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Make deploy:setup obey the :use_sudo and :runner directives, and generalize the :use_sudo and :runner options into a try_sudo() helper method

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This commit is contained in:
Jamis Buck 2008-04-30 22:41:39 -06:00
parent f9d2af0b24
commit 552a492428
2 changed files with 17 additions and 13 deletions
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2
CHANGELOG
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@ -1,5 +1,7 @@
*unreleased*
* Make deploy:setup obey the :use_sudo and :runner directives, and generalize the :use_sudo and :runner options into a try_sudo() helper method [Jamis Buck]
* Make sudo helper play nicely with complex command chains [Jamis Buck]
* Expand file-transfer options with new upload() and download() helpers. [Jamis Buck]

28
lib/capistrano/recipes/deploy.rb
View file

@ -89,6 +89,15 @@ ensure
ENV[name] = saved
end
# If :run_method is :sudo (or :use_sudo is true), this executes the given command
# via +sudo+. Otherwise is uses +run+. Further, if sudo is being used and :runner
# is set, the command will be executed as the user given by :runner.
def try_sudo(command)
as = fetch(:runner, "app")
via = fetch(:run_method, :sudo)
invoke_command(command, :via => via, :as => as)
end
# =========================================================================
# These are the tasks that are available to help with deploying web apps,
# and specifically, Rails applications. You can have cap give you a summary
@ -122,7 +131,7 @@ namespace :deploy do
task :setup, :except => { :no_release => true } do
dirs = [deploy_to, releases_path, shared_path]
dirs += %w(system log pids).map { |d| File.join(shared_path, d) }
run "umask 02 && mkdir -p #{dirs.join(' ')}"
try_sudo "umask 02 && mkdir -p #{dirs.join(' ')}"
end
desc <<-DESC
@ -246,9 +255,7 @@ namespace :deploy do
set :use_sudo, false
DESC
task :restart, :roles => :app, :except => { :no_release => true } do
as = fetch(:runner, "app")
via = fetch(:run_method, :sudo)
invoke_command "#{current_path}/script/process/reaper", :via => via, :as => as
try_sudo "#{current_path}/script/process/reaper"
end
desc <<-DESC
@ -337,7 +344,7 @@ namespace :deploy do
directories = (releases - releases.last(count)).map { |release|
File.join(releases_path, release) }.join(" ")
invoke_command "rm -rf #{directories}", :via => run_method
try_sudo "rm -rf #{directories}"
end
end
@ -406,9 +413,7 @@ namespace :deploy do
the :use_sudo variable to false.
DESC
task :start, :roles => :app do
as = fetch(:runner, "app")
via = fetch(:run_method, :sudo)
invoke_command "sh -c 'cd #{current_path} && nohup script/spin'", :via => via, :as => as
try_sudo "sh -c 'cd #{current_path} && nohup script/spin'"
end
desc <<-DESC
@ -423,11 +428,8 @@ namespace :deploy do
the :use_sudo variable to false.
DESC
task :stop, :roles => :app do
as = fetch(:runner, "app")
via = fetch(:run_method, :sudo)
invoke_command "if [ -f #{current_path}/tmp/pids/dispatch.spawner.pid ]; then #{current_path}/script/process/reaper -a kill -r dispatch.spawner.pid; fi", :via => via, :as => as
invoke_command "#{current_path}/script/process/reaper -a kill", :via => via, :as => as
try_sudo "if [ -f #{current_path}/tmp/pids/dispatch.spawner.pid ]; then #{current_path}/script/process/reaper -a kill -r dispatch.spawner.pid; fi"
try_sudo "#{current_path}/script/process/reaper -a kill"
end
namespace :pending do