Changeset 6009

Timestamp:

01/22/07 15:37:35 (2 years ago)

Author:

minam

Message:

Add a "get" helper, to pull a file from a remote server to the localhost (closes #6978). Also, fix a typo in standard.rb that caused a syntax error.

Files:

• tools/capistrano/CHANGELOG (modified) (1 diff)
• tools/capistrano/lib/capistrano/actor.rb (modified) (1 diff)
• tools/capistrano/lib/capistrano/recipes/standard.rb (modified) (1 diff)

tools/capistrano/CHANGELOG

@@ -1 +1 @@
-*SVN*
+
+* Add a "get" helper, to pull a file from a remote server to the localhost [bmihelac]
-
-* Fix gateway to actually increment local_port if a port is in use, so that multiple capistrano instances can run at the same time [Mark Imbriaco]

tools/capistrano/lib/capistrano/actor.rb

@@ -259 +259 @@
-        run(cmd, options.merge(:data => data + "\n\4")) do |ch, stream, out|
-          logger.important out, "#{stream} :: #{ch[:host]}" if stream == :err
+        end
+      end
+    end
+    
+    # Get file remote_path from FIRST server targetted by
+    # the current task and transfer it to local machine as path. It will use
+    # SFTP if Net::SFTP is installed; otherwise it will fall back to using
+    # 'cat', which may cause corruption in binary files.
+    #
+    # get "#{deploy_to}/current/log/production.log", "log/production.log.web"
+    def get(remote_path, path, options = {})
+      if Capistrano::SFTP && options.fetch(:sftp, true)
+        execute_on_servers(options.merge(:once => true)) do |servers|
+          logger.debug "downloading #{servers.first}:#{remote_path} to #{path}" 
+          sessions[servers.first].sftp.connect do |tsftp|
+            tsftp.get_file remote_path, path
+          end
+          logger.trace "download finished" 
+        end
+      else
+        logger.important "Net::SFTP is not available; using remote 'cat' to get file, which may cause file corruption"
+        File.open(path, "w") do |destination|
+          run "cat #{remote_path}", :once => true do |ch, stream, data|
+            case stream
+            when :out then destination << data
+            when :err then raise "error while downloading #{remote_path}: #{data.inspect}"
+            end
+          end
-        end
-      end

tools/capistrano/lib/capistrano/recipes/standard.rb

@@ -67 +67 @@
-shared hosts. Override this task if you're on a shared host.
-DESC
-
+ do
-  run "chmod -R g+w #{release_path}"
-end