我在我的服务器上使用系统范围的Ruby安装,并尝试部署到RVM gemset(如rvm使用1.9.2@gemset_name)
当我运行我的Cap文件时,Cap pukes并说没有安装Ruby .
但是,实际上安装了Ruby . (部署用户是rvm组的一部分,可以在命令行上手动 rvm use
. )
我可能做错了什么?
Capfile的相关部分
$:.unshift(File.expand_path('./lib', ENV['rvm_path'])) # Add RVM's lib directory to the load path.
require "bundler/capistrano"
require "rvm/capistrano"
require "erb"
set(:rvm_type) { :system }
set(:ruby_version) { '1.9.2' }
set(:rvm_ruby_string) { "#{ruby_version}@#{application}" }
set(:rvm_path) { "/usr/local/rvm" }
#set(:rvm_bin_path) { "#{rvm_path}/bin" }
before "deploy:setup", "rvm:debug_gemset"
before "deploy:setup", "bundle:install_gem"
namespace :rvm do
desc "Creates gemset for application"
task :debug_gemset do
disable_rvm_shell do
run "/usr/local/rvm/bin/rvm list rubies" do |ch, stream, data|
if stream == :err
logger.debug "capured output on STDERR: #{data}"
else # stream == :out
logger.debug "capured output on STDOUT: #{data}"
end
end
end
end
end
# We need this so that we can install rvm first!
def disable_rvm_shell(&block)
default_shell = self[:default_shell]
self[:default_shell] = nil
yield
self[:default_shell] = default_shell
end
上限输出
* executing `deploy:setup'
triggering before callbacks for `deploy:setup'
* executing `rvm:debug_gemset'
* executing "/usr/local/rvm/bin/rvm list rubies" # <----- ran outside of rvm-shell
servers: ["XX.XXX.XXX.XXX"]
Password:
[XX.XXX.XXX.XXX] executing command
* capured output on STDOUT:
* capured output on STDOUT: rvm rubies
* capured output on STDOUT:
* ruby-1.8.7-p352 [ x86_64 ]
* capured output on STDOUT:
* ree-1.8.7-2011.03 [ x86_64 ]
* capured output on STDOUT:
* ruby-1.9.2-p290 [ x86_64 ]
*
好的,太棒了:安装了1.9.2 . (这是预期的 - 我手动安装了1.8.7,REE和1.9.2!)
但这并非所有Capistrano都说......
command finished
* executing `bundle:install_gem'
* executing "gem install bundler"
servers: ["XX.XXX.XXX.XXX"]
[XX.XXX.XXX.XXX] executing command
** [out ::XX.XXX.XXX.XXX] WARN: ruby ruby-1.9.2-p290 is not installed.
最后一行声称没有安装1.9.2?!!
** [out ::XX.XXX.XXX.XXX] To install do: 'rvm install ruby-1.9.2-p290'
*** [err ::XX.XXX.XXX.XXX] ERROR: Gemset 'MY_APP' does not exist, rvm gemset create 'MY_APP' first.
*** [err ::XX.XXX.XXX.XXX] Error: RVM was unable to use '1.9.2@MY_APP'
command finished
failed: "rvm_path=/usr/local/rvm /usr/local/rvm/bin/rvm-shell '1.9.2@MY_APP' -c 'gem install bundler'" on XX.XXX.XXX.XXX
使用cap shell进行调试
Jim Gay问道,“用shell shell调试怎么样?”
rvm/capinstrano
通过 rvm-shell
运行命令,该命令在执行命令之前立即查找版本和gemset . (因此我们之前定义的 disable_rvm_shell
用于初始 rvm list rubies
.
例如:
cap> which rvm
[establishing connection(s) to XX.XXX.XXX.XX]
Password:
** [out :: XX.XXX.XXX.XX] WARN: ruby ruby-1.9.2-p290 is not installed.
** [out :: XX.XXX.XXX.XX] To install do: 'rvm install ruby-1.9.2-p290'
*** [err :: XX.XXX.XXX.XX] ERROR: Gemset 'MY_APP' does not exist, rvm gemset create 'MY_APP' first.
*** [err :: XX.XXX.XXX.XX] Error: RVM was unable to use '1.9.2@MY_APP'
error: failed: "rvm_path=/usr/local/rvm /usr/local/rvm/bin/rvm-shell '1.9.2@MY_APP' -c 'which rvm'" on XX.XXX.XXX.XX
结论
我显然做错了什么,但是什么?
将1.9.2设置为默认的Ruby不是一个选项,因为我还将在此框中托管1.8.7应用程序(理想情况下) . 这就是为什么我在系统级别使用RVM开始) .
根据RVM文档,我还确保部署用户位于RVM组中 .
2 回答
关于没有安装ruby的这个WARN是一个误导性的消息,它应该说找不到ruby @ gemset对 . 如果要在服务器上使用此命令:
您会以相反的顺序看到消息 - 无法找到gemset的第一个错误,要解决它,请转到服务器并运行:
这将为您创建一个gemset,如果您需要更多帮助,请联系FreeNode服务器上的IRC Channels #rvm .
好的,所以我只是用这个版本的红宝石不同的炸弹 . 服务器正在运行:
ruby-1.8.7-p371
和部署(cap / rvm-capistrano,不确定究竟是哪个)想要rvm install ruby-1.8.7-p374
.我尝试了@mpapis中的gemset建议,这是进步,但那时我注意到它问我p374 .
所以如果有疑问,请安装最新的次要版本的ruby .