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require File.join(File.dirname(__FILE__), '..', 'vcsrepo')
Puppet::Type.type(:vcsrepo).provide(:git, :parent => Puppet::Provider::Vcsrepo) do
desc "Supports Git repositories"
##TODO modify the commands below so that the su - is included
commands :git => 'git'
defaultfor :git => :exists
has_features :bare_repositories, :reference_tracking
def create
if !@resource.value(:source)
init_repository(@resource.value(:path))
else
clone_repository(@resource.value(:source), @resource.value(:path))
if @resource.value(:revision)
if @resource.value(:ensure) == :bare
notice "Ignoring revision for bare repository"
else
checkout_branch_or_reset
end
end
if @resource.value(:ensure) != :bare
update_submodules
end
end
end
def destroy
FileUtils.rm_rf(@resource.value(:path))
end
def latest?
at_path do
return self.revision == self.latest
end
end
def latest
fetch
return get_revision('origin/HEAD')
end
def revision
return get_revision('HEAD')
end
def revision=(desired)
fetch
if local_branch_revision?(desired)
at_path do
git('checkout', desired)
git('pull', 'origin')
end
update_submodules
elsif remote_branch_revision?(desired)
at_path do
git('checkout',
'-b', @resource.value(:revision),
'--track', "origin/#{@resource.value(:revision)}")
end
update_submodules
else
reset(desired)
if @resource.value(:ensure) != :bare
update_submodules
end
end
end
def bare_exists?
bare_git_config_exists? && !working_copy_exists?
end
def working_copy_exists?
File.directory?(File.join(@resource.value(:path), '.git'))
end
def exists?
working_copy_exists? || bare_exists?
end
def update_references
at_path do
git('fetch', '--tags', 'origin')
end
end
private
def path_exists?
File.directory?(@resource.value(:path))
end
def bare_git_config_exists?
File.exist?(File.join(@resource.value(:path), 'config'))
end
def clone_repository(source, path)
args = ['clone']
if @resource.value(:ensure) == :bare
args << '--bare'
end
if !File.exist?(File.join(@resource.value(:path), '.git'))
args.push(source, path)
git(*args)
else
notice "Repo has already been cloned"
end
end
def fetch
at_path do
git('fetch', 'origin')
end
end
def pull
at_path do
git('pull', 'origin')
end
end
def init_repository(path)
if @resource.value(:ensure) == :bare && working_copy_exists?
convert_working_copy_to_bare
elsif @resource.value(:ensure) == :present && bare_exists?
convert_bare_to_working_copy
elsif File.directory?(@resource.value(:path))
raise Puppet::Error, "Could not create repository (non-repository at path)"
else
normal_init
end
end
# Convert working copy to bare
#
# Moves:
# <path>/.git
# to:
# <path>/
def convert_working_copy_to_bare
notice "Converting working copy repository to bare repository"
FileUtils.mv(File.join(@resource.value(:path), '.git'), tempdir)
FileUtils.rm_rf(@resource.value(:path))
FileUtils.mv(tempdir, @resource.value(:path))
end
# Convert bare to working copy
#
# Moves:
# <path>/
# to:
# <path>/.git
def convert_bare_to_working_copy
notice "Converting bare repository to working copy repository"
FileUtils.mv(@resource.value(:path), tempdir)
FileUtils.mkdir(@resource.value(:path))
FileUtils.mv(tempdir, File.join(@resource.value(:path), '.git'))
if commits_in?(File.join(@resource.value(:path), '.git'))
reset('HEAD')
git('checkout', '-f')
end
end
def normal_init
FileUtils.mkdir(@resource.value(:path))
args = ['init']
if @resource.value(:ensure) == :bare
args << '--bare'
end
at_path do
git(*args)
end
end
def commits_in?(dot_git)
Dir.glob(File.join(dot_git, 'objects/info/*'), File::FNM_DOTMATCH) do |e|
return true unless %w(. ..).include?(File::basename(e))
end
false
end
def checkout_branch_or_reset
if remote_branch_revision?
at_path do
git('checkout', '-b', @resource.value(:revision), '--track', "origin/#{@resource.value(:revision)}")
end
else
reset(@resource.value(:revision))
end
end
def reset(desired)
at_path do
git('reset', '--hard', desired)
end
end
def update_submodules
at_path do
git('submodule', 'init')
git('submodule', 'update')
end
end
def remote_branch_revision?(revision = @resource.value(:revision))
at_path do
branches.include?("origin/#{revision}")
end
end
def local_branch_revision?(revision = @resource.value(:revision))
at_path do
branches.include?(revision)
end
end
def branches
at_path { git('branch', '-a') }.gsub('*', ' ').split(/\n/).map { |line| line.strip }
end
def get_revision(rev)
if !working_copy_exists?
create
end
current = at_path { git('rev-parse', rev).strip }
if @resource.value(:revision)
canonical = at_path { git('rev-parse', @resource.value(:revision)).strip }
current = @resource.value(:revision) if current == canonical
end
return current
end
end
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