using Psfile

This commit is contained in:
David Dollar
2010-10-15 17:25:12 -07:00
parent efd5a786f5
commit 86e3cd12dd
6 changed files with 44 additions and 44 deletions

View File

@@ -5,7 +5,7 @@ require "thor"
class Foreman::CLI < Thor
class_option :pstypes, :type => :string, :aliases => "-f", :desc => "Default: Pstypes"
class_option :psfile, :type => :string, :aliases => "-f", :desc => "Default: Psfile"
desc "start [PROCESS]", "Start the application, or a specific process"
@@ -14,7 +14,7 @@ class Foreman::CLI < Thor
:banner => '"alpha=5,bar=3"'
def start(process=nil)
check_pstypes!
check_psfile!
if process
engine.execute(process, options)
@@ -33,7 +33,7 @@ class Foreman::CLI < Thor
:banner => '"alpha=5,bar=3"'
def export(format, location=nil)
check_pstypes!
check_psfile!
formatter = case format
when "upstart" then Foreman::Export::Upstart
@@ -49,16 +49,16 @@ class Foreman::CLI < Thor
private ######################################################################
def check_pstypes!
error("#{pstypes} does not exist.") unless File.exist?(pstypes)
def check_psfile!
error("#{psfile} does not exist.") unless File.exist?(psfile)
end
def engine
@engine ||= Foreman::Engine.new(pstypes)
@engine ||= Foreman::Engine.new(psfile)
end
def pstypes
options[:pstypes] || "Pstypes"
def psfile
options[:psfile] || "Psfile"
end
private ######################################################################
@@ -68,8 +68,8 @@ private ######################################################################
exit 1
end
def pstypes_exists?(pstypes)
File.exist?(pstypes)
def psfile_exists?(psfile)
File.exist?(psfile)
end
end

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@@ -8,21 +8,21 @@ require "fileutils"
class Foreman::Engine
attr_reader :pstypes
attr_reader :psfile
attr_reader :directory
extend Term::ANSIColor
COLORS = [ cyan, yellow, green, magenta, red ]
def initialize(pstypes)
@pstypes = read_pstypes(pstypes)
@directory = File.expand_path(File.dirname(pstypes))
def initialize(psfile)
@psfile = read_psfile(psfile)
@directory = File.expand_path(File.dirname(psfile))
end
def processes
@processes ||= begin
pstypes.split("\n").inject({}) do |hash, line|
psfile.split("\n").inject({}) do |hash, line|
next if line.strip == ""
name, command = line.split(" ", 2)
process = Foreman::Process.new(name, command)
@@ -144,8 +144,8 @@ private ######################################################################
$0 = title
end
def read_pstypes(pstypes)
File.read(pstypes)
def read_psfile(psfile)
File.read(psfile)
end
def watch_for_termination

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@@ -1,4 +1,4 @@
foreman(1) -- manage Pstypes-based applications
foreman(1) -- manage Psfile-based applications
================================================
## SYNOPSIS
@@ -8,8 +8,8 @@ foreman(1) -- manage Pstypes-based applications
## DESCRIPTION
**Foreman** is a manager for Pstypes-based applications. Its aim is to
abstract away the details of the Pstypes format, and allow you to either run
**Foreman** is a manager for Psfile-based applications. Its aim is to
abstract away the details of the Psfile format, and allow you to either run
your application directly or export it to some other process management
format.
@@ -18,7 +18,7 @@ format.
`foreman start` is used to run your application directly from the command line.
If no additional parameters are passed, foreman will run one instance of each
type of process defined in your Pstypes.
type of process defined in your Psfile.
If a parameter is passed, foreman will run one instance of the specified
application type.
@@ -66,8 +66,8 @@ The following options control how the application is run:
These options control all modes of foreman's operation.
* `-f`, `--pstypes`:
Specify an alternate location for the application's Pstypes. This file's
* `-f`, `--psfile`:
Specify an alternate location for the application's Psfile. This file's
containing directory will be assumed to be the root directory of the
application.
@@ -99,9 +99,9 @@ will be structured to make the following commands valid:
`restart appname-processname-3`
## PSTYPES
## PSFILE
A Pstyes file should contain both a name for the process and the command used
A Psfile should contain both a name for the process and the command used
to run it.
web bundle exec thin start
@@ -117,9 +117,9 @@ Export the application in upstart format:
$ foreman export upstart /etc/init
Run one process type from the application defined in a specific Pstypes:
Run one process type from the application defined in a specific Psfile:
$ foreman start alpha -p ~/app/Pstypes
$ foreman start alpha -p ~/myapp/Psfile
## COPYRIGHT

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@@ -5,17 +5,17 @@ describe "Foreman::CLI" do
subject { Foreman::CLI.new }
describe "start" do
describe "with a non-existent Pstypes" do
describe "with a non-existent Psfile" do
it "prints an error" do
mock_error(subject, "Pstypes does not exist.") do
mock_error(subject, "Psfile does not exist.") do
dont_allow.instance_of(Foreman::Engine).start
subject.start
end
end
end
describe "with a Pstypes" do
before(:each) { write_pstypes }
describe "with a Psfile" do
before(:each) { write_psfile }
it "runs successfully" do
dont_allow(subject).error
@@ -26,17 +26,17 @@ describe "Foreman::CLI" do
end
describe "export" do
describe "with a non-existent Pstypes" do
describe "with a non-existent Psfile" do
it "prints an error" do
mock_error(subject, "Pstypes does not exist.") do
mock_error(subject, "Psfile does not exist.") do
dont_allow.instance_of(Foreman::Engine).export
subject.export("testapp")
end
end
end
describe "with a Pstypes" do
before(:each) { write_pstypes }
describe "with a Psfile" do
before(:each) { write_psfile }
describe "with an invalid formatter" do
it "prints an error" do

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@@ -2,18 +2,18 @@ require "spec_helper"
require "foreman/engine"
describe "Foreman::Engine" do
subject { Foreman::Engine.new("Pstypes") }
subject { Foreman::Engine.new("Psfile") }
describe "initialize" do
describe "without an existing Pstypes" do
describe "without an existing Psfile" do
it "raises an error" do
lambda { subject }.should raise_error
end
end
describe "with a Pstypes" do
describe "with a Psfile" do
it "reads the processes" do
write_pstypes
write_psfile
subject.processes["alpha"].command.should == "./alpha"
subject.processes["bravo"].command.should == "./bravo"
end
@@ -22,7 +22,7 @@ describe "Foreman::Engine" do
describe "start" do
it "forks the processes" do
write_pstypes
write_psfile
mock(subject).fork(subject.processes["alpha"], {})
mock(subject).fork(subject.processes["bravo"], {})
mock(subject).watch_for_termination
@@ -30,7 +30,7 @@ describe "Foreman::Engine" do
end
it "handles concurrency" do
write_pstypes
write_psfile
mock(subject).fork_individual(subject.processes["alpha"], 5000)
mock(subject).fork_individual(subject.processes["alpha"], 5001)
mock(subject).fork_individual(subject.processes["bravo"], 5100)
@@ -41,7 +41,7 @@ describe "Foreman::Engine" do
describe "execute" do
it "runs the processes" do
write_pstypes
write_psfile
mock(subject).fork(subject.processes["alpha"], {})
mock(subject).watch_for_termination
subject.execute("alpha")

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@@ -24,8 +24,8 @@ def write_foreman_config(app)
end
end
def write_pstypes(pstypes="Pstypes")
File.open(pstypes, "w") do |file|
def write_psfile(psfile="Psfile")
File.open(psfile, "w") do |file|
file.puts "alpha ./alpha"
file.puts "bravo ./bravo"
end