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Make sure the invoke task gives a sane error if the COMMAND value is omitted (closes #8827)

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git-svn-id: http://svn.rubyonrails.org/rails/tools/capistrano@7204 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
This commit is contained in:
Jamis Buck 2007-07-21 21:33:43 +00:00
parent cdb38cd287
commit d20e62155e
2 changed files with 5 additions and 1 deletions
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2
CHANGELOG
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@ -1,5 +1,7 @@
*SVN*
* Make sure the invoke task gives a sane error when the COMMAND value is omitted [halorgium]
* Make sure variables are conditionally set in the deploy recipes, so as not to clobber values set elsewhere [Jamis Buck]
* Fix "input stream is empty" errors from HighLine on prompt [Jamis Buck]

4
lib/capistrano/recipes/standard.rb
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@ -15,8 +15,10 @@ desc <<-DESC
$ cap ROLES=app,web SUDO=1 COMMAND="tail -f /var/log/messages" invoke
DESC
task :invoke do
command = ENV["COMMAND"] || ""
abort "Please specify a command to execute on the remote servers (via the COMMAND environment variable)" if command.empty?
method = ENV["SUDO"] ? :sudo : :run
invoke_command(ENV["COMMAND"], :via => method)
invoke_command(command, :via => method)
end
desc <<-DESC