Support dokku cli

README.md

@@ -167,9 +167,34 @@ For more information:
 $ figaro help heroku:set
 ```
 
+#### Dokku
+
+[Dokku](https://github.com/progrium/dokku), like Heroku, provides a way to set application configuration ENV variables via the command line.
+
+```bash
+$ dokku config:set google_analytics_key=UA-35722661-5
+```
+
+Using the `figaro` command, you can set values from your configuration file all at once:
+
+```bash
+$ figaro dokku:set -e production
+```
+
+For more information:
+
+```bash
+$ figaro help dokku:set
+```
+
+In this initial implementation, you need to:
+
+1. Add git remote dokku repository => `git remote add dokku [email protected]:example-app`
+2. Do following command => `gem install dokku-cli`
+
 #### Other Hosts
 
-If you're not deploying to Heroku, you have two options:
+If you're not deploying to Heroku or Dokku, you have two options:
 
 * Generate a remote configuration file
 * Set `ENV` variables directly

lib/figaro/cli.rb

@@ -38,5 +38,31 @@ def install
       require "figaro/cli/heroku_set"
       HerokuSet.run(options)
     end
+
+    # figaro dokku:set
+
+    desc "dokku:set", "Send Figaro configuration to a Dokku app."
+    long_desc <<-LONGDESC
+      Sends the Figaro configuration to a Dokku APP on the Dokku SERVER.
+
+      Since Dokku does not provide a client, this command requires that:\n\n
+      1. Add git remote dokku repository => `git remote add dokku [email protected]:example-app`\n\n
+      2. Do following command => `gem install dokku-cli`
+      \n\n
+    LONGDESC
+
+    method_option "environment",
+      aliases: ["-e"],
+      desc: "Specify an application environment"
+    method_option "path",
+      aliases: ["-p"],
+      default: "config/application.yml",
+      desc: "Specify a configuration file path"
+
+    define_method "dokku:set" do
+      require "figaro/cli/dokku_set"
+      DokkuSet.run(options)
+    end
+
   end
 end

lib/figaro/cli/dokku_set.rb

@@ -0,0 +1,25 @@
+require "figaro/cli/task"
+
+module Figaro
+  class CLI < Thor
+    class DokkuSet < Task
+      def run
+        system(configuration, command)
+      end
+
+      private
+
+      def command
+        "dokku config:set #{vars}"
+      end
+
+      def vars
+        configuration.keys.map { |k| var(k) }.join(" ")
+      end
+
+      def var(key)
+        Gem.win_platform? ? %(#{key}="%#{key}%") : %(#{key}="$#{key}")
+      end
+    end
+  end
+end

spec/figaro/cli/dokku_set_spec.rb

@@ -0,0 +1,49 @@
+describe "figaro dokku:set" do
+  before do
+    create_dir("example")
+    cd("example")
+    write_file("config/application.yml", "foo: bar")
+  end
+
+  it "sends Figaro configuration to dokku" do
+    run_simple("figaro dokku:set")
+
+    command = commands.last
+    expect(command.name).to eq("dokku")
+    expect(command.args).to eq(["config:set", "foo=bar"])
+  end
+
+  it "respects path" do
+    write_file("env.yml", "foo: bar")
+
+    run_simple("figaro dokku:set -p env.yml")
+
+    command = commands.last
+    expect(command.name).to eq("dokku")
+    expect(command.args).to eq(["config:set", "foo=bar"])
+  end
+
+  it "respects environment" do
+    overwrite_file("config/application.yml", <<-EOF)
+foo: bar
+test:
+  foo: baz
+    EOF
+
+    run_simple("figaro dokku:set -e test")
+
+    command = commands.last
+    expect(command.name).to eq("dokku")
+    expect(command.args).to eq(["config:set", "foo=baz"])
+  end
+
+  it "handles values with special characters" do
+    overwrite_file("config/application.yml", "foo: bar baz")
+
+    run_simple("figaro dokku:set")
+
+    command = commands.last
+    expect(command.name).to eq("dokku")
+    expect(command.args).to eq(["config:set", "foo=bar baz"])
+  end
+end

spec/support/bin/dokku

@@ -0,0 +1,5 @@
+#!/usr/bin/env ruby
+
+require File.expand_path("../../command_interceptor", __FILE__)
+
+CommandInterceptor.intercept("dokku")