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#! /usr/bin/env ruby
require 'spec_helper'
require 'pathname'
require 'puppet/file_bucket/dipper'
require 'puppet/indirector/file_bucket_file/rest'
require 'puppet/indirector/file_bucket_file/file'
require 'puppet/util/checksums'
shared_examples_for "a restorable file" do
let(:dest) { tmpfile('file_bucket_dest') }
describe "restoring the file" do
with_digest_algorithms do
it "should restore the file" do
request = nil
klass.any_instance.expects(:find).with { |r| request = r }.returns(Puppet::FileBucket::File.new(plaintext))
dipper.restore(dest, checksum).should == checksum
digest(Puppet::FileSystem.binread(dest)).should == checksum
request.key.should == "#{digest_algorithm}/#{checksum}"
request.server.should == server
request.port.should == port
end
it "should skip restoring if existing file has the same checksum" do
File.open(dest, 'wb') {|f| f.print(plaintext) }
dipper.expects(:getfile).never
dipper.restore(dest, checksum).should be_nil
end
it "should overwrite existing file if it has different checksum" do
klass.any_instance.expects(:find).returns(Puppet::FileBucket::File.new(plaintext))
File.open(dest, 'wb') {|f| f.print('other contents') }
dipper.restore(dest, checksum).should == checksum
end
end
end
end
describe Puppet::FileBucket::Dipper, :uses_checksums => true do
include PuppetSpec::Files
def make_tmp_file(contents)
file = tmpfile("file_bucket_file")
File.open(file, 'wb') { |f| f.write(contents) }
file
end
it "should fail in an informative way when there are failures checking for the file on the server" do
@dipper = Puppet::FileBucket::Dipper.new(:Path => make_absolute("/my/bucket"))
file = make_tmp_file('contents')
Puppet::FileBucket::File.indirection.expects(:head).raises ArgumentError
lambda { @dipper.backup(file) }.should raise_error(Puppet::Error)
end
it "should fail in an informative way when there are failures backing up to the server" do
@dipper = Puppet::FileBucket::Dipper.new(:Path => make_absolute("/my/bucket"))
file = make_tmp_file('contents')
Puppet::FileBucket::File.indirection.expects(:head).returns false
Puppet::FileBucket::File.indirection.expects(:save).raises ArgumentError
lambda { @dipper.backup(file) }.should raise_error(Puppet::Error)
end
describe "backing up and retrieving local files" do
with_digest_algorithms do
it "should backup files to a local bucket" do
Puppet[:bucketdir] = "/non/existent/directory"
file_bucket = tmpdir("bucket")
@dipper = Puppet::FileBucket::Dipper.new(:Path => file_bucket)
file = make_tmp_file(plaintext)
digest(plaintext).should == checksum
@dipper.backup(file).should == checksum
Puppet::FileSystem.exist?("#{file_bucket}/#{bucket_dir}/contents").should == true
end
it "should not backup a file that is already in the bucket" do
@dipper = Puppet::FileBucket::Dipper.new(:Path => "/my/bucket")
file = make_tmp_file(plaintext)
Puppet::FileBucket::File.indirection.expects(:head).returns true
Puppet::FileBucket::File.indirection.expects(:save).never
@dipper.backup(file).should == checksum
end
it "should retrieve files from a local bucket" do
@dipper = Puppet::FileBucket::Dipper.new(:Path => "/my/bucket")
request = nil
Puppet::FileBucketFile::File.any_instance.expects(:find).with{ |r| request = r }.once.returns(Puppet::FileBucket::File.new(plaintext))
@dipper.getfile(checksum).should == plaintext
request.key.should == "#{digest_algorithm}/#{checksum}"
end
end
end
describe "backing up and retrieving remote files" do
with_digest_algorithms do
it "should backup files to a remote server" do
@dipper = Puppet::FileBucket::Dipper.new(:Server => "puppetmaster", :Port => "31337")
file = make_tmp_file(plaintext)
real_path = Pathname.new(file).realpath
request1 = nil
request2 = nil
Puppet::FileBucketFile::Rest.any_instance.expects(:head).with { |r| request1 = r }.once.returns(nil)
Puppet::FileBucketFile::Rest.any_instance.expects(:save).with { |r| request2 = r }.once
@dipper.backup(file).should == checksum
[request1, request2].each do |r|
r.server.should == 'puppetmaster'
r.port.should == 31337
r.key.should == "#{digest_algorithm}/#{checksum}/#{real_path}"
end
end
it "should retrieve files from a remote server" do
@dipper = Puppet::FileBucket::Dipper.new(:Server => "puppetmaster", :Port => "31337")
request = nil
Puppet::FileBucketFile::Rest.any_instance.expects(:find).with { |r| request = r }.returns(Puppet::FileBucket::File.new(plaintext))
@dipper.getfile(checksum).should == plaintext
request.server.should == 'puppetmaster'
request.port.should == 31337
request.key.should == "#{digest_algorithm}/#{checksum}"
end
end
end
describe "#restore" do
describe "when restoring from a remote server" do
let(:klass) { Puppet::FileBucketFile::Rest }
let(:server) { "puppetmaster" }
let(:port) { 31337 }
it_behaves_like "a restorable file" do
let (:dipper) { Puppet::FileBucket::Dipper.new(:Server => server, :Port => port.to_s) }
end
end
describe "when restoring from a local server" do
let(:klass) { Puppet::FileBucketFile::File }
let(:server) { nil }
let(:port) { nil }
it_behaves_like "a restorable file" do
let (:dipper) { Puppet::FileBucket::Dipper.new(:Path => "/my/bucket") }
end
end
end
end
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