add json export

Gemfile

@@ -13,5 +13,6 @@ group :test do
   gem 'rspec',  '~> 2.0.0'
 end
 
+gem 'json',           '~> 1.5.1'
 gem 'term-ansicolor', '~> 1.0.5'
 gem 'thor',           '~> 0.13.6'

Gemfile.lock

@@ -4,6 +4,7 @@ GEM
     diff-lcs (1.1.2)
     fakefs (0.2.1)
     hpricot (0.8.2)
+    json (1.5.1)
     mime-types (1.16)
     mustache (0.11.2)
     parka (0.3.1)
@@ -19,14 +20,16 @@ GEM
       mustache (>= 0.7.0)
       rdiscount (>= 1.5.8)
     rr (1.0.2)
-    rspec (2.0.0.beta.19)
-      rspec-core (= 2.0.0.beta.19)
-      rspec-expectations (= 2.0.0.beta.19)
-      rspec-mocks (= 2.0.0.beta.19)
-    rspec-core (2.0.0.beta.19)
-    rspec-expectations (2.0.0.beta.19)
+    rspec (2.0.1)
+      rspec-core (~> 2.0.1)
+      rspec-expectations (~> 2.0.1)
+      rspec-mocks (~> 2.0.1)
+    rspec-core (2.0.1)
+    rspec-expectations (2.0.1)
       diff-lcs (>= 1.1.2)
-    rspec-mocks (2.0.0.beta.19)
+    rspec-mocks (2.0.1)
+      rspec-core (~> 2.0.1)
+      rspec-expectations (~> 2.0.1)
     term-ansicolor (1.0.5)
     thor (0.13.8)
 
@@ -35,6 +38,7 @@ PLATFORMS
 
 DEPENDENCIES
   fakefs (~> 0.2.1)
+  json (~> 1.5.1)
   parka
   rake
   rcov (~> 0.9.8)

lib/foreman/cli.rb

@@ -36,8 +36,9 @@ class Foreman::CLI < Thor
     check_procfile!
 
     formatter = case format
-      when "upstart" then Foreman::Export::Upstart
+      when "json"    then Foreman::Export::JSON
       when "inittab" then Foreman::Export::Inittab
+      when "upstart" then Foreman::Export::Upstart
       else error "Unknown export format: #{format}."
     end
 

lib/foreman/export.rb

@@ -4,5 +4,6 @@ module Foreman::Export
   class Exception < ::Exception; end
 end
 
-require "foreman/export/upstart"
+require "foreman/export/json"
 require "foreman/export/inittab"
+require "foreman/export/upstart"

lib/foreman/export/json.rb

@@ -0,0 +1,13 @@
+require "foreman/export/base"
+require "json"
+
+class Foreman::Export::JSON < Foreman::Export::Base
+
+  def export(fname=nil, options={})
+    processes = engine.processes.values.inject({}) do |hash, process|
+      hash.update(process.name => { "command" => process.command })
+    end
+    puts processes.to_json
+  end
+
+end

man/foreman.1.ronn

@@ -75,10 +75,18 @@ These options control all modes of foreman's operation.
 
 foreman currently supports the following output formats:
 
+  * json
+
   * inittab
 
   * upstart
 
+## JSON EXPORT
+
+Will export your processes as JSON:
+
+    { "web": { "command": "bundle exec thin start" } }
+
 ## INITTAB EXPORT
 
 Will export a chunk of inittab-compatible configuration: