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Split capistrano integration from configuration
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -5,4 +5,5 @@ gemspec | |
| group :test do | ||
| gem 'rspec' | ||
| gem 'capistrano-spec' | ||
| end | ||
| gem 'pry-debugger' | ||
| end | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| module CapistranoUnicorn | ||
| class Config | ||
| def self.load(config) | ||
| config.instance_eval do | ||
| # Environments | ||
| _cset(:unicorn_env) { fetch(:rails_env, 'production' ) } | ||
| _cset(:unicorn_rack_env) do | ||
| # Following recommendations from http://unicorn.bogomips.org/unicorn_1.html | ||
| fetch(:rails_env) == 'development' ? 'development' : 'deployment' | ||
| end | ||
|
|
||
| # Execution | ||
| _cset(:unicorn_user) { nil } | ||
| _cset(:unicorn_bundle) { fetch(:bundle_cmd, "bundle") } | ||
| _cset(:unicorn_bin) { "unicorn" } | ||
| _cset(:unicorn_options) { '' } | ||
| _cset(:unicorn_restart_sleep_time) { 2 } | ||
|
|
||
| # Relative paths | ||
| _cset(:app_subdir) { '' } | ||
| _cset(:unicorn_config_rel_path) { "config" } | ||
| _cset(:unicorn_config_filename) { "unicorn.rb" } | ||
| _cset(:unicorn_config_rel_file_path) \ | ||
| { unicorn_config_rel_path + '/' + unicorn_config_filename } | ||
| _cset(:unicorn_config_stage_rel_file_path) \ | ||
| { [ unicorn_config_rel_path, 'unicorn', | ||
| "#{unicorn_env}.rb" ].join('/') } | ||
|
|
||
| # Absolute paths | ||
| # If you find the following confusing, try running 'cap unicorn:show_vars' - | ||
| # it might help :-) | ||
| _cset(:app_path) { current_path + app_subdir } | ||
| _cset(:bundle_gemfile) { app_path + '/Gemfile' } | ||
| _cset(:unicorn_config_path) { app_path + '/' + unicorn_config_rel_path } | ||
| _cset(:unicorn_config_file_path) { app_path + '/' + unicorn_config_rel_file_path } | ||
| _cset(:unicorn_config_stage_file_path) \ | ||
| { app_path + '/' + unicorn_config_stage_rel_file_path } | ||
| _cset(:unicorn_default_pid) { app_path + "/tmp/pids/unicorn.pid" } | ||
| _cset(:unicorn_pid) do | ||
| extracted_pid = extract_pid_file | ||
| if extracted_pid | ||
| extracted_pid | ||
| else | ||
| logger.important "err :: failed to auto-detect pid from #{local_unicorn_config}" | ||
| logger.important "err :: falling back to default: #{unicorn_default_pid}" | ||
| unicorn_default_pid | ||
| end | ||
| end | ||
| end | ||
| end | ||
| end | ||
| end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| require 'spec_helper' | ||
| describe CapistranoUnicorn::Config, "loaded into a configuration" do | ||
| before do | ||
| @configuration = Capistrano::Configuration.new | ||
| @configuration.extend(Capistrano::Spec::ConfigurationExtension) | ||
| CapistranoUnicorn::CapistranoIntegration.load_into(@configuration) | ||
| end | ||
|
|
||
| context "testing variables" do | ||
| before do | ||
| # define _cset etc. from capistrano | ||
| @configuration.load 'deploy' | ||
|
|
||
| # capistrano-unicorn variables are set during a 'before' | ||
| # callback, so in order to be able to test the result, we need | ||
| # to ensure the callback is triggered. | ||
| @configuration.trigger :before | ||
| end | ||
|
|
||
| describe "app paths" do | ||
| cur_path = '/path/to/myapp' | ||
|
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||
| before do | ||
| @configuration.set(:current_path, cur_path) | ||
| end | ||
|
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||
| shared_examples_for "an app in path" do |app_path| | ||
| let(:shell) { :` } # ` } work around confused emacs ruby-mode | ||
|
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||
| specify "app_path should default to #{app_path}" do | ||
| @configuration.fetch(:app_path).should == app_path | ||
| end | ||
|
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||
| it "should default to a sensible pid file when auto-detection failed" do | ||
| @configuration.should_receive(shell).with(/unicorn -c /).and_return('') do |cmd| | ||
| $?.should_receive(:success?).and_return(false) | ||
| end | ||
| @configuration.logger.stub(:important) | ||
| @configuration.fetch(:unicorn_pid).should == app_path + "/tmp/pids/unicorn.pid" | ||
| end | ||
|
|
||
| shared_examples "auto-detect pid file from unicorn config" do | ||
| |pid_file, primary_exists, config_file| | ||
| which_config = primary_exists ? 'primary' : 'stage' | ||
| it "should auto-detect pid file from #{which_config} unicorn config" do | ||
| # Tempfile.new in Ruby 1.9.2 will call File.exist? | ||
| allow(File).to receive(:exist?).with(/tmp/) | ||
|
|
||
| File.should_receive(:exist?).with('config/unicorn.rb').and_return(primary_exists) | ||
| tmpfile = nil | ||
| @configuration.should_receive(shell).with(/unicorn -c /) do |cmd| | ||
| (cmd =~ /^unicorn -c "(.+)"$/).should be_true | ||
| tmpfile = $~[1] | ||
| tmpfile.should include("tmp") | ||
| File.read(tmpfile).should include(%!config_file = "#{config_file}"!) | ||
| $?.should_receive(:success?).and_return(true) | ||
| pid_file | ||
| end | ||
| @configuration.fetch(:unicorn_pid).should == pid_file | ||
| end | ||
| end | ||
|
|
||
| include_examples "auto-detect pid file from unicorn config", \ | ||
| '/path/to/pid/from/config/file', true, "config/unicorn.rb" | ||
|
|
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| include_examples "auto-detect pid file from unicorn config", \ | ||
| '/path/to/pid/from/stage/config/file', false, "config/unicorn/production.rb" | ||
|
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| specify "Gemfile should default correctly" do | ||
| @configuration.fetch(:bundle_gemfile).should == app_path + "/Gemfile" | ||
| end | ||
|
|
||
| specify "config/ directory should default correctly" do | ||
| @configuration.fetch(:unicorn_config_path).should == app_path + "/config" | ||
| end | ||
|
|
||
| specify "config file should default correctly" do | ||
| @configuration.fetch(:unicorn_config_file_path).should == app_path + "/config/unicorn.rb" | ||
| end | ||
|
|
||
| specify "per-stage config file should default correctly" do | ||
| @configuration.fetch(:unicorn_config_stage_file_path).should == app_path + "/config/unicorn/production.rb" | ||
| end | ||
|
|
||
| specify "per-stage config file should be set correctly for different environment" do | ||
| @configuration.set(:rails_env, 'staging') | ||
| @configuration.fetch(:unicorn_config_stage_file_path).should == app_path + "/config/unicorn/staging.rb" | ||
| end | ||
| end | ||
|
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||
| context "app in current_path" do | ||
| it_should_behave_like "an app in path", cur_path | ||
| end | ||
|
|
||
| context "app in a subdirectory" do | ||
| subdir = 'mysubdir' | ||
|
|
||
| before do | ||
| @configuration.set(:app_subdir, '/' + subdir) | ||
| end | ||
|
|
||
| it_should_behave_like "an app in path", cur_path + '/' + subdir | ||
| end | ||
| end | ||
|
|
||
| describe "unicorn_env" do | ||
| it "should default to value of rails_env if set" do | ||
| @configuration.set(:rails_env, 'staging') | ||
| @configuration.fetch(:unicorn_env).should == \ | ||
| @configuration.fetch(:rails_env) | ||
| end | ||
|
|
||
| it "should default to production if rails_env not set" do | ||
| @configuration.fetch(:unicorn_env).should == 'production' | ||
| end | ||
| end | ||
|
|
||
| describe "unicorn_rack_env" do | ||
| it "should default to deployment if rails_env not set" do | ||
| @configuration.fetch(:unicorn_rack_env).should == 'deployment' | ||
| end | ||
|
|
||
| it "should default to development if rails_env set to development" do | ||
| @configuration.set(:rails_env, 'development') | ||
| @configuration.fetch(:unicorn_rack_env).should == 'development' | ||
| end | ||
|
|
||
| it "should default to deployment if rails_env set to anything else" do | ||
| @configuration.set(:rails_env, 'staging') | ||
| @configuration.fetch(:unicorn_rack_env).should == 'deployment' | ||
| end | ||
| end | ||
| end | ||
| end |
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