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#
# Author:: Daniel DeLeo (<dan@chef.io>)
# Copyright:: Copyright 2014-2016, Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require "spec_helper"
require "chef/knife/ssl_fetch"
describe Chef::Knife::SslFetch do
let(:name_args) { [] }
let(:stdout_io) { StringIO.new }
let(:stderr_io) { StringIO.new }
def stderr
stderr_io.string
end
def stdout
stdout_io.string
end
subject(:ssl_fetch) do
s = Chef::Knife::SslFetch.new
s.name_args = name_args
allow(s.ui).to receive(:stdout).and_return(stdout_io)
allow(s.ui).to receive(:stderr).and_return(stderr_io)
s
end
context "when no arguments are given" do
before do
Chef::Config.chef_server_url = "https://example.com:8443/chef-server"
end
it "uses the chef_server_url as the host to fetch" do
expect(ssl_fetch.host).to eq("example.com")
expect(ssl_fetch.port).to eq(8443)
end
end
context "when a specific URI is given" do
let(:name_args) { %w{https://example.test:10443/foo} }
it "fetchs the SSL configuration against the given host" do
expect(ssl_fetch.host).to eq("example.test")
expect(ssl_fetch.port).to eq(10443)
end
end
context "when an invalid URI is given" do
let(:name_args) { %w{foo.test} }
it "prints an error and exits" do
expect { ssl_fetch.run }.to raise_error(SystemExit)
expected_stdout = <<-E
USAGE: knife ssl fetch [URL] (options)
E
expected_stderr = <<-E
ERROR: Given URI: `foo.test' is invalid
E
expect(stdout_io.string).to eq(expected_stdout)
expect(stderr_io.string).to eq(expected_stderr)
end
context "and its malformed enough to make URI.parse barf" do
let(:name_args) { %w{ftp://lkj\\blah:example.com/blah} }
it "prints an error and exits" do
expect { ssl_fetch.run }.to raise_error(SystemExit)
expected_stdout = <<-E
USAGE: knife ssl fetch [URL] (options)
E
expected_stderr = <<-E
ERROR: Given URI: `#{name_args[0]}' is invalid
E
expect(stdout_io.string).to eq(expected_stdout)
expect(stderr_io.string).to eq(expected_stderr)
end
end
end
describe "normalizing CNs for use as paths" do
it "normalizes '*' to 'wildcard'" do
expect(ssl_fetch.normalize_cn("*.example.com")).to eq("wildcard_example_com")
end
it "normalizes non-alnum and hyphen characters to underscores" do
expect(ssl_fetch.normalize_cn("Billy-Bob's Super Awesome CA!")).to eq("Billy-Bob_s_Super_Awesome_CA_")
end
end
describe "fetching the remote cert chain" do
let(:name_args) { %w{https://foo.example.com:8443} }
let(:tcp_socket) { double(TCPSocket) }
let(:ssl_socket) { double(OpenSSL::SSL::SSLSocket) }
let(:self_signed_crt_path) { File.join(CHEF_SPEC_DATA, "trusted_certs", "example.crt") }
let(:self_signed_crt) { OpenSSL::X509::Certificate.new(File.read(self_signed_crt_path)) }
let(:trusted_certs_dir) { Dir.mktmpdir }
def run
ssl_fetch.run
rescue Exception
puts "OUT: #{stdout_io.string}"
puts "ERR: #{stderr_io.string}"
raise
end
before do
Chef::Config.trusted_certs_dir = trusted_certs_dir
end
after do
FileUtils.rm_rf(trusted_certs_dir)
end
context "when the TLS connection is successful" do
before do
expect(ssl_fetch).to receive(:proxified_socket).with("foo.example.com", 8443).and_return(tcp_socket)
expect(OpenSSL::SSL::SSLSocket).to receive(:new).with(tcp_socket, ssl_fetch.noverify_peer_ssl_context).and_return(ssl_socket)
expect(ssl_socket).to receive(:connect)
expect(ssl_socket).to receive(:peer_cert_chain).and_return([self_signed_crt])
end
it "fetches the cert chain and writes the certs to the trusted_certs_dir" do
run
stored_cert_path = File.join(trusted_certs_dir, "example_local.crt")
expect(File).to exist(stored_cert_path)
expect(File.read(stored_cert_path)).to eq(File.read(self_signed_crt_path))
end
end
context "when connecting to a non-SSL service (like HTTP)" do
let(:name_args) { %w{http://foo.example.com} }
let(:unknown_protocol_error) { OpenSSL::SSL::SSLError.new("SSL_connect returned=1 errno=0 state=SSLv2/v3 read server hello A: unknown protocol") }
before do
expect(ssl_fetch).to receive(:proxified_socket).with("foo.example.com", 80).and_return(tcp_socket)
expect(OpenSSL::SSL::SSLSocket).to receive(:new).with(tcp_socket, ssl_fetch.noverify_peer_ssl_context).and_return(ssl_socket)
expect(ssl_socket).to receive(:connect).and_raise(unknown_protocol_error)
expect(ssl_fetch).to receive(:exit).with(1)
end
it "tells the user their URL is for a non-ssl service" do
expected_error_text = <<-ERROR_TEXT
ERROR: The service at the given URI (http://foo.example.com) does not accept SSL connections
ERROR: Perhaps you meant to connect to 'https://foo.example.com'?
ERROR_TEXT
run
expect(stderr).to include(expected_error_text)
end
end
end
end
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