'
enable :static
enable :sessions
set :public_folder, File.dirname(__FILE__) + '/assets'
set :database, { adapter: "sqlite3", database: "sudoku_database.sqlite3" }
宝石文件
gem "rake"
gem "heroku"
gem "sinatra"
gem "sinatra-activerecord"
gem "sinatra-flash"
gem "sqlite3"
gem "pg"
gem "bcrypt"
gem "pry"
gem "pony"
gem "capistrano", '~> 3.1.0'
gem "capistrano-bundler", '~> 1.1.2'
gem 'passenger'
我在远程服务器上安装了sqllite。
已安装和定制的capistrano。
config / deploy.rb
lock '3.4.0'
set :application, 'projectname'
set :repo_url, '[email protected]:user/projectname.git'
set :deploy_to, '/home/deploy/projectname'
set :linked_dirs, %w{ log }
namespace :deploy do
desc 'Restart application'
task :restart do
on roles(:app), in: :sequence, wait: 5 do
execute :touch, release_path.join('tmp/restart.txt')
end
end
after :publishing, 'deploy:restart'
after :finishing, 'deploy:cleanup'
end
config / production.rb
set :stage, :production
server '188.177.76.190', user: 'deploy', roles: %w{web app db}, port: 2503
当我在浏览器中运行网站时,在日志nginx中显示错误:
2016-12-13 10:40:58 - ActiveRecord::StatementInvalid - SQLite3::SQLException: no such table: users: SELECT "users".* FROM "user
请帮助我,不能理解为什么不在生产环境中为数据库运行迁移以及如何解决此问题?
没有用于迁移的capistrano任务。您应该将其添加到您的部署配置中。这样(取决于您的配置):
task :migrate do
on roles(:app) do
within release_path do
with rack_env: fetch(:rack_env) do
execute :rake, "db:migrate"
end
end
end
end
after 'deploy', 'migrate'
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