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#
# Author:: Lamont Granquist <lamont@chef.io>)
# Copyright:: Copyright (c) 2015 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'
describe Chef::Knife::Bootstrap::ClientBuilder do
let(:stdout) { StringIO.new }
let(:stderr) { StringIO.new }
let(:stdin) { StringIO.new }
let(:ui) { Chef::Knife::UI.new(stdout, stderr, stdin, {}) }
let(:knife_config) { {} }
let(:chef_config) { {} }
let(:node_name) { "bevell.wat" }
let(:rest) { double("Chef::REST") }
let(:client_builder) {
client_builder = Chef::Knife::Bootstrap::ClientBuilder.new(knife_config: knife_config, chef_config: chef_config, ui: ui)
allow(client_builder).to receive(:rest).and_return(rest)
allow(client_builder).to receive(:node_name).and_return(node_name)
client_builder
}
context "#sanity_check!" do
let(:response_404) { OpenStruct.new(:code => '404') }
let(:exception_404) { Net::HTTPServerException.new("404 not found", response_404) }
context "in cases where the prompting fails" do
before do
# should fail early in #run
expect(client_builder).to_not receive(:create_client!)
expect(client_builder).to_not receive(:create_node!)
end
it "exits when the node exists and the user does not want to delete" do
expect(rest).to receive(:get_rest).with("nodes/#{node_name}")
expect(ui.stdin).to receive(:readline).and_return('n')
expect { client_builder.run }.to raise_error(SystemExit)
end
it "exits when the client exists and the user does not want to delete" do
expect(rest).to receive(:get_rest).with("nodes/#{node_name}").and_raise(exception_404)
expect(rest).to receive(:get_rest).with("clients/#{node_name}")
expect(ui.stdin).to receive(:readline).and_return('n')
expect { client_builder.run }.to raise_error(SystemExit)
end
end
context "in cases where the prompting succeeds" do
before do
# mock out the rest of #run
expect(client_builder).to receive(:create_client!)
expect(client_builder).to receive(:create_node!)
end
it "when both the client and node do not exist it succeeds" do
expect(rest).to receive(:get_rest).with("nodes/#{node_name}").and_raise(exception_404)
expect(rest).to receive(:get_rest).with("clients/#{node_name}").and_raise(exception_404)
expect { client_builder.run }.not_to raise_error
end
it "when we are allowed to delete an old node" do
expect(rest).to receive(:get_rest).with("nodes/#{node_name}")
expect(ui.stdin).to receive(:readline).and_return('y')
expect(rest).to receive(:get_rest).with("clients/#{node_name}").and_raise(exception_404)
expect(rest).to receive(:delete).with("nodes/#{node_name}")
expect { client_builder.run }.not_to raise_error
end
it "when we are allowed to delete an old client" do
expect(rest).to receive(:get_rest).with("nodes/#{node_name}").and_raise(exception_404)
expect(rest).to receive(:get_rest).with("clients/#{node_name}")
expect(ui.stdin).to receive(:readline).and_return('y')
expect(rest).to receive(:delete).with("clients/#{node_name}")
expect { client_builder.run }.not_to raise_error
end
it "when we are are allowed to delete both an old client and node" do
expect(rest).to receive(:get_rest).with("nodes/#{node_name}")
expect(rest).to receive(:get_rest).with("clients/#{node_name}")
expect(ui.stdin).to receive(:readline).twice.and_return('y')
expect(rest).to receive(:delete).with("nodes/#{node_name}")
expect(rest).to receive(:delete).with("clients/#{node_name}")
expect { client_builder.run }.not_to raise_error
end
end
end
context "#create_client!" do
let(:client) { Chef::ApiClient.new }
before do
# mock out the rest of #run
expect(client_builder).to receive(:sanity_check)
expect(client_builder).to receive(:create_node!)
end
it "delegates everything to Chef::ApiClient::Registration and sets client" do
reg_double = double("Chef::ApiClient::Registration")
expect(Chef::ApiClient::Registration).to receive(:new).with(node_name, client_builder.client_path, http_api: rest).and_return(reg_double)
expect(reg_double).to receive(:run).and_return(client)
client_builder.run
expect(client_builder.client).to eq(client)
end
end
context "#client_path" do
it "has a public API for the temporary client.pem file" do
expect(client_builder.client_path).to match(/#{node_name}.pem/)
end
end
context "#create_node!" do
before do
# mock out the rest of #run
expect(client_builder).to receive(:sanity_check)
expect(client_builder).to receive(:create_client!)
# mock out default node building steps
expect(client_builder).to receive(:client_rest).and_return(client_rest)
expect(Chef::Node).to receive(:new).with(chef_server_rest: client_rest).and_return(node)
expect(node).to receive(:name).with(node_name)
expect(node).to receive(:save)
end
let(:client_rest) { double("Chef::REST (client)") }
let(:node) { double("Chef::Node") }
it "builds a node with a default run_list of []" do
expect(node).to receive(:run_list).with([])
client_builder.run
end
it "does not add tags by default" do
allow(node).to receive(:run_list).with([])
expect(node).to_not receive(:tags)
client_builder.run
end
it "adds tags to the node when given" do
tag_receiver = []
knife_config[:tags] = %w[foo bar]
allow(node).to receive(:run_list).with([])
allow(node).to receive(:tags).and_return(tag_receiver)
client_builder.run
expect(tag_receiver).to eq %w[foo bar]
end
it "builds a node when the run_list is a string" do
knife_config[:run_list] = "role[base],role[app]"
expect(node).to receive(:run_list).with(["role[base]", "role[app]"])
client_builder.run
end
it "builds a node when the run_list is an Array" do
knife_config[:run_list] = ["role[base]", "role[app]"]
expect(node).to receive(:run_list).with(["role[base]", "role[app]"])
client_builder.run
end
it "builds a node with first_boot_attributes if they're given" do
knife_config[:first_boot_attributes] = {:baz => :quux}
expect(node).to receive(:normal_attrs=).with({:baz=>:quux})
expect(node).to receive(:run_list).with([])
client_builder.run
end
it "builds a node with an environment if its given" do
knife_config[:environment] = "production"
expect(node).to receive(:environment).with("production")
expect(node).to receive(:run_list).with([])
client_builder.run
end
it "builds a node with policy_name and policy_group when given" do
knife_config[:policy_name] = "my-app"
knife_config[:policy_group] = "staging"
expect(node).to receive(:run_list).with([])
expect(node).to receive(:policy_name=).with("my-app")
expect(node).to receive(:policy_group=).with("staging")
client_builder.run
end
end
end
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